Levine Bagade Han LLP
Fully-electrically driven downhole safety valve
The present disclosure belongs to the field of petroleum engineering, in particular to a fully-electrically driven downhole safety valve. The fully-electrically driven downhole safety valve comprises a downhole safety valve mechanism and a downhole safety valve control system; wherein the downhole safety valve mechanism includes an electronic cabin module, a transmission control module, a motion conversion module, a magnetic coupling and spring module. and a valve module; the downhole safety valve control system includes a downhole comprehensive unit and an uphole comprehensive unit.
China University of Petroleum (East China)
E E F E
E21B E21B F16K E21B
inventional additional inventional inventional
Zengkai Chuntan Chaoyang Xincheng Libing Yuqian Renjie Yandong Xin Yonghong Peng Hongqi Baoping Shitang Rikui
Liu Gao Sheng Li Liu Yang Ji Chen Wei Liu Liu Xu Cai Liu Zhang