摘要
介绍了一种在测井过程中发生井下遇卡事故时 ,对测井绞车自动控制 ,防止电缆拉断 ,造成仪器落井事故的自动保护系统。
A kind of automatic protection system used in well logging is introduced. It can be used to control logging winch automatically to protect logging cable against tensile failure and keep the instrument from falling down while logging instrument gets struck down hole.
出处
《安全、健康和环境》
2003年第5期8-9,共2页
Safety Health & Environment
