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液压支架应用液压阀内液压系统.doc

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文档介绍：,,theredapricotbranchesspring・Askyoutohaveafewworries,justlikeariverspringwatertotheeast・Hydraulicsupporthydraulic-valveinternalhydraulicsystem(1)The2011-10-ofpersonofoutstandingabilityofhydraulichydraulicLiGongsharetheachievementsofeverybodydiscussionofcartridgevalveinelectro-ontrolsupportbasisandprospectoftheapplicationofhydraulicsystem,putsforwardthedesignschemeandworkingprinciplewereanalyzed・Itisbelievedthattheplugvalvecapacityislarge,theresponseisfast,andtheelectro-hydraulicpilotcontrolisadopted・ofpersonofoutstandingabilityofhydraulichydraulicLiGongsharetheachievementsofeverybodydiscussionofcartridgevalveinelectro—ontrolsupportbasisandprospectoftheapplicationofhydraulicsystem,putsforwardthedesignscheme,theworkingprincipleareanalyzed・Thinkofcartridgevalvepassagecapacitybig,fastresponse,adoptelectro-hydraulicpilotcontrol,particularlysuitableforthiskindofworkingconditionofstents,inlinewiththetechnologydevelopmenttrend,isworthpromoting・,theplugvalveisusedinthehydraulicsystemofthestent・Directionofcartridgevalvesolenoidvalveisusedasthepilotvalve,pilotcontrolonthemainvalve(conevalve),thecontrolprincipleisequivalenttotheelectro-ontrolvalve,flowabilityofthecartridgevalve(canreachmorethan100001/min