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1、6柴油机燃料供给系(Fuelsupplysystemof6dieselengine)ThefifthchapterisdieselfuelsupplysystemFirst,fillintheblanksComparedwiththegasolineengine,the1.dieselenginehastheadvantagesof,suchas,andsoon,sothecurrentheavyvehiclesarepoweredbydieselengines.Thefuelsupplysystemof2.dieselengin
2、econsistsof,,andfoursetsofdevices.Thefuelsupplydeviceof3.dieselengineismadeupof,,,,,,Equalcomposition.4.theexhaustturbochargerconsistsofthreeparts.Theformationandcombustionprocessofmixedgasin5.dieselenginecanbedividedinto,andfourstagesaccordingtothecrankangle.6.accord
3、ingtothestructureofthedieselenginecombustionchamberisdividedintotwocategories,namelythecombustionchamber,thepistontopsurfacepits,,andsoon;combustionchamber,includingandcombustionchamber.7.therearebasicallytwowaystoformagoodmixtureformoderndieselengines,thatis,mixingga
4、sinuse.8.longholeinjectoriscomposedofthreemajorparts.Itisthemainpartoftheinjector,whichconsistsoftwoparts,whicharecalledneedlevalveparts.Theconeofthemiddlepartoftheneedlevalveisusedtobeartheoilpressure.Itiscalledtheconeofthelowerendoftheneedlevalvetosealtheinnercavity
5、oftheinjector.Thecharacteristicsoftheoilbundleofthe9.injectorcanbeexpressedbythesumoftheoilmistbundles.10.fuelinjectionpumpaccordingtoitsprincipleofaction,canbedividedintofuelinjectionpumpandinjectionpumpthreecategories,mostofthecurrentdieselengineistheuseoffuelinject
6、ionpump.11.domesticseriesofinjectionpumpsaredividedinto,,,and,andsoon.DongfengandJiefangmediumsizeddieselenginesareallequippedwithinjectionpumps.12.dieselenginefuelsupplysystemand,and,and,andiscalledthedieselenginefuelsupplysystem"threepairsofparts"".13.Ainjectionpump
7、consistsof,,andfourparts.Thepumpbodyadoptsthestructure,theoilquantityregulatingmechanismisadopted,thepumpbodyoftheNo.2pumpisastructure,andtheoilquantityadjustingmechanismisadopted.14.PtypefuelinjectionpumpandApumpand2pumpcomparedwithaseriesoffeaturesinthestructure,the
8、pumpbodyadoptsthepumpassemblybyusinglubricatingoilamountregulatingmechanism,bywayoflubrication.Thebasicprincipleofthe15.twos