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METHOD FOR MEASUREMENT OF AIR GAP BETWEEN STATOR AND ROTOR IN HYDRO-GENERATOR AND DEVICE FOR ITS REALIZATION

机译:一种水轮发电机定子与转子间气隙的测量方法及其实现方法

摘要

The invention relates to electric measuring engineering, to measurement of physical values with electric methods, and can be used for measurement of air gap between stator and rotor in hydro-generators through measurement of electric capacity. Object of the invention is in increase of accuracy and sensitivity and decrease of prime cost of device. Electric capacity is measured between transmission electrode of indicator and pole of rotor. Capacitor indicator has screening and earthed electrodes that serve for protection against distortion of electric field ion gap and pick-up.
机译:本发明涉及电气测量工程,涉及用电气方法进行物理值的测量,通过测量电容可用于水轮发电机定子与转子之间气隙的测量。本发明的目的是提高准确性和灵敏度,并降低设备的基本成本。电容是在指示器的传输电极与转子的极之间测量的。电容器指示器具有屏蔽和接地电极,可防止电场离子间隙变形和拾取。

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