Pb # 6: At its optimum point of operation, a given centrifugal pump with an impeller diameter of 500 mm delivers a 4 m3/s of water against a head of (Reg.No/100) m when rotating at 1500 rpm. (a) If its efficiency is 82%, what is the brake power of the drive shaft?  (b) If a homologous pump with a diameter of 800 mm is rotating at 1200 rpm, what would be the discharge, head, and shaft power. Assume both operate at the same efficiency. (c) Compute the specific speed of both pumps. What type of pumps are these?

Q: A Pelton wheel develops (8 MW) under a net head of (130 m) at a speed of (200 rpm). Assuming the…

A: Given, Power of pelton wheel = P = 8 MW = 8 x 106 W Available head = H = 130 m Speed of pelton wheel…

Q: The pressure of the water at the base of a nozzle of a Pelton wheel is 4850 , and the velocity of…

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Q: Using data given below, determine the main dimensions and blade angles of a Francis turbine. Net…

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Q: Write any four advantages of Vertical Axis wind turbine.

A: Vertical axis wind turbine - it is a type of turbine which has the blades mounted on the top…

Q: Suppose that the axial-flow pump of Fig.  with D =18 in, runs at 1800 r/min. (a) Could it…

A: (a) The number revolutions per second is The flow coefficient at BEP is approximately 0.55 The flow…

Q: The pressure of the water at the base of a nozzle of a Pelton wheel is 4850 , and the velocity of…

A: p=4850 Kpa and since P=ρgHH=4850×1031000×9.81H=494.39 mv=6 msecd=20 cmCd=.98 Cu=.45ηw=.86…

Q: Look up the word affinity in a dictionary. Why do you suppose some engineers refer to the…

A: The word "affinity' means likeness or close resemblance.

Q: consider the following conditions: a centrifugal pump has diameters d1 = 7 in, d2 = 13 in, blade…

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Q: EX1: Given are the following data for a commercial centrifugal water pump: ri =10 cm, r2 = 17.5 cm,…

A: A Centrifugal pump is a mechanical device that converts the low-pressure fluid into the…

Q: Question 1 Air enters a duct, of diameter D = 25.0 mm, through a well-rounded inlet with uniform…

A: Solution::

Q: A wind turbine with a 30-m rotor diameter is mounted with its hub at 50 m above a ground surface…

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Q: Illustration 10.7 A covered, baffled vessel, 0.5 m (19.7 in) diameter, 0.5 m deep is to be used for…

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Q: A centrifugal pump with backward-curved blades has the following measured performance when tested…

A: (a)Converting the above data into efficiency (η): For example, at Q = 400 gal/min = 400/448.8 =…

Q: Reg.no : 5395 Pb # 6: At its optimum point of operation, a given centrifugal pump with an…

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Q: A centrifugal pump has d1=1.5 cm ,d2=3 cm, b1= 1cm, b2= 0.7 cm, B1= 25° , and B=40° and rotates at…

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Q: In Fig.  water exits from a nozzle into atmosphericpressure of 101 kPa. If the fl ow rate is 160…

A: The flow rate of the water is From the continuity equation,

Q: At its optimum point of operation, a given centrifugal pump with an impeller diameter of 500 mm…

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Q: P3: Following are the values of some parameters of a centrifugal pump installation, Calculate the…

A: GivenHS=4mHD=15mhsL=2mhDL=5mQ=60ltr/s=0.06 m3/sSG=0.89η=0.82N=1200rpmd=30cm=0.3m

Q: In a test of the centrifugal pump shown in Fig. below, the following data are taken: py =100 mmHg…

A: The velocity of the fluid at inlet by using the continuity equation The velocity of the fluid at…

Q: 3 Tests by the Byron Jackson Co. of a 14.62-in-diameter centrifugal water pump at 2134 r/min yield…

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Q: Explain the basic working principles, main parameters, performance, efficiency, etc., of pumps in…

A: We are authorized to answer one question at a time since you have not mentioned which question you…

Q: Water fl owing in a smooth 6-cm-diameter pipe enters aventuri contraction with a throat diameter of…

A: Given data, Applying the Bernoulli’s equation between entry of venturi meter and throat,

Q: The pressure of the water at the base of a nozzle of a Pelton wheel is 4850 , and the velocity of…

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Q: Ex.2: In a test of the centrifugal pump shown in Fig. below, the following data are taken: pi 100…

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Q: llustration 10.7 A covered, baffled vessel, 0.5 m (19.7 in) diameter, 0.5 m deep is to be used for…

A:

Q: A two-lobe rotary positive-displacement pump, similar to that of Fig., moves 0.45 cm3 of SAE 30…

A: Given: The volume of each lobe is Vlobe=0.45 cm3. The angular velocity of the pump is n=900 rpm. The…

Q: Water fl owing in a smooth 6-cm-diameter pipe entersa venturi contraction with a throat diameter of…

A: Given data: Diameter, D = 6 cm= 0.06 m Throat diameter, d = 3 cm = 0.03 m Pressure, P = 120 kPa Flow…

Q: Blade Pump impeller W Inflow surface T 160 mm 400 Under a particular operating condition, water…

A: Given: Inner and outer diameter of impeller can be 160 mm and 400 mm. Pump blades width is 55 mm.

Q: In a test of the centrifugal pump shown in Fig. , thefollowing data are taken: p1= 100 mmHg (vacuum)…

A: Convert 100 mmHg = 13332 Pa, 500 mmHg = 66661 Pa, 180 gal/min =0.01136 m3/s.  Calculate the inlet…

Q: 2). Calculate friction heads when a flow rate of 1.5 m³/min circulate in two different pipelines.…

A: Given: The flow rate of water solution, Q = 1.5 m3/min The diameter of pipes, D2 = D1 = d = 2 in The…

Q: Determine the non dimensional parameters that can be employed for scaling studies in centrifugal…

A: If a manufacturer produces large pumps, for testing pumps are scaled-down. Scaled-down models must…

Q: A fi reboat pump delivers water to a vertical nozzle with a3:1 diameter ratio, as in Fig.  If duct…

A: The head provided by the pump is

Q: Using data given below, determine the main dimensions and blade angles of a Francis turbine. Net…

A: Given that H=65 m , N=700 rpm , BHP=400 , ηH=0.94 ;ηo=0.85 ;⇒wheel width at inletwheel diameter at…

Q: For Questions 3 to 5, consider the following conditions: a centrifugal pump has diameters d1 = 7 in,…

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Q: A centrifugal pump has d1 = 7 in, d2 = 13 in, bị = 4 in, b, = 3 in, ßi = 25°, and B2 = 40° and…

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Q: A centrifugal pump delivers 1.8m3 water against a head of 30m when rotating at 1200rpm. The diameter…

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Q: A Francis radial-flow hydroturbine has the following dimensions, where location 2 is the inlet and…

A: Write the expression for the angular velocity of the rotor and substitute the known values in the…

Q: A good curve-fit to the head vs. flow for the 32-inch pump in the image shown below is:…

A: Pump curve equation, H=500-2.9*10-7Q2 Pump speed, N=1170 rev/min Pipe length, L=900 ft Pipe…

Q: A six stage centrifugal pump delivers 120 lit/sec against a net pressure rise of 51 kg/cm. Determine…

A: Answer: (a) The specific speed of centrifugal pump is 17.9430 rpm. (b) The "radial" impeller will be…

Q: The centrifugal pump in Fig. has r1 = 15 cm,r2 = 25 cm, b1 =b2 = 6 cm, and rotates…

A: Given: Centrifugal pump r1= 15 cm= 0.15 m r2=25 cm =0.25 mb1=b2=6 cm=0.06 mN=600…

Q: At a hydraulic plant the propeller type turbine are rated at 48,000 HP at 82 rpm under a 14 meters…

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Q: Dimension of a centrifugal pump impeller are Parameter Inlet, Section 1 Outlet, Section 2 Radius,r…

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Q: Q4: What the meaning of 1. Static head of Centrifugal Pumps Manometric head of Centrifugal Pumps 2.…

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Q: A Francis radial-flow hydroturbine (inward) has the following dimensions: r2=2.8 m, ri=1.02 m,…

A: Turbine  Turbine is a device which uses energy and developed work. The work is mostly in the form of…

Q: pump with an impeller diameter of 0.02 m, a total capacity of 12 L/s, an impeller speed of 58.3 rpm,…

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Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.