#2 steam-turbine generator of Nanyang Yahekou Power Plant was a subcritical steam-turbine generator made by ABB.It was classified as an emergency standby unit for its high heat consumption.With the development of UHV power transmission and large-scale grid-connected of wind and photovoltaic power generation,the problem of voltage regulation is becoming more and more serious.The steam-turbine generator was reformed to generation and phase modulation dual operation.
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