开关磁阻电机控制策略的研究

(2010届)本科生毕业设计(论文)资料课题名称：学院、系：专业：学生姓名：班级：指导教师姓名：最终评定成绩：湖南工业大学教务处2010届本科毕业设计（论文）资料第一部分设计说明书(2010届)本科生毕业论文开关磁阻电机控制策略的研究学院、系：专业：学生姓名：班级：指导教师姓名：最终评定成绩2010年5月湖南工业大学本科生毕业设计(论文)开关磁阻电机控制策略的研究2010年5月湖南工业大学本科生毕业设计(论文)摘要开关磁阻发电机(TheSwitchedReluctanceGenerator简称SRG)具有结构简单、能量密度高、过载能力强、容错性好、动静态性能好、效率高等特点，在许多场合有开发应用价值。文章中对SRG的结构及工作原理进行了分析和研究，根据SRG发电运行时相电流波形变化特点，系统深入地研究了三相开关磁阻发电机的控制方案，并提出了角度位置控制、电流斩波控制、脉冲调制控制和全导通斩波控制，在此采用角度位置控制的控制方案实现三相开关磁阻发电机控制系统的设计。控制系统中主要包括对主电路、驱动电路、保护电路和控制器的设计。控制器中又包括角度优化电路、角度位置控制电路、电流斩波控制电路。通过仿真角度，电流斩波，转速说明对输出功率的影响。证实了该控制系统设计的可行性。关键词：开关磁阻发电机，角度位置控制，电流斩波控制，脉冲调制控制，全导通斩波控制湖南工业大学本科生毕业设计(论文)ABSTRACTInthepaper,itisshowsthattheswitchedreluctancegenerator(SRG)hasawideapplicationfieldandhassomesuperiorcharacteristicssuchassimpleconstruction,highdensityofenergy,highcapacityofoverloading,highfault-toleranceperformance,highperformancesofbothsteadyandtransient.Inthispaper,thestructureandoperationprincipleofSRGarestudiedandanalyzed,Accordingtocharacteristicsofphase-currentwaveformSRGundergeneratingoperation,thecontrolmethodsofSRGaredeeplystudied.Thenanglepositioncontrolmethod,currentchoppingcontrolmethod,pulse-widthmodulationcontrolmethod,fullconductedcurrentchoppingarepresentedinthepaper.ASRGcontrolsystemisdesignedandimplementedbyanglepositioncontrolmethod.Thecontrolsystemincludesmaindesignsofthemaincircuit,thedrivingcircuit,theprotectioncircuitandthecontroller.thatincludesthecircuitofangleoptimization,theanglepositioncontrol,andcurrentchoppingcontrol.Theinfluencesoftheangle,currentchopping,andtherotationalspeedtotheoutputarecarriedonaccordingtothesimulation,Thefeasibilityofthecontrolsystemdesignisconfirmed.Keywords：SRG,APC,CCC,PWM,FCCC湖南工业大学本科生毕业设计(论文)目录第1章概述............................................................................................................................................11.1前言..............................................................................................................................11.2开关磁阻发电机系统优缺点......................................................................................21.3开关磁阻发电机特点及发展前景..............................................................................3第2章三相开关磁阻发电机结构及原理.........................................................................52.1三相SRG系统结构......................................................................................................52.2三相SRG的原理..........................................................................................................62.3三相SRG的运行机理..................................................................................................72.4发电运行的线性分析..................................................................................................92.5相电流分析................................................................................................................102.6机电能量转换............................................................................................................12第3章开关磁阻电机系统的控制策略............................................................................163.1角度位置控制............................................................................................................163.1.1分析和优化θon和θoff.....................................................................................173.1.2角度控制的可行性............................................................................................183.2电流斩波控制............................................................................................................183.2.1电流斩波对相电流的影响................................................................................183.2.2电流斩波的控制方案........................................................................................193.3脉宽调制控制............................................................................................................203.3.1PWM控制对相电流的影响.................................................................................203.3.2PWM斩双管方式.................................................................................................223.3.3PWM斩单管方式.................................................................................................233.4全导通斩波控制........................................................................................................233.4.1全导通斩波控制方案的可行性........................................................................253.4.2无位置传感器控制的优越性............................................................................25第4章三相开关磁阻电机控制系统设计与实现......................................................274.1开关磁阻电机控制系统............................................................................................274.2主电路的设计............................................................................................................27湖南工业大学本科生毕业设计(论文)4.3驱动电路设计............................................................................................................284.4保护电路的设计........................................................................................................294.4.1电流保护电路....