[毕业设计精品]双闭环直流调速系统的仿真研究

毕业设计（论文）开题报告学生姓名学号专业电气工程及其自动化班级06电气2班设计（论文）题目双闭环直流调速系统的仿真研究指导教师二级学院机电工程学院2010年03月24日1选题的背景与意义11选题的背景当前全球经济快速发展，有两条显著的相互交织的主线能源和环境。能源的紧张不仅制约了相当多发展中国家的经济增长，也为许多发达国家带来了相当大的问题。随着全球能源消耗的增加，地球的矿物能源已面临枯竭、环境问题也日益突出，在世界各地的大、中城市，大气污染物中约4070来自内燃机汽车的尾气排放。作为能源消耗大户之一的电机在节能方面是大有潜力可挖的。世界银行一个专家组的调查报告中指出中国大城市的污染状况目前是全世界最为严重的，全世界空气污染最严重的20个城市中，有10个在中国，而中国华北、华G1008的大城市调查中，大气污染的70来自G1122汽车的尾气排放，电G2172汽车G1209G1866G1393G19764电能G20549G2172车G17754，电能在G20549G2172汽车行G20554G17819G12255中G3534G7424不排放有G4487气G1319，G4557环境不G1262G17908G6116污染G12573G10317G9869G1363G5483电G2172汽车的G11752G12362G17246来G17246G2475G2052重G16282。而电机调速G13007G13491是电G2172汽车的重G16213G18108G2010，是电G2172汽车的G5527G14051。电G2172汽车的G20549G2172G16025G13634有许多G12193，G11464G8981电机G1363G11004G12628G1427，G1867有G14403G3921的G2563G2172G5627和调速G5627，是目前G1363G11004最G5203G8879的一G12193。A1A2A3G3G11464G8981调速G13007G13491在G5049矿G1237G1006G5224G11004G5203G8879，是电力G6314G2172G6523制G13007G13491的一个重G16213的G11752G12362方G2533。G2345G19393环G13007G13491G17227G2172电G8981不是最大，G6212G2172G17908G6116的G2172G5589G1571G5058大，G6164有G2465G20316G18129在一个调节G3132G990，G2454G6980G6984G4462G3268G19602，不能随G5527G6164G17947地G6523制电G8981和G17728G11709的G2172G5589G17819G12255。A1A4A3G11013G1122G10628在一G14336G4557G11464G8981电G2172机的调速和G17728G11709G6523制G5627能G16213G8726G20652，G1866中最G1868G3423的是G17728速G16电G8981G2464G19393环G6523制的G11464G8981调速G13007G13491。G4557G6251电G13605电G2399G6212G2172和G6251G17139G17745G6212G2172G18129有G5468G3921的调节作G11004。G312国内外研究现状121直流调速可控直流电源G42G16G48G13007G13491G11013交G8981电G2172机G708G5334G8505机G6122G2528G8505机G709G6314G2172G11464G8981发电机G42G4466G10628G2476G8981，G11013G42G13485G19668G16213调速的G11464G8981电G2172机G48G1391电，调节G42的G2181G11925电G8981G76A5G2375可G6925G2476G1866G17767出电G2399G56，G1186而调节电G2172机的G17728速G81。G3G10317G9869G4557调速G5627能G16213G8726不G20652，G16786G3803多，G1319G12227大，G17165G11004G20652，G6940G10587G1314维护不方G1427。G3VG16G48G13007G13491晶闸管G6984G8981G16025G13634，逐G8505取代了旋G17728G2476G8981机组和离子G6314G2172G2476G8981G16025G13634，G1363G2476G8981技术产生了根G7424G5627的G2476革。如图121A，图中VT是晶闸管可G6523G6984G8981G3132，通G17819调节触发G16025G13634G42T的G6523制电G2399G56A6来移G2172触发脉冲的相位，G2375可G6925G2476平均G6984G8981电G2399G56A7，G1186而G4466G10628平滑调速。G3G10317G9869晶闸管的G2345G2533导电G5627G1363电G8981不允许G2465G2533，易损坏G3132件，较G42G16G48G13007G13491大大的提G20652了G13007G13491的G2172G5589G5627能。G3G3G3PWG48脉宽调制为了节能，并G4466行无触G9869G6523制，G10628在多G6925G11004电力电子开关G3132件，如快速晶闸管、G42TO、IG42BTG12573。采G11004G12628G2345的G2345管G6523制时，称作G11464G8981斩波G3132，后来逐渐发展G6116采G11004各G12193脉冲宽度调制开关的电路，G13491称脉宽调制G2476换G3132。如图121BG6164示，G1866中VTG11004开关符号表示任何一G12193电力电子开关G3132件，VD表示续G8981二极管。G3G3G3PWG48G13007G13491的优G17246G5627G3G7081G709G3主电路线路G12628G2345，G19668G16213的功G10587G3132件少G3G7082G709G3开关频G10587G20652，电G8981容易连续，谐波少，电机损耗及发热G18129较小G3G7083G709G3G1314速G5627能G3921，稳速精度G20652，调速范围宽，可达110000左右G3MUS_VTVDL_A0121BA8A9A10A11A12A13A14A15A16A17A18A19A0_MLA20A21A22VTA23A24A25GT_UCUDA0121AA26A27A28A12A13A14A29A30A15A16A31VMA15A16A32G7084G709G3若与快速响G5224的电G2172机配合，则G13007G13491频带宽，G2172G5589响G5224块，G2172G5589G6251G6212能力强。G3G7085G709G3功G10587开关G3132件G5049作在开关状G5589，导通损耗小，当开关频G10587适当时，开关损耗也不大，因而G16025G13634G6940G10587较G20652。G3G7086G709G3G11464G8981电源采G11004不G6523G6984G8981时，电G13605功G10587因G6980比相G6523G6984G8981G3132G20652。G3122转速、电流设计的控制方式APIG6523制G3132与模糊G6523制的结合G3贾G1008耀，曾志刚A33A34A35在G1866文章中采G11004的方案是当误G5058小G1122某一阈值EA36时，采G11004PIG6523制，G1209提G20652G13007G13491的G6523制精度；当误G5058大G1122某一阈值EA36时，采G11004模糊G6523制，G1209提G20652G13007G13491相G5224速度，加快相G5224G17819G12255，抑制超调。结构如图122A示。这G12193G6523制方案G19602G9869在G1122如何选择切换条件G1209G9397G17287平稳切换和不产生G13007G13491G6403G14645G10628G16949。G3G3G3G3BG3534G7424G3423G17935G17765G6523制G3G12255G5438，G4397G7207G7138A33A37A36A35在G16782文中采G11004的方案是G3534G1122G3534G7424G3423G17935G17765G6523制。当G16786G16757内环时选G11004G3534G7424G3423G6523制G3132的G1128G5589G6523制方G5347，G1363G17139G17745电G8981稳G4462，G1867有快速G5627和G9801G8975的G17331G17406G5627；G16786G16757G3818环时则选G11004G3534G7424G3423G6523制G3132的G1073G5589G6523制方G5347G1209G1363G17139G17745速度稳G4462，加大G17139G17745G17728速的G11840G10317G5627。结构如图122BG6164示。较模糊G6523制的方案有G6523制G12651G8873G12628G2345，易G1122G5049G12255G5224G11004和G1867有G14403G3921的G6523制G5627能的优G9869。G6523制方案的前提在G1122如何选择稳G4462的G6523制G4557G16949。G3G3G70G16757G12651机G6980G4395G6523制与PIG6523制G3132相结合G3A38A39A40A41A42A43A44A45A46A47A48RA46A47A48CEU1A49122BA50A51A52A53A54A43A55A56A57A58A59DE/DTA60A61A41A42A43PIA62A63A43A64A65A66A67A68A41A44A45EECRTYTA49122APIA41A42A43A69A60A61A41A42A55A70A71G10591G7459G17839，G16215G10245G4080A72A73A74A75G16782文中在采G11004PI调节G3132G6523制的G2528时G17836加G1849G6980G4395G2282的最优G13485G4462G5353导G7366线和G6980G4395G7828G8991环节，来消G19512G17767G1849G13485G4462与G2465G20316G17767出之G19400的误G5058，G1363G17767出G17728速精G11842G17331G17406G17767G1849G13485G4462，G4466G10628无G19757G5058。G8504文在G3534G7424G5785况G9397G17287的G5785况G991G13783G15397G2052当电源G13485G4462G2475G2052G5190G6212的G5785况，根G6466G17767G1849与G17767出有无G1571G5058来选择G3800G10714的G5430G5347当不G4396在G1571G5058时，选择前G20316方案G11464G6521G4570G17767G1849G17877G14279G13007G13491电G2399G13485G4462G12483；当G4396在G1571G5058时，G13007G13491选择采G11004PI调节G1955小G1571G5058后G1889加G14279G13007G13491的G17767G1849G12483，来消G19512G5190G6212，G14731G5483G3921的G19757G5589精度，结合G6980G4395G7828G8991环节提G20652G13007G13491响G5224精度。优G9869是可G1209及时消G19512G2464G19393环G13007G13491前G20045通G17959之G3818的G6212G2172，提G20652G13007G13491稳G4462精度，相G5224G7366线也G5468G10714G5831，在G4557G17728速有G10317G8542G16213G8726G6523制G13007G13491中，可精G11842G4466G10628G6523制G1867有G4466G11004的G1227值。不G17287在G1122G4466G19481G6817作G16786G16757比较G21647G9914。G3G71G10628代G6523制G10714G16782与G6980G4395G6523制相结合G3BG82G3G47G76G88G15G3G60G88AG81G84G76G81G74G3G59G76AG15G3G45G76EG3G38G75EG81A76A77A78A79在G16782文提出一G12193G7044G3423方G8873，G2045G11004G10628代G6523制G10714G16782和G6980G4395G6523制G9538G8981的结合，G7379代G1268G13491PID能G3827G7368G20652地G6523制精度，G4600G1866是在G5468多的G5190G6212G991G15这G1427是自G6251G6212G6523制G3132G708G36DG53G38G709。G4439在电力G13007G13491G6523制，机G5214G1294G7393G6523制，G2282G5049G17819G12255G6523制G12573有G6164G5224G11004。G8504文中，G13783G15397G2052G2464G19393环G1867有时G9394G5627，带有两个G17819G9400G3132的G36DG53G38G1284G12651G4439G1216之G19400的相互作G11004并G4557G4439G1216G17839行G15929G1619，最后通G17819G1235G11507G5483出较G3921的G6523制G5627能。G8504G12193方G8873的优G9869在G1122G4557G13007G13491时G2476和不G11842G4462G5627G5190G6212G1867有G14403G3921适G5224能力，G1306G2454G6980不易G6984G4462和G5224G11004的并不G5203G8879。G3EG5049G12255G16786G16757方G8873G3G3534G1122G1268G13491的G5049G12255G16786G16757G2454G6980来G3800G10714G2464G19393环G11464G8981调速G13007G13491，在G4032G4471G5515，G19901G14533，G7458G5203G4451A76A77A80A79及G4014G5326G13430A76A77A81A79的G16782文中G18129G17839行了一G4462的G12628G2282G3800G10714，G17829G1296G3800G10714，G19489G19466G3800G10714，G6365G10043G1820内环后G3818环的一G14336G2419则，G1820G16786G16757电G8981环，G9994后G4570电G8981环当G6116是G17728速环的一G18108G2010，G16786G16757G17728速环。电G8981环G16786G16757G6116G1868G3423G3IG3423G13007G13491，G17728速环G16786G16757G6116G1868G3423G3IIG3423G13007G13491，G9994后G6365G10043G16786G16757G16213G8726G2010G2047G5483出G36G38G53，G36G54G53调节G3132的G2454G6980。G2045G11004MATLAB/SG76MG88LG76G81KG1235G11507G5049G1867G4557G11464G8981调速G13007G13491G17839行G2454G6980调试，可G1209非常G11464观地观察电G2172机电G8981和G17728速响G5224G5785况G17839行G19757G5589和G2172G5589G2010析。G8504文G1235G11507结果与G10714G5831电G2172机G2563G2172G10317G5627有一G4462G5058距，通G17819大量的调试G1235G11507，最后G5483出最佳波G5430。G3G10591祖亮G15侯北平A76A82A79的G16782文中采取的方G8873与G4032G4471G5515G6164提出的方G8873大致是相G2528的。G3534G1122快、准、稳的G13007G13491G16786G16757G2419则，电G8981调节G3132和G17728速调节G3132G4466G10628串级G6523制，G1186而可G1209无限逼G17829G10714G5831G17227G2172G17819G12255。采G11004G5049G12255G16786G16757方G8873，G5326立G6980学模G3423，G2045G11004G54G76MG88LG76G81KG17839行G13007G13491G1235G11507。通G17819G4557G2464G19393环调速G13007G13491的G11752G12362，验证了饱和非线G5627G6523制和准时G19400最优G6523制两个鲜G7138的G10317G9869。G3马青A76A83A79的G16782文中G3534G1122PG82WERSYSTEMG5049G1867箱，G1209调速G13007G13491的G1268递函G6980为G3534础，采G11004G5049G12255G16786G16757方G8873G4557电G8981环，G17728速环G17839行G16786G16757，G9994后通G17819G1235G11507G5483出结果验证G16786G16757符合G16213G8726。PG82WERSYSTEMG5049G1867箱G1235G11507不G19668G16213忽略非线G5627因素，G11464G8981电源和电位G3132的内阻，也不G19668G16213关G5527G13007G13491是否G3800在VG16G48G13007G13491开环机械G10317G5627的连续段。G4557电机调速G1867有G14403G3921的G6523制作G11004。G3G59G76AG82G16KAG81G3WAG81G74A76A77A84A79在G16782文提出的G16786G16757方G8873是采G11004G1235G11507最优的方G8873G6365G10043电G8981G6523制的G16213G8726决G4462调节G3132属G1122哪G12193G1868G3423G13007G13491G1820内环后G3818环的准则G17839行。通G17819G2454G6980的G16213G8726G16786G16757G16757G12651，G16786G4462PI的初始值，G1363G11004G48ATLABG1235G11507图G5430，G9994后G6365G10043G54G76MG88LG76G81K模G3423PI调节优G2282条件去G17839一G8505优G2282调节G3132的G2454G6980，G11464G2052G7366线与G4466G19481G16213G8726G5785况和G19668G16213G5468G6521G17829。G8504G12193方G8873可G1209最终达G2052G16786G16757的G16213G8726，不G19668G16213任何经验，仅通G17819多次调试G1235G11507G5483G2052最优G7366线G2454G6980。不G17287之G3800也G1427就是G17819G12255虽G12628G2345，G1306G19668G2465复调试，G17819G12255G21647G9914，浪G17165时G19400。G313研究方向就目前而言，G11464G8981调速G13007G13491仍G9994是自G2172调速G13007G13491的主G16213G5430G5347，在许多G5049G1006G18108门，如轧钢、矿山采掘、纺织、G17908纸G12573G19668G16213G20652G5627能调速的场合G18129G5483G2052了G5203G8879的G5224G11004。A763A85G11752G12362G11464G8981电机的可G6523电源G18108G2010，G4557调速精度、调速范围、G19757G5589G10317G5627、G2172G5589响G5224及能源节约G12573方面G18129有重G16213的意义。电机调速问题是自G2172G2282领域比较重G16213的问题之一，不G2528领域G4557调速G5627能的G16213G8726不G2528，因G8504G4557调速G13007G13491方面G17839一G8505G11752G12362。14进展情况G2464G19393环G11464G8981调速G13007G13491G1867有G14403G3921的G2563制G2172G5627能，宜G1122在大范围内平滑调速，在许多G19668G16213调速G6122快速正G2465G2533的电力G6314G2172领域中G5483G2052了G5203G8879的G5224G11004。G17829年来，G20652G5627能交G8981调速技术发展G5468快，交G8981调速G13007G13491正逐G8505取代G11464G8981调速G13007G13491。G9994而，G11464G8981G6314G2172G6523制G13007G13491毕竟在G10714G16782G990和G4466践G990G18129比较G6116熟，而且G1186G6523制的角度来看，G4439又是交G8981G6314G2172G6523制G13007G13491的G3534础。G10628在电气公司G17246来G17246多，G2010出来也G17246来G17246多，G2419因是G11464G8981调速G13007G13491经济G6940益大，一些大G3423的公司如西门子、三菱G12573，G16786G16757电路，G3818购电子，采G11004大量的G2464G19393环G16786G16757电G2172汽车，适G5224当代的G16213G8726。G315存在问题G7081G709采G11004SIMULINK/MATLABG1235G11507G4557G2464G19393环G13007G13491必须G17839行G6980学G5326模，并且G2464G19393环G11464G8981调速G13007G13491G19668做如G991的假G16786忽略各G12193非线G5627因素，假G4462各环节的G17767G1849G17767出关G13007G18129是线G5627的；假G4462只在VMG13007G13491开环机械G10317G5627的连续段；忽略G11464G8981电源和电位G3132的内阻G12573G12573。A864A87G7082G709电力电子G3132件G7424身的开关G4396在非线G5627，G13485G4466验的G2010析带来一G4462的复杂G5627和G3268G19602。G7083G709可G6523G11464G8981电源为晶闸管电G2172机G4396在晶闸管G2345G2533导电G5627和G4557G17819电G2399、G17819电G8981敏感G12573问题。2研究内容与拟解决的主要问题21研究的主要内容G7424文G1186G11464G8981电G2172机的G5049作G2419G10714G1849手，G5326立了G2464G19393环G11464G8981调速G13007G13491的G6980学模G3423，并详细G2010析了G13007G13491的G2419G10714及G1866G19757G5589和G2172G5589G5627能。G9994后G6365G10043自G2172G6523制G2419G10714和电力G6314G2172G6523制G2419G10714，G4557G2464G19393环调速G13007G13491的G16786G16757G2454G6980G17839行G2010析和G16757G12651，G2045G11004G48G36TG47G36BG4557G13007G13491G17839行了各G12193G2454G6980G13485G4462G991的G1235G11507，通G17819G1235G11507G4466G10628G2464G19393环G11464G8981调速。22拟解决的关键问题G7081G709如何选择G11464G8981调速G13007G13491电G8981环和G17728速环的G6523制方G8873G3G7082G709如何选择G11464G8981调速G13007G13491的可G6523G11464G8981电源G3G7083G709如何解决G13007G13491的非线G5627，大G9394后、强耦合的G16213G8726G3G7084G709如何G1363G1235G11507结果与G10714G16782G7368G6521G17829G33技术路线、研究方案与可行性分析31系统框图及电流、转速环设计框图A88A89A90A91A92A93A94A95A96A97A98A99A100A101A102A103A104A105A106A107A88UNUCIDLNUD0UNUIWASRSWACRSKSTSS11/RTLS1RTMSUIID1/CEE32研究方案本文首先采用晶闸管可控整流器供电的VM系统，通过调节控制电压UA108，从而移动触发装置GT输出脉冲的相位，改整流器输出的电压UA109进而调节电动机转速。然后基于传统的工程设计参数来处理双闭环直流调速系统，按照先内环后外环的一般原则，先设计电流环，然后将电流环当成是转速环的一部分，设计转速环。电流环设计成典型I型系统，转速环设计成典型II型系统，然后按照设计要求分别得出ACR，ASR调节器的参数。最后利用MATLAB/SIMULINK仿真工具对直流调速系统进行参数调试，观察电动机电流和转速响应情况进行静态和动态分析。4实施计划实施进G5242G4445G6502G726G21G19G20G19G5192G22G7388G23G7097G794G21G19G20G19G5192G22G7388G20G24G7097，G4448成相G1863文G10498G17176G7021的G19417G16847G727G21G19G20G19G5192G22G7388G20G25G7097G794G21G19G20G19G5192G22G7388G20G28G7097，G4448成文G10498G13520G17860G6788G1901G727G21G19G20G19G5192G22G7388G21G19G7097G794G21G19G20G19G5192G22G7388G21G24G7097，G4448成G14533文文G10498G17176G7021G13775G16805和G5332G20076G6265G2590G6788G1901G727G21G19G20G19G5192G22G7388G21G25G7097G794G21G19G20G19G5192G23G7388G20G21G7097，分析双闭环直流调速系统G21G19G20G19G5192G23G7388G20G22G7097G794G21G19G20G19G5192G24G7388G22G7097，G4448成双闭环直流调速系统的设计G21G19G20G19G5192G24G7388G23G7097G794G21G19G20G19G5192G24G7388G21G23G7097，进行MATG47AG37仿真，得出仿真G13479G7536A110A111A112A113A114A115A116A117A118A119A120A121A122A123A124A125A126A122A123A124A127A128A129A130A131A132A122A123A133A134A135A127A128A136A137A138A130A139A140A141A142A143A144A145A146A147A148A149A150A122A123A124A130A151A152A153A124A154A155A156A138A145A146A147A148A149A150A145A146A147A148A149A150A157A158A133A134A135A127A128A136A137A138A130A139A140A141A142A143A144A157A158A124A125A126A129A159A160A161A160A161A162A122A123A124A136A157A158A124A125A126A163A129G21G19G20G19G5192G24G7388G21G24G7097G794G21G19G20G19G5192G24G7388G22G20G7097，G8617G1006G16782文G6788G1901。A164A165A166A167A166A167A168A161A169A170A171A172A173A174A175A176A173A177A178A179A151A180A160A122A181A182A183A184A123A122A185A133A158A130A186A187A188A189A190A191A192A193A168A194A195A196A197A198A199A200A201A202A203A204A205A206A207A208A209A209A210A207A208A211A212A211A213A214A211A215A216A211A217A196A218A208A195A219A220A221A222A223A196A224A225A226A227A228A227A229A230A231A232A216A233A227A229A230A231A232A218A234A195A196A235A236A196A237A238A239A240A241A242A243A207A208A209A209A210A196A217A210A216A244A211A196A218A211A195A245A246A247A248A249A250A251A252A223A196A253A254A234A255A100A0A255A1A63A2A3A4A231A232A5A6A201A7A8A218A194A195A196A122A9A239A10A11A10A126A196A208A209A209A42A207A208A207A208A42A212A12A213A214A13A216A12A209A196A218A42A195A129A14A222A223A196A253A254A131A15A16A134A17A18A19A18A20A134A21A65A22A23A63A2A3A4A231A232A7A8A24A25A218A194A195A196A196A6A26A199A200A201A228A227A206A196A208A209A209A13A212A208A213A196A218A215A195A245A110A27A248A144A235A28A252A223A196A253A254A146A29A234A30A0A29A31A32A23A33A34A35A3A4A231A232A7A8A24A25A218A194A195A196A151A36A37A199A10A11A196A208A209A209A13A207A211A207A208A12A212A12A213A214A217A216A13A196A218A210A195A154A38A222A223A196A63A2A224A227A237A33A34A35A3A4A231A232A39A40A146A29A234A30A0A29A31A32A23A7A8A218A194A195A196A156A41A239A43A196A208A209A209A211A159A208A160A214A211A209A216A211A211A196A218A217A195A161A36A248A162A44A45A252A223A196A253A254A131A0A46A65A47A229A230A3A4A231A232A23A24A25A218A194A195A196A51A224A199A200A196A208A209A209A13A248A244A248A211A12A212A244A160A214A208A208A216A208A215A196A218A244A195A166A45A48A207A168A49A50A252A223A196A253A254A65A47A229A230A23A63A2A224A237A3A4A231A232A234A255A100A0A255A1A7A8A196A218A194A195A224A237A224A52A199A200A196A208A209A209A208A212A215A213A214A208A216A215A196A218A13A195A56A53A247A248A172A54A55A252A223A196A253A254A65A47A229A230A23A63A2A224A227A237A3A4A231A232A7A8A24A25A218A194A195A196A175A45A224A225A176A252A57A37A10A58A10A126A196A208A209A209A244A212A12A213A214A210A13A216A217A12A196A218A12A209A195A43A158A248A161A59A60A252A223A196A253A254A253A116A61A62A64A229A230A23A3A4A231A232A7A8A24A25A218A194A195A196A185A66A67A239A68A10A10A126A189A190A69A201A70A67A239A43A242A196A208A209A209A211A207A244A207A208A215A212A42A213A214A211A209A216A211A211A196A218A12A12A195A56A71A41A248A245A72A252A223A196A224A237A201A226A227A253A73A159A196A211A242A160A218A234A195A196A197A51A68A10A241A242A243A196A208A209A209A215A207A215A196A42A244A216A42A13A196A218A12A208A195A198A74A24