基于無線數(shù)據(jù)傳輸?shù)牧W(xué)實(shí)驗臺測試系統(tǒng)研究.pdf

1、中北大學(xué)碩士學(xué)位論文基于無線數(shù)據(jù)傳輸?shù)牧W(xué)實(shí)驗臺測試系統(tǒng)研究姓名：陳茂華申請學(xué)位級別：碩士專業(yè)：測試計量技術(shù)及儀器指導(dǎo)教師：裴東興20080419ResearchonWirelessdatatransmissionBasedTestingSystemforMechanicsTestBenchChenMaohuaPeiDongxingABSTRACTThecomprehensivemechanicstestbenchbasedonwire

2、lesstestingtechnologiesisdcvelopodfortheneedofmechanicstestsinhighereducationandofimprovingeducationqualityThesystemiscomposedoftwoparts，torsionmechanicstestbench，whichintegratesbeambendingandtwistingfacilities，andwirele

3、sscommunicationtechnologiesbasedwirelesstestingsystem，whichincludesdatacollectingpartthatcollectsstrainsignalsandcomputerbaseddataprocessingsoflpanel。Thispaperelaboratestheresearchprojectonbelowaspects：Firstlyintroductio

4、nofresearchbackground，currentsituationandtargets，andabriefreviewofwirelessdatatransmissiontechnologyMeanwhile，thedesigningfortheoverallstructureofthetestingsystemisresearched，andintroductionofrelevanttheoriesincludingthe

5、testsystemdesign，intelligentinstrumentdesignandmodedesignandsamplingstrategiesalemade。Secondlydetailedintroductionofthesendingandreceivingmodulesinthewirelesstestingsystem。Moreoverdesigningandtestingalealsoconductedonbri

6、dgebalance，amplifiltering，singlechipcontrolledA／Ddataconversionatthesendingmodule，andondatastoringandcomputerdatacommunicationatthereceivingmoduleThirdlywirelessdatatransmissionandwirelesssendingandreceivingchipnRF2401，t

7、heCOreofwirelessdatatransmission，areparticularlyintroduced。ThefunctionofnRF2401isgivenandsoftwaredesignandmainsubroutineflowchartsforthesendingandreceivingmodulesaleelaboratedandanalyzedFinallydetailedanalysisismadeontes

8、tingdatainadditiontothetheoreticalanalysisontorsiontestbenchcomponentsThepaperputsforwardthesystemerrorsresultedfrombridgebalance，circuitry1／4bridgearna，andanalyzestheerrorsateachpartAdvantagesanddisadvantagesoftheentire