Assimilating method has been summarized on the design of hot-blast exchanger for cupola gas remaining heat, of which design theory has been analyzed with a model and example.

• 本文总结了冲天炉炉气余热回收热风换热器的比拟设计法，对比拟法的设计原理进行了分析，并且给出了一个模型换热器和设计实例。