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1、气动执行机构配接阀门选型流程«arw式pWhatisYourVah^eT^pe*执行机构选型ASelectingtheRightAchiatoiv篌止汩伽be偏hjRftGa佢血怛球貝豪祠Ball斶tBu地ifly询血Pneumaiic.i祓动耳jrdraulici电动Electdci工怕压力Ardhblepressure?j工怕压力Ardhblepressure?j电压—相垃以应电?一極卒Heita7jACDC—SingleorUiree—50or60」拴制娶求Additionalcontrols?■详見订夷送;史怜式贡SeeOlisslIqpjHa&T
2、dEoim.j角行程气动执行机构选型气动执行机构的选用Selectionofpneumaticoperationorgan类型:双作用气动执行器耍考虑安全系数,建议在止常扭矩上增加20%-30%余虽。例如:这个阀门的扭矩需要lOONm.则考虑安全系数的扭矩应该是100(1+30%)=130Nm,假如气源压力=0.5MPa,根据上面的选型表,可以选择这个最小型号为C110DAoType:DoubleactingpneumaticactuatorToconsiderthesafetyfactor,Itisrecommendedtorqueonthenormal
3、increaseof20%-30%margin.Forexample:ThisvalvetorqueneedsI00Nm.ThenconsiderthesafetyfactorofthetorsionalMomentshouldbe100(1+30%)=130Nm,ifthegassupplypressure=0.5MPa,Basedontheaboveselectiontable,leanchoosethesmallestmodelC110DA单动作Singleaction:输出力矩有两种Therearetwokindsofoutputtorque;第一
4、、压缩空气压缩弹簧后所得。在这种悄况下,气源压力推动活塞所产生的力减去弹簧圧缩后产生的反作用力,输出力矩则从起点的最犬值,逐渐递减直至90。为戢小值。First,itisgainedbycompressingthespringresultingfromcompressingair」nsuchcondition,forcecreatedbypressureofairsupplyforcingpistonssubtractscreatedbycompressedspring,andoutputtorquedescendsgraduallyfrommax.ofj
5、umping-offtill90°whichisminimum.第二;当失气时弹簧的恢复力所得。在这种情况下,由于弹簧的逐渐伸长,输出力矩从90咐的最大值,,递减到0咐的址小值。Second,itisgainedbyrestingforceofspringwhenairexhausts」nsuchcondition,becauseofgradualelongationofspring,outputtorquedescendsfrommax.of90°tominimumof0°.例;阀门力矩=80N.m;可靠系数;(20%);气源压力=0.4Mpa执行机构力
6、矩=80x1.2=96N.m查衣,在0.4Mpa压力下,被选用的单作用执行机构是C140SRK7在气源压力的作用下,放小扭矩135N.m弹簧复位时,最小扭矩;95.9N.in弹簧Spring气压AirpressureForexample;valvemoment=80N.mConfidencecoefficient(20%)Pressureofairsupply=0.4MpaTorqueofoperationorgan=80x1.2=96N.mRefertolist,theselectedsingleactionoperationorganisC140SRK
7、7whileunderairsourcepressure,minimumtorqueis135N.mwhenthespringresets,minimumtorqueis95.9N.m直行程气缸活塞执行机构选型执行机构型号选型ACTUATORCODEMOD执行机构类型TYPEOFACTUATOR—CL气动直行程执行机构pneumaticlinearactuator气缸尺寸C1LINDERNOMINALSIZE活塞类型NUMBEROFCYLINDER一S单活塞n°1cylinder—D双活塞n°2cylinder执行机构行程(mm)ACTUATORSTROK
8、E(mm)紧急手动装置EMERGENCYMANUALDEVICE一