重型越野車轉(zhuǎn)向系統(tǒng)液壓元件CAT試驗臺的研制.pdf

1、華中科技大學(xué)碩士學(xué)位論文重型越野車轉(zhuǎn)向系統(tǒng)液壓元件CAT試驗臺的研制姓名：趙勇申請學(xué)位級別：碩士專業(yè)：機(jī)械電子工程指導(dǎo)教師：曹樹平2003.4.1華中科技大學(xué)碩士學(xué)位論文AbstractEmergencyvalveandreliefvalvearetheimportantcomponentsinsteeringsystemofheavydutyoffroadvehiclesAccordingtotherequestfortestingo

2、fthetWOkindofvalve’Scapabilities，thepaperresearcheshydrauliccomponentsCATsystemsfordesigningitsframework，softwareandhardwarestructures，antijamminganddataprocessingoftestingdataandanalyzingitstestingerrorFirst，Inthisthesi

3、s，basedonanalyzingandcomparingtheresearchesanddevelopingpattemofhydraulicCATathomeandabroad，andcombiningwithpracticalrequestfortestingAframeworkwithtWOcomputersanupperoneandalowerone——isadoptedastheCATsystem；andthehydrau

4、liccircuitoftestingsystemisdesignedToenhancethestabilityreliabilityandtestingprecisionofthetestingsystem，thepaperanalysestheoriginofdisturbfromsystem’SsoftwareandhardwareTherelevant“hardwarepreventsoftwarecure”antijammin

5、gmeasurementsarepresentedThesystemfullyexertsthefunctionsofsoftwaretodeveloparithmeticandmodulesofpreventingdisturb，datapretreatmentanddigitalfiltrationTheanalyzingmethodoforthorhombicmultinomialregressionisusedtodealwit

6、htestingdata，andrelevanterroranalyzingispresentedalsoFinally，thispaperanalysespracticallytheCATsystem’Serrors，anddoeslotsofcapabilitiestestingofthevalvesintestinglocaleTheresultshowsthatthetestmethodandcomponentdesignCan

7、matchtestprecisionandthesystemcarlbeusedtotestthecapabilitiesofvalvesusedinsteeringsystemofheavy—dutyoffroadvehiclesInconclusion，thedesignideapresentedintheCATsystemandthestudyofdevelopingtestprecisionandenhancingthesyst

8、em’SstabilityandreliabilityarepracticalandvaluabletObeusedtotestotherhydrauliccomponents，andtheanalyzingmethodoftheorthorhombicmultinomialregressionisexertedtoprocessrelevanttestingdataKeyWords：CATemergencyvalvereliefval