The application of adsorption refrigeration to recovery of engine exhaust heat is attractive and significant to social economy . this dissertation presents a preliminary analysis of adsorption refrigeration for diesel exhaust heat recovery by experimental investigations and numerical simulations . the main works are summarized as following 内燃机余热回收具有重大的社会经济意义，本文将吸附制冷技术应用于内燃机余热回收领域，采用实验研究和数值模拟的方法做了一些探索性的工作，这些工作分为以下几部分： 1
The present situation of energy utilizing in foundry industry was analyzed , the main effective energy saving techniques and their application was described in aspects of melting and heating systems , moulding and core - making processes and equipments , low - stress cast irons , as - cast nodular irons , feeder - less method of nodular reclaiming of cupola gas , and so on 摘要分析了铸造行业能源利用现状，从熔炼加热系统、造型制芯技术与装备、低应力铸铁、铸态球墨铸铁、球铁无冒口铸造、铸钢保温冒口与保温补贴、冲天炉废气综合利用和余热回收利用等方面阐述了铸造行业行之有效的主要节能技术及其应用。
