無桿(gan)泵舉升技術是通過動(dong)力電(dian)(dian)(dian)(dian)纜驅動(dong)井下“潛油直驅電(dian)(dian)(dian)(dian)機”，并由電(dian)(dian)(dian)(dian)機轉子(zi)通過柔性軸直接驅動(dong)螺(luo)桿(gan)泵進(jin)行采(cai)油的一種(zhong)無桿(gan)舉升工藝。主要包括(kuo)永(yong)磁同步(bu)伺服電(dian)(dian)(dian)(dian)機、保護器、柔性軸、螺(luo)桿(gan)泵、動(dong)力電(dian)(dian)(dian)(dian)纜、電(dian)(dian)(dian)(dian)泵井口、控制柜等組成。(沒有減速器）