1) Air is compressed under Constant Entropy Process from 10 Psia, 3 ft³, 90°F to 50 Psia. Find the following: a) Final volume in ft³. b) Final temperature in °F. c) Work non-flow in BTU. 2) From problem #1 (Use PVT Values), What if the 1lbm of air is compressed under quasi-static process (n=1.27). Find the following: a) Work non-flow in BTU. b) Heat in BTU. k

1) Air is compressed under Constant Entropy Process from 10 Psia, 3 ft³, 90°F to 50 Psia. Find the following: a) Final volume in ft³. b) Final temperature in °F. c) Work non-flow in BTU. 2) From problem #1 (Use PVT Values), What if the 1lbm of air is compressed under quasi-static process (n=1.27). Find the following: a) Work non-flow in BTU. b) Heat in BTU. k

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

Chapter2: Matter And Energy

Section: Chapter Questions

Problem 30RQ: A gas is compressed inside a compressor's cylinder. When the piston is at its bottom dead center,...

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1) Air is compressed under Constant Entropy Process from 10 Psia, 3 ft3, 90°F to 50 Psia. Find the following: a) Final volume in ft3. b) Final temperature in °F. c) Work non-flow in BTU. 2) From problem #1 Use all PVT values, What if the 1lbm of air is compressed under quasi-static process (n=1.27). Find the following: a) Work non-flow in BTU. b) Heat in BTU. Please answer only number 2.
1) Air is compressed under Constant Entropy Process from 10 Psia, 3 ft3, 90°F to 50 Psia. Find the following: a) Final volume in ft3. b) Final temperature in °F. c) Work non-flow in BTU. 2) From problem #1 Use all PVT values, What if the 1lbm of air is compressed under quasi-static process (n=1.27). Find the following: a) Work non-flow in BTU. b) Heat in BTU.
1) Air is compressed under Constant Entropy Process from 10 Psia, 3 ft°, 90°F to 50 Psia. Find the following: a) Final volume in ft. b) Final temperature in °F. c) Work non-flow in BTU. 2) From problem #1, What if the 1lbm of air is compressed under quasi-static process (n=1.27). Find the following: a) Work non-flow in BTU. b) Heat in BTU.
An oxygen gas R = 0.2598 KJ/kg°k and k = 1.395. If 4 kg of oxygen undergo a reversible non flow constant pressure process from initial volume =1.2 cubic meter and initial pressure = 690 kPa to a state where final temperature = 600°C. Find intial temperature. B) Change in internal energy. C) Change in enthalpy
1) Air is compressed under Constant Entropy Process from 10 Psia, 3 ft, 90°F to 50 Psia. Find the following: a) Final volume in ft3. b) Final temperature in °F. c) Work non-flow in BTU. 2) From problem #1, What if the 1lbm of air is compressed under quasi-static process (n=1.27). Find the following: a) Work non-flow in BTU. b) Heat in BTU.
1) Air is compressed under Constant Entropy Process from 10 Psia, 3 ft3, 90°F to 50 Psia. Find the following: a) Final volume in ft3. b) Final temperature in °F. c) Work non-flow in BTU. From the problem above use all PVT values, What if the 1lbm of air is compressed under quasi-static process (n=1.27). Find the following: d) Work non-flow in BTU. e) Heat in BTU.
DRAW THE PV TS DIAGRAMS FOR BOTH PROBLEMS 1. During a reversible process 320 kJ/s of heat are given off by 1.5 kg m /s of a certain gas while its temperature remains constant at 27.7 o C. For this gas c p = 2.232 kJ/kg m - o K and k = 1.303. The initial pressure is 590 kPaa. Find a) final volume, b) work non flow (kJ/s), c) ∆S (kJ/ o K -s) 2. An ideal compressor compresses 12 kg/min of air isothermally from 99 kPaa and a specific volume of 0.81 m 3 /kg m to a final pressure of 600 kPaa. Determine a) Power (kW) required to drive the compressor, b) change in entropy (kJ/ O K), c) heat transferred. (PLS SHOW COMPLETE SOLUTION AND WRITE PROPERLY) (PLEASE ANSWER BOTH QUESTIONS PLEASE)
3.) Find the pressure ,specific volume ,internal energy ,enthalpy ,entropy of saturated water at 300 F . 4.)Find the temperature ,specific volume ,internal energy ,enthalpy ,entropy of saturated steam at a pressure of 1 inch Hg absolute.
In an isentropic non-flow process with air, the pressure drops from 77 psia to 20 psia. The air has a mass of 0.3 lb and the initial temperature was 292 °F. Find the followinga. Final temperature, °Fb. Heat transferred, Btuc. Work done, ft-lbf
4. air in an internal combustion engine has 227 degrees Celcius, 1000 kPa, with a volume of 0.1 cubic meter. combustion heats it to 1800 K in a constant volume process. what is the mass of air, how high does the pressure become? 5. a rigid tank of 1 cubic meter contains nitrogen gas at 600 kPa, 400 K. by mistake, someone lets 0.5 kg flow out. if the final temperature is 375 K, what is the final pressure? 6. water in a piston/cylinder is at 90 degree celcius, 100 kPa, and the piston loading is such that pressure is proportional to volume, p=CV, where C is constant. heat is now added until the temperature reached 200 degree celcius. find the final pressure.
Ql: A closed steel bottle contains ammonia at -20°C, x 20% and the volume is 0.05 m3.It has a safety valve that opens at a pressure of 1.4 MPa. By accident, the bottle is heated until the safety valve opens. Find the temperature and heat transfer when the valve first opens.
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