CN103421663B - Membrane distillation apparatus used for improving base liquor quality - Google Patents
Membrane distillation apparatus used for improving base liquor quality Download PDFInfo
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Abstract
The invention discloses a membrane distillation apparatus used for improving base liquor quality. The membrane distillation apparatus used for improving base liquor quality comprises a membrane distiller, a condenser and a liquid collection tank. One end of the condenser is communicated with the output end of the membrane distiller, and the other end of the condenser is communicated with the input end of the liquid collection tank. A plurality of sets of U-shaped hollow fiber membranes are arranged in the membrane distiller, the hollow fiber membranes are soaked in base liquor in the membrane distiller, and the opening ends of the U-shaped hollow fiber membranes are communicated with a gas outlet in the top of the membrane distiller. The membrane distillation apparatus used for improving base liquor quality has the advantages of distillation purification and membrane selective interception and separation, and effectively retains beneficial substances in the base liquor, the solution does not need to be heated to the boiling point, waste heat and cheap energy such as warm industrial waste water of factories can be utilized, thus, energy is saved, separation efficiency is high, membrane flux is large, quality improving efficiency is high, selective replacing or maintenance can be achieved, the sealing performance of a sealing cavity is high, and gas overflow can be effectively avoided.
Description
Technical field
The present invention relates to the former wine device of manufacture, particularly relate to a kind of distillation device for former wine dipper matter.
Background technology
At present, membrane separation technique is a kind ofly widely used in that solution or gaseous matter are separated, the concentrated and isolation technique of purifying.Membranous wall micropore gathers, and stoste is under a certain pressure by the side of film, and solvent and small molecules solute are filtrate through membranous wall, and macromole solute tunicle retains, and reaches separating substances and concentrated object.Membrane separating process is dynamic filtration process, and macromole solute is intercepted by membranous wall, and flow out with concentrated solution, film is not easily blocked, can life-time service continuously.Filtration procedure can run under normal temperature, low pressure, without phase-state change, energy-efficient.Hollow-fibre membrane is a kind of important form of separatory membrane, is mainly used in mineral water purification, productive life Water warfare, medicine purification, concentration of juices, papermaking plating chemical industry etc. and pollutes the industry such as industry water treatment and the medicine such as recovery, urban sewage recycling, chemical industry, building, weaving, papermaking, petrochemical industry.
White wine is also known as liquor.Be the distinctive a kind of liquor of China, be by starchy material, add Tang's starter, through solid-state, semi-solid state or liquid state fermentation, distillation, store, blend and obtain.
Without the white wine blent, habituation is referred to as " former wine " in the industry.In Production of Luzhou-flavor Liquor, the one-level rate of the former wine of each enterprise only has 40% usually, other former wine of about 60% due to all kinds of index inharmonious and be reduced to secondary, the production of high-quality wine cannot be applied to.In the former wine of my company, have 60% for secondary wine, mainly because Excessive High Ethyl Lactate Content causes, wherein the secondary wine content of ethyl lactate of about 50% is up to 5g/l, this part wine giving off a strong fragrance style serious loss, cannot with hooking the means balance wine body adjusted.If can remove these compositional selectings that exceeds standard or reduce, and retain other Hubeiwan, then can promote vinosity and the value of this type of wine, for enterprise brings economic benefit.
Such as application number is CN200720100027.3, publication number is the Chinese utility model patent " a kind of energy-saving pressure-reduction distillation device " of CN201139961, disclose a kind of pressure reducing film distillation (VMD) device that effectively can carry out heat recuperation, comprise membrane distillation system, heat recovery system, heating installation, pressure regulating equipment, fluid circulation system, pretreatment system, Systematical control and detection.This patent, mainly for sea water desaltination process, can not be applied to edible former wine.
Summary of the invention
The object of the invention is to the problems referred to above overcoming prior art existence, propose a kind of distillation device for former wine dipper matter.The present invention retains with film selectivity the advantage be separated with having distilation simultaneously, effectively remain the benefit materials energy in former wine, without the need to solution is heated to boiling point, the cheap energy such as the waste heat of factory and warm trade effluent may be utilized, save energy, separation efficiency is high, membrane flux is large, and upgrading efficiency is high, and selectivity can exchange for or safeguard, the stopping property of annular seal space is high, effectively prevent the situation of gas overflowing.
The present invention realizes by the following technical solutions:
For the distillation device of former wine dipper matter, comprise membrane distillation device, condenser and liquid collecting tank, one end of described condenser is communicated with the output terminal of membrane distillation device, the other end is communicated with the input terminus of liquid collecting tank, it is characterized in that: in described membrane distillation device, be provided with the some groups of hollow-fibre membranes in " U " shape, described hollow-fibre membrane is immersed in the former wine being arranged in membrane distillation device, and " U " shape opening end of hollow-fibre membrane is communicated with the pneumatic outlet being positioned at membrane distillation device top.
Described membrane distillation device comprises tank body and upper cover, described tank body is provided with liquid-inlet, and described pneumatic outlet is arranged on upper cover, and described upper cover is fixed on tank body and forms annular seal space, be provided with dividing plate in described annular seal space, annular seal space is divided into liquid storehouse and gaseous state storehouse by described dividing plate; Described liquid storehouse is communicated with liquid-inlet, and gaseous state storehouse is communicated with pneumatic outlet; Described hollow-fibre membrane is immersed in the former wine being arranged in liquid storehouse, and " U " shape opening end of described hollow-fibre membrane is fixed on dividing plate, and described liquid storehouse is communicated with gaseous state storehouse by hollow-fibre membrane.
Described membrane distillation device also comprises the sealing cover being provided with stop part, and described sealing cover is fixed on tank body, and described upper cover is pressed on tank body by stop part.
The junction of described tank body and upper cover is provided with sealing member, and described sealing member can be sealing-ring or gasket.
Described often group hollow-fibre membrane comprises an end socket and Duo Gen is " U " shape hollow fiber film tube, " U " shape opening end of described every root hollow fiber film tube is all fixed on end socket, residue body portion is immersed in the former wine being arranged in liquid storehouse, and hollow-fibre membrane is fixed on dividing plate by end socket.
Described dividing plate is provided with multiple threaded hole for installing hollow-fibre membrane, and described end socket is provided with screw thread, and described hollow-fibre membrane of often organizing to be coordinated with a threaded hole by the screw thread on end socket and is fixed on dividing plate.
The described distillation device for former wine dipper matter also comprises transport pipe I and transport pipe II, and one end of described condenser is communicated with the pneumatic outlet of membrane distillation device by transport pipe I, and the other end is communicated with the input terminus of liquid collecting tank by transport pipe II.
Described liquid-inlet is arranged in the middle part of membrane distillation device, is also provided with vacuum meter, rinse water entrance I and liquidometer I in the middle part of membrane distillation device; Sewage draining exit is provided with bottom described membrane distillation device; Described upper cover is also provided with hot wind inlet.
The described distillation device for former wine dipper matter also comprises Controlling System, and described tank base is provided with heating unit, and described heating unit is connected with Controlling System.
The input terminus of described liquid collecting tank is arranged in the middle part of liquid collecting tank, is provided with liquidometer II and vacuum pump in the middle part of described liquid collecting tank, and the top of described liquid collecting tank is provided with rinse water entrance II.
The bottom of described liquid collecting tank is provided with former wine discharge port.
Described former wine discharge port is provided with take away pump and blow-off pipe.
Compared with prior art, its advantage is in the present invention:
1, the present invention retains with film selectivity the advantage be separated with having distilation simultaneously, effectively remain the benefit materials energy in former wine, without the need to solution is heated to boiling point, the cheap energy such as the waste heat of factory and warm trade effluent may be utilized, save energy, separation efficiency is high, membrane flux is large, and upgrading efficiency is high, and selectivity can exchange for or safeguard, the stopping property of annular seal space is high, effectively prevent the situation of gas overflowing.
2, the present invention adopts described a kind of distillation device for former wine dipper matter also to comprise transport pipe I and transport pipe II, and described membrane distillation device is provided with liquid-inlet, and described upper cover is provided with pneumatic outlet; Through pneumatic outlet after gathering through the gaseous component of film, transport pipe I enters condenser, then enters liquid collecting tank by transport pipe II; Along with the carrying out of distillation, pot liquid reduces gradually, needs to add the former wine of ability to be filtered, therefore arranges liquid-inlet.Liquid-inlet is arranged on the middle part of membrane distillation device, also can be top, can draw former wine by pressure reduction.
3, the present invention adopts described liquid-inlet to be arranged in the middle part of membrane distillation device, is also provided with vacuum meter, rinse water entrance and liquidometer I in the middle part of membrane distillation device; Sewage draining exit is provided with bottom described membrane distillation device; Described upper cover is also provided with hot wind inlet; Liquid-inlet is arranged in the middle part of membrane distillation device, can add former wine at any time when equipment runs.If be arranged on below liquid level, can not may draw not due to pressure reduction; One is liquid-inlet gaseous state storehouse, then can not play a role in filtering; Vacuum meter I is mainly used in observing the vacuum tightness in tank, grasps membrane inside and outside pressure difference; The selection of vacuum meter installation site, should be arranged on gaseous state outside film; Liquidometer I is mainly used in observing the level condition in tank, can flood heating unit to control liquid level and does not contact hollow-fibre membrane and be advisable; Hot-wind inlet is mainly convenient to the backwash removal of impurities regeneration of film.
4, the present invention adopts described a kind of distillation device for former wine dipper matter also to comprise Controlling System, and described heating unit is connected with Controlling System; In former wine still-process, need to heat former wine, make each component volatilization of former wine enter gas phase, Controlling System can carry out temperature control accurately simultaneously.
5, the present invention adopts the input terminus of described liquid collecting tank to be arranged in the middle part of liquid collecting tank, and be provided with liquidometer II in the middle part of described liquid collecting tank and be circumscribed with vacuum pump, the top of described liquid collecting tank is provided with rinse water entrance; After interchanger condensation, liquid collecting tank is entered again under the pressure reduction that component after distillation is formed at vacuum pump; Input terminus is arranged in the middle part of liquid collecting tank: if be arranged on top, and the liquid state entered, by the process of flows by action of gravity, is easily taken away by vacuum pump and causes damage; If be arranged on bottom, then along with the increase of liquid level in liquid collecting tank, be not easy to enter liquid collecting tank through condensed former wine.Before running or after running for some time, all need to clean liquid collecting tank, be therefore provided with rinse water entrance.
6, the present invention adopts bottom described liquid collecting tank and is provided with former wine discharge port, and described former wine discharge port is provided with take away pump, and described former wine discharge port is provided with blow-off pipe; After collecting certain distillate in liquid collecting tank, wine needs to transfer to wine storage tank, therefore need arrange transferpump, and the setting of blow-off pipe is in order to rinse water of more thoroughly draining.
7, hollow-fibre membrane of the present invention does not contact liquid wine, can prevent the foreign-matter contamination in liquid wine from adhering on hollow-fibre membrane and cause fouling membrane; Can according to the group number of the demand increase and decrease film of turnout.
8, dividing plate of the present invention is provided with multiple threaded hole for installing hollow-fibre membrane, and described end socket is provided with screw thread, and described hollow-fibre membrane of often organizing to be coordinated with a threaded hole by the screw thread on end socket and is fixed on dividing plate; Structure is simple, exchanges for easy to maintenance.
9, the present invention adopts the junction of described tank body and upper cover to be provided with sealing member, and sealing member can be sealing-ring, gasket etc., further enhances the sealing property of annular seal space, the more effective situation avoiding gas overflowing.
10, overall advantage of the present invention is: A, have distilation and retain with film selectivity the advantage be separated; B, the benefit materials energy effectively remained while selecting to invite to remove specific components in former wine; C, in this process without the need to solution is heated to boiling point, save energy, may utilize the cheap energy such as the waste heat of factory and warm trade effluent, separation efficiency is high, and membrane flux is large; D, this device utilize rinse water and cleaning wind to realize realizing when not dismantling the backwash of film; It is self-priming that employing added by E, this device raw material, adds equipment and energy consumption without the need to increasing raw material; F, this technology energy selectivity reduce content of ethyl lactate, realize optionally retaining filtration.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention
Fig. 2 is the embodiment of the present invention 2 structural representation
Fig. 3 is hollow fiber film structure schematic diagram of the present invention
Fig. 4 is the membrane distillation device structural representation that the embodiment of the present invention 2 uses
Be labeled as in figure: 1, tank body, 2, upper cover, 3, liquid-inlet, 4, pneumatic outlet, 5, dividing plate, 6, hollow-fibre membrane, 7, heating unit, 8, vacuum meter, 9, rinse water entrance I, 10, liquidometer I, 11, hot wind inlet, 12, sewage draining exit, 13, transport pipe I, 14, condenser, 15, transport pipe II, 16, liquid collecting tank, 17, liquidometer II, 18, vacuum pump, 19, rinse water entrance II, 20, former wine discharge port, 21, take away pump, 22, blow-off pipe, 23, Controlling System, 24, sealing cover, 25, stop part, 26, sealing member, 61, end socket, 62, hollow fiber film tube.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further detailed:
Embodiment 1:
For the distillation device of former wine dipper matter, comprise membrane distillation device, condenser 14 and liquid collecting tank 16, one end of described condenser 14 is communicated with the output terminal of membrane distillation device, the other end is communicated with the input terminus of liquid collecting tank 16, one group of hollow-fibre membrane 6 in " U " shape is provided with in described membrane distillation device, described hollow-fibre membrane 6 is immersed in the former wine being arranged in membrane distillation device, and " U " shape opening end of hollow-fibre membrane 6 is communicated with the pneumatic outlet 4 being positioned at membrane distillation device top.
In the present invention, described membrane distillation device comprises tank body 1 and upper cover 2, described tank body 1 is provided with liquid-inlet 3, described pneumatic outlet 4 is arranged on upper cover 2, described upper cover 2 is fixed on tank body 1 and forms annular seal space, be provided with dividing plate 5 in described annular seal space, annular seal space is divided into liquid storehouse and gaseous state storehouse by described dividing plate 5; Described liquid storehouse is communicated with liquid-inlet 3, and gaseous state storehouse is communicated with pneumatic outlet 4; Described hollow-fibre membrane 6 is immersed in the former wine being arranged in liquid storehouse, and " U " shape opening end of described hollow-fibre membrane 6 is fixed on dividing plate 5, and described liquid storehouse is communicated with gaseous state storehouse by hollow-fibre membrane 6.
In the present invention, described often group hollow-fibre membrane 6 comprises an end socket 61 and Duo Gen is " U " shape hollow fiber film tube 62, " U " shape opening end of described every root hollow fiber film tube 62 is all fixed on end socket 61, residue body portion is immersed in the former wine being arranged in liquid storehouse, and hollow-fibre membrane 6 is fixed on dividing plate 5 by end socket 61.
In the present invention, described dividing plate 5 is provided with multiple threaded hole for installing hollow-fibre membrane 6, and described end socket 61 is provided with screw thread, and described hollow-fibre membrane 6 of often organizing to be coordinated with a threaded hole by the screw thread on end socket 61 and is fixed on dividing plate 5.
In the present invention, the described distillation device for former wine dipper matter also comprises transport pipe I 13 and transport pipe II 15, one end of described condenser 14 is communicated with the pneumatic outlet 4 of membrane distillation device by transport pipe I 13, and the other end is communicated with the input terminus of liquid collecting tank 16 by transport pipe II 15.
In the present invention, described liquid-inlet 3 is arranged in the middle part of membrane distillation device, is also provided with vacuum meter 8, rinse water entrance I 9 and liquidometer I 10 in the middle part of membrane distillation device; Sewage draining exit 12 is provided with bottom described membrane distillation device; Described upper cover 5 is also provided with hot wind inlet 11.
In the present invention, the described distillation device for former wine dipper matter also comprises Controlling System 23, is provided with heating unit 7 bottom described tank body 1, and described heating unit 7 is connected with Controlling System 23.
In the present invention, the input terminus of described liquid collecting tank 16 is arranged in the middle part of liquid collecting tank, is provided with liquidometer II 17 and vacuum pump 18 in the middle part of described liquid collecting tank, and the top of described liquid collecting tank 16 is provided with rinse water entrance II 19.
In the present invention, the bottom of described liquid collecting tank 16 is provided with former wine discharge port 20.
The present invention in use, after needing the former wine of purifying to enter membrane distillation device by the liquid-inlet 3 of membrane distillation device, by heating unit, liquid is heated again, gas phase is entered by component volatilization each in wine, film selectivity retains to be needed to remove component, need retained fraction by entering gaseous state storehouse after hollow-fibre membrane 6, then enter in condenser 14 through transport pipe I 13 and cool, delivered in liquid collecting tank 16 by transport pipe II 15 again after cooling and focus on.
Embodiment 2:
For the distillation device of former wine dipper matter, comprise membrane distillation device, condenser 14 and liquid collecting tank 16, one end of described condenser 14 is communicated with the output terminal of membrane distillation device, the other end is communicated with the input terminus of liquid collecting tank 16, three groups of hollow-fibre membranes 6 in " U " shape are provided with in described membrane distillation device, described hollow-fibre membrane 6 is immersed in the former wine being arranged in membrane distillation device, and " U " shape opening end of hollow-fibre membrane 6 is communicated with the pneumatic outlet 4 being positioned at membrane distillation device top.
In the present invention, described membrane distillation device comprises tank body 1 and upper cover 2, described tank body 1 is provided with liquid-inlet 3, described pneumatic outlet 4 is arranged on upper cover 2, described upper cover 2 is fixed on tank body 1 and forms annular seal space, be provided with dividing plate 5 in described annular seal space, annular seal space is divided into liquid storehouse and gaseous state storehouse by described dividing plate 5; Described liquid storehouse is communicated with liquid-inlet 3, and gaseous state storehouse is communicated with pneumatic outlet 4; Described hollow-fibre membrane 6 is immersed in the former wine being arranged in liquid storehouse, and " U " shape opening end of described hollow-fibre membrane 6 is fixed on dividing plate 5, and described liquid storehouse is communicated with gaseous state storehouse by hollow-fibre membrane 6.
In the present invention, described membrane distillation device also comprises the sealing cover 24 being provided with stop part 25, and described sealing cover 24 is fixed on tank body 1, and described upper cover 2 is pressed on tank body 1 by stop part 25.
In the present invention, described tank body 1 is provided with sealing member 26 with the junction of upper cover 2, and described sealing member 26 can be sealing-ring.
In the present invention, described often group hollow-fibre membrane 6 comprises an end socket 61 and Duo Gen is " U " shape hollow fiber film tube 62, " U " shape opening end of described every root hollow fiber film tube 62 is all fixed on end socket 61, residue body portion is immersed in the former wine being arranged in liquid storehouse, and hollow-fibre membrane 6 is fixed on dividing plate 5 by end socket 61.
In the present invention, described dividing plate 5 is provided with multiple threaded hole for installing hollow-fibre membrane 6, and described end socket 61 is provided with screw thread, and described hollow-fibre membrane 6 of often organizing to be coordinated with a threaded hole by the screw thread on end socket 61 and is fixed on dividing plate 5.
In the present invention, the described distillation device for former wine dipper matter also comprises transport pipe I 13 and transport pipe II 15, one end of described condenser 14 is communicated with the pneumatic outlet 4 of membrane distillation device by transport pipe I 13, and the other end is communicated with the input terminus of liquid collecting tank 16 by transport pipe II 15.
In the present invention, described liquid-inlet 3 is arranged in the middle part of membrane distillation device, is also provided with vacuum meter 8, rinse water entrance I 9 and liquidometer I 10 in the middle part of membrane distillation device; Sewage draining exit 12 is provided with bottom described membrane distillation device; Described upper cover 5 is also provided with hot wind inlet 11.
In the present invention, the described distillation device for former wine dipper matter also comprises Controlling System 23, is provided with heating unit 7 bottom described tank body 1, and described heating unit 7 is connected with Controlling System 23.
In the present invention, the input terminus of described liquid collecting tank 16 is arranged in the middle part of liquid collecting tank, is provided with liquidometer II 17 and vacuum pump 18 in the middle part of described liquid collecting tank, and the top of described liquid collecting tank 16 is provided with rinse water entrance II 19.
In the present invention, the bottom of described liquid collecting tank 16 is provided with former wine discharge port 20.
In the present invention, described former wine discharge port 20 is provided with take away pump 21 and blow-off pipe 22.
Embodiment 3:
The present invention is applied in a kind of membrane distillation method of base wine of the Feng-flavor liquor through membrane distillation upgrading, and processing step is as follows:
A, former wine pre-treatment
Get the former wine of the Feng-flavor liquor of identical alcoholic strength; Or by the former wine mixing of the Feng-flavor liquor of different wine precision;
B, the process of former wine membrane distillation
Vapor state is heated in the side of film by through pretreated former wine, described film is hydrophobic hollow-fibre membrane, board-like film or rolled film, controlling vacuum tightness at the opposite side of film is 0.7-0.95MPa, make the former wine being heated to vapor state migrate to opposite side from the side of film, carry out cross-film migration;
C, condensation of gas
The device that is condensed after being heated to the former wine cross-film migration of vapor state in step B is condensed into liquid, obtains the base wine of membrane distillation Feng-flavor liquor.
According to Raoult's law, the content of lower boiling component in vapour phase is always than high in liquid phase.When mixed solution boiling containing two kinds of compositions, ratio and the A/B=K of the content A in the steam of certain component and content B are in the solution its volatility coefficient.The volatility coefficient of trace ingredients and the ratio of the volatility coefficient of ethanol are rectifying coefficient K ˊ, if when rectifying coefficient is greater than 1, represent that it is volatile compared with ethanol; And when being less than 1, then than the volatilization of ethanol difficulty.Under a certain wine degree, when the rectifying coefficient K ˊ of certain impurity is less than 1, illustrate that the concentration in the former ethanolic soln of the organic concentration ratio of another part in the ethanolic soln distillated is low.Few than ethanol evaporation of this partial organic substances, just reaches the object that part is removed.
In step, the alcoholic strength of the former wine of the mixed Feng-flavor liquor of former wine of the former wine of the Feng-flavor liquor of described identical alcoholic strength or the Feng-flavor liquor of different wine precision is 20-80%vol.
In stepb, describedly refer to be heated to vapor state in the side of film through pretreated former wine former wine is heated to 50-65 DEG C.
In stepb, described film is hydrophobic hollow-fibre membrane, and is placed in the top of former drinks plane.
The material of above-mentioned hollow-fibre membrane is tetrafluoroethylene, and aperture is 0.01-0.5 μm, and film internal diameter is 1-1.5mm, and external diameter is 2-3mm.
In step C, the condensing temperature of described condensation is 5-25 DEG C.
In step C, the cooling medium in described condenser is refrigerated water, chilled brine or the cold organic medium of mistake.
Embodiment 4:
The present invention is applied in a kind of membrane distillation method of base wine of the strong fragrant aromatic white spirit through membrane distillation upgrading, and processing step is as follows:
A, former wine pre-treatment
Get the former wine of the strong fragrant aromatic white spirit of identical alcoholic strength; Or by the former wine mixing of the strong fragrant aromatic white spirit of different wine precision;
B, the process of former wine membrane distillation
Vapor state is heated in the side of film by through pretreated former wine, described film is hydrophobic hollow-fibre membrane, board-like film or rolled film, controlling vacuum tightness at the opposite side of film is 0.7-0.95MPa, make the former wine being heated to vapor state migrate to opposite side from the side of film, carry out cross-film migration;
C, condensation of gas
The device that is condensed after being heated to the former wine cross-film migration of vapor state in step B is condensed into liquid, obtains the base wine of the strong fragrant aromatic white spirit of membrane distillation.
In step, the alcoholic strength of the former wine of the mixed strong fragrant aromatic white spirit of former wine of the former wine of the strong fragrant aromatic white spirit of described identical alcoholic strength or the strong fragrant aromatic white spirit of different wine precision is 45-80%vol.
In stepb, describedly refer to be heated to vapor state in the side of film through pretreated former wine former wine is heated to 50-65 DEG C.
In stepb, described film is hydrophobic hollow-fibre membrane, and is placed in the top of former drinks plane.
The material of above-mentioned hollow-fibre membrane is tetrafluoroethylene, and aperture is 0.01-0.5 μm, and film internal diameter is 1-1.5mm, and external diameter is 2-3mm.
In step C, the condensing temperature of described condensation is 5-25 DEG C.
In step C, the cooling medium in described condenser is refrigerated water, chilled brine or the cold organic medium of mistake.
Embodiment 5:
The present invention is applied in a kind of membrane distillation method of base wine of the mixed-flavouring liquor through membrane distillation upgrading, and processing step is as follows:
A, former wine pre-treatment
Get the former wine of the mixed-flavouring liquor of identical alcoholic strength; Or by the former wine mixing of the mixed-flavouring liquor of different wine precision;
B, the process of former wine membrane distillation
Vapor state is heated in the side of film by through pretreated former wine, described film is hydrophobic hollow-fibre membrane, board-like film or rolled film, controlling vacuum tightness at the opposite side of film is 0.7-0.95MPa, make the former wine being heated to vapor state migrate to opposite side from the side of film, carry out cross-film migration;
C, condensation of gas
The device that is condensed after being heated to the former wine cross-film migration of vapor state in step B is condensed into liquid, obtains the base wine of membrane distillation mixed-flavouring liquor.
According to Raoult's law, the content of lower boiling component in vapour phase is always than high in liquid phase.When mixed solution boiling containing two kinds of compositions, ratio and the A/B=K of the content A in the steam of certain component and content B are in the solution its volatility coefficient.The volatility coefficient of trace ingredients and the ratio of the volatility coefficient of ethanol are rectifying coefficient K ˊ, if when rectifying coefficient is greater than 1, represent that it is volatile compared with ethanol; And when being less than 1, then than the volatilization of ethanol difficulty.Under a certain wine degree, when the rectifying coefficient K ˊ of certain impurity is less than 1, illustrate that the concentration in the former ethanolic soln of the organic concentration ratio of another part in the ethanolic soln distillated is low.Few than ethanol evaporation of this partial organic substances, just reaches the object that part is removed.
In step, the alcoholic strength of the former wine of the mixed mixed-flavouring liquor of former wine of the former wine of the mixed-flavouring liquor of described identical alcoholic strength or the mixed-flavouring liquor of different wine precision is 45-80%vol.
In stepb, describedly refer to be heated to vapor state in the side of film through pretreated former wine former wine is heated to 50-65 DEG C.
In stepb, described film is hydrophobic hollow-fibre membrane, and is placed in the top of former drinks plane.
The material of above-mentioned hollow-fibre membrane is tetrafluoroethylene, and aperture is 0.01-0.5 μm, and film internal diameter is 1-1.5mm, and external diameter is 2-3mm.
In step C, the condensing temperature of described condensation is 5-25 DEG C.
In step C, the cooling medium in described condenser is refrigerated water, chilled brine or the cold organic medium of mistake.
Embodiment 6:
The present invention is applied in a kind of membrane distillation method of base wine of the Maotai-flavor liquor through membrane distillation upgrading, and processing step is as follows:
A, former wine pre-treatment
Get the former wine of the Maotai-flavor liquor of identical alcoholic strength; Or by the former wine mixing of the Maotai-flavor liquor of different wine precision;
B, the process of former wine membrane distillation
Vapor state is heated in the side of film by through pretreated former wine, described film is hydrophobic hollow-fibre membrane, board-like film or rolled film, controlling vacuum tightness at the opposite side of film is 0.7-0.95MPa, make the former wine being heated to vapor state migrate to opposite side from the side of film, carry out cross-film migration;
C, condensation of gas
The device that is condensed after being heated to the former wine cross-film migration of vapor state in step B is condensed into liquid, obtains the base wine of membrane distillation Maotai-flavor liquor.
According to Raoult's law, the content of lower boiling component in vapour phase is always than high in liquid phase.When mixed solution boiling containing two kinds of compositions, ratio and the A/B=K of the content A in the steam of certain component and content B are in the solution its volatility coefficient.The volatility coefficient of trace ingredients and the ratio of the volatility coefficient of ethanol are rectifying coefficient K ˊ, if when rectifying coefficient is greater than 1, represent that it is volatile compared with ethanol; And when being less than 1, then than the volatilization of ethanol difficulty.Under a certain wine degree, when the rectifying coefficient K ˊ of certain impurity is less than 1, illustrate that the concentration in the former ethanolic soln of the organic concentration ratio of another part in the ethanolic soln distillated is low.Few than ethanol evaporation of this partial organic substances, just reaches the object that part is removed.
In step, the alcoholic strength of the former wine of the mixed Maotai-flavor liquor of former wine of the former wine of the Maotai-flavor liquor of described identical alcoholic strength or the Maotai-flavor liquor of different wine precision is 45-80%vol.
In stepb, describedly refer to be heated to vapor state in the side of film through pretreated former wine former wine is heated to 50-65 DEG C.
In stepb, described film is hydrophobic hollow-fibre membrane, and is placed in the top of former drinks plane.
The material of above-mentioned hollow-fibre membrane is tetrafluoroethylene, and aperture is 0.01-0.5 μm, and film internal diameter is 1-1.5mm, and external diameter is 2-3mm.
In step C, the condensing temperature of described condensation is 5-25 DEG C.
In step C, the cooling medium in described condenser is refrigerated water, chilled brine or the cold organic medium of mistake.
Embodiment 7:
The present invention is applied in a kind of membrane distillation method of base wine of the aromatic Chinese spirit through membrane distillation upgrading, and processing step is as follows:
A, former wine pre-treatment
Get the former wine of the aromatic Chinese spirit of identical alcoholic strength; Or by the former wine mixing of the aromatic Chinese spirit of different wine precision;
B, the process of former wine membrane distillation
Vapor state is heated in the side of film by through pretreated former wine, described film is hydrophobic hollow-fibre membrane, board-like film or rolled film, controlling vacuum tightness at the opposite side of film is 0.7-0.95MPa, make the former wine being heated to vapor state migrate to opposite side from the side of film, carry out cross-film migration;
C, condensation of gas
The device that is condensed after being heated to the former wine cross-film migration of vapor state in step B is condensed into liquid, obtains the base wine of membrane distillation aromatic Chinese spirit.
According to Raoult's law, the content of lower boiling component in vapour phase is always than high in liquid phase.When mixed solution boiling containing two kinds of compositions, ratio and the A/B=K of the content A in the steam of certain component and content B are in the solution its volatility coefficient.The volatility coefficient of trace ingredients and the ratio of the volatility coefficient of ethanol are rectifying coefficient K ˊ, if when rectifying coefficient is greater than 1, represent that it is volatile compared with ethanol; And when being less than 1, then than the volatilization of ethanol difficulty.Under a certain wine degree, when the rectifying coefficient K ˊ of certain impurity is less than 1, illustrate that the concentration in the former ethanolic soln of the organic concentration ratio of another part in the ethanolic soln distillated is low.Few than ethanol evaporation of this partial organic substances, just reaches the object that part is removed.
In step, the alcoholic strength of the former wine of the mixed aromatic Chinese spirit of former wine of the former wine of the aromatic Chinese spirit of described identical alcoholic strength or the aromatic Chinese spirit of different wine precision is 45-80%vol.
In stepb, describedly refer to be heated to vapor state in the side of film through pretreated former wine former wine is heated to 50-65 DEG C.
In stepb, described film is hydrophobic hollow-fibre membrane, and is placed in the top of former drinks plane.
The material of above-mentioned hollow-fibre membrane is tetrafluoroethylene, and aperture is 0.01-0.5 μm, and film internal diameter is 1-1.5mm, and external diameter is 2-3mm.
In step C, the condensing temperature of described condensation is 5-25 DEG C.
In step C, the cooling medium in described condenser is refrigerated water, chilled brine or the cold organic medium of mistake.
Embodiment 8:
The present invention is applied in a kind of membrane distillation method of base wine of the fen-flavor type white spirit through membrane distillation upgrading, and processing step is as follows:
A, former wine pre-treatment
Get the former wine of the fen-flavor type white spirit of identical alcoholic strength; Or by the former wine mixing of the fen-flavor type white spirit of different wine precision;
B, the process of former wine membrane distillation
Vapor state is heated in the side of film by through pretreated former wine, described film is hydrophobic hollow-fibre membrane, board-like film or rolled film, controlling vacuum tightness at the opposite side of film is 0.7-0.95MPa, make the former wine being heated to vapor state migrate to opposite side from the side of film, carry out cross-film migration;
C, condensation of gas
The device that is condensed after being heated to the former wine cross-film migration of vapor state in step B is condensed into liquid, obtains the base wine of membrane distillation fen-flavor type white spirit.
According to Raoult's law, the content of lower boiling component in vapour phase is always than high in liquid phase.When mixed solution boiling containing two kinds of compositions, ratio and the A/B=K of the content A in the steam of certain component and content B are in the solution its volatility coefficient.The volatility coefficient of trace ingredients and the ratio of the volatility coefficient of ethanol are rectifying coefficient K ˊ, if when rectifying coefficient is greater than 1, represent that it is volatile compared with ethanol; And when being less than 1, then than the volatilization of ethanol difficulty.Under a certain wine degree, when the rectifying coefficient K ˊ of certain impurity is less than 1, illustrate that the concentration in the former ethanolic soln of the organic concentration ratio of another part in the ethanolic soln distillated is low.Few than ethanol evaporation of this partial organic substances, just reaches the object that part is removed.
In step, the alcoholic strength of the former wine of the mixed fen-flavor type white spirit of former wine of the former wine of the fen-flavor type white spirit of described identical alcoholic strength or the fen-flavor type white spirit of different wine precision is 5-45%vol in the present invention.
When low wine is spent, as 25 °, rectifying coefficient K ˊ=2.07 of primary isoamyl alcohol, can not remove, and reach the object retaining primary isoamyl alcohol.
In stepb, describedly refer to be heated to vapor state in the side of film through pretreated former wine former wine is heated to 50-65 DEG C.
In stepb, described film is hydrophobic hollow-fibre membrane, and is placed in the top of former drinks plane.
The material of above-mentioned hollow-fibre membrane is tetrafluoroethylene, and aperture is 0.01-0.5 μm, and film internal diameter is 1-1.5mm, and external diameter is 2-3mm.
In step C, the condensing temperature of described condensation is 5-25 DEG C.
In step C, the cooling medium in described condenser is refrigerated water, chilled brine or the cold organic medium of mistake.
Embodiment 9:
The present invention is applied in a kind of membrane distillation method of base wine of the special aromatic white spirit through membrane distillation upgrading, and processing step is as follows:
A, former wine pre-treatment
Get the former wine of the special aromatic white spirit of identical alcoholic strength; Or by the former wine mixing of the special aromatic white spirit of different wine precision;
B, the process of former wine membrane distillation
Vapor state is heated in the side of film by through pretreated former wine, described film is hydrophobic hollow-fibre membrane, board-like film or rolled film, controlling vacuum tightness at the opposite side of film is 0.7-0.95MPa, make the former wine being heated to vapor state migrate to opposite side from the side of film, carry out cross-film migration;
C, condensation of gas
The device that is condensed after being heated to the former wine cross-film migration of vapor state in step B is condensed into liquid, obtains the base wine of the special aromatic white spirit of membrane distillation.
According to Raoult's law, the content of lower boiling component in vapour phase is always than high in liquid phase.When mixed solution boiling containing two kinds of compositions, ratio and the A/B=K of the content A in the steam of certain component and content B are in the solution its volatility coefficient.The volatility coefficient of trace ingredients and the ratio of the volatility coefficient of ethanol are rectifying coefficient K ˊ, if when rectifying coefficient is greater than 1, represent that it is volatile compared with ethanol; And when being less than 1, then than the volatilization of ethanol difficulty.Under a certain wine degree, when the rectifying coefficient K ˊ of certain impurity is less than 1, illustrate that the concentration in the former ethanolic soln of the organic concentration ratio of another part in the ethanolic soln distillated is low.Few than ethanol evaporation of this partial organic substances, just reaches the object that part is removed.
In step, the alcoholic strength of the former wine of the mixed special aromatic white spirit of former wine of the former wine of the special aromatic white spirit of described identical alcoholic strength or the special aromatic white spirit of different wine precision is 45-80%vol.
In stepb, describedly refer to be heated to vapor state in the side of film through pretreated former wine former wine is heated to 50-65 DEG C.
In stepb, described film is hydrophobic hollow-fibre membrane, and is placed in the top of former drinks plane.
The material of above-mentioned hollow-fibre membrane is tetrafluoroethylene, and aperture is 0.01-0.5 μm, and film internal diameter is 1-1.5mm, and external diameter is 2-3mm.
In step C, the condensing temperature of described condensation is 5-25 DEG C.
In step C, the cooling medium in described condenser is refrigerated water, chilled brine or the cold organic medium of mistake.
Embodiment 10:
The present invention is applied in a kind of membrane distillation method of base wine of the medicine aromatic white spirit through membrane distillation upgrading, and processing step is as follows:
A, former wine pre-treatment
Get the former wine of the medicine aromatic white spirit of identical alcoholic strength; Or by the former wine mixing of the medicine aromatic white spirit of different wine precision;
B, the process of former wine membrane distillation
Vapor state is heated in the side of film by through pretreated former wine, described film is hydrophobic hollow-fibre membrane, board-like film or rolled film, controlling vacuum tightness at the opposite side of film is 0.7-0.95MPa, make the former wine being heated to vapor state migrate to opposite side from the side of film, carry out cross-film migration;
C, condensation of gas
The device that is condensed after being heated to the former wine cross-film migration of vapor state in step B is condensed into liquid, obtains the base wine of membrane distillation medicine aromatic white spirit.
According to Raoult's law, the content of lower boiling component in vapour phase is always than high in liquid phase.When mixed solution boiling containing two kinds of compositions, ratio and the A/B=K of the content A in the steam of certain component and content B are in the solution its volatility coefficient.The volatility coefficient of trace ingredients and the ratio of the volatility coefficient of ethanol are rectifying coefficient K ˊ, if when rectifying coefficient is greater than 1, represent that it is volatile compared with ethanol; And when being less than 1, then than the volatilization of ethanol difficulty.Under a certain wine degree, when the rectifying coefficient K ˊ of certain impurity is less than 1, illustrate that the concentration in the former ethanolic soln of the organic concentration ratio of another part in the ethanolic soln distillated is low.Few than ethanol evaporation of this partial organic substances, just reaches the object that part is removed.
In step, the alcoholic strength of the former wine of the former wine mixed medicine aromatic white spirit of the former wine of the medicine aromatic white spirit of described identical alcoholic strength or the medicine aromatic white spirit of different wine precision is 20-45%vol.
In stepb, describedly refer to be heated to vapor state in the side of film through pretreated former wine former wine is heated to 50-65 DEG C.
In stepb, described film is hydrophobic hollow-fibre membrane, and is placed in the top of former drinks plane.
The material of above-mentioned hollow-fibre membrane is tetrafluoroethylene, and aperture is 0.01-0.5 μm, and film internal diameter is 1-1.5mm, and external diameter is 2-3mm.
In step C, the condensing temperature of described condensation is 5-25 DEG C.
In step C, the cooling medium in described condenser is refrigerated water, chilled brine or the cold organic medium of mistake.
Embodiment 11:
The present invention is applied in a kind of membrane distillation method of base wine of the distilled spirit with sesame flavour through membrane distillation upgrading, it is characterized in that: comprise following processing step:
A, former wine pre-treatment
Get the former wine of the distilled spirit with sesame flavour of identical alcoholic strength; Or by the former wine mixing of the distilled spirit with sesame flavour of different wine precision;
B, the process of former wine membrane distillation
Vapor state is heated in the side of film by through pretreated former wine, described film is hydrophobic hollow-fibre membrane, board-like film or rolled film, controlling vacuum tightness at the opposite side of film is 0.7-0.95MPa, make the former wine being heated to vapor state migrate to opposite side from the side of film, carry out cross-film migration;
C, condensation of gas
The device that is condensed after being heated to the former wine cross-film migration of vapor state in step B is condensed into liquid, obtains the base wine of membrane distillation distilled spirit with sesame flavour.
According to Raoult's law, the content of lower boiling component in vapour phase is always than high in liquid phase.When mixed solution boiling containing two kinds of compositions, ratio and the A/B=K of the content A in the steam of certain component and content B are in the solution its volatility coefficient.The volatility coefficient of trace ingredients and the ratio of the volatility coefficient of ethanol are rectifying coefficient K ˊ, if when rectifying coefficient is greater than 1, represent that it is volatile compared with ethanol; And when being less than 1, then than the volatilization of ethanol difficulty.Under a certain wine degree, when the rectifying coefficient K ˊ of certain impurity is less than 1, illustrate that the concentration in the former ethanolic soln of the organic concentration ratio of another part in the ethanolic soln distillated is low.Few than ethanol evaporation of this partial organic substances, just reaches the object that part is removed.
In step, the alcoholic strength of the former wine of the mixed distilled spirit with sesame flavour of former wine of the former wine of the distilled spirit with sesame flavour of described identical alcoholic strength or the distilled spirit with sesame flavour of different wine precision is 5-45%vol.
When low wine is spent, as 25 °, rectifying coefficient K ˊ=2.07 of primary isoamyl alcohol, can not remove, and reach the object retaining primary isoamyl alcohol.
In stepb, describedly refer to be heated to vapor state in the side of film through pretreated former wine former wine is heated to 50-65 DEG C.
In stepb, described film is hydrophobic hollow-fibre membrane, and is placed in the top of former drinks plane.
The material of above-mentioned hollow-fibre membrane is tetrafluoroethylene, and aperture is 0.01-0.5 μm, and film internal diameter is 1-1.5mm, and external diameter is 2-3mm.
In step C, the condensing temperature of described condensation is 5-25 DEG C.
In step C, the cooling medium in described condenser is refrigerated water, chilled brine or the cold organic medium of mistake.
Claims (9)
1. for the distillation device of former wine dipper matter, comprise membrane distillation device, condenser (14) and liquid collecting tank (16), one end of described condenser (14) is communicated with the output terminal of membrane distillation device, the other end is communicated with the input terminus of liquid collecting tank (16), it is characterized in that: in described membrane distillation device, be provided with the some groups of hollow-fibre membranes (6) in " U " shape, described hollow-fibre membrane (6) is immersed in the former wine being arranged in membrane distillation device, " U " shape opening end of hollow-fibre membrane (6) is communicated with the pneumatic outlet (4) being positioned at membrane distillation device top, described membrane distillation device comprises tank body (1) and upper cover (2), described tank body (1) is provided with liquid-inlet (3), described pneumatic outlet is arranged on upper cover (2), described upper cover (2) is fixed on tank body (1) and forms annular seal space, dividing plate (5) is provided with in described annular seal space, annular seal space is divided into liquid storehouse and gaseous state storehouse by described dividing plate (5), described liquid storehouse is communicated with liquid-inlet (3), and gaseous state storehouse is communicated with pneumatic outlet (4), described hollow-fibre membrane (6) is immersed in the former wine being arranged in liquid storehouse, " U " shape opening end of described hollow-fibre membrane (6) is fixed on dividing plate (5), and described liquid storehouse is communicated with gaseous state storehouse by hollow-fibre membrane (6).
2. the distillation device for former wine dipper matter according to claim 1, it is characterized in that: described membrane distillation device also comprises the sealing cover (24) being provided with stop part (25), described sealing cover (24) is fixed on tank body (1), and described upper cover (2) is pressed on tank body (1) by stop part (25).
3. the distillation device for former wine dipper matter according to claim 2, is characterized in that: described tank body (1) is provided with sealing member (26) with the junction of upper cover (2), and described sealing member (26) is sealing-ring or gasket.
4. the distillation device for former wine dipper matter according to claim 1, it is characterized in that: described hollow-fibre membrane (6) of often organizing comprises an end socket (61) and many in " U " shape hollow fiber film tube (62), " U " shape opening end of described every root hollow fiber film tube (62) is all fixed on end socket (61), residue body portion is immersed in the former wine being arranged in liquid storehouse, and hollow-fibre membrane (6) is fixed on dividing plate (5) by end socket (61).
5. the distillation device for former wine dipper matter according to claim 4, it is characterized in that: described dividing plate (5) is provided with multiple threaded hole for installing hollow-fibre membrane (6), described end socket (61) is provided with screw thread, and described hollow-fibre membrane (6) of often organizing to be coordinated with a threaded hole by the screw thread on end socket (61) and is fixed on dividing plate (5).
6. the distillation device for former wine dipper matter according to claim 1, it is characterized in that: the described distillation device for former wine dipper matter also comprises transport pipe I (13) and transport pipe II (15), one end of described condenser (14) is communicated with the pneumatic outlet (4) of membrane distillation device by transport pipe I, and the other end is communicated with the input terminus of liquid collecting tank (16) by transport pipe II.
7. the distillation device for former wine dipper matter according to claim 1, it is characterized in that: described liquid-inlet (3) is arranged in the middle part of membrane distillation device, in the middle part of membrane distillation device, be also provided with vacuum meter (8), rinse water entrance I (9) and liquidometer I (10); Sewage draining exit (12) is provided with bottom described membrane distillation device; Described upper cover (2) is also provided with hot wind inlet (11).
8. the distillation device for former wine dipper matter according to claim 1, it is characterized in that: the described distillation device for former wine dipper matter also comprises Controlling System (23), described tank body (1) bottom is provided with heating unit (7), and described heating unit (7) is connected with Controlling System (23).
9. the distillation device for former wine dipper matter according to claim 1, it is characterized in that: the input terminus of described liquid collecting tank (16) is arranged in the middle part of liquid collecting tank, be provided with liquidometer II (17) and vacuum pump (18) in the middle part of described liquid collecting tank, the top of described liquid collecting tank (16) is provided with rinse water entrance II (19); The bottom of described liquid collecting tank (16) is provided with former wine discharge port (20); Described former wine discharge port (20) is provided with take away pump (21) and blow-off pipe (22).
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| Title |
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| 白酒固态发酵中解除产物乙醇抑制作用的初步研究;董永胜 等;《酿酒科技》;20071231(第7期);第20-22、25页 * |
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