PETROLEUM WELL INTERVENTION WINCH SYSTEM |
|||||||
| 申请号 | PCT/NO2012050171 | 申请日 | 2012-09-10 | 公开(公告)号 | WO2013036145A2 | 公开(公告)日 | 2013-03-14 |
| 申请人 | CAPWELL AS; TALGOE MORTEN; HELVIK JOHN; | 发明人 | TALGOE MORTEN; HELVIK JOHN; | ||||
| 摘要 | A petroleum well intervention winch system comprising a high pressure confining housing (1) for a drum (2) for a rope (R) to a tool string (T), characterized by said pressure confining housing (1) having a connector (C) with an aperture (A) for said rope (R) to a top of a tool string gate chamber (G) on vertical bore BOP valves on a wellhead (WH) on said petroleum well, said rope from said tool string (T) running through said aperture (A) via a capstan (3) to said drum (2), said capstan (3) driven by a first motor (35) through a first high pressure proof magnetic coupling (34) across a wall of said housing (1), said drum (2) driven by a second motor (25) through a second high pressure proof magnetic coupling (24) across said wall of said housing (1), said capstan (3) subject to a load tension from said rope (R) from said tool string (T) in said well and provided with a hold tension on said rope (R) from said drum (2), said second motor (25) exerting a constant hold tension on rope (R) via drum (2). | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
QQ群二维码
意见反馈
意见反馈