A simple Rankine cycle with a non-ideal turbine has the following relevant states: - Water leaves...
A simple Rankine cycle with a non-ideal turbine has the following relevant states: - Water leaves the condenser as a saturated liquid with a pressure of 100.0 kPa. - As it passes through the ideal pump, it is raised to a pressure of 7 MPa. - The boiler raises adds heat isobarically until the substance has a temperature of 350∘C. - The turbine has an isentropic efficiency of 89.0%. - The mass flow rate through the system is 25 kg/s An image of a basic Rankine cycle showing the standard state points. Enthalpy values Not graded. Will give feedback if all are filled out. What are your values for specific enthalpy hn? Property State 1 2 3 4s 4a h kJ/kg Ideal Power Not graded. Will give feedback. What is the ideal power generated by the turbine? [as if the turbine was isentropic] W˙s= kW Final values (graded): What is the actual power generated by the turbine? W˙= kW What is the rate of heat input at the boiler? Q˙boil= kW What is the rate of heat transfer at the condenser? Q˙cond= kW
Homework Answers
Add Answer to:
A simple Rankine cycle with a non-ideal turbine has the
following relevant states: - Water leaves...
A Rankine cycle with reheat and 2 non-ideal turbines has the following relevant states. - Water...
A Rankine cycle with reheat and 2 non-ideal turbines has the following relevant states. - Water leaves the condenser as a saturated liquid with a pressure of 80.0 kPa As it passes through the ideal pump, it is raised to a pressure of 7 MPa The high pressure turbine has an isentropic efficiency of 91.0% The low pressure turbine has an isentropic efficiency of 91.0%. - The boiler raises adds heat isobarically until the substance has a temperature of 350...
(30 points) Rankine Cycle An ideal Rankine cycle has a turbine power output of 4 MW....
(30 points) Rankine Cycle An ideal Rankine cycle has a turbine power output of 4 MW. Saturated liquid at 20 kPa leaves the condenser, and the vapor at the exit to the isentropic turbine has a quality of 95 percent. The boiler pressure is 1.4 MPa. a. Find the mass flow rate of the steam (kg/s) b. What is the heat transfer into the boiler? c. What is the thermal efficiency for this cycle? Condenser
Problem 2. (11 points) The ideal simple Rankine operates at a pressure of 100 kPa in...
Problem 2. (11 points) The ideal simple Rankine operates at a pressure of 100 kPa in the condenser and at a pressure of 4.5 MPa in the evaporator. The liquid leaving the condenser is a saturated mixture with quality x-0.8. The mass flow rate of steam in the cycle is 1.5 kg/s. Plot the cycle on power-generation cycle using steam (a) T-s diagram for steam; and determine (b) What is the maximum temperature (°C) of this Rankine cycle (c) the...
A simple Rankine cycle uses water as the working fluid. The boiler operates at 6000 kPa...
A simple Rankine cycle uses water as the working fluid. The boiler operates at 6000 kPa and the condenser at 40 kPa. At the entrance to the turbine, the temperature is 380 °C. The isentropic efficiency of the turbine is 88 %, pressure and pump losses are negligible, and the water leaving the condenser is subcooled by 5.9 °C. The boiler is sized for a mass flow rate of 17 kg/s. Determine the following values. °C m®/kg 1 kJ/kg (1)...
Water is the working fluid in a Rankine cycle. Superheated vapor enters the turbine at 10...
Water is the working fluid in a Rankine cycle. Superheated vapor enters the turbine at 10 Mpa, 560 C with a mass flow rate of 7.8kg/s and exits at 8 kPa. Saturated liquid enters the pump at 8 kPa. The isentropic turbine efficiency is 85%, and the isentropic pump efficiency is 85%. Cooling water enters the adiabatic condenser at 18 C and exits at 36 C with no significant change in pressure and assuming the specific heat of the cooling...
Consider a steam power plant which operates on the simple ideal Rankine cycle (shown in the...
Consider a steam power plant which operates on the simple ideal
Rankine cycle (shown in the next page), where the boiler pressure
is 3 MPa and the condenser saturation temperature is 50°C. The
temperature at the exit of the boiler is 500°C. Water leaves the
condenser as a saturated liquid. The mass flow rate through each
component is 15 kg/s. Calculate:
1. The power output of the steam power plant
2. The thermal efficiency of the steam power plant
Now,...
[Updated 29/03/2019 11:50. Reviewing an attempt before this time will show incorrect question and...
[Updated 29/03/2019 11:50. Reviewing an attempt before this time will show incorrect question and answer numbers] A Rankine cycle with reheat and 2 non-ideal turbines has the following relevant states Water leaves the condenser as a saturated liquid with a pressure of 16.0 kPa. As it passes through the ideal pump, it is raised to a pressure of 7 MPa - The boiler raises adds heat isobarically until the substance has a temperature of 400°C. The reheating process raises the...
Tutorial Questions 1 1. Water is the working fluid in an ideal Rankine cycle. The condenser...
Tutorial Questions 1.1. Water is the working fluid in an ideal Rankine cycle. The condenser pressure is kPa, and saturated vapor enters the turbine at 10 MPa. Determine the heat transfer rates, in kJ per kg of steam flowing, for the working fluid passing through the boiler and condenser and calculate the thermal efficiency.2. Water is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine at 16 MPa, and the condenser pressure is 8 kPa ....
A combined cycle gas turbine/vapor power plant uses the turbine exhaust as the energy source for...
A combined cycle gas turbine/vapor power plant uses the turbine exhaust as the energy source for the boiler. Each power system uses a single turbine. The gas power system is modeled as an ideal air-standard Brayton cycle. The vapor power system is modeled as an ideal Rankine cycle. Given specific operating conditions determine the temperature and pressure at each state, the rate of heat transfer in the boiler, the power output of each turbine, and the overall efficiency. --Given Values--...
6. Water is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine...
6. Water is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine at 16 MPa, and the condenser pressure is 8 kPa. The mass flow rate of steam entering the turbine is 120 kg/s. Determine: (a) Draw the ideal Rankine cycle in T-S diagram (b) The net power developed, in kW. (b) The rate of heat transfer to the steam passing through the boiler, in kW. (c) The thermal efficiency. 2 P (kPa) 16000 16000 TC)...
A Rankine cycle with reheat and 2 non-ideal turbines has the following relevant states. - Water leaves the condenser as a saturated liquid with a pressure of 80.0 kPa As it passes through the ideal pump, it is raised to a pressure of 7 MPa The high pressure turbine has an isentropic efficiency of 91.0% The low pressure turbine has an isentropic efficiency of 91.0%. - The boiler raises adds heat isobarically until the substance has a temperature of 350...
(30 points) Rankine Cycle An ideal Rankine cycle has a turbine power output of 4 MW. Saturated liquid at 20 kPa leaves the condenser, and the vapor at the exit to the isentropic turbine has a quality of 95 percent. The boiler pressure is 1.4 MPa. a. Find the mass flow rate of the steam (kg/s) b. What is the heat transfer into the boiler? c. What is the thermal efficiency for this cycle? Condenser
Problem 2. (11 points) The ideal simple Rankine operates at a pressure of 100 kPa in the condenser and at a pressure of 4.5 MPa in the evaporator. The liquid leaving the condenser is a saturated mixture with quality x-0.8. The mass flow rate of steam in the cycle is 1.5 kg/s. Plot the cycle on power-generation cycle using steam (a) T-s diagram for steam; and determine (b) What is the maximum temperature (°C) of this Rankine cycle (c) the...
A simple Rankine cycle uses water as the working fluid. The boiler operates at 6000 kPa and the condenser at 40 kPa. At the entrance to the turbine, the temperature is 380 °C. The isentropic efficiency of the turbine is 88 %, pressure and pump losses are negligible, and the water leaving the condenser is subcooled by 5.9 °C. The boiler is sized for a mass flow rate of 17 kg/s. Determine the following values. °C m®/kg 1 kJ/kg (1)...
Consider a steam power plant which operates on the simple ideal
Rankine cycle (shown in the next page), where the boiler pressure
is 3 MPa and the condenser saturation temperature is 50°C. The
temperature at the exit of the boiler is 500°C. Water leaves the
condenser as a saturated liquid. The mass flow rate through each
component is 15 kg/s. Calculate:
1. The power output of the steam power plant
2. The thermal efficiency of the steam power plant
Now,...
[Updated 29/03/2019 11:50. Reviewing an attempt before this time will show incorrect question and answer numbers] A Rankine cycle with reheat and 2 non-ideal turbines has the following relevant states Water leaves the condenser as a saturated liquid with a pressure of 16.0 kPa. As it passes through the ideal pump, it is raised to a pressure of 7 MPa - The boiler raises adds heat isobarically until the substance has a temperature of 400°C. The reheating process raises the...
6. Water is the working fluid in an ideal Rankine cycle. Saturated vapor enters the turbine at 16 MPa, and the condenser pressure is 8 kPa. The mass flow rate of steam entering the turbine is 120 kg/s. Determine: (a) Draw the ideal Rankine cycle in T-S diagram (b) The net power developed, in kW. (b) The rate of heat transfer to the steam passing through the boiler, in kW. (c) The thermal efficiency. 2 P (kPa) 16000 16000 TC)...
Most questions answered within 3 hours.
-
A 0.0510 M solution of an organic acid has an
[H+] of 7.50×10-4M .
What is...
asked 56 seconds from now -
The completed Lewis structure of CO2 contains a total
of 0,1,2,3,4,5,6,7,8 covalent bonds
and 0,1,2,3,4,5,6,7,8 lone pairs.
NOTE:...
asked 2 minutes ago -
what is the profit-maximizing output condition that a
monopolistically competitive firm must satisfy? a) price charged...
asked 3 minutes ago -
Consider the set of ordered pairs shown below. Assuming that the
regression equation is y=3.513+0.429x and...
asked 24 minutes ago -
1. (A) Write two
structural (constitutional)
isomers of C4H8F2?
Please show all of
the
asked 27 minutes ago -
Objective: Practice converting a Boolean logic
expression into it’s truth table and to show the implementation...
asked 24 minutes ago -
1) Name the three holes located in the greater wing of the
sphenoid bone in order...
asked 27 minutes ago -
For the following reaction set-up, which type of hydrocarbon
product would form? 1,4-hexadiene + two Cl2...
asked 30 minutes ago -
Consider the following method that is intended to determine if
the double values d1 and d2...
asked 42 minutes ago -
could someone please post clear drawings of the three structures
in the equilibrium mixture of D-glucose...
asked 49 minutes ago -
Using the Properties of Order show that 5n5 +
4n4 + 6n3 + 2n2+ n +...
asked 52 minutes ago -
What is experiential learning and how is it helpful for teaching
leadership, and interpreting group dynamics?...
asked 52 minutes ago