WO1985002009A1 - Refrigerating container, cooling process without any external cold source - Google Patents
Refrigerating container, cooling process without any external cold source Download PDFInfo
- Publication number
- WO1985002009A1 WO1985002009A1 PCT/CH1984/000169 CH8400169W WO8502009A1 WO 1985002009 A1 WO1985002009 A1 WO 1985002009A1 CH 8400169 W CH8400169 W CH 8400169W WO 8502009 A1 WO8502009 A1 WO 8502009A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- endothermic
- container
- implementing
- liquid
- hydration
- 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.)
- Ceased
Links
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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D7/00—Devices using evaporation effects without recovery of the vapour
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D5/00—Devices using endothermic chemical reactions, e.g. using frigorific mixtures
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2331/00—Details or arrangements of other cooling or freezing apparatus not provided for in other groups of this subclass
- F25D2331/80—Type of cooled receptacles
- F25D2331/804—Boxes
Definitions
- the cooling of objects is practiced by introducing them into a previously cooled enclosure such as a cooler, a refrigerating appliance or a naturally fresh room (for example a cave).
- a previously cooled enclosure such as a cooler, a refrigerating appliance or a naturally fresh room (for example a cave).
- the invention aims to achieve the cooling of said objects without having to resort to such an enclosure.
- the method of the invention is defined by claim 1.
- the object to be refreshed for example a drink
- the object to be refreshed is contained in a double-walled metal box.
- the annex compartment does not contain
- REPLACEMENT SHEET not the drink contains a liquid whose boiling point at atmospheric pressure is close to 0 C. If the temperature of the whole is higher, the said liquid, enclosed in its sealed chamber, starts to a higher pressure determined by its temperature. By opening the annex compartment, the overpressure disappears, the liquid begins to boil and borrows its evaporation heat from the atmosphere, therefore from the drink contained in the main compartment surrounding the annex compartment. As a result, the drink is cooled without the need for a cold source outside the system.
- Another advantageous application of the invention consists in providing, in the refrigerated receptacles lacking a refrigerant group (ice cream parlors, isothermal trucks), compartments in which the process of the invention can be carried out.
- a refrigerant group ice cream parlors, isothermal trucks
- a refrigeration box device according to the invention is shown by way of nonlimiting example in FIG. 1.
- the box 1 contains a drink 2.
- the center of the box is occupied by the annex compartment 3.
- the pressure in the annex compartment drops and the liquid of 4 comes to a boil, which causes the beverage to cool 2.
- Any projection of non-evaporated liquid is prevented by the metal shavings 6 which retain the droplets and reheat them, which causes them to evaporate.
- the box is turned over and opened to extract the refreshed drink.
- FIG. 2 Another nonlimiting example is shown in FIG. 2.
- a container 8 made of thermal insulating material is used for the transport of perishable foodstuffs, for example fresh fish leaving a cold room.
- Containers 9 containing ammonium nitrate are fixed in this container, and orifices 10 provided with valves 11 make it possible to introduce water 12 resulting for example from the melting of the ice which ensures, at the start of transport, the freshness of the whole. If the duration of transport or storage is such that the internal temperature rises inadmissibly, the introduction of cold water 12 through the valves 11 will cause the hydration of the nitrate 13 and, consequently, the cooling of the contents perishable. In the event that this maneuver is not necessary, the content of the containers 9 remains available for another occasion. If the system is used, hydrated ammonium nitrate can still be used as nitrogen fertilizer.
- Fig. 3 shows a non-limiting example of application of claim 7.
- the compartment 14 has a capacity such that the amount of water necessary for the hydration of the salt 15 finds just room there.
- the cover 17 is caused to open by pulling on the tie rod 16. This brings the water into contact with the salt, which causes hydration endothermic which cools the drink 2.
- FIG. 4 shows a non-limiting example of application of claim 10.
- a suppository 19 is placed in a double-walled tube 20 comprising a cover 21 allowing the refrigerant 22 to be brought to atmospheric pressure. The boiling of this liquid after opening the cover 21 will sufficiently cool the suppositoi ⁇ re 19 so that it can be used.
- the insulating box 23 ertpêchera the liquid 22 to draw its heat of evaporation to the outside atmosphere.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
Abstract
Description
ENCEINTE FRIGORIGENE, PROCEDE DE REFROIDISSEMENT SANS SOURCE FROIDE REFRIGERANT ENCLOSURE, METHOD OF COOLING WITHOUT COLD SOURCE
EXTERNEEXTERNAL
DESCRIPTION *************DESCRIPTION *************
On sait que, notamment dans les pays chauds, il est difficile de dispo¬ ser en tous lieux de denrées à basse température, et que, malgré des emballages isolants, toute denrée préalablement rafraîchie se réchauffe inexorablement.It is known that, in particular in hot countries, it is difficult to dispense foodstuffs at low temperatures everywhere, and that, despite insulating packaging, any foodstuff previously refreshed inexorably heats up.
D'une façon générale, le refroidissement des objets, notamment des boissons, des aliments ou des médicaments se pratique en les introdui¬ sant dans une enceinte préalablement refroidie telle qu'une glacière, un appareil frigorifique ou souplement un local naturellement frais (par exemple une cave).In general, the cooling of objects, in particular drinks, food or drugs is practiced by introducing them into a previously cooled enclosure such as a cooler, a refrigerating appliance or a naturally fresh room (for example a cave).
Ces procédés classiques présupposent la disposition d'une telle encein¬ te.These conventional methods presuppose the arrangement of such an enclosure.
L'invention a pour but de réaliser le refroidissement des-dits objets sans devoir recourir à une telle enceinte. Le procédé de l'invention est défini par la revendication 1.The invention aims to achieve the cooling of said objects without having to resort to such an enclosure. The method of the invention is defined by claim 1.
Dans une mise en oeuvre particulière du procédé selon l'invention, l'objet à rafraîchir, par exemple une boisson, est contenu dans une boîte métallique à double paroi. Le ccπpartiment annexe ne contenantIn a particular implementation of the method according to the invention, the object to be refreshed, for example a drink, is contained in a double-walled metal box. The annex compartment does not contain
FEUILLE DE REMPLACEMENT pas la boisson contient un liquide dont la température d'ébullition à la pression atmosphérique est voisine de 0 C. Si la température de l'ensemble est plus élevée, le-dit liquide, enfermé dans son ccπpar- ti ent étanche, se met à une pression supérieure déterminée par sa température. Par ouverture du cαtpartiment annexe, la surpression disparaît, le liquide se met à bouillir et emprunte sa chaleur d'evapo¬ ration à l'ambiance, donc à la boisson contenue dans le cαipartiment principal entourant le cαtpartiment annexe. De ce fait, la boisson est refroidie sans qu'il soit besoin de recourir à une source froide extérieure au système.REPLACEMENT SHEET not the drink contains a liquid whose boiling point at atmospheric pressure is close to 0 C. If the temperature of the whole is higher, the said liquid, enclosed in its sealed chamber, starts to a higher pressure determined by its temperature. By opening the annex compartment, the overpressure disappears, the liquid begins to boil and borrows its evaporation heat from the atmosphere, therefore from the drink contained in the main compartment surrounding the annex compartment. As a result, the drink is cooled without the need for a cold source outside the system.
Une autre application intéressante de l'invention consiste à prévoir, dans les récipients frigorigènes démunis de groupe frigorigène (glaciè¬ res, camions isothemiques), des c rpartiments dans lesquels le procédé de l'invention est réalisable. Au cas où, suite à des retards de trans¬ port par exemple, la température serait montée et mettrait en péril les denrées transportées, la mise en action du procédé selon l'inven¬ tion permettrait, de soutirer aux-dites denrées une quantité de chaleur telle que la basse température convenable au transport soit rétablie. On aurait là un moyen de sauver des denrés périssables et ce moyen pourra être considéré comme un dispositif de secours à n'utiliser qu'en cas de besoin.Another advantageous application of the invention consists in providing, in the refrigerated receptacles lacking a refrigerant group (ice cream parlors, isothermal trucks), compartments in which the process of the invention can be carried out. In the event that, following delays in transport, for example, the temperature would rise and jeopardize the foodstuffs transported, putting the process into action according to the invention would make it possible to extract from said foodstuffs a quantity of heat such that the low temperature suitable for transport is restored. This would be a means of saving perishable foodstuffs and this means could be considered as an emergency device to be used only when necessary.
Un dispositif de boîte frigorigène selon l'invention est représenté à titre d'exemple non limitatif à la fig. 1.A refrigeration box device according to the invention is shown by way of nonlimiting example in FIG. 1.
La boîte 1 contient une boisson 2. Le centre de la boîte est occupé par le ccrcpartiment annexe 3. En retournant la boîte 1 et en arrachant l'opercule 5 la pression dans le compartiment annexe tombe et le liqui¬ de 4 entre en ébullition, ce qui provoque le refroidissement de la boisson 2. Toute projection de liquide non évaporé est empêché par les copeaux métalliques 6 qui retiennent les gouttelettes et les ré¬ chauffent ce qui provoque leur evaporation. Lorsque l'évaporation du liquide 4 est terminée on retourne la boîte et on l'ouvre pour soutirer la boisson rafraîchie.The box 1 contains a drink 2. The center of the box is occupied by the annex compartment 3. By turning the box 1 and tearing off the cover 5, the pressure in the annex compartment drops and the liquid of 4 comes to a boil, which causes the beverage to cool 2. Any projection of non-evaporated liquid is prevented by the metal shavings 6 which retain the droplets and reheat them, which causes them to evaporate. When the evaporation of the liquid 4 is complete, the box is turned over and opened to extract the refreshed drink.
Un autre exemple non limitatif est représenté à la fig. 2.Another nonlimiting example is shown in FIG. 2.
FEU3LLE DE REMPLACEMENT VREPLACEMENT FEU3LLE V
- 3 -- 3 -
Un conteneur 8 en matériau isolant thermique est utilisé pour le trans- .port _de denrées périssables, par exemple du poisson frais sortant d'une chambre froide. Des récipients 9 contenant du nitrate d'ammonium sont fixés dans ce conteneur, et des orifices 10 munis de vannes 11 permettent d'introduire de l'eau 12 résultant par exeπple de la fonte de la glace qui assure, au début de transport, la fraîcheur de l'ensem¬ ble. Si la durée du transport ou du stockage est telle que la tempéra¬ ture intérieure monte de façon inadmissible, l'introduction de l'eau froide 12 par les vannes 11 provoquera l'hydratation du nitrate 13 et, par conséquence, le refoidissement du contenu périssable. Au cas où cette manoeuvre ne serait pas nécessaire, le contenu des récipients 9 reste disponible pour une autre occasion. En cas d'utilisation du système, le nitrate d'ammonium hydraté pourra encore être utilisé corme engrais azoté.A container 8 made of thermal insulating material is used for the transport of perishable foodstuffs, for example fresh fish leaving a cold room. Containers 9 containing ammonium nitrate are fixed in this container, and orifices 10 provided with valves 11 make it possible to introduce water 12 resulting for example from the melting of the ice which ensures, at the start of transport, the freshness of the whole. If the duration of transport or storage is such that the internal temperature rises inadmissibly, the introduction of cold water 12 through the valves 11 will cause the hydration of the nitrate 13 and, consequently, the cooling of the contents perishable. In the event that this maneuver is not necessary, the content of the containers 9 remains available for another occasion. If the system is used, hydrated ammonium nitrate can still be used as nitrogen fertilizer.
La fig. 3 représente un exemple non limitatif d'application de la revendication 7. Le compartiment 14 à une contenance telle que la quantité d'eau nécessaire à l'hydratation du sel 15 y trouve juste place. Après • introduction de la-dite quantité d'eau dans le comparti¬ ment 14 on provoque l'ouverture de l'opercule 17 par traction sur le tirant 16. Ceci met l'eau en contact avec le sel ce qui provoque l'hydratation endothermique qui refroidit la boisson 2.Fig. 3 shows a non-limiting example of application of claim 7. The compartment 14 has a capacity such that the amount of water necessary for the hydration of the salt 15 finds just room there. After • introduction of the said amount of water into the compartment 14, the cover 17 is caused to open by pulling on the tie rod 16. This brings the water into contact with the salt, which causes hydration endothermic which cools the drink 2.
La fig. 4 représente un exemple non limitatif d'application de la revendication 10. Un suppositoire 19 est placé dans un tube à double paroi 20 comportant un opercule 21 permettant de mettre le liquide frigorigène 22 à la pression atmosphérique. L'ébullition de ce liquide après ouverture de l'opercule 21 refroidira suffisamment le suppositoi¬ re 19 pour qu'il soit utilisable. La boîte isolante 23 ertpêchera le liquide 22 de prélever sa chaleur d'evaporation à l'ambiance extérieu¬ re.Fig. 4 shows a non-limiting example of application of claim 10. A suppository 19 is placed in a double-walled tube 20 comprising a cover 21 allowing the refrigerant 22 to be brought to atmospheric pressure. The boiling of this liquid after opening the cover 21 will sufficiently cool the suppositoi¬ re 19 so that it can be used. The insulating box 23 ertpêchera the liquid 22 to draw its heat of evaporation to the outside atmosphere.
FEUILLE DE REMPLACEMENT REPLACEMENT SHEET
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH5766/83-0 | 1983-10-25 | ||
| CH576683 | 1983-10-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO1985002009A1 true WO1985002009A1 (en) | 1985-05-09 |
Family
ID=4298996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CH1984/000169 Ceased WO1985002009A1 (en) | 1983-10-25 | 1984-10-19 | Refrigerating container, cooling process without any external cold source |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0160018A1 (en) |
| AU (1) | AU3504584A (en) |
| WO (1) | WO1985002009A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2678943A1 (en) * | 1991-07-10 | 1993-01-15 | Centre Nat Rech Scient | USEFUL COMPOSITIONS, IN PARTICULAR AS PHASE CHANGE MATERIALS FOR STORAGE AND RESTITUTION OF ENERGY. |
| GB2329459A (en) * | 1997-09-20 | 1999-03-24 | Bass Plc | Self cooling beverage containers |
| US6103280A (en) * | 1997-09-20 | 2000-08-15 | Bass Public Limited Company | Self-cooling containers of beverage and foodstuffs |
| EP2196752A1 (en) | 2008-12-09 | 2010-06-16 | Carlsberg Breweries A/S | A self cooling container |
| WO2010066775A1 (en) | 2008-12-09 | 2010-06-17 | Carlsberg Breweries A/S | A self cooling container and a cooling device |
| EP2397796A1 (en) | 2010-06-15 | 2011-12-21 | Carlsberg Breweries A/S | A self cooling container and a cooling device |
| WO2011157735A2 (en) | 2010-06-15 | 2011-12-22 | Carlsberg Breweries A/S | A self cooling container and a cooling device |
| EP2695560A1 (en) | 2012-08-10 | 2014-02-12 | Carlsberg Breweries A/S | A cooling device including coated reactants |
| WO2014166867A1 (en) | 2013-04-08 | 2014-10-16 | Carlsberg Breweries A/S | A system for externally cooling a beverage holder and a method of externally cooling a beverage holder |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102480C (en) * | ||||
| FR518862A (en) * | 1918-05-27 | 1921-06-01 | Halleck Wager Seaman | Refrigerant product and refrigeration process |
| US1897723A (en) * | 1927-04-29 | 1933-02-14 | Walter H Free | Refrigerating device |
| US2875762A (en) * | 1957-09-17 | 1959-03-03 | Jr Carl W Middleton | Suppository holder |
| FR1423606A (en) * | 1960-02-18 | 1966-01-07 | Havilland Propellers Ltd De | refrigerator element |
| US3309890A (en) * | 1965-03-15 | 1967-03-21 | Eugene R Barnett | Refrigerated disposable container |
| US3320767A (en) * | 1965-09-23 | 1967-05-23 | George J Whalen | Self-chilling disposable container |
| FR2155906A2 (en) * | 1971-10-14 | 1973-05-25 | Viguier Rene | |
| FR2237145A1 (en) * | 1973-07-10 | 1975-02-07 | Claude Bernard | Refrigeration container for liquids - reduces temperature of contents at time of consumption |
| DE3226663A1 (en) * | 1982-06-29 | 1983-12-29 | Fa. Sohlbach/Rowe, 1000 Berlin | Device for cooling food, beverages, etc |
-
1984
- 1984-10-19 AU AU35045/84A patent/AU3504584A/en not_active Abandoned
- 1984-10-19 WO PCT/CH1984/000169 patent/WO1985002009A1/en not_active Ceased
- 1984-10-19 EP EP19840903712 patent/EP0160018A1/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102480C (en) * | ||||
| FR518862A (en) * | 1918-05-27 | 1921-06-01 | Halleck Wager Seaman | Refrigerant product and refrigeration process |
| US1897723A (en) * | 1927-04-29 | 1933-02-14 | Walter H Free | Refrigerating device |
| US2875762A (en) * | 1957-09-17 | 1959-03-03 | Jr Carl W Middleton | Suppository holder |
| FR1423606A (en) * | 1960-02-18 | 1966-01-07 | Havilland Propellers Ltd De | refrigerator element |
| US3309890A (en) * | 1965-03-15 | 1967-03-21 | Eugene R Barnett | Refrigerated disposable container |
| US3320767A (en) * | 1965-09-23 | 1967-05-23 | George J Whalen | Self-chilling disposable container |
| FR2155906A2 (en) * | 1971-10-14 | 1973-05-25 | Viguier Rene | |
| FR2237145A1 (en) * | 1973-07-10 | 1975-02-07 | Claude Bernard | Refrigeration container for liquids - reduces temperature of contents at time of consumption |
| DE3226663A1 (en) * | 1982-06-29 | 1983-12-29 | Fa. Sohlbach/Rowe, 1000 Berlin | Device for cooling food, beverages, etc |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6136217A (en) * | 1991-07-10 | 2000-10-24 | Centre National De La Recherche Scientifique | Molecular alloys and restoring thermal energy by phase change |
| WO1993001250A1 (en) * | 1991-07-10 | 1993-01-21 | Centre National De La Recherche Scientifique (Cnrs) | Molecular alloys for storing and restoring thermal energy by phase change |
| FR2678943A1 (en) * | 1991-07-10 | 1993-01-15 | Centre Nat Rech Scient | USEFUL COMPOSITIONS, IN PARTICULAR AS PHASE CHANGE MATERIALS FOR STORAGE AND RESTITUTION OF ENERGY. |
| US5997762A (en) * | 1991-07-10 | 1999-12-07 | Centre National De La Recherche Scienfique | Molecular alloys for storing and restoring thermal energy by phase change |
| GB2329459B (en) * | 1997-09-20 | 2002-05-08 | Bass Plc | Improvements relating to containers |
| US6103280A (en) * | 1997-09-20 | 2000-08-15 | Bass Public Limited Company | Self-cooling containers of beverage and foodstuffs |
| GB2329459A (en) * | 1997-09-20 | 1999-03-24 | Bass Plc | Self cooling beverage containers |
| EP2196752A1 (en) | 2008-12-09 | 2010-06-16 | Carlsberg Breweries A/S | A self cooling container |
| WO2010066775A1 (en) | 2008-12-09 | 2010-06-17 | Carlsberg Breweries A/S | A self cooling container and a cooling device |
| EP2397796A1 (en) | 2010-06-15 | 2011-12-21 | Carlsberg Breweries A/S | A self cooling container and a cooling device |
| WO2011157735A2 (en) | 2010-06-15 | 2011-12-22 | Carlsberg Breweries A/S | A self cooling container and a cooling device |
| EP2695560A1 (en) | 2012-08-10 | 2014-02-12 | Carlsberg Breweries A/S | A cooling device including coated reactants |
| WO2014166867A1 (en) | 2013-04-08 | 2014-10-16 | Carlsberg Breweries A/S | A system for externally cooling a beverage holder and a method of externally cooling a beverage holder |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0160018A1 (en) | 1985-11-06 |
| AU3504584A (en) | 1985-05-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AK | Designated states |
Designated state(s): AU BR DK FI JP KR MC NO US |
|
| AL | Designated countries for regional patents |
Designated state(s): AT BE CH DE FR GB LU NL SE |