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gg
说明: 直流输电谐波不稳定的新方案 参考论文 很好的(Harmonic instability of HVDC new program reference papers)
- 2009-05-28 16:10:58下载
- 积分:1
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WideprotectionsystemonIEC61850
Wide area protection system based on IEC61850 communication service model.zip
- 2011-10-29 14:38:34下载
- 积分:1
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FPGA_homewrk2
设计一个能求出一个32bit字中两个相邻0之间最大间隙的电路。完成HDL设计及testbench描述,给出综合后的时序仿真结果。文档报告(Design a circuit that can find the maximum gap between two adjacent 0 in a 32bit word. The HDL design and testbench description are completed, and the result of comprehensive simulation is given. Document report)
- 2018-05-07 18:33:25下载
- 积分:1
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GRAPH__CUT
实现了Yuri Y. Boykov论文中最简单的图割算法(vs2013)(graph-cuts algorithm,writing accoding to the aritcle that Yuri Y. Boykov public lished (vs2013))
- 2016-01-15 14:46:48下载
- 积分:1
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based-on-SVPWMvectorcontrol
为了给变频调速系统提供必要的设计参数,依据空间电压矢量脉宽调制(SVPWM)基本原理,介绍了
异步电动机及 SVPWM 算法在 Matlab/Simulink 环境下的建模过程及基于矢量控制理论的变频调速系统动态
模型建立。详细地阐述了实现仿真的方法,并针对仿真中的关键问题及系统的仿真结果进行了分析。仿真结
果表明,采用该控制系统,电压及转矩波动小,转速响应迅速,系统的各项指标都满足电机实际运行特性要
求。其仿真算法对于实现数字化控制变频调速系统具有一定的价值。
(To provide the necessary design parameters for the actual motor control system, the modeling course of
voltage space vector pulse wide modulation(SVPWM)agrithmetic and AC motor under Matlab/Simulink environment
are introduced. The dynamic model of variable frequency speed regulating system based on vector control is
discussed according to the principle of SVPWM. The new method of realizing simulation, key problems and
results of the simulation are analyzed in detail. The experimental simulation results show that this system has
smaller fluctuations of voltage and torque, quicker response speed, and all of the indicators accord with the
performance of the actual motor. The simulation agrithmetic have value to realize controlling motor with digital
signal processing.
)
- 2021-04-21 10:48:49下载
- 积分:1
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01327802
Exact Thresholds and Optimal Codes for the
Binary-Symmetric Channel and Gallager’s
Decoding Algorithm A
- 2010-07-29 15:03:13下载
- 积分:1
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11HC_BaiTap04
this is a document describe to do homework
- 2013-01-10 23:52:21下载
- 积分:1
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n
说明: 这是一篇硕士论文:论述了矢量控制的理、坐标变换矩阵和三相异步电机的基本方程式,推导出了异步电机在不同坐标系下的数学模型,实现了异步电机转矩电流、励磁电流的解耦,然后分析、比较了无速度传感器矢量控制的各种方法的原理及优缺点,对常用的自适应法和反电动势法进行了更为详细的原理和仿真比较,并将带速度传感器控制系统的性能和无速度传感器控制系统的性能进行了比较;最后设计了模糊控制器对电机定子电阻进行在线检测,增强矢量控制系统的鲁棒性。(This is a master s thesis : the vector control of the administration, the transformation matrix and coordinate with a three wire asynchronous the motor of the basic formula of the asynchronous motor, resulting in a different coordinate system of mathematical model, the realization of the asynchronous the motor turned the current, the solution urges, and then analyzing and my speed sensor vector control of theprinciples and commonly used to act against the law and pose a more detailed and emulation, and will take speed sensor control)
- 2011-07-13 10:19:19下载
- 积分:1
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PROGRAMS
Interfacing microcontroller using RF transceiver
- 2012-11-06 15:01:28下载
- 积分:1
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ction
无人机编队协同探测设计Design of UAV formation cooperative detection(Design of UAV formation cooperative detection)
- 2011-04-26 13:45:07下载
- 积分:1