LMS測(cè)試設(shè)置步驟

1、4.3、Calibration 設(shè)置(1)麥克風(fēng)標(biāo)定設(shè)冒Unit： Pa?Frequency: 1OOOHzLevel：根據(jù)標(biāo)定器量程確定標(biāo)定值，比如聲音標(biāo)定何124Pa、114Pa、94Pa等量程9同時(shí)必須選擇dB(rms):Max. calibration time: 10s；勾選 Autorange before Calibration；(2)靈敏度標(biāo)定標(biāo)定設(shè)置好后選中將標(biāo)定的麥克風(fēng)對(duì)應(yīng)的通道，依次點(diǎn)擊check, start.人:(:切1等如果在標(biāo)定中出現(xiàn)問(wèn)題，町以選擇Break或Reject.要求前后兩次的標(biāo)定井值不得大002m，否則再次標(biāo)定;(3)標(biāo)定完后及時(shí)保存。LMS Test

2、labHhipSiupAcq廳S-mp0晶Pgctring4.4、Tracking Setup(1)轉(zhuǎn)速設(shè)宣：先選擇被激活的轉(zhuǎn)速通道再根據(jù)脈沖信號(hào)幅值大小設(shè)置合適的觸發(fā)電3壓，要求能觸發(fā)即可；Pulse Per rev欄根據(jù)信號(hào)原理進(jìn)行設(shè)宣比如釆用曲軸位置光電傳感器并只貼一片反光紙時(shí)，設(shè)置為1，采用ECU輸入轉(zhuǎn)速信號(hào)時(shí)設(shè)置為2；(2) GPS追蹤車速設(shè)置點(diǎn)擊Derived,在彈出的Define Derived Tachos對(duì)話框中點(diǎn)擊New tacho,然后輸入車速轉(zhuǎn)換公式，舊的GPS公式為(0.0001518*72) Ekm/h；新的GPS公式為(T1 kni/h1000km/h*0 036

3、；然后點(diǎn)Check, close。選擇之前保證Channeal Setup中Tacho2被激活1 Tacho Display M41 1 I 嚇R 根據(jù)Tag中信號(hào)幅值大小芳益話Tacho Settings : Tacho2 (T2)3做調(diào)整，保證觸發(fā)即可2.00Tracking曲軸位置光電設(shè)置為b 接ECU設(shè)a為2More.|6?SO I 3etill*亦4I5W1心0notf keen, apeu*4rrwwvu *CdKnse第步：Acoustic設(shè)置示例wetxoi 牝g dB(RMS)t g*血4rt 1 D # B 1 rfvlrl*i 3X0玄0|跖p W 八；.：7 1*，中n

4、 wOnKiie ProcessingWMiqAP 火awe.XHwnr 5jgJu*24a.Zv4gr*;HsEJrfcrrun( ? Jt,iu$gkWssM H lwr(u |iMmSkrVTUWmil6伽tiMwrrt tsoiti,9m.Mt“u秒(yiygHntujivI第三步5 Order SMtion設(shè)置示例。注意：此處只有在Txh。通道激活（在Channel Setup中勾起）的時(shí)候可選Order SeetteroFrequency SecbomA(Mione ovcral levelSection.:hmiePjOveral level第四步：Overall level設(shè)置

5、示例。CdAveSecbOTtfSectionCrcbr Xcnm | 升q*cy Svcbont | OctE Wtem | 6w4l lev ipKln/n h(Mrtevlun wutd0g N(*vt oe第五步5 Map Statistics設(shè)置示例。CMmitfeertngV%heC*Z0,158 ；01588葉 ut20gShft*0.158 ：0.1539bvut21CearShn-Y0J56 :0.15S10Z22Omt Sht*Z0皿：007911Irpul23Dah Boofd *10J58 :015612Irv)ut240,079 土0D79 I tongeasSted

6、lUytoard Information52、TrackingD複通ip(9f I OnimeFlint SemiF3F4RangesTrackingTrto:2(T2)PU89S per revF5F6F8Acq.ProjectMeasure與 4.4 Tracking Setup 設(shè)置相同boo:IDerived. |J 2:1Mxe1MorsOUw Triggers $tt U% Tbrouipul| 0Tmeung method:Direbon:AcQUQition rule:Averagng type:Expon PareiW erMr53. AcqPut* FMpkMef I On

7、line Procetino SettingsF3F4F6F6F8lUngeft TrackingAcq.Protect Measue振動(dòng)和噪聲佶號(hào)的分析帯寬ElUAitfrfe Sample RotetMoreV H2MOD2800F9FS振動(dòng)和噪聲倍號(hào)的頻率分辨I 叼 Fixed SerapAngITrigger deRhgsQ Use Pretrigger O Start X-kkIs (fomzetoFfWRunr Ff決定了 Acoustic和 Vibration通道不能 在數(shù)采前端的同 一個(gè)模塊。54、Measure測(cè)試之前點(diǎn)擊more.把processing mode改為后處理模

8、式.當(dāng)所有的設(shè)置都 完成，并H檢杳無(wú)誤后方可進(jìn)行測(cè)試測(cè)試時(shí)，同一工況必須測(cè)試三次（便于檢金數(shù)據(jù)的一致性）。F3F4F5F6F8R9“TuckingAcq。PicfeciMosMMeRinNwne. IrwiiBeasuce optionsfX IProcessing modeRPMAfnofaten AvefM 1 匚 Equdntvt X-Ans vttien csfciMm seebens Montoing Hstorysiw A AiCocnetic occepUcioct rw 1 nAycto Feedback1Er* rzVTrac*hgui:h3.TimeetapspctCMrc

9、fton0.00done:【憎芒30 000bcrement0$00測(cè)試Z前點(diǎn)擊mo 把processing mode改為后處理模式 LIint ths nixTber d ortne chomtfsSelect etumeu： |l OFFLINENO OVERLOADex 當(dāng)所冇的設(shè)置都立成.井冃檢杳無(wú)誤厲方可進(jìn)行測(cè)試ReadyOFFLINENO OVERLOADNO OVERLOAD點(diǎn)擊做好測(cè)試朮AnnOtSttm出出現(xiàn)Ready時(shí) 點(diǎn)擊幵始測(cè)試v*“v*II*bw測(cè)試時(shí)問(wèn)、測(cè)試點(diǎn) 數(shù).發(fā)動(dòng)機(jī)轉(zhuǎn)速、 楚否過(guò)載等信息CartAj凰亙gg芯TZl巨于WOOVBUOAOj 豆測(cè)試進(jìn)度顯M條冗測(cè)

10、試完成后會(huì)彈 出該對(duì)話框， 確定是否需要保 存改組數(shù)據(jù)Woddycu (otospihs rin T(Cco9ddrte =1 dJa pelanrg lo the un,)NoicaM-i測(cè)試完成NO OVERLOADIoaB5.5、Project6、數(shù)據(jù)結(jié)果檢查及清理現(xiàn)場(chǎng)6.1 添加 Compare Runs模塊SefconiNavigatorAdd-ins .Qptilec.1JsearchRQd .orQ Backo2iAddress:My ComputetData ViAdd Sew Attribute. Load attributes List. Sftvft Attrituts

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13、 Driver Remote Control岡Cancei4 Run Data Averaging & ComparbiXh OrganizerinrouTipui rroteysing廠 Sound Diagnosis 廠 Sound Intensity Analysis,2.試驗(yàn)數(shù)據(jù)比較田I TesLUb 凸 v UjUciB(0 A500J3IU IQ Sggl土3efi 肌1已 G2.UF.3 也心 “ Strch RZ4s(3 Injat Bftskt MiF Onliht Dtlt 23 .wkspyVaA* 坯Colo納1 女 FrohtBxk I TrontBack 2 Tro

14、ntBuk 330 Evporl toCopyDLteAdd to Input BttkvtCom pare RunsDrt Source SclecoongjClrropirties.OMociftecE Run:lnxM8ashA ISecbcn.Secfiord浮 |RepteeRun SelectionTrKbng mods I RunupFvc*e Acquhi竹QU SetupOnline PtocessEgMeasurePost Processing :Compare Hunsr* zMrOR1 fwvna: anUaonswxrVWt*w5*A* !VECMaec*ra l3fK*:c4tmsa k*: y/J 2-3t! i *J-*5、Iq11如皿* b1 UArUQ JE(WeVhiWRJWAHA4VQl（* 1ir* -LMS Teel,1 a