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不安定系統을 爲한 安定化 制御器의 設計와 實現에 關한 硏究
朴奎南,張永學 順天大學校 1984 論文集 Vol.3 No.1
This paper considers the design and implementation of a controller to stabilize a single-input single-output unstable plant using pole-assignment technique and observer theory. Assuming that the state variables are avilable for feedback, the pole-assignment technique is used to determine the feedback gains required to achieve a desired set of closed-loop poles. And an observer is designed to estimate the control law using output feedback. The unstable plant is simulated on an ADAC L-100 analog computer with the controller in the feedback loop. And transient output responses are compared using state feedback and output feedback. Active network implementation of the controller/observer is discussed.
Matlab/Simulink를 이용한 DC 서보 전동기의 속도제어에 관한 시뮬레이터 개발
장영학,주신형,김홍렬 木浦大學校 工業技術硏究所 1999 工業技術硏究誌 Vol.9 No.-
This paper presents a modeling method of a speed control for DC servo motor. This System is modeled by using the system level simulation program, Matlab/Simulink. The main purpose of this simulator is related to the development and validation of advanced control techniques applied to DC motors In Matlab/Simulink, a graphic user interface is supported, and system structures can be easily visualized. In the developed simulator, the subsystems of DC motor are implemented using three ways; modeling for the DC motor, PID auto-turning, stability. To simulate a speed control for DC motor in the simulator, the blocks or modules, which are elements of a control system, are simply connected by lines. The simulation results can be displayed using the built-in graphic functions in Matlab in Matlab or the scope; which is one of the block libraries in Simulink. The adoption of this simulator improves mpdularity, reusability and productivity in studying a Control system.
장영학,문채주 木浦大學校 工業技術硏究所 1992 工業技術硏究誌 Vol.2 No.-
THIS PAPER DESCRIBES THEORITICAL, TECHNICAL AND PRACTICAL ASPECTS OF THE USE IN CONTROL OF DYNAMIC MATRIX FOR ONCE THROUGH TYPE OF THERMAL POWER PLANTS. THE CONTROL STRUCTURES FOR ONCE THROUGH BOILER IS REVIEWED INCLUDING A DISCUSSION OF MODIFICATION NECESSARY FOR CONVERSION TO MATRIX BASE CONTROLS. THE CONTROL OF DYNAMIC, NONLINEAR MODEL THAT REPLICATE THE RESPONSE TO KOREA STANDARDIZATION COAL FIRED POWER PLANT IS DEMONSTARED.