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1、"NGCHUuniversityoftechnology毕业设计（论文）外文文献翻译译文题目HydraulicSystem级09机制•班号2009403010107专业机械设计制造及其自动化班姓名汪康学指导教师王霞机械工程学院HydraulicSystemThereareonlythreebasicmethodsoftransmittingpower：Electrical,mechanical,andfluidpower.Mostapplicationsactuallyuseacombinationofthethreemethodstoobtainthemostefficie
2、ntoverallsystem-Toproperlydeterminewhichprinciplemethodtouse。itisimportanttoknowthesalientfeaturesofeachtype.Forexample,fluidsystemscalltransmitpowermoreeconomicallyOvergreaterdistancesthanCanmechanicaltypes.However。fluidsystemsarerestrictedtoshorterdistancesthanareelectricalsystems-Hydraul
3、ictransmissiontherearemanyoutstandingadvantages,itiswidelyused,suchasgeneralindustrialuseofplasticsprocessingmachinery,thepressureofmachinery,machinetools,etc.;operatingmachineryengineeringmachinery,constructionmachinery,agriculturalmachinery,automobiles,etc.;ironandsteelindustrymetallurgic
4、almachinery,liftingequipment,suchasrolleradjustmentdevice;civilwaterprojectswithfloodcontrolanddamgatedevices,bedliftsinstallations,bridgesandothermanipulationofinstitutions;speedturbinepowerplantinstallations,nuclearpowerplants,etc.;shipfromthedeckheavymachinery(winch),thebowdoors,bulkhead
5、valve,sternthruster,etc.;specialantennatechnologygiantwithcontroldevices,measurementbuoys,movementssuchasrotatingstage;military-industrialcontroldevicesusedinartillery,shipanti-rollingdevices,aircraftsimulation,aircraftretractablelandinggearandruddercontroldevicesandotherdevices.Theroleofth
6、ehydraulicsystemtoincreasetheforcebychangingthepressure.Ahydraulicsystemisgoodorbaddependsonthesystemdesignisreasonable,themeritsoftheperformancesystemcomponents,system,pollutionpreventionandtreatment,whilethelastpointisparticularlyimportant.Inrecentyears,China'sdomestichydraulictechnologyh
7、asgreatlyimproved,notsimplyusinghydraulictechnologyfromabroadforprocessing.Acompletehydraulicsystemconsistsoffiveparts,namely,powercomponents,theimplementationofcomponents,controlcomponents,auxiliarycomponents(Annex)andthehydraulicoil.Theroleofdynamiccom
