液压盘式刹车装置能显著提高钻井作业能力和安全性,已得到广泛应用。文章综述了近期钻机盘式刹车的新技术,并提出了钻机盘式刹车的发展方向。 Hydraulic disc brake is used extensively because of its improvement of the capability and safety of drilling operation.In this paper,the new technologies about the disc brake for drilling rig are described,and the developing tendency of the disc brake for drilling rig is put forward. |