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FACULTY OF ENGI NEERI NG TECHNOLOGY DEPARTMENT OFCHEMI CALENGI NEERI NG TECHNOLOGY

FLUI D MECHANI CSLABORATORY LABORATORY I NSTRUCTI ON SHEETS

COURSE CODE EXPERI MENTNO. EXPERI MENTTI TLE

BNQ 10304

EXPERI MENT5 SERI ES/PARALLELCENTRI FUGALPUMP

DATE GROUPNO. LECTURER/I NSTRUCTOR /TUTOR DATE OFREPORT SUBMI SSI ON

1) 2)

ATTENDANCE/PARTI CI PATI ON/DI SCI PLI NE: I NTRODUCTI ON: PROCEDURE: RESULTS& CALCULATI ONS S DI STRI BUTI ON OFMARKS ANALYSI D I S C U S S I ONS: FOR LABORATORY ADDI TI ONALQUESTI ONS REPORT: CONCLUSI ON SUGGESTI ONS& RECOMENDATI ONS REFERENCES: TOTAL: EXAMI NER COMMENTS:

RECEI VED DATE AND STAMP:

/5% /5% /5% /15% /15% /20% /15% /10% /5% /5% /100%

KOD ETI KA PELAJAR ( KEP) JABATAN TEKNOLOGIKEJURUTERAAN KI MI A FAKULTITEKNOLOGIKEJURUTERAAN Sayadengani nimengakubahawasayat e l ahmenyedi akanl apor ani nidengandayausaha sayasendi r i .Sayaj ugamengakut i dakmener i maat aumember isebar angbant uandal am menyedi akanl apor ani nidanmembuati kr ari nidengankeper cayaanbahawaapaapayang t er sebutdidal amnyaadal ahbenar .

Ke t ua

Nama:

Kumpul an

No.Mat r i ks:

Ahl i1

Nama:

( Tandat angan)

No.Mat r i ks: ( Tandat angan) Ahl i2

Nama: No.Mat r i ks: ( Tandat angan)

Ahl i3

Nama: No.Mat r i ks: ( Tandat angan)

No.Mat r i k: _ __ __ _ __ _ __ _ __ _ __ __ _ __ _ __ _ __ Tar i kh:

FACULTY:ENGI NEERI NG TECHNOLOGY LABORATORY:FLUI D MECHANI CS EXPERI MENT: SERI ES/PARALLEL CENTRI FUGALPUMP

EDI TI ON: REVI SI ON NO: EFFECTI VE DATE:

1/3/2014

AMENDMENT DATE:

1 . 0 OBJ ECTI VES 1 . 2 . 3 . 4 .

T os t u d yt h ec h a r a c t e r i s t i c so f s i n g l ep u mpo p e r a t i o nwi t hv a r i a b l efl o wr a t ea n dp u mps p e e d s . T oi n v e s t i g a t et h ee ff e c t o f i mp e l l e r s t y l eo np u mpp e r f o r ma n c e . T os t u d yt h ec h a r a c t e r i s t i c so f p u mp i n s e r i e so p e r a t i o nwi t hv a r i a b l efl o wr a t ea n dp u mps p e e d s . T os t u d yt h ec h a r a c t e r i s t i c so f p u mp i n p a r a l l e l o p e r a t i o nwi t hv a r i a b l efl o wr a t ea n dp u mps p e e d s .

2 . 0 LEARNI NGOUTCOMES

Demonstrate the ability to conduct experiments related to fluid flow by following standard operating procedure effectively in a group. 3 . 0I NTRODUCTI ON/ THEORY Pu mp sa r eu s e di na l mo s ta l la s p e c t so fi n d u s t r ya n de n g i n e e r i n gf r o mf e e d st or e a c t o r sa n dd i s t i l l a t i o nc o l u mn si nc h e mi c a l e n g i n e e r i n gt op u mp i n gs t o r mwa t e ri nc i v i l a n de n v i r o n me n t a l . Th e ya r ea ni n t e g r a l p a r t o f e n g i n e e r i n ga n da nu n d e r s t a n d i n go f h o wt h e ywo r ki si mp o r t a n t .Ce n t r i f u g a l p u mpi so n eo f t h emo s t wi d e l yu s e dp u mp sf o r t r a n s f e r r i n gl i q u i d s . T h i si sf o r an u mb e r o f r e a s o n s .Ce n t r i f u g a l p u mp sa r ev e r yq u i e ti nc o mp a r i s o nt oo t h e rp u mp s .Th e yh a v ear e l a t i v e l yl o wo p e r a t i n ga n dma i n t e n a n c e c o s t s . Ce n t r i f u g a l p u mp st a k eu pl i t t l efl o o r s p a c ea n dc r e a t eau n i f o r ma n dn o n p u l s a t i n gfl o w. Wh e ni d e n t i c a l p u mp sa r er u ni ns e r i e s , t h ep r e s s u r eh e a di sd o u b l e db u t t h efl o wr a t er e ma i n st h es a me . Wh e np u mp sa r er u ni n p a r a l l e l t h efl o wi si n c r e a s e db u tt h ep r e s s u r eh e a dp r o d u c e di sa p p r o x i ma t e l yt h es a mea sas i n g l ep u mp .T h i se q u i p me n t a l s o a l l o wst h es t u d yo fe ffic i e n c yo fap u mp .Th ee n e r g yi nt h i se x p e r i me n ti sp u tt h r o u g ht wot r a n s f o r ma t i o n s .Fi r s t ,t h ee l e c t r i c a l e n e r g y , wh i c hi st h ee n e r g yp u t i n t ot h es y s t e m, i st r a n s f e r r e dt ome c h a n i c a l e n e r g y , wh i c hi st h ee n e r g yr e q u i r e dt omo v et h es h a f t a n di mp e l l e r .Se c o n d ,t h eme c h a n i c a le n e r g yi st r a n s f e r r e di n t oe n e r g yo ft h efl u i d .Th i si sa c c o mp l i s h e dt h r o u g ht h ep u mp r o t a t i o n , wh i c ht r a n s f e r st h ev e l o c i t ye n e r g yo f t h ewa t e r t op r e s s u r ee n e r g y . Th eo v e r a l l e ffic i e n c yi st h ep r o d u c t o f t h eme c h a n i c a l ( s h a f t ) e ffic i e n c ya n dt h et h e r mo d y n a mi c se ffic i e n c y . Pu mp sa r ed e v i c e st h a t t r a n s f e rme c h a n i c a l e n e r g yf r o map r i memo v e ri n t ofl u i de n e r g yt op r o d u c et h efl o wo f l i q u i d s . T h e r ea r e t wob r o a dc l a s s i fi c a t i o n so f p u mp s : p o s i t i v ed i s p l a c e me n t a n dd y n a mi c .

FACULTY:ENGI NEERI NG TECHNOLOGY LABORATORY:FLUI D MECHANI CS EXPERI MENT: SERI ES/PARALLEL CENTRI FUGALPUMP

EDI TI ON: REVI SI ON NO: EFFECTI VE DATE:

1/3/2014

AMENDMENT DATE:

3 . 1 Dy n a mi cPumps Dy n a mi cp u mp sa d de n e r g yt ot h efl u i db yt h ea c t i o no f r o t a t i n gb l a d e , wh i c hi n c r e a s e st h ev e l o c i t yo f t h efl u i d . Fi g u r e1s h o ws t h ec o n s t r u c t i o nf e a t u r e so f ac e n t r i f u g a l p u mp , t h emo s t c o mmo n l yu s e dt y p eo f d y n a mi cp u mp s .

F i g ur e1 :Con s t r u c t i onF e a t ur e so fac e nt r i f ug a l pump 3 . 2 Hor i z o nt a l Si ngl eSt a geCe nt r i f uga l Pump Ce n t r i f u g a l p u mp sh a v et woma j o r c o mp o n e n t s : i . Th ei mp e l l e rc o n s i s t so fan u mb e ro fc u r v e db l a d e s( a l s oc a l l e dv a n e s )a t t a c h e di nar e g u l a rp a t t e r nt oo n es i d eo fa c i r c u l a rh u bp l a t et h a t i sc o n n e c t e dt ot h er o t a t i n gd r i v e s h a f t . i i . Th eh o u s i n g( a l s oc a l l e dc a s i n g )i sas t a t i o n a r ys h e l l t h a t e n c l o s e dt h ei mp e l l e ra n ds u p p o r t st h er o t a t i n gd r i v es h a f t v i aa b e a r i n g . Ac e n t r i f u g a lp u mpo p e r a t e sa sf o l l o ws .Wh e nt h ep r i memo v e rr o t a t e st h ed r i v e s h a f t ,t h ei mp e l l e rfl u i di sd r a wni na x i a l l y t h r o u g ht h ec e n t e ro p e n i n g( c a l l e dt h ee y e )o ft h eh o u s i n g .Th efl u i dt h e nma k e sa0 9 0 t u r na n dfl o wsr a d i a l l yo u t wa r d .As e n e r g yi sa d d e dt ot h efl u i db yt h er o t a t i n gb l a d e s( c e n t r i f u g a la c t i o na n da c t u a lb l a d ef o r c e ) ,t h ep r e s s u r ea n dv e l o c i t y i n c r e a s eu n t i l t h efl u i dr e a c h e st h eo u t e rt i po f t h ei mp e l l e r . T h efl u i dt h e ne n t e r st h ev o l u t e s h a p e dh o u s i n gwh o s ei n c r e a s e d fl o wa r e ac a u s e st h ev e l o c i t yt od e c r e a s e . T h i sa c t i o nr e s u l t si nad e c r e a s ei nk i n e t i ce n e r g ya n da na c c o mp a n y i n gi n c r e a s ei n p r e s s u r e . T h ev o l u t e s h a p e dh o u s i n ga l s op r o v i d e sac o n t i n u o u si n c r e a s ei nfl o wa r e ai nt h ed i r e c t i o no ffl o wt op r o d u c eau n i f o r m v e l o c i t ya st h efl u i dt r a v e l sa r o u n dt h eo u t e r p o r t i o no f h o u s i n ga n dd i s c h a r g eo p e n i n g . Al t h o u g hc e n t r i f u g a l p u mp sp r o v i d es mo o t ha n dc o n t i n u o u sfl o w, t h e i rfl o wr a t eo u t p u t ( a l s oc a l l e dd i s c h a r g e )i sr e d u c i n ga s t h ee x t e r n a lr e s i s t a n c ei si n c r e a s e .I nf a c t ,b yc l o s i n gas y s t e mv a l v e( t h e r e b yc r e a t i n gt h e o r e t i c a l l yi n fi n i t ee x t e r n a l s y s t e m r e s i s t a n c e )e v e nwh i l et h ep u mpi sr u n n i n ga t d e s i g ns p e e d , i t i sp o s s i b l et os t o pp u mpo u t p u t fl o wc o mp l e t e l y . I ns u c hac a s e , n oh a r mo c c u r st ot h ep u mpu n l e s st h i sn o fl o wc o n d i t i o no c c u r so v e re x t e n d e dp e r i o dwi t hr e s u l t i n ge x c e s s i v efl u i d t e mp e r a t u r eb u i l du p .Th u sp r e s s u r er e l i e fv a l v e sa r en o tn e e d e d .T h et i p so ft h ei mp e l l e rb l a d eme r e l ys h e a rt h r o u g ht h e l i q u i d , a n dt h er o t a t i o n a l s p e e dma i n t a i n safl u i dp r e s s u r ec o r r e s p o n d i n gt ot h ec e n t r i f u g a l f o r c ee s t a b l i s h e d .F i g u r e2s h o ws t h ec u t a wa yo f ac e n t r i f u g a l p u mp .

FACULTY:ENGI NEERI NG TECHNOLOGY LABORATORY:FLUI D MECHANI CS EXPERI MENT: SERI ES/PARALLEL CENTRI FUGALPUMP

EDI TI ON: REVI SI ON NO: EFFECTI VE DATE:

1/3/2014

AMENDMENT DATE:

Fi gur e2 : t hec u t a wa yof ac e nt r i f uga l pump

Pu mpHe a dv e r s usFl owr a t eCur v e sf orCe n t r i f uga l Pump s F i g u r e3s h o wsp u mph e a dv e r s u sfl o wr a t ec u r v e sf o rac e n t r i f u g a l p u mp .Th es o l i dc u r v ei sf o rwa t e r ,wh e r e a st h ed a s h e d c u r v ei sf o ramo r ev i s c o u sfl u i ds u c ha so i l . Mo s t p u b l i s h e dp e r f o r ma n c ec u r v e sf o rc e n t r i f u g a l p u mp sa r ef o rp u mp i n gwa t e r . No t i c ef r o mFi g u r e3t h a t u s i n gafl u i dh a v i n gah i g h e rv i s c o s i t yt h a nwa t e rr e s u l t si nas ma l l e rfl o wr a t ea t ag i v e np u mph e a d . I f t h efl u i dh a sav i s c o s i t yg r e a t e rt h a n3 0 0t i me st h a t o f wa t e r , t h ep e r f o r ma n c eo f ac e n t r i f u g a l p u mpd e t e r i o r a t e se n o u g ht h a t ap o s i t i v ed i s p l a c e me n t p u mpi su s u a l l yr e c o mme n d e d .

Fi gur e3 : Pumphe a dv e r s usflowr a t ec ur v e sofc e nt r i f uga l p umpf orwa t e ra ndf oramor ev i s c o usl i qui d

FACULTY:ENGI NEERI NG TECHNOLOGY LABORATORY:FLUI D MECHANI CS EXPERI MENT: SERI ES/PARALLEL CENTRI FUGALPUMP

EDI TI ON: REVI SI ON NO: EFFECTI VE DATE:

1/3/2014

AMENDMENT DATE:

T h ema x i mu mh e a dp r o d u c e db yac e n t r i f u g a l p u mpi sc a l l e dp u mps h u t o ffh e a db e c a u s ea ne x t e r n a l s y s t e mv a l v ei sc l o s e d a n dt h e r ei sn ofl o w. No t i c ef r o mF i g u r e4t h a t a st h ee x t e r n a l s y s t e mr e s i s t a n c ed e c r e a s e( wh i c ho c c u r swh e nas y s t e mv a l v e i so p e n e dmo r e ) ,t h efl o wr a t ei n c r e a s e sa tt h ee x p e n s eo fr e d u c e dp u mph e a d .Be c a u s et h eo u t p u tfl o wr a t ec h a n g e s s i g n i fi c a n t l ywi t he x t e r n a l s y s t e mr e s i s t a n c e , c e n t r i f u g a l p u mp sa r er a r e l yu s e di nfl u i dp o we r s y s t e ms . Ze r op u mph e a de x i s t s i f t h ep u mpd i s c h a r g ep o r t we r eo p e n e dt ot h ea t mo s p h e r e , s u c ha swh e nfi l l i n gn e a r b yo p e nt a n kwi t hwa t e r . T h eo p e nt a n k r e p r e s e n t se s s e n t i a l l yz e r or e s i s t a n c et ofl o wf o r t h ep u mp . F i g u r e4s h o wswh yc e n t r i f u g a l p u mp sa r ed e s i r a b l ef o rp u mp i n gs t a t i o n su s e df o rd e l i v e r ywa t e rt oh o me sa n df a c t o r i e s . T h e d e ma n df o rwa t e rma yg ot on e a rz e r od u r i n gt h ee v e n i n ga n dr e a c hap e a kd u r i n gt h ed a y t i me ,b u tac e n t r i f u g a l p u mpc a n r e a d i l yh a n d l et h e s el a r g ec h a n g e si nwa t e rd e ma n d .Si n c et h e r ei sag r e a td e a lo fc l e a r a n c eb e t we e nt h ei mp e l l e ra n d h o u s i n g ,c e n t r i f u g a l p u mp sa r en o ts e l f p r i mi n g ,u n l i k ep o s i t i v ed i s p l a c e me n tp u mp s .Th u si fal i q u i db e i n gp u mp e df r o ma r e s e r v o i rl o c a t e db e l o wac e n t r i f u g a l p u mp , p r i mi n gi sr e q u i r e d . Pr i mi n gi st h ep r e fi l l i n go f t h ep u mph o u s i n ga n di n l e t p i p ewi t h t h el i q u i ds ot h a t t h ep u mpc a ni n i t i a l l yd r a wt h el i q u i d . Pr i mi n gi sr e q u i r e db e c a u s et h e r ei st o omu c hc l e a r a n c eb e t we e nt h e p u mpi n l e t a n do u t l e t p o r t st os e a l a g a i n s t a t mo s p h e r i cp r e s s u r e . Th u st h ed i s p l a c e me n t o f ac e n t r i f u g a l p u mpi sn o t p o s i t i v e wh e r et h es a mev o l u meo f l i q u i dwo u l db ed e l i v e r e dp e rr e v o l u t i o no f t h ed r i v e s h a f t . T h el a c ko f p o s i t i v ei n t e r n a l s e a l a g a i n s t l e a k a g eme a n st h a t t h ec e n t r i f u g a l p u mpi sn o t f o r c e dt op r o d u c efl o wwh e nt h e r ei sa v e r yl a r g es y s t e mr e s i s t a n c et ofl o w.Ass y s t e mr e s i s t a n c ed e c r e a s e s ,l e s sfl u i da tt h ed i s c h a r g ep o r ts l i p sb a c ki n t ot h e c l e a r a n c es p a c e sb e t we e nt h ei mp e l l e r a n dh o u s i n g , r e s u l t i n gi na ni n c r e a s ei nfl o w. Sl i p p a g eo c c u r sb e c a u s et h efl u i df o l l o ws t h ep a t ho f l e a s t r e s i s t a n c e .

3 . 3

Ce nt r i f uga l PumpCon ne c t e di nPa r a l l e l

I fas i n g l ep u mpd o e sn o tp r o v i d ee n o u g hfl o wr a t ef o rag i v e na p p l i c a t i o n ,c o n n e c t i n gt wop u mp si np a r a l l e l ,a ss h o wni n F i g u r e5 , c a nr e c t i f yt h ep r o b l e m. Th ee ff e c t i v et wo p u mpp e r f o r ma n c ec u r v ei so b t a i n e db ya d d i n gt h efl o wr a t e so f e a c hp u mp a t t h es a meh e a d . Ass h o wn , wh e nt wop u mp sa r ec o n n e c t e di np a r a l l e l , t h eo p e r a t i n gp o i n t ss h i f t f r o mAt oB, p r o v i d i n gn o t o n l yi n c r e a s e dfl o wr a t ea sr e q u i r e db u t a l s og r e a t e rh e a d .F i g u r e5s h o wst h ec h a r a c t e r i s t i c so ft woi d e n t i c a l p u mp s , b u t t h e p u mp sd on o t h a v et ob et h es a me .

FACULTY:ENGI NEERI NG TECHNOLOGY LABORATORY:FLUI D MECHANI CS EXPERI MENT: SERI ES/PARALLEL CENTRI FUGALPUMP

3 . 3

EDI TI ON: REVI SI ON NO: EFFECTI VE DATE:

1/3/2014

AMENDMENT DATE:

Ce nt r i f uga l PumpCon ne c t e di nSe r i e s

Ont h eo t h e rh a n d , i f as i n g l ep u mpd o e sn o t p r o v i d ee n o u g hh e a df o rag i v e na p p l i c a t i o n , t wop u mp sc o n n e c t e di ns e r i e s , a s s h o wni nF i g u r e5 , c a nb ear e me d y . Th ee ff e c t i v et wo p u mpp e r f o r ma n c ec u r v ei so b t a i n e db ya d d i n gt h eh e a do f e a c hp u mp a tt h es a mefl o wr a t e .T h eo p e r a t i n gp o i n ts h i f t sf r o mAt oB,t h e r e b yp r o v i d i n gn o to n l yi n c r e a s e dh e a da sr e q u i r e db u ta l s o g r e a t e r fl o w. Fi g u r e5s h o wst h ec h a r a c t e r i s t i c so f t woi d e n t i c a l p u mp s , b u t t h ep u mp sd on o t h a v et ob et h es a me .

F i g ur e5 :T woc e nt r i f uga l pumpsc onne c t e di ns e r i e s 3 . 4I mpe l l e rT y p e s e n t r i f u g a l p u mpwh i c ht r a n s f e r se n e r g yf r o mt h emo t o rt h a t d r i v e st h ep u mpt ot h e Ani mp e l l e ri sar o t a t i n gc o mp o n e n to f ac fl u i db e i n gp u mp e db ya c c e l e r a t i n gt h efl u i do u t wa r d sf r o mt h ec e n t e ro fr o t a t i o n .Th ev e l o c i t ya c h i e v e db yt h ei mp e l l e r t r a n s f e r si n t op r e s s u r ewh e nt h eo u t wa r dmo v e me n to ft h efl u i di sc o n fi n e db yt h ep u mpc a s i n g .I mp e l l e r sa r eu s u a l l ys h o r t u i dr a d i a l l y ,a n das p l i n e d ,k e y e do r c y l i n d e r swi t ha no p e ni n l e t( c a l l e da ne y e )t oa c c e p t i n c o mi n gfl u i d , v a n e st op u s ht h efl t h r e a d e db o r et oa c c e p t ad r i v e s h a f t . Ba c kwa r d c ur v e dBl a de s Ba c k wa r d c u r v e db l a d e su s eb l a d e st h a tc u r v ea g a i n s tt h ed i r e c t i o no ft h ep u mpi mp e l l e r ' sr o t a t i o n .Ce n t r i f u g a l p u mp swi t h b a c k wa r d c u r v e db l a d e sy i e l dh i g h e re ffic i e n c yc o mp a r et ot h ef o r wa r d c u r v e db l a d e sb e c a u s et h efl u i dfl o wsi n t oa n do u to f t h eb l a d ep a s s a g e swi t ht h el e a s t a mo u n t o f t u r n i n g . So me t i me st h eb l a d e sa r ea i r f o i l s h a p e d , y i e l d i n gs i mi l a r p e r f o r ma n c eb u t e v e nh i g h e re ffic i e n c y . T h ep r e s s u r er i s ei si n t e r me d i a t eb e t we e nr a d i a l a n df o r wa r d c u r v e db l a d e s . Ba c k wa r d c u r v e dp u mp s a r ep r e f e r r e df o ra p p l i c a t i o n swh e r eo n en e e d st op r o v i d ev o l u mefl o wr a t ea n dp r e s s u r er i s ewi t h i nan a r r o wr a n g eo f v a l u e s . Ba c k wa r dc u r v e dp u mp sc a nh a v eah i g hr a n g eo fs p e c i fi cs p e e d sb u ta r emo s to f t e nu s e df o rme d i u ms p e c i fi cs p e e d a p p l i c a t i o n s h i g hp r e s s u r e , me d i u mfl o wa p p l i c a t i o n s . F or wa r d c ur v e dBl a de s F o r wa r dc u r v e db l a d e s , wh i c hc u r v et o wa r dt h ed i r e c t i o no f p u mpi mp e l l e r ’ sr o t a t i o n . Ce n t r i f u g a l p u mp swi t hf o r wa r d c u r v e d b l a d e sp r o d u c ep r e s s u r er i s et h a t i sn e a r l yc o n s t a n t , a l b e i t l o we r t h a nt h a t o f r a d i a l a n db a c k wa r d c u r v e db l a d e s , o v e r awi d e

FACULTY:ENGI NEERI NG TECHNOLOGY LABORATORY:FLUI D MECHANI CS

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EXPERI MENT: SERI ES/PARALLEL CENTRI FUGALPUMP

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Fi gur e6 : F or wa r da ndba c k wa r d c u r v e dbl a de s

3 . 5F or mul af orCa l c ul a t i ono fVa r i a bl e s

Ov e r a l l Effic i e n c y

POWER fluid

∏ overall= POWER

Po we r( fl u i d )

Pfluid =g ∙ Q ∙ H ∙ ρwater

Gr a v i t a t i o n a l Ac c e l e r a t i o n

g=9.81m /s

Vo l u me t r i cfl o wr a t e

Q(m 3/s)= H (m )=

Pu mpHe a d

Wa t e r De n s i t y

×100 %

electrical

2

(Flow∈LPM ) 60000

P 2−P 1 ρg

Pr e s s u r eu n i t [ P1 , P2 ] i sPa s c a l Un i t c o n v e r s i o n: 1b a r =1 0 0 0 0 0Pa s c a l

ρwater =1000 kg /m

3

1/3/2014

FACULTY:ENGI NEERI NG TECHNOLOGY LABORATORY:FLUI D MECHANI CS EXPERI MENT: SERI ES/PARALLEL CENTRI FUGALPUMP

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4 . 0 EQUI PMENTANDMATERI ALS

Fi gur e7 : Equi p me n tAs s e mbl y 1 . 2 . 3 . 4 .

Pu mp , P1 Pu mp , P2 Wa t e r T a n k Sp e e dSe n s o r

5 . 6 . 7 .

Pr e s s u r eGa u g e Pr e s s u r eT r a n s mi t t e r F l o wT r a n s mi t t e r

F i g ur e8 :Pr oc e s sdi a gr a mf orSe r i a l / Pa r a l l e l PumpT e s t Ri g

1/3/2014

FACULTY:ENGI NEERI NG TECHNOLOGY LABORATORY:FLUI D MECHANI CS EXPERI MENT: SERI ES/PARALLEL CENTRI FUGALPUMP

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4 . 1 Ex p e r i me n t a l Ca p a bi l i t i e s a )T od e mo n s t r a t et h eb a s i co p e r a t i o na n dc h a r a c t e r i s t i co f c e n t r i f u g a l p u mp s . b )T od i ff e r e n t i a t et h ep e r f o r ma n c ec u r v eo f t woi d e n t i c a l p u mp st h a t i sr u ni ns e r i e so r pa r a l l e l . 4 . 2 Spe c i fi c a t i o ns Be f o r eo p e r a t i o n ,s t u d e n t smu s tf a mi l i a r i z et h e ms e l v e swi t ht h eu n i t .Pl e a s er e f e rt oF i g ur e7a nd8t ou n d e r s t a n dt h e p r o c e s s . T h eu n i t c o n s i s t so f t h ef o l l o wi n g s : a ) b ) c ) d )

Di me n s i o nTh eu n i t h...