The_Centrifugal_Pump.pdf

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1、GRUNDFOSRESEARCHANDTECHNOLOGYTheCentrifugalPumpTheCentrifugalPump5Allrightsreserved.Mechanical,electronic,photographicorotherreproductionorcopyingfromthisbookorpartsofitareaccordingtothepresentDanishcopyrightlawnotallowedwithoutwrittenpermissionfromoragreementwithGRUNDFOSM

2、anagementA/S.GRUNDFOSManagementA/Scannotbeheldresponsibleforthecorrectnessoftheinformationgiveninthebook.Usageofinformationisatyourownresponsibility.6Inchapter3youcanreadabouthowtoadjustthePrefacepump’sperformancewhenitisinoperationinasystem.Thetheoreticalbasisforenergycon

3、versioninacentrifu-galpumpisintroducedinchapter4,andwegothroughhowaffinityrulesareusedforscalingtheperformanceIntheDepartmentofStructuralandFluidMechanicsofpumpimpellers.Inchapter5,wedescribethediffer-wearehappytopresentthefirstEnglisheditionoftheenttypesoflosseswhichoccur

4、inthepump,andhowbook:’TheCentrifugalPump’.Wehavewrittenthebookthelossesaffectflow,headandpowerconsumption.Inbecausewewanttoshareourknowledgeofpumphy-thebook’slastchapter,chapter6,wegotroughthetestdraulics,pumpdesignandthebasicpumptermswhichtypeswhichGrundfoscontinuouslycar

5、riesoutonbothweuseinourdailywork.assembledpumpsandpumpcomponentstoensurethatthepumphasthedesiredperformance.’TheCentrifugalPump’isprimarilymeantasaninter-nalbookandisaimedattechnicianswhoworkwithTheentiredepartmenthasbeeninvolvedinthedevel-developmentandconstructionofpumpc

6、omponents.opmentofthebook.ThroughalongerperiodoftimeweFurthermore,thebookaimsatourfuturecolleagues,havediscussedtheidea,thecontentsandthestructurestudentsatuniversitiesandengineeringcolleges,whoandcollectedsourcematerial.Theframeworkofthecanusethebookasareferenceandsourceo

7、finspira-Danishbookwasmadeaftersomeintensiveworkingtionintheirstudies.Ourintentionhasbeentowritedaysat‘Himmelbjerget’.Theresultofthedepartment’sanintroductorybookthatgivesanoverviewofthehy-engagementandeffortthroughseveralyearsisthebookdrauliccomponentsinthepumpandatthesam

8、etimewhichyouareholding.enablestechnicianstoseehowchangesinconstruc-tionandoperationinflu