基于LabVIEW的氣渦輪流量計(jì)標(biāo)定裝置的設(shè)計(jì)與實(shí)現(xiàn).pdf

1、天津大學(xué)碩士學(xué)位論文基于LabVIEW的氣渦輪流量計(jì)標(biāo)定裝置的設(shè)計(jì)與實(shí)現(xiàn)姓名：劉運(yùn)明申請(qǐng)學(xué)位級(jí)別：碩士專(zhuān)業(yè)：控制科學(xué)與工程指導(dǎo)教師：姜印平201112ABSTRACTWiththerapiddevelopmentofindustrialmodernization，especiallythefastprogressofWestEastGasProjectandthegeneralimprovementoftheresidents’gasu

2、tilizationrate，theaccuratemeasurementofgasflowhaveshownmoreandmoreimportanceinourcountryGasturbineflowcalibrationdeviceisacalibrationdeviceforcalibrationvariousperformanceindicatorsofgasturbineflowmetenTherearealargenumb

3、erofworksrelatedtomegasturbineflowmeterforthoseofgasturbineflowmetermanufacturers，whichallneedthegasturbineflowcalibrationdevicetocompleteAsetofgasturbineflowmetercalibrationdevicewithmeasurementprecisionandconvenientope

4、rationisofgreatsignificanceforscientificresearchandproductionactivitiesTypicallythecalibrationsystemsofconventionalgasturbineflowcalibrationdevicearemanualorsemiautomaticTheyhavemanyshortsTheoperationprocessisverycomplex

5、，thedataverificationprocessevenneedsartificialrecords，sometimesthetestresultsrequiresmanuallycalculated，samplingtimesynchronizationisnoteasytocontrol，alsothecalibrationspeedistooslowandtheerrorratioisveryhigh，allofwhichg

6、reatlylimitstheimprovementoflaborproductivityThispaperbeganwithintroductionofthevirtualinstrumenttechnologyFirstthevirtualinstrumenttechnology’Sdomesticdevelopmentstatus，characteristicsandadvantageswerepersentedandtheflo

7、wmeter’SworkingprincipleandtheclassificationweredescribedThentheimplementationofHardwarecircuitandmechanicaldesignwasintroduced，includingtheselectionofsensors，designationofsignalconditioningcircuit，theuseofthedataacquisi

8、tioncardPCI8333，andthedesignofmechanicalprocessingstructureandSOonWhat’Smore，thePIDcontrolalgorithmofInverterwasfocusedon，andtheprocessandmethodtoachievePIDcontrolwereexplainedFinallyarealtimedisplaycontrolsystemwithfrie

9、ndlymanmachineinterface，goodmeasurementaccuracyandhighefficiencyoperationwasdesignedinthecombinationofLabVIEWwhichisaperfectgraphicalprogrammingsoftwareKEYWORDS：GasturbineflowmeterCalibrationdevice，Virtualinstrument，LabV