HAH 5.6.1. The following table provides the results of a pump performance test. Discharge (gpm) Pump head (ft) 200 400 145 135 600 800 1,000 90 50 120 0 150 a. Plot the pump characteristic (performance) curve Plot the characteristic curve for two pumps in series C. Plot the characteristic curve for two pumps in parallel b. d. What pump configuration would work for required flow of 1,700 gpm which must overcome a head of 80 ft? e. What pump configuration would work for required flow of 1,700 gpm which must overcome a head of 160 ft?

HAH 5.6.1. The following table provides the results of a pump performance test. Discharge (gpm) Pump head (ft) 200 400 145 135 600 800 1,000 90 50 120 0 150 a. Plot the pump characteristic (performance) curve Plot the characteristic curve for two pumps in series C. Plot the characteristic curve for two pumps in parallel b. d. What pump configuration would work for required flow of 1,700 gpm which must overcome a head of 80 ft? e. What pump configuration would work for required flow of 1,700 gpm which must overcome a head of 160 ft?

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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P (6-5) Two centrifugal pumps are connected in parallel in a given pumping system. Plot total head Ah against capacity Q pump and system curves for both pumps running on the basis of the following data: Operating data for pump 1 Operating data for pump 2 Ahm, 40.0 35.0 30.0 25.0 Ah m. 0.0 35 30 25 Qim³/h. 169 209 239 265 Q₂m/h 0 136 203 267 data for system Ah m, 20.0 25.0 30.0 35.0 Q.m³/h, 0 244 372 470
For a 6.25-inch Model 4075 pump operated at 1160 rpm, if 450 GPM of water is to be delivered, what will be the estimated pump head in ft? HEAD IN FEET 30 25 0 0 0 10 O 6 ft 7.25" (184mm) 20 7.00" (178mm). 6.75" (171mm). 6.50" (165mm)] 15 6.25" (159mm). 5 O 16 ft O 20 ft O 12 ft aco® L/SEC 5 OT 10 Model 4075 FI & CI Series 15 -6-6 ⁰ dº 20 ANA 888 778 25 REQUIRED NPSH do 1160 RPM November 1, 2010 K ・dº- [M 90 do 30 8800 81 1HP(.75KW) DeJ kin do 60% 35 do 50 Curve no. 2175 Min. Imp. Dia. 6.25" Size 5 x 4 x 7.0 40 45 3HP(2.2KW), 2HP(1 5KW) 5HP(1 1KW)> CURVES BASED ON CLEAR WATER WITH SPECIFIC GRAVITY OF 1.0 L 75 150 225 300 375 450 525 600 675 FLOW IN GALLONS PER MINUTE NOWONG FEET 15 12 7 6 2 1 NPSH 758 50 5 HEAD IN METERS 45 586888 KPO 60 40 20 10 LO HEAD IN KILOPASCALS
The system curve for a water supply system is shown in the figure below (i.e., red curve). If a 7-inch pump is operating at 1160 rpm, what will be the discharge of water through the system in GPM? Curve no. 2175 Min. Imp. Dia. 6.25" Size 5 x 4 x 7.0 40 HEAD IN FEET 30 25 W 20 10 5 L/SEC 5 7.00" (178mm) 6.75" (171mm) 6.50" (165mm) 15 6.25" (159mm) 7.25" (184mm) O 150 GPM Laco O 350 GPM O 450 GPM O 250 GPM 10 Model 4075 FI & CI Series 15 70% 20 "Dede de 088 A. 25 REQUIRED NPSH 90 1160 RPM November 1, 2010 TM 90- N 00 30 8800 877 1HP(.75KW) de (5 60% ox 35 -10% 5% Tolo 10. 3HP(2.2KW) 2HP(1 5KW). 15HP(1 1KW). CURVES BASED ON CLEAR WATER WITH SPECIFIC GRAVITY OF 1.0 ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ 75 150 225 300 375 450 525 600 675 FLOW IN GALLONS PER MINUTE 45 LOWONG FEET 15 12 9 6 0 6 5 + 2 1 750 NPSH HEAD IN METERS 45 36 OG KPO 27 18 -9 -70 -60 -50 -40 20 10 -0 HEAD IN KILOPASCALS
Figure below shows the performance curve family of Model 5009 Centrifugal pumps of Taco Pump Inc., running at a fixed speed of N = 1160 rpm. For the pump with the impeller diameter D = 8.625 in., you are asked to determine the best efficiency point (BEP) of the given pump. What is the pump efficiency at BEP? HEAD IN FEET 50 0 0 0 0 40 20 10 O 81% 8.625" 30 (219mm). O 51% O 71% ○ 61% O Taco L/SEC 5 9.25" (235mm) 8.00" (203mm) 7.375" (187mm) 6.75" (171mm) 0 10 15 125 Model 5009 FI & CI Series 20 25 CURVES BASED ON CLEAR WATER WITH SPECIFIC GRAVITY OF 1.0 8 8 52 75% 77% 30 79% 1160 RPM FEBRUARY 19. 2002 35 40 45 REQUIRED NPSH olº 1.5HP (1.1KW) dot 17% Curve no. 2140 Min. Imp. Dia. 6.75" Size 6 x 5 x 9.0 50 55 60 75% 72% 250 375 500 625 FLOW IN GALLONS PER MINUTE 8% 2HP(1.5KW) 750 %09. 55% (2.2KW) 3HP 7.5HP(5.6KW) 2015 do 35% 875 FEET 15 12 -9 6 SHP(3.7KW) 3 0 10 8 NPSH 1000 HEAD IN METERS 5 KPo 45 -36 27 18 9 -0 100 -80 60 -40 2 -20 8 HEAD IN KILOPASCALS
Example 1: A system has a volume flow rate requirement of 1lit/s with an index run AP of 30kPa. Find an appropriate pump from the A manufacturer's catalogue gives the following information for a centrifugal pump operating at 12rev/s: P| 49.38 47.5| 44.38 40 34.38 27.5 19.38 Q|0.25 0.5 0.75 1.25 1.5 1.75 yelume flow rate
Hello i have an example with an answer , please show the solution since only the answer was shown in this example. And i need its solution to review properly. Thank you 1.Question : An existing pump is used to pump water with the following data at BEP: D = 2.15 in, N = 1784 rpm, ρ = 998 kg/m3, Q = 18 gpm, H = 4.2 ft. A larger pump is to be designed based from the existing one to be used for pumping slurry (ρ = 1220 kg/m3) such that its best efficiency point occurs as close as possible to a volume flow rate of 48 gpm and at a net head of 15 ft. Calculate the new pump diameter in inches. Round off your final answer to 3 decimal placesAnswer: 2.554
Problem-4: The characteristics for a pump are given in the table below. The pump is required to left water against static head Az = EN" m. The pipe arrangement has a total length L the pump discharge, head, efficiency and power for the given pipe system. 200, d = 0.1 m and f= 0.016. Find %3D Q (L/s) 10 20 30 35 42 50 Hp (m) efficiency % 210 201 180 150 129 93 48 30 58 80 85 86 74 EN=62 Hp = Az + h, = Az + 12.1 d P = 757
Example: Two centrifugal pumps are connected in parallel in a given pumping system. Plot total head Ah against capacity Q pump and system curves for both pumps running on the basis of the following data operating data for pump 1 Ah, m Qs, m³/h 40 35 30 25 169 209 239 265 operating data for pump 2 Ah, m 40 35 30 25 Qs, m³/h 0 136 203 267 Data for system Ah, m 20 Qs, m³/h 0 22 25 30 35 244 372 470
For the following pump-pipe system below, how will the discharge and pump head change if a smaller pump in the same family is used to replace the current pump? Increase or decrease? EB EA Head (ft) 350 300 250 225 200 150 100 50 0 0 5 10 O Pump head will decrease; discharge will decrease. O Pump head will increase; discharge will increase. O Pump head will increase; discharge will increase. O Pump head will decrease; discharge will increase. 15 20 Discharge (cfs) System head curve 25 H₂ -Intersection point Pump characteristics 30 35 40
1(C) A centrifugal pump has an impeller of diameter (D) of 300mm. When pumping 20°C water at a fixed rotational speed of 1500 RPM, the measured flow rate Q and pressure rise Pare given by the manufacturer as follows: Flow Rate (L/s) 13 19 25 32 38 44 Pressure Rise (Bar) 2.5 2.4 2.35 2.2 2.0 1.6 It is desired to use the same pump, running at 945 RPM, to pump 20°C water at 22L/s. According to your dimensionless correlation, what pressure rise p is expected?
Please solve it correctly,Urgent. Question: The discharge pressure of a water pump is 9, 000 kPa. The temperature is 150 deg deg C and density is 917 kg/m3. What is the equivalent pump head in meters? A. 11.005 m B. 1,000.5 m C. 1,050.5m D. 1, 100.5 m
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