CN107916169A - A kind of processing method for improving soybean oil-yielding ratio - Google Patents
A kind of processing method for improving soybean oil-yielding ratio Download PDFInfo
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- CN107916169A CN107916169A CN201711020899.3A CN201711020899A CN107916169A CN 107916169 A CN107916169 A CN 107916169A CN 201711020899 A CN201711020899 A CN 201711020899A CN 107916169 A CN107916169 A CN 107916169A
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- China
- Prior art keywords
- soybean oil
- processing method
- low temperature
- yielding ratio
- oil
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Classifications
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/02—Pretreatment
- C11B1/04—Pretreatment of vegetable raw material
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/10—Production of fats or fatty oils from raw materials by extracting
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B3/00—Refining fats or fatty oils
- C11B3/001—Refining fats or fatty oils by a combination of two or more of the means hereafter
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B3/00—Refining fats or fatty oils
- C11B3/12—Refining fats or fatty oils by distillation
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
- C11B3/00—Refining fats or fatty oils
- C11B3/16—Refining fats or fatty oils by mechanical means
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Mechanical Engineering (AREA)
- Fats And Perfumes (AREA)
Abstract
The invention discloses a kind of processing method for improving soybean oil-yielding ratio, specific fats and oils processing extractive technique field, the processing method mainly includes the following steps that, first soybean is screened, cleaning removal of impurities, low temperature drying and decortication, then the soybean of decortication is bakeed by low temperature, extrusion, after the pretreatment such as broken wall crushing and microwave irradiation, carrying out ethanol leaching, centrifuge and be evaporated under reduced pressure, oil phase is finally subjected to separation of ethanol purification, residue can carry out circulation extraction again, this processing method is easy to operate, processing cost is low, recyclable extraction, soybean oil-yielding ratio is high, the pure health of soybean oil of preparation.
Description
Technical field
The invention belongs to grease processing technology field, is related to soybean oil manufacture field, and in particular to one kind improves soybean and goes out
The processing method of oil cut rate.
Background technology
The common traditional production method of soybean oil has squeezing method, extraction method, prepressing extraction method and supercritical fluid
Extraction.Squeezing method is to use physical squeezing mode, the method that the grease in oil plant is oozed out under the extruding of mechanical force；As in
State patent publication No. CN106701306A carries out the extraction of soybean oil using magma cold-rolling process, and this method can retain edible oil
Special flavor, but grouts residual oil content is high, and protein denaturation is serious.Extraction method is using the similar principle that mixes, and oil plant is existed
Fully soaked under high temperature, dissolution grease, then the method for product oil is obtained by " five is de- " technique, this method oil yield is high；But crude oil
Of poor quality, refinement step is cumbersome.Prepressing extraction method has squeezing, the double dominant of solvent method concurrently, more there is economic competitiveness, but still
The security risk that solvent may be brought can not be evaded；Supercritical fluid extraction, oil yield is high but grease is made in the process of preservation
In it is oxidizable, and supercritical fluid extraction is related to high pressure technique, operation is required stringent, and equipment price is expensive, is not easy to realize work
Industry metaplasia is produced.
As people make full use of resource, the continuous improvement of green processing and Safety of Food Quality requirement, new soybean
Oil extract technique constantly occurs, and enzymatic isolation method is a kind of widely studied in recent years grease extraction new technology, have oil yield it is high,
Oily good, lighter color, energy consumption is low, does not easily cause the advantages that environmental pollution, such as China Patent Publication No. CN107142194A
Using the soybean after expelling-expansion pretreatment as raw material, soybean oil is extracted using enzymatic isolation method, improves the recovery rate of soybean grease,
But need to use enzyme in the method, existing market puies forward the specific enzyme of oil without enzymolysis, causes to manufacture of high cost, subsequent operation complexity.
The content of the invention
According to above the deficiencies in the prior art, the technical problems to be solved by the invention are to propose that a kind of extracting method is simple
It is easy to operate, the high soybean oil processing method of oil yield.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of processing method for improving soybean oil-yielding ratio, specifically comprises the following steps：
1) raw material prepares：Soybean is sieved, clean removal of impurities, low temperature drying and decortication processing after, obtain raw material A；
2) low temperature bakees：Raw material A is used into semi-enclosed bakees technology with low temperature, bakees to moisture in 7-7.5%, obtains
Raw material B；
3) fuel-displaced pretreatment：Raw material B is carried out to extrusion, broken wall crushing and microwave irradiation processing successively, then by material
Liquid volume ratio 1:0.5-0.7 adds ethanol water stirring leaching 1.5-2h, obtains mixture C；
4) it is fuel-displaced：Mixture C is first centrifuged to obtain edible vegetable oil D and the wet dregs of rice, then the wet dregs of rice are evaporated under reduced pressure, are obtained
Distillation and bottoms, distillation and edible vegetable oil D are finally mixed and carry out separation of ethanol processing, obtain soybean oil；
5) circulation extraction：Bottoms are returned into fuel-displaced pretreatment process circulation extraction.
Preferably, the temperature of the low temperature drying is 15-25 DEG C, protects the activity of vegetable protein in soybean.
Preferably, the semi-enclosed bakees technology with low temperature is the bakees technology with low temperature of inert free gas protection, bakees temperature
Spend for 30-45 DEG C, the activity of vegetable protein in soybean can have both been protected using semi-enclosed bakees technology with low temperature, it is possibility to have effect
The content of oxygen in soybean is reduced, improves the inoxidizability of grease.
Preferably, the extrusion uses double screw extruder, and swelling temperature is 120-130 DEG C, and bulking pressure is
300-450MPa, screw speed 105-110r/min, under high temperature and pressure, high shear, result in intermolecular portion
Divide hydrogen bond, disulfide bonds, improve oil yield.
Preferably, the frequency generator of the microwave irradiation is 915MHz, ruptures oil cell, improves oil yield.
Preferably, the concentration of the ethanol water is 20-40%, reduces the formation of emulsion, improves edible vegetable oil yield.
Preferably, the rotating speed of the stirring is 1000-1300r/min；The rotating speed of the centrifugation is 5000-5500r/min.
Preferably, the temperature of the vacuum distillation is 90 DEG C, and pressure is 0.7-0.75 standard atmospheric pressure.
Compared with prior art, present invention has the advantages that:
1. the present invention carries out baking drying using semi-enclosed bakees technology with low temperature, going for soybean molecule moisture is not only improved
Remove, effectively reduce the content of oxygen in soybean, improve the inoxidizability of grease；The activity of vegetable protein in soybean can also be protected.
2. the method that the present invention is combined using extrusion, microwave irradiation and ethanol extraction, had both destroyed intermolecular
Part hydrogen bond and disulfide bond, fully make oil content cell rupture, can also reduce the formation of emulsion, improve oil yield, and distill
Residue, which is recycled, to be extracted.
Embodiment
Below by the description to embodiment, it is described in further detail, to help those skilled in the art to this hair
Bright inventive concept, technical solution have more complete, accurate and deep understanding.
Embodiment 1
A kind of processing method for improving soybean oil-yielding ratio, specifically comprises the following steps：
1) raw material prepares：Soybean is passed through into cleaner, screens out in soybean and goes mouldy, flat seed, removes iron, the Shi Jini in soybean
Soil；Then in 20 DEG C of low temperature forced air drying 24h, dry soybean is then subjected to decortication processing in peeling machine, obtains raw material A；
2) low temperature bakees：The semi-enclosed bakees technology with low temperature protected using inert free gas, temperature is positioned over by raw material A
40 DEG C, programming rate is to be bakeed in the curer of 5 DEG C/min, and insulation to raw material A moisture exists after temperature rises to 40 DEG C
7%, obtain raw material B；
3) fuel-displaced pretreatment：It is 130 DEG C that raw material B, which is first positioned in double screw extruder in swelling temperature, bulking pressure
For 450MPa, screw speed 105r/min, extrusion is carried out, is then placed in progress broken wall crushing in wall-breaking machine again, finally
Carry out the microwave irradiation that frequency generator is 915MHz and handle 4h, temperature is not higher than 45 DEG C during microwave irradiation, then presses
Material liquid volume is than 1:0.7 adds the ethanol water that concentration is 35% stirs leaching 2h in rotating speed 1200r/min, obtains mixture C；
4) it is fuel-displaced：First 45min is centrifuged in rotating speed 5500r/min in mixture C, obtains edible vegetable oil D and the wet dregs of rice, then
In temperature it is 90 DEG C by the wet dregs of rice, pressure is evaporated under reduced pressure for the pressure of 0.7 normal atmosphere, obtains distillation and bottoms, most
Distillation and edible vegetable oil D are mixed afterwards and carry out separation of ethanol processing, obtains soybean oil；
5) circulation extraction：Bottoms are returned into fuel-displaced pretreatment process circulation extraction.
Embodiment 2
The specific steps of the processing method of the present embodiment with embodiment 1, unlike, swelling temperature is 120 in step (3)
DEG C, bulking pressure 300MPa, screw speed 110r/min.
Embodiment 3
The specific steps of the processing method of the present embodiment with embodiment 2, unlike, material liquid volume is than 1 in step (3):
0.5 concentration for adding ethanol water is 25%, speed of agitator 1300r/min.
The calculating of the soybean oil progress oil yield prepared to embodiment 1-3, oil yield 97.51% ± 1.58%, preparation
The properties test such as following table of soybean oil：
The present invention is exemplarily described above in conjunction with specific embodiment, it is clear that the present invention implements and from upper
The limitation of mode is stated, if the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress is employed, or
It is not improved by the present invention design and technical solution directly apply to other occasions, protection scope of the present invention it
It is interior.Protection scope of the present invention should be determined by the scope of protection defined in the claims.
Claims (8)
1. a kind of processing method for improving soybean oil-yielding ratio, it is characterised in that specifically comprise the following steps：
1) raw material prepares：Soybean is sieved, clean removal of impurities, low temperature drying and decortication processing after, obtain raw material A；
2) low temperature bakees：Raw material A is used into semi-enclosed bakees technology with low temperature, bakees to moisture in 7-7.5%, obtains raw material
B；
3) fuel-displaced pretreatment：Raw material B is carried out to extrusion, broken wall crushing and microwave irradiation processing successively, then by feed liquid body
Product ratio 1:0.5-0.7 adds ethanol water stirring leaching 1.5-2h, obtains mixture C；
4) it is fuel-displaced：Mixture C is first centrifuged to obtain edible vegetable oil D and the wet dregs of rice, then the wet dregs of rice are evaporated under reduced pressure, must be distilled
Thing and bottoms, distillation and edible vegetable oil D are finally mixed and carry out separation of ethanol processing, obtain soybean oil；
5) circulation extraction：Bottoms are returned into fuel-displaced pretreatment process circulation extraction.
2. the processing method according to claim 1 for improving soybean oil-yielding ratio, it is characterised in that the temperature of the low temperature drying
Spend for 15-25 DEG C.
3. the processing method according to claim 1 for improving soybean oil-yielding ratio, it is characterised in that the semi-enclosed low temperature
Baking technology is the bakees technology with low temperature of inert free gas protection, and stoving temperature is 30-45 DEG C.
4. the processing method according to claim 1 for improving soybean oil-yielding ratio, it is characterised in that the extrusion uses
Double screw extruder, swelling temperature are 120-130 DEG C, bulking pressure 300-450MPa, rotating speed 105-110r/min.
5. the processing method according to claim 1 for improving soybean oil-yielding ratio, it is characterised in that the hair of the microwave irradiation
Raw device frequency is 915MHz.
6. the processing method according to claim 1 for improving soybean oil-yielding ratio, it is characterised in that the ethanol water
Concentration is 20-40%.
7. the processing method according to claim 1 for improving soybean oil-yielding ratio, it is characterised in that the rotating speed of the stirring is
1000-1300r/min；The rotating speed of the centrifugation is 5000-5500r/min.
8. the processing method according to claim 1 for improving soybean oil-yielding ratio, it is characterised in that the temperature of the vacuum distillation
Spend for 90 DEG C, pressure is 0.7-0.75 standard atmospheric pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711020899.3A CN107916169A (en) | 2017-10-26 | 2017-10-26 | A kind of processing method for improving soybean oil-yielding ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711020899.3A CN107916169A (en) | 2017-10-26 | 2017-10-26 | A kind of processing method for improving soybean oil-yielding ratio |
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| Publication Number | Publication Date |
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| CN107916169A true CN107916169A (en) | 2018-04-17 |
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ID=61895892
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711020899.3A Pending CN107916169A (en) | 2017-10-26 | 2017-10-26 | A kind of processing method for improving soybean oil-yielding ratio |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108998207A (en) * | 2018-08-07 | 2018-12-14 | 河南正花食品集团有限公司 | A kind of oil expression method preventing peanut oxidative rancidity |
| CN115531914A (en) * | 2022-09-21 | 2022-12-30 | 新疆冠农果茸股份有限公司 | Wet meal desolventizing method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102229851A (en) * | 2011-05-25 | 2011-11-02 | 东北农业大学 | Extraction method of soybean oil |
| CN102550659A (en) * | 2011-11-28 | 2012-07-11 | 韶关学院 | Method for microwave pretreatment and water extraction of edible oil |
| CN102952623A (en) * | 2012-11-02 | 2013-03-06 | 东北农业大学 | Method for extracting soybean oil and soybean meal by using vacuum extrusion puffing pretreatment solvent method |
| US20130337550A1 (en) * | 2010-12-20 | 2013-12-19 | Karin BUS | Process for the extraction of lipids |
-
2017
- 2017-10-26 CN CN201711020899.3A patent/CN107916169A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130337550A1 (en) * | 2010-12-20 | 2013-12-19 | Karin BUS | Process for the extraction of lipids |
| CN102229851A (en) * | 2011-05-25 | 2011-11-02 | 东北农业大学 | Extraction method of soybean oil |
| CN102550659A (en) * | 2011-11-28 | 2012-07-11 | 韶关学院 | Method for microwave pretreatment and water extraction of edible oil |
| CN102952623A (en) * | 2012-11-02 | 2013-03-06 | 东北农业大学 | Method for extracting soybean oil and soybean meal by using vacuum extrusion puffing pretreatment solvent method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108998207A (en) * | 2018-08-07 | 2018-12-14 | 河南正花食品集团有限公司 | A kind of oil expression method preventing peanut oxidative rancidity |
| CN115531914A (en) * | 2022-09-21 | 2022-12-30 | 新疆冠农果茸股份有限公司 | Wet meal desolventizing method |
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Application publication date: 20180417 |