Worked examples
Refrigeration systems carried through Kelvin from heat load to issued report: an illustrative brief, and every figure after it Kelvin’s own calculation — its engine run on the brief, never typed in.
Transcritical CO₂ supermarket pack
Brisbane
Transcritical CO₂ supermarket pack, cycle to issued report
An illustrative transcritical CO₂ booster pack for a Brisbane supermarket — 117 kW medium temperature at −8 °C and 31 kW low temperature at −30 °C — carried through Kelvin from heat load to issued report.
Refrigerant R-744Gas cooler 86.3 barCOP 1.76Charge 175 kg
Put your own system through Kelvin
Kelvin’s Free plan includes the refrigerant library, P–h diagrams, single-stage cycles and draft reports. Paid plans carry a system on through pipework, equipment, charge, energy and cost to issued reports.