(Problem 2) What is the pressure at the entrance of the turbine if the pump work is 15kJ/kg. The condenser pressure is 100kPa and the density of water entering the pump is 958kg/cubic meters? 10.47MPA 12.12MPA

(Problem 2) What is the pressure at the entrance of the turbine if the pump work is 15kJ/kg. The condenser pressure is 100kPa and the density of water entering the pump is 958kg/cubic meters? 10.47MPA 12.12MPA

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: Example 2 An air stream with a Mach number of (3.04) a pressure of (302 kPa) and a temperature of (5...

Q: answers in N-m and N) Solve for the internal forces (normal, shearing and moment) on point 1. 1000 N...

Q: The velocity of a particle is defined by vx= 100 - t 3/2 and vy = 100 +10t – 2t2 where v is in feet...

Q: Yeji just came back from dance practice and went straight to her bedroom. It was summer so the tempe...

Q: A heat pump consumes around 3 kW of power, minimum. If the outside temperature reached -2°C and the ...

Q: Homework F 52KN ) The slope of the 5.2-kN force F is specified as shown in the figure. Express F as ...

Q: What is the fatigue-strength reduction factor for a shaft with an annealed sled-runner keyway under ...

Q: A cylinder vessel filled with water with a 2m diameter and 5m high. It was rotated with uniform angu...

Q: Air at 68 degrees Celsius is being pumped through a pipe of internal diameter 6.4 inches. If the vol...

Q: Complex piping system—D. Consider the piping system shown in Fig. P3.28. The pressures p1 and p5 are...

A: according to the given details

Q: A certain hospital has 415 patients; 76 have high blood pressure only, 123 have heart problems only,...

Q: 19. A 40 kg block is resting on an inclined plane making an angle of 20 deg. from the horizontal. If...

A: Given: m = 40 kg friction coeff = 0.6 angle = 20 deg Correct answer: 87.03 N

Q: In the boiler of a steam engine the superheated steam is at 500 degrees Celsius and 20 mPa is create...

A: The best gas regulation, additionally called the overall gas condition, is the condition of conditio...

Q: A stock-flow system models the level of water in a lake. Near a certain equilibrium point, there ar...

A: Given: Amplifying feedback loop = 0.55 per monthA stabilizing feedback loop = -0.09 per monthAmplify...

Q: Oil with specific gravity of 0.88 is flowing in a 450 mm steel pipe with a velocity of 1.20 m/s. Fin...

Q: Dimension of a centrifugal pump impeller are Parameter Inlet, Section 1 Outlet, Section 2 Radius,r (...

Q: Water enters a pump through a 250 mm diameter and leaves the pump through a 150 mm diameter pipe. If...

A: To find a. Velocity of suction pipe.b. Velocity of discharge pipe.

Q: A steady, incompressible, inviscid 2D velocity field is given by V 2x + 3y- 5)i +(x– y - 2)j Determi...

Q: he instrument reads a height equivalent to 0.95 atm. The air is compressed adiabatically to 87,000 P...

Q: *20-48. At the given instant, the rod is turning about the z axis with a constant angular velocity w...

Q: What is the caliper reading on the diagram that is attached?

A: Given Dial calipers We know that Dimension = Blade reading + dial reading We see that Balde reading ...

Q: Two blocks respectively A weighs 1600N and B weighs 2400N are connected by a spring both rests on an...

A: Given DataW2=1600NW1=2400Nμ1=0.1μ2=0.3

Q: Determine the support reactions at A for the propped cantilever beam? 15kN

Q: A 1 ½-in. shaft is made of AISI 1045 steel, as rolled with Sy=59 ksi. For N = 2, what reversed torqu...

Q: Convert heat conduction from cylindrical coordinate to Cartesian coordinate?

Q: Given data: Q=3.3 m3/s A=4 m2 Find velocity

A: Given data : Discharge=Q Area=A To find : Velocity

Q: Strength of Materials Dr. Maad Abdullah Hussein AL-ESRAA UNIVERSITY COLLEGE 8. BRINELL TEST Material...

Q: A 15-cm nickel cube is fixed at its base. A force of 1.44x109 dynes is applied parallel to its upper...

Q: If the standard deviation of a nut's hole diameter exceeds 0.01 millimeters, there is an unacceptabl...

A: according to given details

Q: The list of compositions contains 6 alloys per series. Before you are going link the composition wit...

A: Steel is a carbon and iron alloy. Steels with at least 10.5 percent chromium, less than 1.2 perce...

Q: Determine average yield stress in this operation.

A: Given; An annealed copper wire of 25 mm diameter is drawn into a wire of 5 mm diameter. Data is give...

Q: Consider a 3 bladed rotor of radius 5 m, runing at 7. Find 0, 0,, 0,, and c for a blade section from...

Q: Write one page report about relationship between global citizenship & equity and quality assurance.

A: The phrase "global citizenship" refers to the social, political, environmental, and economic acti...

Q: A fluid occupies 1.5 cubic meters. If it has a mass of 2,500 kg, calculate the specific gravity.

A: Answer: The specific gravity of the fluid is 1.67.

Q: A vehicle is running in a longitudinal way. Suppose the input x(t) is the acceleration, and the outp...

Q: Compute the coordinates of the centroid (, g) of the area shown. d C a Values for dimensions on the ...

A: Centroid: The centroid of a figure is that point in the figure at which all the area may be assumed ...

Q: In the figure shown, Given: UB =1.3 m/s 0 = 60° %3D Solve for: a) velocity of A (m/s) b) angular vel...

Q: 24) The Young's modulus and the shear modulus of material are 120GPa and 45GPA respectively. What is...

A: From the data given in question, Young's modulus = E = 120 GPa Shear modulus = G = 45 GPa Let us d...

Q: • A 6 MW generator had a thrust of 103,000 lb. The outside diameter of the step bearing is 12 in, an...

Q: What is the maximum amount of Pb (in %) with which Sn may be alloyed to render a single β phase at 1...

Q: 7. A shaft carries three pulleys A, B and C, the pulleys B and C being 4 ft. and 7 ft. from A. The p...

Q: Calculate the theoretical acceleration of the lightest spherical object using Newton's second law. T...

A: As observed, with an increase in the distance of release relative to the ramp, there was an increase...

Q: The rod is supported by smooth journal bearings at A, B, and C and is subjected to the two forces F1...

Q: A centrifugal pump driven by a 160-hp motor rotating at 2400 rpm is used to pump 70°F water in a man...

Q: Problem 4. A 16-tooth 240 Bhn steel spur pinion having a pressure angle of 20° and rotating at 720 r...

A: Calculate the diameter of the gear. Dg=NgPg Here, Dg is the gear diameter, Ng is the number of teeth...

Q: Q1 /Draw S.F.D and B.M.D 50 KN/m 20 kN/m 100 Nm 3m 6m Gm 3m Shear Force Diagram

A: Given

Q: Estimate of steam at 100 lbf/in2 and 400°F consider a perfect-gas approximation. (3 DECIMAL PLACES I...

A: Estimate of steam at 100 lbf/in2 and 400°F

Q: Find the required diameter of a droplet of water in order to have a pressure of 1 kPa within it, rel...

Q: Solve this Complex Numbers: Find all the values of x so that

Q: Given the problem: In the frame, shown, members 'ACE' and 'BCD' are connected by a pin at 'C' and b...

A: Given: External Force on element BCD=446 N The free body diagram of the given frame is as shown bel...

Question

Show the ts diagram and complete and step by step solution. Thermodynamics subject.

(Problem 2) What is the pressure at the
entrance of the turbine if the pump
work is 15kJ/kg. The condenser
pressure is 100kPa and the density of
water entering the pump is
958kg/cubic meters?
10.47MPA
12.12MPA
14.47MPA
15.85MPA

Science that deals with the amount of energy transferred from one equilibrium state to another equilibrium state.

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

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 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

Q . It is proposed to pump 8,000 kg/h of toluene at 114 oC and 1.1 atm abs pressure from the reboilerof a distillation tower to a second distillation unit without cooling the toluene before it enters thepump. If the friction loss in the line between the reboiler and pump is 7 kN/m2 and the density oftoluene is 866 kg/m3 . How far above the pump must the liquid level in the reboiler be maintained togive a net positive suction head of 3.5 m? Calculate the power required to drive the pump if the pumpis to elevate the toluene 10 m. The pressure in the second unit is atmospheric and the friction loss inthe discharge line is 35 kN/m2 . The velocity in the pump discharge line is 4 m/s.
find the following: rate of enthalphy change difference in kinetic energy difference in potential energy heat loss term shaft work done by the turbine
6.1) A boiler produces 25 kg/s of steam at 3 MPa and 600 °C, cools the condenser with seawater so that the outlet is at 45 °C, then a reheating at 500 kPa up to 400°C is carried out, then a low-pressure expansion is carried out in the turbine. Determine: A) The net power output B) The total heat transfer in the boiler Boiler Pump www اپنا Be Turbine Condenser آلفا Ans= A) 34820 kW B) 91733 kW
For a 10-ton-capacity refrigeration system, the pressure of refrigerant in the evaporator is 150 kPa, whereas in the condenser it is 950 kPa. If refrigerant R-134a is used under saturated conditions, calculate the theoretical power required to operate the compressor = ... KW
Q4: Why the stroke length of the racing cars' engines is always smaller than its bore diameter?
Pls answer thank you! Steam enters the turbine at the rate of 2.5 kg/s with enthalpy of 3200 kj/kg and exhaust enthalpy of 1100 kj/kg . Steam is extracted from the turbine at the rate of 1 kg/s for heating purposes with enthalpy of 2750 kj/kg. What is the turbine work in KW.
5.0 A 140 x 140-mm, twin-cylinder, single acting refrigerant- 12 compressor running at 600 rpm carries a refrigeration capacity of 40 kW while operating at 350 kPa suction and 1300 kPa discharge pressures. , Assuming the same load to be carried with the same volumetric efficiency and if the discharge pressure shall be raised to 1400 kPa, a) what is the percent increase in mass of R-12 (b)What will be the new volumetric displacement of the compressor the compressor be run? in m/sec ?;(c)At what speed should
An air cooled refrigerant condenser (similar to the ones used for home air conditioners) is shown, The system condenses 0.1 kg/sec of 60 C R134A refrigerant. Air temperature rises by 5 C passing over the coils. Calculate the mass flow rate of air pushed through the condenser.
28. A centrifugal air compressor compresses 200 cfm from 12 psia to 90 psia. The initial specifie volume is 12.6 and final specific volume is 3.25 If the inlet suction lirfe is 4" I.D. and the discharge line is 2.5" I.D. Determine ft-lb (a.) The change in flow energy between the boundaries in- min Ib (b.) the mass flow rate in and min (c.) the change in velocity in fps.
a.) What are the different types of fans used in air-conditioning systems? Discuss their applications and relative advantages and disadvantages. b.) Air from an air-conditioned room is exhausted into atmosphere through a grill. The quantity of air passes through the grill is 20 cubic meter minute. The duct area leading to the grill is 0.12 m2. The static pressure behind the grill is 3 mm of water. Find the effective area of grill exhausting the air into atmosphere. Take the pressure loss passing through the grill as 0.5 mm of water. Solve both a and b Asap please , I will rate
A steam turbine receives a steam flow rate of 2kg/s and the power output is. 700 kW. The heat loss from the casing is negligible. B. when the velocity at the entrance is 60 m/s, the velocity at exit is 360 m/s, and the inlet pipe is 3 m above ?the exhaust pipe, the change of specific enthalpy across the turbine is 700 kJ 600 kJ 400kJ non of the above
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.