2- A gear pump with a rotational speed of 1500RPM sends a flow of 15 liters per minute to thesystem 150 times withstand pressure. If therequired power and mechanical efficiency are 7.8and 84%, respectively,displacement of the pump in terms (cubiccentimetersfindthevolumeper revolution). 2 ut

Gear Pump: A gear pump pumps fluid through displacement, and it does so by the meshing of gears.…

Answered: 2- A gear pump with a rotational

Engineering

Mechanical Engineering

2- A gear pump with a rotational

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

See similar textbooks

Similar questions

Q1. The pump with 96.52 cm in diameter characteristics shown in figure below is used to pump water to the system. Neglecting local losses, www a) Calculate flow rate and pump power. b) A new pump from the family with 60 cm in diameter is produced. It oparates with the speed of n=1500 rpm and used to pump gasoline (SG=0.86). Estimate discharge, head and power of the new pump. Note Pipe is cast iron with 0.5 m in diamater and 900 m in length. Fluid is water with density 1000 kg/m³. Take f=0.02 in the analysis. www (a) hil n=710 d'dak 72m 120 7.5 ENPY 105 - 105.4 cm çap 4.5 90 96.52 cm çap 75 - 88.9 cm çap 60 48m 45 30 0.25 0.50 0.75 1.00 1.25 1.50 1.75 Debi ms ENPY m 98 %88 1100 kW 900 kW 750kW Yak, m
2- A fixed displacement hydraulic pump has a geometric volume 12.5 cm3/rev. Operated pressure is 160 bar and the rotational speed is 1800 rev/min. Assuming the pump is ideal. Calculate, a) flow rate, Qt of the pump, b) the hydraulic power at the pump exit line, Pout, and c) the driving torque, Tt. Your answer
2. The initial condition of air in an air compressor is 99 kPa and 30 deg. C and discharges at 438 kPa. The bore and stroke are 374 mm and 395 mm, respectively. The percent clearance of 11 % running at 356 rpm. Find the volume of air at suction in m^3/s ANswer in one decimal places
Solve the ff. The discharge pressure of an air compressor is 5 times the suction pressure. If the volume flow at suction is 0.7m3/s and discharge volume flow of 0.2217m3/s, what is the compressor power(hp) if suction pressure is 100kpa. Ans. 191.72 A double acting air compressor has a cylinder dimension of 50cm x 60cm, 750rpm will have a volume displacement (m3/s) of: Ans. 2.945 A pump has a specific speed of 45 and 600rpm when it delivers 0.01m3/s. Find the head developed by the pump in ft. Ans. 926.07
1. A centrifugal pump has external and internal diameters of 300 mm and 150 mm respectively. The vane angles of inlct and outlet are 25 and 30° and the pump runs at 1450 r.p.m, If the velocity of flow through the pump is constant, find the work done per kN of water. (Ans. 20-2 kJ)
Prototype of a mixed flow mini heart support pump at n1= 11000 rpmthe manometric pressure height is 100 mmHg, the flow rate of the blood-like liquid it pumps is 5.5 l/min and the efficiency is 9%. The relative density of this liquid is 1.06. It can be assumed that yields have not changed.a) find the power of the pump at this speed (n1).b) if the speed of this pump is reduced to n2 = 8000 rpm, what is the flow rate, manometric pressure height and power?
a) Develop an equation for the head (in ft) developed by the pump described by the chartas a function of flow rate (in gpm) when the pump uses a 9 ¾” impeller. b) Develop an equation for the pump efficiency as a function of flow rate (gpm) when the pump uses a 9 ¾” impeller.
2. The specific speed of a turbine is 85 rpm and running at 500 rpm. What is the maximum power, in HP, delivered by the generator if the head is 25 m and generator efficiency is 90 %. Copy the problem, then show Complete Solution/s (i.e. transformations, equivalent formula, etc).
Example (6-1): At the best efficiency point a centrifugal pump, with impeller diameter D=8 in, produces H= 21.9 ft at Q=300 gpm with N=1170 rpm. Compute the corresponding specific speed using a) U.S. customary units. B) SI units (rad/sec, m/sec, m'/sec").c) European units (rev/sec, m/sec, m/sec?). Develop conversion factors to relate the specific speeds.
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 : A pump has a brake horsepower of 35 hp with an efficiency of 68%. Neglecting frictional losses, calculate the volume flow rate (m3/min) if the discharge is raised 60 meters above.Answer: 1.82
2. Determine the water horsepower and the mechanical efficiency of a centrifugal water pump which has an input of 2611 watts, if the pump has an 8 in.nominal size suction and 6 in.nominal size discharge and handles 150 gpm of water at 150 deg.F (specific volume is 0.01634 ft3/Ibm). The suction line gage shows 4 in.Hg vacuum, and the discharge gage shows 26 psi. The discharge gage is located 2 ft above the center of the discharge pipe line and the pump inlet and discharge lines are at the same elevation.
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