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SVPWM
介绍了交流调速及其相关技术的发展现状和发展趋势,以及交流调速系统的主要控制策略。选用工业变频器用异步电机作为研究对象,利用坐标变换理论,分析了异步电机在三相静止坐标系、两相静止与旋转坐标下的电机基本数学模型及其矢量控制原理。(The present situation and development trend of AC speed control and its related technology are introduced, and the main control strategies of AC speed control system are introduced. The basic mathematical model of the motor and its vector control principle are analyzed by using the coordinate transformation theory, which is based on the three-phase stationary coordinate system, two-phase stationary and rotating coordinates.)
- 2017-05-05 11:29:58下载
- 积分:1
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standardofconcretestructuredesign
本文介绍了混凝土结构在设计方面的规范和标准,希望对大家有用。(This article introduces the standard of the structure of concrete.)
- 2009-11-26 13:02:39下载
- 积分:1
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map
说明: 绘制发动机map图,教你如何绘制发动机map图,快速掌握,提升绩效(Draw engine map from scratch until solution)
- 2021-04-19 18:28:51下载
- 积分:1
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crack
Cadence Allegro16.5详细安装步骤及破解文件,里面包括pubkey1.30修正破解文件和破解方法。(Cadence Allegro16.5 detailed installation steps and crack file, which includes files and crack crack pubkey1.30 correction methods.)
- 2011-09-06 15:11:12下载
- 积分:1
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ansys 热分析
ansys 热分析 水结冰 锻件冷却 热处理过程分析(Analysis of cooling and heat treatment process of ANSYS thermal analysis water ice forgings)
- 2018-05-08 11:59:23下载
- 积分:1
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NscTools
电力系统变电站远动维护软件,对电力系统的人有很大用处(Power system substation remote maintenance software, on the power system of the people have great usefulness)
- 2021-02-24 17:19:39下载
- 积分:1
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qigangdain
对汽缸垫的研究测试。十分的有科技前沿性啊啊、(Cylinder pad for research and testing. There are very cutting-edge science and technology ah ah,)
- 2016-04-01 16:27:01下载
- 积分:1
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c
说明: C语言动态存储管理的实现及常见问题分析
这是一篇很好的论文(C language implementation of dynamic memory management and frequently asked questions is a good analysis of this paper)
- 2013-05-26 08:46:33下载
- 积分:1
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LinuxVM-NAT-network-connection
Linux虚拟机NAT网络连接设置,介绍各种连接方法,以及可能出现各种问题的解决办法。(Linux Virtual Machine NAT network connection settings, and introduce a variety of connection methods, and the possible emergence of a variety of solutions to the problems.)
- 2012-07-31 16:50:39下载
- 积分:1
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112
飞行器惯性导航控制系统设计仿真平台实现方案(Aircraft inertial navigation control system design and simulation platform for the realization of the program)
- 2008-07-08 12:04:17下载
- 积分:1