pipes and pump.pdf

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1、SlurryPumpsProductInformation2.0PRODUCTINFORMATIONPage2.1Pumpsizing………………………………………………………....................2-SlurryFormulas…………………………………………………………...4-ThePipesystem………………………………………………………....6-Lawsforfixedimpellerdiameter………………………………………15-LawsforfixedImpellerspeed………

2、……………………………….….162.2Materialoptions……………………………………………………………….262.3Pumptesting…………………………………………………………………..342.4Applicationguide……………………………………………………………..342.4.1General…………………………………………………….......……341.SelectionofaSlurryPump-byduty…………………........................….352.Sel

3、ectionofaSlurryPump-byindustrialApplication…………………………………………………………………...352.4.2SelectionofaSlurryPump-byduty……………………......……362.4.3SelectionofaSlurryPump-byindustrialApplication……………………………………………………………412.5ConversionsandEquations…………………………………………………492.5.1Tableofusefu

4、lconversions……………………………………….492.5.2Tableofusefulequations………………………………………….502.6Maximumpossiblevibrationlevel…………………………………………...512.7Soundlevel…………………………………………………………………….512.8StandardallowableflangeforcesandmomentsforMetsoMineralspumps………………………………………………………522.9Press

5、ureratings………………………………………………………………532.0BSR10-W21Edition81/56SlurryPumpsProductInformation2.0PRODUCTINFORMATION2.1PumpsizingModernsizingproceduresforslurrypumpsarecomputerisedandeasytohandle,asinMetso’s”PumpDim™forWindows”.Itisimportanttoknowthestepsforsizingslurryp

6、umpsandtherelationshipbetweenthem,toensurethattheseproceduresarecorrectlyunderstood.Thefollowingmanualprocedureisapproximateandgivesreasonableaccuracy,exceptinextremeapplications.Forfrothpumping,alsoseeSection9.0.InstalledinapipingsystemaSlurryPumpmustberatedagains

7、tthestatichead,anydeliverypressurerequirementandallfrictionlossestobeabletoprovidetherequiredflowrate.Thedutypointiswherethepumpperformancecurvecrossesthesystemcurve.Note!Neveroverestimatethesystemresistance.Ifoverestimated,theSlurryPumpwill:Giveagreaterflowthanreq

8、uiredAbsorbmorepowerthanexpectedRuntheriskofoverloadingthemotor(andinworstcasessufferdamage)PoorsuctionconditionsmaycauseCavitation.Sufferfromahi