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열전소자 기반 에너지 하베스팅 블록의 배열에 따른 발전량 분석
정재원(Jae-Won Joung),강용권(Yong-Kwon Kang),김민성(Min-seong Kim),권택돈(Taek-Don Kwon),정재원(Jae-Weon Jeong) 대한설비공학회 2022 대한설비공학회 학술발표대회논문집 Vol.2022 No.6
The purpose of this study is to analyze the amount of power generation according to the arrangement of energy harvesting blocks installed instead of building exterior walls. The energy harvesting block is an energy recovery system that combines a thermoelectric generator and phase change material. The thermoelectric generator can generate the power from the waste heat of the building exterior wall by the Seebeck effect. Phase change materials store waste heat of the exterior wall of the building during the day and radiant heat is performed at night. To predict the amount of power generation, an experiment was conducted with the average building exterior wall surface temperature profile in November. A Peltier plate was attached to the energy harvesting block and used to establish the exterior wall surface temperature profile. As a result, the maximum power was 0.119W, which was the largest in the parallel arrangement, It is also indicated that the total amount of electricity generated per day, the parallel arrangement generated the largest amount of power at 0.535Wh/day.
열전소자 기반 에너지 하베스팅 블록의 배열에 따른 발전량 분석
정재원(Jae-Won Joung),강용권(Yong-Kwon Kang),김민성(Min-seong Kim),권택돈(Taek-Don Kwon),정재원(Jae-Weon Jeong) 대한설비공학회 2022 대한설비공학회 학술발표대회논문집 Vol.2022 No.6
The purpose of this study is to analyze the amount of power generation according to the arrangement of energy harvesting blocks installed instead of building exterior walls. The energy harvesting block is an energy recovery system that combines a thermoelectric generator and phase change material. The thermoelectric generator can generate the power from the waste heat of the building exterior wall by the Seebeck effect. Phase change materials store waste heat of the exterior wall of the building during the day and radiant heat is performed at night. To predict the amount of power generation, an experiment was conducted with the average building exterior wall surface temperature profile in November. A Peltier plate was attached to the energy harvesting block and used to establish the exterior wall surface temperature profile. As a result, the maximum power was 0.119W, which was the largest in the parallel arrangement, It is also indicated that the total amount of electricity generated per day, the parallel arrangement generated the largest amount of power at 0.535Wh/day.
길부관(Bu Kwan Kil),손호진(Ho Jin Son),김보문(Bo Mun Kim),정재원(Jae Won Joung),김정규(Jeong Kyu Kim) 대한두경부종양학회 2018 대한두경부 종양학회지 Vol.34 No.2
Chondroid choristomais a rare tumor like lesion of normal tissue in an unusual location. Oral cavity chondroid choristoma is exceedingly uncommon. This lesion is commonly covered by normal oral mucosa and can develop during a whole lifetime. We experienced a case of 57-year-old man who presented as 6-months history of asymptomatic mass on the dorsal surface of the tongue. We performed surgical excision under local anesthesia, and the pathological diagnosis was chondroid choristoma. After surgery, patient was followed up without any recurrence and discomfort. Therefore, we report this case with a review of literature.