2×390MW燃气-蒸汽联合循环机组凝结水泵的变频应用实践

Inverter Application Practice of the 2x390 MW in Gas-steam Combined Cycle Set Condensate Pump

本文介绍了燃气-蒸汽联合循环发电机组的工艺和凝结水泵运行方式,高压变频技术改造一次主回路方案和逻辑控制方案,以及改造前后凝结水泵运行效果对比,为燃气-蒸汽联合循环发电机组进行变频应用和改造提供参考。

This paper introduces the craft of the gas-steam combined cycle po generation set and the run mode of the condensate pump, the plan of high volt freq the uency conversion technology rebuild the main circuit and of the logical control wer age and contrast of the operating effect, before and after modification of the condensate pump It provides reference for gas-steam combined cycle power generation set to inverter conversion application and reformation.