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MOOG伺服閥芯兩端的作用力失去平衡, 閥芯遂向左移動。高壓油從S流向C2，送到負載。負載回油通過 C1流過回油口，進入油箱。MOOG伺服閥芯的位移量與力矩馬達的輸入電流成正比，作用在閥芯上的液壓力與彈簧力相平衡，因此在平衡狀態下力矩馬達的差動電流與閥芯的位移成正比。

MOOG伺服閥，穆格伺服閥，伺服閥D661-4652，D661-4652，上海MOOG，咨詢！