메뉴 건너뛰기
.. 내서재 .. 알림
소속 기관/학교 인증
인증하면 논문, 학술자료 등을  무료로 열람할 수 있어요.
한국대학교, 누리자동차, 시립도서관 등 나의 기관을 확인해보세요
(국내 대학 90% 이상 구독 중)
로그인 회원가입 고객센터 ENG
주제분류

추천
검색
질문

논문 기본 정보

자료유형
학술대회자료
저자정보
최종원 (한국에너지기술연구원) 정대헌 (한국에너지기술연구원) 이계중 (한국에너지기술연구원) 김정근 (한국에너지기술연구원) 최영찬 (한국에너지기술연구원) 이욱현 (한국에너지기술연구원) 우영민 (한국에너지기술연구원) 오상현 (한국에너지기술연구원) 윤민혜 (한국에너지기술연구원)
저널정보
대한설비공학회 대한설비공학회 학술발표대회논문집 대한설비공학회 2017년도 하계학술발표대회 논문집
발행연도
2017.6
수록면
1,108 - 1,113 (6page)

이용수

표지
📌
연구주제
📖
연구배경
🔬
연구방법
🏆
연구결과
AI에게 요청하기
추천
검색
질문

이 논문의 연구 히스토리 (6)

초록· 키워드

오류제보하기
A historically well-known technique for atomizing the liquid water droplets may be electrospray, which is induced by electrostatic charging inside a confined geometry such as needle, nozzle or slit. Based on the Rayleigh’s theory of instability and Taylor’s theory, the electrospray enables to produce fine water droplets as forming a conical shape (Taylor cone) due to the highly concentrated free charge from high intensity of electrical potential between two oppositely charged electrodes. We herein applied this technology to the wet electrostatic precipitator, especially in cyclone structure. The wet electrostatic precipitator has been reported to possess a few flaws such as un-uniform water film formation on the wall, excessive waste water and large energy consumption. Applying the negative potential to the needles and the positive potential to the collector body, we observed sub-100㎛ water droplets are generated by means of an electrospraying process without any pressure. Such highly charged droplets pull the fine particles inside a flue gas, stick to the collector body and then finally free fall down. In this study, we designed and fabricated the electrospray driven wet cyclone electrostatic precipitator, investigating the particle collection performance with the tangential velocity of ~10 m/s at the cyclone inlet, for various voltages and water flowrates. The experimental results show that the effective flowrate through one needle for reaching the PM2.5 collection efficiency of 95% and the power consumption per a needle are measured as 20 ccm and 0.35 W (35 kV and 0.01 mA). Comparing that the the ratio of water to flue gas and power consumptions of the previously commercialized wet electrostatic precipitators for the treatment capacity of 50 CMM have been reported as 1.0 L/m<SUP>3</SUP> and 840 kW, our measurement gave us 0.2 L/m<SUP>3</SUP> and 175 W, which are merely 20% and 20.8% over those of the commercialized one, respectively

목차

Abstract
1. 서론
2. 연구 방법
3. 실험 결과
4. 결론
References

참고문헌 (0)

참고문헌 신청

함께 읽어보면 좋을 논문

논문 유사도에 따라 DBpia 가 추천하는 논문입니다. 함께 보면 좋을 연관 논문을 확인해보세요!

이 논문의 저자 정보

이 논문과 함께 이용한 논문

최근 본 자료

전체보기

댓글(0)

0