针对SPWM全桥逆变器中存在的直流偏磁现象,提出了数字PI电压积分调节方法。
A digital PI voltage integral regulating method, as proposed in the paper is directed at overcoming the flux imbalance phenomena in the SPWM full-bridge inverter.
本文从现代控制理论出发,利用状态空间法,与积分调节相结合,提出了一个简单实用的控制算法。
In this paper, based on the state space method of the modern control theory as well as the integral regulation, a simple and practical control algorithm was proposed.
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.
温控电路采用比例积分调节器,通过半导体制冷器,使激光器工作在恒温状态下,同时引入积分分离思想,进而抑制积分饱和。
Temperature control was realized by PI adjustor based on semiconductor cooler. At the same time, integral separation was introduced to inhibit integral saturation.
通过计算机计算各种积分性能准则的调节器参数,可知“工程最佳”并不是最佳的设计方法。
Computer can calculate adjuster parameters of various integration feature principles. It is known that "engineering optimum" is not the best designing method.
对于具有控制积分不等式约束的二次型性能指标的经济系统给出了最优调节规律和最小的经济损耗。
Optimal regulation rules and minimum economic loss for economic systems with an integral inequality constraint on the control of quadric performance are given.
本文就工业窑炉微机温度控制引入积分分离式的PID调节进行了分析研究;
The authors have developed the micro-computer temperature controlling system for industrial kilns in which the PID regulation by integral splitting is introduced.
应用模糊自适应对直流双闭环调速系统中的转速调节器的比例、积分参数进行整定。
By using the fuzzy self-adaptation, this paper adjusts the rate and integral parameters of the speed-adjusting system of DC double closed-loop.
在半导体设备运动过程中,有效的调节数字PID控制参数可以提高设备运动的稳定性和可靠性,利用积分分离的算法来实现具有最佳组合的PID控制。
In the motion of semiconducting equipment, better digital PID control parameters can improve stability and reliability of equipment. Using separate integral arithmetic can get optimal PID control.
本文采用带积分分离的智能PID控制算法对工作气体压力进行调节。
This paper applies PID with intelligent integral separation to adjust the pressure of the working gas.
就工业窑炉微机温度控制对积分分离式的PID调节、数字滤波算法、参数自适应算法进行了分析研究,通过调试,根据分析已完全符合预定要求,有很重要的实用价。
The microcomputer temperature control system for industrial kilns in which the PID regulation with integral split, numerical filtration algorithm, parameters adaption algorithm is introduced.
系统采用积分分离式变参数PID调节器,在焊接电流调节范围内,具有良好的响应速度和调节性能。
The PID adjuster of integration separation mode has been used in this system, which have good responsive speed and adjust property in the range of welding current.
该系统采用单神经元和专家系统相结合的智能PI调节方法实现流量控制,液位采用积分分离智能PI调节方法。
The flow control is carried out by the method combining single neural cell and expert system, and liquid location is controlled by intelligent PI with integration separation method.
在深入研究激光器工作原理和影响激光输出功率因素的基础上,采用带积分分离的智能PID控制算法对工作气体压力进行调节。
Based on exact study on the working theory and effect factors, PID with intelligent integral separation is applied to adjust the pressure of the working gas.
为使连轧机系统的稳态误差为零,设计出带积分器的最佳调节器,大大地改善了连轧机轧出的轧材的板型质量。
In order to have the stable error of continuous mill system become zero, we design out an integral type optimal regulator, really improves the quality of rolled steel.
电阻的效果,是在基准积分阶段的开始期,引入一个小的基本电压到调节器的输出。
The effect of the resistor is to introduce a small pedestal voltage on to the integrator output at the beginning of the reference integrate phase.
分析了计算机控制系统中最常用的PID调节器在工程应用中的积分饱和问题,介绍了几种抗积分饱和的方法。
The problem of integral saturation occurred in engineering application of PID controller which is most common in the computer control system was analyzed.
以给定积分器电路和双闭环晶闸管供电直流调速系统中等效速度环调节回路为例,说明求解过程。
The resolving Procedures represented by resolving set-integrator circuit and equivalent speed loop regulating circuit of double close oop SCR-D system.
提出一种满足平方误差积分(ise)最小的闭环反馈稳定PID调节器遗传优化设计方法。
A genetic optimization method of closed loop feedback stabilizing PID regulator with minimal ISE is proposed.
用MATLAB计算食品过程中的物料平衡含水量、气体吸收的传质单元数和传热过程的调节,研究基于MATLAB的非线性方程、非线性方程组的求解和数值积分功能的应用。
The equilibrium water content of the solids for drying, the number of mass transfer units for gas absorption and mass flow rate for heat transfer system were obtained using MATLAB.
对模糊控制器选择了适当的模糊规则和合适的比例量化因子,并且对PI比例调节器选择了合适的比例积分因子。
The proper fuzzy rules and proportion quantification factors were chosen in fuzzy controller. In addition, proportional and integral factors were selected in PI regulator.
这样不仅可以做到速度的实时反馈和调整,而且由于PI调节器的积分作用,可以使系统在稳态时做到速度无静差。
So it not only achieves the real-time feedback and the regulation of speed but also eliminate the static error of speed due to the integral action of PI regulator when the system is in a steady state.
利用积分流形模型化简(IMMD)的思想,给出了含动态电压调节器(DVR)配电网络的动态电压分析方法。
Integral manifold model reduction (IMMD) has been applied for the analysis of distribution system with dynamic voltage regulator (DVR) in the paper.
认为应根据现场需要,正确选择403的作用方式,并且合理调节比例与积分参数,才能使调节器处于理想的工作状态。
If the action mode of the regulator is correctly selected according to the need of work field and the proportional integral parameters are reasonably adjusted, the regulator will work perfectly.
该文提出了一种采用内环空间矢量电流调节器和外环同步坐标比例积分控制器相级联的三相四桥臂逆变器的控制方案,实现了对三相四桥臂逆变器的解耦控制。
This paper presents a decoupled control scheme for three?phase four?leg inverter through an inner current regulator based on space vector cascaded with an outer synchronous frame PI controller.
该系统以排放出的瓦斯体积分数为参量,通过PID算法来调节局部通风机转速,实现了掘进工作面瓦斯的安全排放,保障了煤矿井下的生产安全。
The system regards the gas volume fraction as the control parameters and regulates rotational speed of local fans by PID algorithm, thus making possible the safe gas drai...
该系统以排放出的瓦斯体积分数为参量,通过PID算法来调节局部通风机转速,实现了掘进工作面瓦斯的安全排放,保障了煤矿井下的生产安全。
The system regards the gas volume fraction as the control parameters and regulates rotational speed of local fans by PID algorithm, thus making possible the safe gas drai...
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