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Hand holding pencil erasing an employee. Dismissal or bankrumptcy concept. Vector illustration.
Hand holding pencil erasing an employee. Dismissal or bankrumptcy concept. Vector illustration.
Hand holding pencil erasing an employee. Dismissal or bankrumptcy concept. Vector illustration.
Hand holding pencil erasing an employee. Dismissal or bankrumptcy concept. Vector illustration.
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SCR电力控制器又可分为调压器和调功器。众所周知,我们平时使用的SCR电力控制器的基本原理是通过控制信号的输入,去控制串在主回路中的(SCR)晶闸管模块,改变主回路中电压的导通与关断,由此达到调节电压或功率的目的。采用这种控制既实现了温度控制,又消除了相位控制时带来的高次谐波污染电网,不过控制精度有所降低。它对交流电压的周波进行控制,通过控制负载电压的周波通断比来控制负载的功率,多用于大惯性的加热
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