Cracking failure mechanism and design optimization of the desuperheating water spray nozzle weld of a high‑pressure bypass valve in a 1 000 MW ultra‑supercritical unit
1Zhejiang Zheneng Zhongmei Zhoushan Coal & Electricity Co.,Ltd.,Zhoushan 316135,China
2Zhejiang Energy Technology Research Institute Co.,Ltd.,Hangzhou 311121,China
3Zhejiang Key Laboratory of Thermal Power Generation Energy Efficiency and Pollutant Control Technology,Hangzhou 311121,China
4Institute of Process Equipment and Control Engineering,Zhejiang University of Technology,Hangzhou 310023,China
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