But it is hard to realize the dual-loop instantaneous control with digital scheme, because there is delay time of sampling and computing and lack of real-time regulation for digital control.
数字控制器存在采样与计算延时，实时控制性差，采用数字控制器实现双闭环瞬时值控制比较困难。
The use of phase-locked loop technology makes the sampling frequency synchronously follow the signal frequency and improves the calculation accuracy of sampling data.
运用锁相环技术使采样频率同步跟踪信号频率，提高采样数据计算的准确性。
The circuit is divided into full bridge module, charge sense amplifier module, correlated double sampling and holding module, closed-loop feedback module, low-pass filter and time controlling module.
检测电路分为全桥平衡模块、电荷放大器模块、信号放大模块、相关双采样模块、采样保持模块、闭环反馈模块、低通滤波模块和数字时序控制模块。
Its current control action is obtained by solving, at each sampling instant, a finite horizon open-loop optimal control problem, using the current state of the plant as initial state;
它的当前控制作用是在每一个采样瞬间通过求解一个有限时域开环最优控制问题而获得。
Two sampling points are installed in the distribution loop to enable sampling of the water before going user points and before going back to the storage tank.
在配水回路上安装有两个取样点，以便在水进入用户点之前以及在回流到储槽之前都能进行取样分析。
Two sampling points are installed in the distribution loop to enable sampling of the water before going user points and before going back to the storage tank.
在配水回路上安装有两个取样点，以便在水进入用户点之前以及在回流到储槽之前都能进行取样分析。
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