比例電(dian)(dian)磁閥是線(xian)性電(dian)(dian)磁閥,在(zai)有(you)限的范圍(wei)內(nei),其(qi)(qi)力(li)與(yu)電(dian)(dian)流成(cheng)比例。通過在(zai)應(ying)用(yong)(yong)(yong)中添加(jia)回位(wei)(wei)彈簧(huang),比例電(dian)(dian)磁閥可以成(cheng)為定位(wei)(wei)裝置(zhi),其(qi)(qi)中位(wei)(wei)置(zhi)與(yu)勵磁電(dian)(dian)流成(cheng)比例。有(you)兩個沖(chong)程(cheng)(cheng)范圍(wei):控制沖(chong)程(cheng)(cheng)(柱塞位(wei)(wei)置(zhi)取(qu)決于施(shi)加(jia)的電(dian)(dian)流)和接(jie)近沖(chong)程(cheng)(cheng)(力(li)取(qu)決于沖(chong)程(cheng)(cheng)位(wei)(wei)置(zhi))。大多數應(ying)用(yong)(yong)(yong)程(cheng)(cheng)序(xu)僅使(shi)用(yong)(yong)(yong)控制沖(chong)程(cheng)(cheng)。比例電(dian)(dian)磁閥用(yong)(yong)(yong)于力(li)、張力(li)、位(wei)(wei)置(zhi)或流量控制。
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