EP2346979A2 - Procede d'elevage d'un vin et dispositif pour sa mise en oeuvre - Google Patents
Procede d'elevage d'un vin et dispositif pour sa mise en oeuvreInfo
- Publication number
- EP2346979A2 EP2346979A2 EP09760238A EP09760238A EP2346979A2 EP 2346979 A2 EP2346979 A2 EP 2346979A2 EP 09760238 A EP09760238 A EP 09760238A EP 09760238 A EP09760238 A EP 09760238A EP 2346979 A2 EP2346979 A2 EP 2346979A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- sky
- wine
- oxygen
- container
- phase
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 28
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 70
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 70
- 239000001301 oxygen Substances 0.000 claims abstract description 70
- 239000007792 gaseous phase Substances 0.000 claims abstract description 55
- 238000002347 injection Methods 0.000 claims abstract description 39
- 239000007924 injection Substances 0.000 claims abstract description 39
- 239000007791 liquid phase Substances 0.000 claims abstract description 25
- 238000005070 sampling Methods 0.000 claims abstract description 14
- 239000011261 inert gas Substances 0.000 claims abstract description 7
- 230000003134 recirculating effect Effects 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 98
- 239000012071 phase Substances 0.000 claims description 31
- 239000000945 filler Substances 0.000 claims description 29
- 239000007788 liquid Substances 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 11
- 230000000384 rearing effect Effects 0.000 claims description 11
- 239000003570 air Substances 0.000 claims description 6
- 238000009395 breeding Methods 0.000 claims description 6
- 230000001488 breeding effect Effects 0.000 claims description 6
- 239000012080 ambient air Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 2
- 238000006213 oxygenation reaction Methods 0.000 description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 238000009792 diffusion process Methods 0.000 description 12
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 230000035699 permeability Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- -1 polyethylene Polymers 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000032683 aging Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 238000013019 agitation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000005587 bubbling Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000000265 homogenisation Methods 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 235000019568 aromas Nutrition 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000004320 controlled atmosphere Methods 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000011514 vinification Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 235000009754 Vitis X bourquina Nutrition 0.000 description 1
- 235000012333 Vitis X labruscana Nutrition 0.000 description 1
- 240000006365 Vitis vinifera Species 0.000 description 1
- 235000014787 Vitis vinifera Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011067 equilibration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000002431 foraging effect Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011012 sanitization Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003381 solubilizing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12G—WINE; PREPARATION THEREOF; ALCOHOLIC BEVERAGES; PREPARATION OF ALCOHOLIC BEVERAGES NOT PROVIDED FOR IN SUBCLASSES C12C OR C12H
- C12G1/00—Preparation of wine or sparkling wine
- C12G1/02—Preparation of must from grapes; Must treatment and fermentation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23123—Diffusers consisting of rigid porous or perforated material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23126—Diffusers characterised by the shape of the diffuser element
- B01F23/231264—Diffusers characterised by the shape of the diffuser element being in the form of plates, flat beams, flat membranes or films
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12H—PASTEURISATION, STERILISATION, PRESERVATION, PURIFICATION, CLARIFICATION OR AGEING OF ALCOHOLIC BEVERAGES; METHODS FOR ALTERING THE ALCOHOL CONTENT OF FERMENTED SOLUTIONS OR ALCOHOLIC BEVERAGES
- C12H1/00—Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages
- C12H1/12—Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages without precipitation
- C12H1/14—Pasteurisation, sterilisation, preservation, purification, clarification, or ageing of alcoholic beverages without precipitation with non-precipitating compounds, e.g. sulfiting; Sequestration, e.g. with chelate-producing compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2312—Diffusers
- B01F23/23126—Diffusers characterised by the shape of the diffuser element
- B01F23/231265—Diffusers characterised by the shape of the diffuser element being tubes, tubular elements, cylindrical elements or set of tubes
Definitions
- the present invention relates to a method of breeding a wine and to a device for its implementation.
- the invention relates more particularly to a method of enriching wine, and in particular a method of supplying oxygen during the aging of the wine.
- the wine (or must) may be stored during at least part of its aging in a stainless steel tank 12.
- the tanks used for raising the wine comprise in the upper part at least one orifice to allow the introduction of the harvest, the must or various tools in the tank.
- the tank comprises at least one stitching to allow the drain or extract a portion of the liquid contained.
- These various orifices and taps are closed by traps or plugs sealed to liquids but not gas to limit the risk of pressurizing said tank.
- a vat for rearing the wine may be equipped with a device for resuspending the lees and to homogenize the contents of said vat 12.
- means for injecting an exogenous gas may be provided. in the lower part of the tank.
- the bubbling of an exogenous gas in the tank can also be used to obtain an oxygenation of the wine.
- the exogenous gas is pure oxygen or mixed with nitrogen.
- the gas coming from a reserve 14 is injected from diffusion means 16. arranged in lower part of the tank 12. This method has many disadvantages.
- the injection into the tank of an exogenous gas requires evacuation of the undissolved gases to avoid any overpressure in the tank 12 and is therefore accompanied by a loss of volatile aromas and alcohol compounds in proportion negligible.
- this procedure leads to use a quantity of gas to diffuse much higher than that actually dissolved in the wine and thus to waste gas.
- the wine 10 is circulated via conduits 18 in a liquid / gas exchanger 20 at which it is enriched by exchange with a mixture gas rich in oxygen before being reintroduced into the tank.
- This process conceivable for a specific operation such as the oxygenation of a must, is not suitable for aging wine for months that would require the circulation of wine from all the cellars of the cellar and therefore a considerable energy expenditure account given the large volume to be circulated.
- This solution also has the disadvantage of circulating permanently the wine which presents a technical and qualitative risk, because of permanent mixing and alterations due to pumps and valves.
- the liquid / gas exchanger 20 could be placed in the tank in order to avoid getting the wine out of the tank.
- the present invention aims to overcome the disadvantages of the prior art by providing a method for gently raising wine in a container by limiting the risk of tampering with said wine.
- the subject of the invention is a process for rearing a wine contained in a container and surmounted by a gaseous phase called sky, said container comprising means for injecting a gaseous phase into said wine or liquid phase and a circuit which extends from at least one sampling point disposed at the sky to said injection means arranged in the liquid phase, and means for forced circulation of the gas phase between said sampling point and said injection means, characterized in that it consists in introducing into the container an inert gas in order to reduce the level of residual oxygen present in the sky, to recirculate the gaseous phase of the sky via the forced circulation means through the liquid phase so as to establish a forced equilibrium between the gaseous phase and the liquid phase contained in the container, to introduce oxygen into the container and to recirculate the gaseous phase uses the sky via the forced circulation means through the liquid phase so as to maintain a substantially constant residual oxygen level at the sky.
- FIG. 1A is a diagram illustrating an oxygenation device according to a first variant of the prior art
- FIG. 1B is a diagram illustrating an oxygenation device according to another variant of the prior art
- FIGS. 2 to 8 are diagrams illustrating various embodiments of an oxygenation device according to the invention
- FIG. 9 is a diagram illustrating another embodiment of an oxygenation device according to the invention.
- FIG. 10A is a diagram illustrating an embodiment of a hatch of an oxygenation device according to the invention
- FIG. 1B is a diagram illustrating another embodiment of a hatch of a device of FIG. oxygenation according to the invention
- FIG. 11A is a perspective view of an embodiment of a device according to the invention.
- FIG. HB is a section of the device of Figure HA.
- a container adapted to store a liquid.
- This container 30 can have different shapes and capacities.
- this container 30 is made of a material capable of storing food products and gas.
- This container is generally made of several parts and comprises different openings for the introduction of solid or liquid elements.
- this container 30 is a stainless steel tank.
- the present invention for managing a gaseous phase capable of being contacted with a liquid can be applied to different phases of wine making.
- the container 30 comprises means 38 for injecting a gas into the wine, preferably placed at the bottom of the container 30.
- the means 38 for injecting a gas may be arranged at or above the lees.
- the injected gas contains oxygen and is intended to be at least partially dissolved in the wine.
- the injected gas may be a mixture of oxygen and nitrogen.
- the undissolved gas in the wine constitutes a component of the gaseous phase present at the level of the sky.
- these injection means 38 may comprise a tube or a pierced plate for passing the gas in the form of bubbles in the wine.
- the injection means 38 are in the form of at least one diffuser, for example a duct with a certain porosity as a function of the diffusion of the gas in the desired wine, for example a stainless steel sintered tube or a polyethylene tube.
- This type of diffusion resulting from the porosity of a duct in contact with the wine makes it possible to obtain a micro-oxygenation enabling the exchange surface between the injected gas and the wine to be increased and thus a better dissolution of the gas. of contribution and a better homogenization of the wine.
- the injection means 38 can be set in motion by the action of the passage of the gas and the injection of the bubbles.
- the gas injection is associated with a movement of the injection means which forces the suspension of the lees accumulated in the lower part of the tank.
- the injection means 38 have a spiral shape or of propeller or worm and are set in motion about an axis by the ejection of gases.
- the device comprises a first circuit 40 which extends from at least one sampling point 42 disposed above the surface 34 of the liquid to the injection means 38 arranged in the liquid, preferably in part lower liquid and means 44 for forced circulation of the gas provided between the sampling point 42 and the injection means 38.
- the circuit is disposed inside the container or outside.
- the means 44 for forced circulation ensuring the removal of a portion of the gaseous phase of the sky 36 and its reintroduction into the wine 32 is in the form of a compressor or a pump.
- the compressor is sized for low flow rates and pressures, such as 1 to 1000 l / min for an overpressure of 0.1 to 10 bar.
- the gaseous phase of the sky limits the overpressure of the latter and possible loss of aromas.
- the gaseous phase of the sky is relaxed in the wine, preferably at the bottom of the tank through the injection means 38 for resuspending the lees and homogenizing the contents of the tank 30.
- the injection means 38 are dynamic and set in motion by the expansion of the injected gas, the bubbles and the movement thus created reinforcing the resuspension of the lees and the homogenization of the contents of the tank 30.
- the wine does not transit through pumps or fluid circuits during a possible oxygenation which limits the risk of alterations.
- the injection means 38 may be used to obtain a counterpressure in the circuit 40 between the forced circulation means 44 and said injection means 38.
- means such as can be provided to adjust the value of the back pressure.
- the device comprises a reservoir 46 provided between the forced circulation means 44 and the injection means 38 for accumulating the gas phase up to a set value.
- two 48, preferably solenoid valves are placed upstream and downstream of the tank 46, for respectively closing the inlet and the outlet of the gas phase of the tank 46 to regulate the accumulation of the gas phase to a set value .
- the set pressure can vary from 0.1 to 9.5 bars, ideally from 0.2 to 4 bars.
- the device comprises means for introducing a filler gas and in particular oxygen in small amounts for possibly a long duration.
- the device comprises at least one exchanger 50 for enriching the gas phase with at least one compound necessary for rearing the wine and / or for removing at least one compound from said phase gas.
- the device comprises means for measuring the variation of the partial pressure of the component removed or brought to the level of the exchanger 50 as well as means for measuring the flow rate of the gas phase.
- the exchanger 50 is connected in series and placed at the level of the circuit 40 between the sampling point 42 and the injection means 38, preferably after the forced circulation means 44.
- the device may comprise a second circuit 52, distinct from the circuit 40, at which at least one exchanger 50 is placed to provide a supply or a withdrawal at the gaseous phase. from the sky 36 prior to sampling. This arrangement corresponds to a parallel connection.
- the exchanger 50 may be of the gas / gas or gas / liquid type.
- the exchanger 50 comprises at least one wall separating two gaseous phases between which is operated a controlled exchange between the two media.
- the exchanger 50 comprises at least one wall separating the gas phase from the sky and a liquid between which is operated a controlled exchange between the two media.
- this exchanger 50 comprises a membrane or a thin layer of polymer permeable to the component to be removed or to be introduced into the gaseous phase of the sky 36.
- the forced circulation of the phase aerated gas from the sky 36 through this exchanger 50 allows to establish a continuous system of diffusion of oxygen in the wine for long periods.
- the process of the invention makes it possible, from an initial stable state, to control the oxygen supply as a function of its slow dissolution rate in the wine, avoiding irregular inputs. and abrupt culprits of organoleptic degradations.
- the device makes it possible to separate the enrichment operation into the filler gas from the wine into two separate and unitary operations, namely, initially, the equilibration of the partial pressure. in the supply gas of the gaseous phase of the sky asec that of the external medium through an exchanger 50, then in a second time, the dissolution of this filler gas in the wine by a second transfer from the gaseous phase to wine.
- the separation into two unit operations makes it possible to precisely control the overall enrichment of the wine / gas phase system by controlling the partial pressure of the supply gas, outside the tank, with the help of, for example, a probe for measuring the partial pressure of the supply gas in the gas phase between the upstream and the downstream side of the exchanger 50.
- this control does not require to plunge a probe for measuring the partial pressure of the supply gas such as oxygen dissolved in the wine.
- Controlling the flow rate of the gas phase and the variation of the partial pressure of the supply gas upstream and downstream of the exchanger thus makes it possible to precisely control the actual quantity of filler gas actually dissolved in the wine.
- the device comprises means for adjusting the transfer rate at the heat exchanger 50 and thereby controlling, for example, the kinetics of the diffusion of the filler gas into the wine.
- the setting of the transfer rate in exchanger 50 may result from the adjustment of the surface area of the exchange surface at exchanger 50.
- exchanger 50 comprises a variable and adjustable exchange surface.
- the setting of the transfer rate in the heat exchanger 50 may result from the adjustment of the pressure difference on either side of the exchange surface of the heat exchanger 50, in particular the adjustment the difference in partial pressures of the gas to be supplied or removed present in the gaseous phase of the sky and that present in the atmosphere in contact with the exchange surface.
- the device can be used to diffuse a filler gas such as oxygen for example in wine.
- a filler gas such as oxygen for example in wine.
- the device makes it possible to obtain self-regulation.
- the pressure difference at the exchanger 50 on either side of the exchange surface increases, which results in a transfer of oxygen in the gaseous phase of the sky at the level of the said larger heat exchanger. to meet the need of wine.
- the partial pressure of oxygen in the gaseous phase of the sky increases.
- the partial pressure difference of the oxygen on either side of the exchange surface is smaller, the oxygen enrichment of the reinjected sky gas phase is reduced.
- the pressure difference can be adjusted by changing the operating mode of the means 44 for forced circulation of the gas.
- the setting of the transfer rate in the exchanger may result from the oxygen concentration of the medium in contact with the exchanger, the latter being placed in an enclosure with a controlled atmosphere.
- the permeability rate (or the porosity rate) of the diffuser and / or the exchanger influences the transfer rate of the filler gas. All of these parameters are adjusted so as to obtain a gradual and long diffusion according to the needs of the wine to obtain the desired organoleptic characteristics of the wine.
- the device of the invention makes it possible to obtain a constant consumption by the wine of small amounts of dissolved oxygen.
- a threshold that can be chosen depending on the wine and the kinetics chosen, for example below 0.1 mg / l.
- a polyethylene film having an oxygen permeability of 2.10 "13 ml.cm " 2 .
- a polyethylene film having an oxygen permeability of 2.10 "13 ml.cm “ 2 .s “1 .pa “ 1 ) with a thickness of 0.1 mm and a surface of 1200 to 5000 cm 2
- a film of silicone having an oxygen permeability of 400.10 "13 ml.cm “ 2 .s "1 .pa “ 1 ) with a thickness of 0.1 mm and a surface area of 6 to 25 cm 2 .
- the device may comprise a tank 54 of supply gas to possibly make an initial contribution.
- the exchanger 50 ensures a transfer of the supply gas between the gaseous phase of the sky 36 and the ambient air, the bubbling in the wine being obtained by diffusion through a duct with a gas permeability.
- the exchanger 50 is placed in a chamber 56 with a controlled atmosphere containing a mixture of nitrogen and oxygen, for example with a ratio of 90/10.
- the bubbling in the wine is obtained by diffusion through a sintered diffuser 58 stainless steel.
- the device comprises means for adjusting the exchange surface of exchanger 50.
- the exchanger 50 is in the form of a duct 60 with a permeability to the supply gas that extends from the sampling point 42 to the means 44 for forced circulation.
- Said conduit can slide in a sheath impervious to the filler gas to modulate the area of the exchange surface.
- the conduit 60 can slide at an orifice formed at the wall of the container, means ensuring the seal between the inside and the outside of the container at said orifice.
- the conduit 60 can be introduced more significantly into the container in order to reduce the exchange surface with the outside or it can be extended more significantly from the vessel in order to increase the surface area. exchange.
- the length of leads 60 in contact with the outside is 2 m.
- the enrichment of the filler gas is carried out through a circuit independent of the circuit provided for the removal of the gaseous phase from the sky and its reinjection into the wine.
- the exchanger 50 is disposed at the level of the sky 36.
- a circuit makes it possible to take a gas outside or in an enclosure, to make it pass through the exchanger 50 and to reject it. outside container.
- Circulation means 60 are preferably provided to force the passage of gas taken from the exchanger.
- the exchanger 50 is disposed outside the container.
- a circuit is provided for withdrawing the gaseous phase from the sky 36, passing it through the exchanger 50 and discharging it into the sky 36.
- Circulation means 62 are preferably provided to force the passage of the gaseous phase of the sky in the exchanger.
- the device of the invention can be used to allow the slow diffusion of other gases capable of solubilizing in wine, for example SO 2 or CO 2 .
- the supplied component necessary for raising wine is introduced in gaseous form directly into the gaseous phase of the sky.
- the different variants illustrated in FIGS. 4 to 8 can be used to remove a component present in the gas phase, the partial pressure differences of said component on either side of the wall or walls. permeable to said component in the exchanger 50 being adapted to ensure the transfer of said component of the gaseous phase of the sky 36 to another medium and thus remove it from the tank.
- the injection means 38 may be in the form of a second exchanger placed in the wine ensuring a transfer of at least a portion of the forced gas phase forced by the means 44 in wine.
- This second exchanger may comprise a porous or membrane module such as the first exchanger 50.
- the device also comprises means for returning the gaseous phase in the air, for example a return duct extending from the second exchanger and opening into the sky 36.
- the device comprises means for controlling the back pressure at the injection means 38, for example a valve whose control makes it possible to switch alternately from the bubble injection mode to the single diffusion mode.
- this mode change is made by varying the back pressure respectively above or below a certain threshold function including the injection means and the hydrostatic pressure of the wine in the culture tank.
- the device according to the invention thus allows the implementation of two methods either separately, or jointly, or alternatively.
- a fraction of the gas phase of the tank top is circulated by the means 44 and compressed in a reservoir 46 to a set value.
- the valve 48 disposed downstream is open so as to let the gaseous phase under pressure relax in the injection means 38 and thus achieve a homogenization of the wine including its solid constituents such as lees and precipitates and its gaseous constituents, such as oxygen, carbon dioxide, nitrogen, sulfur dioxide and its many volatile constituents such as ethanol and alcohols in general but also and especially such as aroma compounds so delicate to keep.
- a fraction of the gas phase of the tank top is circulated by the means 44 through an exchanger 50 comprising a wall ensuring the exchanges between said gas phase and an external medium rich in at least one component required at the farm such as for example oxygen, before said enriched gaseous phase is at least partially reinjected into the wine.
- the gaseous phase is used as carrier gas of the component necessary for rearing.
- the device allows at the beginning of aging to enrich the gaseous phase and reinject it into the wine with agitation to improve the exchanges between the gaseous phase and the wine, to resuspend the lees and to homogenize the contents of the tank.
- the device also allows oxygenation of the wine without agitation when it is desired to leave the lees at rest and no longer stir the wine at the end of aging as will be detailed later.
- the device of the invention may comprise an automaton for programming different ways of raising wine and ensuring control of the circulation means, exchanges at the exchanger (s) and injection means.
- the device according to the invention can be disassembled and used with different tanks.
- the tanks may each be equipped with a device according to the invention.
- the device may comprise means for absorbing and / or destroying at least one component of the gaseous phase of the sky, in particular at the level of the circuit 40.
- the device for the introduction of a filler gas, the device comprises a filler chamber 54 and means for alternately communicating said filler chamber 54 either with the inside of the tank or with the ambient air or a tank of filler gas.
- the filler chamber 54 is connected by a duct 56 to the upper part of the tank at which is provided a solenoid valve 58 and a duct 60 to the ambient air or to a tank (solution not shown) at which a solenoid valve 62 is provided.
- the volume of the filler chamber 54 is adjustable so as to adjust the volume of gas introduced into the tank in one step.
- the solenoid valve 58 is switched to the open state so as to penetrate the gas. supply to the filler chamber 54.
- the solenoid valve 62 is turned off and the solenoid valve 58 is switched to the open state so that the gas contained in the filler chamber mixes with the gas contained in the sky of the tank.
- the volume of the sky will represent less than 10% of the volume of the tank and the volume of daily oxygen intake less than 0.01% of the volume of the tank.
- the tank is relatively tight and that the various orifices, connections or systems for introducing the supply gas are gastight.
- the forced circulation means 44 and the feed gas introduction system 54 to 62 are arranged in at least one sealed and inert enclosure 64.
- the tank comprises at its upper part an orifice 66 to allow the introduction of the harvest, the must and various tools, said orifice 66 being sealed by a lid equipped with gastight reinforced sealing means allowing isolate the inside of the tank with the outside atmosphere.
- the orifice 66 is closed by a cover 68, a seal 70 being interposed between these two elements.
- the vessel comprises an enclosure 72 covering the orifice 66 and its cover 68 immersed in a sanitized liquid.
- the orifice 66 is surmounted by a duct 74 with a collar 76 at the top.
- a first cover 78 is provided with a peripheral seal
- the process comprises four successive steps.
- the first initialization step consists in introducing an inert gas into the tank using the injection means 38 so as to reduce the level of residual oxygen in the air to an initial value.
- the inert gas is pure nitrogen or a mixture of nitrogen with carbon dioxide (80% nitrogen, 20% carbon dioxide).
- the injection of the inert gas is carried out with a sufficient flow rate, of the order of 10 l / min for the sky to be swept in the passage of the inert gas and that the residual oxygen content of the sky drops.
- the sampling point 42 is connected to an exhaust 86 so as not to have a vessel under pressure.
- a gas analyzer 88 makes it possible to measure the variation of the partial pressure of the oxygen and to follow the reduction in the level of residual oxygen in the air 36.
- the exhaust 86 is closed, and the means 44 for forced circulation are operated so that the gas phase contained in the sky is injected into the liquid phase so as to force the balance between the two phases.
- the forced balance is obtained after the recirculation of the gaseous phase of the sky in the liquid phase for several minutes, of the order of 20 minutes.
- This duration also depends on the flow rate of the means 44 for forced circulation, preferably of the order of 201 / min, of the geometry of the vessel, preferably cylindrical, with a height greater than diameter, injection means 38, in particular their length (preferably greater than or equal to the radius of the tank) and their location (preferably near the bottom for example 100 mm from the bottom).
- the liquid phase has a dissolved oxygen concentration directly proportional to the oxygen level in the so-called equilibrium sky. For example, if the gaseous phase of the sky comprises 1% by volume of residual oxygen, the liquid phase comprises of the order of 0.4 mg / l of dissolved oxygen.
- the second so-called maintenance step aims to control that the system is gas-tight and that the supply of oxygen in small quantities will not be disturbed by a leak with the atmosphere outside the tank likely to bring more oxygen than the desired intake.
- the gaseous phase of the sky is recirculated by spaced sequences without input and the gas analyzer 88 placed on the recirculation loop ensures the stability of the oxygen level.
- this recirculation is not continuous but performed at regular intervals. For example, recirculation is performed for one minute every six hours. This step can last 24 hours.
- the third step called intake is to introduce into the sky a given volume of oxygen.
- this step can be carried out by circulating the gaseous phase of the sky in contact with an oxygen-permeable membrane or by using a filler chamber 54 and a set of solenoid valves 58 and
- the volume of the filler chamber represents of the order of
- the oxygen supply is done in successive doses of a volume of the order of
- the fourth so-called recirculation step consists of recirculating the gaseous phase of the sky in the liquid phase using the injection means 38 and the forced circulation means 44.
- This recirculation is related to the rate of enrichment when using a membrane at the recirculation circuit 40 for the supply or it can be independent at the supply phase when using a filler chamber 54 and a set of solenoid valves 58 and 62 for introducing the oxygen.
- a gas analyzer is provided to analyze the composition of the gas phase of the sky so as to control the recirculation or the oxygen supply.
- the recirculation and delivery steps are performed in a time offset manner or simultaneously.
- control and control means are provided for controlling the solenoid valves 58 and 62 and the means 44 for forced circulation.
- the process of the invention makes it possible, from an initial stable state, to control the oxygen supply as a function of its slow dissolution rate in the wine, avoiding irregular inputs. and abrupt culprits of organoleptic degradations.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Food Science & Technology (AREA)
- Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0857352A FR2937651B1 (fr) | 2008-10-29 | 2008-10-29 | Dispositif pour une cuve d'elevage d'un vin et procedes associes |
PCT/FR2009/052089 WO2010049653A2 (fr) | 2008-10-29 | 2009-10-29 | Procede d'elevage d'un vin et dispositif pour sa mise en oeuvre |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2346979A2 true EP2346979A2 (fr) | 2011-07-27 |
Family
ID=40637098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09760238A Withdrawn EP2346979A2 (fr) | 2008-10-29 | 2009-10-29 | Procede d'elevage d'un vin et dispositif pour sa mise en oeuvre |
Country Status (7)
Country | Link |
---|---|
US (1) | US20110268856A1 (fr) |
EP (1) | EP2346979A2 (fr) |
AU (1) | AU2009309539A1 (fr) |
CL (1) | CL2011000974A1 (fr) |
FR (1) | FR2937651B1 (fr) |
WO (1) | WO2010049653A2 (fr) |
ZA (1) | ZA201103105B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1393121B1 (it) * | 2009-03-05 | 2012-04-11 | Air Liquide Italia S P A | Metodo ed impianto per la rimozione dell'ossigeno disciolto ed il mantenimento in atmosfera controllata dell'uva, o di altri prodotti vegetali, nei mezzi meccanici di raccolta, trasporto e stoccaggio |
WO2011161495A1 (fr) * | 2010-06-21 | 2011-12-29 | Lasi S.R.L. | Dispositif de fermentation |
US20120196016A1 (en) * | 2011-02-01 | 2012-08-02 | Palmer Neal | Tank for the storage and/or maturation of an alcoholic beverage |
EP2690166A1 (fr) * | 2012-07-25 | 2014-01-29 | Mecánica Logroñesa 71, S.L. | Procédé et appareil de fermentation |
ES2681368T3 (es) * | 2012-11-08 | 2018-09-12 | Máquinas Y Herramientas La Rioja, S.L. | Procedimiento de fermentación de mosto y cuba de fermentación |
ES2396676B1 (es) * | 2012-11-08 | 2013-09-20 | Máquinas Y Herramientas La Rioja, S.L. | Proceso de fermentación de mosto, y cuba de fermentación |
EP3380219B1 (fr) * | 2015-11-23 | 2021-09-29 | The New Zealand Institute for Plant and Food Research Limited | Procédé et appareil de libération de gaz |
US20220251486A1 (en) * | 2019-04-22 | 2022-08-11 | Pulsair Systems, Inc. | A method for draining fermenting must from a tank, and related systems |
FR3103823A1 (fr) * | 2019-12-02 | 2021-06-04 | Franck LABEYRIE | Dispositif de bullage pour cuve de fermentation et appareillage a cette fin |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE743367C (de) * | 1940-11-12 | 1943-12-23 | Otto Gamerdinger | Verfahren zum Aufbrechen des Maischekuchens bei der Rotweingaerung |
DE2706831A1 (de) * | 1977-02-17 | 1978-08-31 | Eckes Fa Peter | Verfahren zur kontinuierlichen vergaerung von vergaerbaren loesungen mit hefe |
IT1164059B (it) * | 1978-11-06 | 1987-04-08 | Inventa A G Fur Forschung & Pa | Procedimento ed apparecchio per la produzione di biogas |
CH651064A5 (fr) * | 1982-04-26 | 1985-08-30 | Nestle Sa | Procede et fermenteur pour la production d'alcool. |
US4595296A (en) * | 1984-02-06 | 1986-06-17 | Parks Richard E | Method and apparatus for gas induced mixing and blending |
FR2596768A1 (fr) * | 1986-08-28 | 1987-10-09 | Magyar Sa | Perfectionnements apportes aux procedes et aux dispositifs de vinification |
JPS63156598A (ja) * | 1986-12-22 | 1988-06-29 | Aoki Denki Kogyo Kk | 有機性廃水処理系で作用する細菌群の簡易培養装置 |
FR2709983B1 (fr) * | 1993-09-14 | 2002-02-08 | Laplace Sarl Pierre | Procédé de dosage et d'injection de gaz pour cuverie de vinification et installation à cet effet. |
US6790417B2 (en) * | 2000-12-21 | 2004-09-14 | Corning Incorporated | Monolith loop reactors |
AT5698U1 (de) * | 2001-11-23 | 2002-10-25 | Hermann Boeck | Vorrichtung und verfahren zum mischen von flüssigen, zähflüssigen und/oder rieselfähigen medien |
KR20040070850A (ko) * | 2003-02-04 | 2004-08-11 | 한국과학기술원 | 순수산소를 이용한 유용물질 제조방법 및 폐수처리방법 |
WO2004091764A1 (fr) * | 2003-04-08 | 2004-10-28 | Parks Richard E | Appareil et procede permettant de melanger et d'agiter a l'aide d'un gaz un jus en fermentation dans un reservoir au cours de la vinification |
US7985574B2 (en) * | 2004-02-17 | 2011-07-26 | American Air Liquide, Inc. | Oxygen-assisted fermentation process |
-
2008
- 2008-10-29 FR FR0857352A patent/FR2937651B1/fr active Active
-
2009
- 2009-10-29 WO PCT/FR2009/052089 patent/WO2010049653A2/fr active Application Filing
- 2009-10-29 EP EP09760238A patent/EP2346979A2/fr not_active Withdrawn
- 2009-10-29 US US13/126,870 patent/US20110268856A1/en not_active Abandoned
- 2009-10-29 AU AU2009309539A patent/AU2009309539A1/en not_active Abandoned
-
2011
- 2011-04-28 ZA ZA2011/03105A patent/ZA201103105B/en unknown
- 2011-04-29 CL CL2011000974A patent/CL2011000974A1/es unknown
Non-Patent Citations (2)
Title |
---|
None * |
See also references of WO2010049653A2 * |
Also Published As
Publication number | Publication date |
---|---|
US20110268856A1 (en) | 2011-11-03 |
FR2937651A1 (fr) | 2010-04-30 |
WO2010049653A2 (fr) | 2010-05-06 |
CL2011000974A1 (es) | 2011-10-21 |
ZA201103105B (en) | 2012-01-25 |
FR2937651B1 (fr) | 2015-05-01 |
AU2009309539A1 (en) | 2010-05-06 |
WO2010049653A3 (fr) | 2011-03-03 |
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