This test introduces turbine unit of HEJIN Power Plant load rejection experiment, and successfully realizes unit load-rejection-island operation method;
介绍了河津电厂汽轮发电机组甩负荷试验,成功地实现汽轮机甩负荷小岛运行方式;
The static prediction method is to measure the processing time of actuators' movement when the turbine unit is under stationary state, and then predict the load rejection highest rising speed.
静态预测法是机组在静止状态下,利用测取油动机的动作过程时间,预测甩负荷最高飞升转速。
The paper introduces the purpose and principle of temperature matching of S109FA unit, analyzes load rejection phenomena of turbine during cold-state start-up, and optimized start-up procedure.
Thus an important basic is provided for calculation of speed rise when load rejection and for analysis of regulation system stability when load regulation.
The results show that the sets using fast closing valves have better stability and smaller over-speed on load rejection than those using other valves.
结果表明:采用快关阀门特性的机组比采用其它阀门特性的机组具有更好的空载稳定性和更小的动态超速;
Thereby load rejection tests, variable load tests and variable rotating speed tests are performed.
从而进行了甩负荷、变负荷和变速试验。
The performances of excitation control system must fit all the different operation conditions of generator, such as no load operation, loading, load rejection and different kinds of faults.
本文论述了励磁控制系统应满足发电机各种运行方式的要求,如负载运行、空载运行、系统故障等不同情况。
The explicit method for calculating surges in throttled surge tank and simple tank following load rejection has been derived by use of Thaler Series Expansion from the basic formulation of surge tank.
Self-excitation and over-voltage caused by generator load rejection with long lines occurs because of the capacitive current has a function to help the magnetic excitation of the generator.
发电机带长线路甩负荷时,因容性电流对发电机产生助磁作用从而使发电机发生自励磁和过电压。
Test and calculation method of load rejection via dynamometry are introduced, several key factors involving the test are analyzed and discussed in detail, some Suggestions are presented in the end.