WebFeb 8, 2024 · Two kg of Refrigerant 134A undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, ... R-134A m = 2 kg 12 bar 2 bar 80 oC pvn = constant . . 2 1 v p ENGINEERING MODEL: 1. The refrigerant is a closed system. 2. WebQuestion:2 kg of Refrigerant 134a is contained in a frictionless piston cylinder device with a set of stops. Initially, the pressure and temperature are P1 = 280 kPa and T1 = 40°C. The …
Solved 2 kg of Refrigerant 134a is contained in a
WebNov 8, 2024 · A mass of 0.2 kg of saturated refrigerant-134a is contained in a piston–cylinder device at 200 kPa. Initially, 75 percent of the mass is in the liquid phase. Now heat is transferred to the refrigerant at constant pressure until the cylinder... WebA mass of 0.2 kg of saturated refrigerant-134a is contained in a piston-cylinder device at 200 kPa. Initially, 75 oercent of the mass is in the liquid phase. Now heat is transferred to the refrigerant at constant pressure until the cylinder contains vapor only. Show the process on a P − v P-v P − v diagram with respect to saturation lines ... mercedes stephenson surgery
A look at alternative refrigerants to R-134a Vehicle Service Pros
WebJul 1, 2024 · R-134a is the most commonly used refrigerant for automotive applications rather it be your twenty year old Toyota Camry or your Kenworth T-200 semi-truck. Ever since 1993 R-134a has been the staple refrigerant … WebJul 1, 2024 · What is R-134a? R-134a is an HFC refrigerant that is intended to be used in automotive applications. It was designed to replace R-12. It has no Ozone Depletion … Web2 kg of Refrigerant-134a contained in a piston-cylinder device undergoes a reversed Carnot cycle. Some important information about the cycle is: At the beginning of the adiabatic compression (State 1), the refrigerant is a saturated vapor. The adiabatic compression ends when the temperature of the refrigerant is 30 degrees C mercedes stephenson twitter