CN109380643A - A kind of infrared stable method in rice bran - Google Patents
A kind of infrared stable method in rice bran Download PDFInfo
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- CN109380643A CN109380643A CN201811209257.2A CN201811209257A CN109380643A CN 109380643 A CN109380643 A CN 109380643A CN 201811209257 A CN201811209257 A CN 201811209257A CN 109380643 A CN109380643 A CN 109380643A
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- rice bran
- infrared
- depickling
- clear water
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, 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
- A23L7/00—Cereal-derived products; Malt products; Preparation or treatment thereof
- A23L7/10—Cereal-derived products
- A23L7/115—Cereal fibre products, e.g. bran, husk
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, 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
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/10—General methods of cooking foods, e.g. by roasting or frying
- A23L5/15—General methods of cooking foods, e.g. by roasting or frying using wave energy, irradiation, electrical means or magnetic fields, e.g. oven cooking or roasting using radiant dry heat
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, 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
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/10—General methods of cooking foods, e.g. by roasting or frying
- A23L5/19—General methods of cooking foods, e.g. by roasting or frying using chemicals before or during cooking, e.g. liquid cooking media other than water or oil; Cooking using inert particles, e.g. fluidised bed cooking
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Cereal-Derived Products (AREA)
- Adjustment And Processing Of Grains (AREA)
Abstract
The invention discloses a kind of infrared stable methods in rice bran, including take fresh rice bran, screen machine screening by straight-line oscillation, obtain screening object；Clear water is added in screening object, and the citric acid for accounting for clear water amount 2-4% is added, shakes after mixing, obtains defatted rice bran；The sodium bicarbonate that concentration is 3-5mol/L is added in defatted rice bran, is warming up to 60-65 DEG C of stirring 20-25min, mixing speed 40-55r/min, clear water is washed 2 times after centrifuge separation, obtains a depickling rice bran；It is proportionally that 1:1.5 is put into container by a depickling rice bran and methanol, stratification obtains secondary depickling rice bran；Secondary depickling rice bran is laid in infrared heater, the moisture content of material is made to be down to 8% or less.Acidification degreasing is carried out to rice bran and ungrease treatment of alkalizing by multiple step format, effectively lipase in rice bran and grease can be removed, original nutritional ingredient in rice bran is kept, while being handled after step-by-step processing by infrared heating, makes rice bran is stability to further increase.
Description
Technical field
The present invention relates to rice bran processing technology field, infrared stable method in specially a kind of rice bran.
Background technique
Rice bran is the by-product of paddy processing, the mixture based on the cortex generated when being milling characteristic of brown rice and a small amount of rice embryo,
It is a kind of renewable resource having a large capacity and a wide range.Fresh rice bran is not easy to store, and is the unstability because of rice bran, unstability table
It is present: after husk rice, lipase and rice bran oil in rice bran be mixed together in it is beautiful in rice bran contact with each other, fatty acid hydrolysis is anti-
It should immediately occurred, fat hydrolase makes grease decomposite free fatty acid rapidly, and after a few hours, bran stink is presented in rice bran.
The purpose of rice bran stable state is mainly effectively to inhibit and be passivated the activity of rice bran fats catabolic enzyme, while keeping the nutrition in rice bran
Component damages are smaller, and rice bran enzyme deactivation stable state technology has become the key that can rice bran resource be utilized effectively.Thus I
Propose that infrared stable method is for solving the above problems in a kind of rice bran.
Summary of the invention
The purpose of the present invention is to provide a kind of infrared stable methods in rice bran, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of infrared stable method in rice bran, including with
Lower step:
Step 1: taking fresh rice bran, screens machine screening by straight-line oscillation, obtains screening object；
Step 2: clear water is added in the screening object obtained in step 1, and the citric acid for accounting for clear water amount 2-4% is added, mixing is equal
Concussion, stratification obtain defatted rice bran after even；
Step 3: the sodium bicarbonate that concentration is 3-5mol/L is added in the defatted rice bran obtained in step 2, is warming up to 60-65
DEG C stirring 20-25min, mixing speed 40-55r/min, after centrifuge separation clear water wash 2 times, obtain a depickling rice bran；
Step 4: being proportionally 1:1.5(mass volume ratio with methanol by a depickling rice bran obtained in step 3) it is put into
Into container, temperature control is 32-35 DEG C, stirs 15min, and stratification obtains secondary depickling rice bran；
Step 5: secondary depickling rice bran obtained in step 4 is laid in infrared heater, wherein heating temperature is set as
110-120 DEG C, heating treatment time 100-120s, and during heating, by air blower to secondary depickling rice bran surface
Delivery air makes the moisture content of material be down to 8% or less；
Step 6: rice bran is delivered to cooling in airslide conveyor after the infrared heating processing in step 5, through conveyer belt, then
It is sieved after being crushed again by pulverizer by rotary screen, obtains screenings.
Preferably, the straight-line oscillation screening machine in step 1 is 20-30 mesh.
Preferably, the clear water temperature in step 2 is 5-10 DEG C higher than rice bran grease temperature.
Preferably, the secondary depickling rice bran in step 5 is paved, with a thickness of 35-50mm.
Preferably, the rotary screen in step 6 is 50-70 mesh.
Compared with prior art, the beneficial effects of the present invention are: carrying out acidification degreasing and alkali to rice bran by multiple step format
Change ungrease treatment, can effectively remove lipase in rice bran and grease, original nutritional ingredient in holding rice bran, while
It is handled after step-by-step processing by infrared heating, makes rice bran is stability to further increase.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment one:
A kind of infrared stable method in rice bran, comprising the following steps:
Step 1: taking fresh rice bran, screens machine screening by straight-line oscillation, obtains screening object, it is 20 mesh that machine is screened in straight-line oscillation
Sieve；
Step 2: clear water is added in the screening object obtained in step 1, and the citric acid for accounting for clear water amount 2% is added, is uniformly mixed
After shake, stratification obtains defatted rice bran；
Step 3: the sodium bicarbonate that concentration is 3mol/L is added in the defatted rice bran obtained in step 2, is warming up to 60 DEG C and stirs
20min, mixing speed 40r/min are mixed, clear water is washed 2 times after centrifuge separation, obtains a depickling rice bran, wherein clear water temperature
It is 5 DEG C higher than rice bran grease temperature；
Step 4: being proportionally 1:1.5(mass volume ratio with methanol by a depickling rice bran obtained in step 3) it is put into
Into container, temperature control is 32 DEG C, stirs 15min, and stratification obtains secondary depickling rice bran；
Step 5: secondary depickling rice bran obtained in step 4 is laid in infrared heater, and secondary depickling rice bran is paved, thick
Degree is 35mm, and wherein heating temperature is set as 110 DEG C, heating treatment time 100s, and during heating, passes through air blower
To secondary depickling rice bran surface transport air-flow, the moisture content of material is made to be down to 8% or less；
Step 6: rice bran is delivered to cooling in airslide conveyor after the infrared heating processing in step 5, through conveyer belt, then
It is sieved after being crushed again by pulverizer by rotary screen, obtains screenings, wherein rotary screen is 50 meshes.
Embodiment two:
A kind of infrared stable method in rice bran, comprising the following steps:
Step 1: taking fresh rice bran, screens machine screening by straight-line oscillation, obtains screening object, it is 30 mesh that machine is screened in straight-line oscillation
Sieve；
Step 2: clear water is added in the screening object obtained in step 1, and the citric acid for accounting for clear water amount 4% is added, is uniformly mixed
After shake, stratification obtains defatted rice bran；
Step 3: the sodium bicarbonate that concentration is 3-5mol/L is added in the defatted rice bran obtained in step 2, is warming up to 65 DEG C
25min, mixing speed 55r/min are stirred, clear water is washed 2 times after centrifuge separation, obtains a depickling rice bran, wherein clear water temperature
It spends 10 DEG C higher than rice bran grease temperature；
Step 4: being proportionally 1:1.5(mass volume ratio with methanol by a depickling rice bran obtained in step 3) it is put into
Into container, temperature control is 35 DEG C, stirs 15min, and stratification obtains secondary depickling rice bran；
Step 5: secondary depickling rice bran obtained in step 4 is laid in infrared heater, and secondary depickling rice bran is paved, thick
Degree is 50mm, and wherein heating temperature is set as 120 DEG C, heating treatment time 120s, and during heating, passes through air blower
To secondary depickling rice bran surface transport air-flow, the moisture content of material is made to be down to 8% or less；
Step 6: rice bran is delivered to cooling in airslide conveyor after the infrared heating processing in step 5, through conveyer belt, then
It is sieved after being crushed again by pulverizer by rotary screen, obtains screenings, wherein rotary screen is 70 meshes.
Embodiment three:
A kind of infrared stable method in rice bran, comprising the following steps:
Step 1: taking fresh rice bran, screens machine screening by straight-line oscillation, obtains screening object, it is 25 mesh that machine is screened in straight-line oscillation
Sieve；
Step 2: clear water is added in the screening object obtained in step 1, and the citric acid for accounting for clear water amount 3% is added, is uniformly mixed
After shake, stratification obtains defatted rice bran；
Step 3: the sodium bicarbonate that concentration is 3-5mol/L is added in the defatted rice bran obtained in step 2, is warming up to 63 DEG C
23min, mixing speed 52r/min are stirred, clear water is washed 2 times after centrifuge separation, obtains a depickling rice bran, wherein clear water temperature
It spends 7 DEG C higher than rice bran grease temperature；
Step 4: being proportionally 1:1.5(mass volume ratio with methanol by a depickling rice bran obtained in step 3) it is put into
Into container, temperature control is 34 DEG C, stirs 15min, and stratification obtains secondary depickling rice bran；
Step 5: secondary depickling rice bran obtained in step 4 is laid in infrared heater, and secondary depickling rice bran is paved, thick
Degree is 42mm, and wherein heating temperature is set as 115 DEG C, heating treatment time 110s, and during heating, passes through air blower
To secondary depickling rice bran surface transport air-flow, the moisture content of material is made to be down to 8% or less；
Step 6: rice bran is delivered to cooling in airslide conveyor after the infrared heating processing in step 5, through conveyer belt, then
It is sieved after being crushed again by pulverizer by rotary screen, obtains screenings, wherein rotary screen is 60 meshes.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (5)
1. a kind of infrared stable method in rice bran, which comprises the following steps:
Step 1: taking fresh rice bran, screens machine screening by straight-line oscillation, obtains screening object；
Step 2: clear water is added in the screening object obtained in step 1, and the citric acid for accounting for clear water amount 2-4% is added, mixing is equal
Concussion, stratification obtain defatted rice bran after even；
Step 3: the sodium bicarbonate that concentration is 3-5mol/L is added in the defatted rice bran obtained in step 2, is warming up to 60-65
DEG C stirring 20-25min, mixing speed 40-55r/min, after centrifuge separation clear water wash 2 times, obtain a depickling rice bran；
Step 4: being proportionally 1:1.5(mass volume ratio with methanol by a depickling rice bran obtained in step 3) it is put into
Into container, temperature control is 32-35 DEG C, stirs 15min, and stratification obtains secondary depickling rice bran；
Step 5: secondary depickling rice bran obtained in step 4 is laid in infrared heater, wherein heating temperature is set as
110-120 DEG C, heating treatment time 100-120s, and during heating, by air blower to secondary depickling rice bran surface
Delivery air makes the moisture content of material be down to 8% or less；
Step 6: rice bran is delivered to cooling in airslide conveyor after the infrared heating processing in step 5, through conveyer belt, then
It is sieved after being crushed again by pulverizer by rotary screen, obtains screenings.
2. infrared stable method in a kind of rice bran according to claim 1, it is characterised in that: the straight line vibration in step 1
Dynamic screening machine is 20-30 mesh.
3. infrared stable method in a kind of rice bran according to claim 1, it is characterised in that: the clear water temperature in step 2
It spends 5-10 DEG C higher than rice bran grease temperature.
4. infrared stable method in a kind of rice bran according to claim 1, it is characterised in that: secondary de- in step 5
Sour rice bran is paved, with a thickness of 35-50mm.
5. infrared stable method in a kind of rice bran according to claim 1, it is characterised in that: the rotary screen in step 6
Selecting machine is 50-70 mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811209257.2A CN109380643A (en) | 2018-10-17 | 2018-10-17 | A kind of infrared stable method in rice bran |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811209257.2A CN109380643A (en) | 2018-10-17 | 2018-10-17 | A kind of infrared stable method in rice bran |
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| Publication Number | Publication Date |
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| CN109380643A true CN109380643A (en) | 2019-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811209257.2A Pending CN109380643A (en) | 2018-10-17 | 2018-10-17 | A kind of infrared stable method in rice bran |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104939266A (en) * | 2015-05-11 | 2015-09-30 | 西南大学 | Enzyme-deactivation stabilizing treatment method of rice bran |
| CN105053757A (en) * | 2015-07-09 | 2015-11-18 | 安徽农业大学 | Rice bran stabilization treatment method |
| CN107319264A (en) * | 2017-05-09 | 2017-11-07 | 湖北工业大学 | A kind of process of fresh rice bran stabilization processes |
-
2018
- 2018-10-17 CN CN201811209257.2A patent/CN109380643A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104939266A (en) * | 2015-05-11 | 2015-09-30 | 西南大学 | Enzyme-deactivation stabilizing treatment method of rice bran |
| CN105053757A (en) * | 2015-07-09 | 2015-11-18 | 安徽农业大学 | Rice bran stabilization treatment method |
| CN107319264A (en) * | 2017-05-09 | 2017-11-07 | 湖北工业大学 | A kind of process of fresh rice bran stabilization processes |
Non-Patent Citations (3)
| Title |
|---|
| 何东平，等: "《米糠加工技术》", 30 April 2014 * |
| 程叶停等: "米糠近红外稳定化处理过程研究与评价", 《中国油脂》 * |
| 蒋勇等: "重庆糯小米米糠的稳定化及脱脂工艺优化", 《食品科学》 * |
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Application publication date: 20190226 |
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