您要查找的是不是：
- generator voltage relay 发电机电压继电器
- Diesel generator voltage characteristic test. 柴油发电机电压特性试验。
- When voltage become over the setting value, voltage relay shall be operated. 当电压成为超过设定值，电压继电器应经营。
- Automatic feedwater and constant temperature were realized by low voltage relay. 在电路上采用低电压温控继电器安全设计,实现了自动给水和加恒温控制;
- Adjustment of the field current can be made manually by an operator, or automatically by a generator voltage regulator. 励磁电流可由运行人员手动调节或由发电机电压调节器自动调节。
- The generator voltage regulator provides the essential control of the generator excitation system. 发电机电压调节器提供了发电机励磁系统的必要控制
- The hardware of the voltage relay are divided into five parts, which are central processing unit, A/D conversion, keyboard display, communication module and execution module. 文中在硬件设计部分将该继电器分为中央处理单元、模数转换模块、键盘显示模块、通信模块和执行模块等几部分进行了详细的论述。
- It applies a negative bias to the summing junction of voltage regulator Op Amp Z1 to cutback the generator voltage when frequency drops below 50 Hz. 它将一个负的偏置信号输向电压调节器中的运算放大器Z1的总和节点，当频率低于50赫兹时，它能降低发电机电压。
- induction type under voltage relay 感应式过低电压继电器
- positive-phase-sequence voltage relay 正相序电压继电器
- Design of medium-low voltage relay protection based on DSP 基于DSP的中低压保护装置设计
- Abstract： This paper introduced a device for aggregative electric parameters testing of DC voltage relays with a 80C552 SCM as the central processor,and stated its hardware and software flow. 摘 要： 介绍了一种以80C552单片机为中央处理机的直流电压继电器综合电参数测试装置，简述了其硬件结构和软件流程。
- The 12 bit buildin A/D convertor is used to acquire the control signal the capture function of Timer _A is used to get synchronous information,the PWM outputs of Timer _B are used to generate voltage wave. 采用内建的 12位 A/D转换器采集控制量 ,利用定时器 A的捕获功能取得同步信息 ,通过定时器 B的 PWM输出实现波形产生。
- None of us had ever set eyes on a generator before. 我们过去谁也没看见过发电机。
- This paper introduced a device for aggregative electric parameters testing of DC voltage relays with a 80C552 SCM as the central processor, and stated its hardware and software flow. 介绍了一种以80C552单片机为中央处理机的直流电压继电器综合电参数测试装置,简述了其硬件结构和软件流程。
- The generator shuts off automatically. 这台发动机能自动停止运转。
- Its voltage has not been exceeded. 它的电压没有超过。
- Application of new principle for PC protection of generator voltage trausformer 微机发电机变压器组保护新原理的应用
- We have an auxiliary generator in case of power cuts. 我们有一台万一断电时使用的备用发电机。
- generalized voltage collapse index(GVCI) 通用电压崩溃指标
