余热裂解甲醇气-柴油双燃料发动机的供气系统设计  

Design of Air Supply System of the Dual-fuel Engine Burnt the Methanol Cracked Gas Decomposed by Exhaust Heat and Diesel Oil

作　　者：杨成[1] 郑道昌[1] 王炳辉[1] 赵强[1] 谢志刚 

机构地区：[1]宁波大学海运学院,浙江宁波315211 [2]梅山钢铁公司冷轧厂,南京210039

出　　处：《船舶工程》2010年第3期27-30,共4页Ship Engineering

基　　金：浙江省科技厅资助项目(2009C33066)

摘　　要：设计了一套排气余热裂解甲醇气-柴油双燃料发动机的供气系统,同时介绍了裂解气电控多点气口顺序喷射供气系统的构成、工作原理及气口多点喷射系统ECU的总体设计.系统应用热电温控结合余热裂解的方法进行甲醇裂解,使反应器的可控性增强;采用简单可行的裂解气预处理系统完成对裂解气的气质成分处理与增压,使裂解气满足在6300ZC柴油机上的掺烧条件;应用电控气口多点喷射系统实现裂解气在6300ZC柴油机上的多点喷射.Designing an air supply system of the dual fuel engine burnt the methanol cracked gas decomposed with exhaust heat and diesel oil.Also introducing the composition and working principle of electronic control system of multiple point injection of methanol cracking gas and the overall design of electrical control unit.System decomposed methanol with electric heating and exhaust heat,in this way,enhance the controllability of the reactor.The pretreatment system completes the purification and compression of the cracked gas,in this way,meeting the conditions for co-firing the cracked gas in the 6300ZC diesel engine.Through the system of multiple point injection,the cracked gas inject at multiple point in the 6300ZC diesel engine.

关 键 词：柴油机 甲醇裂解 余热 多点喷射 

分 类 号：TK422[动力工程及工程热物理—动力机械及工程] U664.121[交通运输工程—船舶及航道工程]