系统采用双闭环负反馈控制,控制类型选择PI控制。
The system used double negative feedback, and the type of control is PI control.
最后应用PD负反馈控制律,对结构进行了振动主动控制。
Finally, the problem of active vibration control for the piezoelectric intelligent beam structure is studied under the PD negative feedback control.
由于采用了电流负反馈控制方式,制动力矩的大小可根据需要进行控制。
Due to electric current negative feedback control, the intensity of braking torque can be controlled as it is needed.
根据扫描电机的数学模型确定了位置反馈加电流反馈的双闭环负反馈控制结构。
According to the motor mathematical model, control system is confirmed to dual loops feedback construction including position loop and current loop.
后者是由压力与排烃组成的负反馈控制系统,在其作用下孔隙流体压力不断降低。
The latter is mainly under the control of the processors of hydrocarbon expulsion and thus influences the pressure decrease accordingly. Based on the above analysis, a new model was constructed.
本论文的内容涉及电学、光学、半导体致冷技术等多方面知识,以及负反馈控制和PID控制理论。
This paper involves the knowledge of electronic theory, optical theory, thermoelectric cooling technology, and the theory of negative feedback control and PID control.
论文中给出了抑制极电源的负反馈控制回路,设计了故障检测电路和开关柜的状态、控制信号流程图。
The paper presents the suppressor supply's feedback control circuits and also its fault detection circuit. As to the status and control signals, the control logic and interface board were designed.
是通过一种叫做负反馈的控制机制,探测器测量温度,再把信号传给加热器。
It works by a control mechanism called negative feedback, and the thermostat is measuring the temperature and then sending a signal to a heater somewhere.
控制系统可按所使用的反馈类型即正反馈和负反馈来区别。
They include positive and negative feedbacks by their type of feedback.
研究基于模糊控制的具有转速负反馈的晶闸管直流调速系统。
Thyristor direct current timing system of the base on fuzzy control and take on rotate speed negative feedback is discussed in this paper.
细胞中分子相互作用负反馈环是系统鲁棒控制的主要机理之一。
Negative feedback loops of molecular interaction in cell are the main mechanism of biological robustness.
提出了“局部激励应变补偿”和把通常的微分负反馈改为低截止频率的惯性环节正反馈的控制新方案。
A new control approach is presented with a "local strain compensation" and a low cutoff frequency inertial link feedback in place of the differential one.
采用电压负反馈法,控制主要由供电电网产生电源电压波动而引起的储纬器电机转速波动。
By means of negative feedback, the motor's speed fluctuation of the device, caused mainly by voltage fluctuation of power supply, can be controlled.
该调速系统以电压负反馈代替转速反馈,形成闭环控制,以比例积分调节器实现无静差调速,具有良好的性能。
It can research PWM regulating speed. In the system, voltage feedback instead of speed feedback, PI regulating no steady-state error. So it has a good dynamic and steady performance.
比较了应变率负反馈和应变正反馈控制律的控制效果。
And the effects under the control laws of negative strain rate feedback and positive strain feedback are compared.
系统采用双闭环控制,内环采用电流负反馈对电机转矩进行调节;
Two closed loops are constructed in the control system; the inner loop is currentfeedback that is to adjust the torque of the motor.
电压、电流真有效值变换精度高、速度快,电压真有效值负反馈闭环控制主回路网压波动补偿精度高;
The RMS converters of voltage and current have the advantages of high speed and precision, and with the feedback of RMS, the fluctuate of power voltage can be compensated at high precision.
采用数字信号处理器(DSP)控制器,设计了具有电压前馈和电流截止负反馈的转速闭环弱磁调速系统。
The speed adjusting system with field weakening with voltage feedforward, current closed negative feedback and speed closed loop was designed by adopting digital signal processor (DSP).
以维纳的控制论为指导,阐述负反馈教学法的基本原理,并建立模型。
According to Wiener's cybernetics, author deduces the fundamental principle of negative feedback teaching and builds model.
由控制电路实现焊接程序的控制,带电枢电压负反馈的调速电路控制和调节送丝速度。
The control to welding procedure is realized by a control circuit, and wire feed rate is regulated and controlled by speed governing circuit with the armature voltage negative feedback.
由自感知电压引入速度负反馈闭环控制,并由假设模态法将位移按模态展开,求解了悬臂梁结构的动态特性;
The mathematical models based on the assumed modes method and a closed loop velocity feed back control law are developed to describe the flexural vibration dynamic behaviors.
分析了各部分的电路结构及特点,讨论了PW M脉宽调制信号生成、逻辑信号综合、驱动控制及电流截止负反馈的具体应用,在此基础上给出了实验数据及结果分析。
It analyses some main circuits's features, including PWM signals, logic synthesis, driver and negative feedback of current cut-off and at last gives the result of experiment.
实验中采用直接负反馈和趋势预测反馈控制方法,对智能梁结构进行了有效的振动主动控制,得到了良好的效果。
The experiment makes the effectual vibration active control of the intellective girder structure by means of direct negative feedback and tendency forecasting fee…
为了解决启动期间压力增长过快和非线性问题,提出了基于压力斜率截止负反馈的模糊控制方法。
In order to solved the problem of ever-increasing during the start period and the non-linearity characteristic, the fuzzy controller based on the slop cut-off negative feedback of stress was proposed.
在化工控制回路中判断调节器作用方向时,可根据回路中负反馈环节个数来确定,当形成回路负反馈时,反作用方向的环节数应为单数个。
When the direction is judged the feedback - sector Numbers must be identified. When the minus feedback is formed, the factors in the opposite direction should be odd number.
采用脉宽调制型控制方法,对采集到的电流信号进行负反馈,通过PI调节控制脉宽调制专用芯片sg3525的输出,以达到控制焊机外特性的目的。
Acquired current signal were inverse feed backed with PWM, then, output of the chip SG3525 were controlled through PI regulator. As a result, the external characteristic was controlled.
采用脉宽调制型控制方法,对采集到的电流信号进行负反馈,通过PI调节控制脉宽调制专用芯片sg3525的输出,以达到控制焊机外特性的目的。
Acquired current signal were inverse feed backed with PWM, then, output of the chip SG3525 were controlled through PI regulator. As a result, the external characteristic was controlled.
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