气体和液压油在机油泵性能转化检测中相关性.pdf

机 床 与 液 压 Dec．2014 HydromechatronicsEngineering Vo1．42 No．24 DOI：10．3969／j．issn．1001—3881．2014．24．025 D一is‘cussio‘n otn converSl●0n d一ete‘ctio‘n correl’ati‘o‘ns D■etween gas andhydraulicoilin machineoilpump RongLI ， Qing—xinMENG WuhanVocationalCollegeofSoftwareandEngineeringAutomobileApplicationSystem，Wuhan430056，China 。PurchaseDepartment， DongfengOngfengPeugeotCitroenAutomobileCompanyLTD，Wuhan430056，China Abstract：Theoilpumpisoneofthemostimportantpartsfortheengine．Itsfunctionistoprovide oilforenginelubricationsystem andsupplyhydraulicpressureforsomeparts．Sotheefficiency 0foilpump isvery important．Atpresent．therearemainlytwokindsofmedium detection per- formanceofoilpump，i．e．，gasandoil．Thegashasmanybenefits，whicharedifferentwiththe useoftheenvironmentmedium．ByusingtheexperimentaldataI3rovidedbyDPCA，thecorrela ‘ tionsbetweengasandoilarediscussedinthispaper． Keywords：Gas，Hydraulicpressure，Oilpump Nowadays，thedesign ofcomponentinautomo— catemedium withcertai。npressureandcurrenttoen— bileindustryistrend tobespecializedandmodular gineandlubricatethemovingpartsoftheengine．In ized．The automation ofthe module assembly has general，the functionsoftheengine are asofllows： reachedahighstandard．Thus，inthedesignandde— adjusttherotationspeedcorrespondingtothecur— velopmentprocessofcomponent，weshouldconsider rent，maximize the pressure，meetthe requirement how tofinishtheassemblyandhowtofinishchecking ofrtightness，change the displacementcurrentand worksecurelyinhighprecision． pressure． Astheengineoilisusedtolubricateduringthe operation，we should check oilpump by using the