无线通信技术在电网通信中的应用前景

英文翻译08通信（2）班余凯0805070120英文文献：Theapplicationprospectsofwirelesscommunicationtechnologyinthegridcommunication[TechnicalAnalysisofthethesisKeywords]wireless;gridcommunication;[Abstract]Withtherapiddevelopmentofmodernscienceandtechnologytobuildtheperfectstrongandreliablecommunicationsnetwork,hasbecomeincreasinglyimportant.Thearticlescombinethecharacteristicsandneedsoftheelectricpowercommunicationsandwirelessfeaturesofthenewtechnology,analyzetheapplicationprospectsofwirelesscommunicationtechnologyinthepowergridcommunications.First,anoverviewElectricpowercommunicationnetworkisruninordertoensurethesecurityandstabilityofpowersystemcameintobeing.Withthepowersystemsecurityandstabilitycontrolsystems,dispatchingautomationsystemiscollectivelyknownasthepowersystemsecurityandstabilityofthethreepillars.China'selectricpowercommunicationnetworkthroughtheconstructionofseveraldecadesofupsanddowns,hasbeguntotakeshape,buildandbecomeinterchangecommunicationnetworkviasatellite,microwave,carrier,cableandothermeansofcommunication.Withthedevelopmentofwirelesscommunicationtechnology,wirelesscommunicationsystemcharacteristicschangedramatically.Inrecognitionofthewirelesscommunicationnetworkisnotdependentonthegridgrid,andstrongresistancetonaturaldisasters,butalsohaslargebandwidthandtransmissiondistance,non-line-of-sighttransmission,etc.,isverysuitabletomakeupforthecommunicationofsinglecoverageincompletesurfacedefects.Thispaperbrieflydescribestheapplicationcharacteristics,advantagesanddisadvantagesofwirelesscommunicationstransmissionsystem,andanalyzetheprospectsofitsapplicationinpowersystem.Completenetworktransmissionsystembasedonthefuturedevelopmenttrendofthesensornetworktowardsthenetworktofurtherimprovethetechnology-theapplicationofthesensornetworktechnologyandnetworksupport.Promotetheapplicationofsensornetworksfromtheperspectiveofthemanufacturingofsensornodehardwareplatform,networkapplicationtechnologydevelopmenttoreal-worldapplicationsinto;networksupporttechniquesincludepositioningtechnologies,synchronizationtechnology,securitytechnology,withinthenetworkinformationprocessingtechnology,tonetworkperformanceenhancethemainobjectivetoimproveoverallnetworkqualityofserviceandintelligent.Withinthenetwork,informationprocessingtechnologyisdesignedpackagingfurtherintegrationoftheoriginaldatacollection,informationprocessingandcomputingmigratetowithinthesensornetwork,whichsimplifiestheequipmentrequirementsontheclient,theusersidecanbeperceivedtousemorelow-endandsimpleequipmentreadandapplyinformation.Networkinformationprocessingtechnologyallowsthesensornetworkhasamoreadvanced,betterinformationprocessingcapabilities,availabletotheuser'sperceptionoftheinformationwillbeeasiertounderstand.Second,thewirelesstechnologyintroduced(A)theconceptofwirelesscommunicationtechnologyCurrently,wirelesscommunicationsanditsapplicationshasbecomeoneofthemostactiveareasofresearchintheinformationscienceandtechnologytoday.Thegeneralbythewirelessbasestations,wirelessterminalandapplicationserver.(B)thedevelopmentstatusofwirelesscommunicationtechnologyWirelesscommunicationstechnologyinaccordancewiththetransmissiondistancecanberoughlydividedintothefollowingfourtechnologybasedonIEEE802.15wirelesspersonalareanetwork(WPAN),wirelessmetropolitanareanetworkbasedonIEEE802.11wirelesslocalareanetwork(WLAN)basedontheIEEE802.16(WMAN)andIEEE802.20-basedwirelessWAN(WWAN).Overall,therepresentativesofthelong-distancewirelessaccesstechnologies:GSM,GPRS,3G;onbehalfoftheshort-rangewirelessaccesstechnologies,including:WLAN,UWB.Canbedividedinaccordancewiththemobilityofmobileaccessandfixedaccess.Fixedwirelessaccesstechnology:3.5GHzwirelessaccess(MMDS),LocalMultipointDistributionService(LMDS),802.16d;mobilewirelessaccesstechnologiesincluding:802.15ofWPANs,802.11WLAN,802.16eWiMAX,802.20WWAN.Inaccordancewiththebandwidthcanbedividedintonarrow-bandwirelessaccessandbroadbandwirelessaccess.Representativesofwhichbroadbandwirelessaccesstechnologies3G,LMDS,WiMAX;narrow-bandwirelessaccesstechnologyonbehalfoffirst-andsecond-generationcellularmobilecommunicationsystem.AmajorwirelesscommunicationstechnologyFromtechnologytrendscanbeseenasthecoreoftheOFDM+MIMOwirelesscommunicationstechnologywillbecomethemainstreamofthedevelopmentdirectionoffuturewirelesscommunications.Thecurrentwirelesscommunicationstechnologybasedonthistechnologyare:fourkindsofB3G,WiMAX,WiFi,ofWMNandothertechnologies.OtherwirelesscommunicationstechnologyInadditiontothemainstreamwirelesscommunicationstechnology,wirelesscommunicationtechnologyalsoincludes:IrDA,Bluetooth,theRFID,UWB,clustercommunications,andothershort-rangecommunicationstechnologyandonLMDS,MMDS,andpoint-to-pointmicrowave,satellitecommunications,longdistancecommunicationtechnology.(1)theIrDA:InfraredDataAssociation,isapoint-to-pointdatatransferprotocol,thecommunicationdistanceisgenerallybetween0~1m,thefastesttransferratesupto16Mbps,thecommunicationmediumforthenear-infraredwavelengthsaround900nm.(2)Bluetooth:Bluetoothintheglobalopen2.4GHzISMbandusingfrequencyhoppingspreadspectrumtech