1. 1. PV ENGINEERING PV CONSTRUCTION PV GAS - S D N: KHO CHA LPG G DU A IM: LONG THNH-NG NAI CH U T: CNG TY C PHN KINH DOANH KH HA LNG MIN NAM TNG THU: TNG CNG TY CP XY LP DU KH VIT NAM N V THIT K: CNG TY CP T VN U T V THIT K DU KH GIAI ON: THIT K BN V THI CNG PHN PHI Cng ty S lng PVGAS-S PVC PVE Cng Ngh Xy Dng iu Khin CK in PCCC n Mn Khc Tng: THUYT MINH TNH TON KT CU NH BM V MY NN HI LPG PVGAS - S (Ph duyt) PVC (Ph duyt)) B 01/2009 Xem xt v ph duyt H.X.C N.H.H V.N.K A 11/2008 Xem xt v ph duyt H.X.C N.H.H V.N.K LXB Ngy XB M t T.Hin K.Tra CNDA PV Engineering JSC S Ti Liu: 2085-03-CA-A4-201CNG TY CP T VN U T V THIT K DU KH (PVE) Trang (Bao gm c trang ny) Ti liu v cc thng tin trong ny l ti sn ca cng ty c phn T vn u t v thit k Du kh; khng c khai thc, s dng, ph t hay s dng theo bt k hnh thc no khi khng c s cho php. Nu c thc mc, xin lin h theo in thoi s: 84 0862971762 hoc email: pve@pvengineering.com.vn
2. 2. PV ENGINEERING PV - CONSTRUCTION PVGAS - S D n: KHO CHA LPG G DU - NG NAI Hng mc: NH BM V MY NN HI LPG Thc hin: H.X.C Kim tra: N.H.H NI DUNG PHN 1.0 THNG TIN CHUNG 1.1 Kt cu 1.2 Tiu chun v ti liu p dung thit k 1.3 Cng vt liu 1.4 iu kin t nn 1.5 Gii hn bin dng cho php 1.6 Phn mm tnh ton PHN 2.0 M HNH PHN TCH TNH TON 2.1 Mt bng kt cu 2.2 c tnh phn t 2.3 M hnh PHN 3.0 TI TRNG THIT K 3.1 Tnh ti 3.2 Hot ti 3.3 Ti trng gi 3.4 Ti trng c bn v t hp ti trng PHN 4.0 PHN TCH KT QU TNH TON V THIT K 4.1 D liu nhp (input staad file) 4.2 Kt qu d liu xut 4.3 Tnh ton mng 4.4 Tnh ton ct 4.5 Tnh ton dm 4.6 Thit k cu kin thp
3. 3. PV ENGINEERING PV - CONSTRUCTION PVGAS - S D n: KHO CHA LPG G DU - NG NAI Hng mc: NH BM V MY NN HI LPG Thc hin: H.X.C Kim tra: N.H.H 1.0 THNG TIN CHUNG 1.1 Kt cu - Kt cu mi : Kt cu b tng ct thp - Kt cu khung - sn - mng : Kt cu b tng ct thp - Mc ch s dng : Nh bm v my nn hi LPG - V tr : KCN G Gu - ng Nai - Vit Nam 1.2 Tiu chun v ti liu p dung thit k - TCVN 2737:1995 Ti trng v tc ng - Tiu chun thit k - Quy chun xy dng Vit Nam (ban hnh nm 1996) - TCXD 45:78 Tiu chun thit k Nn, Nh v Cng trnh - TCXD 205:1998 Mng cc - Tiu chun thit k - 20 TCN 82-88 Cc - Phng php th nghim hin trng - TCXDVN 269:2002 Cc - Phng php th nghim bng ti trng tnh p dc trc - TCXDVN 338:2005 Kt cu thp - Tiu chun thit k - AISC ASD Tiu chun thit k kt cu thp ca M - TCXDVN 356:2005 Kt cu b tng v b tng ct thp - Tiu chun thit k - ACI 318-02 Tiu chun thit k kt cu b tng ct thp ca M - BS 8110 Tiu chun thit k kt cu b tng ct thp ca Anh 1.3 Cng vt liu A. B tng (Cng chu nn ti thiu ti 28 ngy): Kt cu v mng M250 (B20) fc' = 25 N/mm2 B tng lt M100 (B7.5) fc' = 10 N/mm2 B. Ct thp TCXDVN 356:2005 0.0 kPa ................ O.K. Factored Stress qu(max) = 33.7 kPa qu(min) = -14.6+34.7 kPa 4. Check Shear Strength Reduction Factor = 0.750 One Way Shear Vuy = 10.9 kN < Vny = 318.0 kN ................ O.K. Vux = 4.9 kN < Vnx = 304.0 kN ................ O.K. Two Way Shear Vu4 = 19.0 kN < Vn4 = 1183.4 kN ................ O.K. 5. Check Bending Moment Strength Reduction Factor = 0.900 X-XAxis (Y Direction) Required Spacing Max. Spacing Mux = 4.1 kN-m/m = 0.0001 As = 40 mm2/m As(min) = 0.0020*1000*D = 800 mm2/m d14 @ 500 d16 @ 500 d18 @ 500 d14 @ 190 d16 @ 250 d18 @ 310 Y-Y Axis (XDirection) Required Spacing Max. Spacing Muy = 1.9 kN-m/m = 0.0001 As = 19 mm2/m As(min) = 0.0020*1000*D = 800 mm2/m d14 @ 500 d16 @ 500 d18 @ 500 d14 @ 190 d16 @ 250 d18 @ 310
4. 56. PV ENGINEERING PV - CONSTRUCTION PVGAS - S D n: KHO CHA LPG G DU - NG NAI Hng mc: NH BM V MY NN HI LPG Thc hin: H.X.C Kim tra: N.H.H
5. 57. PV ENGINEERING PV - CONSTRUCTION PVGAS - S D n: KHO CHA LPG G DU - NG NAI Hng mc: NH BM V MY NN HI LPG Thc hin: H.X.C Kim tra: N.H.H PHN TCH K T QU TNH TON V THI T K 4.4 Tnh ton ct 4.4.1 BNG TH NG K C T Mu = kN-m Vu = kN 8 - D 18 Pu = kN CT AI D10 @ x CT GI D10 @ Mu = kN-m Vu = kN 4 - D 18 Pu = kN CT AI x D8 @ CT GI @ Mu = kN-m Vu = kN 4 - D 20 Pu = kN CT AI x D8 @ CT GI @ Mu = kN-m Vu = kN 4 - D 20 Pu = kN CT AI x D8 @ CT GI @ K HIU KT TT C TT C 100 K HIU KT 100 4.0 TT C TT C 100 KTK HIU C1 K HIU 150 150400 KT 500
6. 58. PV ENGINEERING PV - CONSTRUCTION PVGAS - S D n: KHO CHA LPG G DU - NG NAI Hng mc: NH BM V MY NN HI LPG Thc hin: H.X.C Kim tra: N.H.H 4.4 Tnh ton ct 4.4.1 CT C1 500 49 400 1. Geometry and Materials Design Code : ACI318M-02 Stress Profile : Equivalent Stress Block Material Data : fc' = 25 MPa (1 = 0.850) fy = 365, fys = 365 MPa Section Dim. : 500 * 400 mm Effective Len. : KLu = 1500 mm Steel Distribut.: 8 - 3 - d18 (dc = 49 mm) Total Steel Area Ast = 2036 mm2 (st = 0.0102) 2. Magnified Moment KLu/rx = 1500/150 = 10.00 < 34-12(M1/M2) = 22.00 x = 1.000 KLu/ry = 1500/120 = 12.50 < 34-12(M1/M2) = 22.00 y = 1.000 3. Member Force and Moment Pu = 37.7 kN Mux = 3.9, Muy = 0.8 kN-m 4. Check Axial and Moment Capacity Rotation Angle and Depth to the Neutral Axis = -78.56, c = 429 mm Strength Reduction Factor = 0.6500 Maximum Axial Load Pn(max) = 2573.9 kN Design Axial Load Strength Pn = 1892.7 kN Design Moment Strength Mnx = 197.9 kN-m Mny = 40.0 kN-m Strength Ratio : Applied/Design = 0.020 < 1.000 ....... O.K. 5000 4425 35 3850 69 3275 104 2700 138 2125 173 1550 207 975 242 400 276 -175 311 -750 345 2574 (1893,198) (38,4) fs=0 fs=0.5fy b=167mm t=0.005 0 0 P(kN) M(kN-m) =-78.56 325 -325 260 -260 195 -195 130 -130 65 -65 0 0 -65 65 -130 130 -195 195 -260 260 -325 325 (198,40) (4,1) My(kN-m) Mx(kN-m) Pn=1892.7 kN
7. 59. PV ENGINEERING PV - CONSTRUCTION PVGAS - S D n: KHO CHA LPG G DU - NG NAI Hng mc: NH BM V MY NN HI LPG Thc hin: H.X.C Kim tra: N.H.H
8. 60. PV ENGINEERING PV - CONSTRUCTION PVGAS - S D n: KHO CHA LPG G DU - NG NAI Hng mc: NH BM V MY NN HI LPG Thc hin: H.X.C Kim tra: N.H.H 4.4 Tnh ton ct 4.4.1 CT C1 5. Check Shear Capacity Strength Reduction Factor = 0.750 Y-Y Direction Design Force Vuy = 1.8 kN (Pu = 37.7 kN) Required Tie Spacing : 2 - d10 @ 288 mm Provided Tie Spacing : 2 - d10 @ 150 mm Vcy + Vsy = 114.3 + 129.2 = 243.5 kN > Vuy = 1.8 kN ....... O.K. X-XDirection Design Force Vux = 1.3 kN (Pu = 37.7 kN) Required Tie Spacing : 3 - d10 @ 288 mm Provided Tie Spacing : 3 - d10 @ 150 mm Vcx + Vsx = 111.2 + 150.9 = 262.0 kN > Vux = 1.3 kN ....... O.K.
9. 61. PV ENGINEERING PV - CONSTRUCTION PVGAS - S D n: KHO CHA LPG G DU - NG NAI Hng mc: NH BM V MY NN HI LPG Thc hin: H.X.C Kim tra: N.H.H 4.5 TNH TON D M BNG TH NG K D M - KING Mu = kN-m Mu = kN-m Mu = kN-m Vu = kN Vu = kN Vu = kN 3 - D 20 2 - D 20 - D - D x AI AI AI D8 @ D8 @ D10 @ - D 2 - D 20 3 - D 20 - D Mu = kN-m Mu = kN-m Mu = kN-m Vu = kN Vu = kN Vu = kN 3 - D 20 2 - D 20 - D - D x AI AI AI D8 @ D8 @ D10 @ - D 2 - D 20 3 - D 20 - D K HIU KT GI NHP IM CUI 200350 100 K HIU KT GI NHP IM CUI TG2 10 4 IM CUI TG1 9 3 250 K HIU KT GI NHP 350 8 250 IM CUI 8 200100 K HIU KT GI NHP
10. 62. PV ENGINEERING PV - CONSTRUCTION PVGAS - S D n: KHO CHA LPG G DU - NG NAI Hng mc: NH BM V MY NN HI LPG Thc hin: H.X.C Kim tra: N.H.H 4.5 Tnh ton dm 4.5.1 DM 250X350 (TG1/TG2/RG1/RG2) 1. Design Conditions Design Code : ACI318M-02 Material Data : fc' = 25 MPa : fy = 365 MPa fys = 365 MPa Section Dim. : 250 * 350 mm (cc = 50 mm) 2. Resisting Moment Capacity As A's Mn(kN-m) d(mm) ' s(mm)) 2-d20 2-d20 54.7 282 0.0089 0.0089 114 3-d20 2-d20 77.2 282 0.0134 0.0089 57 4-d20 2-d20 94.7 271 0.0186 0.0089 57 5-d20 2-d20 111.4 264 0.0238 0.0089 57 6-d20 2-d20 127.0 260 0.0291 t=0.00350.0089 57 As,min = 270 mm2 Torsional Effect is neglected if Tu 2.0 kN-m 3. Resisting Shear Capacity Stirrup Vn(kN) Vc(kN) Vs(kN) Vmax(kN) 2- d8 @100 121.7 44.1 77.7 220.3 2- d8 @125 106.2 44.1 62.1 220.3 2- d8 @150