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전무성(Mu Sung Jeon),이종준(Jong Jun Lee),김동섭(Tong Seop Kim),장세동(Se-Dong Chang) 대한기계학회 2008 대한기계학회 춘추학술대회 Vol.2008 No.5
Recently, microturbines have received attention as a small-scale distributed power generator. Since the exhaust gas carries all of the heat release, the microturbine CHP (combined heat and power) system is relatively compact and easy to maintain. Generating hot water or steam is usual method of heat recovery from the microturbine. In this work, a heat recovery unit producing hot water has been attached at the end of a 30㎾ class microturbine and its performance characteristics following microturbine power variation was investigated. Heat recovery performance has been compared for different operating conditions such as constant hot water temperature and constant water flow rate. Variations of performance parameters of the heat recovery unit such as flow rates, temperatures and effectiveness were analyzed. Total CHP efficiency was also provided.
전무성(Mu Sung Jeon),이종준(Jong Jun Lee),김동섭(Tong Seop Kim),장세동(Se-Dong Chang) 대한기계학회 2008 大韓機械學會論文集B Vol.32 No.8
Recently, microturbines have received attention as a small-scale distributed power generator. Since the exhaust gas carries all of the heat release, the microturbine CHP (combined heat and power) system is relatively compact and easy to maintain. Generating hot water or steam is usual method of heat recovery from the microturbine. In this work, a heat recovery unit producing hot water was installed at the exhaust side of a 30 kW class microturbine and its performance characteristics following microturbine power variation was investigated. Heat recovery performance has been compared for different operating conditions such as constant hot water temperature and constant water flow rate. In particular, the influence of water flow rate and hot water temperature on the recovered heat was analyzed.