基于電磁效應(yīng)的振動源能量獲取MEMS微電源設(shè)計(jì).pdf

1、目錄摘要..................................................……1Abstract..................................................……2第一章引言.................................……4第一節(jié)本文研究意義...................................……4第二節(jié)振動源能量獲取MEMS

2、微電源國內(nèi)外研究現(xiàn)狀........……6第三節(jié)本文研究的主要內(nèi)容............................……n第二章電磁式振動微電源的拾振部分........................……14第一節(jié)拾振部分設(shè)計(jì)理論背景..........................……14第二節(jié)拾振部分的設(shè)計(jì)................................……20第三節(jié)懸臂梁結(jié)構(gòu)的靜態(tài)及模態(tài)分析.......

3、.............……25第三章電磁式振動微電源的能量轉(zhuǎn)化部分設(shè)計(jì)................……30第一節(jié)電磁感應(yīng)定律與電動勢計(jì)算......................……30第二節(jié)微電源的功率計(jì)算......……，.......……，...……32第三節(jié)能量轉(zhuǎn)化部分永磁鐵和線圈的設(shè)計(jì)................……36第四節(jié)能量轉(zhuǎn)化部分的電磁場軟件分析..................……45第四章總結(jié)和展望

4、........................................……50參考文獻(xiàn).................................................……52后記.................................................……57Ab5tractMieroPower15oneoftheifnPortantresearehareainthedeveloPme

5、ntofMEMSteehnology，andit15ankeyeomPonentinrealizingtheautonomousworkingofwirelesseo朋unieationsystems，portablemobileProduetsandInternetofThings(IOT).InthisPaPer，AeleetromagnetieMEMSmieroPowersystemforvibrationenergyharves

6、tingoveraPredeterminedlowfrequeneyvibrationenvironment15designed.TheeleetromagnetieMEMSmieroPowersystem15eonsistoftwoparts:one15forvibrationenergyharvesting，theotherone15forenergytransformation.Thereseareheontentsandrese

7、arehresultsinthisPaPer15Presentedasfollows.1)Partfvibrationenergyharvesting:Thevib:ationmodelandthevibratoryresPonseofthisPartareanalysedtheoretieally，andthementali七yofdesigning15Pointedout，whieh15tomaximize七h(yuǎn)evibrationa

8、mP11tudeandaequiremuehmorevibrationenergy，themieroPowersystemshouldworkatresonaneeandthedampingratioshouldbelow.Consideringthefeatureoflowfrequeneyvibrationenvironment，akindofs七rueturewithaeantileverbeam15designedandoPti

9、mizedtomatehetheexeitationfrequeneyandtodeereasethedamPingratio.TheParametermodeloftheeant1leverbeambyuseoftheANSYSsoftware15setuPandanalyzedtoverifytheresults，ineludethestatieanalysis，themodelanalysisandtheresonantanaly

10、sis.2)Partfenergytransfmation:theEleetromagnetieinduetionPrineiPle，theoutPutvoltageandtheoutPutPowerofthemieroPowersystemareanalysedtheoretieally，andthementalityofdesigning15Pointedout，whieh15toaequiremuehmoreoutPutvolta