发动机生产过程中的清洗技术

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(133),(,200438),、、、、。,,。。:CleaningTechnologyforEngineProductionHeYulin,ShenYan(ShanghaiDieselEngineCo.,Ltd.,Shanghai200438,China)Abstract:Cleaningprocessisimperativeforensuringthequalitiesofmachining,heat-treatment,coating,platingandanti-rusttreatmentinengineproductionanditisanoperationoccurringtimeandagainduringtheproduction.Thecleanlinessofanenginepartisahighcleaningqualitystandard,andshouldbeensuredbygoodcleaningprocess.Toimprovepartcleanliness,agreatattentionshouldbepaidtocleaningquality.Cleannessofpartcanreflectcleaningtechnologyandmanagementlevelsofanenterprise.Keywords:engine,manufacturingprocess,cleaningtechnology,cleanlinessDesign&ManufactureofDieselEngine2009316(128):2009-04-17:(1959-),,,、、。1,、、,—。,,。、、、、、。、、,。22.1(),、,。,。、,。,,。、,,。:(1),;(2),;(3)、,21--(134);(4),,,;(5),;(6),。2.2。、,、,,。,,。,1。1、、、、、,;,;;,,;,、,、;,,、、,,,、;、,6MPa;、、;、,,,,、;,,、、,;、3,,,。。3.1、。、、3,,。(1):,。,。(2):,,、,。,。(3):,,、。,,。、。、,,,,。3.2,22--(135),,。,。,、。,2,,2,,。,,,。,,,。。,。,。,2。/(A/dm2)/℃20~30>80/min:1.5~3.01.0~2.00.523.3,,,,。(0.5MPa)、(0.5~6.0MPa)(6.0MPa)。:,,。。:(1):,。、。(2):,180°,,。(3):,、3,、、、。(4):、3,。(5):、3,,,。(6):、3,。,、3。,,0.5~1.0m。,,2,1min。,,,。、、。3.4,,,。,,。,。3.4.1(1),,23--(136),2~10。(2),。,。(3),。(4)。(5)。,。。,,。(6),。,-。。3.4.2(1):、()3。150~300mm,;1.5~2;1.2~1.5。、。(2):、,,,、,。:1。2,,3。2,1,。3,,。,、,。,。3.4.3,:(1),;(2);(3);(4);(5);(6)。3.5、,、、、。,。,。、,。,。。,。,:。,、、。(1):15~20kHz,,,,,,,。(2):30kHz,,,,、。,。(3):25~28kHz,46~48kHz。,,。(4):,,。,,。。,24--(137)、,:(1);(2)。3.6。,0.5~2.0min,。,。,,。,:(1):,,,。(2):,、、。、。(3):,。4、,,,。(1),,,。(2),PH,3。(3)、,。,,;、。(4),。(5),、、。(6),,。(7),95%,、。(8),,,。(9),。,。,。(10),。:,,,;,。5,,。3:、。,,,。,,。。5.1,。(1):、(),,,。(2):,,,10s,,3PHPH12~149~127~1125--(138);,。,,,30°,30s,,。(3):150~300mm,,。,30s,,,。(4):(),。,,。(5):GB/T13312—1991《》。5.22:(1)2:,,;,,0.1mg。30。25±5℃1min,2h,,,W1。,,W2。(W1-W2)/S:(W1-W2)/(W1-W)×100(%):W;W1;W2;S。GB3821—1983《》,GB1922—1980NY—120,。(2),θ。θ,,。。6、,,。1),。3:(1),、、。:,,。(2),。:,1~2,,;;,。(3),。:,,;,。2),,,,。2:(1),。:;,、。(2)。:。、。3),,。2:(1),。:,。(2)PH6.5~7.5,26--(3),THC。12.813.5,,。11.912.8,THC。,,。,,,。0.85/s。5,,,。(1),,,,,。,。,,。(2),,。、,,,,THC。1SchwarzJ.AirPollutionandHospitalAdmis-sionsfortheElderlyinDetroit,Michigan[J].AmericanJournalofRespiratoryandCriticalCareMedicine,1994,150(3):648-6552,,.[J].,1998(3):47-53.3,,.[J].,2000,18(3):275-278.4ChenY,WangJX,ZhuangRJ,etal.AnalysisofCombustionBehaviorDuringCold-StartandWarm-UpProcessofSIGasolineEngine.SAE2001-01-3557.(139),。:。4),,。:,60℃。5),,:;,,。:,;,。7,,。。。。27--

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