Question: 3 TR refrigeration capacity of air condition plant using R134a has evaporating and condensing temperatures of 3C and 70C respectively, the refrigerant enters with

3 TR refrigeration capacity of air condition plant using R134a has evaporating

3 TR refrigeration capacity of air condition plant using R134a has evaporating and condensing temperatures of 3C and 70C respectively, the refrigerant enters with degree of super heat of 7C. Find 2- The mass flow rate of refrigerant, and 3- COP of the system 1- Dryness fraction of the vapor entering the evaporator.

Step by Step Solution

★★★★★

3.39 Rating (165 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

COP 085 MASS FLOW RATE OF R134A 1804 KgHr or 005kgsec DRYNESS FRACTION 1 The dryness fraction of v... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mechanical Engineering Questions!

Refrigerant 134a enters a compressor with a mass flow rate of 5 kg/s and a negligible velocity. The refrigerant enters the compressor as a saturated vapor at 10°C and leaves the compressor at...

Air enters the evaporator section of a window air conditioner at 100 kPa and 27C with a volume flow rate of 6 m3/min. Refrigerant-134a at 120 kPa with a quality of 0.3 enters the evaporator at a rate...

The compressor in an ideal refrigeration cycle using R134a has an inlet pressure of 120 kPa. Referring to Fig. 104, state 1 has a quality of 1.0 and state 4 has a quality of 0.4. For a cooling load...

Consider a two-stage cascade refrigeration system operating between the pressure limits of 1.2 MPa and 200 kPa with refrigerant-134a as the working fluid. The refrigerant leaves the condenser as a...

Repeat problem 10-1-26 [OCX] with R-12 as the working fluid. Problem 10-1-26 An ideal vapor-compression cycle uses R-134a as a working fluid and operates between the pressures of 0.1 MPa and 1.5 MPa....

The adiabatic compressor of a refrigeration system compresses R-134a from a saturated vapor at 160 kPa to 800 kPa and 50C. What is the minimum power required by this compressor when its mass flow...

The manufacturer of a refrigeration compressor reports the compressor power draw and evaporating capacity as a function of the evaporating and condensing temperatures in the refrigeration cycle. The...

As sketched in Fig. P4.78, a condenser using river water to condense steam with a mass flow rate of 2 x10^5 kg/h from saturated vapor to saturated liquid at a pressure of 0.1 bar is proposed for an...

The owner of a local motel asked you to help him set up his budget with the following information. Its monthly Fixed Cost amount is $180,000, while its Variable Cost is $25 per room sold. Due to the...

1.What Remedies are available for violations of economic, social and cultural rights?

1. The form of competition applies to price, speed, quality, flexibility and innovation. Please explain the form of competition as mentioned earlier in the FnB2. To produce a superior quality product...

have taken a snip of the problem and my coding. My code does not include the residual row and the values that come from my code do not match the output. 5.6 LAB: Regression with categorical...

This week I would like you to work on the "Effective Stress Management" portion of developing yourself as a leader. Think of stress management from two opposing perspectives: stress situations...

Given in (a) & (b) are stress states of an element. Are these elements in equilibrium? If not, what are the body forces needed to make the current stress state an equilibrium stress state? (a) -x+y...

Would the application of a Just-In-Time production system affect how aggregate planning is conducted? Why? How?

Economic Lot - Sizing ( 1 5 points in total ) Economic lot sizing is a well - known problem in the area of production and operations man - agement, as it has a variety of applications. For example,...

Orange juice producers are dismayed and puzzled. An economist told them that the reason the demand for orange juice fell is that a new technology allow tomato producers to pick ripe tomatoes more...

Each cable of the side spans of the Golden Gate Bridge supports a load w =10.2 kips/ft along the horizontal. Knowing that for the side spans the maximum vertical distance h from each cable to the...

The piece of roof flashing shown is formed from sheet copper that is 0.8 mm thick. Knowing that the density of copper is 8940 kg/m3, determine the mass moment of inertia of the flashing with respect...

A 50-kg block is supported by the spring arrangement shown. The block is moved vertically downward from its equilibrium position and released. Knowing that the amplitude of the resulting motion is 60...

Your client will retire this year. Currently she has $560,000 in accumulated capital. She wants to invest this capital to provide equal payments at the end of each year for 20 years, at which time...

Brenda and Tom want to save $30,000 over the next four years for a down payment on a house. What amount must they regularly save from their month-end pay cheques if their savings can earn 5.5%...

Henry can buy a farm for $700,000 with terms of $100,000 down and the balance payable over 20 years by quarterly payments including interest at 8% compounded annually. What will be the size of the...