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Necess. program input data

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Ldi PULSEVIEW PROGRAM INPUT DATA.
ANALYSIS AND PREVENTION OF PUMP PULSATION AND CAVITATION.

1. Liquid Parameters.
___(a) density of the liquid:_____________________________________________________________grams/cc
___(b) compressibility pf the liquid and any absorbed gas:____________________________________litres/bar
___(c) effective vapor pressure at pump inlet temperature:____________________________________°C
2 Pipe Parameters
(i) Suction Side
___(a) expected theoretical steady state suction pressure:___________________________________BarA
___(b) length of pipe from supply to suction acceleration head loss preventer inlet:________________meters
___(c) inside diameter of pipe from supply to preventer inlet:__________________________________mm
___(d) length of pipe from preventer to pump suction inlet:____________________________________meters
___(e) inside diameter of pipe from preventer to pump suction inlet:____________________________mm
(ii) Discharge Side
___(a) discharge pressure against which the pump must deliver:______________________________BarA
___(b) length of pipe from pump discharge check valve to discharge acceleration head preventer inlet:__meters
___(c) inside diameter of pipe from pump discharge to preventer inlet:__________________________mm
___(d) length of pipe from preventer discharge to final resistance: _____________________________meters
___(e) inside diameter of pipe from preventer discharge to final resistance:______________________mm
Pump Parameters
(i) Pumping Mechanism
___(a) connecting rod length:__________________________________________________________meters
___(b) crank shaft radius - i.e. half the piston stroke:_______________________________________meters
___(c) piston diameter:_______________________________________________________________meters
___(d) effective dead volume of pump chamber:____________________________________________litres
___(e) number of strokes of one displacer per minute:______________________________________
(ii) Suction Check Valves
___(a) valve seat diameter:______________________________________ID_____OD_____________mm
___(b) valve stroke:___________________________________________________________________mm
___(c) valve mass, plus half the weight of one valve spring:___________________________________Kg
___(d) starting resistance to compression of spring:________________________________________Kg
___(e) string rate:____________________________________________________________________Kg/mm
(iii) Discharge Check Valves
___(a) valve seat diameter:______________________________________ID_____OD_____________mm
___(b) valve stroke:___________________________________________________________________mm
___(c) valve mass, plus half the weight of one valve spring:___________________________________Kg
___(d) starting resistance to compression of spring:_________________________________________Kg
___(e) spring rate:____________________________________________________________________Kg/mm

*Include pressure wave speed (acoustic velocity):_________________________________________m/s

 

ADDITIONAL INFORMATION: REQUIREMENTS FOR THE MATERIALS OF CONSTRUCTION:
___A. Metal:_________________B.Membrane/Seal Material____________________
___C. Liquid(s) Description:______________________________________________
___D. Operating/Design Temperature: _____________________________________
___E. Specified Design Pressure:_______PSI___°F____M.D.M.T._______°F_____
___G. Connection Type, Size & Rating: Suction:____________________________
                                                    Discharge:____________________________
CUSTOMER:_________________________
CUSTOMER REF:_____________________
ENGINEER NAME: ____________________
QUANTITY:___________________________
Q No.:_______________________________
ISSUED BY:__________________________
CHECKED BY:________________________
ISSUE DATE:_day/month/year___________
___H. Any other information that you believe may be relevant:

 

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