CN110037260A - A kind of preparation method that the sub- fruit powder of kermes is spraying - Google Patents

A kind of preparation method that the sub- fruit powder of kermes is spraying Download PDF

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Publication number
CN110037260A
CN110037260A CN201910316602.0A CN201910316602A CN110037260A CN 110037260 A CN110037260 A CN 110037260A CN 201910316602 A CN201910316602 A CN 201910316602A CN 110037260 A CN110037260 A CN 110037260A
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China
Prior art keywords
fruit
kermes
sub
pulp
fruit powder
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CN201910316602.0A
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Chinese (zh)
Inventor
李颖
罗剑斌
萧允艺
刘杰凤
邱松山
韩寒冰
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MAOMING FRUIT SCIENCE INSTITUTE
Guangdong University of Petrochemical Technology
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MAOMING FRUIT SCIENCE INSTITUTE
Guangdong University of Petrochemical Technology
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Application filed by MAOMING FRUIT SCIENCE INSTITUTE, Guangdong University of Petrochemical Technology filed Critical MAOMING FRUIT SCIENCE INSTITUTE
Priority to CN201910316602.0A priority Critical patent/CN110037260A/en
Publication of CN110037260A publication Critical patent/CN110037260A/en
Priority to ZA2020/02027A priority patent/ZA202002027B/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L19/00Products from fruits or vegetables; Preparation or treatment thereof
    • A23L19/01Instant products; Powders; Flakes; Granules
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L27/00Spices; Flavouring agents or condiments; Artificial sweetening agents; Table salts; Dietetic salt substitutes; Preparation or treatment thereof
    • A23L27/20Synthetic spices, flavouring agents or condiments
    • A23L27/202Aliphatic compounds
    • A23L27/2024Aliphatic compounds having oxygen as the only hetero atom
    • A23L27/2028Carboxy compounds
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L27/00Spices; Flavouring agents or condiments; Artificial sweetening agents; Table salts; Dietetic salt substitutes; Preparation or treatment thereof
    • A23L27/30Artificial sweetening agents
    • A23L27/33Artificial sweetening agents containing sugars or derivatives
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/03Organic compounds
    • A23L29/045Organic compounds containing nitrogen as heteroatom
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/30Foods or foodstuffs containing additives; Preparation or treatment thereof containing carbohydrate syrups; containing sugars; containing sugar alcohols, e.g. xylitol; containing starch hydrolysates, e.g. dextrin
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L29/00Foods or foodstuffs containing additives; Preparation or treatment thereof
    • A23L29/30Foods or foodstuffs containing additives; Preparation or treatment thereof containing carbohydrate syrups; containing sugars; containing sugar alcohols, e.g. xylitol; containing starch hydrolysates, e.g. dextrin
    • A23L29/35Degradation products of starch, e.g. hydrolysates, dextrins; Enzymatically modified starches
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L5/00Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
    • A23L5/40Colouring or decolouring of foods
    • A23L5/41Retaining or modifying natural colour by use of additives, e.g. optical brighteners
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

Abstract

The present invention relates to a kind of spraying preparation methods of the sub- fruit powder of kermes, include the following steps: that (1) picks, collects pulp: will will affect the decayed fruit of following process in the sub- fresh fruit of kermes, mould fruit picks and removes, remove pericarp and fruit stone, collect pulp;(2) pulp juicing, color protection, filtering: smashing the sub- fruit tissue of the kermes cleaned up to pieces juicing and the progress color protection such as citric acid be added, and with four layers of filtered through gauze, obtains slurries, abandoning pomace;(3) pulp homogeneous: high-pressure homogeneous, high speed dispersion homogenizer is selected to carry out pulp homogeneous;(4) add drying aid: pulp is added maltodextrin etc. and is used as drying aid;(5) flavor mixing: citric acid and sucrose is selected to deploy pulp sour-sweet degree;(6) it is spray-dried: spray dryer being selected to be spray-dried under suitable conditions, collect cooling fruit powder.(7) it packing and storing: is vacuum-packed using vacuum filtration machine, and is stored at aeration-drying.

Description

A kind of preparation method that the sub- fruit powder of kermes is spraying
Technical field
The invention belongs to food processing technology fields, are related to a kind of preparation method that the sub- fruit powder of kermes is spraying
Background technique
Kermes has superior flavor quality, it has medicinal health effect in addition as fresh food fruit.The sub- fruit circle of kermes Large uniqueness, pulp is scarlet, containing a large amount of natural pigments, full of nutrition, unique flavor, and tartaric acid content height.The sub- fruit of kermes is in fruit On tree after natural maturity, it can start within usual 5~7 days or so to be dehydrated atrophy, commodity value becomes smaller therewith.But the maturity period of its fruit There are 3 wheat harvesting periods, fruit batch is mature, can largely reduce carrying cost, is suitble to large-scale production.
Kermes nutriment rich in, all kinds of nutrients are all a kind of important acid source plants in appreciable level Property fruit, in various types of beverages product being developed, kermes has good performance, in the exploitation of the products such as fruit vinegar, fruit wine In, kermes has unique color advantage, and the color of bright red is to the very strong appetite of people and its unique novel sense.Kermes Be also in the performance of dietary fiber it is advantageous, kermes vegetalitas acid source abundant can have in the products such as jam prolongs well Its long shelf-life and increase taste.The pH value buffer capacity of the sub- fruit juice of kermes is very strong, is very suitble to beverage processing.
The sub- flesh color of kermes is scarlet, and like kermes, not only taste is sour-sweet tasty and refreshing, but also has good health-care medical to act on.Root It is recorded according to " Chinese Plants will " and " China's book on Chinese herbal medicine " pertinent literature, red cassia tree can treat the diseases such as gastritis, rheumatism.And rouge Rouge seed is rich in the phytolectin Artocarpus Lingnanensis leetin that property is stable, agglutination activity is high.The activity of osmanthus wood coagulin is very strong, It is all occurred in many documents and experiment, therefore usually DNA purity is high, active in red cassia tree in current clinical medicine Phytolectin good, stability is high, compendency is strong.
The sub- fruit tree of kermes and its pulp nutriment rich in, there is a large amount of active material in its bark, this A little substances have good application prospect in fields such as a medicine foods.The natural pigment in its fruit can be extracted, these colors The scarlet natural pigment substance in pool can food, drug, in terms of good coloring material is provided so that product has Excellent color sense organ.Also contain a large amount of unsaturated fatty acid and bioactive substance in the seed of kermes, these Substance has very strong innovative significance in new product development, these substances can be added in many products, in protection heart and brain Vascular health and anticancer etc. have good performance.
There are problem and countermeasures
The plantation of kermes subtree is also in extension process, at this stage cannot be timely in the supply of production raw material The raw material of market abundance are provided very well.The development and utilization of kermes subtree and its byproduct also rest on scientific research and development mostly On, at this stage there are no the appearance of good product, the popularity in market is not high enough, and the ability to accept of consumer is limited.Solve this A little problems need researcher to keep punching product that work got well, popularization are also required to market and slowly take time to disappear Change, obtains market and the approval of consumer.
Apply for content
To solve above-mentioned technical problem: the application proposes a kind of method that spray drying prepares the sub- fruit powder of kermes, is related to one The spraying preparation method of the kind sub- fruit powder of kermes, includes the following steps:
(1) it picks, collect pulp: the decayed fruit of following process will be will affect in the sub- fresh fruit of kermes, mould fruit picks and removes, remove pericarp And fruit stone, collect pulp
(2) it pulp juicing, color protection, filtering: smashs the sub- fruit tissue of the kermes cleaned up to pieces juicing and citric acid etc. is added (ascorbic acid, zinc chloride) carries out color protection, and rear mashing becomes pulp, with four layers of filtered through gauze, obtains slurries, abandons pomace (5) fruit It starches homogeneous: high-pressure homogeneous, high speed dispersion homogenizer being selected to carry out pulp homogeneous
(3) pulp adds drying aid: (soluble starch, the beta-cyclodextrin, gelatin) drying aids such as maltodextrin are added
(3) pulp flavor mixing: citric acid and sucrose is added, sour-sweet degree adjusting is carried out to fruit juice
(6) pulp is spray-dried: being selected spray dryer to be spray-dried under suitable conditions, is collected cooling fruit powder
(7) it fruit powder packing and storing: is vacuum-packed using vacuum filtration machine, and is stored at aeration-drying.
Citric acid, Vitamin C can be selected in the spraying preparation method of the sub- fruit powder of the kermes, the color protection in the step (2) At least one acid, zinc chloride.
The spraying preparation method of the sub- fruit powder of the kermes, the drying aid in the step (4) can be selected soluble starch, At least one maltodextrin, beta-cyclodextrin, gelatin.
The spraying preparation method of the sub- fruit powder of the kermes, step (6) is middle to select YC-017 type lab spray dryer.
The spraying preparation method of the sub- fruit powder of the kermes, is optimized using single factor test, is specifically included: color stabilizer, The sub- fruit powder flavor mixing of matter effect, drying aid, kermes, the optimization of drying process with atomizing single factor test.
(1) color stabilizer
It takes fruit juice and distillation water mixed liquid to be placed in test tube, different amounts of color stabilizer is added in each test tube, wherein lemon Lemon acid concentration is 1-5%, ascorbic acid concentrations 1-5%, and it is 1-5% that mixing color stabilizer, which is citric acid+ascorbic acid concentrations,. Color protection situation is observed after standing 24-48h.
(2) drying aid
Using flour extraction and viscous wall characteristics as performance assessment criteria, from soluble starch, maltodextrin, gelatin, four kinds of beta-cyclodextrin Optimal drying aid is filtered out in common drying aid, and advanced optimizes its dosage, the amount by fruit juice than drying aid is respectively 25:1-15:1 optimizes test.
(3) processing condition optimizes
Investigate influence of the 5-15min difference homogenizing time to pulp;Investigate 2000r/min-50000r/min different rotating speeds Whether uniformly, from placement separation time influence to pulp evaluates its effect from the coarse fine and smooth horizontal, fibr tissue of feel, It is poor, poor, general, good, preferable to evaluate level selection.
(4) drying process with atomizing single factor test
Feeding liquid fruit juice and three drying aid ratio, inlet air temperature, feed flow rate factors are to most when main investigation spray drying Flour extraction, moisture content, the nutritional ingredient qualitative effects of whole fruit powder.
(5) the sub- fruit powder flavor mixing of kermes
Flavor mixing be primarily referred to as before spray drying into feed liquid add sucrose be adjusted with citric acid, in experiment divide It Kao Cha not sugar-acid ratio influence to taste of juice when being 200:1-100:1.
The spraying preparation method of the sub- fruit powder of the kermes refers to from flour extraction, determination of moisture, ascorbic acid content etc. The mark examination sub- fruit powder quality of kermes.
The method that the spray drying prepares the sub- fruit powder of kermes, by fuzzy evaluation mode to the sub- fruit powder of the kermes into Row sensory evaluation.
The method that the spray drying prepares the sub- fruit powder of kermes selects fuzzy evaluation mode to the face of spray dried products Four color, smell, texture and brew aspects carry out sensory evaluation.
Detailed description of the invention
Fig. 1 is the spraying preparation method schematic diagram of the sub- fruit powder of kermes of the present invention.
Specific embodiment
The application is described in further detail with reference to the accompanying drawing, it is necessary to it is indicated herein to be, implement in detail below Mode is served only for that the application is further detailed, and should not be understood as the limitation to the application protection scope, the field Technical staff can make some nonessential modifications and adaptations to the application according to above-mentioned application content.
As shown in Figure 1, the preparation method schematic diagram spraying for the sub- fruit powder of kermes of the present invention.
Spray drying prepares the sub- fruit powder process flow of kermes
The sub- fresh fruit of kermes → pick, decortication core, collect pulp → cleaning → juicing, color protection, filtering → homogeneous → help it is dry → Allotment → spray drying → collection → packaging storage
Key points for operation
(1) it picks, collect fresh fruit: the decayed fruit of following process will be will affect in the sub- fresh fruit of kermes, mould fruit picks and removes, remove pericarp And fruit stone, collect pulp
(2) it pulp juicing, color protection, filtering: smashs the sub- fruit tissue of the kermes cleaned up to pieces juicing and citric acid etc. is added (ascorbic acid, zinc chloride) carries out color protection, and rear mashing becomes pulp, with four layers of filtered through gauze, obtains slurries, abandons pomace (5) fruit It starches homogeneous: high-pressure homogeneous, high speed dispersion homogenizer being selected to carry out pulp homogeneous
(3) pulp adds drying aid: (soluble starch, the beta-cyclodextrin, gelatin) drying aids such as maltodextrin are added
(3) pulp flavor mixing: citric acid and sucrose is added, sour-sweet degree adjusting is carried out to fruit juice
(6) pulp is spray-dried: being selected spray dryer to be spray-dried under suitable conditions, is collected cooling fruit powder
(7) it fruit powder packing and storing: is vacuum-packed using vacuum filtration machine, and is stored at aeration-drying.
(1) 1 color stabilizer of embodiment
Fruit juice and distilled water 1:20 mixed liquor is taken to be placed in test tube, total 50mL, it is 10% lemon that concentration is added in test tube Acid observes color protection situation after standing 36h.
(2) drying aid
Using flour extraction and viscous wall characteristics as performance assessment criteria, the maltodextrin that solid-to-liquid ratio is 1:20 is added.
(3) processing condition
To pulp homogeneous 20min under 10000r/min speed conditions;From the coarse exquisiteness of feel, whether horizontal, fibr tissue Uniformly, it places separation time observation and evaluates its effect, evaluation level selects (poor, poor, general, good, preferable).
(4) drying process with atomizing
Under the conditions of inlet air temperature is 121 DEG C, feed flow rate is 41L/h fruit powder flour extraction obtained be 35.91%, moisture Content is 3.07%, VC content is 3.32mg/100g.
(5) the sub- fruit powder flavor mixing of kermes
Flavor mixing be primarily referred to as before spray drying into feed liquid add sucrose be adjusted with citric acid.Experiment is investigated Influence when sugar-acid ratio is 300:1 to taste of juice.
Embodiment 2
(1) color stabilizer
Take fruit juice and distilled water 1:30 mixed liquor be placed in test tube, total 50mL, be added in test tube concentration for 3% it is anti-bad Hematic acid observes color protection situation after standing 72h.
(2) drying aid
Using flour extraction and viscous wall characteristics as performance assessment criteria, the beta-cyclodextrin that solid-to-liquid ratio is 1:35 is added.
(3) processing condition
Homogeneous 25min is carried out to pulp under 5000r/min speed conditions, from the coarse fine and smooth horizontal, fibr tissue of feel Whether uniformly, it places separation time observation and evaluates its effect, evaluation level selects (poor, poor, general, good, preferable).
(4) drying process with atomizing
Under the conditions of inlet air temperature is 200 DEG C, feed flow rate is 100L/h fruit powder flour extraction obtained be 35.86%, water Point content is 3.19%, VC content is 3.26mg/100g.
(5) the sub- fruit powder flavor mixing of kermes
Flavor mixing be primarily referred to as before spray drying into feed liquid add sucrose be adjusted with citric acid.Experiment is investigated Influence when sugar-acid ratio is 100:1 to taste of juice.
Embodiment 3
(1) color stabilizer
Fruit juice and distilled water 1:10 mixed liquor is taken to be placed in test tube, total 50mL, it is 5% mixing shield that concentration is added in test tube Toner: citric acid and ascorbic acid ratio are 1:20.Color protection situation is observed after standing 48h.
(2) drying aid
Using flour extraction and viscous wall characteristics as performance assessment criteria, the gelatin that solid-to-liquid ratio is 1:30 is added.
(3) processing condition
Homogeneous 10min is carried out to pulp under 5000r/min speed conditions, from the coarse fine and smooth horizontal, fibr tissue of feel Whether uniformly, it places separation time observation and evaluates its effect, evaluation level selects (poor, poor, general, good, preferable).
(4) drying process with atomizing
Under the conditions of inlet air temperature is 161 DEG C, feed flow rate is 61L/h fruit powder flour extraction obtained be 34.26%, moisture Content is 3.32%, VC content is 3.42mg/100g.
(5) the sub- fruit powder flavor mixing of kermes
Flavor mixing be primarily referred to as before spray drying into feed liquid add sucrose be adjusted with citric acid.Experiment is investigated Influence when sugar-acid ratio is 200:1 to taste of juice.
The detection method of the sub- fruit powder performance assessment criteria of kermes
Flour extraction
Spray drying is that raw material is transformed into dry powder from liquid or pulpous state, and feed atomization is produced there to a chamber Raw mixes with hot gas by spraying, evaporates spraying liquid component, leaves dry particle.Spray dryer performance refers mainly to Mark first is that product flour extraction.
Determination of moisture
Direct drying method: taking the sub- fruit powder of kermes to be placed in the flat weighing bottle of glass system, is placed in 101 DEG C~105 DEG C drying boxes In, bottle cap is tiltedly propped up in bottle side, heats 1.0h, and taking-up covers, and is set cooling 0.5h in drier, is weighed, and repeats dry to front and back It is of poor quality twice to be no more than 2mg, as constant weight.Calculation formula is formula 2-2.
In formula:
W: the mass fraction of moisture, % in sample;
M1: the quality before weighing bottle and samples dried, g;
M2: the quality of weighing bottle and sample after dry, g;
M0: the quality of weighing bottle, g.
Ascorbic acid content measurement
Using Potassiumiodate titration measuring ascorbic acid content, indicated when potassium iodate solution is instilled containing potassium iodide-starch When the acid solution of agent, the iodine of free state can be released.The free-iodine released can make starch indicator blue.Work as acidity When containing ascorbic acid in reagent, the free-iodine of release can be reduced into acid iodide, will not make solution that blue be presented.Resist simultaneously Bad hematic acid is oxidized to hydroascorbic acid, loses reducing power.Continue that potassium iodate solution is added dropwise, until ascorbic acid quilt completely After oxidation, the free-iodine that the potassium iodate solution of dropwise addition releases cannot be reduced again, at this moment can just make starch indicator in indigo plant Color, as terminal.According to the titration solution consumption of Potassiumiodate, the content of ascorbic acid in solution can be calculated.
Appropriate fruit powder is weighed in beaker, 2% hydrochloric acid solution is added, is transferred in the volumetric flask of 100ml after dissolution, is used 2% hydrochloric acid solution rinses beaker, pours into volumetric flask.It is settled to scale with 2% hydrochloric acid solution, is mixed stand-by.
0.5ml 10g/L KI solution, 2.0ml 5g/L starch solution, 5.0mL extracting solution and 2.5mL distilled water are taken respectively It is placed in triangular flask, mixes, titrated dropwise with KIO3 solution.When titration, triangular flask is constantly rocked, until micro- blue is not Fade my terminal (until colour-fast in 30s).The volume (mL) of KIO3 solution used is recorded, in triplicate.Simultaneously with 5.0mL 2% hydrochloric acid solution is titrated in the same way as blank.
According to KIO3The consumption of titrating solution calculates ascorbic acid content in fruit powder, anti-bad with what is contained in 100g sample The content expression of hematic acid, i.e. mg/100g.
Calculation formula:
In formula:
V: the KIO of sample titration consumption3The volume of solution, mL;
V0: the KIO of blank titration consumption3The volume of solution, mL;
0.088:1mL1mmol/LKIO3The quality of the comparable ascorbic acid of solution, mg;
Vs: gone sample solution volume, mL when titration;
V: sample extracting solution total volume, mL;
M: sample quality, g.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (8)

1. a kind of preparation method that the sub- fruit powder of kermes is spraying, which comprises the steps of:
(1) it picks, collect pulp: the decayed fruit of following process will be will affect in the sub- fresh fruit of kermes, mould fruit picks and removes, remove pericarp and fruit Core collects pulp;
(2) pulp juicing, color protection, filtering: to pieces the sub- fruit tissue of the kermes cleaned up is smashed to addition citric acid or anti-bad of squeezing the juice Hematic acid, zinc chloride carry out color protection, and rear mashing becomes pulp, with four layers of filtered through gauze, obtain slurries, abandon pomace;
(5) pulp homogeneous: high-pressure homogeneous, high speed dispersion homogenizer is selected to carry out pulp homogeneous;
(3) pulp adds drying aid: maltodextrin or soluble starch, beta-cyclodextrin, gelatin drying aid is added;
(3) pulp flavor mixing: citric acid and sucrose is added, sour-sweet degree adjusting is carried out to fruit juice;
(6) pulp is spray-dried: being selected spray dryer to be spray-dried under suitable conditions, is collected cooling fruit powder;
(7) it fruit powder packing and storing: is vacuum-packed using vacuum filtration machine, and is stored at aeration-drying.
2. the spraying preparation method of the sub- fruit powder of kermes as described in claim 1, which is characterized in that the shield in the step (2) At least one citric acid, ascorbic acid, zinc chloride can be selected in color.
3. the spraying preparation method of the sub- fruit powder of kermes as described in claim 1, which is characterized in that helping in the step (4) At least one soluble starch, maltodextrin, beta-cyclodextrin, gelatin can be selected in dry agent.
4. the spraying preparation method of the sub- fruit powder of kermes as described in claim 1, which is characterized in that select YC- in step (6) 015 type lab spray dryer.
5. the spraying preparation method of the sub- fruit powder of kermes as described in claim 1, which is characterized in that carried out using single factor test excellent Change, specifically include: the sub- fruit powder flavor mixing of color stabilizer, homogenizing effect, drying aid, kermes, the optimization of drying process with atomizing single factor test;
(1) color stabilizer
It takes fruit juice and distillation water mixed liquid to be placed in test tube, different amounts of color stabilizer is added in each test tube, wherein citric acid Concentration is 1-5%, ascorbic acid concentrations 1-5%, and it is 1-5% that mixing color stabilizer, which is citric acid+ascorbic acid concentrations,.It stands Color protection situation is observed after 24-48h.
(2) drying aid
Using flour extraction and viscous wall characteristics as performance assessment criteria, commonly used from soluble starch, maltodextrin, gelatin, four kinds of beta-cyclodextrin Drying aid in filter out optimal drying aid, and advanced optimize its dosage, than the amount of drying aid be respectively 25:1- by fruit juice 15:1 optimizes test.
(3) processing condition optimizes
Investigate influence of the 5-15min difference homogenizing time to pulp;2000r/min-50000r/min different rotating speeds are investigated to fruit The influence of slurry evaluates its effect, evaluation from whether uniform, placement separation time from the coarse fine and smooth horizontal, fibr tissue of feel It is poor, poor, general, good, preferable that level is selected.
(4) drying process with atomizing single factor test
Feeding liquid fruit juice and three drying aid ratio, inlet air temperature, feed flow rate factors are to final fruit when main investigation spray drying Flour extraction, moisture content, the nutritional ingredient qualitative effects of powder.
(5) the sub- fruit powder flavor mixing of kermes
Flavor mixing be primarily referred to as before spray drying into feed liquid add sucrose be adjusted with citric acid, examined respectively in experiment Examine influence when sugar-acid ratio is 200:1-100:1 to taste of juice.
6. the spraying preparation method of the sub- fruit powder of kermes as claimed in claim 5, which is characterized in that from flour extraction, moisture content The sub- fruit powder quality of the operation index kermes such as measurement, ascorbic acid content.
7. the method that spray drying as described in claim 1 prepares the sub- fruit powder of kermes, which is characterized in that by fuzzy evaluation side Formula carries out sensory evaluation to the sub- fruit powder of the kermes.
8. the method that spray drying as claimed in claim 7 prepares the sub- fruit powder of kermes, which is characterized in that select fuzzy evaluation side Formula carries out sensory evaluation to four color of spray dried products, smell, texture and brew aspects.
CN201910316602.0A 2019-04-19 2019-04-19 A kind of preparation method that the sub- fruit powder of kermes is spraying Pending CN110037260A (en)

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Application Number Priority Date Filing Date Title
CN201910316602.0A CN110037260A (en) 2019-04-19 2019-04-19 A kind of preparation method that the sub- fruit powder of kermes is spraying
ZA2020/02027A ZA202002027B (en) 2019-04-19 2020-05-04 Method for preparing artocarpus nitidus subsp. lingnanensis fruit powder spray

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