EP 2153139 A4 20121010 - REFRIGERANT INJECTION ABOVE CRITICAL POINT IN A TRANSCRITICAL REFRIGERANT SYSTEM
Title (en)
REFRIGERANT INJECTION ABOVE CRITICAL POINT IN A TRANSCRITICAL REFRIGERANT SYSTEM
Title (de)
KÄLTEMITTELEINSPRITZUNG ÜBER DEM KRITISCHEN PUNKT IN EINEM TRANSKRITISCHEN KÄLTEMITTELSYSTEM
Title (fr)
INJECTION DE RÉFRIGÉRANT AU-DESSUS DU POINT CRITIQUE DANS UN SYSTÈME DE RÉFRIGÉRANT TRANSCRITIQUE
Publication
Application
Priority
US 2007069505 W 20070523
Abstract (en)
[origin: WO2008150284A1] A refrigerant system operates in a transcritical regime. An economizer circuit is incorporated into the refrigerant system, and includes an economizer injection line for refrigerant injection above the critical point. In one of the disclosed embodiments, the refrigerant utilized is CO2.
IPC 8 full level
F25B 31/00 (2006.01); F25B 1/10 (2006.01); F25B 9/00 (2006.01)
CPC (source: EP US)
F25B 1/10 (2013.01 - EP US); F25B 9/008 (2013.01 - EP US); F25B 2309/061 (2013.01 - EP US); F25B 2400/04 (2013.01 - EP US); F25B 2400/13 (2013.01 - EP US)
Citation (search report)
- [XYI] US 2004250568 A1 20041216 - SIENEL TOBIAS H [US]
- [X] JP 2000097177 A 20000404 - SANYO ELECTRIC CO
- [X] EP 1207359 A2 20020522 - CARRIER CORP [US]
- [X] JP 2001004235 A 20010112 - SANDEN CORP
- [Y] JP H1114167 A 19990122 - MATSUSHITA ELECTRIC IND CO LTD
- [Y] US 2004206110 A1 20041021 - LIFSON ALEXANDER [US], et al
- [I] HUFF H-J ET AL: "OPTIONS FOR A TWO-STAGE TRANSCRIPTIONAL CARBON DIOXIDE CYCLE", IIR GUSTAV LORENTZEN CONFERENCE ON NATURAL WORKING FLUIDS.JOINT CONFERENCE OF THE INTERNATIONAL INSTITUTE OF REFRIGERATIONSECTION B AND E, XX, XX, 17 September 2002 (2002-09-17), pages 158 - 164, XP001176579
- See references of WO 2008150284A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2008150284 A1 20081211; CN 101688711 A 20100331; EP 2153139 A1 20100217; EP 2153139 A4 20121010; US 2010024470 A1 20100204
DOCDB simple family (application)
US 2007069505 W 20070523; CN 200780053089 A 20070523; EP 07797666 A 20070523; US 52869907 A 20070523