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박웅규(Park Woong-Kyu),안승현(Ahn Seung-Hyun),이상엽(Lee Sang-Yup),송두삼(SongDoo-Sam) 한국태양에너지학회 2013 한국태양에너지학회 학술대회논문집 Vol.2013 No.11
The main purposes of this paper are to investigate the influence of the adjacent building on indoor visual environment in office building in urban area. A typical office building under surrounding buildings has been modeled and simulated using Radiance. The parametric simulations have been performed to analyze the influence of the indoor visual environment (illuminance, luminance) of the office. The results show that the possibility of the glare was decreased when the adjacent building is located in south, also the illuminance level was decreased. When the adjacent building is located in north, the illuminance level was decreased, while the luminance possibility was somewhat increased.
실측을 통한 오피스 건물에서 실내 주광조도 분포 예측식의 검증
박웅규(Park Woong-Kyu),안승현(Ahn Seung-Hyun),이상엽(Lee Sang-Yup),송두삼(Song Doo-Sam) 한국태양에너지학회 2013 한국태양에너지학회 학술대회논문집 Vol.2013 No.11
The main purpose of this paper is to validate the prediction equation for interior daylight illuminance to the office buildings by field measurement. The prediction equation for interior daylight illuminance was validated to the office with all-glass. However, the performance of the daylight illuminance is affected by the window size and characteristics. In this study, the measurements of indoor illuminance were carried out at the different office in summer. The effect of the window size, roll blinds and interior materials on interior daylight illuminance was analyzed. The results show that the influences of the blind and indoor surface reflectance to the interior daylight illuminance aer high in small sized office.
재배기간에 따른 고구마(Ipomoea batatas (L.) Lam) 전분의 이화학적 특성
한선경(Seon-Kyeong Han),송연상(Yeon-Sang Song),안승현(Seung-Hyun Ahn),양정욱(Jung-Wook Yang),이형운(Hyeong-Un Lee),이준설(Joon-Seol Lee),정미남(Mi-Nam Chung),남상식(Sang-Sik Nam),최인후(In-Hoo Choi),박근형(Keun-Hyung Park) 한국식품과학회 2014 한국식품과학회지 Vol.46 No.6
재배기간에 따른 고구마 전분의 특성을 구명하여 고구마의 새로운 식품산업 소재로서 활용방안을 모색하기 위한 기초자료로 이용하고자 실험한 결과는 다음과 같다. 재배기간이 길어질수록 전분 함량은 증가하였으나 아밀로스 함량은 감소하는 경향이었고, 일반고구마와 유색고구마의 전분함량 변화 양상에는 차이가 있었다. 재배기간이 길어질수록 전분의 수분함량 변화 양상은 일정한 경향을 보이지 않았으나 단백질과 회분 함량은 증가하는 경향이었다. 신속점도측정기로 측정한 점도는 재배기간이 길어질수록 전분의 호화개시온도와 최고점도, breakdown, setback은 증가하였고 최소 및 최종점도는 감소하였다. 주사시차열량계를 이용한 호화특성은 재배기간이 길어질수록 To, Tp는 증가하였으나 Tc, ΔT, ΔH는 일정한 변화 양상을 보이지 않았다. X-선 굴절률은 일반고구마의 회절각도는 15.08-15.32°, 16.92-17.72°, 22.90-23.62°, ‘신자미’ 15.26-15.34°, 17.08-17.32°, 22.74-23.40°, ‘주황미’ 14.98-15.32°, 17.00-17.38°, 22.82-23.40°에서 강한 피크를 보여 전분의 결정화도 형태 중 C형에 속하였으며 재배기간에 상관없이 고구마 전분의 결정화도는 일정하였다. 고구마 전분의 입자 형태는 재배기간에 상관없이 대부분 둥글고 타원형 모양을 하고 있었으며 일부 다각형의 입자 형태를 포함하고 있었다. 평균입도는 주황색고구마의 평균입도가 식용 및 자색고구마보다 컸으며 재배기간이 길어질수록 고구마 전분의 평균입도는 증가하였다. This study was performed to understand the effect of cultivation periods on the physicochemical characteristics of the starch of five sweetpotato cultivars, cultivated in Muan, Korea. Starch, protein, and ash contents increased with increased cultivation period, whereas amylose content decreased. Rapid viscosity analysis showed that the pasting temperature, peak viscosity, breakdown, setback and final viscosity increased with increased cultivation period. However, trough and final viscosity decreased. Although the onset temperature and peak temperature values increased, the conclusion temperature did not show any consistent patterns by differential scanning calorimetry. X-ray diffraction showed that the starch samples had C-type crystallinity irrespective of the cultivation period and cultivar. The starch granules were dominantly round and oval, or polygonal irrespective the cultivation period. The bigger the particle size was, the longer the cultivation period was.
이창욱 ( Chang Ug Lee ),권오정 ( O Jung Kwon ),방성학 ( Sung Hak Bang ),최낙영 ( Nak Young Choi ),이창섭 ( Chang Sub Lee ),안승현 ( Seung Hyun Ahn ) 대한외상학회 2006 大韓外傷學會誌 Vol.19 No.2
Degenerative vascular disease, previous arterial surgery, long-term ureteral stenting, pelvis surgery, and radiotheraphy are reported as causes of artery-to-collecting-system communication.. Artery-to-collecting-system- communication associated with blunt trauma is rare, but potentially fatal. The diagnosis is very difficult and requires a high degree of suspicion. We were able to make the diagnosis based on the characteristic finding of contrast-enhanced computed tomography (CT) obtained in the early phase, equivalent to the finding obtained in the corticomedullary phase of the kidney. We report a case of artery to collecting system communication due to blunt abdominal trauma following a fall, which was treated by embolization. (J Korean Soc Traumatol 2006;19:192-195)
이형운(Hyeong-Un Lee),정미남(Mi-Nam Chung),이준설(Joon-Seol Lee),안승현(Seung-Hyun Ahn),김재명(Jae-Myung Kim),한선경(Seon-Kyeong Han),양정욱(Jung-Wook Yang),최규환(Kyu-Hwan Choi),최인후(In-Hu Choi),남상식(Sang-Sik Nam) 한국육종학회 2016 한국육종학회지 Vol.48 No.3
‘Geonhwangmi’, a new sweetpotato variety, was developed for table use by Bioenergy Crop Research Institute, National Institute of Crop Science (NICS), and RDA in 2013. This variety was derived from the cross between ‘Singeonmi’ and ‘Mokpo34’ in 2005. The seedling and line selections were performed from 2006 to 2008, preliminary and advanced yield trials were carried out from 2009 to 2010. The regional yield trials were conducted at five locations from 2011 to 2013, and it was named as ‘Geonhwangmi’. This variety has five-lobed leaf, and its leaves, stems, and petioles are green. Storage root of ‘Geonhwangmi’ has an elliptical shape, red skin, and light orange flesh. ‘Geonhwangmi’ was moderately resistant to fusarium wilt, and resistant to root-knot nematode. Dry matter content was 29.4%, and texture of steamed storage root was intermediate. Sucrose content of steamed storage root of ‘Geonhwangmi’ was higher than that of ‘Yulmi’, and steamed storage root palatability of ‘Geonhwangmi’ was better than that of ‘Yulmi’. β-carotene content of ‘Geonhwangmi’ was 3.4 mg/100g DW, which was 7.8% of ‘Juhwangmi’. Yield of marketable storage root over 50 g of ‘Geonhwangmi’ was 23.0 MT/ha under the early seasonal cultivation, which was 39% higher than that of ‘Yulmi’. The number of marketable storage roots per plant was 2.6 and the average weight of marketable storage root was 151 g under the optimal and late seasonal cultivation. Marketable storage root yield of ‘Geonhwangmi’ was 24.2 MT/ha under the optimum and late seasonal cultivation, which was 45% higher than that of ‘Yulmi’. (Registration No. 5853).