- 1、本文档共23页,可阅读全部内容。
- 2、有哪些信誉好的足球投注网站(book118)网站文档一经付费(服务费),不意味着购买了该文档的版权,仅供个人/单位学习、研究之用,不得用于商业用途,未经授权,严禁复制、发行、汇编、翻译或者网络传播等,侵权必究。
- 3、本站所有内容均由合作方或网友上传,本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺!文档内容仅供研究参考,付费前请自行鉴别。如您付费,意味着您自己接受本站规则且自行承担风险,本站不退款、不进行额外附加服务;查看《如何避免下载的几个坑》。如果您已付费下载过本站文档,您可以点击 这里二次下载。
- 4、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等,请点击“版权申诉”(推荐),也可以打举报电话:400-050-0827(电话支持时间:9:00-18:30)。
- 5、该文档为VIP文档,如果想要下载,成为VIP会员后,下载免费。
- 6、成为VIP后,下载本文档将扣除1次下载权益。下载后,不支持退款、换文档。如有疑问请联系我们。
- 7、成为VIP后,您将拥有八大权益,权益包括:VIP文档下载权益、阅读免打扰、文档格式转换、高级专利检索、专属身份标志、高级客服、多端互通、版权登记。
- 8、VIP文档为合作方或网友上传,每下载1次, 网站将根据用户上传文档的质量评分、类型等,对文档贡献者给予高额补贴、流量扶持。如果你也想贡献VIP文档。上传文档
查看更多
南 昌 工 程 学 院
课 程 设 计 (论 文)
机械与电气工程 院(系)电气工程及其自动化 专业
课程设计(论文)题目 CVCF逆变器课程设计
学生姓名 叶 新 颖
班 级 07电气工程及其自动化(3)班
学 号 2007100025
指导教师 赵 冉
完成日期 2010 年 12 月 30 日
目 录
绪论 引言··························································1
第1章 单相逆变器的概论············································2
1.1 单项逆变器的基本原理········································2
1.2 单相逆变器主电路拓扑结构····································2
1.3 驱动电路····················································3
1.4 正弦波脉宽调制(SPWM技术)·································4
1.5 输出电压波形控制············································5
第2章 用MATLB搭建的仿真电路模型································6
2.1 MATLAB软件简介·············································6
2.2 单相CVCF正弦波逆变器的电路模型·····························6
2.3 PID模块控制的原理和特点·····························7
2.4 RMS模块的功能··············································9
2.5 SPWM模块工作原理··········································10
第3章 主要模块的参数设置·········································13
3.1 PID模块参数的设置·········································13
3.2 SPWM模块参数的设置········································13
3.3 仿真电路中其他元件参数的设置·······························14
第4章 仿真结果及分析············································16
4.1 仿真结果波形···············································16
4.2 仿真结果分析···············································17
4.3 设计结论···················································18
结束语·····························································19
参考文献···························································19
绪论 引言
本文提出了一种将重复控制与引入积分控制的极点配置相结合的混合型控制方案。其中重复控制改善系统的稳态性能,极点配置改善系统的动态特性。两种控制方式互为补充,可以同时实现高品质的动态响应和高质量的输出电压波形
在电力电子装置中,以CVCF逆变器为核心的UPS得到了广泛的应用,对其输出波形主要的技术要求包括低的稳态总谐波畸变率(THD)和快速的动态响应,由于非线性负载、PWM调制过程中的死区和逆变器系统本身的弱阻尼性等因素的影响,采用一般的
文档评论(0)