In this project, the temporary pipes are selected and arranged according to the Debugging Plan for Superheater, Reheater and Steam Pipe Blowing of Unit 1 of Jamusholo 2×660MW Ultra-supercritical Coal-fired Power Station Project in Pakistan prepared by the debugging unit. The specific parameters are: all temporary pipes in front of the blowing door are designed according to the working pressure of 10MPa and the temperature of 450℃. After blowing the door, the pipeline to the cold pipe is designed according to the working pressure of 6MPa and the temperature of 450℃. The pipe of the temporary pipe muffler behind the reheat valve is designed according to the working pressure of 2MPa and the temperature of 530℃.
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