问题:直流锅炉水冷壁的流动阻力全部要靠给()来克服,水冷壁阻力约占全部阻力的()。
Friday, January 5, 2024
Friday, January 5, 2024
问题:直流锅炉汽压调整是调整锅炉的给水量,必然导致汽温变化,说明两者调整是相互关联的。
Monday, February 19, 2024
Tuesday, October 31, 2023
问题:在机组启动并网,锅炉转直流运行后,主汽温的调整以煤水比来控制中间点温度。
Friday, January 5, 2024
Sunday, March 10, 2024
Saturday, March 30, 2024
Tuesday, September 13, 2022
问题:在机组带基本负荷,运行调整主要是保持燃料量稳定,减温水量跟随微调,使过热汽温稳定。
Sunday, September 10, 2023
问题:在炉水中含盐量高,电导率就()。生水中浊度大说明()含量高。
Sunday, March 10, 2024
Tuesday, September 26, 2023
Friday, January 26, 2024
Saturday, March 30, 2024
Friday, January 5, 2024
问题:关于轴流风机发生喘振,说法不正确的是:() A、风机工况点进入不稳定工作区B、风机出口风压波动,风机振动C、喘振与失速的发生机理相同D、立即停运风机运行
Sunday, September 10, 2023
问题:燃油泄漏试验不能发现的问题是()。A、燃油速关阀内漏B、油枪进油阀内漏C、炉前燃油管道泄漏D、速关阀和油枪进油阀内漏同时存在泄漏
Tuesday, October 31, 2023
Saturday, March 4, 2023
Monday, February 19, 2024
问题:在相变点附近区域,工质的比容急剧上升,并存在最大定压比热区。
Thursday, November 16, 2023
Saturday, January 13, 2024