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Boost Converter Topology를 이용한 의료용 Q-Switched Nd
박태용(Taeyong Park),고광천(Kwangchon Ko),한광수(Kwangsu Han),김화수(Hwasu Kim),김희식(Hiesik Kim) 제어로봇시스템학회 2012 제어로봇시스템학회 합동학술대회 논문집 Vol.2012 No.7
Q-Switch Driver which is enable to perform Q-Switch of Q-Switched Nd:YAG Laser device use Fly-Back Converter Topology. Fly-Back Converter Transformer for high Voltage generation over 4KV is becoming a problem of the isolation in Transformer primary and secondary. In this Study, we confirmed high Voltage over 4KV designed by Boost Converter Topology, and measured characteristics between Fly-back Converter and Boost Converter in Q-Switched Nd:YAG Laser device. In addition, we improved isolation problem of Transformer primary and secondary. New Q-Switch Driver (Boost Converter) was confirmed potential for more compact rather than existing Q-Switch Driver (Fly-Back Converter).
발사체 분리과정모사 및 단계별 영상획득이 가능한 교육용 물로켓 CULV-1 개발 및 비행시험
이명재,박태용,강수진,장수은,오현웅,Lee, Myeongjae,Park, Taeyong,Kang, Soojin,Jang, Sueun,Oh, Hyunung 항공우주시스템공학회 2016 항공우주시스템공학회지 Vol.10 No.2
In this study, we proposed a water rocket CULV-1 (Chosun University Launch Vehicle-1). Unlike a conventional water rocket, CULV-1 can perform the booster rocket, fairing, and payload separation like an actual launch vehicle and also the imaging data acquisition. The conceptual and critical design of the proposed CULV-1 have been performed considering the operation characteristics. The verification tests have been performed from subsystem to system level in accordance with the established test specifications and verification procedures. Through the final launch test of the flight model, we have verified the design effectiveness of the proposed separation mechanisms for water rocket applications and the mission requirements of the CULV-1 also have been complied.
공조장치 연계형 시트공조 시스템의 냉난방 성능에 대한 실험적 연구
이대웅(Daewoong Lee),박태용(Taeyong Park),정석제(Sukjae Chung),정춘식(Chunshik Jeong),왕윤호(Yoonho Wang) 한국자동차공학회 2015 한국자동차공학회 부문종합 학술대회 Vol.2015 No.5
The aim of this paper is to investigate the application of low cost CCS(Climate Control Seat) using a HVAC(Heating, Ventilation and Air-Conditioning) system. CCSs is being vigorously purposed because requests for passenger`s thermal comfort are increasing. However current CCS, which is thermoelectric device have been applied for both heating and cooling, used limited luxurious car only. HVAC type CCSs are well suited for effective delivery of conditioned air due to thermal comfort and close proximity to the occupants. Experimental results show that the HVAC type CCCs have superior cooling performance and slightly uncompetitive heating performance than that of TED type CCS. In the case of HVAC type CCSs, air flow volume was increased approximately 3.7~7.3㎥/h than TED type CCS. and surface temperature of seat was reduced about 5℃ and cool-down was similar than Base. Additionally, occupants subjective evaluation, HVAC type CCSs was reduced 8 minutes to reach the comfort rating 5 at cooling test and high comporting ration after 8 minutes at seat heating test than of TED type CCSs.
오동훈(Donghoon Oh),박태용(Taeyong Park),이성제(Sungje Lee),김재웅(Jaewoong Kim) 한국자동차공학회 2017 한국자동차공학회 학술대회 및 전시회 Vol.2017 No.11
This paper deals with the experimental study for the application effect of far-infrared radiation heater as vehicle cabin heating. Radiation heater can provide quick heating effect direct on the body with low energy consumption. It has no noise, no vibration and no discomfort of heated air when breathing. In this this paper, carbon thread face heating radiation heater that heats about 100℃ is used as a device for the vehicle application. The vehicle wind tunnel test was performed to study the effect on the thermal comfort and heating energy consumption. And also by this test, best radiation heater’s position and proper heating temperature was studied. As a result of vehicle test, thermal comfort level reaching time is reduced by 30~40%, heating energy consumption is reduced by 29~40% at -10, 5℃ ambient temperature.