基于张力与温度的接触网安全状态在线监测系统设计

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1、万方数据ABSTRACTABSTRACT．ourcountryisvigorouslypromotingthedevelopmentofthehigh—speedelectrifiedrailwayatpresent．Catenaryisallimportantequipmentofitspowerrailtractionsystem．Goodcontactbetweencontactlineandpantographisthekeytoenb姒l'ethequali锣ofelectriclocomotiveinflow．Andeatenaryworkinthebadn

2、aturalenvironment,thespaceposition，connectionstatusisdynamic，andtheprobabilityoffailureisbigger．Therefore，strengtheningthecatenaryofon—linemonitoring，understandthecurrentstateofwork，timelyfindouttheproblemsandpotentialrisks，toensurethesafeoperationofhigh—speedelectrifiedrailwayhasthevita

3、lsignificance．，nlispaper011thestudyofthecatenaryrunningstatemonitoring，onthebasisofthecontentandtheresearchstatusathomeandabroad，brieflyanaiyzedtheeatenarycompensationdeviceandthecontactwiretensionandtherelationofcontactlinebetweentheimportantinfluencetothecatenarysecuritystatus，putforwa

4、rdbymonitoringcompensationdeviceobjecttuoaccelerationandratchetwheelangulardeviationbothindirectparameterforsafestatechangestoreflectthecatenary,atthesametimeonlinecliptoinstallwirelesstemperaturesensorCanbeusedformonitoringbrokenwiresinextremesituations．Accordingtotheplanformonitoringan

5、drequirements，completedtheeatenarysecuritystatusbasedontensionandtemperatureon-linemonitoringsystemforthedesignoftheprototype，usinghigh-precisionsensortodroptuoacceleration,ratchetwheelangulardeviationandclamptemperatureacquisitionofthreeparametersusingDSPasthecoreprocessorfordataprocess

6、ing，andthroughthe3Gwirelesscommunicationtechnologytothecollecteddatareal—limetransmissiontothemonitoringcenterinthePCsoftware．UndertheconditionoffieMwork，powersupplymoduleusingsolarpanelstopowersupply．Finally，shanghai-k：Illmlingpassengerdedicatedlineinnanchangsectionofon—siteinstallation

7、ofthemonitoringsystemprototypetest,theanalysisofmonitoringtothelargenumberofdataprocessing，provedthatthissystem咖runstablyforalongtimetoverifythefeasibilityofmonitoringsolution．KEYWORDS：Catenary；Wiretensileforce；onlinemonitor；Securestate；胁cliptemperatureCI．ASSNo：I1225V万方数据