Flour PUMP&VESSEL -.pdf

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PIIASE

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LESSON 9

PI]HPS AND TURBINES

IP INC

TRAIIIINC

PAGE

)r lluaLs

oATE Rev.

A.

1

1/80

centrifugal

1- Horizontal 2. VerticaL 3. In-1ine B.

Rotary I23-

C.

?ump

cam

scre!,

Reciprocating

1. 23Ii.

Gear

Piston Plunger (simplex and Duplex) Diaphragm

Drivers

A. Electric motor B. Turblne (steam, gas, oit) lII-

Pump

Location Consideratj-ons

A-

Close

12-

to source,

available and size of

pump

under pipeway Adjacent to vessel

a3.

space

Trenches may be requj-red

In tank area - outside diked area ab. c.

crouping of purl{)s may be requi.red Avoid direct runs from tank to pump suction Check tank settlement - affects suction piping

clearances

1.2'-6"

around pump (ninimum $aIklray) maintained by rnanual equipnent

Ffexibifity Important factor - can affect pu,np location and vessel orientation P3C-1-013

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NUI{BER

'l'eLuon

PHASE III PUI'IPS AND TIJRB]NES

PIPING TRAINING

-I

LESSOI

PlcE

' 2

Rev- 1/80

DATE]

MANUALS

9

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2. 3. 4.

Do not pocket lines - step continuouslY dollrl to punP Temporary start-up strainers required Reducers at pump nozzle - refer to Fluor standard I,lhen source

foundation 5.

is

Lon, PiPing can determine elevation check this in your studY.

of

punp

supporting suction line6

abB.

-

Top suction - normallY from overhead End and side suction - from grade or from Pump founalation

Discharge piping 1

.

Tl'pes: top, side Nozzle normally smaller than suction Piping

valve required to Prevent backflor,, on centrifugal not mandatory on positive disPlacement prrftps -

2-

Check

3.

Line support From grade, pipe\ray, pipeway

struts,

and

Pumps

possibly separate

supports 4-

Side discharge - requires more sPacePumP study before locating PumP -

5.

vertlcal purnps _ orient discharge to most suitabte and econonical focation on sump tlpe, verify that sump is at Proper depth to accePt

6.

Verify requirements during

pumps

Ir-1ine

pumps

pr.rmps caD be supPorted from piPing; heavy concrete foundation from

Liqht veight 7-

Reciprocating

Pumps

pumps

Keep discharge pj.ping close P3C-1-013

to grade,

may require hold-dovns

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NUMBER

trLUOR

PHASE lII PI,I{PS AND IIJRBINES

-:rrNG

LES5ON 9

pAcE 3 of 3 OAIE Rev- 1/80

.:N!ALS

rurbine Pir,iho A.

steam

inlet -

checking freezing conditions

1. Piping should come from !9P of suPply Possible2- val.ves located Per Fluor standard 3. Proper suPPorts Provided? 4. Bootleg Provided for condensate? B.

header

for driest

steam

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