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本文评述了氧化铝生产中使用的带机械搅拌的标准蒸发器、外热式自然循环蒸发器、外热式强制循环蒸发器。介绍了高速自然强制循环蒸发器的优点和如能在生产实际中使用所取得良好的经济效益。
This paper reviews the standard evaporator with mechanical agitation, external thermal natural circulation evaporator and external thermal forced circulation evaporator used in alumina production. The advantages of high speed natural forced circulation evaporator are introduced, and good economic benefits are obtained if it can be used in production.