What would be the isentropic efficiency of a turbine if the working fluid is steam and the inlet conditions are as follow T = 400 C and P = 3000 kPa. The fluid leaves the turbine at 70 kPa and 280 C. The output power of turbine is equal to 1500000 W. Select one: a. 0.86 b. 0.2 c. 0.42 d. 0.74

What would be the isentropic efficiency of a turbine if the working fluid is steam and the inlet conditions are as follow T = 400 C and P = 3000 kPa. The fluid leaves the turbine at 70 kPa and 280 C. The output power of turbine is equal to 1500000 W. Select one: a. 0.86 b. 0.2 c. 0.42 d. 0.74

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter40: Typical Operating Conditions

Section: Chapter Questions

Problem 10RQ: The seasonal energy efficiency ratio (SEER) includes the energy used in the _____and _____cycles.

See similar textbooks

Related questions

Q: 5.0 A 140 x 140-mm, twin-cylinder, single acting refrigerant- 12 compressor running at 600 rpm…

A: according to the given deta

Q: Please read the problem and solve what is asked. Thanks! A two-stage compressor with an ideal…

A: Givenhellium gasv1=0.5m3/sP1=150kPaT1=300KP2=7500kPa

Q: 2.A steam throttling valve with inlet conditions of 2MPA and 400C is connected to the inlet of the…

Q: 1.4 A diesel engine operating an air standard diesel cycle has 20cm bore and 30cm stroke. the…

Q: According to the figure below, show that the optimal condition for the efficiency of the Pelton…

Q: 2. A reverse Carnot cycle requires 3 hp and extracts energy from the lake to heat a house If the…

A: Given data: W˙=3 hp=2.2371 kWTH=70°F=294.261 KQH=2110 kJ/min=35.2 kJ/s Need to determine the…

Q: A constant pressure open cycle gas turbine plant works between temperature range of 15°C and 700°C…

A: The answer is

Q: A turbine receives steam at a pressure of 9.95 MPa and temperature of 648 °C. The condenser pressure…

A: Given, Turbine pressure = 9.95 MPa Condenser pressure = 0.225 MPa. Brake engine efficiency =…

Q: ft3 min A two-stage compressor receives air at 100 at 10psia and the discharge pressure is 200 psia.…

Q: ideal gas turbine is shown in the figure. Determine the work output and the back w

A: Given:Inlet pressure to compressor, P1=100 kPainlet temperature to compressor, T1=20o C or 293 KOut…

Q: A turbine engine air intake is at pressure and temperature of air drawn 99 kPa and 29 °C…

A: 1-2 Isentropic compression 2-3 Constant pressure heat addition 3-4 Isentropic expansion 4-1…

Q: volumetric efficiency and if the discharge pressure shall be raised to 1400 kPa, a) what is the…

Q: A steam turbine receives a steam flow rate of 2kg/s and the power output is. 700 kW. The heat loss…

A: For solution refer below images. NOTE:- For specific enthalpy unit should be in KJ/kg.

Q: Determine work output of the engine, for the reversible cycle

Q: A turbine receives steam at a pressure of 9.90 MPa and temperature of 648 °C. The condenser pressure…

A: Given, Turbine pressure = 9.95 MPa Condenser pressure = 0.225 MPa. Brake engine efficiency =…

Q: Q 2: - A one cylinders Freon (134a) compressor has a Bore and Stroke 5.4 and 4.8 cm respectively. It…

Q: What would be the necessary bore and stroke of a single acting four- cylinder, 350 rpm ammonia…

A: Sir question (a) is solved. please post a question (b) to get a solution.

Q: 2A steam throttling valve with iniet conditions of 2MPA and 400C is connected to the inlet of the…

Q: P;=1 MPa T;=800 K P2 = 0.1 MPa T;= 400 K SOLID-OXIDE FUEL CELL moles no, = 105 moles 02 = 105- u, =…

A: following is the answer to the above question- 8l

Q: A turbine passes 67.5 kg/h of steam at 200 km/h at 8 MPa and leaves at 0.5 MPa as wet steam with a…

Q: a boiler is producing steam at pressure of 15 bar and quality as 0.98 dry. If the water supplied…

A: Given data:

Q: A thermal power has a net power 10 MW. The backwork ratio of the plant is 0.005. Determine the…

Q: 2.A steam throttling valve with inlet conditions of 3MPa and 500C is connected to the inlet of the…

Q: Refer to the steam power plant below and determine the following: ii. i. Specific enthalpy at the…

Q: Steam engine with incomplete expansion receives saturated steam at 1.04 Mpa, expands it to 0.105 Mpa…

A: Since, you have posted multiple subparts and each subparts, there is more than one question. So, as…

A: Given : The Gas flow rate The Surface pressure The Compressor inlet pressure The pressure increased…

Q: In a certain steam plant the turbine develops 703.72 kJ/kg. The heat supplied to the steam in the…

A: Given Data→WT=703.72KJkgheat supplied to steam in boiler QB=2800KJkgheat rejected by the steam to…

Q: Initial condition: P = 2 MPa saturated Process: Adiabatic Final condition: P = 0.1 MPa saturated…

A: Given: Initial condition: P = 2 MPasaturatedProcess: AdiabaticFinal condition: P = 0.1 MPasaturated

Q: Q1: The steam rate to a turbine for variable output is controlled by a throttle valve in the inlet…

A: Given Data Steam flow rate, m=0.6 Kg/s quality, x2=0.90 Exhaust steam, 10KPa Turbine power output,…

Q: 1. Figure shows a reheat cycle in which steam is delivered to the high-pressure turbine at 1100…

Q: 10kPa pressure and dryness degree x=0.90, the steam coming out of the turbine goes to the pump with…

Q: A diesel cycle has a peak pressure of 745 psia. The conditions at the beginning of the compression…

A: Given data as per question p1=15 psiaT1=5300R=294.4 Kp2=p3=745 psia=5.137 MpaHeat added in process…

Q: A heat engine operates between two reservoirs at 400°C and 30°C. Half the power produced by the heat…

A: Note: As per Bartleby policy we have to answer first three subparts if nothing is mentioned then too…

Question

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Given

VIEW

Step 1

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Steam engine with incomplete expansion receives saturated steam at 1.04 Mpa,expands it to 0.105 Mpa where release occurs. Exhaust is to a condenser at 40C.The actual engine uses 6070 kg/h of steam; it has a brake engine efficiency of 60%and a mechanical efficiency of 85%. The electric generator which it drives has anefficiency of 925. (a) For the ideal engine, find the thermal efficiency and the mep.For the actual engine, determine (b) the brake work in kW and the brake thermalefficiency, (c) the indicated work in kW, indicated thermal efficiency and indicatedsteam rate, (d) the combined thermal efficiency and the combined steam rate
A thermal power has a net power 10 MW. The backwork ratio of the plant is 0.005. Determine the compressor work.
ft3 min 5. A two-stage compressor receives air at 100 at 10psia and the discharge pressure is 200 psia. If the temperature of the air received is 50F, find the intercooler pressure, total compressor work and total heat rejected at the intercoolers. 44.72psia; 16.31 hp; 345.80 Bu min
1.4 A diesel engine operating an air standard diesel cycle has 20cm bore and 30cm stroke. the clearance volume is 420cm3. if the fuel is injected at 5% of the stroke, find the air standard efficiency. 1.5 Develop an expression for the thermal efficiency of the air-standard diesel cycle as a function of the compression ratio r. = V1V2 and the expansion ratio r, = V4 / V3. Assume the working fluid is an ideal gas, and the volume effect of moles of gas generated is small relative to the effect of heating from combustion. %3D
2. A reverse Carnot cycle requires 3 hp and extracts energy from the laketo heat a house .If the house is kept at 70°Fand requires 2110 kj/min... what is the temperature of the lake?
Q.1/ The hot source temperature is 227 degree Celsius and the sink is 127 degree Celsius of the Carnot engine. Find the efficiency of the engine. Also find the heat input from the source and the heat rejected to the sink when 10000 J of work is done. Draw the flow energy diagram
i . A gas well is flowing at a flow rate of 1.2x105scf/d with the surface pressure of 500psi and compressor inlet pressure of 100psi. Calculate the horse power requirement.
2.A steam throttling valve with inlet conditions of 3MPA and 500C is connected to the inlet of the turbine. The turbine has 800kW power output and heat absorbed of 500kw. If the mass flow rate is 1kg/s and the exit temperature of steam is 400C, find the exit turbine pressure. (
Choose from the choices
8. A turbine passes 67.5 kg/h of steam at 200 km/h at 8 MPa and leaves at 0.5 MPa as wet steam with a speed of 90 km/h and a specific volume of 0.189 m3/kg. d. What must be the steam input conditions (T,H) to turn on a device that consumes 30 kW? and. What is the mass and volumetric flow rate of the water at the outlet? F. What is the input and output area?
A turbine receives steam at a pressure of 9.95 MPa and temperature of 648 °C. The condenser pressure is 0.225 MPa. For the actual engine, the brake engine efficiency is 85%, the driven generator efficiency is 95%, and the rated output of the generator is 30 MW. Find: a. Combined work b. Combined heat rate c. Mass flow for the rated power
ı need solution