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自动化学报 2005
基于模糊决策方法的管道泄漏诊断与定位, PP. 484-490 Keywords: Leakdetectionandlocalization,fuzzydecision-making,pressuregradient,negativepressurewave Abstract: ？Aleakdetectionplaysakeyroleintheoverallintegritymonitoringforaoilpipelinesystem.Afuzzydecision-makingapproachtopipelineleaklocalizationisproposedinthispaper.Thetwomainmethods,pressuregradientlocalizationandnegativepressurewavelocalization,arecombinedwithfuzzylogicaldecision-makingmethodtoformanovelfaultdiagnosisscheme.Thecombinationschemecanimprovetheprecisionoflocalization.Anapplicationexample,14kmlongoilpipelineleakdetectionandlocalization,isillustrated.Thismethodiscomparedwithothersthroughpracticalexperimentsanditsvalidityisconfirmedbytheresults.
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