1967年(nian)瑞士(shi)Beringer公司生產的(de)KL比(bi)(bi)(bi)例(li)復合閥標志著比(bi)(bi)(bi)例(li)控制技術在液壓(ya)系(xi)統(tong)中應用(yong)(yong)(yong)的(de)正式(shi)開始,主(zhu)要(yao)是將比(bi)(bi)(bi)例(li)型(xing)的(de)電(dian)(dian)(dian)- 機械轉(zhuan)換器(比(bi)(bi)(bi)例(li)電(dian)(dian)(dian)磁(ci)鐵(tie)(tie)) 應用(yong)(yong)(yong)于工業液壓(ya)閥。a.按其作用(yong)(yong)(yong)原理和磁(ci)系(xi)統(tong)的(de)特征分,主(zhu)要(yao)有:電(dian)(dian)(dian)磁(ci)式(shi)、感應式(shi)、電(dian)(dian)(dian)動(dong)(dong)力(li)式(shi)、電(dian)(dian)(dian)磁(ci)鐵(tie)(tie)式(shi)、永磁(ci)式(shi)、*化(hua)式(shi);動(dong)(dong)圈式(shi)、動(dong)(dong)鐵(tie)(tie)式(shi);直流、交流。b.按其結(jie)構(gou)形(xing)式(shi)和性能(neng)分,主(zhu)要(yao)有:開關型(xing)電(dian)(dian)(dian)磁(ci)鐵(tie)(tie)、比(bi)(bi)(bi)例(li)電(dian)(dian)(dian)磁(ci)鐵(tie)(tie)、動(dong)(dong)圈式(shi)馬達、力(li)矩(ju)馬達、步進電(dian)(dian)(dian)動(dong)(dong)機等。
BERINGER 平(ping)衡閥 BBV6-4FL/0.30/BY-0.30/SV350/N