CN104313088A - Preparation method of coix seed sugar and coix seed sugar - Google Patents
Preparation method of coix seed sugar and coix seed sugar Download PDFInfo
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- CN104313088A CN104313088A CN201410580830.6A CN201410580830A CN104313088A CN 104313088 A CN104313088 A CN 104313088A CN 201410580830 A CN201410580830 A CN 201410580830A CN 104313088 A CN104313088 A CN 104313088A
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Abstract
The invention provides a preparation method of coix seed sugar and the coix seed sugar. The preparation method comprises the steps of putting coix seed materials cleaned into water with preset temperature for soaking; grinding the soaked coix seed materials into first coix seed pulp with the fineness being 60-65 meshes; adding alpha-enzyme with first preset quantity into the first coix seed pulp and mixing the first coix seed into second coix seed; liquefying the second coix seed under high pressure or low pressure by using liquefying liquid; filtering the liquefying liquid by a pressure filter, and saccharifying the filtered second coix seed by using a saccharifying tank to obtain saccharified liquid; carrying out filtering and primary decoloring on the saccharified liquid to obtain sugar liquid, and carrying out hybridization on the sugar liquid; carrying out primary concentration on the hybridized sugar liquid to obtain sugar syrup with the concentration being 60-65%; carrying out sterilization and secondary decoloring on the sugar syrup in sequence; and concentrating the concentration of the sugar syrup to be 78%-81% by secondary concentration, thereby obtaining the coix seed sugar. The preparation method provided by the invention has the advantages that the source of the materials is wide, the cost is low, and the water in processing can be recovered by the hybridization step in the method, so that the method is more environmental friendly.
Description
Technical field
The present invention relates to sugaring field, particularly a kind of seed of Job's tears sugar making method and use the method make the seed of Job's tears sugar.
Background technology
The seed of Job's tears, also known as heart of a lotus seed benevolence, the seed of jog's tears, the seed of jog's tears, seed of Job's tears, coixlacrymajobi rice, Semen Coicis, jobstears etc.LI Shi-Zhen is recorded in Compendium of Material Medica: " heart of a lotus seed benevolence energy invigorating spleen and reinforcing stomach, tonifying lung heat-clearing, goes wind excreting dampness.To cook a meal food, control cold air.Decoct drink, diuresis heat is drenched." also use as a kind of diuretic(s), anti-inflammatory drug, cancer therapy drug, analgesic agent in traditional Chinese medicine.
The seed of Job's tears is also the one in cereal, soft or fry the rear edible absorption being comparatively beneficial to stomach with poach, and the unable people that often feels tired can eat health more.Containing rich in protein amylase in the seed of Job's tears, normal eating can make skin smooth, reduce wrinkle, eliminate effect of pigment spot, obvious curative effect is had to face acne and pachylosis, in addition, it also has receptivity to ultraviolet, and its extractive matter adds in makeup can also reach sun-proof and effect that is antiultraviolet.
Seed of Job's tears active polysaccharide has the physiological function of general polysaccharides, but also there is the function of the control old cardiovascular diseases such as stronger raising TNF Level in Serum, enhancing body immunologic function and hypoglycemic, hypotensive, decreasing cholesterol, this by scientific circles and medical circle confirm.
The Patents document utilizing seed of Job's tears material to make seed of Job's tears sugar is found no through retrieval.
Summary of the invention
The making method that technical problem to be solved by this invention is to provide a kind of seed of Job's tears sugar and the seed of Job's tears sugar using the method to make, the method raw material sources are extensive, cost is low, the seed of Job's tears sugar made can give full play to seed of Job's tears properties of materials, and the recycling that can realize most of making water from sequence of handing in production process, to make the method more environmental protection.
In order to solve the problem, the invention provides a kind of making method of seed of Job's tears sugar, comprising:
The water that preset temp put into by the seed of Job's tears material cleaned up is soaked the scheduled time;
Seed of Job's tears material after soaking is ground as fineness is 60 order to 65 object first seed of Job's tears slurries;
In described first seed of Job's tears slurry, add the α-enzyme of the first predetermined number and described first seed of Job's tears slurry is modulated to the second seed of Job's tears slurry meeting pre-set level;
Liquefier is used to liquefy to described second seed of Job's tears slurry with high pressure or low pressure;
By pressure filter liquefier filtered and use saccharifying tank to carry out saccharification to the second seed of Job's tears slurry after filtering and obtain saccharified liquid;
Carry out filtration and decolour for the first time obtaining liquid glucose to described saccharified liquid;
Plate-type heat exchanger is used to carry out from friendship described liquid glucose;
Undertaken concentrating for the first time obtaining the syrup that concentration is 60%-65% by vaporizer by from the liquid glucose after friendship;
Sterilizing and second time decolouring are carried out successively to syrup;
By second time is concentrated, namely syrup concentration simmer down to 78%-81% after second time decolouring is obtained described seed of Job's tears sugar;
Wherein, described seed of Job's tears material comprises the broken seed of Job's tears, seed of Job's tears shell, seed of Job's tears chaff, seed of Job's tears bar and seed of Job's tears root.
Further, before the described water seed of Job's tears material cleaned up being put into preset temp soaks the scheduled time, also comprise:
Water and pressurized air is utilized to carry out cleaning 2-3 time to seed of Job's tears material;
Described water is for adding CaCo
3or the water of NaoH.
Further, described preset temp is 40 degree of-45 degree, and the described scheduled time is 2 hours-2.5 hours.
Further, the α-enzyme of described first predetermined number is 400-450ml/T butt,
Described pre-set level is: slurry concentration is 15 degree Beaume extremely-18 degree Beaume, and pH value is 5.7-6.0, and temperature is 42 degree of-48 degree.
Further, described use liquefier liquefies to described second seed of Job's tears slurry with high pressure, comprising:
Injection temperature is 105 degree of-100 degree, and soaking time with pressure is 4 minutes-5 minutes, and the temperature of reaction of liquefied pot is 95 degree of-98 degree, and the reaction times of liquefied pot is 110 minutes, and the DE of the termination of liquefier is 15%-20%, and injecting times is once;
Described use liquefier liquefies to described second seed of Job's tears slurry with low pressure, comprising:
Injection temperature is 125 degree of-135 degree, and soaking time with pressure is 1 minute-2 minutes, and the temperature of reaction of liquefied pot is 95 degree of-98 degree, and the reaction times of liquefied pot is 110 minutes, and the termination DE of liquefier is 15%-20%, and injecting times is twice.
Further, describedly by pressure filter, liquefier to be filtered, comprising:
After liquefier being filtered by pressure filter, liquefier is cooled to 68 degree of-70 degree;
Liquefier after cooling is pumped into saccharifying tank and adds the water of the second predetermined number and again filter;
Residual sugar hydraulic pressure after filtering is gone out;
Wherein, the interior pressure value≤3.5Kpa of described pressure filter, the temperature of described water is 70 degree of-80 degree, and described second predetermined number is 3 times of liquefaction liquid measure.
Further, described use saccharifying tank carries out saccharification to the second seed of Job's tears slurry after filtration and obtains saccharified liquid, comprising:
The DE of the liquefier in saccharifying tank is adjusted to 20%, PH value and is adjusted to 5.5, temperature is adjusted to 65 degree of-70 degree;
Add fungal enzyme 160ml/T butt and carry out saccharification after stirring 30 minutes and obtain the saccharified liquid that DE is 46%-48%, wherein, saccharification time is 44 hours-46 hours;
Temperature in saccharifying tank is risen to 80 degree of-85 degree and carry out going out enzyme; Or
The DE of the liquefier in saccharifying tank is adjusted to 20%, PH value and is adjusted to 5.8-6.0, temperature is adjusted to 68 degree of-72 degree;
Carry out saccharification after adding compounded saccharifying enzyme 100ml/T butt after adding 14 hours of fungal enzyme 160ml/T butt again and obtain the saccharified liquid that DE is 52%-55%, wherein, saccharification time is 26 hours;
Temperature in saccharifying tank is risen to 80 degree of-85 degree and carry out going out enzyme.
Further, carry out filtration and decolour for the first time obtaining liquid glucose to described saccharified liquid;
In saccharified liquid, add sugar, with wet charcoal 0.3%/T butt, saccharified liquid is adjusted to 80 degree, stir and use pressure filter to carry out filtration after 30 minutes to obtain first-time filtrate, the interior pressure≤0.35Mpa of pressure filter during described filtration;
In described first-time filtrate, add sugar uses pressure filter to decolour with after wet charcoal 0.3%/T butt, the internal pressure≤0.35Mp of pressure filter during described decolouring, and the filter cloth in pressure filter is double-deck.
Further, described use plate-type heat exchanger carries out from friendship described liquid glucose, comprising:
Use the temperature of plate-type heat exchanger liquid glucose to be down to and be not more than 50 degree;
Liquid glucose after cooling carries out ion-exchange and decolouring by plate-type heat exchanger;
Wherein, the flow of liquid glucose is 2.5-3 times/hour of the resin volume in plate-type heat exchanger.
Further, described vaporizer comprises 1st effective evaporator, 2nd effect evaporator and triple-effect evaporator, the steam total pressure >=0.8Mpa of vaporizer;
Wherein, the liquid glucose temperature in 1st effective evaporator is 80 degree of-90 degree, and the liquid glucose temperature in 2nd effect evaporator is 65 degree of-75 degree, and the liquid glucose temperature in triple-effect evaporator is 45 degree of-55 degree.
Further, described to syrup carry out successively sterilizing and second time decolouring, comprising:
Within 30 seconds-60 seconds, sterilizing is carried out by syrup being heated to 95 degree of-100 degree and maintaining;
Decoloured via the pressure filter applying active carbon layer by syrup after sterilizing, wherein the addition of gac is 0.15%/T butt, and the filter cloth in pressure filter is double-deck.
Further, by second time is concentrated, namely syrup concentration simmer down to 78%-81% after second time decolouring is obtained described seed of Job's tears sugar, comprising:
Syrup after second time decolouring is inserted vacuum-evaporation room concentrate, the vacuum tightness >=700mmHg wherein in vacuum evaporation type, vapor pressure≤0.4Mpa.
According to a further aspect in the invention, present invention also offers a kind of seed of Job's tears sugar using any one method above-mentioned to make.
Compared with prior art, a technical scheme in technique scheme has the following advantages:
According to the embodiment of the making method of seed of Job's tears sugar of the present invention, the method raw material sources are extensive, cost is low, the seed of Job's tears sugar made can give full play to seed of Job's tears properties of materials, and the recycling that can realize most of making water from sequence of handing in production process, to make the method more environmental protection.
accompanying drawing explanation
Fig. 1 is the structural representation of the making method embodiment one of seed of Job's tears sugar of the present invention.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Referring to Fig. 1, it is the structural representation of the making method embodiment one of seed of Job's tears sugar of the present invention.
In the present embodiment, the method comprises the steps:
S101, soaking step, for the water seed of Job's tears cleaned up material being put into preset temp soaks the scheduled time, being dipped to that seed of Job's tears material finger gently pinches can powdering, according to actual needs, this preset temperature can be 40 degree of-45 degree, and the scheduled time can be 2 hours-2.5 hours.
Wherein, seed of Job's tears material can comprise the broken seed of Job's tears, seed of Job's tears shell, seed of Job's tears chaff, seed of Job's tears bar and seed of Job's tears root.
Further, before S101, also can comprising clean step, for utilizing water and pressurized air, cleaning 2-3 time being carried out to seed of Job's tears material.
This clean step specifically can be the submergence of seed of Job's tears material with water, make seed of Job's tears material in welter and friction by pressurized air, the impurity being attached to seed of Job's tears material surface is washed off, and suspend impurity can from preset overflow port flow out, can repeatedly 2-3 time until seed of Job's tears material is cleaned.
Wherein, appropriate CaCo can be added in water
3(calcium carbonate) or NaoH(sodium hydroxide), to make this water for slight alkalinity, the object done like this is pigment in order to dissolve seed of Job's tears material further and protein.
S102, refining step, for grinding the seed of Job's tears material after immersion as fineness is 60 order to 65 object first seeds of Job's tears slurries.
S103, step of sizing mixing, for adding the α-enzyme of the first predetermined number and the first seed of Job's tears slurry is modulated to the second seed of Job's tears slurry meeting pre-set level in the first seed of Job's tears slurry, this second seed of Job's tears by powder slurry evenly, without agglomerate and good fluidity.
Wherein, the α-enzyme of the first predetermined number is 400-450ml/T(milliliter/ton) butt.This pre-set level is: slurry concentration is 15 degree Beaume extremely-18 degree Beaume, and pH value is 5.7-6.0, and temperature is 42 degree of-48 degree.
S104, liquefaction step, liquefies to the second seed of Job's tears slurry with high pressure or low pressure for using liquefier.
When using liquefier to liquefy to the second seed of Job's tears slurry with high pressure, specifically can be:
Injection temperature is 105 degree of-100 degree, soaking time with pressure is 4 minutes-5 minutes, the temperature of reaction of liquefied pot is 95 degree of-98 degree, the reaction times of liquefied pot is 110 minutes, when liquefier step stops, the dextrose equivalent value (DE) of this liquefier is 15%-20%, and Iod R is brown or light brown, and injecting times is once.
When using liquefier to liquefy to the second seed of Job's tears slurry with low pressure, specifically can be:
Injection temperature is 125 degree of-135 degree, soaking time with pressure is 1 minute-2 minutes, the temperature of reaction of liquefied pot is 95 degree of-98 degree, the reaction times of liquefied pot is 110 minutes, when liquefier step stops, the DE of this liquefier is 15%-20%, and Iod R is brown or light brown, and injecting times is twice.
S105, liquefier filtration step and saccharification step, obtain saccharified liquid for be filtered liquefier by pressure filter and use saccharifying tank to carry out saccharification to the second seed of Job's tears slurry after filtering.
Wherein, liquefier filtration step, can specifically comprise:
After liquefier being filtered by pressure filter, by board-like cooler, the temperature of liquefier is down to 68 degree of-70 degree, then the liquefier after cooling is pumped into saccharifying tank, filter cake under saccharifying tank is transported in washing tank, and (this hot water amount can be three times of liquefaction liquid measure to add hot water, and be 70 degree of-80 degree) pump into pressure filter and again filter, and the residual sugar hydraulic pressure after filtering is gone out, and utilizing clear water and compressed air purging to be≤2% to filter cake sugar degree, the rice cake under saccharifying tank can be used as feed protein powder etc.
Wherein, this liquefier be micro-Huang and transparent and without rice separate out, the interior pressure value≤3.5Kpa(kPa of pressure filter during filtration).
Saccharification step, is undertaken by two kinds of modes, as required can optional one.
First kind of way can specifically comprise:
The DE of the liquefier in saccharifying tank is adjusted to 20%, PH value and is adjusted to 5.5, temperature is adjusted to 65 degree of-70 degree; Then add fungal enzyme 160ml/T butt and carry out saccharification after stirring 30 minutes and obtain the saccharified liquid that DE is 46%-48%, wherein, saccharification time is 44 hours-46 hours; Again the temperature in saccharifying tank is risen to 80 degree of-85 degree and carry out the enzyme (such as carrying out going out enzyme by injector) that goes out.
The second way can specifically comprise: then the DE of the liquefier in saccharifying tank is adjusted to 20%, PH value and is adjusted to 5.8-6.0, and temperature is adjusted to 68 degree of-72 degree; Carry out saccharification after adding compounded saccharifying enzyme 100ml/T butt after adding 14 hours of fungal enzyme 160ml/T butt more again and obtain the saccharified liquid that DE is 52%-55%, wherein, saccharification time is 26 hours; Again the temperature in saccharifying tank is risen to 80 degree of-85 degree afterwards and carry out going out enzyme.
S106, filtration step and first time decolorization process, for filter saccharified liquid and decolouring obtains liquid glucose.
This filtration step can specifically comprise:
In saccharified liquid, add 303 type sugar use wet charcoal 0.3%/T butt and the temperature of saccharified liquid is adjusted to 80 degree, stir and use pressure filter to carry out filtration after 30 minutes to obtain first-time filtrate, wherein, when filtering, interior pressure≤the 0.35Mpa of pressure filter, this first-time filtrate is substantially colourless without carbon granule and transmittance >=95%.
Filter cloth in pressure filter is installed smooth, not overlapping, does not misplace, by hold-down gear, pressure filter is depressed into the limit, the layer of charcoal in pressure filter will be kept simultaneously balanced, by pressure filter water and compressed air rinsing filter cake after saturated, make its sugar degree≤2%.
Then carry out first time decolorization process, this decolorization process can specifically comprise:
In first-time filtrate, adding 303 types sugar obtaining secondary filtrate with using pressure filter to carry out decolouring after wet charcoal 0.3%/T butt, this secondary filtrate is water white transparency, glossy and without carbon granule, transmittance >=97%.In decolorization, the internal pressure≤0.35Mp of pressure filter, and the filter cloth in pressure filter is double-deck.
S107, from friendship step, carries out from friendship liquid glucose for using plate-type heat exchanger.
From friendship step, can specifically should comprise:
Use plate-type heat exchanger the temperature of liquid glucose is down to≤50 degree, by the cation bed (namely cationic exchange coloum)--anion bed (namely anion-exchange column)--in plate-type heat exchanger, cation bed-anion bed carries out ion-exchange and decolouring to the liquid glucose after cooling.Wherein, the flow of liquid glucose is 2.5-3 times/hour of the yin, yang resin volume in plate-type heat exchanger.
Generally, that four pairs of ions hand over post to be used alternatingly, such as combining form can be first pair of positive and negative ion exchange column and second pair of positive and negative ion exchange column, second pair of positive and negative ion exchange column and the 3rd pair of positive and negative ion exchange column, 3rd pair of positive and negative ion exchange column and the 4th pair of positive and negative ion exchange column, the 4th pair of positive and negative ion exchange column and first pair of positive and negative ion exchange column.When first pair of positive and negative ion exchange column fluid specific conductivity higher than the micro-west of 120us/cm(/ centimetre) or color obviously turns yellow time, then stop into from friendship liquid.
Then former second pair of positive and negative ion exchange column becomes first pair of positive and negative ion exchange column, and the 3rd pair of positive and negative ion exchange column will use as second pair of positive and negative ion exchange column.
Regulate from handing over the PH value of liquid can utilize existing positive post and diluted acid etc. need not be dripped, from handing over the quality standard of liquid to be transparent, limpid, colourless, foreign and still unconcerned layer, while specific conductivity can be≤50 us/cm, pH value >=4.4, transmittance >=99%.
It should be the important step of water resources recoverable from friendship step, except jogging speed washing water after the backwash water after resin is saturated and resin regeneration, other water all can reclaim, the water containing a small amount of sugared part can be used as mill raw material with and dilution raw material use, but need to guarantee that water quality is fresh and do not become sour.And, first must neutralize before the discharge of spent acid, alkali lye, need in waste liquid pool to fill out paving unslaked lime, and periodic replacement.
In addition, the quality index from the liquid glucose before friendship must strictly control, and all have underproof liquid glucose to occur, needs return and re-start filtration, decolour, and the residence time of liquid glucose in exchange column can not be long, in order to avoid bacterial reproduction is to pollute resin.
S108, for the first time enrichment step, for being concentrated to liquid glucose the syrup that content is 60%-65% by vaporizer by from the liquid glucose after friendship.
In this step, the vaporizer of use comprises 1st effective evaporator, 2nd effect evaporator and triple-effect evaporator, and in evaporative process, the steam total pressure of vaporizer is >=0.8Mpa.
Wherein, the liquid glucose temperature in 1st effective evaporator is 80 degree of-90 degree, and the liquid glucose temperature in 2nd effect evaporator is 65 degree of-75 degree, and the liquid glucose temperature in triple-effect evaporator is 45 degree of-55 degree.
All air condensates after evaporation can all be collected, for other steps (such as from friendship step etc.).
S109, sterilization steps, second time decolorization process, for carrying out sterilizing and second time decolouring successively to syrup.
This sterilization steps, specifically can be: within 30 seconds-60 seconds, carry out sterilizing by syrup being heated to 95 degree of-100 degree and maintaining.
This second time decolorization process, specifically can be: decoloured via the pressure filter applying active carbon layer by the syrup after sterilizing, wherein the addition of gac is 0.15%/T butt, and the filter cloth in pressure filter is double-deck, to guarantee that syrup does not leak carbon granule.Under normal circumstances, use underflow decolouring pressure filter to decolour, this underflow decolouring pressure filter used 24 as a child, and the useless charcoal unloaded can for aforementioned first time decolorization process.
S110, namely obtains described seed of Job's tears sugar by second time is concentrated by the syrup concentration simmer down to 78%-81% after second time decolouring.
Second time enrichment step, specifically can be: the syrup after second time decolouring is inserted vacuum-evaporation room (such as can be single-action standard evaporator) and concentrates, the vacuum tightness >=700mmHg wherein in vacuum evaporation type, vapor pressure≤0.4Mpa.
The present invention also proposes a kind of seed of Job's tears sugar, and described seed of Job's tears sugar is the seed of Job's tears sugar using aforesaid method to make.
The seed of Job's tears sugar that the making method of the seed of Job's tears sugar that the embodiment of the present invention proposes and use the method are made, the method is passed through the broken seed of Job's tears, seed of Job's tears shell, the seed of Job's tears materials such as seed of Job's tears chaff are through soaking, defibrination, filter, saccharification, decolouring, from friendship, the step aftertreatment such as concentrated becomes seed of Job's tears sugar, this seed of Job's tears material source is extensive, cost is low, the seed of Job's tears sugar made can give full play to seed of Job's tears properties of materials, and in procedure of processing from hand over step be water resources reclaim emphasis step, except jogging speed washing water after the backwash water after resin is saturated and resin regeneration, other water all can reclaim, water containing a small amount of sugared part can be used as mill raw material and uses and dilution raw material use, to realize the recycling of most of making water, and then make the method more environmental protection, have more practicality.
Each embodiment in this specification sheets all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar part mutually see.
Above the making method of a kind of seed of Job's tears sugar provided by the present invention and seed of Job's tears sugar are described in detail, apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (13)
1. a making method for seed of Job's tears sugar, is characterized in that, comprising:
The water that preset temp put into by the seed of Job's tears material cleaned up is soaked the scheduled time;
Seed of Job's tears material after soaking is ground as fineness is 60 order to 65 object first seed of Job's tears slurries;
In described first seed of Job's tears slurry, add the α-enzyme of the first predetermined number and described first seed of Job's tears slurry is modulated to the second seed of Job's tears slurry meeting pre-set level;
Liquefier is used to liquefy to described second seed of Job's tears slurry with high pressure or low pressure;
By pressure filter liquefier filtered and use saccharifying tank to carry out saccharification to the second seed of Job's tears slurry after filtering and obtain saccharified liquid;
Carry out filtration and decolour for the first time obtaining liquid glucose to described saccharified liquid;
Plate-type heat exchanger is used to carry out from friendship described liquid glucose;
Undertaken concentrating for the first time obtaining the syrup that concentration is 60%-65% by vaporizer by from the liquid glucose after friendship;
Sterilizing and second time decolouring are carried out successively to syrup;
By second time is concentrated, namely syrup concentration simmer down to 78%-81% after second time decolouring is obtained described seed of Job's tears sugar;
Wherein, described seed of Job's tears material comprises the broken seed of Job's tears, seed of Job's tears shell, seed of Job's tears chaff, seed of Job's tears bar and seed of Job's tears root.
2. making method as claimed in claim 1, is characterized in that, before the described water seed of Job's tears material cleaned up being put into preset temp soaks the scheduled time, also comprise:
Water and pressurized air is utilized to carry out cleaning 2-3 time to seed of Job's tears material;
Described water is for adding CaCo
3or the water of NaoH.
3. making method as claimed in claim 1 or 2, is characterized in that, described preset temp is 40 degree of-45 degree, and the described scheduled time is 2 hours-2.5 hours.
4. making method as claimed in claim 1, it is characterized in that, the α-enzyme of described first predetermined number is 400-450ml/T butt,
Described pre-set level is: slurry concentration is 15 degree Beaume extremely-18 degree Beaume, and pH value is 5.7-6.0, and temperature is 42 degree of-48 degree.
5. making method as claimed in claim 1, is characterized in that, described use liquefier liquefies to described second seed of Job's tears slurry with high pressure, comprising:
Injection temperature is 105 degree of-100 degree, and soaking time with pressure is 4 minutes-5 minutes, and the temperature of reaction of liquefied pot is 95 degree of-98 degree, and the reaction times of liquefied pot is 110 minutes, and the DE of the termination of liquefier is 15%-20%, and injecting times is once;
Described use liquefier liquefies to described second seed of Job's tears slurry with low pressure, comprising:
Injection temperature is 125 degree of-135 degree, and soaking time with pressure is 1 minute-2 minutes, and the temperature of reaction of liquefied pot is 95 degree of-98 degree, and the reaction times of liquefied pot is 110 minutes, and the termination DE of liquefier is 15%-20%, and injecting times is twice.
6. making method as claimed in claim 1, is characterized in that, is describedly filtered liquefier by pressure filter, comprising:
After liquefier being filtered by pressure filter, liquefier is cooled to 68 degree of-70 degree;
Liquefier after cooling is pumped into saccharifying tank and adds the water of the second predetermined number and again filter;
Residual sugar hydraulic pressure after filtering is gone out;
Wherein, the interior pressure value≤3.5Kpa of described pressure filter, the temperature of described water is 70 degree of-80 degree, and described second predetermined number is 3 times of liquefaction liquid measure.
7. making method as claimed in claim 1, is characterized in that, described use saccharifying tank carries out saccharification to the second seed of Job's tears slurry after filtration and obtains saccharified liquid, comprising:
The DE of the liquefier in saccharifying tank is adjusted to 20%, PH value and is adjusted to 5.5, temperature is adjusted to 65 degree of-70 degree;
Add fungal enzyme 160ml/T butt and carry out saccharification after stirring 30 minutes and obtain the saccharified liquid that DE is 46%-48%, wherein, saccharification time is 44 hours-46 hours;
Temperature in saccharifying tank is risen to 80 degree of-85 degree and carry out going out enzyme; Or
The DE of the liquefier in saccharifying tank is adjusted to 20%, PH value and is adjusted to 5.8-6.0, temperature is adjusted to 68 degree of-72 degree;
Carry out saccharification after adding compounded saccharifying enzyme 100ml/T butt after adding 14 hours of fungal enzyme 160ml/T butt again and obtain the saccharified liquid that DE is 52%-55%, wherein, saccharification time is 26 hours;
Temperature in saccharifying tank is risen to 80 degree of-85 degree and carry out going out enzyme.
8. making method as claimed in claim 1, is characterized in that, carries out filtration and decolour for the first time obtaining liquid glucose to described saccharified liquid;
In saccharified liquid, add sugar, with wet charcoal 0.3%/T butt, saccharified liquid is adjusted to 80 degree, stir and use pressure filter to carry out filtration after 30 minutes to obtain first-time filtrate, the interior pressure≤0.35Mpa of pressure filter during described filtration;
In described first-time filtrate, add sugar uses pressure filter to decolour with after wet charcoal 0.3%/T butt, the internal pressure≤0.35Mp of pressure filter during described decolouring, and the filter cloth in pressure filter is double-deck.
9. making method as claimed in claim 1, it is characterized in that, described use plate-type heat exchanger carries out from friendship described liquid glucose, comprising:
Use the temperature of plate-type heat exchanger liquid glucose to be down to and be not more than 50 degree;
Liquid glucose after cooling carries out ion-exchange and decolouring by plate-type heat exchanger;
Wherein, the flow of liquid glucose is 2.5-3 times/hour of the resin volume in plate-type heat exchanger.
10. making method as claimed in claim 1, it is characterized in that, described vaporizer comprises 1st effective evaporator, 2nd effect evaporator and triple-effect evaporator, the steam total pressure >=0.8Mpa of vaporizer;
Wherein, the liquid glucose temperature in 1st effective evaporator is 80 degree of-90 degree, and the liquid glucose temperature in 2nd effect evaporator is 65 degree of-75 degree, and the liquid glucose temperature in triple-effect evaporator is 45 degree of-55 degree.
11. making methods as claimed in claim 1, is characterized in that, described to syrup carry out successively sterilizing and second time decolouring, comprising:
Within 30 seconds-60 seconds, sterilizing is carried out by syrup being heated to 95 degree of-100 degree and maintaining;
Decoloured via the pressure filter applying active carbon layer by syrup after sterilizing, wherein the addition of gac is 0.15%/T butt, and the filter cloth in pressure filter is double-deck.
12. making methods as claimed in claim 1, is characterized in that, by second time is concentrated, namely syrup concentration simmer down to 78%-81% after second time decolouring are obtained described seed of Job's tears sugar, comprising:
Syrup after second time decolouring is inserted vacuum-evaporation room concentrate, the vacuum tightness >=700mmHg wherein in vacuum evaporation type, vapor pressure≤0.4Mpa.
13. 1 kinds of seed of Job's tears sugar, is characterized in that, the seed of Job's tears sugar that described seed of Job's tears sugar is made for using the method according to any one of claim 1 to 12.
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|---|---|---|---|
| CN201410580830.6A CN104313088A (en) | 2014-10-27 | 2014-10-27 | Preparation method of coix seed sugar and coix seed sugar |
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| CN109567022A (en) * | 2019-01-23 | 2019-04-05 | 安徽大学 | Natural five-color coix seed instant food and preparation method thereof |
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| CN109567022B (en) * | 2019-01-23 | 2022-10-04 | 安徽大学 | Natural five-color coix seed instant food and preparation method thereof |
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