http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
ZCT방식의 master-slave형 DC/DC 컨버터 병렬운전
박상은(S.E.Park),손승창(S.C.Sohn),진정태(J.T.Jin),이기홍(K.H.Lee),성세진(S.J.Seong) 전력전자학회 1999 전력전자학술대회 논문집 Vol.1999 No.7
In this paper, Parallel operation of two DC-DC converters which we have ever done before need two CTs to do load current sharing, However, we have proposed a new method called ZCT method that can share load current with only a CT as doing parallel operation two converters with same converter capacity, To confirm parallel operational performance by a proposed DC-DC converter parallel operation method, we have done computer simulation and experiment. It IS certain that we have showed to achieve two converters' current sharing performance efficiently through simulation and experiment at result.
300kHz ZVS Full Bridge PWM 컨버터에 관한 연구
주형준(H.J Joo),김의찬(E.C Kim),최재동(J.D Choi),손승찬(S.C Son),성세진(S J Seong) 전력전자학회 1997 전력전자학술대회 논문집 Vol.1997 No.-
This Paper is concerned on developing DC-DC converter using ZVS-FB-PWM Converter. The converter output is 28V and regulated by phase shift control methode. MOSFET is used by the main switching device and high frequency transfomer is made for operating at 300kHz swiching frequency When the load vary widely, converter's ZVS characteristic is expressed by experiment result
3상 불평형 전압 시스템에서의 전압원 active power filter
김갑동(K.D.Kim),이완수(Y.S.Lee),김민태(M.T.Kim),오성업(S.U.Oh),주형준(H.J.Ju),이진(J.Lee),성세진(S.J.Seong) 전력전자학회 1999 전력전자학술대회 논문집 Vol.1999 No.7
An active power filter is used to eliminate harmonic currents. This paper applied the extension pq theory to harmonic currents compensation. An active power filter based on extension pq theory is more effective than pq theory in 3-phase unsymmetrical voltage system. When extension pq theory is used, the result of simulation present source current is not distorted. Pulse-width modulation method is CRPWM(Current-Regulated PWM).
최재동(J.D.Choi),성세진(S.J.Seong) 전력전자학회 2003 전력전자학술대회 논문집 Vol.2003 No.7(1)
Electrical power in satellite system should persistently satisfy specified power requirement even though that happen the failure of solar array string or battery cell during the mission operation<br/> In this study, the solar array and battery of GEO Communication Satellite with 3kW capacity are designed, and energy balance analysis according to power operation mode are performed to meet specified power capacity at the transfer orbit.