广柴8320船用柴油机供货技术条件详解Word文件下载.docx

广柴8320船用柴油机供货技术条件详解Word文件下载.docx

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Cylinderbore

mm

320

Pistonstroke

440

Ratedoutput

kw

2206

Ratedspeed

r/min

525

Overloadrating（1hour）

2426.6

Speedatoverloadoperation

542

Displacementofpiston

L

282.9

Specificfueloilconsumption

g/kW.h

189

Specificlubeoilconsumption

1.2

Specificairconsumption

Kg/s

5.0

Minimumidlingspeed

210

Compressionratio

13:

1

Meanpistonspeed

M/s

7.7

Meaneffectivepressure

MPa

1.782

Maximumcombustionpressure

≤13.5

Cylinderexhausttemperature（dieseloil）

℃

≤450

Cylinderexhausttemperature（HFO）

≤430

Modelofturbocharger

VTR304-11

Supercharingtype

Pulsesuperchargingwithinter-cooling

Superchargepressure

0.31±

0.02

Longtermallowablespeedoftheturbocharger

＜24000

Max.allowablespeedoftheturbocharger

＜27000

Max.operatingtemperatureofturbine

＜640

Exhaustgascounterpressure

0.00294

Modelofaircooler

KLQ153H

Coolingarea

M2

153

Temperatureofinletwaterofaircooler

32

Coolingtype

Closed

Speedofseawaterpump

rpm

2352

Speedoffreshwaterpump

Displacementofseawaterpump

M3/h

120

Displacementoffreshwaterpump

100

Liftofseawaterpump

m

18

Liftoffreshwaterpump

Freshwatertemperatureatengineinlet

60to70

Freshwatertemperatureatengineoutlet

＜85

Modeloffreshwatercooler

BLG30.50B

Coolingareaoffreshwatercooler

30

Modeloffreshwatertemperatureregulator

LZFT100GII2（60to75）

Brandoflubeoil

40CDlubeoilfortheengineoperatedondieseloil

4030highlybasiclubeoilfortheengineoperatedonHFO

Formoflubrication

Pressurelubricatingandsplashlubricating

Lubeoilpressure

0.45to0.55

Lubeoilpressureforcamshaft

0.1to0.3

Lubeoilpressurepumptype

Geartype

Speedoflubeoilpump

1547

Displacementoflubeoilpressurepump

56

Lubeoilsuctionpump

Providedbytheuser

ModelofLubeoilfinefilter

SBL125BIT（264mesh/inch）

Lubeoiltemperatureatengineinlet

50to65

Lubeoiltemperatureatengineoutlet

65to80

Modeloflubeoilcooler

BLG45.55A

Coolingareaoflubeoilcooler

45

Modeloflubeoiltemperatureregulator

LZFT80GII2（55to70）

Brandoffueloil

0#dieseloilGB252-1994

180cSt/50℃HFO

Fuelsupplyadvanceangle

°

13+3beforeT.D.C

Boreoftheplunger

26

Strokeoftheplunger

19.75

Specificationofnozzle

9×

0.45R×

130°

Openingpressureforfuelinjector

Fuelfinefiltertype

SBL40IIT

Filternetmeshoffuelfinefilter

400mesh/inch

Fuelstrainertype

202mesh/inch

Fueloilpressureatfuelinjectionpumpinlet

0.1to0.15fordieseloil

0.4to0.5forHFO

Fueloilviscosityatfuelinjectionpumpinlet

cSt

12to14forHFO

Governormodel

YT111VG

Governortype

Mechanical-hydraulictype

Rateofspeedfluctuation

υ≤1.5%whenn≥50%ne

υ≤2%whenn<

50%ne

Instantaneousspeedregulation

≤10%

Permanentspeedregulation

≤5%

Startingtype

Bycompressedair

Startingairbottlepressure

2.94

Capacityofstartingairbottle

300×

2

Min.startingpressure

0.9

Firingorder

1-4-7-6-8-5-2-3

Inletvalveopening

70°

beforeT.D.C

Inletvalveclosing

45°

afterB.D.C

Exhaustvalveopening

55°

beforeB.D.C

Exhaustvalveclosing

50°

afterT.D.C

Rotationdirection（viewedontheflywheel）

Clockwise

Overalldimension（L×

W×

H）

6010×

1853×

3480

Heightabovetheaxisofthecrankshaft

2675

Depthbelowtheaxisofthecrankshaft

705

Min.heightabovetheaxisofthecrankshaftfordismantlingorassemblingpistonandconnectingrod

2750

Netweightoftheengine

kg

30000

Alarmatlubeoilpressurelow

0.20

Shut-downoftheengineatlubeoilpressuretoolow

0.12

Alarmatlubeoiltemperaturehigh

75

Alarmatfreshwatertemperaturehigh

85

Alarmforthefuelleakageofhighpressurefueloilpipe

Highlevel

Over-speedlimitertype

Centrifugal,hydraulictype

Actionspeedofover-speedlimiter

588to604

Thereferenceconditionsforthecontinuousoutputpower,speedandSFOC,accordingtothestandardofCB/T3254.1-94,areasfollows:

Atmosphericpressure：

P0＝0.1MPa；

Ambienttemperature：

T0＝298K（25℃）；

Relativehumidity：

Φ0＝30％；

Coolingwatertemperaturebeforechargingaircooler：

TC0＝25℃。

3.2TheSFOCoftheengineisbasedonthefueloillowcaloricvalueof42700kJ/kg.

3.3Thereferenceconditionsfortheunrestrictednavigationareaengineaccordingto2001（CCS）areasfollows:

Absoluteatmosphericpressure：

PX＝0.1MPa；

Ambienttemperature：

TX＝318K（45℃）；

Relativehumidity：

ΦX＝60％;

Tcx=305K（32℃）

Underthereferenceconditionssaidabove,thepoweroftheengineis2206kWwiththeenginespeedof525r/minandtheexhausttemperatureattheoutletofeachcylinder≤450℃.

3.4Theoverloadrating（1hour）isreferredas110%ofratedoutputprovidingthattheengineisoperatedforonehourevery12hours.

3.5Whentheengineisoperatedatthecontinuousoutputpower,thedifferencebetweenthefollowingoperatingparametersincylindersshallnotbemorethanthefollowingstipulatedvalue:

Thecompressedairpressure：

2.5％

Max.combustionpressure：

4.0％

Exhausttemperatureattheoutletofcylinder：

5.0％

3.6Theengineunderthecoolstatuswiththeambienttemperaturenotlessthan5℃shallbestartedupwithin10seconds.

3.7Theairbottlewithitsairpressureof2.94MPacanbeusedforstartingtheengineformorethan6timeswithoutfillinguptheairbottlewithair.

3.8Theengineisallowedtobeoperatedattheloadoflessthan20%ofratedoutputforashorttimewhentheturbochargerfailstooperateduetoitsdefault.Butatthattime,thecoveroftheairinletchambershouldberemoved.

3.9Itshallbeallowedthattheengineistobeoperatedattheloadofnotmorethan50%ofratedoutputforashorttimewhenoneofthecylindersisoutoffiring.

3.10UsersshalltakethetorsionalcalculationfortheshaftingwithtorsionalcalculationdataoftheenginefromGDFandthecalculatingresultshallagreetotherequirementofCCS.GDFcandothatfortheuserwithextracharge.

3.11ThecostforpackingandCCSinspectionwillbeextracharged.

4ScopeofDelivery:

4.1.Theattachmentsinstalledonthemodel8320ZCd-8dieselengine

No.

DRG./No.

Description

Q’ty

Remark

Turbocharger

YT111GV

Hydraulicgovernor

3

TypeSZMB-2G

Tachogenerator

4

SBL40ⅡT

Fuelfinefilter

5

320.27.00

Over-speedtripdevice

6

8320.71E.00B

Lubeoilpump

Q＞56m3/h

7

YI320-601A-00

Freshwaterpump

Q=100m3/h

Aircooler

GEA

9

8320.130.00B

Alltheflangesandjointsforconnectingexternalpipestotheengine

10

YI320-602-00

Seawaterpump

Q=120m3/h

11

320.23.00

Oilqualitylimiter

12

320.