高比轉(zhuǎn)數(shù)雙蝸殼混流泵設(shè)計(jì)及流動(dòng)特性分析高比轉(zhuǎn)數(shù)雙蝸殼混流泵設(shè)計(jì)及流動(dòng)特性分析

《高比轉(zhuǎn)數(shù)雙蝸殼混流泵設(shè)計(jì)及流動(dòng)特性分析高比轉(zhuǎn)數(shù)雙蝸殼混流泵設(shè)計(jì)及流動(dòng)特性分析》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在應(yīng)用文檔-天天文庫(kù)。

1、“法律服務(wù)進(jìn)基層”活動(dòng)總結(jié)12月8日，隨著第三期法律知識(shí)培訓(xùn)在少林服務(wù)區(qū)舉辦，少新管理處XX年“法律服務(wù)進(jìn)基層”系列培訓(xùn)活動(dòng)圓滿結(jié)束高比轉(zhuǎn)數(shù)雙蝸殼混流泵設(shè)計(jì)及流動(dòng)特性分析高比轉(zhuǎn)數(shù)雙蝸殼混流泵設(shè)計(jì)及流動(dòng)特性分析泵；優(yōu)化；設(shè)計(jì)；高比轉(zhuǎn)數(shù)；雙蝸殼；流動(dòng)特性；徑向力Designandinternalflowfieldanalysisofhighspecificmixed-flowpumpwithdoublevolutesShiWei1,2,LiYanjun1,YuanShouqi1,DengDongsheng2,LiuJun2,ZhangDa

2、qing1(1.NationalResearchCenterofPumps,JiangsuUniversity,Zhenjiang,China;2.JiangsuWaterSourceCo.,Ltd.oftheEasternRouteofSouth-to-NorthWaterDivision,Nanjing,China)Abstract:Globalenergyissuesaffecttheeconomicdevelopment,itisthebaseofimprovingnationalstandardoflivingconditi

3、ons.Accordingtoincompletestatistics,powerconsumptionofpumpsaccountapproximately17％oftotalgeneratingcapacity.Therebyincreasingtheefficiencyofthepumpis特邀省委黨校教授進(jìn)行授課，以“用社會(huì)主義核心價(jià)值觀凝心聚力”為主題，系統(tǒng)闡釋了社會(huì)主義核心價(jià)值觀的基本內(nèi)涵、重要意義和實(shí)踐路徑“法律服務(wù)進(jìn)基層”活動(dòng)總結(jié)12月8日，隨著第三期法律知識(shí)培訓(xùn)在少林服務(wù)區(qū)舉辦，少新管理處XX年“法律服務(wù)進(jìn)基層”系列

4、培訓(xùn)活動(dòng)圓滿結(jié)束necessarytoenergyconservationwhichalsohasaveryimportantsignificanceoncreatingaresource-savingsociety.Mixed-flowpumpsaremoreandmorewidelyappliedtoindustrialandagriculturalproduction,therequirementoftheperformanceofthemixed-flowpumpbecomeincreasinglyhigh.Whenthewo

5、rkingconditiondeviatesfromthedesignedcondition,theflowfiledatimpelleroutletdoesnotmatchwellwiththeflowfieldatvoluteinlet,whichwillleadtotheefficiencydropofmixed-flowpump.Reasonabledesignofmixed-flowpumpimpellerandvolutecanimprovethedistributionofflowfield,andthenimprove

6、thehydraulicperformanceofthemixed-flowpump.Basedontheoreticalanalysis,numericalsimulationandmodelexperimentresearchmethods,impellerandvolutematchingoptimizationofhighspecificmixed-flowpumpwithvolutewereconducted.Thispaperdevelopedahigh-performancemixed-flowpumpmodelwith

7、doublevoluteswhosensequalsto585withthetargetofperfectmatchbetweenimpellerandvoluteunderdifferentflowrateconditions.Thefullthree-dimensionalnumericalcalculationinternalflow特邀省委黨校教授進(jìn)行授課，以“用社會(huì)主義核心價(jià)值觀凝心聚力”為主題，系統(tǒng)闡釋了社會(huì)主義核心價(jià)值觀的基本內(nèi)涵、重要意義和實(shí)踐路徑“法律服務(wù)進(jìn)基層”活動(dòng)總結(jié)12月8日，隨著第三期法律知識(shí)培訓(xùn)在少林服務(wù)區(qū)

8、舉辦，少新管理處XX年“法律服務(wù)進(jìn)基層”系列培訓(xùn)活動(dòng)圓滿結(jié)束fieldandradialforceoftheoptimaldesignedhighspecificspeedmixed-flowpumpwithdouble