废热，又称余热是指人类在活动中因谋种需要而生产制造的热能在利用结束后所排放的不再利用的热能就叫废热。废热利用最有意义的、最有价值的利用还是发电，但低温废热发电的技术相对落后，制约着它的进一步发展。
...009年第5期—龙源期刊网 关键词】节能；废热；热回收；空调；系统；装置 [gap=496]Key words】Energy conservation; Waste heat; Heat recovery; Air conditioning; System; Device ...
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... exhaust gas recirculation （ERG）废气回流；废气还流；废气再循环装置 exhaust heat废热；废气带走的热量 exosphere外逸层；外大气圈 ...
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废热锅炉 [动力] waste heat boiler ; exhaust heat boiler
废热回收 [能源] waste heat recovery ; heat reclaim ; heat recovery
废热利用 exhaust heat recovery
废热回收装置 waste heat recovery unit ; heat recovery unit
废热烟道 waste heat flue
废热供暖 waste heating
废热损失 waste heat loss
废热回收系统 waste heat recovery system
废热回收锅炉 heat recovery boiler
正是因为这样，它可以用来把废热大量转换成电能。
Because of this, it could be used to convert waste heat energy into large amounts of electricity.
多于一半的燃料能量作为废热从电厂的冷却塔逸出。
More than half the energy content of the fuel escapes from the power station's cooling tower as waste heat.
专有的斯特林发动机能有效地太阳能或废热转换成电能。
The proprietary Stirling engine was developed by Cool energy to efficiently convert solar thermal energy or waste heat into electricity.
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