电源故障

For the power in case of a power failure, back electromotive force of a spindle motor can be utilized.

对于在电源故障情况下的电力，可利用主轴电机的反电动势。

The power-fail comparator is an independent comparator that can be used to monitor the input power supply.

电源故障比较器是一个独立的比较器能用于检测电源的输入情况。

An occurrence of a power failure in the magnetic disk apparatus is detected.

检测在磁盘设备中电源故障的发生。

The programmed data is stored in an EEPROM, providing security even in the event of power failure.

编程的数据存储在EEPROM，提供即使在电源故障时的安全。

When a power failure has occurred, the recording head is demagnetized with power in case of a power failure.

当电源故障已经发生时，用在电源故障情况下的电力去磁记录磁头。

This paper demonstrates the develop process of a kind of failure diagnosis terminal unit based on filed bus technology in detail.

本文以现场总线技术为基础，详细论述了应用于铁路配电自动化系统的铁路信号电源故障诊断终端单元的研制开发过程。

Available options include: over-voltage protection, margining, AC power fail and DC power good logic signals, and remote on/off.

可用选项包括：过电压保护裕度，交流电源故障和直流电源良好的逻辑信号，远程开/关。

A battery which provides power to your phone system when the main AC power fails especially during blackouts and brownouts.

当电话系统主用交流电源故障，尤其是灯火管制或部分灯火管制时，电池备份将为你的电话系统提供电源供电。

The DS1543 also contains its own power fail circuitry which automatically deselects the device when the VCC supply enters an out of tolerance condition.

该DS1543还包含它自己的电源故障电路，自动取消选择该设备时，VCC电源进入一个宽容的条件下进行。

A new method used single-chip microcomputer technology which can realize the real-time correcting and automatic tracing with self-exciting frequency of separate-exciting frequency were proposed and with it the safety working situation were assured.

分析了并联型固态感应加热电源它激频率与自激频率不匹配引起停机时电源故障的原因和后果，提出了通过单片机技术实现并联型逆变器它激频率实时修正、自动跟踪自激频率的方法，保证了完成加热后停机过程中逆变器处于安全工作状态，并通过样机试验证实了其正确性和有效性。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。