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천공유압드릴 장비에서 작업 동작에 따른 연비 측정 및 평가 기술 연구
최진구(J. G. Choi),강주영(J. Y. Kang),김종민(J. M. Kim),배종원(J. W. Bae),이충근(C. G. Lee),이정호(J. H. Lee),김주호(J. H. Kim),이대엽(D. Y. Lee),송윤우(Y. W. Song),김명보(M. B. Kim),조재상(J. S. Cho) 유공압건설기계학회 2017 유공압건설기계학회 학술대회논문집 Vol.2017 No.11
In order to improve the fuel economy of a hydraulic drilling machine, which consumes relatively large amount of fuel compared to other typical construction machinery, a comparison is made between gravimetric fuel consumption using mass flowmeter and CAN signal. And, since the data of CAN signal is close enough to the measured data of a flowmeter, fuel consumption at real work mode is measured and analyzed using CAN signals. A result show that drilling mode occupies about 67.4% of total fuel consumption. It is concluded that this work may contribute to enhance fuel economy of hydraulic drilling machines.
이지영(J Y Lee),권용일(Y I Kwon),박태철(T C Park),이은정(E J Lee),권동진(D J Kwon),김찬주(C J Kim),이근호(K H Lee),서상용(S Y Seo),조형권(H G Cho),류진희(J H Ryu),나순숙(S S Na),이진우(J W Lee),김수평(S P Kim) 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.10
A case of rapidly grown, huge ovarian cyst in an 18-year old woman is presented with a brief review of literature. This tumor was measured 30x40x45 cm in size, and weighed 13kg. The pathologic diagnosis was mucinous cystadenoma, left ovary.