The elevation of the dam is about 110 m above the power plant, and the total irreversible head loss in the piping system is determined to be 25 m. If the electric power output estimated to be 60 MW, determine the efficiency of the turbine-generator.

Q: A steam turbine carrying a full load of 46 MW uses 77.7 kg/s of steam. The turbine efficiency is…

A: Given:  Turbine load = 46 MW ms = 77.7 kg/s of steam turbine efficiency = 78% exhausts steam…

Q: An oll pump is drawing 18 kW of electric power while pumping oil with density 860 kg/m³ at a rate of…

A: Here, given data power(We)=18kWdensity(ρ)=860kg/m3flow rate(Q)=0.1…

Q: Consider an underground water source whose free surface is 60 m below ground level. The water is to…

A: For solution refer below images.

Q: Consider a pumped hydro system that is used for energy storage. During off-peak hours, excess…

A: Given: The height of reservoir, H = 100 m The flow rate, Q = 650 ltr/s The power, P = 1000 MWh The…

Q: Consider an underground water source whose free surface is 60 m below ground level. The water is to…

A: Given data: d1=10 cmd2=15 cmQ=0.015 m3/s Need to determine the power input to the pump required for…

Q: A river flowing steadily at a rate of 180 m3/s is considered for hydroelectric power generation. It…

A: Data given-  Flow rate Q• = 180 m3/s  H = 60 m

Q: Electric power is to be generated by installing a hydraulic turbine-generator at a site 70 m below…

A: Given   Shaft power, Pshaft = 800 kW         Electrical power, Pelec = 750 kW…

Q: The system receives 500 kJ from the cold reservoir and discharges 400 kJ to the hot reservoir while…

A:

Q: A hydroelectric power plant is used to convert energy from flowing water initially stored in a…

A:

Q: Water is pumped from a lake to a storage tank 15 m above at a rate of 70 L/s while consuming 15.4 kW…

A: The electric power supplied to the pump is The power supplied to the water by the pump can be…

Q: onsider a river flowing toward a lake at an average velocity of 3 m/s at a rate of 570 m/s etermine…

A: In the question we have,water density, ρ=1000 kg/m3velocity, v=3 m/srate of discharge, Q=570…

Q: A steam turbine carrying a full load of 46 MW uses 77.7 kg/s of steam. The turbine efficiency is…

A: Given: A steam turbine Turbine load = 46 MW ms = 77.7 kg/s of steam turbine efficiency = 78%…

Q: The pump of a water distribution system is powered by a 15-kW electric motor whose efficiency is 90…

A: Given that → Power inputW.=15 kW                    nmotor=0.9                    V.=50LS=50x10-3…

Q: Water enters a hydraulic turbine through a 30-cm-diameter pipe at a rate of 0.7 m3/s and exits…

A: The given data is shown in the following attached image:

Q: A pump is to deliver 80 GPM of water at 1400F (ρ = 61.424 lb/ft3) with a discharge pressure of 150…

A: Given - Discharge (Q) = 80 GPM = 0.1337×8060 =0.1783 ft3s =308.045 in3s At T = 140 F  Weight Density…

Q: Water in the rural areas is often extracted from underground water source whose free surface is 65m…

A: To Find :  The power input to the pump in kW . Given :  The height of free surface of water below…

Q: A water pump delivers 6 hp of shaft power when operating. If the pressure differential between the…

A: The given information in the problem is listed down in the following attached image:

Q: A 78-percent efficient 12-hp pump is pumping water from a lake to a nearby pool at a rate of 1.7…

A: The useful pumping power  is expressed as follows-Pumping head-

Q: Consider water flow in a piping network. The pressure, velocity, and elevation at a specified point…

A: Write the Bernoulli's equation between points 1 and 2. Here, P1 is the pressure at point 1, v1 is…

Q: Water is being pumped from a large lake to a reservoir 25 m above at a rate of 25 L/s by a 17-KW…

A: According to the given data V˙=25L/s=25x10-3m3/s Wshaft=17 kW z2-z1=25m hL=5m We need to find…

Q: In a gas turbine , the flow rate of air is 4 kg/sec . The velocity and enthalpy of air at the…

A:

Q: Electrical power is to be generated by installing a hydraulic turbine generator at asite 70 m below…

A:

Q: A dam with a hydraulic turbine–generator located 40 m below the water surface has a rate of 4600…

A: Given that: Elevation = 40 m Mass flow rate = 4600 kg/s Electric power output = 1400 kW Generator…

Q: Water with density 1000 kg/m3 and gauge pressure 31.5 kPa flows through a ground level pipe with…

A: The density of water,(ρw)=1000 kg/m3 The gauge pressure of the water,(P)=31.5 kPa The velocity of…

Q: Consider a river flowing toward a lake at an average speed of 3 m/s at a rate of 500 m3/s at a…

A: Given: The average speed of the river is v=3 m/s. The rate of the flow of the river is V=500 m3/s.…

Q: If the used turbine converts only three-quarters of the energy that the fluid will lose after…

A: Given data: E is the total energy supplied.

Q: Agua a 20°C se bombea (n = 0.7 y 8 kW) de un deposito a otro por medio de dos tuberías conectadas en…

A:

Q: At a certain location, wind is blowing steadily at 9 m/s. Determine the mechanical energy of air per…

A:

Q: n oil pump is drawing 35 kW of electric power while pumpi

A: Given: The power of motor is, Pmotor=35 kW. Density of oil is, ρ=860 kg/m3. The flow rate is, Q=0.1…

Q: Consider a river flowing toward a lake at an average velocity of 3 m/s at a rate of 570 m³/s at a…

A: Given data: V=3 m/sz=90 mV˙=570 m3/s Need to determine the total mechanical energy of the river per…

Q: A water jet that leaves a nozzle at 50 m/s at a flow rate of 100 kg/s is to be used to generate…

A: Data given-  m• = 100 kg / s  V = 50 m/s

Q: Electric power is to be generated by installing a hydraulic turbine-generator at a site 120 m below…

A: Hydraulic Head  of Turbine, H=120mWater flow rate, m˙=930 kg/sMechanical power output,PM=850…

Q: An 80-percent-efficient pump with a power input of 20 hp is pumping water from a lake to a nearby…

A:

Q: Electric power is to be generated by installing a hydraulic turbine–generator at a site 100 m below…

A:

Q: The utility company is selling electric power for $0.06/kWh at night, and $0.13/kWh for power…

A: Calculate the power required for pumping operation. Pin=γQH+hLηp Here, Pin is the power required for…

Q: Consider an underground water source whose free surface is 60 m below ground level. The water is to…

A: Free surface below the ground level, H1=60mDelivery point above the ground by pump, H2=5mPipe…

Q: 1.  Water horsepower of the pump 2.  Brake horsepower of the pump 3.  Power input to drive the…

A:

Q: An 80-percent-efficient pump with a power input of 30 hp is pumping water from a lake to a nearby…

A:

Q: The pump of a water distribution system is powered by a 15-kW electric motor whose efficiency is 95…

A:

Q: Consider an under ground water source whose free surface is 60 m below ground level. The water is to…

A:

Q: Water flows steadily at a rate of 80 kg/min through a pump. The water pressure is increased from 100…

A: Given data,  m= 80 kg/min = 1.333 kg/s  P1=100 KPa  P2= 5150 KPa  v= 0.0015 m³/kg

Q: Determine the final temperature of the water at the second tank

A: here, I took some assumptions and some values of water's property.If there is change in its values…

Q: An inventor claims to have designed a 4 m diameter horizontal-axis hydrokinetic turbine that can…

A: To determine whether the inventor's claim is plausible, we can estimate the theoretical maximum…

Q: In a hydroelectric power plant, water flows from an elevation of 400 ft to a turbine, where electric…

A: Given: Total head = 400 ft Head loss = 36 ft Net head = 400 - 36 = 364 ft                 =110.95 m

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.