發(fā)動機(jī)安裝要求教程-chinese中文exaust排氣系統(tǒng)

ExhaustSystemsExhaustSystems

ExhaustSystemsPURPOSEOFANEXHAUSTExhaustSystems ExhaustSystemsDefinitions定MUFFLERSILENCER ExhaustSystemsDefinitions定SPARKARRESTOR ATTENUATIONLEVELS工程機(jī)械或一般水平1218居民區(qū)水平1825要求較嚴(yán)的水平2535要求極其嚴(yán)格3545 ExhaustSystemsDefinitions定EXHAUSTBRAKEFLEXIBLESECTIONEXHAUSTSYSTEMDefinition定 ExhaustSystemsRequirements安裝要SYSTEMRESTRICTION術(shù)參數(shù)表上或安裝要求上規(guī)定的限值。CONTAMINATION&RADIATION 卻系統(tǒng)過載。WATERINGESTIONExhaustSystemsRequirementsNOISE ENTSEXHAUSTBRAKE ExhaustSystems發(fā)動機(jī)技術(shù)參數(shù)umBack in.Hg(mmExhaustPipeSizeNormallyAcceptable.............................................—in.3umStaticSupportedWeightattheTurbochargerOutletFlang.—lb-ftExhaustManifoldInsulation TurbochargerInsulation ExhaustSystemsRequirementsHEATSHIELDS適的隔熱罩以防止人員受傷或部件損壞。為減少和許主機(jī)廠在和主機(jī)廠安裝的排氣管上使用隔熱毯。ExhaustSystemsDesignGuidelines康明斯ADVISOR以C24520

90度彎頭：5.11000mm直管:7.4 90度彎頭10.1ExhaustSystemsExamples

Supporttohoodor波紋Corrugated波紋CorrugatedflexShortandlight短而

Slip滑動

Solidtohoodor與機(jī)罩波紋

波紋fixedat2固定ExhaustSystemsSocketFlangeBall

InterlockTypegoodforlateral好的側(cè)向運動性不提供軸向變doesnotprovideapositivesealtoexhaust密封性不Corrugatedtypeprovidesaxialgrowthcapability軸向變形能providesanexcellentprotectionagainstexhaustleakage密封性良ExhaustSystemsDesignGuidelinesEXHAUSTBLANKETSInsulationontheexhaustmanifoldandturbochargerturbinecasingisnotpermittedinanyIndustrialapplication.在排氣歧管或增壓器上覆蓋隔熱毯會導(dǎo)致這些部件溫度升高，從而導(dǎo)：降低排氣歧管的強(qiáng)度，從而導(dǎo)致排氣歧管在增壓器的重力下變降低增壓器殼體的強(qiáng)度，從而導(dǎo)致增壓器葉輪損壞造成排氣歧管和增壓器氧化脫ExhaustSystemsSYSTEMRESTRICTION設(shè)計評審：用AdvisorCONTAMINATION&RADIATIONWATER ExhaustSystemsVerificationProcedures 噪聲如果制造商的標(biāo)準(zhǔn)程序中不包括的話可進(jìn)行噪聲測試 ENTSEXHAUSTBRAKEExhaustSystemsVerificationProceduresHEATSHIELD，而沒有使 批準(zhǔn)的隔熱ExhaustSystemsExamplesExhaustSystemsExamplesExhaustSystems ExhaustSystems

(12kpa,90mmHg)(12kpa,90mmHg)1201N13(53kpa,397mmhg)扭矩扭矩

ExhaustSystems排氣阻力與油耗6CTA8.3-101201N131201N13Nelson86168M無消聲器比油耗比油耗 發(fā)動機(jī)轉(zhuǎn)速(ExhaustSystems1201N131201N13無消聲器(12kpa,90mmHg)Nelson86168M(14kpa,105mmHg)(deg(deg