Comparing Model Classes

Components & Features	Stirling	Pulse-Tube	Low-T Cooler
Temperature sources	x	x	x
Thermal solids	x	x	x
Gas-dynamic components	x	x	x
Canisters	x	x	x
Regenerator matrices	x	x	x
Heat exchanger ducts	x	x	x
Pistons and cylinders	x	x	x
Reciprocating masses	x	x	x
Springs and dampers (linear and nonlinear)	x	x	x
Motion drivers (constrained, kinematic, electro-magnetic force)	x	x	x
Flow reversers	x	x	x
Electromagnetic components	x	x	x
Pulse-tube with special loss mechanisms		x	x
Orifice and porous flow restrictors		x	x
Check valves		x	x
Time-dependent valves		x	x
DC flow blocking flow restrictors		x	x
Gas-flow pumps		x	x
Adiabatic and pressure-regulated compressors			x
Flow separator			x
Evaporator/condenser			x
Low-temperature tabular equation of state with conversion utility for RefProp fld files			x