Page 212 - 《水资源与水工程学报》2023年第5期
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               98.1%,respectively.Astheparticlesizeincreases,theeffectivefiltrationefficiencyoftheparticlegroup
               alsoincreasesgradually ,indicatingthatthefiltrationefficiencyofthescreenforthecoarseparticlegroupis
               significantlygreaterthanthatforthefineparticlegroup,whichfurtherprovestherationalityoftheproposed
               effectivefiltrationefficiencyinthisstudy.Theresearchresultscanprovideacalculationbasisforamoreac
               curateandcomprehensiveevaluationofthefiltrationeffectofthescreenfilter ,andsupplementtheinsuffi
               ciencyofthecalculationmethodoffiltrationefficiencyintheexistingspecifications.
               Keywords:screenfilter;filterscreen;effectivefiltrationefficiency;sandcontent;particlegroupsizedis
               tribution ;prepump
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