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1·The voltage ratio is derived and the system closed-loop control is realized with PI regulator.

从理论上推导了电压传输比，采用PI调节器实现了系统的闭环控制。

2·This type of rotor position sensor lays a foundation for the closed-loop control of step motor.

这种新型位置传感器为进一步实现步进电动机闭环控制奠定了基础。

3·In this paper, the closed-loop control method of hybrid step motor using the harmonic back EMF is investigated.

研究了利用谐波反电势信号实现混合式步进电动机闭环控制的方法。

4·Power braking is usually required when mine hoist is at reducing stage, but sPeed closed-loop control is difficultly realized.

交流矿井提升机的减速阶段，一般要求主要用动力制动，但速度闭环控制难实现。

5·The on-line application in Fujian Refinery shows that the model has a satisfactory accuracy, and it can be used for closed-loop control and optimal operation.

经过在炼油厂的实际在线运行，表明该模型具有令人满意的精度，可用于稳定塔汽油蒸气压的闭环控制与优化操作。

6·High accurate double channels rotary transformer is the position detecter of the launcher, feeding back the position information of the closed-loop control system.

采用高精度双通道旋转变压器作为发射架的位置检测装置，实现了闭环控制系统中位置信息的反馈。

7·For digitized AC servo system, it needs software to support it's closed-loop control. Its control quality is decided by the program of control computation directly.

数字化的交流伺服系统是靠软件完成控制计算来支持闭环控制的，它的控制计算程序直接决定了系统的控制质量。

8·By theoretical(analysis, ) the closed-loop control system is proven to be semiglobally uniformly ultimately bounded, (with) tracking error converging to a residual set.

通过理论分析，证明了闭环系统是半全局一致终结有界的，跟踪误差收敛到一个小的残差集内。

9·At the same time using Holzer sensors will be converted into pulse frequency motor speed feedback to the MCU, realize the speed closed-loop control, to achieve speed detection.

同时利用霍尔传感器将电机速度转换成脉冲频率反馈到单片机中，实现转速闭环控制，达到转速检测目的。

10·We mainly research on fault detection of closed-loop control systems and adaptive reconfiguration control based on fault detection and its application on flight control systems.

本文主要研究了闭环控制系统的故障检测和基于故障检测的自适应重构控制在飞行控制系统中的应用。