Document information
- University
- Politecnico di Milano
- Degree programme
- Mechanical Engineering
- Subject
- Energy Systems LM
- Classification
- Exercises · Other
- Original format
- Text
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ExercisesOther
ES GA3
Study material for Energy Systems LM, shared by the Studwiz community and reviewed by moderators.
Energy Systems LMOther
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Study material for Energy Systems LM, shared by the Studwiz community and reviewed by moderators.
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Group Activity 3: Heat Pumps Mechanical Engineering - Energy Systems Authors: •Group xx: xxxxx xxxxx (xxxxxxxx), xxxxx xxxxx (xxxxxxxx) •Group xx: xxxxx xxxxx (xxxxxxxx), F abio Santoro (xxxxxxxx) Lecturer:Prof. Stef ano Consonni T eaching Assistants:Riccardo Cremona, Hamidreza Heydari and Nima Razmjoo Academic year:2025-2026 Contents Introduction 2 1 Part A: Winter heating 2 1.1 Thermodynamic properties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.2p−handT−sdiagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 1.3 Compressor isoentropic efficiency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.4 Compressor electric consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.5 Compressor volumetric displacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.6 Evaporation heat power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.7 Cycle COP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.8 Mass flow rate of brine and water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.9T− ˙Qdiagram of both heat exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2 Part B: Summer cooling 6 2.1 Plant Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2.2 Thermodynamic properties and refrigerant mass flow rate . . . . . . . . . . . . . . . . 7 2.3p−handT−sdiagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.4 Compressor electric consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.5 Condensation heat power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.6 Compressor rotational speed .…
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