电动助力转向系统的仿真分析与控制研究.pdf

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1、分类号——UDC密级——学校代码!Q垒坌Z题目电动助左篷自丕统的笾真筮抚皇控盔!』婴究英文TheSimulationalAnalysisandControlStudy是亟目Q￡!鱼曼星!曼鱼!!i鱼￡Q塑曼!S!曼曼!i旦gSY墨!星堡研究生姓名塞耋明指导教师副指导教师姓名杜型!羞职称副教援学位盟±单位名称武这堡王太堂遗奎堂随邮编垒3QQ2Q姓名盆茎塞职称直级王猩垣学位亟±单位名称塑j匕奎棱直阻公司邮编434300一申请学位级别亟±堂僮学科专业名称奎牺王程论文提交日期2Q!!生§旦论文答辩日期2Q!!生§旦学位授予单位武沤堡王太堂学位授予日期答辩委员会主席过堂垫熬握评阅人杨启梁呈力20

2、11年05月穿大文歹论E位叫7名铉学拶学武^，疃1laj鼍，。．jilj关于论文使用授权的说明本人完全了解武汉理工大学有关保留、使用学位论文的规定，即学校有权保留、送交论文的复印件，允许论文被查阅和借阅；学校可以公布论文的全部或部分内容，可以采用影印、缩印或其他复制手段保存论文。(保密的论文在解密后应遵守此规定)期：驯：至：三2AbstractAselectronictechnologymorewidelyusedinautomotive，automotive’ssafetV，comfortandhandlingandmanyotherpropertieshavebeenimprove

3、dsignificantiv．Becauseoftheemergenceoftheelectricpowersteeringsystem，thevehiclecaneasilvsteerwhendrivingatarelativelylowspeedandhavegoodmanipulationwhendrivinganarelativelyhighspeed．Itisduetothedistinctadvantagesownedbvtheelectncpowersteeringsystemthatitisgraduallyreplacingthetraditionalhydrauli

4、cpowersteeringsystem·Theelectricpowersteeringsystemrepresentstheruturemrectionofthesteeringsystem．ItisofgreatimportancetohighlightthestudvoftheelectricpowerSteeringSystem．FhlSpaperfocusesonthecontrollingstrategiesoftheelectricpowersteeringsystem·InordertofullytakeuseofthePIDcontrol‘Sadvantagessu

5、chashavingmaturetechnologyandgoodrobustnessandthefuzzycontrol’sadvantagessuchausnotrequmngtheaccuracyofthemathematicalmodelstocontroltheelectricpowersteeringsystem，thereisacombinationofthePIDcontrolandthefuzzvcontr01．Firstly，thisarticlebrieflydescribestheorganizationandworkingprinciplesoftneelec

6、tricpowersteeringsystem，thenthereisallintroductiontothecommonstrategiesoftheelectricpowersteeringsystem，whichmainlyincludetheconventionalPIDcontrolstmtegy，theintelligentPIDcontrolstrategy，intelligentcontrolmethodandtheH8controlstrategy；。Secondly，thereisaforceanalysistotheelectricpowersteeringsys

7、tem．whichmainlyincludeanalyzingthetorqueofthesteeringwheelandtheresisit锄ceofthefrontwheel·Onthebasisoftheforceanalysis，theelectricpowersteeringsystem’sdynamicmodelisestablished．Theelectricpowersteeringsystem’sdVnaInicmodelma