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W 16V34DF

V34DF_разрез

Описание двигателя Wärtsilä 16V34DF

Wärtsilä 16V34DF - шестнадцатицилиндровый, V-образный, четырехтактный, нереверсивный, с турбонаддувом, промежуточным охлаждением, двойной подачей топлива в двигатель, с прямым впрыском жидкого топлива и непрямым впрыском газообразного топлива. Двигатель может работать в газовом режиме или в режиме дизель.

Технические характеристики

Wärtsilä 16V34DF IMO Tier 2

AE/DE

AE/DE

ME

Gas

Diesel

Gas

Diesel

Gas

Diesel

Cylinder output

kW

435

450

450

Engine speed

rpm

720

750

750

Engine output

kW

6960

7200

7200

Mean effective pressure

MPa

2.0

1.98

1.98

Combustion air system (Note 1)

Flow at 100% load

kg/s

11.4

13.6

11.4

14.4

11.4

15.2

Temperature at turbocharger intake, max.

°C

45

45

45

Temperature after air cooler (TE 601), load > 70%

°C

45

-

45

-

45

-

Temperature after air cooler (TE 601), load 30...70%

°C

55

-

55

-

55

-

Temperature after air cooler (TE 601)

°C

-

50

-

50

-

50

Exhaust gas system (Note 2)

Flow at 100% load

kg/s

11.7

14.0

11.7

14.8

11.7

15.6

Flow at 75% load

kg/s

9.7

10.6

9.7

11.6

9.3

11.0

Flow at 50% load

kg/s

7.3

7.0

7.3

7.5

7.8

8.4

Temperature after turbocharger at 100% load (TE 517)

°C

385

350

385

340

390

315

Temperature after turbocharger at 75% load (TE 517)

°C

415

375

415

355

400

345

Temperature after turbocharger at 50% load (TE 517)

°C

440

420

440

410

345

350

Backpressure, max.

kPa

4

4

4

Calculated exhaust diameter for 35 m/s

mm

889

944

889

965

893

970

Heat balance at 100% load (Note 3)

Jacket water, HT-circuit

kW

1210

1290

1250

1350

1250

1410

Charge air, HT-circuit

kW

850

1520

880

1690

660

1840

Charge air, LT-circuit

kW

650

680

670

720

500

840

Lubricating oil, LT-circuit

kW

700

770

720

820

720

830

Radiation

kW

260

280

270

290

270

290

Fuel consumption (Note 4)

Total energy consumption at 100% load

kJ/kWh

7620

-

7620

-

7620

-

Total energy consumption at 75% load

kJ/kWh

8090

-

8090

-

7960

-

Total energy consumption at 50% load

kJ/kWh

8750

-

8750

-

8170

-

Fuel gas consumption at 100% load

kJ/kWh

7543

-

7543

-

7543

-

Fuel gas consumption at 75% load

kJ/kWh

7972

-

7972

-

7839

-

Fuel gas consumption at 50% load

kJ/kWh

8534

-

8534

-

7972

-

Fuel oil consumption at 100% load

g/kWh

2.0

189

2.0

191

2.0

193

Fuel oil consumption at 75% load

g/kWh

2.8

193

2.8

195

2.7

187

Fuel oil consumption 50% load

g/kWh

4.9

200

4.9

202

4.5

192

Fuel gas system (Note 5)

Gas pressure at engine inlet, min (PT901)

kPa (a)

452

-

452

-

452

-

Gas pressure to Gas Valve Unit, min

kPa (a)

572

-

572

-

572

-

Gas temperature before Gas Valve Unit

°C

0...60

-

0...60

-

0...60

-

Fuel oil system

Pressure before injection pumps (PT 101)

kPa

700±50

700±50

700±50

Fuel oil flow to engine, approx

m3/h

7.4

7.7

7.8

HFO viscosity before the engine

cSt

-

16...24

-

16...24

-

16...24

Max. HFO temperature before engine (TE 101)

°C

-

140

-

140

-

140

MDF viscosity, min.

cSt

2.0

2.0

2.0

Max. MDF temperature before engine (TE 101)

°C

45

45

45

Leak fuel quantity (MDF), clean fuel at 100% load

kg/h

13.8

27.6

14.4

28.8

14.5

29.1

Pilot fuel (MDF) viscosity before the engine

cSt

2...11

2...11

2...11

Pilot fuel pressure at engine inlet (PT 112)

kPa (a)

550...750

550...750

550...750

Pilot fuel pressure drop after engine, max

kPa

150

150

150

Pilot fuel return flow at 100% load

kg/h

740

740

740

Lubricating oil system

Pressure before bearings, nom. (PT 201)

kPa

500

500

500

Suction ability, including pipe loss, max.

kPa

40

40

40

Priming pressure, nom. (PT 201)

kPa

50

50

50

Suction ability priming pump, including pipe loss, max.

kPa

35

35

35

Temperature before bearings, nom. (TE 201)

°C

63

63

63

Temperature after engine, approx.

°C

81

81

81

Pump capacity (main), engine driven

m3/h

158

164

164

Pump capacity (main), electrically driven

m3/h

130

135

135

Priming pump capacity (50/60Hz)

m3/h

38.0 / 45.9

38.0 / 45.9

38.0 / 45.9

Oil volume in separate system oil tank

m3

8

8

8

Oil consumption at 100% load, approx.

g/kWh

0.4

0.4

0.4

Crankcase ventilation flow rate at full load

l/min

2240

2240

2240

Crankcase ventilation backpressure, max.

kPa

0.3

0.3

0.3

Oil volume in turning device

l

8.5...9.5

8.5...9.5

8.5...9.5

Oil volume in speed governor

l

1.4...2.2

1.4...2.2

1.4...2.2

HT cooling water system

Pressure at engine, after pump, nom. (PT 401)

kPa

250 + static

250 + static

250 + static

Pressure at engine, after pump, max. (PT 401)

kPa

530

530

530

Temperature before cylinders, approx. (TE 401)

°C

85

85

85

Temperature after engine, nom.

°C

96

96

96

Capacity of engine driven pump, nom.

m3/h

140

140

140

Pressure drop over engine, total

kPa

100

100

100

Pressure drop in external system, max.

kPa

150 (1.5)

150 (1.5)

150 (1.5)

Pressure from expansion tank

kPa

70...150

70...150

70...150

Water volume in engine

m3

0.84

0.84

0.84

Delivery head of stand-by pump

kPa

250

250

250

LT cooling water system

Pressure at engine, after pump, nom. (PT 471)

kPa

250+ static

250+ static

250+ static

Pressure at engine, after pump, max. (PT 471)

kPa

530

530

530

Temperature before engine, max. (TE 471)

°C

38

38

38

Temperature before engine, min. (TE 471)

°C

25

25

25

Capacity of engine driven pump, nom.

m3/h

120

120

120

Pressure drop over charge air cooler

kPa

35

35

35

Pressure drop in external system, max.

kPa

200 (2.0)

200 (2.0)

200 (2.0)

Pressure from expansion tank

kPa

70...150

70...150

70...150

Delivery head of stand-by pump

kPa

250

250

250

Starting air system

Pressure, nom.

kPa

3000

3000

3000

Pressure, max.

kPa

3000

3000

3000

Low pressure limit in starting air receiver

kPa

1600

1600

1600

Starting air consumption, start (successful)

Nm3

8.5

8.5

8.5

Consumption per start (with slowturn)

Nm3

11.0

11.0

11.0

Wärtsilä 16V34DF IMO Tier 2

AE/DE

AE/DE

ME

Gas

Diesel

Gas

Diesel

Gas

Diesel

Cylinder output

kW

480

500

500

Engine speed

rpm

720

750

750

Engine output

kW

7680

8000

8000

Mean effective pressure

MPa

2.2

2.2

2.2

Combustion air system (Note 1)

Flow at 100% load

kg/s

11.5

14.0

11.7

14.8

11.7

14.8

Temperature at turbocharger intake, max.

°C

45

45

45

Temperature after air cooler (TE 601), load > 70%

°C

45

-

45

-

45

-

Temperature after air cooler (TE 601), load 30...70%

°C

55

-

55

-

55

-

Temperature after air cooler (TE 601)

°C

-

50

-

50

-

50

Exhaust gas system (Note 2)

Flow at 100% load

kg/s

11.9

14.5

12.1

15.3

12.1

15.2

Flow at 75% load

kg/s

8.8

11.5

8.9

12.1

10.2

11.1

Flow at 50% load

kg/s

8.1

8.0

8.3

8.4

7.6

8.2

Temperature after turbocharger at 100% load (TE 517)

°C

380

340

380

335

380

335

Temperature after turbocharger at 75% load (TE 517)

°C

425

320

425

315

365

340

Temperature after turbocharger at 50% load (TE 517)

°C

386

340

386

340

353

343

Backpressure, max.

kPa

4

4

4

Calculated exhaust diameter for 35 m/s

mm

891

953

899

976

899

973

Heat balance at 100% load (Note 3)

Jacket water, HT-circuit

kW

1240

1331

1293

1395

1293

1395

Charge air, HT-circuit

kW

1325

2216

1445

2320

1445

2320

Charge air, LT-circuit

kW

595

637

648

773

648

773

Lubricating oil, LT-circuit

kW

760

811

792

848

792

848

Radiation

kW

261

285

272

296

272

299

Fuel consumption (Note 4)

Total energy consumption at 100% load

kJ/kWh

7370

-

7370

-

7400

-

Total energy consumption at 75% load

kJ/kWh

7580

-

7580

-

7580

-

Total energy consumption at 50% load

kJ/kWh

8410

-

8410

-

8450

-

Fuel gas consumption at 100% load

kJ/kWh

7286

-

7286

-

7286

-

Fuel gas consumption at 75% load

kJ/kWh

7458

-

7458

-

7467

-

Fuel gas consumption at 50% load

kJ/kWh

8248

-

8248

-

7562

-

Fuel oil consumption at 100% load

g/kWh

1.9

185

1.9

186

1.9

186

Fuel oil consumption at 75% load

g/kWh

2.6

182

2.6

183

2.4

180

Fuel oil consumption 50% load

g/kWh

3.8

189

3.8

190

3.0

182

Fuel gas system (Note 5)

Gas pressure at engine inlet, min (PT901)

kPa (a)

452

-

452

-

452

-

Gas pressure to Gas Valve Unit, min

kPa (a)

572

-

572

-

572

-

Gas temperature before Gas Valve Unit

°C

0...60

-

0...60

-

0...60

-

Fuel oil system

Pressure before injection pumps (PT 101)

kPa

700±50

700±50

700±50

Fuel oil flow to engine, approx

m3/h

8.0

8.4

8.4

HFO viscosity before the engine

cSt

-

16...24

-

16...24

-

16...24

Max. HFO temperature before engine (TE 101)

°C

-

140

-

140

-

140

MDF viscosity, min.

cSt

2.0

2.0

2.0

Max. MDF temperature before engine (TE 101)

°C

45

45

45

Leak fuel quantity (MDF), clean fuel at 100% load

kg/h

14.9

29.8

15.6

31.2

15.6

31.2

Pilot fuel (MDF) viscosity before the engine

cSt

2...11

2...11

2...11

Pilot fuel pressure at engine inlet (PT 112)

kPa (a)

550...750

550...750

550...750

Pilot fuel pressure drop after engine, max

kPa

150

150

150

Pilot fuel return flow at 100% load

kg/h

740

740

740

Lubricating oil system

Pressure before bearings, nom. (PT 201)

kPa

500

500

500

Suction ability, including pipe loss, max.

kPa

40

40

40

Priming pressure, nom. (PT 201)

kPa

50

50

50

Suction ability priming pump, including pipe loss, max.

kPa

35

35

35

Temperature before bearings, nom. (TE 201)

°C

63

63

63

Temperature after engine, approx.

°C

81

81

81

Pump capacity (main), engine driven

m3/h

158

164

164

Pump capacity (main), electrically driven

m3/h

130

135

135

Priming pump capacity (50/60Hz)

m3/h

38.0 / 45.9

38.0 / 45.9

38.0 / 45.9

Oil volume in separate system oil tank

m3

8

8

8

Oil consumption at 100% load, approx.

g/kWh

0.4

0.4

0.4

Crankcase ventilation flow rate at full load

l/min

2240

2240

2240

Crankcase ventilation backpressure, max.

kPa

0.3

0.3

0.3

Oil volume in turning device

l

8.5...9.5

8.5...9.5

8.5...9.5

Oil volume in speed governor

l

1.4...2.2

1.4...2.2

1.4...2.2

HT cooling water system

Pressure at engine, after pump, nom. (PT 401)

kPa

250 + static

250 + static

250 + static

Pressure at engine, after pump, max. (PT 401)

kPa

530

530

530

Temperature before cylinders, approx. (TE 401)

°C

85

85

85

Temperature after engine, nom.

°C

96

96

96

Capacity of engine driven pump, nom.

m3/h

140

140

140

Pressure drop over engine, total

kPa

100

100

100

Pressure drop in external system, max.

kPa

150 (1.5)

150 (1.5)

150 (1.5)

Pressure from expansion tank

kPa

70...150

70...150

70...150

Water volume in engine

m3

0.84

0.84

0.84

Delivery head of stand-by pump

kPa

250

250

250

LT cooling water system

Pressure at engine, after pump, nom. (PT 471)

kPa

250+ static

250+ static

250+ static

Pressure at engine, after pump, max. (PT 471)

kPa

530

530

530

Temperature before engine, max. (TE 471)

°C

38

38

38

Temperature before engine, min. (TE 471)

°C

25

25

25

Capacity of engine driven pump, nom.

m3/h

120

120

120

Pressure drop over charge air cooler

kPa

35

35

35

Pressure drop in external system, max.

kPa

200 (2.0)

200 (2.0)

200 (2.0)

Pressure from expansion tank

kPa

70...150

70...150

70...150

Delivery head of stand-by pump

kPa

250

250

250

Starting air system

Pressure, nom.

kPa

3000

3000

3000

Pressure, max.

kPa

3000

3000

3000

Low pressure limit in starting air receiver

kPa

1600

1600

1600

Starting air consumption, start (successful)

Nm3

8.5

8.5

8.5

Consumption per start (with slowturn)

Nm3

11.0

11.0

11.0

Notes:

Note 1 At Gas LHV 49620kJ/kg

Note 2 At ISO 3046-1 conditions (ambient air temperature 25°C, LT-water 25°C) and 100% load. Flow tolerance 5% and temperature tolerance 10°C in gas mode operation. Flow tolerance 8% and temperature tolerance 15°C in diesel mode operation.

Note 3 At 100% output and nominal speed. The figures are valid for ambient conditions according to ISO 3046/1, except for LT-water temperature, which is corresponding to charge air receiver temperature 45ºC in gas operation. With engine driven water and lubricating oil pumps. Tolerance for cooling water heat 10%, tolerance for radiation heat 30%. Fouling factors and a margin to be taken into account when dimensioning heat exchangers.

Note 4 At ambient conditions according to ISO 3046/1, fuel net calorific value 42700 kJ/kg, with engine driven pumps (two cooling water + one lubricating oil pumps). Tolerance 5%.

Note 5 Fuel gas pressure given at LHV ≥ 36MJ/m³N. Required fuel gas pressure depends on fuel gas LHV and need to be increased for lower LHV's. Pressure drop in external fuel gas system to be considered. See chapter Fuel system for further information.

ME = Engine driving propeller, variable speed

AE = Auxiliary engine driving generator

DE = Diesel-Electric engine driving generator

Subject to revision without notice.


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