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ID:51990493
大小:9.66 MB
页数:81页
时间:2020-03-21
《电连接器触点材料高频微动磨损特性与失效机理的研究.pdf》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、⸩ᄺԡ䆎᭛⬉䖲఼㾺⚍ᴤ᭭催乥ᖂࡼ⺼ᤳ⡍ᗻϢ༅ᬜᴎ⧚ⱘⷨおRESEARCHONFRETTINGWEARCHARACTERISTICSANDFAILUREMECHANISMOFCONTACTMATERIALINDUCEDBYHIGHFREQUENCYVIBRATION偀ᵒ৯ڷξٝྜӖ༰2012ᑈ7᳜ݙкߚ㉏ো˖TM504ᄺ᷵ҷⷕ˖10213䰙кߚ㉏ো˖621.3ᆚ㑻˖݀ᓔᎹᄺ⸩ᄺԡ䆎᭛⬉䖲఼㾺⚍ᴤ᭭催乥ᖂࡼ⺼ᤳ⡍ᗻϢ༅ᬜᴎ⧚ⱘⷨお⸩ⷨお⫳˖偀ᵒ৯ᇐᏜ˖ӏϛⒼࡃᬭᥜ⬇䇋ᄺԡ˖Ꮉᄺ⸩ᄺ⾥˖⬉⇨Ꮉ
2、᠔ऩԡ˖⬉⇨Ꮉঞ㞾ࡼ࣪ᄺ䰶ㄨ䕽᮹ᳳ˖2012ᑈ7᳜ᥜќᄺԡऩԡ˖જᇨⒼᎹϮᄺClassifiedIndex:TM504U.D.C:621.3DissertationfortheDegreeofMasterinEngineeringRESEARCHONFRETTINGWEARCHARACTERISTICSANDFAILUREMECHANISMOFCONTACTMATERIALINDUCEDBYHIGHFREQUENCYVIBRATIONCandidate˖MaSongjunSupervisor˖Assoc
3、iateProf.RenWanbinAcademicDegreeAppliedfor˖MasterofEngineeringSpecialty˖ElectricalEngineeringAffiliation˖SchoolofElectricalEngineeringDateofDefence˖July,2012Degree-Conferring-Institution˖HarbinInstituteofTechnologyજᇨⒼᎹϮᄺᎹᄺ⸩ᄺԡ䆎᭛ᨬ㽕⬉䖲఼ᰃϔ⾡䞡㽕ⱘষܗӊˈᯧফ⬠⦃๗ঞᎹᴵӊ
4、ᕅડˈᇸ݊ᰃᑨ⫼㟾㋏㒳Ёⱘ⬉䖲఼ˈᯧফ催乥ᤃࡼ⫼㗠থ⫳ᖂࡼ⺼ᤳˈϹ䞡ᯊӮথ⫳༅ᬜDŽҹᕔⱘⷨおЏ㽕䩜ᇍ0.01Hz㟇80HzⱘԢ乥ᖂࡼ⺼ᤳDŽᴀ᭛ⴔ䞡ⷨお⬉䖲఼㾺⚍ᴤ᭭催乥ᖂࡼ⺼ᤳˈᑊ㗗㰥⬉⌕˄2A˅ᇍᴤ᭭催乥ᖂࡼ⺼ᤳⱘᕅડDŽ佪ܜˈᴀ᭛ᓎゟϔϾ⬉䖲఼㾺⚍ᴤ᭭ᖂࡼ⺼ᤳ䆩偠㋏㒳ˈ߽⫼⬉⺕ᓣᤃࡼৄᅲ⦄㾺⚍ᴤ᭭ⱘ催乥ᤃࡼˈᑊᅲᯊ䞛䲚㾺य़োঞᖂࡼ䖛Ё⒥ࡼᨽ᪺ǃ㾺⬉䰏ǃⳌᇍԡ⿏ㄝোˈ䗮䖛䞛䲚⬉䏃䕧ܹ㟇ϞԡᴎЁ䖯㸠ᰒ⼎ǃټᄬϢߚᵤDŽ݊ˈѢ䆩偠㋏㒳ˈ䆩偠ߚᵤ催乥ᴵӊϟ⬉䖲఼㾺⚍ᴤ᭭ⱘᖂࡼ⺼ᤳDŽߚᵤ⺼ᤳ
5、⡍ᗻ䱣ⴔᖂࡼ਼ᳳ᭄ࡴⱘব࣪㾘ᕟˈᑊᇍ催乥ᖂࡼ⺼ᤳ⡍ᗻԢ乥ᖂࡼ⺼ᤳ⡍ᕕ䖯㸠↨䕗DŽ䩜ᇍ㾺⚍᳝䋳䕑˄2A⬉⌕˅᮴䋳䕑ϸ⾡Ꮉ⢊ᗕߚ߿䅼䆎催乥ᤃࡼᴵӊϟϡৠᖂࡼ乥⥛ǃᖂࡼᐙؐǃ߱ྟ㾺य़䬔ሖ८ᑺᇍᴤ᭭⺼ᤳ⡍ᗻⱘᕅડDŽ✊ৢˈ䞛⫼䴲㒓ᗻ᳝䰤ܗߚᵤ䕃ӊABAQUSᇍ⬉䖲఼㾺⚍ᴤ᭭ᖂࡼ⺼ᤳ䖯㸠ӓⳳߚᵤDŽߚ߿ᇍ㾺⚍㾺ᇍⱘ㾺⡍ᕕǃ催乥ᖂࡼ䖛Ёᨽ᪺ⱘᇣᴤ᭭ⱘ催乥ᖂࡼ⺼ᤳㄝϝϾݙᆍ䖯㸠ӓⳳߚᵤDŽᴤ᭭⺼ᤳӓⳳЁˈᇚࡼᗕⱘ⺼ᤳ䖛ㄝᬜЎ䴭ᗕ㾺䯂乬ˈ߽⫼ABAQUSᄤᑣUMESHMOTIONᦤপⳌ݇ᄺখ᭄ˈ
6、䗮䖛㒣ⱘArchard⺼ᤳൟ䅵ㅫ⺼ᤳ⏅ᑺˈḍ䅵ㅫ㒧ᵰˈ⫼ABAQUSⱘ㞾䗖ᑨ㔥Ḑ䇗ᭈᡔᴃ䇗ᭈ㔥ḐDŽѢ䆹ӓⳳᮍ⊩ˈߚᵤᖂࡼᐙؐǃ㾺य़ǃᖂࡼ乥⥛ᇍ㾺ᇍ⺼ᤳ䞣ⱘᕅડˈᓎゟ⺼ᤳ⏅ᑺৠ݊ҪⳌ݇ব䞣ⱘ᭄ᄺ݇㋏DŽ᳔ৢˈ㒧ড়䆩偠Ϣӓⳳ㒧ᵰˈߚᵤ⬉䖲఼㾺⚍ᴤ᭭催乥ᖂࡼ⺼ᤳⱘ༅ᬜᴎ⧚DŽᇍϡৠᴵӊϟᖂࡼ᭥㸼䴶ᔶ䉠ঞ⡍⚍䖯㸠ߚᵤˈ䯤ᯢᖂࡼᨽ᪺ᴎ⧚ˈ㾷䞞ᖂࡼᨽ᪺Ϣ᱂䗮⒥ࡼᨽ᪺ϡৠⱘॳDŽ䖯㗠ߚᵤ㾺⚍催乥ᖂࡼ⬉㾺ᗻ㛑䗔࣪䖛ˈ䅼䆎⬉⌕ᇍᴤ᭭ᖂࡼ༅ᬜⱘᕅડDŽḍҹϞ㒧䆎ˈ䖯㸠ᘏ㒧ˈ㒭ߎᴤ᭭ᖂࡼ⺼ᤳ༅ᬜ䖛ⱘൟDŽ݇䬂
7、䆡˖⬉䖲఼˗ᖂࡼ⺼ᤳ˗催乥˗㾺⬉䰏˗ABAQUS˗༅ᬜᴎ⧚-I-જᇨⒼᎹϮᄺᎹᄺ⸩ᄺԡ䆎᭛AbstractElectricalconnectorisakindofcrucialportcomponent.Itisoftenaffectedbyitsworkingcircumstanceandcondition,especiallythoseusedinaerospacesystem,andtheseconnectorssufferfromhighfrequencyvibrationwhichcanle
8、adtofrettingwearevenfailure.Previouslyresearchesmainlyaimedatfrettingwearinducedbylowfrequencyfrom0.01Hzto80Hz.Accordingtothisreason,thispapermainlystudiedhighfrequencyfrettingwearcharacteristicsofcont
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