http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
차민석(Min Suk Cha),이대훈(Dae Hoon Lee),김관태(Kwan-Tae Kim),이재옥(Jae-Ok Lee),송영훈(Young-Hoon Song),김석준(Seock Joon Kim) 한국연소학회 2007 KOSCOSYMPOSIUM논문집 Vol.- No.-
Plasma assisted combustion is an old subject for the combustion society, but recently, the subject is refocused partly because techniques for non-thermal plasmas are progressed significantly, and partly because there are lots of applications which need to be overcome by a new reaction technology. In the present study, we have developed plasma assisted burner (plasma burner), which can be used as a heating source in a diesel particulate filter system. The burner can bum 20 - 60 ㏄/min of diesel fuel with 50 lpm of fresh air in an exhaust pipe of 2.0 liter diesel engine. Using 20 ㏄/min of diesel fuel, an exhaust temperature for 2.0 liter disel engine can be raised up to around 600 ℃ for the range of engine speeds is idle 3,000 rpm. The characteristics of the plasma burner are reported, and the possible operating mechanism of it will be discussed based on the effects of an electric field and a plasma on flames.
차민석(Min Suk Cha),이대훈(Dae Hoon Lee),김관태(Kwan-Tae Kim),이재옥(Jae-Ok Lee),송영훈(Young-Hoon Song),김석준(Seok Joon Kim) 한국연소학회 2007 한국연소학회지 Vol.12 No.4
Plasma assisted combustion is an old subject for the combustion society, but recently, the subject is refocused partly because techniques for non-thermal plasmas are progressed significantly, and partly because there are lots of applications which need to be overcome by a new reaction technology. In the present study, we have developed plasma assisted burner (plasma burner), which can be used as a heating source in a diesel particulate filter system. The burner can burn 20-60 cc/min of diesel fuel with 50 lpm of fresh air in an exhaust pipe of 2.0 liter diesel engine. Using 20 cc/min of diesel fuel, an exhaust temperature for 2.0 liter diesel engine can be raised up to around 600℃ for a wide range of engine speed (idle - 3,000 rpm). The characteristics of the plasma burner are reported, and the possible operating mechanism of it will be discussed based on the effects of an electric field and a plasma on flames.
이상민(Sang Min Lee),차민석(Min Suk Cha),박철수(Cheol Soo Park),정석호(Suk Ho Chung) 대한기계학회 2005 대한기계학회 춘추학술대회 Vol.2005 No.5
The effect of electric fields on the liftoff of non-premixed turbulent jet flames has been investigated by applying high voltage alternate current (AC) to the nozzle of propane fuel. Flame liftoff velocities and liftoff heights were measured as functions of applied voltage and frequency. The fuel jet velocity at flame liftoff increased and flame liftoff height decreased with increasing voltage, implying that the range of flame stability can be extended with the AC charging. Meanwhile,the effect was minimal when applying direct current (DC). This stabilization effect with AC charging was also influenced by thefrequency. As the applied voltage increased, a streamer corona was generated between the flame edge and the nozzle. When the jet velocity and thus the liftoff height becomes large, then the AC charging effect disappeared, in such a way that the flame liftoff height became comparable to that of a free jet without applying voltage.