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  • JURUSAN TEKNIK PERMINYAKANFAKULTAS TEKNOLOGI MINERALUNIVERSITAS PEMBANGUNAN NASIONAL "VETERAN"YOGYAKARTA2007

  • Struktur X terletak dalam wilayah kerja PT. Pertamina EP Region Sumatera. Struktur X terbagi atas 3 blok, yaitu blok barat, tengah , dan timur. Permasalahan yang terjadi pada Struktur X ini adalah menurunnya laju produksi minyak. Mengingat cadangan masih besar maka diterapkan operasi waterflooding, dengan cara menginjeksikan air untuk mendesak minyak agar mengalir ke sumur produksi.

  • Maksud

    Melakukan evaluasi pelaksanaan waterflooding dengan meramalkan perilaku injeksi air Struktur X.

    Tujuan

    Meningkatkan perolehan minyak Struktur X.

    *

  • Prosedur atau tahapan yang dilakukan pada studi ini berupa persiapan data reservoir, kemudian mengaplikasikannya dalam perhitungan peramalan perilaku waterflooding dengan metode Craig, Geffen, dan Morse (CGM).

  • Waterflooding adalah salah satu metode pengurasan minyak tahap lanjut (secondary recovery) yang banyak digunakan dalam pengambilan minyak sisa yang masih tertinggal setelah proses produksi awal (primary recovery).

  • Air mudah diperoleh dan pengadaannyapun mudahAir relatif mudah diinjeksikan dan lebih efisienAir mudah menyebar ke seluruh reservoir

  • Periode peramalan injeksi air dari awalinjeksi sampai interferencePeriode peramalan injeksi air dari interference sampai fill-upPeriode peramalan injeksi air fill-up sampai breakthroughPeriode peramalan injeksi air setelah breakthrough

  • Interference merupakan pertemuan oil bank yang berdekatan Penentuan volume air injeksi saat interference

    Penentuan rate injeksi sampai interference

    *

  • Fill-up adalah saat pendorongan terjadi hingga gas bebas habis terproduksi.Penentuan volume air injeksi saat fill-up

    Penentuan rate injeksi fill-up

    Penentuan kenaikan waktu fill-up

  • Penentuan volume air injeksi saat breakthrough

    Penentuan rate injeksi sampai breakthrough

    Penentuan laju produksi minyak

    Penentuan kumulatif produksi minyak

  • Penentuan kumulatif produksi minyak

    Penentuan kumulatif produksi air

  • Penentuan laju produksi minyak

    Penentuan laju produksi air

    *

  • Untuk sudut kemiringan horizontal

    Besarnya harga fw tergantung pada besarnya viskositas minyak dan viskositas air

  • Luas pola injeksi-produksi (A)Ketebalan reservoir (h)Porositas ()Saturasi air connate (Swc)Saturasi gas awal (Sgi)Saturasi minyak awal (Soi)Permeabilitas (k)kro @ Swikrw @ SwBT avg34,517 acre8,859 ft0,261 fraksi0,258 fraksi0,1 fraksi0,642 fraksi286,67 mD0,90,201

  • Sifat fisik batuanFaktor volume formasi minyak (Bo)Faktor volume formasi air (Bw)Viskositas minyak (o)Viskositas air (w)1,471 bbl/STB1,04 bbl/STB0,5295 cp0,228 cpData-data operasionalTekanan injeksi-produksi (P)Jari-jari sumur (rw)Jarak sumur injeksi-produksi (d)Jarak sumur injeksi-injeksi (a)700 psi0,252 ft1383,962 ft1235,76 ft

  • Swkrwkrofw0.2580.0000.9000.0000.3200.0400.3300.2200.3710.0680.2200.4180.4290.1050.1380.6390.4850.1460.0670.8350.5050.1700.0480.8920.5440.2200.0300.9450.6330.3700.0130.9850.6910.4660.0080.9930.7140.5000.0070.9940.7700.5800.0020.9990.8000.6210.0001.000

  • Sw2fw2SwBT avg[dfw/dSw]fo2Qi0.4600.7500.5303.5710.2500.2800.4700.7800.5403.1430.2200.3180.5000.8900.5601.8330.1100.5450.5180.9200.5841.2120.0800.8250.5300.9370.6020.8750.0631.1430.5410.9430.6200.7220.0571.3860.5700.9600.6600.4440.0402.2500.5950.9700.6900.3160.0303.1670.6190.9800.7100.2200.0204.5500.6330.9850.7300.1550.0156.4670.6600.9950.7500.0560.00518.000

  • 1234567Wi (asumsi)reriwiw avgt = Wi/iw avgt = (t)(BBL)(Ft)(Ft)(BWPD)(BWPD)(Days)(Days) 50062.15837.6892103.5480.2380.2382500138.98984.2751824.7621964.1551.0181.2565000196.561119.1821726.2311775.4961.4082.6647500240.737145.9681673.3761699.8041.4714.13510000277.979168.5491637.7961655.5861.5105.64512500310.790188.4441611.2241624.5101.5397.18415000340.453206.4301590.1441600.6841.5628.74617500367.731222.9701572.7461581.4451.58110.32620000393.121238.3651557.9811565.3641.59711.92322500416.968252.8241545.1851551.5831.61113.53525000439.523266.5001533.9161539.5511.62415.15927500460.975279.5071523.8621528.8891.63516.79430000481.473291.9361514.7981519.3301.64518.43932500501.133303.8571506.5551510.6771.65520.09435000520.050315.3271499.0031502.7791.66421.75837500538.303326.3941492.0391495.5211.67223.42940000555.957337.0991485.5841488.8111.67925.10942500573.068347.4731479.571482.5771.68626.79545000589.682357.5471473.9451476.7581.69328.48847500605.840367.3451468.6631471.3041.69930.18749406.668617.880374.6451464.8421466.7531.30031.487

  • 123456789101112Wi (asumsi)EAgiwiw avgt = Wi/iw avgt = (t)qo(Wi-Wif)NpRFRF(BBL)(Fraksi)(Fraksi)(BWPD)(BWPD)(Days)(Days)(BOPD)(BBL)(STB)(Fraksi)(% OIP)61914.2180.3680.8001070.9941.300728.0700000620000.3680.8001070.9901070.9900.08041.380728.07085.78258.3150.00020.02645000.3830.7961065.6351068.3132.34043.720724.42922585.7821757.8390.0070.7670000.3980.7921060.2801062.9582.35246.072720.7895085.7823457.3630.0131.3695000.4130.7901057.6031058.9422.36148.433718.9697585.7825156.8880.0191.9720000.4280.7851050.9091054.2562.37150.804714.41810085.7826856.4120.0252.5745000.4420.7821046.8931048.9012.38353.187711.68812585.7828555.9360.0323.2770000.4570.7781041.5381044.2162.39455.582708.04815085.78210255.4600.0383.8795000.4720.7741036.1831038.8612.40657.988704.40717585.78211954.9840.0444.4820000.4870.7711032.1671034.1752.41760.405701.67720085.78213654.5080.0515.1845000.5020.7671026.8121029.4892.42862.834698.03722585.78215354.0320.0575.7870000.5170.7631021.4571024.1342.44165.275694.39625085.78217053.5570.0636.3895000.5310.7601017.4411019.4492.45267.727691.66627585.78218753.0810.0696.9920000.5460.7561012.0861014.7632.46470.191688.02630085.78220452.6050.0767.6945000.5610.7521006.7311009.4082.47772.668684.38532585.78222152.1290.0828.2970000.5760.7501004.0531005.3922.48775.154682.56535085.78223851.6530.0888.8995000.5910.745997.3601000.7072.49877.652678.01537585.78225551.1770.0959.51020000.6060.742993.343995.3522.51280.164675.28440085.78227250.7010.10110.11045000.6210.738987.989990.6662.52482.688671.64442585.78228950.2250.10710.71070000.6350.734982.634985.3112.53785.225668.00445085.78230649.7500.11311.31095000.6500.730977.279979.9562.55187.776664.36347585.78232349.2740.12012.01120000.6650.727973.262975.2712.56390.339661.63350085.78234048.7980.12612.61145000.6800.723967.907970.5852.57692.915657.99352585.78235748.3220.13213.2

  • 123456789101112Wi (asumsi)EAgiwiw avgt = Wi/iw avgt = (t)qo(Wi-Wif)NpRFRF(BBL)(Fraksi)(Fraksi)(BWPD)(BWPD)(Days)(Days)(BOPD)(BBL(STB)(Fraksi)(% OIP)1170000.6950.720963.891965.8992.58895.503655.26355085.78237447.8460.13913.91195000.7100.716958.536961.2142.60198.104651.62257585.78239147.3700.14514.51220000.7240.712953.181955.8592.615100.720647.98260085.78240846.8940.15115.11245000.7390.710950.504951.8432.626103.346646.16262585.78242546.4190.15715.71270000.7540.705943.810947.1572.639105.986641.61165085.78244245.9430.16416.41295000.7690.702939.794941.8022.654108.640638.88167585.78245945.4670.17017.01320000.7840.700937.117938.4552.664111.304637.06170085.78247644.9910.17617.6132199.2390.7850.698934.439935.7780.213111.517635.24170285.02147780.4360.17717.7

  • 123456789Wi/WiBTWiEAQi/QiBTQi[dfw/dSw]Sw2Sw2fw2fo2(Fraksi)(BBL)(Fraksi)(Fraksi)(Fraksi)(Fraksi)(Fraksi))(Fraksi)(Fraksi)1132199,2390,7851,0001,0000,2803,5710,4600,7501,2158639,0870,8351,1931,1930,3342,9940,4730,7991,4185078,9350,8771,3751,3750,3852,5970,4820,8301,6211518,7820,9141,5511,5510,4342,3030,4890,8501,8237958,6300,9471,7191,7190,4812,0780,4950,8702264398,4780,9761,8811,8810,5271,8990,4990,8842,5330498,09712,2862,2860,6401,5620,5100,9003396597,71712,6912,6910,7531,3270,5150,9054528796,95613,5013,5010,9801,0200,5280,9305660996,19514,3114,3111,2070,8280,5370,9406793195,43415,1215,1211,4340,6970,5490,95081057593,91216,7416,7411,8870,5300,5600,960101321992,39018,3618,3612,3410,4270,5820,967151982988,584112,41112,4113,4750,2880,6080,978

  • 101112131415161718Sw2 avg(Np) newlyWORsEdNpWpRFkrw @ Sw2 avg(Fraksi)(Fraksi)(BBL)(STB/STB)(Fraksi)(BBL)(BBL)(Fraksi)(Fraksi)0,2500,5300,2754,2430,26847780,4360,0000,1770,2010,2010,5400,2295,6230,28457069,08512284,8500,2110,2100,1700,5470,1966,9060,29564754,29626837,6410,2400,2180,1500,5540,1728,0150,30671836,39842243,4830,2660,2400,1300,5580,1539,4660,31177316,71959914,9220,2860,2500,1160,5600,13710,7790,31582009,86678699,7570,3030,2650,1000,5740,11012,7300,33690917,515129657,8980,3360,2960,0950,5870,09213,4740,35696209,308185730,3910,3560,3050,0700,5970,06918,7920,372100434,711306868,5360,3720,3050,0600,6090,05522,1590,392105824,405426359,8820,3920,3150,0500,6210,04626,8740,409110567,598546765,6530,4090,3600,0400,6350,00033,9460,432116799,089792180,9930,4320,3780,0330,6590,00041,4470,469126798,1471032267,4010,4690,4160,0220,6840,00062,8780,508137403,1651652840,6830,5080,440

  • 192021222324252627Mgiwiw avgWitt = (t)qoqw(Fraksi)(Fraksi)(Bbl/day)(Bbl/day)(Bbl)(Days)(Days)(Bbl/day)(Bbl/day)0,5190,698934,439111,517158,810673,8740,5420,700937,117935,77826439,84828,254139,771128,049719,9580,5630,702939,794938,45526439,84828,174167,945108,610750,0280,6190,704942,471941,13326439,84828,094196,03996,105770,2890,6450,706945,149943,81026439,84828,014224,05383,528790,6530,6840,707946,488945,81826439,84827,954252,00774,638804,5150,7640,710950,504948,49666099,61969,689321,69664,616822,5510,7870,7641022,796986,65066099,61966,994388,69066,054890,0290,7870,7871053,5871038,191132199,239127,336516,02650,137942,1500,8130,8131088,3941070,990132199,239123,436639,46344,394983,7410,9290,9291243,6871166,041132199,239113,374752,83742,2741136,0610,9750,9751305,2691274,478264398,478207,456960,29335,4931204,8641,0731,0731436,4661370,868264398,478192,8691153,16332,2251335,6371,1351,1351519,4671477,967660996,195447,2341600,39622,7251428,884

  • Timeqo calqo actqw calqw actNp calNp act(Days)(BOPD)(BOPD)(BWPD)(BWPD)(STB)(STB)111158,810174,2673,8741341,647780,43664247140128,049166,1719,9581192,557069,08564581168108,610166,7750,0281116,464754,2966474719696,105158,5770,2891054,871836,3986490622483,528140,9790,6534972,477316,7196504725274,638196,9804,51451174,382009,8666524432264,616149822,55141242,090917,5156555438966,054110890,0291199,096209,3086580451650,13783942,14961840,0100434,7116648263944,39457983,74061455,9105824,4056678375342,274119,21136,0611995,8110567,5986726996035,49384,61204,8641075,4116799,08967949115332,225112,11335,6372169,1126798,14768276160022,72561,61428,8841914,0137403,16570218

  • WF CAL E FIX NEW

    Lapisan E

    SwkrwkrofwSw2fw2Sw[dfw/dSw]fo2Qi

    0.2580.0000.9000.0000.4600.7500.5303.5710.2500.280

    0.3200.0400.3300.2200.4700.7800.543.1430.2200.318

    0.3710.0680.2200.4180.5000.8900.561.8330.1100.545

    0.4290.1050.1380.6390.5180.9200.5841.2120.0800.825

    0.4850.1460.0670.8350.5300.9370.6020.8750.0631.143

    0.5050.1700.0480.8920.5410.9430.6200.7220.0571.386

    0.5440.2200.0300.9450.5700.9600.6600.4440.0402.250

    0.6330.3700.0130.9850.5950.9700.690.3160.0303.167

    0.6910.4660.0080.9930.6190.9800.710.2200.0204.550

    0.7140.5000.0070.9940.6330.9850.730.1550.0156.467

    0.7700.5800.0020.9990.6600.9950.750.0560.00518.000

    0.8000.6210.0001.000

    * Sumur injeksi TLJ-019 dan sumur produksi TLJ-065 *

    Data Lapisan ESatuanLapisan EHasil HitunganSatuan

    A34.517acreVolume pori-pori (Vp)619142.183bbl

    h8.859ftOil in Place saat awal injeksi air (OIP)270217.051bbl

    0.261fraksiMobilitas ratio (M)0.519

    Swc0.258Efisiensi area penyapuan (Eabt)0.785

    Soi0.642Jumlah air injeksi saat breakthrough (Wibt)132199.239

    Sgi0.1Sgi maksimum (Sgi*)0.1376

    K286.67mDC0.8

    Kro @ Swi0.9Since the initial gas saturation, 10 % PV, is less than the value of Sgi*, the prediction method is applicable

    0.201jumlah injeksi air saat interference (Wii)49406.668bbl

    Boi1.471bbl/stbJumlah injeksi air saat fill up (Wif)61914.2183bbl

    Bwi1.04bbl/stbEfisiensi luas penyapuan (EA)0.368

    o0.5295cpjari-jari terluar dr oil bank (re)(26.02139835*Wi)^1/2

    w0.228cpjari-jari terluar dr front injeksi air ( r )(0.364298725*re)^0.5

    d1383.962ftlaju injeksi air base (I base)1338.738bbl/day

    a1235.76ftLaju injeksi air fill up (Iwf)1084.378

    rw0.252fttf9.813day

    P700psit = (t)41.300

    Swbt0.53Qibt = 1/[dfw/dSw]Swbt0.280

    Sobt0.47E0.946

    rei617.88ft

    Swbt0.46

    Metode CGM

    INTERFERENCE1234567

    1234567Wi (asumsi)rerIwIw avgt = wi/Iw avgt = (t)

    Wi (asumsi)rerIwIw avgt = wi/Iw avgt = (t)(bbl)(ft)(ft)(BWPD)(BWPD)days(days)

    (bbl)(ft)(ft)(BWPD)(BWPD)days(days)50062.15837.6892103.5480.2380.238

    50062.15837.6892103.5480.2380.2382500138.98984.2751824.7616204611964.1551.0181.256

    2500138.98984.2751824.7621964.1551.0181.2565000196.561119.1821726.23134510241775.4961.4082.664

    5000196.561119.1821726.2311775.4961.4082.6647500240.737145.9681673.37644736991699.8041.4714.135

    7500240.737145.9681673.3761699.8041.4714.13510000277.979168.5491637.79648498821655.5861.5105.645

    10000277.979168.5491637.7961655.5861.5105.64512500310.790188.4441611.2241624.5101.5397.184

    12500310.790188.4441611.2241624.5101.5397.18415000340.453206.4301590.14363535531600.6841.5628.746

    15000340.453206.4301590.1441600.6841.5628.74617500367.731222.9701572.74642536651581.4451.58110.326

    17500367.731222.9701572.7461581.4451.58110.32620000393.121238.3651557.98108828921565.3641.59711.923

    20000393.121238.3651557.9811565.3641.59711.92322500416.968252.8241545.18537170791551.5831.61113.535

    22500416.968252.8241545.1851551.5831.61113.53525000439.523266.5001533.91601421131539.5511.62415.159

    25000439.523266.5001533.9161539.5511.62415.15927500460.975279.5071523.86231934961528.8891.63516.794

    27500460.975279.5071523.8621528.8891.63516.79430000481.473291.9361514.79840671621519.3301.64518.439

    30000481.473291.9361514.7981519.3301.64518.43932500501.133303.8571506.5551137641510.6771.65520.094

    32500501.133303.8571506.5551510.6771.65520.09435000520.050315.3271499.00260149791502.7791.66421.758

    35000520.050315.3271499.0031502.7791.66421.75837500538.303326.3941492.03912813161495.5211.67223.429

    37500538.303326.3941492.0391495.5211.67223.42940000555.957337.0991485.58354613371488.8111.67925.109

    40000555.957337.0991485.5841488.8111.67925.10942500573.068347.4731479.57013663551482.5771.68626.795

    42500573.068347.4731479.5701482.5771.68626.79545000589.682357.5471473.9449609441476.7581.69328.488

    45000589.682357.5471473.9451476.7581.69328.48847500605.840367.3451468.66322559381471.3041.69930.187

    47500605.840367.3451468.6631471.3041.69930.18749406.668617.880374.6451464.84237865421466.7531.30031.487

    49406.668617.880374.6451464.8421466.7531.30031.487

    123456789101112123456789101112

    FILL-UP TO BREAKTHROUGHWi (asumsi)EAgIwIw avgt = Wi/Iw avgt = (t)qo(Wi-Wif)NpRFRFWi (asumsi)EAgIwIw avgt = Wi/Iw avgt = (t)qo(Wi-Wif)NpRFRF

    1233456789101112(Bbl)(fraksi)(fraksi)(Bbl/day)(Bbl/day)(days)(days)(BOPD)(Bbl)(STB)(% OIP)(Bbl)(fraksi)(fraksi)(Bbl/day)(Bbl/day)(days)(Days)(BOPD)(BBL)(STB)(Fraksi)(% OIP)

    Wi (asumsi)EAggIwIw avgt = Wi/Iw avgt = (t)qo(Wi-Wif)NpRFRF61914.2180.3680.8001070.990288179541.300728.07000001170000.6950.720963.891965.8992.58895.503655.26355085.78237447.8460.13913.9

    (Bbl)(fraksi)(Calculation)(Grafik)(Bbl/day)(Bbl/day)(days)(days)(BOPD)(Bbl)(STB)(% OIP)620000.3680.8001070.9901070.9900.08041.380728.07085.78258.3150.00020.021195000.7100.716958.536961.2142.60198.104651.62257585.78239147.3700.14514.5

    61914.2180.3680.7998841320.8001070.99041.300728.0700.0000.0000.0000.000645000.3830.7961065.6351068.3132.34043.720724.42918880942585.7821757.8390.0070.71220000.7240.712953.181955.8592.615100.720647.98260085.78240846.8940.15115.1

    620000.3680.7997592430.8001070.9901070.9900.08041.380728.07085.78258.3150%0.02670000.3980.7921060.2801062.9582.35246.072720.7895085.7823457.3630.0131.281245000.7390.710950.504951.8432.626103.346646.16262585.78242546.4190.15715.7

    645000.3830.7961194980.7961065.6351068.3132.34043.720724.4292585.7821757.8390.0070.7695000.4130.7901057.6031058.9422.36148.433718.9697585.7825156.8880.0191.91270000.7540.705943.810947.1572.639105.986641.61165085.78244245.9430.16416.4

    670000.3980.7924797540.7921060.2801062.9582.35246.072720.7895085.7823457.3630.0131.3720000.4280.7851050.9091054.2562.37150.804714.41810085.7826856.4120.0252.51295000.7690.702939.794941.8022.654108.640638.88167585.78245945.4670.17017.0

    695000.4130.7888400090.7901057.6031058.9422.36148.433718.9697585.7825156.8880.0191.9745000.4420.7821046.8931048.9012.38353.187711.68812585.7828555.9360.0323.21320000.7840.700937.117938.4552.664111.304637.06170085.78247644.9910.17617.6

    720000.4280.7852002650.7851050.9091054.2562.37150.804714.41810085.7826856.4120.0252.5770000.4570.7781041.5381044.2162.39455.582708.04815085.78210255.4600.0383.8132199.2389555690.7850.698934.439935.7780.213111.517635.24170285.02147780.4360.17717.7

    745000.4420.7815605200.7821046.8931048.9012.38353.187711.68812585.7828555.9360.0323.2795000.4720.7741036.1831038.8612.40657.988704.40717585.78211954.9840.0444.4

    770000.4570.7779207760.7781041.5381044.2162.39455.582708.04815085.78210255.4600.0383.8820000.4870.7711032.1671034.1752.41760.405701.67720085.78213654.5080.0515.1

    795000.4720.7742810320.7741036.1831038.8612.40657.988704.40717585.78211954.9840.0444.4845000.5020.7671026.8121029.4892.42862.834698.03722585.78215354.0320.0575.7

    820000.4870.7706412870.7711032.1671034.1752.41760.405701.67720085.78213654.5080.0515.1870000.5170.7631021.4571024.1342.44165.275694.39625085.78217053.5570.0636.3

    845000.5020.7670015430.7671026.8121029.4892.42862.834698.03722585.78215354.0320.0575.7895000.5310.7601017.4411019.4492.45267.727691.66627585.78218753.0810.0696.9

    870000.5170.7633617980.7631021.4571024.1342.44165.275694.39625085.78217053.5570.0636.3920000.5460.7561012.0861014.7632.46470.191688.02630085.78220452.6050.0767.6

    895000.5310.7597220540.7601017.4411019.4492.45267.727691.66627585.78218753.0810.0696.9945000.5610.7521006.7311009.4082.47772.668684.38532585.78222152.1290.0828.2

    920000.5460.7560823090.7561012.0861014.7632.46470.191688.02630085.78220452.6050.0767.6970000.5760.7501004.0531005.3922.48775.154682.56535085.78223851.6530.0888.8

    945000.5610.7524425650.7521006.7311009.4082.47772.668684.38532585.78222152.1290.0828.2995000.5910.745997.3601000.7072.49877.652678.01537585.78225551.1770.0959.5

    970000.5760.7488028200.7501004.0531005.3922.48775.154682.56535085.78223851.6530.0888.81020000.6060.742993.343995.3522.51280.164675.28440085.78227250.7010.10110.1

    995000.5910.7451630760.745997.3601000.7072.49877.652678.01537585.78225551.1770.0959.51045000.6210.738987.989990.6662.52482.688671.64442585.78228950.2250.10710.7

    1020000.6060.7415233310.742993.343995.3522.51280.164675.28440085.78227250.7010.10110.11070000.6350.734982.634985.3112.53785.225668.00445085.78230649.7500.11311.3

    1045000.6210.7378835870.738987.989990.6662.52482.688671.64442585.78228950.2250.10710.71095000.6500.730977.279979.9562.55187.776664.36347585.78232349.2740.12012.0

    1070000.6350.7342438430.734982.634985.3112.53785.225668.00445085.78230649.7500.11311.31120000.6650.727973.262975.2712.56390.339661.63350085.78234048.7980.12612.6

    1095000.6500.7306040980.730977.279979.9562.55187.776664.36347585.78232349.2740.12012.01145000.6800.723967.907970.5852.57692.915657.99352585.78235748.3220.13213.2

    1120000.6650.7269643540.727973.262975.2712.56390.339661.63350085.78234048.7980.12612.61170000.6950.720963.891965.8992.58895.503655.26355085.78237447.8460.13913.9

    1145000.6800.7233246090.723967.907970.5852.57692.915657.99352585.78235748.3220.13213.21195000.7100.716958.536961.2142.60198.104651.62257585.78239147.3700.14514.5

    1170000.6950.7196848650.720963.891965.8992.58895.503655.26355085.78237447.8460.13913.91220000.7240.712953.181955.8592.615100.720647.98260085.78240846.8940.15115.1

    1195000.7100.7160451200.716958.536961.2142.60198.104651.62257585.78239147.3700.14514.51245000.7390.710950.504951.8432.626103.346646.16262585.78242546.4190.15715.7

    1220000.7240.7124053760.712953.181955.8592.615100.720647.98260085.78240846.8940.15115.10.7850.5190.6981270000.7540.705943.810947.1572.639105.986641.61165085.78244245.9430.16416.4

    1245000.7390.7087656310.710950.504951.8432.626103.346646.16262585.78242546.4190.15715.70.8350.5420.7031295000.7690.702939.794941.8022.654108.640638.88167585.78245945.4670.17017.0

    1270000.7540.7051258870.705943.810947.1572.639105.986641.61165085.78244245.9430.16416.40.8770.5630.7091320000.7840.700937.117938.4552.664111.304637.06170085.78247644.9910.17617.6

    1295000.7690.7014861430.702939.794941.8022.654108.640638.88167585.78245945.4670.17017.00.9140.6190.743132199.2389555690.7850.698934.439935.7780.213111.517635.24170285.02147780.4360.17717.7

    1320000.7840.6978463980.700937.117938.4552.664111.304637.06170085.78247644.9910.17617.60.9470.6450.755

    132199.2390.7850.6975563270.698934.439935.7780.213111.517635.24170285.02147780.4360.17717.711.0731.056

    11.1351.098

    AFTER BREAKTHROUGH

    1233456789101111121314151617181920212223242526271234567891011121415161718192021222324252627

    Wi/WibtWiEAEAQi/QibtQi[dfw/dSw]Sw2Sw2fw2fo2Sw2(Np) newlyWORsEdNpWpRFKrw @ Sw2MgIwIw avgWitt = (t)QoQwWi/WibtWiEAQi/QibtQi[dfw/dSw]Sw2Sw2fw2fo2Sw2(Np) newlyEdNpWpRFKrw @ Sw2MgIwIw avgWitt = (t)QoQw

    (bbl)(Grafik)(Calculation)(Grafik)(Calculation)(bbl)(STB/STB)(fraksi)(STB)(bbl)(fraksi)(fraksi)(Bbl/day)(Bbl/day)fraksi(bbl)(fraksi)(fraksi))(fraksi)(fraksi)(fraksi)(fraksi)(bbl)(fraksi)(bbl)(bbl)(fraksi)(fraksi)(fraksi)bbl/daybbl/daybbldaysdays(bbl/day)(bbl/day)

    1132199.2390.7850.78510.2803.5710.4600.7500.2500.5300.2750.27490.2604.2430.26847780.436-0.0000.1770.2010.5190.698934.439111.517158.810673.8741132199.2390.7851.0001.0000.2803.5710.4600.7500.2500.5300.2754.2430.26847780.436-0.0000.1770.2010.5190.698934.439111.517158.810673.874

    1.2158639.0870.8350.8351.1930.3342.9940.4730.7990.2010.5400.2290.2290.2175.6230.28457069.08512284.8500.2110.2100.5420.700937.117935.77826439.84828.254139.771128.049719.9581.2158639.0870.8351.1931.1930.3342.9940.4730.7990.2010.5400.2295.6230.28457069.08512284.8500.2110.2100.5420.700937.117935.77826439.84828.254139.771128.049719.958

    1.4185078.9350.8770.8771.3750.3852.5970.4820.8300.1700.5470.1960.1960.1856.9060.29564754.29626837.6410.2400.2180.5630.702939.794938.45526439.84828.174167.945108.610750.0281.4185078.9350.8771.3751.3750.3852.5970.4820.8300.1700.5470.1966.9060.29564754.29626837.6410.2400.2180.5630.702939.7939778775938.45526439.84828.174167.945108.610750.028

    1.6211518.7820.9140.9141.5510.4342.3030.4890.8500.1500.5540.1720.1720.1638.0150.30671836.39842243.4830.2660.2400.6190.704942.471941.13326439.84828.094196.03996.105770.2891.6211518.7820.9141.5511.5510.4342.3030.4890.8500.1500.5540.1728.0150.30671836.39842243.4830.2660.2400.6190.704942.471941.13326439.84828.094196.03996.105770.289

    1.8237958.6300.9470.9471.7190.4812.0780.4950.8700.1300.5580.1530.1530.1459.4660.31177316.71959914.9220.2860.2500.6450.706945.149943.81026439.84828.014224.05383.528790.6531.8237958.6300.9471.7191.7190.4812.0780.4950.8700.1300.5580.1539.4660.31177316.71959914.9220.2860.2500.6450.706945.149943.81026439.84828.014224.05383.528790.653

    2264398.4780.9760.9761.8810.5271.8990.4990.8840.1160.5600.1370.1370.13010.7790.31582009.86678699.7570.3030.2650.6840.707946.488945.81826439.84827.954252.00774.638804.5152264398.4780.9761.8811.8810.5271.8990.4990.8840.1160.5600.13710.7790.31582009.86678699.7570.3030.2650.6840.707946.488945.81826439.84827.954252.00774.638804.515

    2.5330498.09711.0372.2860.6401.5620.5100.9000.1000.5740.110.1100.10412.7300.33690917.515129657.8980.3360.2960.7640.710950.504948.49666099.61969.689321.69664.616822.5512.5330498.09712.2862.2860.6401.5620.5100.9000.1000.5740.11012.7300.33690917.515129657.8980.3360.2960.7640.710950.504948.49666099.61969.689321.69664.616822.551

    3396597.71711.0872.6910.7531.3270.5150.9050.0950.5870.0920.0920.08713.4740.35696209.308185730.3910.3560.3050.7870.7641022.796986.65066099.61966.994388.69066.054890.0293396597.71712.6912.6910.7531.3270.5150.9050.0950.5870.09213.4740.35696209.308185730.3910.3560.3050.7870.7641022.796986.65066099.61966.994388.69066.054890.029

    4528796.95611.1663.5010.9801.0200.5280.9300.0700.5970.0690.0690.06518.7920.372100434.711306868.5360.3720.3050.7870.7871053.5871038.191132199.239127.336516.02650.137942.1504528796.95613.5013.5010.9801.0200.5280.9300.0700.5970.06918.7920.372100434.711146746306868.5360.3720.3050.7870.7871053.5871038.191132199.239127.336516.02650.137942.150

    5660996.19511.2274.3111.2070.8280.5370.9400.0600.6090.0550.0550.05222.1590.392105824.405426359.8820.3920.3150.8130.8131088.3941070.990132199.239123.436639.46344.394983.7415660996.19514.3114.3111.2070.8280.5370.9400.0600.6090.05522.1590.392105824.405426359.8820.3920.3150.8130.8131088.3941070.990132199.239123.436639.46344.394983.741

    6793195.43411.2785.1211.4340.6970.5490.950.0500.6210.0460.0460.04426.8740.409110567.598546765.6530.4090.3600.9290.9291243.6871166.041132199.239113.374752.83742.2741136.0616793195.43415.1215.1211.4340.6970.5490.9500.0500.6210.04626.8740.409110567.598546765.6530.4090.3600.9290.9291243.6871166.041132199.239113.374752.83742.2741136.061

    81057593.91211.3576.7411.8870.5300.5600.9600.0400.63500.0340.00033.9460.432116799.089792180.9930.4320.3780.9750.9751305.2691274.478264398.478207.456960.29335.4931204.86481057593.91216.7416.7411.8870.5300.5600.9600.0400.6350.00033.9460.432116799.089410313792180.9930.4320.3780.9750.9751305.2691274.478264398.478207.456960.29335.4931204.864

    101321992.39011.4188.3612.3410.4270.5820.9670.0330.65900.0270.00041.4470.469126798.1471032267.4010.4690.4161.0731.0731436.4661370.868264398.478192.8691153.16332.2251335.637101321992.39018.3618.3612.3410.4270.5820.9670.0330.6590.00041.4470.469126798.147280141032267.4010.4690.4161.0731.0731436.4661370.868264398.478192.8691153.162919654732.2251335.637

    151982988.58411.52912.4113.4750.2880.6080.9780.0220.68400.0180.00062.8780.508137403.1651652840.6830.5080.4401.1351.1351519.4671477.967660996.195447.2341600.39622.7251428.884151982988.584112.41112.4113.4750.2880.6080.9780.0220.6840.00062.8780.508137403.1651652840.6830.5080.4401.1351.1351519.4671477.967660996.195447.2341600.396433464822.7251428.884

    Sw Vs Kro dan Krw

    0.90

    0.330.04

    0.220.068

    0.1380.105

    0.0670.146

    0.0480.17

    0.030.22

    0.0130.37

    0.0080.466

    0.0070.5

    0.0020.58

    00.621

    Kro

    Krw

    Sw, fraksi

    Kro, fraksi

    Krw, fraksi

    Hubungan Antara Saturasi Air Vs Permeabilitas Relatif

    Sw Vs Kro dan Krw 2

    0.90

    0.330.04

    0.220.068

    0.1380.105

    0.0670.146

    0.0480.17

    0.030.22

    0.0130.37

    0.0080.466

    0.0070.5

    0.0020.58

    0.80.621

    Kro

    Krw

    Sw, fraksi

    Kro, fraksi

    Krw, fraksi

    Hubungan Antara Saturasi Air Vs Permeabilitas relatif

    Sw vs fw

    0

    0.2196639701

    0.4178678365

    0.6386002998

    0.8350021062

    0.8915995602

    0.9445390416

    0.9850964657

    0.9926620563

    0.9940077944

    0.9985173914

    1

    fwbt= 0.75

    Swbt = 0.46

    Swbt avg= 0.53

    (dfw/dSw)Swbt = 3,571

    Sw, fraksi

    fw, fraksi

    Kurva Fraksi Aliran

    Sw vs fw 2

    0

    0.2196639701

    0.4178678365

    0.6386002998

    0.8350021062

    0.8915995602

    0.9445390416

    0.9850964657

    0.9926620563

    0.9940077944

    0.9985173914

    1

    Sw, fraksi

    fw, fraksi

    Kurva Fraksi Aliran

    plot (dfwdSw)

    3.5714285714

    3.1428571429

    1.8333333333

    1.2121212121

    0.875

    0.7215189873

    0.4444444444

    0.3157894737

    0.2197802198

    0.1546391753

    0.0555555556

    Sw, fraksi

    [dfw/dSw], fraksi

    Plot [dfw/dSw]

    plot (dfwdSw) 2

    3.5714285714

    3.1428571429

    1.8333333333

    1.2121212121

    0.875

    0.7215189873

    0.4444444444

    0.3157894737

    0.2197802198

    0.1546391753

    0.0555555556

    Sw, fraksi

    [dfw/dSw], fraksi

    Plot [dfw/dSw]

    Actual

    *Perbandingan Qo, Qw, dan Np Sumur TLJ-065 Secara Perhitungan dan aktual*

    TimeQo calQo actQw calQw actNp calNp act% Kesalahan

    (Days)(BOPD)(BOPD)(BWPD)(BWPD)(STB)(STB)(%)

    111158.810174.2673.8741341.647780.4366424725.6296278548

    140128.049166.1719.9581192.557069.0856458111.6312252822

    168108.610166.7750.0281116.464754.296647470.0108055922

    19696.105158.5770.2891054.871836.3986490610.6779335215

    22483.528140.9790.6534312567972.477316.7196504718.8633991714

    25274.638196.9804.51451710181174.382009.8666524425.6981399661

    32264.616149822.55143527251242.090917.5156555438.692083713

    38966.054110890.02897241951199.096209.3086580446.2069764728s

    51650.13783942.14964161231840.0100434.7116648251.0716682788

    63944.39457983.74062263521455.9105824.4056678358.4603317343

    75342.274119.21136.0606716741995.8110567.5986726964.3658583861

    96035.49384.61204.86407420191075.4116799.0896794971.8930449152

    115332.225112.11335.63687993082169.1126798.1476827685.7140829576

    160022.72561.61428.88383363931914.0137403.1657021895.6808293909

    (3) *Production Rate Actual TLJ-065*

    QoQwCumCumCumMonthlyCumCum

    WellProdLiq.DailyDailyCutMonthlyMonthlyOilWaterWaterWaterWaterWater

    MonthNameDaysRateOilWaterWater.CutWOROilWaterProdProdQ0MVAvgQoMaxInjectedInjectionInjectionProdOil CutWater.CutTimeProduksiq totalqoqwqoqwWater CutOil CutWORNpWpWiCum WiTimeProduksiq totalqoqwqoqwWater CutOil CutWORNpWpWiCum Wi

    daysbbl/dbblbbl%bbl/bblbblbblbblbblbbl/dbbl/dbblbblbblbbl%%(Month)(Days)Bbl/day(BOPD)(BWPD)(BOPD)(BWPD)(%)(%)(Bbl/bbl)(STB)(STB)(Bbl)(Bbl)(Month)(Days)Bbl/day(BOPD)(BWPD)(BOPD)(BWPD)(%)(%)(Bbl/bbl)(STB)(STB)(Bbl)(Bbl)

    ----------------------------------------------------------------------------------------------------------------------------------------------------------Wi----------------------Apr-013050.956.9244199.41326.586.913.16.7639031513864545Apr-032676.154.3771.8113.71866.494.35.716.466968187633754973213

    Apr-01TLJ-0653050.956.924486.96.7199.41326.563902.5151385.6648**4515138613.186.9May-013149.065.6643.4169.81351.788.811.2864072152737225271May-031982.144.8477.391.91468.794.15.91667060189101724880461

    May-01TLJ-0653149.065.6643.488.88169.81351.764072.4152737.3648**27115273711.288.8Jun-013050.325.6644.7174.21341.688.511.57.7642471540790271Jun-032179.834.2775.689.71586.894.75.317.767150190688633386793

    Jun-01TLJ-0653050.325.6644.788.57.7174.21341.664246.6154078.9648**27115407911.588.5Jul-013147.85.6642.1167.91312.188.711.37.864415155391413684Jul-032875.544.2671.3119.21995.894.45.616.767269192684653293325

    Jul-01TLJ-0653147.85.6642.188.77.8167.91312.164414.5155390.9648**68415539111.388.7Aug-013045.295.6639.6166.11192.587.812.27.2645811565845481231Aug-032568.883.5465.388.41633.494.95.118.567358194317597599300

    Aug-01TLJ-0653045.295.6639.687.87.2166.11192.564580.6156583.5548**123115658412.287.8Sep-013042.775.6637.1166.71116.487136.7647471577006221853Sep-032869.414.2165.2117.81825.593.96.115.5674751961437161106461

    Sep-01TLJ-0653042.775.6637.1876.7166.71116.464747.3157699.9548**18531577001387Oct-012942.145.6636.5158.51054.886.913.16.76490615875540525905Oct-033048.623.6445109.31349.392.57.512.3675851974926995113456

    Oct-01TLJ-0652942.145.6636.586.96.7158.51054.864905.8158754.7548**590515875513.186.9Nov-012445.925.6640.3140.9972.487.312.76.9650471597278916795Nov-032959.013.4255.699.11612.294.25.816.3676841991047808121265

    Nov-01TLJ-0652445.925.6640.387.36.9140.9972.465046.7159727.1548**679515972712.787.3Dec-012849.066.9242.1196.91174.385.614.466524416090112498045Dec-033056.662.7253.981.61618.395.24.819.8677652007238792130057

    Dec-01TLJ-0652849.066.9242.185.66196.91174.365243.5160901.4548**804516090114.485.6Jan-022650.186.244161114487.712.37.16540516204508045Jan-043053.373.2950.198.71502.593.86.215.2678642022258947139004

    Jan-02TLJ-0652650.186.24487.77.1161114465404.5162045.4648**804516204512.387.7Feb-022849.685.3344.3149124289.310.78.36555416328708045Feb-042841.433.0238.484.61075.492.77.312.7679492033018012147016

    Feb-02TLJ-0652849.685.3344.389.38.3149124265553.5163287.4548**804516328710.789.3Mar-022848.684.9943.7140122389.710.38.7656941645106748719Mar-042934.962.983286.3927.491.58.510.7680352042289076156092

    Mar-02TLJ-0652848.684.9943.789.78.7140122365693.5164510.4548**871916451010.389.7Apr-022748.514.0944.4110119991.68.410.96580416570910359754Apr-043074.294.3701292099.694.25.816.3681642063288307164399

    Apr-02TLJ-0652748.514.0944.491.610.9110119965803.5165709.4548**97541657098.491.6May-023178.886.4772.4201224591.88.211.26600516795409754May-042881.47477.5112.12169.195.14.919.4682762084978782173181

    May-02TLJ-0653178.886.4772.491.811.2201224566004.5167954.4448**97541679548.291.8Jun-021478.673.9874.756104694.95.118.766061169000130011054Jun-042677.324.672.71201896.794.15.915.8683962103939111182292

    Jun-02TLJ-0651478.673.9874.794.918.756104666060.5169000.4448**110541690005.194.9Jul-023076.444.5371.9136215794.15.915.966197171157484615900Jul-043189.735.0884.7155.32588.894.35.716.76855121298210359192651

    Jul-02TLJ-0653076.444.5371.994.115.9136215766196.5171157.4348**159001711575.994.1Aug-023175.414.2371.2131220794.45.616.866328173364525221152Aug-043081.784.9576.8148.82311.494615.5687002152949720202372

    Aug-02TLJ-0653175.414.2371.294.416.8131220766327.5173364.4448**211521733645.694.4Sep-022477.522.9674.671178996.23.825.266399175153559026742Sep-043083.894.9678.9148.32361.494.15.915.9688482176559709212081

    Sep-02TLJ-0652477.522.9674.696.225.271178966398.5175153.4348**267421751533.896.2Oct-022576.923.3373.683184095.74.322.266482176993685833601Oct-042583.393.6179.889.41974.495.74.322.16893821962910076222157

    Oct-02TLJ-0652576.923.3373.695.722.283184066481.5176993.4348**336011769934.395.7Nov-022877.823.1874.689209095.94.123.566571179083588539486Nov-043086.573.6882.9109.4246695.84.222.5690472220959510231667

    Nov-02TLJ-0652877.823.1874.695.923.589209066570.5179083.4348**394861790834.195.9Dec-023164.562.616281192096423.766652181003727346758Dec-043078.423.2275.298.12290.595.94.123.46914522438610799242466

    Dec-02TLJ-0653164.562.61629623.781192066651.5181003.4348**46758181003496Jan-032970.182.5767.674.41960.696.33.726.466726182964611952877Jan-052776.873.4573.494.12003.795.54.521.36923922639011272253738

    Jan-03TLJ-0652970.182.5767.696.326.474.41960.666725.9182964248**528771829643.796.3Feb-032268.772.5966.2571455.996.23.825.566783184420570158578Feb-051778.23.3274.956.41271.495.84.222.5692962276619467263204

    Feb-03TLJ-0652268.772.5966.296.225.5571455.966782.9184419.9248**585781844203.896.2Mar-032948.92.4846.471.81346.394.95.118.866855185766708665664Mar-051775.492.3773.140.11236.996.93.130.86933622889810529273734

    Mar-03TLJ-0652948.92.4846.494.918.871.81346.366854.7185766.2348**656641857665.194.9Apr-032676.154.3771.8113.71866.494.35.716.466968187633754973213

    Apr-03TLJ-0652676.154.3771.894.316.4113.71866.466968.4187632.5348**732131876335.794.3May-031982.144.8477.391.91468.794.15.91667060189101724880461TimeProduksiq totalqoqwqoqwWater CutOil CutWORNpWpWiCum Wi

    May-03TLJ-0651982.144.8477.394.11691.91468.767060.3189101.2348**804611891015.994.1Jun-032179.834.2775.689.71586.894.75.317.767150190688633386793(Month)(Days)Bbl/day(BOPD)(BWPD)(BOPD)(BWPD)(%)(%)(Bbl/bbl)(STB)(STB)(Bbl)(Bbl)

    Jun-03TLJ-0652179.834.2775.694.717.789.71586.867150190688348**867931906885.394.7Jul-032875.544.2671.3119.21995.894.45.616.767269192684653293325Apr-052863.431.6461.845.91732.897.42.637.86938223063110691284425

    Jul-03TLJ-0652875.544.2671.394.416.7119.21995.867269.2192683.8348**933251926845.694.4Aug-032568.883.5465.388.41633.494.95.118.567358194317597599300May-052567.211.6665.641.11627.997.52.539.6694232322599284293709

    Aug-03TLJ-0652568.883.5465.394.918.588.41633.467357.6194317.2448**993001943175.194.9Sep-032869.414.2165.2117.81825.593.96.115.5674751961437161106461Jun-053041.862.2539.666.51170.394.65.417.6694892334298013301722

    Sep-03TLJ-0652869.414.2165.293.915.5117.81825.567475.4196142.7348**1064611961436.193.9Oct-033048.623.6445109.31349.392.57.512.3675851974926995113456Jul-052648.192.8145.473.21179.994.25.816.1695632346099779311501

    Oct-03TLJ-0653048.623.644592.512.3109.31349.367584.7197492.1448**1134561974927.592.5Nov-032959.013.4255.699.11612.294.25.816.3676841991047808121265Aug-053070.384.2466.1127.21984.294615.6696902365939360320861

    Nov-03TLJ-0652959.013.4255.694.216.399.11612.267683.8199104.3348**1212651991045.894.2Dec-033056.662.7253.981.61618.395.24.819.8677652007238792130057Sep-052468.43.7464.789.81551.994.55.517.3697802381458780329641

    Dec-03TLJ-0653056.662.7253.995.219.881.61618.367765.4200722.6348**1300572007234.895.2Jan-043053.373.2950.198.71502.593.86.215.2678642022258947139004Oct-053171.343.6567.71132098.394.95.118.6698932402439449339090

    Jan-04TLJ-0653053.373.2950.193.815.298.71502.567864.1202225.1348**1390042022256.293.8Feb-042841.433.0238.484.61075.492.77.312.7679492033018012147016Nov-052979.574.4775.1129.82177.994.45.616.8700222424219404348494

    Feb-04TLJ-0652841.433.0238.492.712.784.61075.467948.7203300.5348**1470162033017.392.7Mar-042934.962.983286.3927.491.58.510.7680352042289076156092Dec-053067.653.2364.496.81932.695.24.820701192443548534357029

    Mar-04TLJ-0652934.962.983291.510.786.3927.468035204227.9348**1560922042288.591.5Apr-043074.294.3701292099.694.25.816.3681642063288307164399Jan-0623276.026.22269.837.21613.497.72.343.47015624596710906367935

    Apr-04TLJ-0653074.294.37094.216.31292099.668164206327.5448**1643992063285.894.2May-042881.47477.5112.12169.195.14.919.4682762084978782173181Feb-0628271.388.47262.961.6191496.93.131.17021824788110720378655

    May-04TLJ-0652881.47477.595.119.4112.12169.168276208496.7448**1731812084974.995.1Jun-042677.324.672.71201896.794.15.915.8683962103939111182292Mar-0627253.811.71242.182.21699.595.44.620.77030024958012117390771

    Jun-04TLJ-0652677.324.672.794.115.81201896.768396210393.3448**1822922103935.994.1Jul-043189.735.0884.7155.32588.894.35.716.76855121298210359192651Apr-063021010.68199.383.31554.794.95.118.77038425113511050401822

    Jul-04TLJ-0653189.735.0884.794.316.7155.32588.868551.3212982.1548**1926512129825.794.3Aug-043081.784.9576.8148.82311.494615.5687002152949720202372May-0628226.7314.44212.3105.11545.493.66.414.77048925268111732413554

    Aug-04TLJ-0653081.784.9576.89415.5148.82311.468700.1215293.5548**202372215294694Sep-043083.894.9678.9148.32361.494.15.915.9688482176559709212081Jun-0630279.2416.34262.9127.42050.694.15.916.17061625473111665425219

    Sep-04TLJ-0653083.894.9678.994.115.9148.32361.468848.4217654.9448**2120812176555.994.1Oct-042583.393.6179.889.41974.495.74.322.16893821962910076222157Jul-0631272.3915.92256.5128.32067.194.25.816.17074425679811704436922

    Oct-04TLJ-0652583.393.6179.895.722.189.41974.468937.8219629.4448**2221572196294.395.7Nov-043086.573.6882.9109.4246695.84.222.5690472220959510231667Aug-0627274.8114.62260.2102.71826.594.75.317.87084725862511861448784

    Nov-04TLJ-0653086.573.6882.995.822.5109.4246669047.2222095.3348**2316672220954.295.8Dec-043078.423.2275.298.12290.595.94.123.46914522438610799242466Sep-0630244.412.22232.295.31811955197094226043611520460304

    Dec-04TLJ-0653078.423.2275.295.923.498.12290.569145.3224385.8348**2424662243864.195.9Jan-052776.873.4573.494.12003.795.54.521.36923922639011272253738Oct-0629317.4518.04299.41362257.694.35.716.67107826269310876471180

    Jan-05TLJ-0652776.873.4573.495.521.394.12003.769239.4226389.5348**2537382263904.595.5Feb-051778.23.3274.956.41271.495.84.222.5692962276619467263204Nov-0625316.9512.31304.6801980.296.13.924.87115826467414607485787

    Feb-05TLJ-0651778.23.3274.995.822.556.41271.469295.8227660.9248**2632042276614.295.8Mar-051775.492.3773.140.11236.996.93.130.86933622889810529273734Dec-0630290.3710.47279.981.72183.296.43.626.77124026685714604500391

    Mar-05TLJ-0651775.492.3773.196.930.840.11236.969335.9228897.8248**2737342288983.196.9Apr-052863.431.6461.845.91732.897.42.637.86938223063110691284425Jan-072978.453.9774.51152159.894.95.118.87135526901715236515627

    Apr-05TLJ-0652863.431.6461.897.437.845.91732.869381.8230630.6148**2844252306312.697.4May-052567.211.6665.641.11627.997.52.539.6694232322599284293709Feb-072790.474.5285.9122.12320.6955197147727133729316544942

    May-05TLJ-0652567.211.6665.697.539.641.11627.969422.9232258.5248**2937092322592.597.5Jun-053041.862.2539.666.51170.394.65.417.6694892334298013301722Mar-0721110.695.96104.7125.22199.394.65.417.67160227353785447630389

    Jun-05TLJ-0653041.862.2539.694.617.666.51170.369489.4233428.7248**3017222334295.494.6Jul-052648.192.8145.473.21179.994.25.816.1695632346099779311501Apr-0729101.882.0499.859.22899.5982497166227643656672687061

    Jul-05TLJ-0652648.192.8145.494.216.173.21179.969562.6234608.6348**3115012346095.894.2Aug-053070.384.2466.1127.21984.294615.6696902365939360320861

    Aug-05TLJ-0653070.384.2466.19415.6127.21984.269689.8236592.8348**320861236593694Sep-052468.43.7464.789.81551.994.55.517.3697802381458780329641

    Sep-05TLJ-0652468.43.7464.794.517.389.81551.969779.6238144.7448**3296412381455.594.5Oct-053171.343.6567.71132098.394.95.118.6698932402439449339090

    Oct-05TLJ-0653171.343.6567.794.918.61132098.369892.6240243.1448**3390902402435.194.9Nov-052979.574.4775.1129.82177.994.45.616.8700222424219404348494

    Nov-05TLJ-0652979.574.4775.194.416.8129.82177.970022.3242421448**3484942424215.694.4Dec-053067.653.2364.496.81932.695.24.820701192443548534357029

    Dec-05TLJ-0653067.653.2364.495.22096.81932.670119.1244353.5348**3570292443544.895.2Jan-0623276.026.22269.837.21613.497.72.343.47015624596710906367935

    Jan-06TLJ-06523276.026.22269.897.743.437.21613.470156.3245967248**3679352459672.397.7Feb-0628271.388.47262.961.6191496.93.131.17021824788110720378655

    Feb-06TLJ-06528271.388.47262.996.931.161.6191470218247881248**3786552478813.196.9Mar-0627253.811.71242.182.21699.595.44.620.77030024958012117390771

    Mar-06TLJ-06527253.811.71242.195.420.782.21699.570300.2249580.4348**3907712495804.695.4Apr-063021010.68199.383.31554.794.95.118.77038425113511050401822

    Apr-06TLJ-0653021010.68199.394.918.783.31554.770383.5251135.1348**4018222511355.194.9May-0628226.7314.44212.3105.11545.493.66.414.77048925268111732413554

    May-06TLJ-06528226.7314.44212.393.614.7105.11545.470488.6252680.6348**4135542526816.493.6Jun-0630279.2416.34262.9127.42050.694.15.916.17061625473111665425219

    Jun-06TLJ-06530279.2416.34262.994.116.1127.42050.670616254731.2448**4252192547315.994.1Jul-0631272.3915.92256.5128.32067.194.25.816.17074425679811704436922

    Jul-06TLJ-06531272.3915.92256.594.216.1128.32067.170744.3256798.3448**4369222567985.894.2Aug-0627274.8114.62260.2102.71826.594.75.317.87084725862511861448784

    Aug-06TLJ-06527274.8114.62260.294.717.8102.71826.570847258624.8448**4487842586255.394.7Sep-0630244.412.22232.295.31811955197094226043611520460304

    Sep-06TLJ-06530244.412.22232.2951995.3181170942.3260435.8448**460304260436595Oct-0629317.4518.04299.41362257.694.35.716.67107826269310876471180

    Oct-06TLJ-06529317.4518.04299.494.316.61362257.671078.3262693.4348**4711802626935.794.3Nov-0625316.9512.31304.6801980.296.13.924.87115826467414607485787

    Nov-06TLJ-06525316.9512.31304.696.124.8801980.271158.3264673.6348**4857872646743.996.1Dec-0630290.3710.47279.981.72183.296.43.626.77124026685714604500391

    Dec-06TLJ-06530290.3710.47279.996.426.781.72183.271240266856.8348**5003912668573.696.4Jan-072978.453.9774.51152159.894.95.118.87135526901715236515627

    Jan-07TLJ-0652978.453.9774.594.918.81152159.871355269016.6448**5156272690175.194.9Feb-072790.474.5285.9122.12320.6955197147727133729316544942

    Feb-07TLJ-0652790.474.5285.99519122.12320.671477.2271337.2448**544942271337595Mar-0721110.695.96104.7125.22199.394.65.417.67160227353785447630389

    Mar-07TLJ-06521110.695.96104.794.617.6125.22199.371602.3273536.6348**6303892735375.494.6Apr-0729101.882.0499.859.22899.5982497166227643656672687061

    Apr-07TLJ-06529101.882.0499.8984959.22899.571661.5276436.1*48**687061276436298

    WellLayerProd DaysGross (bbl/day)Net Oil (bbl/day)Water (bbl/day)Gas (Mscf/day)WC (%)WOR (BBL/BBL)GOR (scf/bbl)Monthly Oil (bbl)Monthly Water (bbl)Monthly Gas (Mscf)Cum Oil (bbl)Cum Water (bbl)Cum Gas (Mscf)

    Apr-01TJB-065DEF30195.7125.61170.1*86.96.6*767.7005103.6*40394.1441601.9000

    May-01TJB-065DEF31188.8521.080167.8*88.87.9*654.5005200.5*41048.6446802.4000

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    Jul-01TJB-065DEF31183.6920.83162.9*88.77.8*645.0005049.5*42363.9457014.7000

    Aug-01TJB-065DEF30174.1921.27152.9*87.87.2*638.7004588.2*43002.6461602.9000

    Sep-01TJB-065DEF30164.6221.4143.2*876.7*641.9004296.9*43644.5465899.8000

    Oct-01TJB-065DEF29160.9721.02140*86.96.6*610.44057.7*44254.9469957.50

    Nov-01TJB-065DEF24178.4722.53155.9*87.46.9*541.23741.8*44796.1473699.30

    Dec-01TJB-065DEF28188.4127.06161.4*85.66*758.34518.4*45554.4478217.70

    Jan-02TJB-065DEF2619323.84169.2*87.67.1*6204398*46174.4482615.70

    Feb-02TJB-065DEF28191.0620.49170.6*89.38.3*5744776*46748.4487391.70

    Mar-02TJB-065DEF28187.2119.19168*89.88.8*5374705*47285.4492096.70

    Apr-02TJB-065DEF27186.5415.71170.8*91.610.9*4244613*47709.4496709.70

    May-02TJB-065DEF31303.424.89278.5*91.811.2*7728634*48481.4505343.70

    Jun-02TJB-065DEF14302.5715.32287.3*94.918.8*2144022*48695.4509365.70

    Jul-02TJB-065DEF30293.9817.42276.6*94.115.9*5228297*49217.4517662.70

    Aug-02TJB-065DEF31290.0516.28273.8*94.416.8*5058487*49722.4526149.70

    Sep-02TJB-065DEF24298.1511.39286.8*96.225.2*2736882*49995.4533031.70

    Oct-02TJB-065DEF25295.8712.83283*95.722*3217076*50316.4540107.70

    Nov-02TJB-065DEF28299.3112.22287.1*95.923.5*3428038*50658.4548145.70

    Dec-02TJB-065DEF31248.2910.03238.3*9623.7*3117386*50969.4555531.70

    Jan-03TJB-065DEF29269.899.87260*96.326.4*286.17540.7*51255.5563072.40

    Feb-03TJB-065DEF22264.59.97254.5*96.225.5*219.35599.7*51474.8568672.10

    Mar-03TJB-065DEF29188.079.52178.6*94.918.8*276.15177.9*51750.95738500

    Apr-03TJB-065DEF26292.9116.82276.1*94.316.4*437.47178.3*52188.3581028.30

    May-03TJB-065DEF19315.918.6297.3*94.116*353.45648.6*52541.7586676.90

    Jun-03TJB-065DEF21307.0416.42290.6*94.717.7*344.86103.1*52886.5592780.10

    Jul-03TJB-065DEF28290.5316.38274.1*94.416.7*458.67676.1*53345600456.20

    Aug-03TJB-065DEF25264.913.6251.3*94.918.5*339.96282.4*53684.9606738.60

    Sep-03TJB-065DEF28266.9516.19250.8*93.915.5*453.37021.2*54138.2613759.80

    Oct-03TJB-065DEF3018714.01173*92.512.3*420.45189.8*54558.6618949.60

    Nov-03TJB-065DEF29226.9713.14213.8*94.216.3*3816200.9*54939.6625150.50

    Dec-03TJB-065DEF30217.9310.46207.5*95.219.8*313.96224.1*55253.5631374.60

    Jan-04TJB-065DEF30205.2812.65192.6*93.815.2*379.55779*55633.1637153.60

    Feb-04TJB-065DEF28159.3311.62147.7*92.712.7*325.34136*55958.4641289.60

    Mar-04TJB-065DEF29134.4511.45123*91.510.7*331.93567*56290.3644856.60*

    Apr-04TJB-065DEF30285.7216.54269.2*94.216.3*496.18075.5*56786.5652932.20

    May-04TJB-065DEF28313.3515.39298*95.119.4*431.18342.8*57217.5661274.90

    Jun-04TJB-065DEF26297.3717.69279.7*94.115.8*461.57294.9*57679668569.80

    Jul-04TJB-065DEF31345.0919.53325.6*94.316.7*597.29956.8*58276.2678526.60

    Aug-04TJB-065DEF30314.5319.02295.5*9415.5*572.28890*58848.4687416.60

    Sep-04TJB-065DEF30322.6619.07303.6*94.115.9*570.59082.5*59418.9696499.10

    Oct-04TJB-065DEF25320.7213.89306.8*95.722.1*343.97594*59762.8704093.10

    Nov-04TJB-065DEF30332.9614.15318.8*95.822.5*420.89484.5*60183.6713577.60

    Dec-04TJB-065DEF30301.6212.39289.2*95.923.4*377.38809.5*60560.9722387.10

    Jan-05TJB-065DEF27295.6413.26282.4*95.521.3*361.87706.5*60922.7730093.60

    Feb-05TJB-065DEF17300.7812.78288*95.822.5*216.94890*61139.6734983.60

    Mar-05TJB-065DEF17290.359.12281.2*96.930.8*154.24757.4*61293.97397410

    Apr-05TJB-065DEF28243.956.29237.7*97.437.8*176.46664.5*61470.3746405.50

    May-05TJB-065DEF25258.496.37252.1*97.539.6*158.16261*61628.3752666.50

    Jun-05TJB-065DEF30161.028.66152.4*94.617.6*2564501*61884.3757167.50

    Jul-05TJB-065DEF26185.3610.82174.5*94.216.1*281.44538*62165.7761705.50

    Aug-05TJB-065DEF30270.6916.31254.4*9415.6*489.27631.5*62654.97693370

    Sep-05TJB-065DEF24263.1114.4248.7*94.517.3*345.55969*63000.47753060

    Oct-05TJB-065DEF31274.3614.02260.3*94.918.6*434.68070.5*63434.9783376.50

    Nov-05TJB-065DEF29306.0517.21288.8*94.416.8*499.18376.5*639347917530

    Dec-05TJB-065DEF30260.1812.41247.8*95.220*372.37433*64306.37991860

    Jan-06TJB-065DEF23276.026.22269.8*97.743.4*1436205.5*64449.4805391.50

    Feb-06TJB-065DEF28271.388.47262.9*96.931.1*237.17361.5*64686.48127530

    Mar-06TJB-065DEF27253.811.71242.1*95.420.7*316.26536.5*65002.6819289.50

    Apr-06TJB-065DEF3021010.68199.3*94.918.7*320.55979.5*65323.18252690

    May-06TJB-065DEF28226.7314.44212.3*93.614.7*404.35944*65727.58312130

    Jun-06TJB-065DEF30279.2416.34262.9*94.116.1*490.17887*66217.58391000

    Jul-06TJB-065DEF31272.3915.92256.5*94.216.1*493.47950.5*66710.9847050.50

    Aug-06TJB-065DEF27274.8114.62260.2*94.717.8*394.87025*67105.8854075.50

    Sep-06TJB-065DEF30244.412.22232.2*9519*366.66965.5*67472.48610410

    Oct-06TJB-065DEF29317.4518.04299.4*94.316.6*523.28683*67995.68697240

    Nov-06TJB-065DEF25316.9512.31304.6*96.124.8*307.77616*68303.28773400

    Dec-06TJB-065DEF30290.3710.47279.9*96.426.7*314.28397*68617.48857370

    Jan-07TJB-065DEF29301.715.25286.5*94.918.8*442.38307*69059.78940440

    Feb-07TJB-065DEF27347.9717.4330.6*9519*469.88925.5*69529.5902969.50

    Performa Produksi YDZ-065

    673.8742979111341.6158.8101676473174.2

    719.95777425331192.5128.0492297305166.1

    750.02788619071116.4108.6097731062166.7

    770.2891688061054.896.1051788169158.5

    790.6534312567972.483.527777574140.9

    804.51451710181174.374.6380485335196.9

    822.5514352725124264.6161713637149

    890.0289724195119966.0541086982110

    942.1496416123184050.136688456783

    983.74062263521455.944.394039987657

    1136.0606716741995.842.2735374626119.2

    1204.86407420191075.435.49338990484.6

    1335.63687993082169.132.225267772112.1

    1428.8838336393191422.724870407861.6

    Qw cal

    Qw act

    Qo cal

    Qo act

    Time, Days

    Qw, BWPD

    Qo, BOPD

    Production Perfomance of Well YDZ-065

    Np YDZ-065

    47780.435510656464246.6

    57069.084925419964580.6

    64754.296329202264747.3

    71836.39817559464905.8

    77316.71866881165046.7

    82009.865948795765243.5

    90917.515096774665553.5

    96209.307763276465803.5

    100434.71114674666481.5

    105824.4048817866782.9

    110567.59800948267269.2

    116799.08941031367948.7

    126798.1472801468276

    137403.16478171570218

    Np cal

    Np act

    Time, Days

    Np, STB

    Cummulative Production of Well YDZ-065

    Time vs Qo act YDZ-065

    199.4

    169.8

    174.2

    167.9

    166.1

    166.7

    158.5

    140.9

    196.9

    161

    149

    140

    110

    201

    56

    136

    131

    71

    83

    89

    81

    74.4

    57

    71.8

    113.7

    91.9

    89.7

    119.2

    88.4

    117.8

    109.3

    99.1

    81.6

    98.7

    84.6

    86.3

    129

    112.1

    120

    155.3

    148.8

    148.3

    89.4

    109.4

    98.1

    94.1

    56.4

    40.1

    45.9

    41.1

    66.5

    73.2

    127.2

    89.8

    113

    129.8

    96.8

    37.2

    61.6

    82.2

    83.3

    105.1

    127.4

    128.3

    102.7

    95.3

    136

    80

    81.7

    115

    122.1

    125.2

    59.2

    Time Vs Qo

    Time

    Qo, BOPD

    Time Vs Qo of Well YDZ-065

    Np vs qo act YDZ-065

    199.4

    169.8

    174.2

    167.9

    166.1

    166.7

    158.5

    140.9

    196.9

    161

    149

    140

    110

    201

    56

    136

    131

    71

    83

    89

    81

    74.4

    57

    71.8

    113.7

    91.9

    89.7

    119.2

    88.4

    117.8

    109.3

    99.1

    81.6

    98.7

    84.6

    86.3

    129

    112.1

    120

    155.3

    148.8

    148.3

    89.4

    109.4

    98.1

    94.1

    56.4

    40.1

    45.9

    41.1

    66.5

    73.2

    127.2

    89.8

    113

    129.8

    96.8

    37.2

    61.6

    82.2

    83.3

    105.1

    127.4

    128.3

    102.7

    95.3

    136

    80

    81.7

    115

    122.1

    125.2

    59.2

    Np Vs Qo

    Np, STB

    Qo, BOPD

    Np Vs Qo of Well YDZ-065

    Wi vs Wp act YDZ-065

    151385.6

    152737.3

    154078.9

    155390.9

    156583.5

    157699.9

    158754.7

    159727.1

    160901.4

    162045.4

    163287.4

    164510.4

    165709.4

    167954.4

    169000.4

    171157.4

    173364.4

    175153.4

    176993.4

    179083.4

    181003.4

    182964

    184419.9

    185766.2

    187632.5

    189101.2

    190688

    192683.8

    194317.2

    196142.7

    197492.1

    199104.3

    200722.6

    202225.1

    203300.5

    204227.9

    206327.5

    208496.7

    210393.3

    212982.1

    215293.5

    217654.9

    219629.4

    222095.3

    224385.8

    226389.5

    227660.9

    228897.8

    230630.6

    232258.5

    233428.7

    234608.6

    236592.8

    238144.7

    240243.1

    242421

    244353.5

    245967

    247881

    249580.4

    251135.1

    252680.6

    254731.2

    256798.3

    258624.8

    260435.8

    262693.4

    264673.6

    266856.8

    269016.6

    271337.2

    273536.6

    276436.1

    Wi Vs Wp

    Wi, BBL

    Wp, STB

    Wi Vs Wp of Well YDZ-065

    Wi vs Np act YDZ-065

    63902.5

    64072.4

    64246.6

    64414.5

    64580.6

    64747.3

    64905.8

    65046.7

    65243.5

    65404.5

    65553.5

    65693.5

    65803.5

    66004.5

    66060.5

    66196.5

    66327.5

    66398.5

    66481.5

    66570.5

    66651.5

    66725.9

    66782.9

    66854.7

    66968.4

    67060.3

    67150

    67269.2

    67357.6

    67475.4

    67584.7

    67683.8

    67765.4

    67864.1

    67948.7

    68035

    68164

    68276

    68396

    68551.3

    68700.1

    68848.4

    68937.8

    69047.2

    69145.3

    69239.4

    69295.8

    69335.9

    69381.8

    69422.9

    69489.4

    69562.6

    69689.8

    69779.6

    69892.6

    70022.3

    70119.1

    70156.3

    70218

    70300.2

    70383.5

    70488.6

    70616

    70744.3

    70847

    70942.3

    71078.3

    71158.3

    71240

    71355

    71477.2

    71602.3

    71661.5

    Wi Vs Np

    Wi, BBL

    Np, STB

    Wi Vs Np of Well YDZ-065

    Time vs WOR act YDZ-065

    6.7

    8

    7.7

    7.8

    7.2

    6.7

    6.7

    6.9

    6

    7.1

    8.3

    8.7

    10.9

    11.2

    18.7

    15.9

    16.8

    25.2

    22.2

    23.5

    23.7

    26.4

    25.5

    18.8

    16.4

    16

    17.7

    16.7

    18.5

    15.5

    12.3

    16.3

    19.8

    15.2

    12.7

    10.7

    16.3

    19.4

    15.8

    16.7

    15.5

    15.9

    22.1

    22.5

    23.4

    21.3

    22.5

    30.8

    37.8

    39.6

    17.6

    16.1

    15.6

    17.3

    18.6

    16.8

    20

    43.4

    31.1

    20.7

    18.7

    14.7

    16.1

    16.1

    17.8

    19

    16.6

    24.8

    26.7

    18.8

    19

    17.6

    49

    Time Vs WOR

    Time

    WOR, STB/STB

    Time Vs WOR of Well YDZ-065

    OC n WC YDZ-065

    13.186.9

    11.288.8

    11.588.5

    11.388.7

    12.287.8

    1387

    13.186.9

    12.787.3

    14.485.6

    12.387.7

    10.789.3

    10.389.7

    8.491.6

    8.291.8

    5.194.9

    5.994.1

    5.694.4

    3.896.2

    4.395.7

    4.195.9

    496

    3.796.3

    3.896.2

    5.194.9

    5.794.3

    5.994.1

    5.394.7

    5.694.4

    5.194.9

    6.193.9

    7.592.5

    5.894.2

    4.895.2

    6.293.8

    7.392.7

    8.591.5

    5.894.2

    4.995.1

    5.994.1

    5.794.3

    694

    5.994.1

    4.395.7

    4.295.8

    4.195.9

    4.595.5

    4.295.8

    3.196.9

    2.697.4

    2.597.5

    5.494.6

    5.894.2

    694

    5.594.5

    5.194.9

    5.694.4

    4.895.2

    2.397.7

    3.196.9

    4.695.4

    5.194.9

    6.493.6

    5.994.1

    5.894.2

    5.394.7

    595

    5.794.3

    3.996.1

    3.696.4

    5.194.9

    595

    5.494.6

    298

    Oil Cut

    Water Cut

    Time

    Oil Cut, %

    Water Cut, %

    Time Vs Oil Cut and Water Cut

  • 1. Periode peramalan perilaku injeksi air dari awal injeksi sampai interference Sumur injeksi YDZ-019 dan sumur produksi YDZ-065

    Secara teoritis waktu yang diperlukan dari awal pelaksanaan injeksi air mencapai interference adalah 31,487 hari

  • 2. Periode peramalan perilaku injeksi air dari fill-up sampai breakthrough Sumur injeksi YDZ-019 dan sumur produksi YDZ-065 (jarak 1383,962 ft)

    Secara teoritis waktu fill-up time 41,3 hari dan breakthrough timr 111,517 hariSecara teoritis kumulatif produksi minyak saat breakthrough sebesar 47780,435 STB, sementara aktualnya sebesar 64247 STB, dengan prosentase kesalahan sebesar 25,63 %

  • 3. Periode peramalan perilaku injeksi air sampai breakthrough Sumur injeksi YDZ-019 dan sumur produksi YDZ-065

    Tambahan produksi kumulatif minyak pada hari ke-140 sebesar 57069,085 STB; sementara aktualnya sebesar 64581 STB, dengan prosentase kesalahan sebesar 11,63 %

  • Berdasarkan hasil evaluasi, operasi waterflooding pada Struktur X tidak sesuai dengan yang diharapkan. Pada kenyataannya di lapangan didapati water cut sangat tinggi dan laju produksi minyak rendah atau kecil. Tindakan yang dapat diambil selanjutnya dengan meninjau ulang operasi waterflooding.

  • TERIMA KASIH

  • Back up Files

  • Keterangan:*) = Dapat dilakukan pada batuan karbonat dan batu pasirNC = Not Critical (tidak dibatasi)

    Parameter ReservoirHarga/BesarUnitSG minyakViscositas minyakSaturasi gasSaturasi airPermeabilitas batuanTekanan reservoirTemperatur reservoirKedalaman reservoirJenis batuan*)> 20< 30> 5< 60> 10< 1500NC> 1000oAPICp%%mDPsioFFeet

  • Prinsip Desaturasi menganggap bahwa saturasi air di daerah zona minyak yang telah didesak bervariasi dari 1-Sor hingga Swf. Harga saturasi air sebesar 1-Sor merupakan saturasi air pada batas (front) air-minyak. Di belakang front, saturasi minyak berkisar dari Sor pada titik masuk (X=0) hingga So = (1-Swf) pada front. Ini berarti minyak masih mengalir bersama-sama air di belakang front. Sebaliknya, hanya minyak yang mengalir di muka front bila Sw = Swc yang merupakan saturasi ekuilibrium air.

  • Effisiensi pendesakan didefinisikan sebagai perbandingan antara volume hidrokarbon yang didesak dari pori-pori dengan volume hidrokarbon total dalam pori-pori tersebut.

  • Jika ada gas bebas pada awal injeksi

    Jika tidak ada gas bebas pada awal injeksi

  • Viscous fingering, berhubungan langsung dengan perbedaan viscositas antara fluida pendesak dengan fluida terdesak.Breakthrough awal, mobilitas permeabilitas yang tinggi dan perbandingan mobiltas yang tinggi mengakibatkan fluida pendesak bergerak lebih cepat dan breakthough terjadi lebih awal dalam sumur produksi.Channeling, dalam kenyataannya bila rate injeksi dibuat terlalu besar maka kemungkinan terjadi untuk terjadi penerobosan-penerobosan oleh air akan besar pula.

  • Sand influx, dapat mempengaruhi effisiensi pendesakan karena pasir ikut terproduksi dan problem kepasiran.Scale, terbentuknya scale atau padatan ini akan merugikan karena akan menyebabkan terjadinya penyumbatan pada formasi sehingga menyebabkan laju alir terhambat dan pompa menjadi bertambah berat beban hisapnya.Plugging, mengakibatkan terhambatnya laju alir karena pori-pori batuan tertutupi.

  • Effisiensi penyapuan didefinisikan sebagai perbandingan antara luas daerah yang telah didesak di depan front dengan luas daerah hidrokarbon seluruh reservoir atau dengan luas daerah hidrokarbon yang terdapat pada suatu pola.

  • Effisiensi penyapuan areal didefinisikan sebagai perbandingan antara luasan reservoir yang kontak dengan fluida pendesak terhadap luas areal total atau fraksional dari reservoir yang tersapu oleh fluida injeksi.

  • EA saat fill-up

    EA setelah breakthrough

  • Heterogenitas reservoir didefinisikan sebagai ketidakseragaman sifat-sifat fisik batuan dan fluida dari suatu tempat dengan tempat lain dalam suatu reservoir yang sama, sebagai akibat dari adanya proses pengendapan, patahan, lipatan, diagenesa lithologi batuan atau perubahan sifat fluidanya.Heterogenitas reservoir sangat berpengaruh pada perilaku reservoir dan distribusinya, hal tersebut sangat penting ntuk mengevaluasi reservoir.

  • Jika reservoir memiliki variasi permeabilitas dan porositas dengan kedalaman (heterogenitas lapisan), flood front akan dipengaruhi oleh harga variasi-variasi ini.Fluida pendesak bergerak lebih cepat dalam lapisan yang berpermeabilitas tinggi, selanjutnya akan terjadi breakthrough yang terlalu dini ke dalam sumur produksi.Pada dasarnya, mobilitas ratio yang tinggi dan luasnya heterogenitas lapisan akan menurunkan effisiensi luas penyapuan vertikal (vertical sweep efficiency).

  • WF CAL E FIX NEW

    Lapisan E

    SwkrwkrofwSw2fw2Sw[dfw/dSw]fo2Qi

    0.2580.0000.9000.0000.4600.7500.5303.5710.2500.280

    0.3200.0400.3300.2200.4700.7800.543.1430.2200.318

    0.3710.0680.2200.4180.5000.8900.561.8330.1100.545

    0.4290.1050.1380.6390.5180.9200.5841.2120.0800.825

    0.4850.1460.0670.8350.5300.9370.6020.8750.0631.143

    0.5050.1700.0480.8920.5410.9430.6200.7220.0571.386

    0.5440.2200.0300.9450.5700.9600.6600.4440.0402.250

    0.6330.3700.0130.9850.5950.9700.690.3160.0303.167

    0.6910.4660.0080.9930.6190.9800.710.2200.0204.550

    0.7140.5000.0070.9940.6330.9850.730.1550.0156.467

    0.7700.5800.0020.9990.6600.9950.750.0560.00518.000

    0.8000.6210.0001.000

    * Sumur injeksi TLJ-019 dan sumur produksi TLJ-065 *

    Data Lapisan ESatuanLapisan EHasil HitunganSatuan

    A34.517acreVolume pori-pori (Vp)619142.183bbl

    h8.859ftOil in Place saat awal injeksi air (OIP)270217.051bbl

    0.261fraksiMobilitas ratio (M)0.519

    Swc0.258Efisiensi area penyapuan (Eabt)0.785

    Soi0.642Jumlah air injeksi saat breakthrough (Wibt)132199.239

    Sgi0.1Sgi maksimum (Sgi*)0.1376

    K286.67mDC0.8

    Kro @ Swi0.9Since the initial gas saturation, 10 % PV, is less than the value of Sgi*, the prediction method is applicable

    0.201jumlah injeksi air saat interference (Wii)49406.668bbl

    Boi1.471bbl/stbJumlah injeksi air saat fill up (Wif)61914.2183bbl

    Bwi1.04bbl/stbEfisiensi luas penyapuan (EA)0.368

    o0.5295cpjari-jari terluar dr oil bank (re)(26.02139835*Wi)^1/2

    w0.228cpjari-jari terluar dr front injeksi air ( r )(0.364298725*re)^0.5

    d1383.962ftlaju injeksi air base (I base)1338.738bbl/day

    a1235.76ftLaju injeksi air fill up (Iwf)1084.378

    rw0.252fttf9.813day

    P700psit = (t)41.300

    Swbt0.53Qibt = 1/[dfw/dSw]Swbt0.280

    Sobt0.47E0.946

    rei617.88ft

    Swbt0.46

    Metode CGM

    INTERFERENCE1234567

    1234567Wi (asumsi)rerIwIw avgt = wi/Iw avgt = (t)

    Wi (asumsi)rerIwIw avgt = wi/Iw avgt = (t)(bbl)(ft)(ft)(BWPD)(BWPD)days(days)

    (bbl)(ft)(ft)(BWPD)(BWPD)days(days)50062.15837.6892103.5480.2380.238

    50062.15837.6892103.5480.2380.2382500138.98984.2751824.7616204611964.1551.0181.256

    2500138.98984.2751824.7621964.1551.0181.2565000196.561119.1821726.23134510241775.4961.4082.664

    5000196.561119.1821726.2311775.4961.4082.6647500240.737145.9681673.37644736991699.8041.4714.135

    7500240.737145.9681673.3761699.8041.4714.13510000277.979168.5491637.79648498821655.5861.5105.645

    10000277.979168.5491637.7961655.5861.5105.64512500310.790188.4441611.2241624.5101.5397.184

    12500310.790188.4441611.2241624.5101.5397.18415000340.453206.4301590.14363535531600.6841.5628.746

    15000340.453206.4301590.1441600.6841.5628.74617500367.731222.9701572.74642536651581.4451.58110.326

    17500367.731222.9701572.7461581.4451.58110.32620000393.121238.3651557.98108828921565.3641.59711.923

    20000393.121238.3651557.9811565.3641.59711.92322500416.968252.8241545.18537170791551.5831.61113.535

    22500416.968252.8241545.1851551.5831.61113.53525000439.523266.5001533.91601421131539.5511.62415.159

    25000439.523266.5001533.9161539.5511.62415.15927500460.975279.5071523.86231934961528.8891.63516.794

    27500460.975279.5071523.8621528.8891.63516.79430000481.473291.9361514.79840671621519.3301.64518.439

    30000481.473291.9361514.7981519.3301.64518.43932500501.133303.8571506.5551137641510.6771.65520.094

    32500501.133303.8571506.5551510.6771.65520.09435000520.050315.3271499.00260149791502.7791.66421.758

    35000520.050315.3271499.0031502.7791.66421.75837500538.303326.3941492.03912813161495.5211.67223.429

    37500538.303326.3941492.0391495.5211.67223.42940000555.957337.0991485.58354613371488.8111.67925.109

    40000555.957337.0991485.5841488.8111.67925.10942500573.068347.4731479.57013663551482.5771.68626.795

    42500573.068347.4731479.5701482.5771.68626.79545000589.682357.5471473.9449609441476.7581.69328.488

    45000589.682357.5471473.9451476.7581.69328.48847500605.840367.3451468.66322559381471.3041.69930.187

    47500605.840367.3451468.6631471.3041.69930.18749406.668617.880374.6451464.84237865421466.7531.30031.487

    49406.668617.880374.6451464.8421466.7531.30031.487

    123456789101112123456789101112

    FILL-UP TO BREAKTHROUGHWi (asumsi)EAgIwIw avgt = Wi/Iw avgt = (t)qo(Wi-Wif)NpRFRFWi (asumsi)EAgIwIw avgt = Wi/Iw avgt = (t)qo(Wi-Wif)NpRFRF

    1233456789101112(Bbl)(fraksi)(fraksi)(Bbl/day)(Bbl/day)(days)(days)(BOPD)(Bbl)(STB)(% OIP)(Bbl)(fraksi)(fraksi)(Bbl/day)(Bbl/day)(days)(Days)(BOPD)(BBL)(STB)(Fraksi)(% OIP)

    Wi (asumsi)EAggIwIw avgt = Wi/Iw avgt = (t)qo(Wi-Wif)NpRFRF61914.2180.3680.8001070.990288179541.300728.07000001170000.6950.720963.891965.8992.58895.503655.26355085.78237447.8460.13913.9

    (Bbl)(fraksi)(Calculation)(Grafik)(Bbl/day)(Bbl/day)(days)(days)(BOPD)(Bbl)(STB)(% OIP)620000.3680.8001070.9901070.9900.08041.380728.07085.78258.3150.00020.021195000.7100.716958.536961.2142.60198.104651.62257585.78239147.3700.14514.5

    61914.2180.3680.7998841320.8001070.99041.300728.0700.0000.0000.0000.000645000.3830.7961065.6351068.3132.34043.720724.42918880942585.7821757.8390.0070.71220000.7240.712953.181955.8592.615100.720647.98260085.78240846.8940.15115.1

    620000.3680.7997592430.8001070.9901070.9900.08041.380728.07085.78258.3150%0.02670000.3980.7921060.2801062.9582.35246.072720.7895085.7823457.3630.0131.281245000.7390.710950.504951.8432.626103.346646.16262585.78242546.4190.15715.7

    645000.3830.7961194980.7961065.6351068.3132.34043.720724.4292585.7821757.8390.0070.7695000.4130.7901057.6031058.9422.36148.433718.9697585.7825156.8880.0191.91270000.7540.705943.810947.1572.639105.986641.61165085.78244245.9430.16416.4

    670000.3980.7924797540.7921060.2801062.9582.35246.072720.7895085.7823457.3630.0131.3720000.4280.7851050.9091054.2562.37150.804714.41810085.7826856.4120.0252.51295000.7690.702939.794941.8022.654108.640638.88167585.78245945.4670.17017.0

    695000.4130.7888400090.7901057.6031058.9422.36148.433718.9697585.7825156.8880.0191.9745000.4420.7821046.8931048.9012.38353.187711.68812585.7828555.9360.0323.21320000.7840.700937.117938.4552.664111.304637.06170085.78247644.9910.17617.6

    720000.4280.7852002650.7851050.9091054.2562.37150.804714.41810085.7826856.4120.0252.5770000.4570.7781041.5381044.2162.39455.582708.04815085.78210255.4600.0383.8132199.2389555690.7850.698934.439935.7780.213111.517635.24170285.02147780.4360.17717.7

    745000.4420.7815605200.7821046.8931048.9012.38353.187711.68812585.7828555.9360.0323.2795000.4720.7741036.1831038.8612.40657.988704.40717585.78211954.9840.0444.4

    770000.4570.7779207760.7781041.5381044.2162.39455.582708.04815085.78210255.4600.0383.8820000.4870.7711032.1671034.1752.41760.405701.67720085.78213654.5080.0515.1

    795000.4720.7742810320.7741036.1831038.8612.40657.988704.40717585.78211954.9840.0444.4845000.5020.7671026.8121029.4892.42862.834698.03722585.78215354.0320.0575.7

    820000.4870.7706412870.7711032.1671034.1752.41760.405701.67720085.78213654.5080.0515.1870000.5170.7631021.4571024.1342.44165.275694.39625085.78217053.5570.0636.3

    845000.5020.7670015430.7671026.8121029.4892.42862.834698.03722585.78215354.0320.0575.7895000.5310.7601017.4411019.4492.45267.727691.66627585.78218753.0810.0696.9

    870000.5170.7633617980.7631021.4571024.1342.44165.275694.39625085.78217053.5570.0636.3920000.5460.7561012.0861014.7632.46470.191688.02630085.78220452.6050.0767.6

    895000.5310.7597220540.7601017.4411019.4492.45267.727691.66627585.78218753.0810.0696.9945000.5610.7521006.7311009.4082.47772.668684.38532585.78222152.1290.0828.2

    920000.5460.7560823090.7561012.0861014.7632.46470.191688.02630085.78220452.6050.0767.6970000.5760.7501004.0531005.3922.48775.154682.56535085.78223851.6530.0888.8

    945000.5610.7524425650.7521006.7311009.4082.47772.668684.38532585.78222152.1290.0828.2995000.5910.745997.3601000.7072.49877.652678.01537585.78225551.1770.0959.5

    970000.5760.7488028200.7501004.0531005.3922.48775.154682.56535085.78223851.6530.0888.81020000.6060.742993.343995.3522.51280.164675.28440085.78227250.7010.10110.1

    995000.5910.7451630760.745997.3601000.7072.49877.652678.01537585.78225551.1770.0959.51045000.6210.738987.989990.6662.52482.688671.64442585.78228950.2250.10710.7

    1020000.6060.7415233310.742993.343995.3522.51280.164675.28440085.78227250.7010.10110.11070000.6350.734982.634985.3112.53785.225668.00445085.78230649.7500.11311.3

    1045000.6210.7378835870.738987.989990.6662.52482.688671.64442585.78228950.2250.10710.71095000.6500.730977.279979.9562.55187.776664.36347585.78232349.2740.12012.0

    1070000.6350.7342438430.734982.634985.3112.53785.225668.00445085.78230649.7500.11311.31120000.6650.727973.262975.2712.56390.339661.63350085.78234048.7980.12612.6

    1095000.6500.7306040980.730977.279979.9562.55187.776664.36347585.78232349.2740.12012.01145000.6800.723967.907970.5852.57692.915657.99352585.78235748.3220.13213.2

    1120000.6650.7269643540.727973.262975.2712.56390.339661.63350085.78234048.7980.12612.61170000.6950.720963.891965.8992.58895.503655.26355085.78237447.8460.13913.9

    1145000.6800.7233246090.723967.907970.5852.57692.915657.99352585.78235748.3220.13213.21195000.7100.716958.536961.2142.60198.104651.62257585.78239147.3700.14514.5

    1170000.6950.7196848650.720963.891965.8992.58895.503655.26355085.78237447.8460.13913.91220000.7240.712953.181955.8592.615100.720647.98260085.78240846.8940.15115.1

    1195000.7100.7160451200.716958.536961.2142.60198.104651.62257585.78239147.3700.14514.51245000.7390.710950.504951.8432.626103.346646.16262585.78242546.4190.15715.7

    1220000.7240.7124053760.712953.181955.8592.615100.720647.98260085.78240846.8940.15115.10.7850.5190.6981270000.7540.705943.810947.1572.639105.986641.61165085.78244245.9430.16416.4

    1245000.7390.7087656310.710950.504951.8432.626103.346646.16262585.78242546.4190.15715.70.8350.5420.7031295000.7690.702939.794941.8022.654108.640638.88167585.78245945.4670.17017.0

    1270000.7540.7051258870.705943.810947.1572.639105.986641.61165085.78244245.9430.16416.40.8770.5630.7091320000.7840.700937.117938.4552.664111.304637.06170085.78247644.9910.17617.6

    1295000.7690.7014861430.702939.794941.8022.654108.640638.88167585.78245945.4670.17017.00.9140.6190.743132199.2389555690.7850.698934.439935.7780.213111.517635.24170285.02147780.4360.17717.7

    1320000.7840.6978463980.700937.117938.4552.664111.304637.06170085.78247644.9910.17617.60.9470.6450.755

    132199.2390.7850.6975563270.698934.439935.7780.213111.517635.24170285.02147780.4360.17717.711.0731.056

    11.1351.098

    AFTER BREAKTHROUGH

    1233456789101111121314151617181920212223242526271234567891011121415161718192021222324252627

    Wi/WibtWiEAEAQi/QibtQi[dfw/dSw]Sw2Sw2fw2fo2Sw2(Np) newlyWORsEdNpWpRFKrw @ Sw2MgIwIw avgWitt = (t)QoQwWi/WibtWiEAQi/QibtQi[dfw/dSw]Sw2Sw2fw2fo2Sw2(Np) newlyEdNpWpRFKrw @ Sw2MgIwIw avgWitt = (t)QoQw

    (bbl)(Grafik)(Calculation)(Grafik)(Calculation)(bbl)(STB/STB)(fraksi)(STB)(bbl)(fraksi)(fraksi)(Bbl/day)(Bbl/day)fraksi(bbl)(fraksi)(fraksi))(fraksi)(fraksi)(fraksi)(fraksi)(bbl)(fraksi)(bbl)(bbl)(fraksi)(fraksi)(fraksi)bbl/daybbl/daybbldaysdays(bbl/day)(bbl/day)

    1132199.2390.7850.78510.2803.5710.4600.7500.2500.5300.2750.27490.2604.2430.26847780.436-0.0000.1770.2010.5190.698934.439111.517158.810673.8741132199.2390.7851.0001.0000.2803.5710.4600.7500.2500.5300.2754.2430.26847780.436-0.0000.1770.2010.5190.698934.439111.517158.810673.874

    1.2158639.0870.8350.8351.1930.3342.9940.4730.7990.2010.5400.2290.2290.2175.6230.28457069.08512284.8500.2110.2100.5420.700937.117935.77826439.84828.254139.771128.049719.9581.2158639.0870.8351.1931.1930.3342.9940.4730.7990.2010.5400.2295.6230.28457069.08512284.8500.2110.2100.5420.700937.117935.77826439.84828.254139.771128.049719.958

    1.4185078.9350.8770.8771.3750.3852.5970.4820.8300.1700.5470.1960.1960.1856.9060.29564754.29626837.6410.2400.2180.5630.702939.794938.45526439.84828.174167.945108.610750.0281.4185078.9350.8771.3751.3750.3852.5970.4820.8300.1700.5470.1966.9060.29564754.29626837.6410.2400.2180.5630.702939.7939778775938.45526439.84828.174167.945108.610750.028

    1.6211518.7820.9140.9141.5510.4342.3030.4890.8500.1500.5540.1720.1720.1638.0150.30671836.39842243.4830.2660.2400.6190.704942.471941.13326439.84828.094196.03996.105770.2891.6211518.7820.9141.5511.5510.4342.3030.4890.8500.1500.5540.1728.0150.30671836.39842243.4830.2660.2400.6190.704942.471941.13326439.84828.094196.03996.105770.289

    1.8237958.6300.9470.9471.7190.4812.0780.4950.8700.1300.5580.1530.1530.1459.4660.31177316.71959914.9220.2860.2500.6450.706945.149943.81026439.84828.014224.05383.528790.6531.8237958.6300.9471.7191.7190.4812.0780.4950.8700.1300.5580.1539.4660.31177316.71959914.9220.2860.2500.6450.706945.149943.81026439.84828.014224.05383.528790.653

    2264398.4780.9760.9761.8810.5271.8990.4990.8840.1160.5600.1370.1370.13010.7790.31582009.86678699.7570.3030.2650.6840.707946.488945.81826439.84827.954252.00774.638804.5152264398.4780.9761.8811.8810.5271.8990.4990.8840.1160.5600.13710.7790.31582009.86678699.7570.3030.2650.6840.707946.488945.81826439.84827.954252.00774.638804.515

    2.5330498.09711.0372.2860.6401.5620.5100.9000.1000.5740.110.1100.10412.7300.33690917.515129657.8980.3360.2960.7640.710950.504948.49666099.61969.689321.69664.616822.5512.5330498.09712.2862.2860.6401.5620.5100.9000.1000.5740.11012.7300.33690917.515129657.8980.3360.2960.7640.710950.504948.49666099.61969.689321.69664.616822.551

    3396597.71711.0872.6910.7531.3270.5150.9050.0950.5870.0920.0920.08713.4740.35696209.308185730.3910.3560.3050.7870.7641022.796986.65066099.61966.994388.69066.054890.0293396597.71712.6912.6910.7531.3270.5150.9050.0950.5870.09213.4740.35696209.308185730.3910.3560.3050.7870.7641022.796986.65066099.61966.994388.69066.054890.029

    4528796.95611.1663.5010.9801.0200.5280.9300.0700.5970.0690.0690.06518.7920.372100434.711306868.5360.3720.3050.7870.7871053.5871038.191132199.239127.336516.02650.137942.1504528796.95613.5013.5010.9801.0200.5280.9300.0700.5970.06918.7920.372100434.711146746306868.5360.3720.3050.7870.7871053.5871038.191132199.239127.336516.02650.137942.150

    5660996.19511.2274.3111.2070.8280.5370.9400.0600.6090.0550.0550.05222.1590.392105824.405426359.8820.3920.3150.8130.8131088.3941070.990132199.239123.436639.46344.394983.7415660996.19514.3114.3111.2070.8280.5370.9400.0600.6090.05522.1590.392105824.405426359.8820.3920.3150.8130.8131088.3941070.990132199.239123.436639.46344.394983.741

    6793195.43411.2785.1211.4340.6970.5490.950.0500.6210.0460.0460.04426.8740.409110567.598546765.6530.4090.3600.9290.9291243.6871166.041132199.239113.374752.83742.2741136.0616793195.43415.1215.1211.4340.6970.5490.9500.0500.6210.04626.8740.409110567.598546765.6530.4090.3600.9290.9291243.6871166.041132199.239113.374752.83742.2741136.061

    81057593.91211.3576.7411.8870.5300.5600.9600.0400.63500.0340.00033.9460.432116799.089792180.9930.4320.3780.9750.9751305.2691274.478264398.478207.456960.29335.4931204.86481057593.91216.7416.7411.8870.5300.5600.9600.0400.6350.00033.9460.432116799.089410313792180.9930.4320.3780.9750.9751305.2691274.478264398.478207.456960.29335.4931204.864

    101321992.39011.4188.3612.3410.4270.5820.9670.0330.65900.0270.00041.4470.469126798.1471032267.4010.4690.4161.0731.0731436.4661370.868264398.478192.8691153.16332.2251335.637101321992.39018.3618.3612.3410.4270.5820.9670.0330.6590.00041.4470.469126798.147280141032267.4010.4690.4161.0731.0731436.4661370.868264398.478192.8691153.162919654732.2251335.637

    151982988.58411.52912.4113.4750.2880.6080.9780.0220.68400.0180.00062.8780.508137403.1651652840.6830.5080.4401.1351.1351519.4671477.967660996.195447.2341600.39622.7251428.884151982988.584112.41112.4113.4750.2880.6080.9780.0220.6840.00062.8780.508137403.1651652840.6830.5080.4401.1351.1351519.4671477.967660996.195447.2341600.396433464822.7251428.884

    Sw Vs Kro dan Krw

    0.90

    0.330.04

    0.220.068

    0.1380.105

    0.0670.146

    0.0480.17

    0.030.22

    0.0130.37

    0.0080.466

    0.0070.5

    0.0020.58

    00.621

    Kro

    Krw

    Sw, fraksi

    Kro, fraksi

    Krw, fraksi

    Hubungan Antara Saturasi Air Vs Permeabilitas Relatif

    Sw Vs Kro dan Krw 2

    0.90

    0.330.04

    0.220.068

    0.1380.105

    0.0670.146

    0.0480.17

    0.030.22

    0.0130.37

    0.0080.466

    0.0070.5

    0.0020.58

    0.80.621

    Kro

    Krw

    Sw, fraksi

    Kro, fraksi

    Krw, fraksi

    Hubungan Antara Saturasi Air Vs Permeabilitas relatif

    Sw vs fw

    0

    0.2196639701

    0.4178678365

    0.6386002998

    0.8350021062

    0.8915995602

    0.9445390416

    0.9850964657

    0.9926620563

    0.9940077944

    0.9985173914

    1

    fwbt= 0.75

    Swbt = 0.46

    Swbt avg= 0.53

    (dfw/dSw)Swbt = 3,571

    Sw, fraksi

    fw, fraksi

    Kurva Fraksi Aliran

    Sw vs fw 2

    0

    0.2196639701

    0.4178678365

    0.6386002998

    0.8350021062

    0.8915995602

    0.9445390416

    0.9850964657

    0.9926620563

    0.9940077944

    0.9985173914

    1

    Sw, fraksi

    fw, fraksi

    Kurva Fraksi Aliran

    plot (dfwdSw)

    3.5714285714

    3.1428571429

    1.8333333333

    1.2121212121

    0.875

    0.7215189873

    0.4444444444

    0.3157894737

    0.2197802198

    0.1546391753

    0.0555555556

    Sw, fraksi

    [dfw/dSw], fraksi

    Plot [dfw/dSw]

    plot (dfwdSw) 2

    3.5714285714

    3.1428571429

    1.8333333333

    1.2121212121

    0.875

    0.7215189873

    0.4444444444

    0.3157894737

    0.2197802198

    0.1546391753

    0.0555555556

    Sw, fraksi

    [dfw/dSw], fraksi

    Plot [dfw/dSw]

    Actual

    *Perbandingan Qo, Qw, dan Np Sumur TLJ-065 Secara Perhitungan dan aktual*

    TimeQo calQo actQw calQw actNp calNp act% Kesalahan

    (Days)(BOPD)(BOPD)(BWPD)(BWPD)(STB)(STB)(%)

    111158.810174.2673.8741341.647780.4366424725.6296278548

    140128.049166.1719.9581192.557069.0856458111.6312252822

    168108.610166.7750.0281116.464754.296647470.0108055922

    19696.105158.5770.2891054.871836.3986490610.6779335215

    22483.528140.9790.6534312567972.477316.7196504718.8633991714

    25274.638196.9804.51451710181174.382009.8666524425.6981399661

    32264.616149822.55143527251242.090917.5156555438.692083713

    38966.054110890.02897241951199.096209.3086580446.2069764728s

    51650.13783942.14964161231840.0100434.7116648251.0716682788

    63944.39457983.74062263521455.9105824.4056678358.4603317343

    75342.274119.21136.0606716741995.8110567.5986726964.3658583861

    96035.49384.61204.86407420191075.4116799.0896794971.8930449152

    115332.225112.11335.63687993082169.1126798.1476827685.7140829576

    160022.72561.61428.88383363931914.0137403.1657021895.6808293909

    (3) *Production Rate Actual TLJ-065*

    QoQwCumCumCumMonthlyCumCum

    WellProdLiq.DailyDailyCutMonthlyMonthlyOilWaterWaterWaterWaterWater

    MonthNameDaysRateOilWaterWater.CutWOROilWaterProdProdQ0MVAvgQoMaxInjectedInjectionInjectionProdOil CutWater.CutTimeProduksiq totalqoqwqoqwWater CutOil CutWORNpWpWiCum WiTimeProduksiq totalqoqwqoqwWater CutOil CutWORNpWpWiCum Wi

    daysbbl/dbblbbl%bbl/bblbblbblbblbblbbl/dbbl/dbblbblbblbbl%%(Month)(Days)Bbl/day(BOPD)(BWPD)(BOPD)(BWPD)(%)(%)(Bbl/bbl)(STB)(STB)(Bbl)(Bbl)(Month)(Days)Bbl/day(BOPD)(BWPD)(BOPD)(BWPD)(%)(%)(Bbl/bbl)(STB)(STB)(Bbl)(Bbl)

    ----------------------------------------------------------------------------------------------------------------------------------------------------------Wi----------------------Apr-013050.956.9244199.41326.586.913.16.7639031513864545Apr-032676.154.3771.8113.71866.494.35.716.466968187633754973213

    Apr-01TLJ-0653050.956.924486.96.7199.41326.563902.5151385.6648**4515138613.186.9May-013149.065.6643.4169.81351.788.811.2864072152737225271May-031982.144.8477.391.91468.794.15.91667060189101724880461

    May-01TLJ-0653149.065.6643.488.88169.81351.764072.4152737.3648**27115273711.288.8Jun-013050.325.6644.7174.21341.688.511.57.7642471540790271Jun-032179.834.2775.689.71586.894.75.317.767150190688633386793

    Jun-01TLJ-0653050.325.6644.788.57.7174.21341.664246.6154078.9648**27115407911.588.5Jul-013147.85.6642.1167.91312.188.711.37.864415155391413684Jul-032875.544.2671.3119.21995.894.45.616.767269192684653293325

    Jul-01TLJ-0653147.85.6642.188.77.8167.91312.164414.5155390.9648**68415539111.388.7Aug-013045.295.6639.6166.11192.587.812.27.2645811565845481231Aug-032568.883.5465.388.41633.494.95.118.567358194317597599300

    Aug-01TLJ-0653045.295.6639.687.87.2166.11192.564580.6156583.5548**123115658412.287.8Sep-013042.775.6637.1166.71116.487136.7647471577006221853Sep-032869.414.2165.2117.81825.593.96.115.5674751961437161106461

    Sep-01TLJ-0653042.775.6637.1876.7166.71116.464747.3157699.9548**18531577001387Oct-012942.145.6636.5158.51054.886.913.16.76490615875540525905Oct-033048.623.6445109.31349.392.57.512.3675851974926995113456

    Oct-01TLJ-0652942.145.6636.586.96.7158.51054.864905.8158754.7548**590515875513.186.9Nov-012445.925.6640.3140.9972.487.312.76.9650471597278916795Nov-032959.013.4255.699.11612.294.25.816.3676841991047808121265

    Nov-01TLJ-0652445.925.6640.387.36.9140.9972.465046.7159727.1548**679515972712.787.3Dec-012849.066.9242.1196.91174.385.614.466524416090112498045Dec-033056.662.7253.981.61618.395.24.819.8677652007238792130057

    Dec-01TLJ-0652849.066.9242.185.66196.91174.365243.5160901.4548**804516090114.485.6Jan-022650.186.244161114487.712.37.16540516204508045Jan-043053.373.2950.198.71502.593.86.215.2678642022258947139004

    Jan-02TLJ-0652650.186.24487.77.1161114465404.5162045.4648**804516204512.387.7Feb-022849.685.3344.3149124289.310.78.36555416328708045Feb-042841.433.0238.484.61075.492.77.312.7679492033018012147016

    Feb-02TLJ-0652849.685.3344.389.38.3149124265553.5163287.4548**804516328710.789.3Mar-022848.684.9943.7140122389.710.38.7656941645106748719Mar-042934.962.983286.3927.491.58.510.7680352042289076156092

    Mar-02TLJ-0652848.684.9943.789.78.7140122365693.5164510.4548**871916451010.389.7Apr-022748.514.0944.4110119991.68.410.96580416570910359754Apr-043074.294.3701292099.694.25.816.3681642063288307164399

    Apr-02TLJ-0652748.514.0944.491.610.9110119965803.5165709.4548**97541657098.491.6May-023178.886.4772.4201224591.88.211.26600516795409754May-042881.47477.5112.12169.195.14.919.4682762084978782173181

    May-02TLJ-0653178.886.4772.491.811.2201224566004.5167954.4448**97541679548.291.8Jun-021478.673.9874.756104694.95.118.766061169000130011054Jun-042677.324.672.71201896.794.15.915.8683962103939111182292

    Jun-02TLJ-0651478.673.9874.794.918.756104666060.5169000.4448**110541690005.194.9Jul-023076.444.5371.9136215794.15.915.966197171157484615900Jul-043189.735.0884.7155.32588.894.35.716.76855121298210359192651

    Jul-02TLJ-0653076.444.5371.994.115.9136215766196.5171157.4348**159001711575.994.1Aug-023175.414.2371.2131220794.45.616.866328173364525221152Aug-043081.784.9576.8148.82311.494615.5687002152949720202372

    Aug-02TLJ-0653175.414.2371.294.416.8131220766327.5173364.4448**211521733645.694.4Sep-022477.522.9674.671178996.23.825.266399175153559026742Sep-043083.894.9678.9148.32361.494.15.915.9688482176559709212081

    Sep-02TLJ-0652477.522.9674.696.225.271178966398.5175153.4348**267421751533.896.2Oct-022576.923.3373.683184095.74.322.266482176993685833601Oct-042583.393.6179.889.41974.495.74.322.16893821962910076222157

    Oct-02TLJ-0652576.923.3373.695.722.283184066481.5176993.4348**336011769934.395.7Nov-022877.823.1874.689209095.94.123.566571179083588539486Nov-043086.573.6882.9109.4246695.84.222.5690472220959510231667

    Nov-02TLJ-0652877.823.1874.695.923.589209066570.5179083.4348**394861790834.195.9Dec-023164.562.616281192096423.766652181003727346758Dec-043078.423.2275.298.12290.595.94.123.46914522438610799242466

    Dec-02TLJ-0653164.562.61629623.781192066651.5181003.4348**46758181003496Jan-032970.182.5767.674.41960.696.33.726.466726182964611952877Jan-052776.873.4573.494.12003.795.54.521.36923922639011272253738

    Jan-03TLJ-0652970.182.5767.696.326.474.41960.666725.9182964248**528771829643.796.3Feb-032268.772.5966.2571455.996.23.825.566783184420570158578Feb-051778.23.3274.956.41271.495.84.222.5692962276619467263204

    Feb-03TLJ-0652268.772.5966.296.225.5571455.966782.9184419.9248**585781844203.896.2Mar-032948.92.4846.471.81346.394.95.118.866855185766708665664Mar-051775.492.3773.140.11236.996.93.130.86933622889810529273734

    Mar-03TLJ-0652948.92.4846.494.918.871.81346.366854.7185766.2348**656641857665.194.9Apr-032676.154.3771.8113.71866.494.35.716.466968187633754973213

    Apr-03TLJ-0652676.154.3771.894.316.4113.71866.466968.4187632.5348**732131876335.794.3May-031982.144.8477.391.91468.794.15.91667060189101724880461TimeProduksiq totalqoqwqoqwWater CutOil CutWORNpWpWiCum Wi

    May-03TLJ-0651982.144.8477.394.11691.91468.767060.3189101.2348**804611891015.994.1Jun-032179.834.2775.689.71586.894.75.317.767150190688633386793(Month)(Days)Bbl/day(BOPD)(BWPD)(BOPD)(BWPD)(%)(%)(Bbl/bbl)(STB)(STB)(Bbl)(Bbl)

    Jun-03TLJ-0652179.834.2775.694.717.789.71586.867150190688348**867931906885.394.7Jul-032875.544.2671.3119.21995.894.45.616.767269192684653293325Apr-052863.431.6461.845.91732.897.42.637.86938223063110691284425

    Jul-03TLJ-0652875.544.2671.394.416.7119.21995.867269.2192683.8348**933251926845.694.4Aug-032568.883.5465.388.41633.494.95.118.567358194317597599300May-052567.211.6665.641.11627.997.52.539.6694232322599284293709

    Aug-03TLJ-0652568.883.5465.394.918.588.41633.467357.6194317.2448**993001943175.194.9Sep-032869.414.2165.2117.81825.593.96.115.5674751961437161106461Jun-053041.862.2539.666.51170.394.65.417.6694892334298013301722

    Sep-03TLJ-0652869.414.2165.293.915.5117.81825.567475.4196142.7348**1064611961436.193.9Oct-033048.623.6445109.31349.392.57.512.3675851974926995113456Jul-052648.192.8145.473.21179.994.25.816.1695632346099779311501

    Oct-03TLJ-0653048.623.644592.512.3109.31349.367584.7197492.1448**1134561974927.592.5Nov-032959.013.4255.699.11612.294.25.816.3676841991047808121265Aug-053070.384.2466.1127.21984.294615.6696902365939360320861

    Nov-03TLJ-0652959.013.4255.694.216.399.11612.267683.8199104.3348**1212651991045.894.2Dec-033056.662.7253.981.61618.395.24.819.8677652007238792130057Sep-052468.43.7464.789.81551.994.55.517.3697802381458780329641

    Dec-03TLJ-0653056.662.7253.995.219.881.61618.367765.4200722.6348**1300572007234.895.2Jan-043053.373.2950.198.71502.593.86.215.2678642022258947139004Oct-053171.343.6567.71132098.394.95.118.6698932402439449339090

    Jan-04TLJ-0653053.373.2950.193.815.298.71502.567864.1202225.1348**1390042022256.293.8Feb-042841.433.0238.484.61075.492.77.312.7679492033018012147016Nov-052979.574.4775.1129.82177.994.45.616.8700222424219404348494

    Feb-04TLJ-0652841.433.0238.492.712.784.61075.467948