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An adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure to 15 MPa in a reversible manner. Determine the work input using (a) entropy data from the compressed liquid table, (b) inlet specific volume and pressure values, (c) average specific volume land pressure values.Also, determine the errors involved in parts (b) and (c).

Get PriceEmail contact7–58 An adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure to 15 MPa in a reversible manner. Determine the work input using (a) entropy data from the compressed liquid table, (b) inlet specific volume and pressure values, (c) average specific volume and pressure values.

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at 10 \mathrm{kPa} to a pressure to 15 \mathrm{MPa} in a reversible manner. Determine the wo 🚨 Hurry, space in our FREE summer bootcamps is running out. 🚨 Claim your spot here.

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure to 15 MPa in a reversible manner. Determine the work input using (a) Entropy data from the compressed liquid table, (b) Inlet specific volume and pressure values, (c) Average specific volume and pressure values.

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure of 15 MPa in a reversible manner Determine the work input using (a) entropy data from the compressed liquid table, (b) inlet specific volume and pressure values, and (c) average specific volume and pressure values.

Get PriceEmail contactTranscribed Image Textfrom this Question. An adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure to 15 Mpa in a reversible manner. Determine the work input.

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure of 15 MPa in a reversible manner. 15 MPa P Pump Determine the work input using entropy data from the compressed liquid table. Use steam tables. (You must provide an answer before moving on to the next part.) The work input is 15.64 kJ/kg.

Get PriceEmail contactMar 01, 2018 An adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure to 15 MPa in a reversible manner. Determine the work input using (a) entropy data from the compressed liquid table, (b) inlet specific volume and pressure values, (c)

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at 10 kPa pressure to 15 MPa in a reversible manner. Determine the work input.

Get PriceEmail contactJun 24, 2019 Solution. First, we express the ratio of the initial volume V 0 and the final volume V of the air in the pump. Let's denote the unknown area of the base of the cylinder by A. Then the following holds true: V 0 V = l A ( l − d) A = l ( l − d). Quick compression can be considered to be an adiabatic process, and Poisson's equation can be ...

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at 10 kPa pressure to 15 MPa in a reversible manner. Determine the work input.

Get PriceEmail contactSolution for An adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure of 15 MPa in a reversible manner. T15 MPa P Pump

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure to 15 MPa in a reversible manner. Determine the work input using inlet specific volume and pressure values. Refrigerant-134a at 140 kPa and –10°C is compressed by an adiabatic 0.5-kW compressor to an exit state of 700 kPa and 60°C.

Get PriceEmail contactProblem 33 Easy Difficulty. A small adiabatic air compressor is used to pump air into a $20-\mathrm{m}^{3}$ insulated tank. The tank initially contains air at $298.15 \mathrm{K}\left(25^{\circ} \mathrm{C}\right)$ and $101.33 \mathrm{kPa}$, exactly the conditions at

Get PriceEmail contactAn adiabatic air compressor is to be powered by a direct-coupled adiabatic steam turbine that is also driving a generator. Steam enters the turbine at 12.5 MPa and 500oC at a rate of 25 kg/s and exits at 10 kPa and a quality of 0.92. Air enters the compressor at 98 kPa and 295 K at a rate of 10...

Get PriceEmail contactHere, the process is adiabatic compression. The volume is given and temperature is to be found. we can use the equation (8.38 ) TiViγ-1 = TfVfγ-1. Ti = 300 K (273+27°C = 300 K) T2 ≈ 522 K or 2490C. This temperature is higher than the boiling point of water. So it is very dangerous to touch the nozzle of blocked pump when you pump air.

Get PriceEmail contactProblem 59 Hard Difficulty. An air pump has a cylinder 0.250 m long with a movable piston. The pump is used to compress air from the atmosphere (at absolute pressure $1.01 \times 10^{3} \mathrm{Pa}$ ) into a very large tank at $4.20 \times$ $10^{5}$ Pa gauge pressure.

Get PriceEmail contact7–58 An adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure to 15 MPa in a reversible manner. Determine the work input using (a) entropy data from the compressed liquid table, (b) inlet specific volume and pressure values, (c)

Get PriceEmail contactThose are for pumping water. If we use this pump to pump gasoline at Q = 100 gpm, what are the predicted values of h, Po and n? A centrifugal pump is pumping mercury. The inlet pressure is 200 psia. The pump impeller is 2 in in diameter, and the pump is rotating at 20,000 rpm. Estimate the outlet pressure based on Eq. 1024.

Get PriceEmail contactAn ice plant is to be maintained at 270 K. The ambient temperature is 300 K. If 5 x 10 6 kJ/h of energy is to be continuously removed from the ice plant, the minimum power required to run the refrigerator will be: Free Practice With Testbook Mock Tests. AE JE Mechanical Engg.

Get PriceEmail contactAn air pump has a cylinder 0.250 m long with a movable piston. The pump is used to compress air from the atmosphere (at absolute pressure 1.01 × 10 5 Pa) into a very large tank at 3.80 × 10 5 Pa gauge pressure. (For air, C V = 20.8 J/mol ⋅ K.) (a) The piston begins the compression stroke at

Get PriceEmail contactProblem 51 Easy Difficulty. An air pump has a cylinder $0.200 \mathrm{~m}$ long with a movable piston. The pump is used to compress air from the atmosphere (at absolute pressure $1.01 \times 10^{5} \mathrm{~Pa}$ ) into a very large tank at $4.00 \times 10^{5} \mathrm{~Pa}$ gauge pressure.

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure to 15 MPa in a reversible manner. Determine the work input using(a) Entropy data from the compressed liquid table,(b) Inlet specific volume and pressure values,(c) Average specific volume and

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at 10 kPa to a pressure to 15 MPa in a reversible manner. Determine the work input using(a) Entropy data from the compressed

Get PriceEmail contactAn adiabatic pump is to be used to compress saturated liquid water at $10 \m 02:38 Water at 20 psia, $240 \mathrm{F}$, receives $40 \mathrm{Btu} / \mathrm{lbm}

Get PriceEmail contactNotice that the isentropic compression of the liquid to 25 MPa resulted in a temperature increase of 3.6°C, thus the actual temperature rise of 5°C lead to a pump adiabatic efficiency of 82%. As an exercise, assuming that the liquid water behaves as an incompressible fluid, determine the pump efficiency for the given temperature rise from 170 ...

Get PriceEmail contactMay 22, 2019 Adiabatic Process. An adiabatic process is a thermodynamic process, in which there is no heat transfer into or out of the system (Q = 0). The system can be considered to be perfectly insulated.In an adiabatic process, energy is transferred only as work. The assumption of no heat transfer is very important, since we can use the adiabatic approximation only in very rapid processes.

Get PriceEmail contactrequired to compress a certain volume of gas is then explained involving detailed discussions of adiabatic, valve loss and friction power. The tutorial will then delve into discussions of compression efficiency and how changes in pressure and rotating speed affect the P-V diagram.

Get PriceEmail contactAn air pump has a cylinder 0.250 m long with a movable piston. The pump is used to compress air from the atmosphere (at absolute pressure 1.01 × 10 5 Pa) into a very large tank at 3.80 × 10 5 Pa gauge pressure. (For air, C V = 20.8 J/mol ⋅ K.) (a) The piston begins the compression stroke at

Get PriceEmail contactProblem 1 A small adiabatic air compressor is used to pump air into a 20-m 3 insulated tank. The tank initially contains air at 25°C and 101.33 kPa, exactly the conditions at which air enters the compressor. The pumping process continues until the pressure in the tank reaches 1,000 kPa. If the process is adiabatic and if compression is isentropic, what is the shaft work of the compressor?

Get PriceEmail contactThose are for pumping water. If we use this pump to pump gasoline at Q = 100 gpm, what are the predicted values of h, Po and n? A centrifugal pump is pumping mercury. The inlet pressure is 200 psia. The pump impeller is 2 in in diameter, and the pump is rotating at 20,000 rpm. Estimate the outlet pressure based on Eq. 1024.

Get PriceEmail contactHere, the process is adiabatic compression. The volume is given and temperature is to be found. we can use the equation (8.38 ) T i V i γ-1 = T f V f γ-1. T i = 300 K (273+27°C = 300 K) T2 ≈ 522 K or 2490C. This temperature is higher than the boiling point of water. So it is very dangerous to touch the nozzle of blocked pump when you pump air.

Get PriceEmail contactHere, the process is adiabatic compression. The volume is given and temperature is to be found. we can use the equation (8.38 ) T i V i γ-1 = T f V f γ-1. T i = 300 K (273+27°C = 300 K) T2 ≈ 522 K or 2490C. This temperature is higher than the boiling point of water. So it is very dangerous to touch the nozzle of blocked pump when you pump air.

Get PriceEmail contact10-3-1 [ideal-02kgs] A heat pump which operates on an ideal vapor-compression cycle with R-12 is used to heat water from 5 o C to 30 o C at a mass flow rate of 0.2 kg/s. The condenser and evaporator pressures are 0.8 MPa and 0.2 MPa, respectively.

Get PriceEmail contactJan 01, 2013 Research is underway on advanced adiabatic compressed air energy storage (AACAES) to store and return the heat of compression in order to improve energy efficiency. 2.3. Electrochemical batteries Batteries use reversible electrochemical reactions to store electricity. Conventional batteries are lead- acid ones. These are the least expensive.

Get PriceEmail contactAn air-conditioning system operating on the reversed Carnot cycle is required to remove heat from the room at a rate of 25 kW to maintain its temperature constant at 20° C. The temperature of the surroundings being 35°C, the power required to operate this air-conditioning system will be. Free Practice With Testbook Mock Tests.

Get PriceEmail contactA vapor-compression heat pump system uses Refrigerant R-134a as the working fluid. The refrigerant enters the compressor at 2.4 bar, 0 o C and a volumetric flow rate of 0.8 m 3 /min. Compression is adiabatic to 10 bar, 50 o C and saturated liquid exits the condenser at 9 bar. Determine (a) the power input to the compressor in kW, (b) the ...

Get PriceEmail contactIf the refrigerant were first condensed at constant pressure before it was compressed, we would use a pump to compress the liquid. In this case, the pump work input could be determined from the steady-flow work relation to be. where . v. 3 = v. f @ 15 psia = 0.01165 ft3/lbm. Substituting, Chapter 7, Solution 96E. Helium gas is compressed from a ...

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