EP0550748A1 - Installation pour produire du froid par reaction solide/gaz, le reacteur comportant des moyens de refroidissement. - Google Patents
Installation pour produire du froid par reaction solide/gaz, le reacteur comportant des moyens de refroidissement.Info
- Publication number
- EP0550748A1 EP0550748A1 EP92917729A EP92917729A EP0550748A1 EP 0550748 A1 EP0550748 A1 EP 0550748A1 EP 92917729 A EP92917729 A EP 92917729A EP 92917729 A EP92917729 A EP 92917729A EP 0550748 A1 EP0550748 A1 EP 0550748A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- reactor
- installation according
- reactors
- condenser
- installation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 26
- 239000007787 solid Substances 0.000 title claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 49
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 26
- 239000012071 phase Substances 0.000 claims description 19
- 239000012530 fluid Substances 0.000 claims description 17
- 229910021529 ammonia Inorganic materials 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000005484 gravity Effects 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 239000013529 heat transfer fluid Substances 0.000 claims description 3
- 239000003995 emulsifying agent Substances 0.000 claims description 2
- 239000007791 liquid phase Substances 0.000 claims description 2
- 239000012808 vapor phase Substances 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 description 15
- 238000005057 refrigeration Methods 0.000 description 9
- 239000003507 refrigerant Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 229910021380 Manganese Chloride Inorganic materials 0.000 description 2
- GLFNIEUTAYBVOC-UHFFFAOYSA-L Manganese chloride Chemical compound Cl[Mn]Cl GLFNIEUTAYBVOC-UHFFFAOYSA-L 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 235000002867 manganese chloride Nutrition 0.000 description 2
- 239000011565 manganese chloride Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229940099607 manganese chloride Drugs 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B35/00—Boiler-absorbers, i.e. boilers usable for absorption or adsorption
- F25B35/04—Boiler-absorbers, i.e. boilers usable for absorption or adsorption using a solid as sorbent
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B17/00—Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type
- F25B17/08—Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt
- F25B17/083—Sorption machines, plants or systems, operating intermittently, e.g. absorption or adsorption type the absorbent or adsorbent being a solid, e.g. salt with two or more boiler-sorbers operating alternately
Definitions
- the present invention relates to an installation for producing cold using a solid and a gas (or fluid).
- the known installation implements, for example, a reaction between a salt such as MnCls and a gas such as ammonia (NHa), as described for example in French patent 2,615,601.
- a salt such as MnCls
- a gas such as ammonia (NHa)
- This installation comprises one or more reactors containing the solid, which are connected to an evaporator and a condenser by pipes in which the gas circulates.
- Solid / gas reaction installations of the aforementioned type comprise finned reactors cooperating with fans to cool them.
- This cooling method has the following disadvantages in particular:
- the invention can also be applied to cold production installations using adsorption between a solid such as a zeolite and a fluid such as water.
- the object of the present invention is to remedy the drawbacks of the refrigeration installations known above.
- the invention thus relates to an installation for producing cold using a solid and a gas, comprising at least one enclosure containing the solid and connected to an evaporator and a condenser by pipes in which the gas circulates, "means being provided to cool the enclosure.
- said means comprise an exchanger in a heat exchange condition with the solid contained in the enclosure, this exchanger being filled with a refrigerant and being connected by pipes to a condenser which is cooled.
- the installation is characterized in that said means comprise an envelope surrounding the wall of the reactor and defining therewith an enclosure filled with a refrigerating fluid and connected by pipes to a condenser which is in condition d heat exchange with a fan or water cooling circuit.
- the cooling of the reactor is thus ensured by the refrigerant which circulates in the enclosure surrounding the reactor or in an internal exchanger, this fluid itself being cooled in the condenser.
- the thermal inertia of the reactor is much lower than in fan-cooled fin reactors.
- a single condenser exchanger can cool several reactors, thereby reducing the size of the installation.
- the heat dissipation can be located anywhere, which facilitates the installation of the installation, for example in a road vehicle.
- the envelope defining an enclosure around the reactor provides thermal insulation which, in addition to reducing thermal losses, prevents the salt contained in the reactor from being at an insufficient temperature in relation to the temperature at very low outside temperatures. thermal equilibrium. In addition, the removal of the fans associated with each reactor reduces energy costs as well as operating noise.
- said condenser is connected to the enclosure by a first tube communicating with the lower part of the enclosure and provided with a valve, a second tube being connected to the upper part of the enclosure.
- said condenser connected to the enclosure is distinct from the condenser which is connected to the reactor and to the evaporator.
- said refrigerant is the same as that used for the implementation in the reactor of the solid / gas reaction.
- This fluid may be ammonia, when it is a reaction between a salt such as MnCl2 and NH 3 .
- the installation comprises only one condenser, the reactor cooling enclosure being connected to this condenser by a pipe which communicates with the upper part of this enclosure.
- the condenser used to cool the reactor (s) is the same as that which is normally already planned in the installation. It suffices that this condenser is oversized.
- the above version of the installation is therefore very simple in design. In addition, it contains only one fluid, namely ammonia, which facilitates filling.
- ammonia has the advantage of having a high latent heat of vaporization and presents no risk of freezing or decomposition in a very wide range of temperatures.
- FIG. 1 is the diagram of a first version of a refrigeration installation according to
- FIG. 2 is the diagram of a second version of a refrigeration installation according to the invention.
- FIG. 3 is the diagram of a third version of a refrigeration installation
- FIG. 4 is the diagram of a refrigeration installation with three reactors
- FIG. 5 is the diagram of another refrigeration installation with three reactors.
- the installation for producing cold implementing a reaction between a solid and a gas comprises a reactor containing the solid S and connected to an evaporator E and a condenser C by pipes 100, 200 in which a fluid G circulates.
- the means for cooling the reactor R comprise an envelope 300 surrounding the wall 400 of the reactor R and defining therewith a enclosure 500 filled with a refrigerant connected by pipes 600, 700 to a condenser 900 which is in heat exchange condition with a fan 110.
- a fan 110 is also associated with the evaporator E and the condenser C.
- the enclosure 500 thus constitutes an evaporator.
- the condenser 900 is connected to the enclosure 500 by a first tubing 600 communicating with the lower part of the enclosure 500 and provided with a valve 111, a second tubing 700 being connected to the upper part of the enclosure 500.
- the condenser 900 connected to the enclosure 500 is distinct from the condenser C which is connected to the reactor R and to the evaporator E.
- the enclosure 500 and the condenser 900 thus replace the cooling fins known reactors.
- the embodiment of FIG. 1 Compared to the finned cooling mode, the embodiment of FIG. 1 has the following advantages: - lower thermal inertia,
- the refrigerant G which circulates in the enclosure 500 is the same as that used for the implementation in the reactor R of the solid / gas reaction.
- the enclosure 500 of the reactor R is connected by a tube 120 to the tank 130 of storage of said fluid G located between 1 "evaporator E and the condenser Ci.
- This pipe 120 is provided with a valve 140 and communicates with the lower part of the enclosure 500.
- the installation does not has only one condenser Ci.
- the cooling enclosure 500 of the reactor R is connected to a condenser Ci by a tube 150 which communicates with the upper part of this enclosure.
- the single condenser Ci has a heat exchange power greater than that (condenser C of FIG. 1) used when the cooling of reactor R is ensured by means of a separate condenser.
- the refrigerant used to cool the reactor R is of
- FIG. 2 Compared to the embodiment of FIG. 1, that shown in FIG. 2 has the following advantages: - reduction in cost, due to the replacement of two condensers associated with two fans by a single condenser and a fan,
- the installation comprises an external source of energy 160 for heating the reactor R.
- the reactor R comprises cooling fins 170 with which a fan 18 is associated.
- heat exchange means 19 are provided which communicate by pipes 200, 210 with a tank 220 filled with a heat transfer fluid 230 which is heated by the external energy source 160.
- the heat exchange means 190 are constituted by a tube 190a forming a coil inside the reactor R.
- the heat transfer fluid 230 is heated so as to form an equilibrium between the liquid and vapor phases, the circulation of the fluid in the heat exchange means 190 being by thermosyphon.
- the fluid is water brought to about 200 ° C under a pressure equal to about 15.10 9 Pascals.
- the energy source 160 can be supplied by heat recovery from the exhaust of the internal combustion engine.
- This energy source can however be constituted by a gas or oil burner, by an electrical resistance or by a solar collector.
- the fins of the reactor can be replaced by an evaporator exchanger identical to that shown in FIGS. 1 and 2.
- the refrigeration installation comprises three solid / gas reactors RI, R2, R3 each containing a salt Si, S ⁇ , S3 such as manganese chloride.
- Each reactor has an inlet / outlet for ammonia gas 2 ⁇ , 2 ⁇ , 23.
- the operation of the installation comprises the following three phases: - Phase 1:
- the RI reactor receives thermal energy through the 3 ⁇ exchanger which surrounds the reactor. This thermal energy comes from the heating source 31.
- the latter brings a liquid (water for example) contained in a pressurized tank 29 to boiling.
- the water vapor formed passes through the piping 28 and is directed to the manifold 12.
- This vapor at a temperature of the order of 180 ⁇ C enters via the pipe 27 in the exchanger 3 ⁇ of the reactor RI, where it condenses by heating the reactor.
- the condensed water then passes at the outlet of the exchanger by the magnetic valve 6 which is in the open position and goes by gravity to the manifold 14 which returns the water to the tank 29 through the piping 30 to form a new cycle .
- the magnetic valve 7 ⁇ is open allowing the desorption of the RI reactor in ammonia.
- the ammonia gas goes to the condenser 16 via the manifold 11 and the pipe 15. There, the gas condenses under the effect of the cooling of the outside air, using the fan 17.
- the liquid formed is sent to the reserve 19 by the piping 18.
- the reactor R2 in the absorption phase the magnetic valve 82 is open, which creates a suction of ammonia at low temperature from the evaporator 22 to the inlet 22 of the reactor R2.
- the evaporator 22 is supplied with liquid ammonia by means of an expansion device 21.
- the valve 25 is a regulating valve making it possible to control the temperature of evaporation in the evaporator 22 and consequently the production of cold .
- the phase of absorption of ammonia by the salt in the reactor R2 is exothermic, which requires removing the heat produced by through the exchanger 2 of the reactor, the magnetic valve 52 then being in the open position.
- the exchanger 2 is supplied at the bottom with ammonia liquid coming from the bottle 19 by gravity through the piping 26 and the manifold 13.
- the condenser 16 the gaseous ammonia condenses thanks to the cooling of the outside air which circulates therein. using the fan 17.
- the liquid formed returns to the reservoir 19 to form a new cycle.
- the R3 reactor is in the cooling phase.
- the valve 53 is open and the exchanger 4s receives liquid ammonia coming from the reservoir 19.
- the liquid vaporizes therein thus cooling the reactor from 180 ° C. to the condensing temperature of the condenser 16.
- the vapor passes through the piping 3 and therefore goes into the condenser 16 via the manifold 11 and the piping 15.
- the RI reactor is in the cooling phase.
- the reactor R2 is in the heating phase.
- the R3 reactor is in the absorption phase.
- the RI reactor is in the absorption phase.
- the reactor R2 is in the heating phase.
- the R3 reactor is in the cooling phase.
- phase 2 the respective valves of the reactors are opened as already indicated in phase 1.
- the thermal energy received by the exchanger 31 can be provided either by a gas or oil burner or by any other source of heat at a sufficient temperature.
- the cooling circuit of the reactors RI, R2, R3 is independent of the refrigeration circuit.
- the installation in this case comprises a second condenser 42.
- the pipes 9 ⁇ , 9 2 , 93 at the outlet of the exchangers 4 ⁇ , 4s, 3 are connected to a manifold 40 which is connected to the upper part of the condenser 42 by the pipe 41.
- the liquid formed in the condenser 42 is poured into another tank 44 by the piping 43.
- the piping 26 is in this case, connected to this tank 44 and allows the supply of liquid to the evaporator exchangers 4, 2, 3 through the manifold 13 and the magnetic valves 5 ⁇ , 5 2 , 5 3 .
- the source of thermal energy comes from a heat recovery exchanger 46 supplied with 49 by a hot fluid, such as exhaust gases from a heat engine. After cooling in the exchanger 48, this fluid leaves the exchanger through the discharge 50.
- the exchange surface is represented by 47. The heat has the effect of vaporizing the liquid coming from the reservoir 29 by gravity in the exchanger 46 by through the magnetic inlet valve 55 and the piping 45.
- the steam formed in the exchanger 46 returns to the upper part of the tank 29 via the piping 48.
- the pipes 45 and 48 connecting the tank 29 to the exchanger 46 can be fitted with automatic fittings 51, 52, 53, 54 to facilitate the installation of the system.
- the exchanger 46 can also be a solar collector.
- valves 5 ⁇ , 52, 53, ..., 6 ⁇ , 6 ⁇ , 63 and 55 can be replaced by thermal emulsifiers preventing during their operation the return of the liquid to the corresponding evaporator.
- the invention is not limited of course to the production of cold, it can also be applied to the production of heat by chemical heat pump.
- the invention is applicable in particular to the cooling of refrigerated trucks, to the air conditioning of all types of motor vehicles, to heating, to the production of hot water. Furthermore, the condensers, instead of being cooled by air, can be cooled by a water cooling circuit.
- the invention also applies to the production of cold by adsorption between a solid and a fluid.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Sorption Type Refrigeration Machines (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9109498A FR2679633B1 (fr) | 1991-07-26 | 1991-07-26 | Installation pour produire du froid par reaction solide/gaz, le reacteur comportant des moyens de refroidissement. |
FR9109498 | 1991-07-26 | ||
PCT/FR1992/000736 WO1993003314A1 (fr) | 1991-07-26 | 1992-07-24 | Installation pour produire du froid par reaction solide/gaz, le reacteur comportant des moyens de refroidissement |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0550748A1 true EP0550748A1 (fr) | 1993-07-14 |
EP0550748B1 EP0550748B1 (fr) | 1996-09-11 |
Family
ID=9415586
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP92917729A Expired - Lifetime EP0550748B1 (fr) | 1991-07-26 | 1992-07-24 | Installation pour produire du froid par reaction solide/gaz, le reacteur comportant des moyens de refroidissement |
Country Status (8)
Country | Link |
---|---|
US (1) | US5335519A (fr) |
EP (1) | EP0550748B1 (fr) |
AT (1) | ATE142770T1 (fr) |
AU (1) | AU2444292A (fr) |
DE (1) | DE69213699T2 (fr) |
ES (1) | ES2094366T3 (fr) |
FR (1) | FR2679633B1 (fr) |
WO (1) | WO1993003314A1 (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5477706A (en) * | 1991-11-19 | 1995-12-26 | Rocky Research | Heat transfer apparatus and methods for solid-vapor sorption systems |
US5598721A (en) | 1989-03-08 | 1997-02-04 | Rocky Research | Heating and air conditioning systems incorporating solid-vapor sorption reactors capable of high reaction rates |
US5628205A (en) * | 1989-03-08 | 1997-05-13 | Rocky Research | Refrigerators/freezers incorporating solid-vapor sorption reactors capable of high reaction rates |
ES2137365T3 (es) * | 1993-05-11 | 1999-12-16 | Rocky Research | Aparato y procedimientos de termotransferencia perfeccionados para sistemas de sorbcion de solido/vapor. |
WO1996011368A1 (fr) * | 1994-10-06 | 1996-04-18 | Electrolux Leisure Appliances Ab | Dispositif de refroidissement comportant une unite frigorifique a fonctionnement intermittent |
JP3348336B2 (ja) * | 1995-10-26 | 2002-11-20 | 株式会社豊田中央研究所 | 吸着ヒートポンプ |
GB9613211D0 (en) * | 1996-06-24 | 1996-08-28 | Johnson Matthey Plc | Improvements in heat transfer materials |
DE19901094A1 (de) * | 1999-01-14 | 2000-07-20 | Zeolith Tech | Sorberanordnung mit einer Sorptionsmittelfüllung |
ES2281441T3 (es) | 2000-07-06 | 2007-10-01 | Thermagen S.A. | Dispositivo de refrigeracion por absorcion. |
FR2816698B1 (fr) * | 2000-11-13 | 2004-05-28 | Pierre Jeuch | Dispositif de refrigeration par adsorption |
US6867064B2 (en) | 2002-02-15 | 2005-03-15 | Micron Technology, Inc. | Method to alter chalcogenide glass for improved switching characteristics |
FR2879727B1 (fr) * | 2004-12-20 | 2012-12-14 | Centre Nat Rech Scient | Dispositif pour la production de froid pour la climatisation d'un batiment |
FR2965904B1 (fr) * | 2010-10-07 | 2014-10-24 | Gaztransp Et Technigaz | Procede thermique mettant en oeuvre une pluralite de reacteurs de sorption |
JP5770608B2 (ja) * | 2011-11-30 | 2015-08-26 | 株式会社豊田中央研究所 | 車両用化学蓄熱システム、及びこれを備える車両用空調システム |
EP2944489B1 (fr) | 2014-05-16 | 2020-05-06 | Perkins Engines Company Limited | Système de chauffage et de refroidissement pour véhicule |
CN107110613B (zh) * | 2015-01-27 | 2019-08-13 | 古河电气工业株式会社 | 蓄热容器以及包括蓄热容器的蓄热装置 |
FR3034179B1 (fr) * | 2015-03-23 | 2018-11-02 | Centre National De La Recherche Scientifique | Dispositif solaire de production autonome de froid par sorption solide-gaz. |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1954056A (en) * | 1930-11-18 | 1934-04-10 | Chester F Hockley | Adsorber system |
US1943968A (en) * | 1930-12-22 | 1934-01-16 | Safety Car Heating & Lighting | Refrigeration system |
DE569786C (de) * | 1931-02-08 | 1933-02-08 | Thore Martin Elfving | Intermittierend arbeitende Absorptionskaeltemaschine |
DE630064C (de) * | 1933-12-31 | 1936-05-19 | Siemens Schuckertwerke Akt Ges | Periodischer Absorptionsapparat |
US2269099A (en) * | 1935-10-26 | 1942-01-06 | Servel Inc | Heat transfer system |
US2276947A (en) * | 1938-10-01 | 1942-03-17 | Kleen Nils Erland Af | Refrigerating apparatus |
US2287172A (en) * | 1939-01-10 | 1942-06-23 | Laurence S Harrison | Method of and apparatus for refrigeration and air conditioning |
US2293556A (en) * | 1939-04-17 | 1942-08-18 | Honeywell Regulator Co | Adsorption refrigeration system |
US2236575A (en) * | 1939-09-12 | 1941-04-01 | Servel Inc | Refrigeration |
US2340887A (en) * | 1940-12-12 | 1944-02-08 | Kleen Refrigerator Inc | Control mechanism for absorption refrigerating apparatus |
US2370643A (en) * | 1942-05-11 | 1945-03-06 | Kleen Refrigerator Inc | Refrigeration apparatus of the intermittent absorption or adsorption type |
US2587996A (en) * | 1943-07-05 | 1952-03-04 | Hoover Co | Absorption refrigeration |
US2452635A (en) * | 1943-09-27 | 1948-11-02 | Hoover Co | Absorption refrigerating system |
US2528004A (en) * | 1944-12-26 | 1950-10-31 | Kleen Refrigerator Inc | Refrigeration |
US2461262A (en) * | 1945-06-02 | 1949-02-08 | Kleen Refrigerator Inc | Refrigeration |
FR2539854A1 (fr) * | 1983-04-22 | 1984-07-27 | Cetiat | Installation de refrigeration par adsorption sur un adsorbant solide et procede pour sa mise en oeuvre |
DE3474852D1 (en) * | 1983-07-08 | 1988-12-01 | Schiedel Gmbh & Co | Absorber using a solid for an absorption cycle |
US4694659A (en) * | 1985-05-03 | 1987-09-22 | Shelton Samuel V | Dual bed heat pump |
FR2615601B1 (fr) * | 1987-05-22 | 1989-11-10 | Faiveley Ets | Dispositif et procede pour produire du froid et/ou de la chaleur par reaction solide-gaz |
-
1991
- 1991-07-26 FR FR9109498A patent/FR2679633B1/fr not_active Expired - Fee Related
-
1992
- 1992-07-24 ES ES92917729T patent/ES2094366T3/es not_active Expired - Lifetime
- 1992-07-24 AT AT92917729T patent/ATE142770T1/de not_active IP Right Cessation
- 1992-07-24 AU AU24442/92A patent/AU2444292A/en not_active Abandoned
- 1992-07-24 US US08/030,133 patent/US5335519A/en not_active Expired - Fee Related
- 1992-07-24 DE DE69213699T patent/DE69213699T2/de not_active Expired - Fee Related
- 1992-07-24 EP EP92917729A patent/EP0550748B1/fr not_active Expired - Lifetime
- 1992-07-24 WO PCT/FR1992/000736 patent/WO1993003314A1/fr active IP Right Grant
Non-Patent Citations (1)
Title |
---|
See references of WO9303314A1 * |
Also Published As
Publication number | Publication date |
---|---|
ATE142770T1 (de) | 1996-09-15 |
EP0550748B1 (fr) | 1996-09-11 |
ES2094366T3 (es) | 1997-01-16 |
FR2679633A1 (fr) | 1993-01-29 |
FR2679633B1 (fr) | 1997-12-12 |
DE69213699T2 (de) | 1997-04-10 |
AU2444292A (en) | 1993-03-02 |
DE69213699D1 (de) | 1996-10-17 |
US5335519A (en) | 1994-08-09 |
WO1993003314A1 (fr) | 1993-02-18 |
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