WebApr 5, 2024 · answered. in a refrigerating machine, heat rejected is __________ heat absorbed. 1. equal to 2. greater than 3. less than 4. none of the options. Webmachine performances. In refrigeration operation, heat is then rejected to the hot sink during the compression (1–2) and provided to the cold source in the compression stage (3–4). In a Stirling machine, these exchangers play a crucial role in the optimization of the performances. The objective of this paper is to optimize
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WebOct 1, 2024 · Constant volume heat rejection process 2–3: both pistons or a piston and displacer move together to transfer all the working gas isochorically through the Stirling regenerator to the cold end of the refrigerator (expansion space). Heat is rejected from the gas to the regenerator matrix as it passes through the regenerator, thus lowering the ... WebThe temperature in a refrigerator evaporator coil is -6 °C and that in the condenser coil is 22 °C. Assuming that the machine operates on the reversed Carnot cycle, calculate the COPref, the refrigerating effect per kilowatt of input work, and the heat rejected to the condenser. Suggested Answers: [9.54; 9.54 kW; 10.54 kW] Expert Answer hope harbinger dragon titanic galaxy ruling
Chapter 4c: First Law - Refrigerators (Updated 3/13/2013) - Ohio University
Web5- Heat rejection and addition in the condenser and evaporator do not occur in constant pressure (and temperature) as a result of pressure drop in the refrigerant. Selecting the … WebIn a refrigerating machine, heat rejected is greater than heat absorbed. Image Not Yet Uploaded! Will be updated soon ... Related Heat Transfer Refrigeration and Air Conditioning MCQ with Answers. 5) The humidity ratio or specific humidity is the mass of water vapour present in . 1 m 3 of wet air. 1 m 3 of dry air. 1 kg of wet air ... WebA Direct Water-Cooled System with Cooling Tower is an effective cooling system for industrial applications. It uses a closed-loop system to transfer the heat generated by the machinery to the cooling tower. The water is then cooled by the heat exchange process, and returned to the machinery for reuse. This system is known for its energy ... hope happy new year