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디지탈 혈관 조영상에서의 좌심실 경계 자동검출을 이용한 심박출 계수의 측정
구본호,이태수 대한의용생체공학회 1987 의공학회지 Vol.8 No.2
Detection of left ventricular boundary for the functional analysis of LV(left ventricle) is obtained using automatic boundary detection algorithm based on dynamic program ming method. This scheme reduces the edge searching time and ensures connective edge detection, since it does not require general edge operator, edge thresholding and linking process of other edge detection methods. The left ventricular diastolic volume and systolic volume were computed after this automatic boundary detection, and these volume data were applied to analyze LV ejection fraction.
새로운 空隙電壓制御에 의한 유도전동기의 토오크 및 速度制御
具本鎬,權宇鉉 慶北大學校 1986 論文集 Vol.42 No.-
This paper describes the new airgap voltage control method of torque and speed control in an induction motor drive. This method is the actual electromagnetic torque can be obtained the reactive power of induction motor. Reactive power is calculated by the applied voltage and current independent of the stator resistance. Therefore, the torque and speed are regulated without flux transducers and independent of the stator resistance.