The design idea, principle scheme and executive result for restricting zero drift of gas sensors by means of closed loop control circuit are reported.
一种利用闭环控制电路抑制气敏元件零点漂移的设计思想、原理框图及实验结果。
The circuit has the function of thermal shutdown, current limiting and closed control loop of current and voltage.
该电路具有过热保护、短路保护功能和电流、电压闭环控制回路功能。
An aeroengine model can be identified from actual closed-loop engine test data if pseudorandom binary sequence as test signal ACTS on feedback circuit of the closed-loop control system.
本文介绍了在航空发动机闭环控制系统的反馈通路上施加伪随机试验信号时，对发动机模型参数进行辨识的方法。
DC constant current power supply circuit based on current closed-loop feedback control is brought (forward) in this paper and how to design the circuit is also emphatically introduced.
开发了一种基于电流闭环反馈控制的数控直流恒流源，介绍了该电路的设计思路。
Further study of Circuit exchange regulator presents, takes the starting current as feedback signal to complete closed-loop control of soft start control of the three-phase induction motor.
对交流调压电路进行了进一步的研究，利用起动电流信号作为反馈量，对三相感应电动机软起动控制系统进行闭环控制。
On the basis of three-phase inverting circuit, this paper describes how to make the control method of open loop system in closed loop system.
以三相逆变电路为基础，阐述了如何将开环系统的控制方法用于闭环系统，并且介绍了这种新的控制方法在实际中的应用，证明了该方法的有效性。
This article presents a design of permanent magnetic brushless DC motor control system and mainly involves the hardware circuit design of speed closed loop and power module drive.
介绍了一种永磁无刷直流电机控制系统的设计方案，主要涉及速度闭环和功率模块驱动的硬件电路设计；并通过实验证明该设计可直接用于小型无刷直流电机的控制。
The chip of TL494 functions very strong, and its operation frequency is high. The double closed loop control of output voltage and current is realized by integrating some simple hardware circuit.
TL 494芯片功能强，工作频率高，通过外扩简单的硬件电路即可实现输出电压电流的双闭环控制。
The chip of TL494 functions very strong, and its operation frequency is high. The double closed loop control of output voltage and current is realized by integrating some simple hardware circuit.
TL 494芯片功能强，工作频率高，通过外扩简单的硬件电路即可实现输出电压电流的双闭环控制。
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