touchdown control 中文意思是什麼
touchdown control
解釋
接地控制-
The cost function of the optimal control problem is a weighted sum of the squared horizontal and vertical components of the helicopter velocity at touchdown. the control ( horizontal and vertical components of the thrust coefficient ) required to minimize the cost function is obtained using nonlinear optimal control theory
其次，定義最優控制問題的性能指標為直升機著陸時的水平和垂直速度的加權平方和為最小，並採用一階梯度演算法得到使性能指標最小的控制規律。
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