- Course creator: Nora Boultif
- Course creator: Nora Boultif
- Course creator: hafaidh hadef

This course introduces the fundamental principles of refrigeration machines and heat pumps based on thermodynamics. It focuses on vapor compression cycles, refrigerants, and the main components such as compressors, condensers, expansion devices, and evaporators. Students analyze system performance, energy efficiency, and operating conditions through theoretical models and practical examples. Applications in refrigeration, air conditioning, and thermal energy systems are also discussed.
- Course creator: omar hamdi
- Course creator: djamal fites
- Course creator: Noureddine Moummi
- Course creator: Noureddine Moummi