A Francis turbine develops 3 MW under a head of 50 m at an overall efficiency of 88%. The diameter of the runner at the inlet is 80 cm and runner rotates with 300 rpm. If hydraulic efficiency of the turbine is 90% and runner height at the inlet is 10cm, calculate (a) guide vane angle at inlet (b) blade angle at inlet and (c) degree of reaction of the turbine.

Q: A turbine develops 144 HP running at 100 rpm under a head of 7.7 meters. After resolving the turbine…

A: Given data Power Developed = 144 HP  Speed = 100 rpm Head = 7.7 m

Q: [2] In a vertical-shaft Francis turbine the available head at the inlet flange of the turbine is 170…

A: Given data: The available head at the inlet flange of the turbine is, HE=170 m. The vertical…

Q: Consider two hydraulic turbines having identical specific speed and effective head at the inlet. If…

A: Given data: - The speed ratio of the two turbines is N1/N2 = 2. The expression for the specific…

Q: In Francis turbine, the pressure gage leading to the turbine casing reads 385 kpa and center of…

A: Given data:

Q: For an installed capacity of 35 kW and a design flow of 150 l/s, what is the head required if the…

A: Power, P= 35 kW= 35000 W Discharge, Q= 150 l/s= 0.150 m3/s Overall efficiency, η= 70%= 0.7   To…

Q: what horsepower would be developed under a head of 11 meters?

A: To find  Horse power developed under a head of 11 meters.

Q: A centrifugal pump with an overall efficiency of 0.56 rotates at 1650 rpm. The flow is purely radial…

A: Given Flow rate Q = 72 L/sInlet diameter D1 = 90 mmOutlet diameter D2 = 280 mmHead H = 25mWidth at…

Q: Consider a centrifugal blower that has a radius of 20 cm and a blade width of 8.2 cm at the impeller…

A:

Q: Calculate the water power available in the pipe flowing at the rate of 0.166 m3/s with total Head as…

A: Given, Discharge , Q=0.166m3/sTotal head, h=29.9mDensity of water, ρ=1000kg/m3acceleration due to…

Q: Give at least two reasons why turbines often have greater efficiencies than do pumps.

A: In turbines, the pressure gradient dp/dx is negative i.e., high pressure to low pressure whereas…

Q: A mixed type reaction turbine has D1= 3m and D1= 2.1m. Inlet and outlet Vane angle 60° & 150°…

A: Solution as per given Data:-

Q: A small centrifugal pump is used to pump 30°C water at the rate of 6 L/s with a head of 44.54 m. If…

A:

Q: Identify the main types of Hydro power turbines and the difference between them.

A: Solution: There are two main types of hydro turbines: impulse and reaction. 1) IMPULSE TURBINE In…

Q: 96 cm diameter penstock and an average velocity of 4.5 m/s. If water turbine eff. is 87%, generator…

A: given:H1=550mH2=400md=96cmV=4.5m/sturbine eff=87%genrator eff=96%

Q: A centrifugal pump delivers water at a rate of 0.03 m^ 3 / s to a height of 18 meters through a pipe…

A: The input power of a centrifugal pump is converted into the kinetic energy of the fluid being…

Q: When mechanical energy is illustrated by an ideal hydraulic turbine coupled with an ideal generator,…

A: Hydroelectric power plant: It is a clean and cheapest power plant to produce electricity. It is…

Q: Water enters the radial turbine at 30⁰ absolute flow angle with the flow rate of 3.5 m3/s and leaves…

A:

Q: 3. Pelton wheel runner produces 20 MW under a head of 450 m when running at a speed of 600 rpm. If…

A:

Q: The impeller of a centrifugal pump has inner and outer diameters of 15 and 35 cm, respectively, and…

A: Given di=15 cm=0.15 m do=35 cm=0.35 m Flow rate=V˙=0.15 m3/sSpeed=N=1400rpmBlade width at inlet=wi=8…

Q: Although hydraulic turbines considered one of the most efficient power plants, their ecological…

A: turbines are used to harness the electricity from the energy of water. Effect of Hydraulic Turbine…

Q: Water is pumped between two reservoirs in a pipeline with the following characteristics; (d=275mm,…

A:

Q: The diameters of an impeller of a centrifugal pump at inlet and outlet are 30 cm and 60 cm…

A: Inlet Diameter = 30 cm = 0.3 m Outlet diameter = 60 cm = 0.6 m Velocity of flow at outlet = 2 m/s…

Q: A Kaplan turbine working under a head of 20 m develops 11800 kW. The outer diameter of the runner is…

A:

Q: An external gear pump running at 1140 rpm has an outer diameter 99 cm, inner diameter 424 mm and…

A:

Q: A Francis turbine runner diameters are 2.5 m at inlet and 1.5 m at outlet. The discharge flow rate…

A:

Q: hat has a radius of 20 cm and a blade width of 8.2 cm at the impeller inlet and a radius of 45 cm…

A:

Q: What is the overall efficiency of the turbine if the power developed is 15,000 kW at a head of 150…

A:

Q: 4. At a proposed hydroelectric power plant site, the tailwater elevation is 470m. The estimated…

A:

Q: In a 3.5 MW hydroelectric power plant, the elevation of the headwater is 2100 m and that of a…

A:

Q: Q6. A pump moves water horizontally at a rate of 0.02m /s. Upstream of the pump where the pipe…

A: Given Data: Flow rate, Q=0.02 m3/s

Q: A pump increases the pressure of water from 100 kPa to 900 kPa to an elevation of 35 m. The inlet…

A: Given data: Inlet pressure of water, Pin = 100 kPa. Outlet pressure of water, Pout = 900 kPa.…

Q: A wastewater plant requires inflow of 165 gpm with a pressure head of 10ft. What would you recommend…

A: Given question: A waste water plant requires inflow of 165 gpm with a pressure head of 10 ft.What…

Q: A centrifugal pump impeller has a diameter of 15 cm at the inlet and a blade width of 6.3 cm. The…

A:

Q: (2) As shown in hydraulic circuit below, the fixed delivery rate of hydraulic pump qp=120 mL/r,…

A: Gggg

Q: The impeller of a centrifugal pump has inner and outer diameters of 13 and 30 cm, respectively, and…

A:

Q: The diameter of the discharge pipe of pump is 15 cm and that of intake pipe is 20 cm. The pressure…

A: In the hub stream siphon, the impeller cutting edges guide the liquid pivotally. In this siphon, the…

Q: A Francis turbine is to be designed to produce 27 MW at a shaft speed of 90rev/minunder an effective…

A:

Q: A turbine develops 144 HP running at 100 rpm under a head of 7.7 meters. At what speed, in RPM,…

A:

Q: Prove that for a given jet speed, volume flow rate, turning angle, and wheel radius, the maximum…

A: Given: jet speed = VJ Volume flow rate =Q turning angle = β wheel radius =r Maximum shaft power…

Q: Consider a centrifugal blower that has a radius of 20 cm and a blade width of 8.2 cm at the impeller…

A: Given data The angle made by the absolute flow at inlet is α1=0° The radius of the blower at the…

Q: An inward flow radial turbine develops 238.44 kW with a flow rate of 2.0 kg/s. The density of the…

A:

Q: A Francis turbine is to be designed to produce 27 MW at a shaft speed of 94 rev/min under an…

A:

Q: A turbine is discharging 10 m°/s under a head of 22 m at 200 rpm. The efficiency is 90%. Determine…

A:

Q: A centrifugal pump is used to pump a liquid with the properties given below. Liquid is pumped from a…

A:

Q: The discharge supplied to a Pelton wheel is (0.035 m3/s) of water with a dam height is (92m). The…

A: Given Data Q=0.035 m3/s H=92 m N=725 rpm Cv=0.95 Ku=0.45

Q: Pruviem 50 cm respectively. The velocity of flow at outlet is 2.0 m/s and the vanes are set back at…

A:

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.