本发明的方法不使用强制循环效及强制循环泵，能够节 约蒸汽及电耗，其效果十分显著。
The method does not use the effect of forced circulation and a forced circulation pump, can save steam and electricity consumption and has obvious effect.
分析了蒸发器强制循环泵存在的问题，并提出了具体改进措施。实践证明，这些改进措施是合理的。
The problems existed in circulation pump for evaporator are analyzed, and specific improvement measures which are proved to be reasonable by practice are then put forward.
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