A satellite operates in the space, if the satellite has a fault, it could not repair immediately. Expecially, actuator faults could be influenced satellite mission. Thus, the actuator fault detection is very important. In this paper, we are developed ...
A satellite operates in the space, if the satellite has a fault, it could not repair immediately. Expecially, actuator faults could be influenced satellite mission. Thus, the actuator fault detection is very important. In this paper, we are developed the satellite simulator by Matlab/Simulink and actuator fault detection block. The actuator fault detection block was used the IMM(interactng multiple model) filter for detecting reaction wheel fault. To increase fault detection performance, we used scalar penalty method in the actuator FDI block. The satellite simulator was constructed the satellite dynamic, sensor signal generation, control, actuator FDI and visualization block. We performed several simulations. The result was showed in the paper.