Homework Answers
Add Answer to:
4.40 A steam turbine has an inlet of 3 kg/s water at 1200 kPa and 350°C...
1. A steam turbine has an inlet of 2 kg/s water at 1000 kPa and 350...
1. A steam turbine has an inlet of 2 kg/s water at 1000 kPa and 350 °C with a velocity of 15 m/s. The exit is at 100 kPa, 150 °C, and very low velocity. Determine the power produced. 2. A small expander (a turbine with a heat transfer) has 0.05 kg helium entering at 1000 kPa, 550 K, and it leaves at 250 kPa, 300 K. The power output on the shaft is measured at 55 kW. Determine the...
Thermodynamics Problem P1. A liquid water turbine receives 2 kg/s water at 2000 kPa, 20degrees Celsius...
Thermodynamics Problem
P1. A liquid water turbine receives 2 kg/s water at 2000 kPa, 20degrees Celsius and velocity of 15 m/s. The exit is at 100 kPa, 20 degrees Celsius and very low velocity. (a) Select your systenm (b) Write down the continuity and energy equation for your system Find the specific work for the turbine (d)Find the total power output for the turbine
A steam turbine operates with P1 = 5 MPa and T1 = 600 °C at the...
A steam turbine operates with P1 = 5 MPa and T1 = 600 °C at the
inlet, an exit pressure of P2 = 100 kPa, a mass flow rate of ?̇ =
100 kg/s, and an isentropic efficiency of η = 85%. Complete a
thermodynamic analysis of the turbine, using the appropriate data
for water, by finding: (A) The temperature at the exit, T2, (B) the
work produced by the turbine, ?̇ ?, and (C) the rate of entropy
production...
Problem 3 Steam flows steadily through an adiabatic turbine. The inlet conditions of the steam are...
Problem 3 Steam flows steadily through an adiabatic turbine. The inlet conditions of the steam are 10 MPa, 400 C, and 80 m/s, and the exit conditions are 10 kPa, 92 percent quality, and 50 m/s. The mass flow rate of the steam is 12 kg/s. Determine (a) the change in kinetic energy, (b) the power output, and (c) the turbine inlet area. Pi = 10 MPa 7, = 400 °C V1 80 m/s No STEAM 3 12 kg/s ▼Sh...
A steam turbine receives 8 kg/s of steam at 9 MPa, 650 C and 60 m/s...
A steam turbine receives 8 kg/s of steam at 9 MPa, 650 C and 60 m/s (pressure, temperature and velocity). It discharges liquid-vapor mixture with a quality of 0.94 at a pressure of 325 kPa and a velocity of 15 m/s. In addition, there is heat transfer from the turbine to the surroundings for 560 kW. Find the power produced by the turbine and express it in kW
2. The flow rate of steam through a turbine is 2.8 kg/s. The inlet and exit specific enthalpies are 2326 kJ/kg and 1861 k]/kg respectively, while the inlet and exit velocities are 25 m/s and 120 m/s....
2. The flow rate of steam through a turbine is 2.8 kg/s. The inlet and exit specific enthalpies are 2326 kJ/kg and 1861 k]/kg respectively, while the inlet and exit velocities are 25 m/s and 120 m/s. The heat loss through the casing 29 kW. Calculate the shaft power of the turbine (kW) (Take care with units!)
2. The flow rate of steam through a turbine is 2.8 kg/s. The inlet and exit specific enthalpies are 2326 kJ/kg and 1861...
Turbine - 3) Water enter the boiler in a steam power plant at a rate of...
Turbine - 3) Water enter the boiler in a steam power plant at a rate of 2kg/s, a velocity of 12m/s and an enthalpy of 650 KJ/Kg where it absorbs 1850 KJ/Kg. the water transform into steam, enter the turbine and exit having an enthalpy of 3710 KJ/Kg and a velocity of 45 m/s. the height difference between the inlet of the boiler and the the turbine exit is 4 m. Considering that the heat loss from the turbine is...
Q2: Steam at 1200 kPa and 400°C enters a steam turbine at a flow rate of...
Q2: Steam at 1200 kPa and 400°C enters a steam turbine at a flow rate of 20 kg/s. The steam leaves the turbine as a saturated vapour at 35°C. The turbine delivers 10 MW of power. Determine the heat transfer rate from this turbine.
Steam flows steadily through an adiabatic turbine. (c) BY-NC- Niel Crews, 2013 The inlet conditions of...
Steam flows steadily through an adiabatic turbine. (c) BY-NC- Niel Crews, 2013 The inlet conditions of the steam are: pressure = 10 MPa temperature = 450 °C velocity = 80 m/s The exit conditions are: pressure = 10 kPa quality = 0.92 velocity = 50 m/s a) What is the temperature of the fluid at the turbine exit? b) What is the power output of the turbine, per unit mass of the working fluid?
Thermo one Question 5 A steam turbine generates energy in the form of work at the rate of 346.1...
Thermo one Question 5 A steam turbine generates energy in the form of work at the rate of 346.1 kJ/kg of steam. The steam at the inlet of the turbine is at 8 MPa, 480oC, and at a velocity of 163.5 m/s. The steam exits the turbine at 2 MPa, 240oC, and a velocity of 55.3 m/s. Heat transfer to the surroundings occurs where the outer surface (boundary) temperature is at 333.5oC. Determine the rate of entropy production (kJ/kg-K) within...
1. A steam turbine has an inlet of 2 kg/s water at 1000 kPa and 350 °C with a velocity of 15 m/s. The exit is at 100 kPa, 150 °C, and very low velocity. Determine the power produced. 2. A small expander (a turbine with a heat transfer) has 0.05 kg helium entering at 1000 kPa, 550 K, and it leaves at 250 kPa, 300 K. The power output on the shaft is measured at 55 kW. Determine the...
Thermodynamics Problem
P1. A liquid water turbine receives 2 kg/s water at 2000 kPa, 20degrees Celsius and velocity of 15 m/s. The exit is at 100 kPa, 20 degrees Celsius and very low velocity. (a) Select your systenm (b) Write down the continuity and energy equation for your system Find the specific work for the turbine (d)Find the total power output for the turbine
A steam turbine operates with P1 = 5 MPa and T1 = 600 °C at the
inlet, an exit pressure of P2 = 100 kPa, a mass flow rate of ?̇ =
100 kg/s, and an isentropic efficiency of η = 85%. Complete a
thermodynamic analysis of the turbine, using the appropriate data
for water, by finding: (A) The temperature at the exit, T2, (B) the
work produced by the turbine, ?̇ ?, and (C) the rate of entropy
production...
Problem 3 Steam flows steadily through an adiabatic turbine. The inlet conditions of the steam are 10 MPa, 400 C, and 80 m/s, and the exit conditions are 10 kPa, 92 percent quality, and 50 m/s. The mass flow rate of the steam is 12 kg/s. Determine (a) the change in kinetic energy, (b) the power output, and (c) the turbine inlet area. Pi = 10 MPa 7, = 400 °C V1 80 m/s No STEAM 3 12 kg/s ▼Sh...
2. The flow rate of steam through a turbine is 2.8 kg/s. The inlet and exit specific enthalpies are 2326 kJ/kg and 1861 k]/kg respectively, while the inlet and exit velocities are 25 m/s and 120 m/s. The heat loss through the casing 29 kW. Calculate the shaft power of the turbine (kW) (Take care with units!)
2. The flow rate of steam through a turbine is 2.8 kg/s. The inlet and exit specific enthalpies are 2326 kJ/kg and 1861...
Turbine - 3) Water enter the boiler in a steam power plant at a rate of 2kg/s, a velocity of 12m/s and an enthalpy of 650 KJ/Kg where it absorbs 1850 KJ/Kg. the water transform into steam, enter the turbine and exit having an enthalpy of 3710 KJ/Kg and a velocity of 45 m/s. the height difference between the inlet of the boiler and the the turbine exit is 4 m. Considering that the heat loss from the turbine is...
Q2: Steam at 1200 kPa and 400°C enters a steam turbine at a flow rate of 20 kg/s. The steam leaves the turbine as a saturated vapour at 35°C. The turbine delivers 10 MW of power. Determine the heat transfer rate from this turbine.
Steam flows steadily through an adiabatic turbine. (c) BY-NC- Niel Crews, 2013 The inlet conditions of the steam are: pressure = 10 MPa temperature = 450 °C velocity = 80 m/s The exit conditions are: pressure = 10 kPa quality = 0.92 velocity = 50 m/s a) What is the temperature of the fluid at the turbine exit? b) What is the power output of the turbine, per unit mass of the working fluid?
Most questions answered within 3 hours.
-
Congratulations! You have just won the Lottery. The Lottery
Commission informs you that you can choose...
asked 21 seconds from now -
bulk flow (in respiration) moves blood from?
Air in and out of lungs?
air into lungs?...
asked 4 minutes ago -
Which of the following describes a private network?
1. A wide area network (WAN) linking sites...
asked 18 minutes ago -
The purpose of this
lab: Wireshark Intro Lab
is to get students
familiar with the use of...
asked 27 minutes ago -
Question 3
A 50 percent deduction is allowed for amounts paid or incurred for
dues and...
asked 25 minutes ago -
Assuming that the wave speed varies little when sound waves are
traveling through a material that...
asked 40 minutes ago -
The rise of online shopping and Amazon, in particular, has
created major dilemmas for large food/CPG...
asked 40 minutes ago -
Is oxygen difluoride polar or nonpolar?
nonpolar
polar
ionic
none of the above
asked 51 minutes ago -
Starting from rest, a car accelerates at a constant rate of 2.6
m/s2 for a time...
asked 48 minutes ago -
A pharmaceutical company wants to answer the question whether
time for a drug in pill form...
asked 50 minutes ago -
) Assume that in the market for widgets, demand is highly
elastic compared to supply. If...
asked 1 hour ago -
Why is a personal interview the most important step in the sales
selection process? What are...
asked 1 hour ago