一、角行程電動執行器種類有哪些
角行(xing)程電動執行(xing)器按控(kong)制模式一般(ban)分為開關型(開環控(kong)制)和調節性(xing)(閉(bi)環控(kong)制)兩大類:
1、開關型(開環控制)
開關(guan)(guan)(guan)型(xing)電動執行器(qi)一般(ban)實現(xian)對(dui)閥門的開關(guan)(guan)(guan)控制,閥門要么(me)處(chu)于(yu)全開位置(zhi),要么(me)處(chu)于(yu)全關(guan)(guan)(guan)位置(zhi),此(ci)類閥門不需對(dui)介質流量進行精確控制。
2、調節型(閉環控制)
調節型(xing)電動執行(xing)器不僅具有開關型(xing)一體化(hua)結構的功能,它還能對閥門進(jin)行(xing)精確控制,從而精確調節介質流量。
二、角行程電動執行器要如何選擇
前(qian)文已經簡單了(le)解了(le)角(jiao)(jiao)行(xing)程電(dian)動(dong)執行(xing)器(qi)的種類,許(xu)多朋(peng)友對于(yu)這款高(gao)銷(xiao)量(liang)設(she)備的選擇也不知所措,那么角(jiao)(jiao)行(xing)程電(dian)動(dong)執行(xing)器(qi)到底(di)如何選擇呢?
1、是否有手持操作模式
因(yin)為在(zai)角(jiao)行(xing)(xing)(xing)(xing)(xing)程電動(dong)執(zhi)行(xing)(xing)(xing)(xing)(xing)器(qi)(qi)正(zheng)式投入(ru)運行(xing)(xing)(xing)(xing)(xing)前,我們需(xu)要大量的(de)手(shou)動(dong)操作(zuo)對角(jiao)行(xing)(xing)(xing)(xing)(xing)程電動(dong)執(zhi)行(xing)(xing)(xing)(xing)(xing)器(qi)(qi)進行(xing)(xing)(xing)(xing)(xing)一(yi)系列的(de)調(diao)(diao)試,像這些調(diao)(diao)試工作(zuo)手(shou)動(dong)完成的(de)話(hua)更具可靠性,后期也能放心使用,所以(yi)手(shou)動(dong)模式對于一(yi)臺角(jiao)行(xing)(xing)(xing)(xing)(xing)程電動(dong)執(zhi)行(xing)(xing)(xing)(xing)(xing)器(qi)(qi)來(lai)說,是(shi)一(yi)項必不可少的(de)配(pei)置模式,大家在(zai)選(xuan)擇時(shi)就要注意這一(yi)點。
2、安裝方式是否靈活
不(bu)(bu)(bu)可否認高質量的(de)(de)角(jiao)行(xing)程(cheng)電動執(zhi)行(xing)器的(de)(de)應用(yong)(yong)范圍(wei)越(yue)來(lai)越(yue)廣,在(zai)不(bu)(bu)(bu)同(tong)領域(yu)中需要(yao)通過不(bu)(bu)(bu)同(tong)的(de)(de)連(lian)接件來(lai)驅動不(bu)(bu)(bu)同(tong)類(lei)型(xing)的(de)(de)蝶(die)閥,使其發揮應用(yong)(yong)的(de)(de)作用(yong)(yong),而這就要(yao)求角(jiao)行(xing)程(cheng)電動執(zhi)行(xing)器的(de)(de)安(an)裝方式要(yao)靈活,在(zai)不(bu)(bu)(bu)同(tong)的(de)(de)應用(yong)(yong)領域(yu)能采用(yong)(yong)不(bu)(bu)(bu)同(tong)的(de)(de)安(an)裝方式。
3、看大小限位是否可調
像一般(ban)助燃風管路用角行程(cheng)(cheng)電(dian)(dian)動(dong)(dong)(dong)執行器(qi)都需要(yao)設置(zhi)點(dian)火(huo)位(wei),所(suo)以就需要(yao)將角行程(cheng)(cheng)電(dian)(dian)動(dong)(dong)(dong)執行器(qi)的(de)(de)小(xiao)限位(wei)適當增大一些(xie)(xie),以便(bian)在點(dian)火(huo)時允許少量空(kong)氣通(tong)過(guo)蝶閥,對(dui)于一些(xie)(xie)領域角行程(cheng)(cheng)電(dian)(dian)動(dong)(dong)(dong)執行器(qi)的(de)(de)使用,需要(yao)調節(jie)它的(de)(de)大限位(wei),因此要(yao)考慮(lv)角行程(cheng)(cheng)電(dian)(dian)動(dong)(dong)(dong)執行器(qi)大、小(xiao)限位(wei)能(neng)否靈(ling)活(huo)調節(jie)。
可見(jian)選擇一款合適的角行(xing)(xing)程電(dian)動(dong)(dong)執行(xing)(xing)器,既要注(zhu)意其極端(duan)限位能(neng)否調(diao)節,還(huan)要注(zhu)意是否配置有(you)手(shou)動(dong)(dong)操作(zuo)模(mo)式以及安裝方(fang)式能(neng)否靈活轉(zhuan)變(bian),除此(ci)之外還(huan)要注(zhu)意角行(xing)(xing)程電(dian)動(dong)(dong)執行(xing)(xing)器的中間(jian)位置是否有(you)輔(fu)助開(kai)關(guan)觸點(dian),這些就是本文給(gei)大家介紹的選擇角行(xing)(xing)程電(dian)動(dong)(dong)執行(xing)(xing)器時常用的一些方(fang)法(fa),希望幫助到(dao)您!