Gas cycle refrigeration machines

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F25Refrigeration F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT-PUMP SYSTEMS

F25B2309/00Gas cycle refrigeration machines

F25B2309/001with a linear configuration or a linear motor F25B2309/002with parallel working cold producing expansion devices in one circuit F25B2309/003characterised by construction or composition of the regenerator F25B2309/004using a compressor of the rotary type F25B2309/005using an expander of the rotary type F25B2309/006using a distributing valve of the rotary type F25B2309/02using the Joule-Thompson effect F25B2309/021with a cryosurgical probe tip having a specific construction F25B2309/022characterised by the expansion element F25B2309/023with two stage expansion F25B2309/06Compression machines, plant or systems characterised by the refrigerant being carbon dioxide F25B2309/061with cycle highest pressure above the supercritical pressure F25B2309/14Compression machines, plant or systems characterised by the cycle used F25B2309/1401Ericsson or Ericcson cycles F25B2309/1402Pulse-tube cycles with acoustic driver F25B2309/1403Pulse-tube cycles with heat input into acoustic driver F25B2309/1404Pulse-tube cycles with loudspeaker driven acoustic driver F25B2309/1405Pulse-tube cycles with travelling waves F25B2309/1406Pulse-tube cycles with pulse tube in co-axial or concentric geometrical arrangements F25B2309/1407Pulse-tube cycles with pulse tube having in-line geometrical arrangements F25B2309/1408Pulse-tube cycles with pulse tube having U-turn or L-turn type geometrical arrangements F25B2309/1409Pulse-tube cycles with pulse tube having special type of geometrical arrangements not being a coaxial, in-line or U-turn type F25B2309/1411Pulse-tube cycles characterised by control details F25B2309/1412Pulse-tube cycles characterised by heat exchanger details F25B2309/1413Pulse-tube cycles characterised by performance, geometry or theory F25B2309/1414Pulse-tube cycles characterised by pulse tube details F25B2309/1415Pulse-tube cycles characterised by regenerator details F25B2309/1416Pulse-tube cycles characterised by regenerator stack details F25B2309/1417Pulse-tube cycles without any valves in gas supply and return lines F25B2309/1418Pulse-tube cycles with valves in gas supply and return lines F25B2309/14181the valves being of the rotary type F25B2309/1419Pulse-tube cycles with pulse tube having a basic pulse tube refrigerator [PTR] F25B2309/1421Pulse-tube cycles characterised by details not otherwise provided for F25B2309/1422Pulse tubes with basic schematic including a counter flow heat exchanger instead of a regenerative heat exchanger F25B2309/1423Pulse tubes with basic schematic including an inertance tube F25B2309/1424Pulse tubes with basic schematic including an orifice and a reservoir F25B2309/14241Pulse tubes with basic schematic including an orifice reservoir multiple inlet pulse tube F25B2309/1425Pulse tubes with basic schematic including several pulse tubes F25B2309/1426Pulse tubes with basic schematic including at the pulse tube warm end a so called warm end expander F25B2309/1427Control of a pulse tube F25B2309/1428Control of a Stirling refrigeration machine