[R] A pumped supply system will be used to transport water at 15 °C between two reservoirs with a total head difference of 50 m. The pipes of the system consist of a 600 m long pipe on the suction side of the pump with diameter 200 mm and absolute roughness 0.2 mm; and a 2 km long pipe on the delivery side of the pump with diameter 150 mm and absolute roughness of also 0.2 mm. The suction and delivery pipes have total secondary loss coefficients of 80 and 200 respectively. The pump impeller eye is located 4 m below the water level in the suction reservoir. The required flowrate in the system is 40 L/s. Determine the following for the system.

[R] A pumped supply system will be used to transport water at 15 °C between two reservoirs with a total head difference of 50 m. The pipes of the system consist of a 600 m long pipe on the suction side of the pump with diameter 200 mm and absolute roughness 0.2 mm; and a 2 km long pipe on the delivery side of the pump with diameter 150 mm and absolute roughness of also 0.2 mm. The suction and delivery pipes have total secondary loss coefficients of 80 and 200 respectively. The pump impeller eye is located 4 m below the water level in the suction reservoir. The required flowrate in the system is 40 L/s. Determine the following for the system.

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

Water is being pumped the through one inch diameter piping arrangement to a higher elevation (5 meters up). Assume incompressible fluid conditions and some heat losses to the surroundings. At the inlet water pressure is 1 bar, temperature 15C, and volumetric flow rate is 0.02 m3/s. At the exit pressure is 2.2 bar, temperature is 10C and velocity of the stream is 40 m/s. Determine: a.Density of the inlet stream using NIST tables. b.Mass flow rate [kg/s] c.Determine h2 from known p2 and T2 using NIST tables d.Find heat rate removed from Q=m(h1-h2) Use Energy Balance Equation with enthalpy difference and in the units of kW to find pumping power in kW. NOTE: The heat is removed from the system, so it should be negative in your equation! show all steps please
A pump draws water from a reservoir and conveys it to another reservoir 30 m above. The suction pipe is 100 mm in diameter and 10 m long while the delivery pipe is 100 mm in diamter and 150 m long. if the the velocity in the pipe is 3 m/s, the friction factor of the pipe 0.008, and the pump and motor efficiencies are 85 % and 92 %, respectively. Assume height of pump/motor negliglible. Q1. Calculate the gauge pressure at the pump's inlet (at C) (kN/m2) Q2. Calculate the gauge pressure at the pump's outlet (at D) (kN/m2) Q3. Calculate input power to motor (kW)
A pumping system has the following characteristics, f=0.015 length of the pipe = (2500 ft) pipe diameter 6 in, losses less than 0.5, the pipe is cast iron, and the system curve is: Hp= 34+ 5.47Q2 Knowing that the system curve and the pump curve intersect at 12 cfs a. Determine Operation head b. Determine discharge c. Plot the system curve
Water flows through pipe A whose diameter is 30 cm and into parallel pipes 1, 2 and 3 and out through Pipe B (diameter= 30 cm). The properties of the pipe are as follows: for pipe 1, L= 300 m, diameter = 10 cm f= 0.020; for pipe 2 L= 240 m diameter= 15 cm f= 0.018 and for pipe 3, L= 600 deiameter= 20 cm f= 0.017. The upstram junction has an Elev. 90 m with pressure of 205 kPa; the downstream junction is at Elev. 30 m. If the average velocity in pipe A is 3.0 m/s, find the flow rate in pipe 3. include your free body diagram. a.24.68 L/s b.80.21 L/s c.107.11 L/s d.212.0 L/s
Three pipes are connected in series with properties given as: for pipe A, L= 300 m, diameter = 15 cm, for pipe B, L= 400 m, diameter= 20 cm and for pipe C, L= 600 m, diameter= 25 cm. The Manninbg's coefficient of the three pipes n= 0.011. If the total frictional losses is 5 m, excluding minor losses, determine the amount of water flowing through the pipe system. (WITH FREE BODY) CHOICES: a.30 L/s b.35 L/s c.25 L/s d.20 L/s
Water from a reservoir is pumped over a hill through a pipe 450 mm in diameter and a pressure of 1 kg/cm2 is maintained at the summit. Water discharge is 30 m above the reservoir. The quantity pumped is 0.5 m3/sec. Frictional losses in the discharge and suction pipe and pump is equivalent to 1.5 m head loss. The speed of the pump is 800 rpm what amount of energy must be furnished by the pump, kW?
PROBLEM 3 Water, p = 1000 kg/m³ and μ = 0.001 kg/m.s, is pumped between two reservoirs at 5 liter/s through 125 m of 5 cm-diameter pipe and several minor losses, as shown in Fig. The roughness ratio is e/d= 0.001. Compute the pump horsepower required. 2₂= 40m Screwed regular 90° elbow Sharp exit Ģ2 1 2₁ = 7m GI Sharp entrance Half-open gate valve Open globe valve 30 cm bend radius 125m of pipe, d= 5 cm Pump
The geometrical head (height) of the turbine located in a hydraulic plant is 220m. The penstock for this turbine has a diameter of 53 cm and a total length of 375 m up to the turbine inlet. The continuous head loss coefficient in the pipe is 0.02. There are 3 elbows with a loss coefficient of 0.3 each and a valve with a loss coefficient of 6.8 in fully open condition on the penstock pipe. Turbine flow rate is 320 L/s, efficiency is 82% and speed is n= 750 rpm. (Psu= 998 kg/m³)wather v? P1 + as 29 P2 + az + z1 + hpompa.f = pg L V² + z2 + h¢arbing + hg,toplam_hg.sûrekli= f. 2g pg Wmil = hx.yeret =Kx hg,toplam= hx sürekli + hx,yerel Nsp Протра (gH)3/4 1/2 wWmil p1/2(gH)5/4 WB (DB Wmil,B _ PB (WB Nst = Wmil = pgHỳNtürbin , %3D %3D WA DA Wmil,a PA WA Wmil = prwv(V; - rw)(1 – cosß) a) Find the net drop of the turbine. b) Find the specific velocity of the turbine. c) Find the specific velocity of the turbine. 0,128 0,128 250,21 m 0,351 0,351 295,14 m 0,148 0,148 281,41 m 0,228 0,228 201,44 m…
Energy balance. The flow rate of water is 0.021 m'/s through a 355-m long, 11-cm-diameter pipe (shown below and not to scale). The turbine that has an efficiency of 82% is used to recover the potential energy and generate power. Both reservoirs are very very large and contain water at 8°C. The roughness of the galvanized iron pipe is 0.14 mm. Problem 2 105 m 42 m What is the turbine output, i.e., how much usable power can obtained from the turbine?