The organic working fluids bicirculating screw expander power generation technology of surplus heat recovery is just a new energy recovery technology. 有机工质双循环螺杆膨胀机余热回收发电技术就是一种新型的能量回收技术。
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。
