http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
마이크로 공구의 위치검출용 광센서의 성능향상에 대한 연구
이현화(H. H. Lee),신우철(W. C. Shin),노승국(S. K. Ro),박종권(J. K. Park),노명규(M. G. Noh) 한국생산제조학회 2008 한국생산제조시스템학회 학술발표대회 논문집 Vol.2008 No.5
This paper describes simulation results for performance improvement of the optical sensor. Mathematical models for measuring mechanism in direction of X, Y and Z axis are presented. Based on the models, variances of sensitivity were investigated according to both parameter x? in X, Y and Z direction and x in Y and Z direction. As the results, it was found that the less x?, the higher sensitivity in the x direction. In addition, the sensitivities in the Y and Z direction are increased when x? is decreased, and x is increased. This paper shows that the optimum values of x? and x can be selected for maximum sensitivity.
이현화(H. H. Lee),신우철(W. C. Shin),노승국(S. K. Ro),박종권(J. K. Park),노명규(M. G. Noh) 한국생산제조학회 2007 한국생산제조시스템학회 학술발표대회 논문집 Vol.2007 No.10
In this paper, the optical measuring method to detect a distance between a tool and a workpiece is described. This method is based on the intensity modulation and the corresponding measurement system consisted of a laserdiode as an optical source and a photodiode as an optical detector. This paper especially proposes that suitable beam shape radiated from the optical source is line shape due to its nearly constant profile of intensity distribution in direction of line, and the two-element photo diode is useful to detect the machine origin a machine tool.
100㎾h 급 플라이휠 에너지 저장장치용 자기베어링 시스템 설계
모상수(S.S. Mo),유승열(S.Y. Yoo),이정필(J.P. Lee),한영희(Y.H. Han),최상규(S.K. Choi),오승우(S.W. Oh),노명규(M.G. Noh) 대한기계학회 2006 대한기계학회 춘추학술대회 Vol.2006 No.11
Flywheel energy storage systems (FESS) have advantages over other types of energy storage methods due to their infinite charge/discharge cycles and environmental friendliness. In order to maximize the efficiency of the system, a FESS often employs magnetic suspension technology using superconducting bearings and/or active magnetic bearings. In this paper, we present a design process for the active magnetic bearings for a 100kWh class FESS. The system has two radial bearings and one thrust bearing. The radial bearings were designed to provide sufficient force slew rate considering the unbalance disturbance at the operating speeds. We also present the dynamic model of the rotor and the design process of the bearing controller.
이현화,신우철,노승국,박종권,노명규 한국공작기계학회 2007 한국공작기계학회 추계학술대회논문집 Vol.2007 No.-
In this paper, the optical measuring method to detect a distance between a tool and a workpiece is described. This method is based on the intensity modulation and the corresponding measurement system consisted of a laserdiode as an optical source and a photodiode as an optical detector. This paper especially proposes that suitable beam shape radiated from the optical source is line shape due to its nearly constant profile of intensity distribution in direction of line, and the two-element photo diode is useful to detect the machine origin a machine tool.
마이크로 공구의 위치검출용 광센서의 성능향상에 대한 연구
이현화,신우철,노승국,박종권,노명규 한국공작기계학회 2008 한국공작기계학회 춘계학술대회논문집 Vol.2008 No.-
This paper describes simulation results for performance improvement of the optical sensor. Mathematical models for measuring mechanism in direction of X, Y and Z axis are presented. Based on the models, variances of sensitivity were investigated according to both parameter x_(0) in X, Y and Z direction and x in Y and Z direction. As the results, it was found that the less x_(0), the higher sensitivity in the x direction, In addition, the sensitivities in the Y and Z direction are increased when x_(0) is decreased, and x is increased. This paper shows that the optimum values of x_(0) and x can be selected for maximum sensitivity.