The coefficient of performance (COP) for a vapor compression cycle chiller is 8.7. If the chiller can produce 58 tons of cooling. If the chiller operates for a total of 3568 hours annually, and the cost of electricity is $0.15 per kWh, how much does it cost to operate the chiller? Fill in the operating cost of the chiller in one year in $.

The coefficient of performance (COP) for a vapor compression cycle chiller is 8.7. If the chiller can produce 58 tons of cooling. If the chiller operates for a total of 3568 hours annually, and the cost of electricity is $0.15 per kWh, how much does it cost to operate the chiller? Fill in the operating cost of the chiller in one year in $.

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 23RQ: If an air-conditioning compressor weighing 300lb had tobe lifted 4 ft to be mounted on a base, how...

See similar textbooks

Similar questions

It takes 104 hours to install a heating system in an office building. Theinstallers have already worked 36 hours. How many more hours are neededto finish the installation?
Question No. 15 A 1000 W heater is used for 1 hr every day for 30 days. Find the cost of electricity if the rate is Rs. 3/unit. Rs. 90 ORs. 30 O Rs. 70 Rs. 60
A gas furnace has an efficiency of 75%. How many BTU will itproduce from 1000 BTU of natural gas.
ii. The COP for a refrigerator is 6. The ratio of its highest temperature to the lowest temperature.
You have a job to upgrade a unit on a refrigerated trailer to the new R-134arefrigerant. You set the rates as follows: reclaiming the old R-12 so it can bedisposed, $17.00; flushing and replacing the seals on the system, $6.17; andrecharging the new system, $6.25. Labor involved is 3 hours at $23.00 anhour. There is no sales tax for this bill. Write a bill for this job.
6. What is the total cost of using the following at 9¢ per kilowatthour? a. 110W TV set for 4 h b. 1200W projector for 20 min c. 3000W washing machine for 1.5 h
1.5. A refrigerator is used to cool 4 litres of soft drink from room temperature (25 °C) to 3 °C. If the density of the soft drink is 1015 kg/m3 (1 litre = 0.001 m³), how much heat must be removed if the specific heat of the soft drink is 4350 J/kg °C. 1.6. An engine operating in a cycle absorbs 5000 cal of the heat from a heat source and performs 2000 cal of work. Calculate: (a) The amount of heat discarded in this cycle (b) The efficiency of the engine
2) A heat pump with the amount of heat of liquid refrigerant (mix) when it will enter the expansion of 480 Btu/lb. while the amount of heat from the refrigerant vapor after leaving the evaporator is 412 Btu/lb. What is the coefficient of performance (COP) if the heat amount of the superheated refrigerant after being compressed by the compressor has a value of 572 Btu/lb?
In a pinbar cylinder arrangement, there is 2 kg of liquid water at 20 ° C and 100 kPa pressure. 1000 lPa is required to connect the piston in the cylinder to the movement. Then the water inside the piston was heated to a temperature of 300 ° C by the welding medium with 500 ° C and the piston moved a certain amount accordingly. According to this, a) Find the final volume (mº). b) Find the boundary work done (kJ). c) Find the amount of heat transfer (kJ). d) Find the total entropy generation (kJ / K).
The number is 9 thermodynamics
2. In an air conditioning system, if the recirculated air is three times the outside air and the mass of supply air is zokg/s, what is the mass of the outside air? Ans. 5kg/s
2) A R22 twin-cylinder 92x110 mm compressor operating at 1680 rpm uses R22 as refrigerant with a condensing pressure of 1355 kPa and an evaporating pressure of 380 kPa carries a refrigerating capacity of 23.5 TOR. The motor driving the compressor has an efficiency of 92% and draws 30 kW. If the compressor clearance is 10% calculate a) the clearance volumetric efficiency b) the actual volumetric efficiency c) the compression efficiency.