XB-500(Ⅱ)型泵箱保护系统分析

Anaiysis for the protection system of the XB-500(Ⅱ)pump case

介绍了AM－500采煤机泵箱国产化改造的方案和实施效果，对XB－500（Ⅱ）型泵箱的液压保护系统进行了分析，以保证采煤机能够在较为安全可靠的条件下工作。

The national innovation scheme and applied effects of the AM-500coal machine's pump case are introduced in this paper, meanwhile,the hydraulic protection system of the XB-500(Ⅱ) pump case is an-alyzed so as to assure the coal machine to operate safely under reliable condition.