毕业设计——外文翻译

毕业设计——外文翻译

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时间:2018-11-22

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1、WhatisHydraulic?Acompletehydraulicsystemconsistsoffiveparts,namely,powercomponents,theimplementationofcomponents,controlcomponents,nopartsandhydraulicoil.Theroleofdynamiccomponentsoftheoriginalmotivefluidintomechanicalenergytothepressurethatthehydraulicsystemofpumps,itistopowertheentirehydraulicsys

2、tem.Thestructureoftheformofhydraulicpumpgearsaregenerallypump,vanepumpandpistonpump.Implementationofcomponents(suchashydrauliccylindersandhydraulicmotors)whichisthepressureoftheliquidcanbeconvertedtomechanicalenergytodrivetheloadforastraightlinereciprocatingmovementorrotationalmovement.Controlcompo

3、nents(thatis,thevarioushydraulicvalves)inthehydraulicsystemtocontrolandregulatethepressureofliquid,flowrateanddirection.Accordingtothedifferentcontrolfunctions,hydraulicvalvescanbedividedintothevillageofforcecontrolvalve,flowcontrolvalvesanddirectionalcontrolvalve.Pressurecontrolvalvesaredividedint

4、obenefitsflowvalve(safetyvalve),pressurereliefvalve,sequencevalve,pressurerelays,etc.;flowcontrolvalvesincludingthrottle,adjustingthevalves,flowdiversionvalvesets,etc.;directionalcontrolvalveincludesaone-wayvalve,one-wayfluidcontrolvalve,shuttlevalve,valveandsoon.Underthecontrolofdifferentways,canb

5、edividedintothehydraulicvalvecontrolswitchvalve,controlvalveandsetthevalueoftheratiocontrolvalve.Auxiliarycomponents,includingfueltanks,oilfilters,tubingandpipejoints,seals,pressuregauge,oillevel,suchasoildollars.Hydraulicoilinthehydraulicsystemistheworkoftheenergytransfermedium,thereareavarietyofm

6、ineraloil,emulsionoilhydraulicmoldingHopcategories.HydraulicprincipleItconsistsoftwocylindersofdifferentsizesandcompositionoffluidinthefluidfullofwateroroil.Wateriscalled"hydraulicpress";thesaidoil-filled"hydraulicmachine."Eachofthetwoliquidaslidingpiston,iftheincreaseinthesmallpistononthepressureo

7、facertainvalue,accordingtoPascal'slaw,smallpistontothepressureofthepressurethroughtheliquidpassedtothelargepiston,pistontopwillgoalongwaytogo.Basedcross-sectionalareaofthesmallpistonisS1,plusasmallpistonint

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