河套灌區(qū)節(jié)水灌溉對(duì)排水泵站運(yùn)行參數(shù)影響研究.pdf

1、分類號(hào)TU992學(xué)校代碼10129UDC621.6學(xué)號(hào)08206010河套灌區(qū)節(jié)水灌溉對(duì)排水泵站運(yùn)行參數(shù)影響研究TheInfluenceofWaterSavingIrrigationonDrainagePumpingStationOperatingparametersinHetaoIrrigationArea申請(qǐng)人：賈辛慧學(xué)科門類：工學(xué)學(xué)科專業(yè)：市政工程研究方向：泵及泵站優(yōu)化設(shè)計(jì)指導(dǎo)教師：袁?；萁淌谡撐奶峤蝗掌冢憾栆灰荒晡逶耇heIn

2、fluenceofWaterSavingIrrigationonDrainagePumpingStationOperatingparametersinHetaoIrrigationAreaAbstractDrainagepumpingstationwhichisimptantcomponentoftheHetaoirrigationareadrainagesystemistheonlywaytoexcretedrainageafteri

3、rrigation.Majitydrainagepumpingstationswerebuiltin1960sto1970sinirrigationarea.Resentlyafterimplementedplanofsavewaterthemodulusofdrainagehadchanged.Soalotofpumpingstationswereawayfromthenmalwkinginefficientstircausedwas

4、teofenergyseriouslyreducedtheefficiencyofpumpingstations.TherefeitisimptanttoresearchthekeytechnologiesofrenovationofpumpingstationsintheHetaoirrigationarea.Significantchangesinflowwaterlevelwhichmadethetechnologiesofren

5、ovationofthepumpingstationsisurgentextremely.ThekeyofrenovationisgraspaccuratelythemodulusofdrainagethechangeofdisplacementwaterleveloftotaldrainthedisplacementwaterlevelofWuLiangsuhaiaftersavingwater.Thispaperappliestot

6、hemodulusmethodofrowfieldoftheHetaoirrigationareathenprodictthedisplacementthedisplacementalmosthadreducedbyhalfaftersavingwater.Usingthemethodofmultiplelinearregressionofpracticalstatisticstoestablishedfmulaaboutwaterle

7、velofthepumpingstationthentoanalyzeitssignificancetheoptimalequation.Theresultsshowthattheeffectisgoodthesignificanceisobvious.Thentakeflowintotheequationcalculatethecrespondingwaterlevelfinallygetlift.Itsdecreasedby0.6m

8、eteralmost.Onthebasisofmasteroperatingparametersofpumpstationtoredesignrenovatethestation.Fexamplemastertheflowanewaterleveloftheseventhdrainaftersavingwaterrepump.Itshowthattheconditionofpumpstationhadimprovedcompletely

9、.Pumpingefficiencyhadimprovedextradinary.Itavoidthewasteofenergyeffectively.Keywds：Pumpingstationrenovation；Designparameters；waterlevelmodelDirectedby：Prof.YUANBaoHuiApplicantfMasterdegree：JIAXinHui(MunicipalEngineering)