【資料下載】單缸摩托車發(fā)動機電噴及試驗系統(tǒng)設計與分析_碩士學位論文【原創(chuàng)精品】

1、華中科技大學碩士學位論文單缸摩托車發(fā)動機電噴及試驗系統(tǒng)設計與分析姓名：徐寧寧申請學位級別：碩士專業(yè)：動力機械及工程指導教師：蔣炎坤20110111華中科技大學碩士學位論文華中科技大學碩士學位論文AbstractMotcycleindustryinChinahasbeendevelopingrapidlyThenumberofproductionsalesfmotcyclerisesyearbyyear.Themotcycleindust

2、ryisfacingwithhugepressurebecauseneweffluentstardofmotcyclehavebeenputintoeffect.FactualproofEFIistheonlyeffectivewaytosatisfytheneweffluentstard.Acertainsinglecylindergasolineenginefmotcycleisregardedasresearchobjecttod

3、esignitsEMS.Themainresearchwkinthispaperareasfollows:1)Determinetheoverallplanofelectroniccontrolsystem.ClosedloopcontrolThreeWayCatalyststechnologyhavebeenadopted.Theairmeasurementisusedthearithmeticofn??Theinletinjecti

4、onnoreturnfuelareusedinthesupplyingsystemIgnitionmodeisECUCDI.AllthesenssactuatsaremadeinChinaThecontrolsystemissimpleinstructureconvenientininstallationreliable.OnthewholeItisverysuitablefmotcycleengine.2)Designthehardw

5、aresoftwareofECU.AccdingtothepracticaldemsECUhardwarecircuitthecrespondingsoftwarehasbeendesignedindependentlytheresultshowsthatECUisreliablestableenoughtobeusedasproduction.3)Improvethecontrolstrategycalibrationexperime

6、nt.Thepaperanalyzedesignthecontrolstrategyontheairfuelratioinjectionignitionidlespeedcontrolsafetyprotection.ThecalibrationexperimentswhichareincludingthebasicinjectionignitionMAPalltheverifyfmfinjectionhavebeencompleted

7、throughtheenginetestbedwhichisbuiltbyourselvesthecalibrationsoftwarewhichisdevelopedindependently.FinallythefullloadperfmancecurveoftheengineassembledwithEMSwhichisdevelopedourselvesistestedmakeacomparisonwiththecarburet