Novel graphical representation of the potential to reduce work requirement of a vapor compression cycle on a temperature–entropy diagram for refrigeration and heat pump cycles

Key Points

• Reducing the work requirement enhances the efficiency of vapor compression cycles in thermodynamic applications.
• A novel graphical representation on a temperature-entropy diagram was employed for the analysis.
• The study illustrates how manipulating cycle parameters can lead to significant energy savings.
• Highlighting the potential benefits of this approach could inform future cycle designs and applications.