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ofelectriclocomotivein

2、flow．Andeatenaryworkinthebadnaturalenvironment,thespaceposition，connectionstatusisdynamic，andtheprobabilityoffailureisbigger．Therefore，strengtheningthecatenaryofon—linemonitoring，understandthecurrentstateofwork，timelyfindouttheproblemsandpotentialrisks，toensu

3、rethesafeoperationofhigh—speedelectrifiedrailwayhasthevitalsignificance．，nlispaper011thestudyofthecatenaryrunningstatemonitoring，onthebasisofthecontentandtheresearchstatusathomeandabroad，brieflyanaiyzedtheeatenarycompensationdeviceandthecontactwiretensionandt

4、herelationofcontactlinebetweentheimportantinfluencetothecatenarysecuritystatus，putforwardbymonitoringcompensationdeviceobjecttuoaccelerationandratchetwheelangulardeviationbothindirectparameterforsafestatechangestoreflectthecatenary,atthesametimeonlinecliptoin

5、stallwirelesstemperaturesensorCanbeusedformonitoringbrokenwiresinextremesituations．Accordingtotheplanformonitoringandrequirements，completedtheeatenarysecuritystatusbasedontensionandtemperatureon-linemonitoringsystemforthedesignoftheprototype，usinghigh-precisi

6、onsensortodroptuoacceleration,ratchetwheelangulardeviationandclamptemperatureacquisitionofthreeparametersusingDSPasthecoreprocessorfordataprocessing，andthroughthe3Gwirelesscommunicationtechnologytothecollecteddatareal—limetransmissiontothemonitoringcenterinth

7、ePCsoftware．UndertheconditionoffieMwork，powersupplymoduleusingsolarpanelstopowersupply．Finally，shanghai-k：Illmlingpassengerdedicatedlineinnanchangsectionofon—siteinstallationofthemonitoringsystemprototypetest,theanalysisofmonitoringtothelargenumberofdataproce

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