Chavanian Thermodynamics

Thermodynamics is among the most successful structures in science. Its equations predict engines, phase transitions, heat transfer, chemical equilibrium, refrigeration, and the statistical behaviour of matter with extraordinary reliability. But successful measurement does not necessarily settle ontology. What exactly is energy if it is not treated as a transported substance? Why can a gas expand with Q = 0, W = 0, and ?U = 0, yet still undergo an irreversible change with increasing entropy? Why does the same thermal intervention produce temperature rise in one system, expansion in another, and phase transformation in a third? And must equilibrium mean that all difference disappears? Chavanian Thermodynamics approaches these questions without discarding conventional thermodynamics. The laws remain. The quantities remain. The mathematics remains. What changes is the proposed physical architecture underneath them. The book develops a framework built around Structured Vacuum Energy (SVE), persistent manifestation, Delta, tension, Alignment Threshold Time (ATT), resolution geometry, redistribution, manifestation, consequence, and equilibrium. Its central architecture is: Persistence ? Delta ? Resolution ? Redistribution ? Manifestation ? Consequence ? Changed Geometry ? New Delta Within this interpretation, Delta is relational difference prior to resolution. Energy remains quantitatively real without being treated as an independently transported substance. Heat and work remain process quantities. Entropy remains calculable through established thermodynamics and statistical mechanics, but it is not assigned agency. Equilibrium becomes the viable accommodation of relevant difference rather than universal sameness. The book revisits temperature, pressure, volume, internal energy, heat, work, entropy, the four laws, free expansion, classical gas processes, phase changes, thermodynamic potentials, chemical potential, Carnot engines, refrigerators, dissipation, statistical mechanics, and the Third Law. It then moves cautiously beyond equilibrium thermodynamics toward gradients, local entropy production, persistence, non-equilibrium systems, and the provisional possibility that observed cosmic expansion might eventually be interpreted through evolving manifestation geometry within continuous SVE rather than literal expansion of the substrate itself. Yet the book draws a strict scientific boundary. SVE, ATT, and deeper resolution geometry are not presented as experimentally established replacements for conventional physics. A reinterpretation becomes a physical theory only when it becomes mathematical, predictive, falsifiable, and capable of producing distinguishable consequences. Chavanian Thermodynamics is therefore both a reinterpretation of thermodynamic ontology and a research programme asking whether difference, rather than substance, may provide a deeper starting point for understanding physical change.