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Water - cyclone 장치의 미세입자, 기체상 오염 물질 처리 방법 연구 및 실험적 검증
권성안(Sung-An Kwon),이상준(Sang-Jun Lee) 한국산업융합학회 2014 한국산업융합학회 논문집 Vol.17 No.1
Recently, cyclone is used to collect fine particles in various industrial precesses, but many studies are undergoing because of cyclone"s low collection efficiency. Thus, we have developed water-cyclone which minimizes disadvantages of existing conventional cyclone and designed 3 different stages depending on precessing materials. Stage 1 collects particles by using principles of conventional cyclone. Stage 2 processes acid gases by extending contact time with water film through vortex movement. Stage 3 processes uncollected substances in stage 1 and 2. Hence, we evaluate water-cyclone by experimental verification.
권성안(Seong-an KWON) 우리술학술원 2022 술과문화 Vol.1 No.-
이 논문은 전통주의 대중화와 세계화를 목표로 한국인들의 주류 소비동향과 전통주에 대한 관심도를 분석한 것이다. 또한 전통주 관련 특허등록 동향을 분석함으로써 기술개발의 현주소를 살펴보았다. 이를 통해 본인이 특허 등록한 전통주 제조장치와 확대방안에 대하여 고찰해 보고자 한다. This paper analyzes Koreans' mainstream consumption trends and interest in traditional liquor with the goal of popularization and globalization of traditional liquor. In addition, the current state of technology development was examined by analyzing the trend of patent registration related to traditional liquor. Through this, I would like to consider the traditional liquor manufacturing device that I have registered as a patent for and expansion plans.
CFD 해석을 이용한 Multi Inner Stage Cyclone 내부의 미세입자제거 효율 예측 및 실험적 검증
김혜민(Hye-Min Kim),권성안(Sung-An Kwon),이상준(Sang-Jun Lee) 한국컴퓨터정보학회 2012 한국컴퓨터정보학회 학술발표논문집 Vol.20 No.2
A new multi inner stage(MIS) cyclone was designed to remove the acidic gas and minute particles of harmful materials produced from electronic industry. To characterize gas flow in MIS cyclone, pressure and velocity distribution were calculated by means of computational fluid dynamics(CFD) commercial program. Also, the flow locus of particles and particle removal efficiency were analyzed by Lagrangian method. When outlet pressure condition was -1,000 Pa, the efficiency was the best in this study. Based on the CFD simulation result, the pressure loss and destruction removal efficiency was measured through MIS cyclone experiment.
김윤신,권성안 漢陽大學校 環境 및 産業醫學硏究所 1991 環境과 産業醫學 Vol.1 No.1
본 연구는 우리나라의 환경영향평가의 전반적 추세를 파악하여 현실적인 문제점을 1981년부터 평가된 379건의 환경영향평가 대상사업을 사업시행자, 사업시행비용, 환경영향평가자, 환경영향평가기간, 평가비용, 보완기간, 22가지 평가미비인자 등을 대상사업별, 제출연도별로 나누어 조사하였다. 그 결과 정부가 주도한 사업이 전체사업중 78.6%를 차지하였고, 전체 대상사업중 아파트개발사업은 전체의 28.2%를 차지하며 계속 증가추세를 보이고 있다. 환경영향 평가기간은 평균 5,6개월로 4계절을 통한 환경영향 평가가 이루어지지 않았고, 평가미비인자는 환경에 직접적인 영향을 평가하는 생활환경분야가 많은 것으로 나타났다. The purpose of this study is to improve Environment (EIA) in Korea based on an analytic revient of 379 reports of EIA which were undertaken during 1981∼1989 of 379 cases (expect for the country development, cases of EIA are mainly consisted of industrial sites building, apartment project, urban development). Supplementary results on assessment got to total 241 cases, among those projects, urban development and apartment project hold the largest field. But becase of lack on concrete present conditions, it os difficult for us fix EIA. Results were summarized as follows: 1. EIA project tried in Korea from 1981 to 1989 were mainly Industrial sites building, Apartment project, and Tourism project, while city base proruction project (Urban development, Road construction, Railway Construction) appeared a few cases. 2. Among 11th object project of EIA, Apartment project hold 28.2% of total projects, and appeared continually to increase. 3. Government loading project as enforcement subject of the project on EIA, got procession of 78.6% (29 cases) among total project cases. 4. Private EIA company got procession of 89.9% (341 cases) among total the object project on EIA by the object project. 5. An amount oh mean EIA paper was the page 358 (Maximum, Energy development; 460 page, Minimum, Railway construction; 290 page). 6. EIA period was mean 5.6 month and it has never been over pass one year. 7. EIA cost was mean 35,933,275 WON in 275 cases (Maximum, Water resoures development project; mean 70,084,857 WON in 7 cases. Minimum. Urban development; mean 20,834,210 WON in 19 cases). 8. Imperpect factor of EIA showed more in natural environment and society environment than in life environment to evaluate effect (air pollution, water pollution, noise and vibration etc).
2001년 11월 오염시기와 2002년 봄 황사시기 제주도 고산에서의 잔류성 유기오염물질 농도 변화
김영성,김진영,김연제,문길주,문광주,한진석,김상우,윤순창,권성안 한국대기환경학회 2003 한국대기환경학회지 Vol.19 No.5
Atmospheric concentrations of persistent organic pollutants (POPs) were measured at Gosan, Jeju in November 2001 and spring 2002, each time for two weeks. Primary target pollutants were organochlorine pesticides, coplanar polychorinated biphenyls(co-PCBs), and dioxin/furans listed in the Stockholm Convention adopted in May 2001. Polycyclic aromatic hydrocarbons (PAHs) were also measured in order to understand the overall characteristics of the POPs distribution as well as PM_(2.5), a potent carrier of POPs. In the latter part of the measurement period of November 2001, almost every pollutant of combustion origin including dioxin/furans went high probably due to influence of emissions in the nearby area. The characteristics of atmospheric environment at Gosan in this period were rather close to urban areas far from those of a background area. A severe dust storm swept for three days at the end of the measurement period of spring 2002. However, changes in pollutant concentrations were relatively small except PM_(10-). Nevertheless, increases in particulate PAHs and OCDD(octachlorinated dibenzo-p-dioxins), mostly present in fine particles, were observed. Trends in organochlorine pesticide variations were mixed although possible volatilization of DDT residues from soil was inferred from the measurements of spring 2002.