Abstract Conventional vapor-compression refrigeration systems have reached a thermodynamic performance plateau due to their reliance on high global warming potential (GWP) gases and the inherent mechanical limitations of compressor units. This study presents a comprehensive theoretical framework for a solid-state cooling alternative designated as the Magneto-Caloric Hybrid Regenerative Cycle (MCHR), which eliminates gas-compressor architectures and shifts the thermodynamic operating efficiency closer to the ideal Carnot limit. To address the primary engineering bottlenecks hindering the widespread deployment of magnetic refrigeration—namely high electromagnetic power consumption and narrow adiabatic temperature spans multi-physics hybrid integration scheme is established. The proposed system integrates: (i) a solid- state electromagnetic matrix driven by an energy-recovering LC resonant circuit to reclaim a portion of the reactive magnetic energy, (ii) a porous cascade matrix embedded with micro-scale shape memory alloy (NiTi) wires displaying a graded Curie temperature profile to couple magneto- caloric and elasto-caloric effects, and (iii) a valveless, non-mechanical fluidic loop utilizing a ferro- nanofluid driven via magnetohydrodynamic (MHD) forces through localized Venturi jet geometries. Preliminary numerical and mathematical modeling demonstrates that the MCHR architecture has the potential to reduce actuation power overhead compared to standard electromagnetic systems while enhancing the net Coefficient of Performance (COP) under ideal operating parameters.
Eren ATAK (Sat,) studied this question.