The generator operating parameters from the protective unit are used to coordinate and control the excitation unit and speed regulation unit.
由保护单元传回的发电机运行参数作为判据协调控制励磁和调速单元。
The disclosed excitation unit of rotatable electronic converter supplies stable adjustable dc excitation for synchro motor, promoting competitive power of speed control system of synchro motor.
本发明的可旋转电力电子变换器同步电机励磁装置能为同步电机提供稳定可调的直流励磁，可大大提升同步电动机调速系统的竞争力。
The application of the model based fault diagnosis to the power unit of an excitation control system is described.
阐述了模型参考诊断方法在励磁系统功率单元的具体应用。
Thus, we can define the generalized oscillator strength density as the strength per unit excitation energy.
因此可以定义每单位激发能内的广义振子强度为广义振子强度密度。
On the basis of introducing the structure and analyzing the principle of SX421 automatic voltage regulators, this paper applies them to the generating unit excitation voltage system.
介绍和分析了SX421自动电压调节器的结构和原理，在此基础上，本文将其应用于发电机组励磁调压系统。
It is suggested that the excitation transformer power be introduced as the operational power supply for the regulator, and the rotor overvoltage protection of the unit be modified.
为此，提出了防范此类事故的对策，建议引入励磁变压器电源作为调节器的工作电源，并对该机组的转子过电压保护进行改造。
In the hardware of system, it introduces the detailed hardware of DSP excitation regulator, including the design of DSP peripheral circuit, digital circuit and impulse unit circuit.
在硬件组成中，详细地介绍了DS P励磁调节器的硬件组成部分，其中有DSP外围电路的设计，数字电路和脉冲产生单元的设计。
Experimental plan for unit excitation system was established in this paper.
负责编制了机组励磁系统试验方案。
The system is composed of rotate drive and control unit, data acquisition unit, program control load, initial excitation source and measure-control program.
本文设计的发电机检测系统由转速驱动和控制单元，数据采集单元，可程控的负载，初始励磁电源以及应用测试软件组成。
In this paper is described the importance of mathematic model established for a special unit excitation system and how to assess designing quality on excitation system.
本文论述了了建立特定机组励磁系统教学模型的重要性及如何验证励磁系统的设计质量。
This paper proposes a practical plan for a unit with functions of spectrum monitoring, self-excitation detection and isolation degree test, which is suitable for current wireless relay station.
提出了一种实用的应用于现有无线通信直放站的具有频谱检测、自激检测和隔离度测试功能的单元设计方案。
If compared to FWSY, much of the required MMF is provided by permanent magnets, which implies lower excitation input, and smaller size of control unit.
与FWSY相比，HSY用永磁提供所需的励磁安匝，降低了励磁输入，从而减小了控制单元体积。
In this paper, the author introduced the fixed value setting of underexcited limitation in ABB excitation system. And also analyzed the condensive operation of No. 1 generating unit.
介绍ABB公司励磁系统低励限制的定值整定，分析北京热电分公司1号发电机进相运行时的动作情况以及ABB励磁系统低励限制与失磁保护之间的关系。
When the unit has been growing too fast, the bearings overheating and loss of excitation when the generator can automatically turn off, thereby generating units for the automatic protection.
当机组过速、轴承过热及发电机失磁时均能自动关闭，从而对机组进行了自动保护。
When the unit has been growing too fast, the bearings overheating and loss of excitation when the generator can automatically turn off, thereby generating units for the automatic protection.
当机组过速、轴承过热及发电机失磁时均能自动关闭，从而对机组进行了自动保护。
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