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matlab code-Function performs hysteresis thresholding of an image.
All pixels with values above threshold T1 are marked as edges
All pixels that are adjacent to points that have been marked as edges
and with values above threshold T2 are als
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用Ziegler--Nichols整定公式来求P,PI,PID的个参数,其中Gc是校正器的传递函数,kp为比例系数, Ti为积分时间常数,Td为微分时间常数,输入参量vars为带迟滞--惯性环节模型的KT τ-With Ziegler- Nichols tuning formula to seek P, PI, PID' s parameters, which Gc is the corrector transfer function, kp is proportional coeffic
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用积分最小值准则来求P,PI,PID的个参数,其中Gc是校正器的传递函数,kp为比例系数, Ti为积分时间常数,Td为微分时间常数,输入参量vars为带迟滞--惯性环节模型的[K T τ],已知参数k=vars(1);T=vars(2);ι=vars(3),iC=vars(4) -Minimum criteria of integral seeking P, PI, PID' s parameters, which Gc is the corrector transfer function
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用Cohen--Coon整定公式来求P,PI,PID的个参数,其中Gc是校正器的传递函数,kp为比例系数, Ti为积分时间常数,Td为微分时间常数,输入参量vars为带迟滞--惯性环节模型的KT τ 输入参量vars为带迟滞--惯性环节的K T ι,已知参数k=vars(1);T=vars(2);ι=vars(3)。-With Cohen- Coon tuning formula to seek P, PI, PID' s parameters, which Gc is the corre
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:电流滞环控制具有易于实现、快速的动态响应和无条
件稳定等优点,但该控制方法使逆变器的开关频率不固定,
造成逆变器输出滤波器设计困难,因此很少有文献提及此种
滤波器的设计方法。该文研究了一种基于电流滞环控制的半
桥双降压式逆变器输出滤波器的设计方法。该方法从短路特
性和稳压精度两方面阐述了如何最优选取滤波电感,从谐振
频率和无功补偿两方面阐述了如何最优选取滤波电容-Hysteresis current control method has the
characters
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基于径向基函数神经网络迟滞非线性自适应控制
提出了一种新的动态迟滞非线性模型. 将一定数量不同死区宽度的 backlash 模型并行相
加, 作为一个动态系统以仿真执行器中的迟滞特性. 利用该模型, 采用伪控制方法设计了一套具有
未知迟滞特性非线性系统的神经网络自适应控制方案, 通过自适应算法来调整干扰项的上限. 采用
Lyapunov 稳定性理论进行了严格证明, 仿真试验验证了所提方案的有效性.- A nov el class of hysteresis mo dels w
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此matlab模块为无刷直流电机,是基于电流滞环控制的模型,可以调试电机提前导通功能。-This matlab module for brushless DC motor model is based on hysteresis current control, you can debug the motor conduction function in advance.
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非接触式欠速检测,非接触检测速度,4位薄码开关设置欠速比(8档位),4位LED串行动态显示,按键设定功能,I2C通讯外部存储读取参数,速度报警动态回差功能-Under speed detection of non-contact, non-contact detection speed, four thin code switch settings less speed ratio (8 stalls), four serial dynamic LED display, the key sett
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在Matlab/Simulink环境下,把独立的功能模块和S函数相结合,构建了无刷直流 电机系统的仿真模型。系统采用双闭环控制:速度环采用离散PID控制,根据滞环电流跟踪型PWM 逆变器原理实现电流控制。仿真和试验结果与理论分析一致,验证了该方法的合理性和有效性。-In the Matlab/Simulink environment, the independent functional modules and S-function combined to build a simulation
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三相三柱式变压器饱和磁滞曲线计算自定义函数-Transformer Saturtion 3limb_BH2Sat computes the saturation hysteresis characteristics function
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在 Matlab/Simulink 中,建立独立的功能模块,如电机本体模块、矢量控制模块、速度控制模块、电流滞环控制模块等,再进行功能模块的有机整合,搭建交流异步电机控制系统的仿真模型。-In M atlab/Simulink, the independent function al blocks,
such as Moter modelblock,Vector control block, Speed controller block, and Hysteresis current
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By using this Matlab function The area and the x-y representation of a hysteresis loop can be estimated the image of the loop.-By using this Matlab function The area and the x-y representation of a hysteresis loop can be estimated the image of the l
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开关磁阻电机,电流斩波控制,编写m函数计算转矩脉动系数,电流滞环控制-Switched reluctance motor, current chopping control, write a function to calculate the torque ripple coefficient m, the current hysteresis control
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高压链式SVG控制用FPGA的verilog程序,其中包括SPI,16路SCI同步通讯模块程序,保护自锁功能程序,基于滞环的无功功率检测和补偿策略;还包括FPGA和DSP之间通过总线方式进行数据的快速交互等;程序完整-SVG high voltage chain of verilog FPGA control procedures, including SPI, 16 road SCI synchronous communication module procedures to protect
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Originally, PWM refers to a method used to realize or amplify a continuous function by using on/off implementa- tion. With the development of new control algorithms for power converter, the term PWM also refers to the control of semiconductor switche
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matlab实现Preisach模型,画出Everett函数以及Preisach平面-- approximate measured hysteresis loops
- simulate arbitrary minor hysteresis loops
- plot the Preisach function, the Everett function, the reversible component
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给定系统的传递函数,先进行系统降阶,因系统稳定性达到要求,故只需提高系统响应的快速性。使用超前滞后控制器即可。本程序就是使用超前滞后控制器改善系统性能。-Given the transfer function of the system, the first system to reduce the order, due to the stability of the system to meet the requirements, it is only necessary to improve
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BoucWen滞环曲线的s函数,在simulink中建立模型添加输入即可得到滞环曲线-BoucWen hysteresis curve s function, enter simulink model add the hysteresis curve can be obtained
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Hysteresis inverters are used in many low and medium voltage utility applications when the inverter line current is required to track a sinusoidal reference within a specified error margin. Line harmonic generation from those invert
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