cng发动机缸内低压直喷控制的研究

《cng发动机缸内低压直喷控制的研究》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、西华大学硕士论文comprehensiveexperimentalstudyofthreeaffectedbythenozzlecurrent,relevantconclusionsdrawn,andfinallytestednozzleflowverificationsystemtofurtherdrawthedesignfeaturesofthedrivecircuitcanberealized.Hardware:inputsignalprocessingmoduleisdesigned,thecentralcontr

2、olunit,thechargepumptypein-cylinderinjectionpulsewidthmodulatedlowvoltagenozzlesolenoidvalvedrivecircuit,thecircuitimplementationofthe"openpressure,lowhold"drive.Conductedanozzlesolenoidvalvesystemfunctionalsimulationexperimentsweretestedsimultaneouslyjetflowverif

3、ication.TobettercontrolthesoftwareaspectsofCNGengineinjectioncontrolstrategystudiescompletedItssoftwareandflowchartdesign,includinginputsignalprogram,jetcontrolprocedures,systemmainjetwidthcalculation.KeyWords:CNGengine;AMESimnozzlemodel;Enginemodel;Thechargingpum

4、pnozzledrivercircuit;Controlstrategyresearch;DrivecircuitsystemfunctiontestIIICNG发动机缸内低压直喷控制的研究目录摘要..............................................................................................................................IAbstract..............................

5、...............................................................................................II1绪论.............................................................................................................................11.1课题的提出及研究意义.........................

6、.........................................................11.2国内外CNG汽车的研究状况.......................................................................21.2.1国外研究概况.......................................................................................21.2.2国内研究概况........

7、...............................................................................31.3现阶段CNG发动机技术路线以及气体发动机的特点...............................41.4本文的主要研究内容......................................................................................42喷嘴模型的建立与仿真................

8、.............................................................................62.1CYFZ1型天然气喷嘴AMESim模型....................................................