CN204485827U - A kind of biological scalding agent reaction unit - Google Patents
A kind of biological scalding agent reaction unit Download PDFInfo
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- CN204485827U CN204485827U CN201520108702.1U CN201520108702U CN204485827U CN 204485827 U CN204485827 U CN 204485827U CN 201520108702 U CN201520108702 U CN 201520108702U CN 204485827 U CN204485827 U CN 204485827U
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Abstract
The utility model discloses a kind of biological scalding agent reaction unit, mainly comprise the first preheater, the second preheater, overcritical tubular reactor and shell and tube condenser; First preheater is used for cornstarch hydrolysis sugar and pure water and dissolves each other thing heating; Second preheater to dissolve each other thing heating for ferment amino acid and pure water; Overcritical tubular reactor comprises the mixing chamber and reative cell that are communicated with successively from entrance point to the port of export; The caliber of mixing chamber is greater than the caliber of reative cell, and the draw ratio of reative cell is greater than 100; Shell and tube condenser is used for flowing out reactant condensation and cooling from overcritical tubular reactor.Above-mentioned biological scalding agent reaction unit, can form molecule level chemical reaction, feature is that reaction is efficient and product is single, and the product generated thus has a wide range of applications, especially can meet the base stock for Tobacco Leaf Curing, the quality requirement of biological scalding agent new product can be reached.
Description
Technical field
The utility model relates to tobacco roasting process equipment applications, particularly relates to a kind of biological scalding agent reaction unit.
Background technology
Along with flue-cured tobacco industry is to the development in scale, standardization direction, tobacco flue-curing technology is also more and more ripe; Simultaneously in order to accelerate tobacco flue-curing efficiency, improving flue cured tobacco quality, chemical agent and the biological product of some quickening tobacco leaf scaldings of accelerating the ripening can be used in barn.
Such as: some main cured tobacco production states, particularly America & Canada, before gathering, spray ethephon (CEPHA)，2-(chloroethyl) phosphonic acid (2-vinyl chloride phosphoric acid) or use ethylene gas at the changing yellow stage of modulation.These chemical substances tobacco leaf that makes to gather has very large maneuverability in ripe, shorten the baking ability (namely using the blue or green tobacco leaf of ethephon (CEPHA)，2-(chloroethyl) phosphonic acid process can accelerate the flavescence speed of field and barn) that the flavescence time can increase barn, and improve the color of cured tobacco leaf.These chemical agents are old and feeble and flavescence promoter by conduct, the hormone formed with tobacco natural---ethene role similar (Jones and Wilkinson, 1996).
In addition, in China's tobacco industry, due to climatic factor and the leaf tobacco production condition of China, use ethephon (CEPHA)，2-(chloroethyl) phosphonic acid on starch, sugar and nitrogen-containing compound impact in flue-cured tobacco component the tobacco leaf yellowing degree that causes and foreign country widely different, the use of ethephon (CEPHA)，2-(chloroethyl) phosphonic acid also exists some problems.One is not obvious in the promotion field tobacco natural yellow party face that falls, and two is that ethephon (CEPHA)，2-(chloroethyl) phosphonic acid exists the interior quality of tobacco leaf after modulation and reduces phenomenon, and three are ethephon (CEPHA)，2-(chloroethyl) phosphonic acids is chemicals, brings chemical contamination to natural tobacco.
Pass through research to find: filter out with the cornstarch sugar be hydrolyzed and the amino acid that ferments as raw material, by production equipment and engineer testing, determine the bioreacter that can reach above-mentioned technical indicator, produced by preparation and accelerate tobacco natural and to fall yellow new product, be called as " biological scalding agent ".This bioreacter is a kind of heterocycle organic matter of specific composition, has fragrance, and color is isabelline.
Traditional equipment is tank reactor, or is called high-pressure stirring reactor.Through leaf tobacco production test, the reactant of this device fabrication does not reach the requirement of biological scalding agent product.Show in the following areas: one, reaction product component is distributed more widely, and product impurity is more; Two, under pyroreaction, bottom reactor, coking phenomenon is serious, and three, temperature fall time is very long, production efficiency is lower; Four, intermittent operation, can not continuous prodution; Five, naturally to fall yellow DeGrain for leaf tobacco production.
Utility model content
In order to overcome the defect of tank reactor, making biological scalding agent product more effectively and reduce costs, being especially suitable for suitability for industrialized production, on great many of experiments basis, the utility model proposes a kind of biological scalding agent reaction unit of improvement.
In order to achieve the above object, the technical solution of the utility model is achieved in that
The utility model provides a kind of reaction unit being suitable for biological scalding agent new product, comprises the first preheater, the second preheater, overcritical tubular reactor and shell and tube condenser;
Wherein: the port of export of described first preheater, the port of export of described second preheater are communicated with respectively by the entrance point of tube connector with described overcritical tubular reactor; The port of export of described overcritical tubular reactor is communicated with by the entrance point of tube connector with described shell and tube condenser;
Described first preheater heats for the thing that dissolves each other to the sugar and pure water that pass into its inside; Described second preheater heats for the thing that dissolves each other to the amino acid and pure water that pass into its inside; Described overcritical tubular reactor comprises, the mixing chamber be namely communicated with successively from entrance point to the port of export and reative cell; The caliber of described mixing chamber is greater than the caliber of described reative cell, and the draw ratio of described reative cell is greater than 100; The reactant that described shell and tube condenser is used for described overcritical tubular reactor outflow carries out condensation and cooling.
Preferably, can embodiment as one, described biological scalding agent reaction unit also comprises the first measuring pump and the second measuring pump;
Described first measuring pump is used for conveying sugar and pure water in described first preheater and dissolves each other thing, and described first measuring pump is connected with the entrance point of described first preheater;
Described second measuring pump is used in described second preheater, carry amino acid and pure water to dissolve each other thing, and described second measuring pump is connected with the entrance point of described second preheater.
Preferably, can embodiment as one, described first preheater comprises preheater body, is wrapped in the heat block of described preheater tube external body, electrical heating wire and high temperature resistant adiabatic insulation; Described first preheater is identical with the structure of described second preheater;
Preferably, can embodiment as one, the inwall of described preheater body is burnishing surface.
Preferably, can embodiment as one, described heat block is red copper block.
Preferably, can embodiment as one, described high temperature resistant adiabatic insulation is refractory layer or the firm layer of tungsten or silicon carbide layer.
Preferably, can embodiment as one, described overcritical tubular reactor also comprises the German-style metal lensring of the entrance point being arranged on overcritical tubular reactor, socket covers reactor flange on described German-style metal lensring, for the fastening bolt of fixing described reactor flange and inlet union and joint temperature measuring point; Described overcritical tubular reactor also comprises the outlet connection being arranged on the overcritical tubular reactor port of export; The inwall of described mixing chamber, described reative cell is burnishing surface.
Preferably, can embodiment as one, described shell and tube condenser comprises the shell and tube condenser, water circulating pump, refrigeration machine etc. of standard; The tube side of described shell and tube condenser is by reactant, and the shell side of described shell and tube condenser passes through cooling water; The inwall of the shell and tube condenser of described standard is burnishing surface.
In described biological scalding agent reaction unit structure, be connected with valve at shell and tube condenser rear portion, described valve is for controlling the discharge of reactant.In described biological scalding agent reaction unit structure, between shell and tube condenser and reactant outlet, arrange a counterbalance valve, described counterbalance valve is for controlling the pressure balance of whole reaction unit.
Preferably, can embodiment as one, described biological scalding agent reaction unit also comprises PID attemperating unit; Described heat block on described first preheater and described second preheater is provided with thermocouple; Two described thermocouples are connected with described PID attemperating unit respectively, and described PID attemperating unit is also connected with the described joint temperature measuring point on described overcritical tubular reactor.
Compared with original technology, the advantage of the utility model embodiment is:
A kind of modified biological scalding agent reaction unit that the utility model embodiment provides, adopt be two independently preheater respectively two kinds of reactants are heated (namely the first preheater becomes two independently devices with the second preheater design), can ensure that two kinds of reactants heat up rapidly like this, avoid hankering in advance any reaction occurs, guarantee that reactant carries out efficient single synthetic reaction in follow-up overcritical tubular reactor, form molecule order reaction thing; Its primary structure of overcritical tubular reactor is made up of mixing chamber and reative cell, achieves and mixes and reach molecule order reaction quickly and evenly.The draw ratio of described reative cell is greater than 100, and material time of staying in reative cell is less than 1 second, and its reaction time is very short; Subsequently through the compound that overcritical tubular reactor flows out, enter shell and tube condenser at once; Shell and tube condenser can carry out fast cooling process to reactant, as " cold-trap ", product is reduced to 60 DEG C from 400 DEG C.Terminate chemical reaction, obtain the product that purity is higher.
Therefore, the one that the utility model embodiment provides biological scalding agent reaction unit, efficiently can carry out sugar and amino acid whose synthetic reaction rapidly, its reaction speed is within 1 second, the compound purity generated is high, good product quality, meets the quality requirement of biological scalding agent new product.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model detailed description of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in detailed description of the invention or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The system architecture schematic diagram of the biological scalding agent reaction unit that Fig. 1 provides for the utility model embodiment;
The concrete assembly structure schematic diagram of overcritical tubular reactor in the biological scalding agent reaction unit that Fig. 2 provides for the utility model embodiment.
Detailed description of the invention
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
See Fig. 1, the utility model embodiment provides a kind of biological scalding agent reaction unit, and it mainly comprises the first preheater 3, second preheater 4, overcritical tubular reactor 5 and shell and tube condenser 6;
Wherein: the port of export of described first preheater 3, the port of export of described second preheater 4 are communicated with respectively by the entrance point of tube connector with described overcritical tubular reactor 5; The port of export of described overcritical tubular reactor 5 is communicated with by the entrance point of tube connector with described shell and tube condenser 6;
Described first preheater 3 heats for the thing that dissolves each other to the sugar and pure water that pass into its inside; Described second preheater 4 heats for the thing that dissolves each other to the amino acid and pure water that pass into its inside; Described overcritical tubular reactor 5 comprises mixing and reaction two structure divisions, the mixing chamber 51 be namely communicated with successively from entrance point to the port of export and reative cell 52; The caliber of described mixing chamber 51 is greater than the caliber (namely can by two kinds of reactant Homogeneous phase mixing) of described reative cell 52, and the draw ratio of described reative cell is greater than 100; Described shell and tube condenser 6 is for carrying out rapid condensation and cooling to the reactant exported from described overcritical tubular reactor.
The primary structure analyzing above-mentioned biological scalding agent reaction unit is known: the biological scalding agent reaction unit that the utility model embodiment provides, adopt be two independently preheater respectively two kinds of reactants are heated (namely the first preheater becomes two independently devices with the second preheater design), can ensure that two kinds of reactants heat up rapidly like this, avoid hankering in advance any reaction occurs, guarantee that reactant carries out efficient Fast back-projection algorithm reaction in follow-up overcritical tubular reactor, form molecule level synthetic; Its primary structure of overcritical tubular reactor is made up of mixing chamber and reative cell, achieves and mixes and reach molecule order reaction quickly and evenly.The draw ratio of described reative cell is greater than 100, and material time of staying in reative cell is less than 1 second, and its reaction time is very short; Subsequently through the compound that overcritical tubular reactor flows out, enter shell and tube condenser at once; Shell and tube condenser can carry out fast cooling process to reactant, as " cold-trap ", product is reduced to 60 DEG C from 400 DEG C.Terminate chemical reaction, obtain the product that purity is higher.
Therefore, a kind of modified biological scalding agent reaction unit that the utility model embodiment provides, efficiently can solely carry out sugar and amino acid whose synthetic reaction, its reaction speed is within 1 second, the compound purity generated is high, good product quality, meets the quality requirement of biological scalding agent new product.
Below the concrete structure of the biological scalding agent reaction unit that the utility model embodiment provides and concrete technique effect are done and describe in detail:
See Fig. 1, described biological scalding agent reaction unit also comprises the first measuring pump 1 and the second measuring pump 2;
Wherein: described first measuring pump 1 to dissolve each other thing for conveying sugar and pure water in described first preheater 3, and described first measuring pump 1 is communicated with the entrance point of described first preheater 3; Described second measuring pump 2 to dissolve each other thing for carrying amino acid and pure water in described second preheater 4, and described second measuring pump 2 is communicated with the entrance point of described second preheater 4.
Preferably, can embodiment as one, described first preheater (with described second preheater) includes preheater body (not shown), is wrapped in the identical structure such as the heat block of described preheater tube external body, electrical heating wire and high temperature resistant adiabatic insulation; Described first preheater is identical with the structure of described second preheater;
It should be noted that, in the concrete structure of preheater, be wrapped in the heat block of described preheater tube external body, electrical heating wire Main Function carries out electrical heating to preheater body; Simultaneously in concrete structure, the inwall of described preheater body is burnishing surface (adopts burnishing surface, its objective is the inner wall coarse in order to avoid preheater body); (or usually reactor) inner wall coarse will easily fouling because preheater body, affects continuous prodution operation; In the utility model embodiment, preheater, overcritical tubular reactor and shell and tube condenser are all the agent structures (and three is demountable structure part) adopting Stainless steel 316 material to make, less scaling, can continuous prodution for a long time, the preheater inboard wall of tube body therefore in the utility model embodiment have employed polishing.
Simultaneously in concrete structure, described heat block choice for use red copper block.Described heat block on described first preheater and described second preheater is provided with thermocouple; It should be noted that above-mentioned thermocouple is conventional temperature element, its direct measuring tempeature, it mainly plays measures preheater body heating-up temperature, and by electrical signal transfer to PID attemperating unit (namely two described thermocouples are connected with described PID attemperating unit respectively).
Same in the concrete structure of preheater, described high temperature resistant adiabatic insulation can select multiple refractory material to use as refractory layer or the firm layer of tungsten or silicon carbide layer.
It should be noted that, common refractory insulating layer mainly contains inorganic fire proof material and two kinds, organic refractory material; Wherein the fire resistance of inorganic fire proof material is more outstanding: such as: nano ceramics (i.e. refractory layer), aluminosilicate fiber etc. form for inorganic raw material fine finishining, heatproof amplitude is at-80-1800 DEG C, thermal conductivity factor only has 0.03W/m.K, heat-insulation and heat-preservation suppression efficiency can reach about 90%, the heat radiation of high temp objects and the conduction of heat can be suppressed to scatter and disappear, 70% can be kept not scatter and disappear to interior of articles heat.Refractory also have fire protection flame retarding, wear-resisting withstand voltage, insulation resistance is worn, acid and alkali-resistance, easy construction, the feature such as long service life.
The boride of other rare earth metal, carbide, nitride, silicide, phosphide and sulfide etc., can be used as high-temperature refractory (as abrasive material, mold, nozzle, pyrometer couple sleeve pipe).Above-mentioned high temperature resistant adiabatic insulation material at 300 ~ 600 DEG C, still can keep its original mechanical strength, physical property and stable structure performance etc.
Preferably, can embodiment as one, as shown in Figure 2, described overcritical tubular reactor 5 also comprises the German-style metal lensring 53, the socket that are arranged on overcritical tubular reactor entrance point and covers reactor flange 54 on described German-style metal lensring 53, for the fastening bolt 55 of fixing described reactor flange and inlet union 56 and joint temperature measuring point 57; Described overcritical tubular reactor 5 also comprises the outlet connection 58 of the port of export being arranged on overcritical tubular reactor; The inwall of described mixing chamber 51, described reative cell 52 is burnishing surface (namely play and prevent high-temperature coking effect).
It should be noted that, as shown in Figure 2, overcritical tubular reactor is a kind of special tubular reactor, and its key structural feature is exactly specific mixing chamber and reative cell;
In concrete structure, the special construction design (namely special dimensional structure design and shape) of mixing chamber and reative cell, effectively can promote the abundant mixing of two kinds of reactants and fully carry out chemical reaction.Meanwhile, in reative cell, the chemical extent of reaction is relevant with factors such as the temperature in reative cell latus rectum and reative cell and cavity pressure sizes, repeats no longer one by one this utility model embodiment.Therefore, cavity pressure will have influence on response situation, and therefore biological scalding agent reaction unit being also provided with regulator (i.e. counterbalance valve) can control reaction pressure, and is control effectively to reaction temperature by PID attemperating unit.
Described biological scalding agent reaction unit, be connected with valve at shell and tube condenser rear portion, described valve is for controlling the discharge of reactant.Described biological scalding agent reaction unit, between shell and tube condenser and reactant outlet, arrange a counterbalance valve, described counterbalance valve is for controlling the pressure balance of whole reaction unit.Above-mentioned counterbalance valve can be arranged on described reaction unit.
Preferably, can embodiment as one, described shell and tube condenser comprises the shell and tube condenser, water circulating pump, refrigeration machine etc. of standard; The tube side of described shell and tube condenser is by reactant, and the shell side of described shell and tube condenser passes through cooling water; The inwall of the shell and tube condenser of described standard is burnishing surface (namely playing the effect that slagging prevention affects continuous seepage operation).
In described biological scalding agent reaction unit structure: PID attemperating unit;
And described PID attemperating unit is also connected with the described joint temperature measuring point on described overcritical tubular reactor.
It should be noted that, PID attemperating unit can receive the detection signal of the thermocouple from the first preheater and the second preheater, and then the FEEDBACK CONTROL of temperature is carried out in adjustment to the first preheater and the second preheater; PID attemperating unit also can receive the detection signal of the joint temperature measuring point on overcritical tubular reactor, and acquire the reaction temperature of reative cell, and then finally carrying out FEEDBACK CONTROL to the reaction temperature of reative cell (when namely reaction temperature is too high, can stop the heating of preheater; If reaction temperature is too low, can starts or strengthen electric thermal power, promoting reaction temperature).The temperature difference of all PID temperature controls is 1 DEG C.
The biological scalding agent reaction unit concrete technology operation provided the utility model embodiment is below done and is briefly explained:
The biological scalding agent reaction unit that the utility model embodiment provides its objective is to be invented to solve tobacco leaf scalding agent new product particular/special requirement.Using pure water in reaction is solvent, considers the coking problem of preheating, reaction and cooling procedure, manufactures preheater, reactor and condenser, and be designed to demountable structure with Stainless steel 316 material, changes once every year.
1, raw material preparation and conveying
Reactant feed is divided into two classes: one is sugar, and obtained by corn fermentation, content is greater than 99.99%; Another is fermentation amino acid, and obtained by fermented grain, content is greater than 99.99%.
In raw material preparation, sugar and amino acid are dissolved in respectively in two containers, the ratio according to product requirement solute and pure water controls, at 10%-50% (mass percent), then to filter through 200 order mesh screens.
The reactant prepared is sent into two high-pressure metering pumps, under normal temperature, high-pressure metering pump can regulate, and controls at 20kg-50kg/h in 30PMa down-off, and it can run 300 days continuously simultaneously.
2, about preheater (namely comprising the first preheater and the second preheater)
The two kinds of reactants flowing out high-pressure metering pump enter two single-tube preheaters respectively, and sugar aqueous solution and amino acid solution heat respectively, and when reactant leaves preheater, the temperature of two kinds of reactants reaches 100-300 DEG C.
Preheater inner tube surface is burnishing surface, and outside is surrounded by the fast and electrical heating wire of red copper, adopts high temperature thermal insulation material heat insulation.In preheater tube He on heat block, thermocouple is set respectively, controls for preheater temperature.In heat transfer process, control at 1 DEG C with the temperature difference of the outer temperature of pipe in pipe.
3, about reactor (i.e. overcritical tubular reactor)
Above-mentioned reactor is a kind of special tubular reactor, has a mixing chamber at reactor feed mouth, and its internal diameter is greater than reaction tube (i.e. reative cell) internal diameter, mixes instantaneously, then enter rear portion reaction tube for two kinds of reactants.Mixing chamber and reaction tube inner surface are burnishing surface, and reactant carries out equimolecular reaction through reaction tube, and the reaction time controls in 1 second, and reaction pressure controls at 25-30MPA, and reaction temperature controls at 300-500 DEG C.In reaction tube, carry out violent synthetic reaction, produce heat and bubble, adopt counterbalance valve controlled pressure, adopt PID to control reaction temperature, General reactions temperature controls within 2 DEG C, and reaction pressure controls within 0.02MPA.
4, condenser (i.e. shell and tube condenser)
Enter condenser, also referred to as " cold-trap " after reactant leaves reactor at once.Cold-trap is made up of refrigeration machine, shell and tube condensation, condensate draining and circulating pump.Pipe is outer by condensed water, and by reactant in pipe, be burnishing surface in condenser pipe, after condenser, temperature of charge promptly reaches 60 DEG C from more than 300 DEG C, makes reactant stop internal-response at once, ensures that reactant is the purer compound of molecule level.The main material of biological scalding agent that Here it is, can produce the biological scalding agent for leaf tobacco production through filtration and proportioning.
Key problem in technology of the present utility model is high temperature, high pressure and molecule order reaction, and traditional chemical reaction technology and equipment are carried out improvement and bring new ideas according to product requirement.According to the literature, it is open that so far there are no.
The biological scalding agent reaction unit that the utility model embodiment provides, its feature has be preheater design become two independently at three: one, separately heating two kinds of reactants, and temperature is at 100 DEG C-300 DEG C, and pressure is at 25-30Mpa; Two is tubular reactor material resistant to supercritical water corrosion, and inwall is burnishing surface, and draw ratio is greater than 100, and material is less than 1 second at reaction intraductal retention time; Three is that design of condenser becomes " cold-trap ", and be made up of one group of tubular heat exchanger, the polishing of tubulation inwall, reactant flows through in tubulation, and cold water is flow through in outside, enters temperature of charge in tubulation and, higher than 300 DEG C, is reduced to less than 60 DEG C in 1 minute.
The biological scalding agent reaction unit that the utility model embodiment provides have employed the Research Thinking of innovation, and achievement in research is remarkable:
During studying, doctor Gao Yong proposes to change existing Tobacco Leaf Curing with biotechnology first, goal in research is defined as: one meets existing Tobacco production process, comprise field naturally fall Huang, gather respectively from lower tobacco leaf to upper tobacco leaf, tie up bar or stack baking and standard baking method of operating; Two this biotechnologys must improve 10% tangerine cigarette rate, reduce by 50% blue mixed cigarette; Three improve inherent quality of tobacco leaf, and total score of smokeing panel test improves more than 1 point; Four, calculate according to tobacco purchasing valency, every mu, tobacco leaf after process increases by more than 500 yuan.
For this reason, by experimental study doctor Gao Yong filter out with the sugar of corn fermentation and with the glutamic acid of fermented grain for raw material, overcritical tubular reactor is selected to be means, supporting and the engineer testing by production equipment, determine the bioreacter that can reach above-mentioned technical indicator, produce to fall yellow new product for tobacco natural by preparation, be called as " biological scalding agent ".This biological scalding agent is after clear water dilution, every mu uses 2 bottles (every bottle of 250mL), be sprayed on the blue or green tobacco leaf surface in field equably by agricultural atomizer, this composition absorbs through blue or green tobacco leaf surface and penetrates into tobacco leaf inside, makes blue or green tobacco leaf accelerate nature and to fall Huang, can visually see from bottom to the higher slice ground Huang that falls after 3-5 days, according to tobacco leaf picking and roasting normalizing operation, this product can shorten baking time 1 day, saves 1 labour cost, saves coal electricity 5%.Compared with the control, tangerine cigarette rate 10% can be improved, reduce blue mixed cigarette 50%.Analyzed by tobacco leaf chemical composition, improve its total sugar, reduce tobacco leaf total nitrogen.Through tobacco company, specialty is smoked panel test, and the tobacco leaf after process improves total score 1.5 points of smokeing panel test.But above-mentioned this " biological scalding agent ", cannot reach product requirement by the tank reactor of general type and common process.
To this, the utility model embodiment proposes a kind of biological scalding agent reaction unit of improvement, efficiently can carry out sugar and amino acid whose synthetic reaction rapidly, the compound purity generated is high, good product quality, meet the quality requirement of biological scalding agent new product, be particularly suitable for suitability for industrialized production, bring good economic benefit to enterprise simultaneously and promote Social Ecology environmental-protection function.
What deserves to be explained is, the utility model can also produce the bioflavours for cigarette products, for the coating medium of reconstituted tobacoo, for the spices of food, for edible soy sauce, curing food condiment, baked goods condiment, and need for the crops such as grape, apple the new product development accelerating nature slaking.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a biological scalding agent reaction unit, is characterized in that,
Comprise the first preheater, the second preheater, overcritical tubular reactor and shell and tube condenser;
Wherein: the port of export of described first preheater, the port of export of described second preheater are communicated with respectively by the entrance point of tube connector with described overcritical tubular reactor; The port of export of described overcritical tubular reactor is communicated with by the entrance point of tube connector with described shell and tube condenser;
Described first preheater heats for the thing that dissolves each other to the sugar and pure water that pass into its inside; Described second preheater heats for the thing that dissolves each other to the amino acid and pure water that pass into its inside; Described overcritical tubular reactor comprises the mixing chamber and reative cell that are communicated with successively from entrance point to the port of export; The caliber of described mixing chamber is greater than the caliber of described reative cell, and the draw ratio of described reative cell is greater than 100; The reactant that described shell and tube condenser is used for flowing out from described overcritical tubular reactor carries out condensation and cooling.
2. biological scalding agent reaction unit as claimed in claim 1, is characterized in that,
Described biological scalding agent reaction unit also comprises the first measuring pump and the second measuring pump;
Described first measuring pump is used for conveying sugar and pure water in described first preheater and dissolves each other thing, and described first measuring pump is communicated with the entrance point of described first preheater;
Described second measuring pump is used in described second preheater, carry amino acid and pure water to dissolve each other thing, and described second measuring pump is communicated with the entrance point of described second preheater.
3. biological scalding agent reaction unit as claimed in claim 1, is characterized in that,
Described first preheater comprises preheater body, is wrapped in the heat block of described preheater tube external body, electrical heating wire and high temperature resistant adiabatic insulation; Described first preheater is identical with the structure of described second preheater.
4. biological scalding agent reaction unit as claimed in claim 3, is characterized in that,
The inwall of described preheater body is burnishing surface.
5. biological scalding agent reaction unit as claimed in claim 3, is characterized in that,
Described heat block is red copper block.
6. biological scalding agent reaction unit as claimed in claim 3, is characterized in that,
Described high temperature resistant adiabatic insulation is refractory layer or the firm layer of tungsten or silicon carbide layer.
7. biological scalding agent reaction unit as claimed in claim 3, is characterized in that,
Described overcritical tubular reactor also comprises the German-style metal lensring of the entrance point being arranged on overcritical tubular reactor, socket covers reactor flange on described German-style metal lensring, for the fastening bolt of fixing described reactor flange and inlet union and joint temperature measuring point; Described overcritical tubular reactor also comprises the outlet connection of the port of export being arranged on overcritical tubular reactor; The inwall of described mixing chamber, described reative cell is burnishing surface.
8. biological scalding agent reaction unit as claimed in claim 7, is characterized in that,
Described overcritical tubular reactor also comprises counterbalance valve.
9. biological scalding agent reaction unit as claimed in claim 1, is characterized in that,
Described shell and tube condenser comprises the shell and tube condenser, water circulating pump, refrigeration machine etc. of standard; The tube side of described shell and tube condenser is by reactant, and the shell side of described shell and tube condenser passes through cooling water; The inwall of the described shell and tube condenser of standard is burnishing surface.
10. biological scalding agent reaction unit as claimed in claim 8, is characterized in that,
Described biological scalding agent reaction unit also comprises PID attemperating unit;
Described heat block on described first preheater and described second preheater is provided with thermocouple; Two described thermocouples are connected with described PID attemperating unit respectively, and described PID attemperating unit is also connected with the described joint temperature measuring point on described overcritical tubular reactor;
Described biological scalding agent reaction unit also comprises pressure control device;
In described biological scalding agent reaction unit structure, be connected with valve at shell and tube condenser rear portion, described valve is for controlling the discharge of reactant; In described biological scalding agent reaction unit structure, between shell and tube condenser and reactant outlet, arrange a counterbalance valve, described counterbalance valve is for controlling the pressure balance of whole reaction unit.
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| CN201520108702.1U CN204485827U (en) | 2015-02-13 | 2015-02-13 | A kind of biological scalding agent reaction unit |
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| CN201520108702.1U CN204485827U (en) | 2015-02-13 | 2015-02-13 | A kind of biological scalding agent reaction unit |
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| CN112094143A (en) * | 2019-05-28 | 2020-12-18 | 长春市农业机械研究院 | Fermentation process of high-efficiency low-energy-consumption livestock and poultry manure organic fertilizer conversion equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112094143A (en) * | 2019-05-28 | 2020-12-18 | 长春市农业机械研究院 | Fermentation process of high-efficiency low-energy-consumption livestock and poultry manure organic fertilizer conversion equipment |
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