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Method and system for reducing errors of current transformers by additional magnetization of core

机译:通过铁心的附加磁化减少电流互感器误差的方法和系统

摘要

method of reducing errors przeku0142adnika pru0105dowego is that determined the difference value of primary current and secondary current converted into the original przeku0142adnika, that difference is a measure of the error przeku0142adnika, and then strengthens the difference a result is obtained, which carries out the power, powering the additional length of the winding core przeku0142adnika.the current through the winding core, which carries out domagnesowuje additional przeku0142adnika, thereby increasing the secondary przeku0142adnika and thereby reducing the difference of primary and secondary currents converted into the original przeku0142adnika resulting in decreased error p rzeku0142adnika.system for reducing errors przeku0142adnika pru0105dowego contains a primary and secondary currents difference value converted into the original przeku0142adnika (pir, which are connected in series with two entry uzwojeniami primary and secondary nawiniu0119tymi spinal (rmg przeku0142adnika).solution the difference currents (pir) transducer is connected with the front arm strengthening (cw), which, in turn, exit is powered winding additional length to the core przeku0142adnika (rmg) in such a way that the output current amplifier (cw) floating by the additional winding domagnesowywau0142 core przeku0142adnika (rmg).
机译:减少误差的方法是确定一次电流和二次电流转换成原始przek的差值,该差是对przek的误差的量度,然后加大差,得出的结果是获得的功率,为绕组芯przek的附加长度供电。流过绕组芯的电流执行domagnesowuje附加przek,从而增加了次级przek,从而减小了初级绕组的差和次级电流转换为原始przek u0142adnika,从而减少了误差p rzek u0142adnika.system,用于减少误差przek u0142adnika prwego包含一次和次级电流差值,这些值转换为原始przek u0142adnika(pir,已连接与两个入口uzwojeniami原发和继发nawini u0119tymi脊柱(rmg pr解决方案:差动电流(pir)传感器与前臂加强件(cw)连接,前臂加强件(cw)依次通过动力输出到铁芯przek rmg,以使输出电流放大器(cw)通过附加绕组domagnesowywa pr014 / ad014aadnika(rmg)浮动。

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