Diesel

: . .

: nm11007A. 2014 2015

7 Diesel. , . , , :

: 15000 W : 102 RPM : Tanker

, , -- , . , .

1

1. (p. 3)

2. (p. 4)

3. (p. 4)

4. ( Layout Diagram ) (p. 5)

5. (p. 6)

6. (p.8)

7. (p.11)

8. (p. 14)

9. (p.16)

10. (p.17)

11. & (p.17)

12. (p.19)

13. (p. 22)

2

1. , : . :

15000KW . .

P clean=Pnom1.25

=12000KW

, 99%. , P clean=12121.21KW .

nom=102 RPM .

N clean=N nom /(1.031)=98.93 RPM .

B. , : , . :

P foulcalm=15000 KW

0.99=15151.52KW foulcalm=N nom=102 RPM

C. : 20%.

P foulbad=18181.82 KW

. ,

PMCR=15151.52KW , N MCR=102 RPM

, 5- L70 ME C8 . .

3

L70 ME C8 , 5 cyl. L1 [KW] 16350 L2 [KW] 13100 L3 [KW] 13750 L4 [KW] 11000

[g/KWh] 1 170M [mm] 7639

1:

2.

' 2-, , , .

3.

. , 2 . 2 3.

P el=100+0.55PMCR0.7

To P el=564.18KW

735W7L16 , Wartsila, 1200 RPM / 60 Hz. T .

Wartsila 735W7L16 1200 RPM / 60 Hz [RPM] 1200 [W] 660

[g/KWh] 200 [g/KWh] 0.6

2:

1 L1 ( 100% load ), MGO

4

. , , 1 Installation Aspects of MAN B&W Main and Auxiliary Engines, p. 6, . [ ]

2: , : Installation Aspects ofMAN B&W Main and Auxiliary Engines

4. (Layout Diagram)

L70 ME C8 Wartsila. 3 , , & . L1, L2, L3, L4. project guide . Matlab.

5

3: .

5.

. :

P=Cn3

P KW n RPM.

, 3 , 3 . ' ( C, KW

RPM 3),

. ' , C :

C = 0.01251761, C = 0.01427761, C = 0.01713313,

, .

,

6

(.. , ) . 4 . .

4: .

, , . , ' , ' . , . 4 .

N overload=88.06 RPM , Poverload=11712 W

7

6.

. project guide , .

2

[ m3 ] 26.5

FAD

[ m3

h]*

232.05

3.

* ( , & ):

V

=1.7V( p9) V , p . 30 bar, . .

NK 60.1.3.00.33 Neuenhauser Kompressorenbau GmbH. .

NK 60.1.3.00.33

FAD [ m3

h]

264

[KW] 60 [RPM] 1200

3

5.

13.8% ' , .

3 . 30/1, , 1 bar, 30 bar.

8

,

=(poutp in

)1 /Z

=3013=3.107

.

. 60 KW.

, N i= piV i [n1n 1] n

n1 . 3 , . V i

. , . V i [ m

3

s]=m [ kg

s]v i [

m3

kg] , m

. pv=RT , R=287 J

kgK . T=50oC , T =25oC . ' . .

NK 60.1.3.00.33

p in Pa 100

pout KPa 3000

- - 30

- 3.11

m kgs

0.0857

n - 1.35

9

1 p in1 KPa 100

v1 m3

kg0.855

V 1 m3

s0.0733

pout1 KPa 310.72

1 KW 9.665

2o p in2 KPa 310.72

v2 m3

kg0.299

V 2 m3

s0.0257

pout2 KPa 965.49

2 KW 10.508

3 p in3 KPa 965.49

v3 m3

kg0.0963

V 3 m3

s0.0026

pout3 KPa 3000

3 KW 10.508

% 65

() =

( 1+ 2+ 3)

KW 47.20

()

P KW 60

% 21.3

6.

( ).

10

7.

Q fuel=Pnom+Qcool+Qexh+Qrad Q fuel :

1=eng+k+a+r .

, SFC[ gKWh

] . project guide (net calorific

value NCF ) 42700 KJkg

. RMG 35,

CF=39550 KJkg .

, . :NCF refSFC ref=NCFSFC SFC=SFC ref

NCF refNCF

SFC=171.5 [ gKWh

] 4270039550

SFC=185.16 gKWh

RMG 35 [KJ/kg] 39550 [KW] 30820.92

7. .

H :Qcool=QSCR+Qlubr.+Qcyl

o SCR , lubr. cyl. . project guide .

project guide, (ISO) . 3 : MCR L1 , 2 , 2 , .

11

MCR . , MCR . , :

: 45oC : 32oC : 60% : 1 bar

H project guide 1%

.

RMG - 35

NCF KJ

kg39550

E

SFC gKWh

185.159

m fuel kgs

0.779

Q fuel=m

fuelNCF KW 30820.92

Pnom KW 15151.52M

eng=PnomQ fuel

% 49.2

Qexh KW 7441.20

xhaust gas ratio a= QexhQ fuel

% 24.1

12

QSCR KW 5776.09

Qlubr KW 1165.98

Qcyl KW 2229.75

()

Qcool=QSCR+Qlubr+Q cyl KW 9171.83

Cooling ratio k=QcoolQ fuel

% 29.8

Qrad KW 308.21

Radiation ratio r=QradQ fuel

% 1

eng+a+k+r=49.2+24.1+29.8+0.01=1.0406

: 4.06%

8. .

~4%, .

7441.20 KW. . , , ( ).

13

8.

, , project guide .

IACS :

d=Fk3 pn 560 B+160 F = 100, k = 1 k = 1.22 , , p n . IACS 20% , ' . CS. .

F F - 100

k inter - 1

k pr - 1.22

Pa 580

p W 15151.52 n RPM 102

Linter m 8

Dinter mm 4833

L pr m 5

D pr mm 5894

D fl mm 11783 , , . 4 .

14

- 6 Dbolt mm 110.3

t fl mm 110.3 9.

( & ) . , , 2 . , 483 mm. Cedervall. , Size 480 619 mm. IACS, ( ) , 80% . 2589=1178mm 0.8589=471.2 mm

[mm]

2 619 1 () 1 () 1178 471.2

Cedervall 10.

, . IACS, 8% . , r inter=0.08483=38.64 mm r pr=0.08589=47.12mm

15

9.

, & . ( , ) , . . . , ' , . ' setup . 11 .

J eng kgm2 140000

E

Ipinter m4 0.005

k inter kNm 52762.522

Ip pr m4 0.012

k pr kNm 186688.767

( & ) J sh kgm2 1739.901

J pr kgm2 70000

1 n1 RPM 295.462 n2 RPM 3569.32

11.

16

3 . , , .

10.

11. &

, . , ' , .. .

, . project guide . , '

0.1 gKWh

. 0.2s% , s% .

RMG 35 4.3%. project guide . 42700 KJ

kg, ,

.

, ,

SFC eng g

KWh185.16

(RMG

35)

NCV fuel KJkg

39550

m fuel tday

67.331

17

SFC lubr. gKWh

0.1

m lubr. kgday

36.364

s% % 4.3

SFC cyl.=0.2s% gKWh

0.24.3=0.86

m cyl kgday

317.73

(project

guide)

SFC gKWh

200

NCV KJkg

39550

()

SFC corr gKWh

215.93

m el. fuel tday

11.97

SFC el.lubr. gKWh

0.6

m el.lubr. kgday

33.26

12. &

18

12.

. 20% , 3650.2=73 . 292 30% , 88 . , 204 . , RMG 35, 455 $/t 3 2 . RMG 25, 39650 KJkg 465 $/t

KW , 440 $KW

, 0.0014 $

KWh.

800$/t, 700 $/t. , , ' .

25

455 $/t 67.331 tday

204 daysyear

6.25 . $ 156.2 . $

K

465 $/t 11.97 tday

365 daysyear

2.03 . $ 51 . $

800 $/t 0.32 tday

204 daysyear

52224 $ 1.305 . $

700 $/t 0.033 tday

365 daysyear

+

0.32 tday

204 daysyear

54128 $ 1.353 . $

440 $/KW 16350 KW - 7.2 . $

0.0014 $/KWh 16350 KW204 days

24 hday

112100 $ 2.8 . $

- - - 220 . $ 13.

19

20

21

13.

Diesel, . , .

, . . , . .

MAN engines

NK compressors

Wartsila Generating Sets

Cedervall Bearings

22