The detector's control system design under the steady-state flight is achieved, at the same time the classic PD control law is improved to be more simple and effective;
完成了探测器稳态飞行阶段控制系统设计，对经典的PD控制律进行了简单有效的改进；
Taking into account properties of the geomagnetic field, a new PD magnetic control law using the feedback information of attitude Angle and attitude rate is developed.
根据极地轨道地磁场变化的特性，利用卫星的姿态角和姿态角速率作为反馈信号，提出了一种采用磁力矩器的比例微分(PD)控制规律设计方法。
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