The serious corrosion problem at low temperature could be found in atmospheric-vacuum distillation unit, especially in the atmosphere overhead condenser.
常减压装置存在较为严重的低温位腐蚀问题,尤其是常压塔顶冷凝器腐蚀问题更为严重。
2
Lowvacuum in condenser has always been paid attention to during the course of units' operation in power station.