关于大模板断绳问题的思考

Thinking of Breaking Rope of Big Template

以JZ-16/1000凿井绞车为例,通过理论计算及分析,说明了大模板断绳的主要原因;论述了凿井绞车过流保护装置选择及整定的原则,探讨大模板断绳问题的解决方案。

Take JZ- 16/1000 winch for example, based on the theories calculation and analysis＇s, explains the main reason of the rope broken of the big template; discusses the choice of winch over flow protection equip ment and principle of settle, and finds the solution of big template breaking rope.