Working principle, calculation, adjustment and installation of an overspeed protection device-an emergency breaker of a generation set of a turbine are described in detail.

对汽轮发电机组超速保护装置危急遮断器的工作原理、计算、调整与安装做了较为详尽的论述。

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This paper focuses on the research of a suit of efficiently dependablely and technique forerunner detection system, using for detecting an up-direction overspeed protection device of elevator.

本课题研究的目的是开发一套高效可靠、技术先进的检测系统，用于检测电梯上行超速保护装置的性能质标。

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