最终查出造成机组事故的根本原因是可控硅励磁装置供电电源无工作状态监视信号及故障报警信号;
The final basic cause that resulted in the failure is no working state monitoring signal and failure warning signal of power supply source of controlled silicon excitation device.
发电机系统的大部分运行参数间无严格的逻辑和定量关系,其故障现象与原因及机理之间具有很大的不确定性。
A majority of run parameters of Generator system have no strict relation of logic and quantification. Fault phenomenon and reason, mechanism have more uncertainty.
论述了电子皮带秤最常见的故障及其原因,并提出了一种作者自行研制的无速度传感器的电子皮带秤的原理及实现方法。
The breakdown and reason for weight measure applying to leather belt is discussed. The principle and realizing method of weight measure applying to leather belt without speed sensor are presented.
出现开机无反应故障,原因是行输出管击穿引起电源部分保护所至。
If there is no respond when the oscilloscope is turned on, it is because the line output tube is broken and caused the protection of the power part.
出现开机无反应故障,原因是行输出管击穿引起电源部分保护所至。
If there is no respond when the oscilloscope is turned on, it is because the line output tube is broken and caused the protection of the power part.
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