WebJan 25, 2024 · Aim: The aim of this study is to develop machine learning models for the performance of refrigerator and air-conditioning system. Background: The Coefficient Of Performance (COP) of Refrigerator and Air-Conditioning (RAC) is a complex function of evaporative temperature and concentration of nanoparticles in lubricants. In recent years, … WebToday U.S. refrigerators consume less than 500 kWh/year, far less than the typical 1800 kWh in 1972. Improvements were made and continue to be made in the insulation, compressor efficiency, heat exchange in the …
Refrigerator - Energy Education
WebOct 20, 2011 · 250 ml of water at 20.0 degrees Celsius is placed in the freezer compartment of a refrigerator with a coefficient of performance of 4.00. How much heat energy is exhausted into the room as the water is changed to ice at … WebThe coefficient of performance of a carnot refrigerator working between 30 ∘C and 0 ∘C is A 10 B 1 C 9 D 0 Medium Solution Verified by Toppr Correct option is C) Given: T 1=303K,T 2=273K Coefficient of performance K= T 1−T 2T 2 = 303−273273 = 30273=9 Solve any question of Thermodynamics with:- Patterns of problems > Was this answer helpful? 0 0 oregon publication 17 1/2 2022
Performance Scrutiny of Domestic Refrigerator Using a …
Web(a) What is the best coefficient of performance for a refrigerator that cools an environment at −30.0ºC and has heat transfer to another environment at 45.0º... WebDec 16, 2024 · The coefficient of performance if the refrigerator is used as a heat pump is 9.5.. The given parameters; initial temperature, T₁ = -8 ⁰C = -8 + 273 = 265 K; final temperature, T₂ = 23.2°C = 23.2°C + 273 = 296.2 K; The coefficient of performance if the refrigerator is used as a heat pump is calculated as follows;. Thus, the coefficient of … WebPhysics questions and answers. The coefficient of performance of a refrigerator is 3.4. The compressor uses 20 J of energy per cycle. A. How much heat energy is exhausted per … how to unmute archived chats in whatsapp