Thursday, September 15, 2022
Sunday, May 25, 2025
问题:直流锅炉转直流运行后,随着负荷的增大,煤水比逐渐增大...
Monday, December 30, 2024
问题:正常运行时,凝汽器真空低于()开始减负荷,低至()减负荷到零,继续低至()时低真空保护动作停机。...
Wednesday, May 24, 2023
问题:6kV电动机绝缘应用()伏摇表测量,每相对地绝缘均应不小(),测量 R60″/R15″吸收比不得小于()。...
Saturday, August 3, 2024
问题:凝汽器最有利真空定义为(),正常运行凝结水水质指标是硬度为(),DD为(),钠离子含量()...
Sunday, May 26, 2024
Tuesday, April 15, 2025
问题:对于发电机相间短路,国内外均装设()保护装置,瞬时动作于()。...
Thursday, July 4, 2024
Tuesday, September 13, 2022
问题:进行胶球清洗时,投球数目应约为单流程凝汽器冷却水管数的(),湿态球的直径应比冷却水管内径大()。...
Saturday, October 15, 2022
Tuesday, January 28, 2025
Friday, March 28, 2025
Monday, July 8, 2024
Thursday, September 15, 2022
Tuesday, February 18, 2025
Wednesday, October 5, 2022
Sunday, May 25, 2025
问题:正常停机前,应先()并停止胶球装置,事故停机后,应()并停止胶球装置。...
Tuesday, January 17, 2023
问题:塘电600MW机组电前置泵在设计工况下的进水压力是(),出水压力...
Thursday, September 15, 2022
问题:在超临界压力下,水的比热随温度的提高而增大,蒸汽的比热随温度的提高而减小...
Monday, November 25, 2024