CN104106668A - Health blending edible oil having balanced ratio and preparation method thereof - Google Patents
Health blending edible oil having balanced ratio and preparation method thereof Download PDFInfo
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- CN104106668A CN104106668A CN201410211592.1A CN201410211592A CN104106668A CN 104106668 A CN104106668 A CN 104106668A CN 201410211592 A CN201410211592 A CN 201410211592A CN 104106668 A CN104106668 A CN 104106668A
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Abstract
The invention relates to health blending edible oil having a balanced ratio and a preparation method thereof. The health blending edible oil comprises, by weight, 25-60% of olive oil, 10-25% of walnut oil, 15-30% of linseed oil and 10-40% of sunflower-camellia mixed oil and a ratio of linoleic acid to linolenic acid in the health blending edible oil is 1: 1. The health blending edible oil is rich in balanced contents of linolenic acid, linoleic acid, saturated fatty acid and unsaturated fatty acid, can reduce human cardiovascular diseases and cancers and has an important meaning for improving human health.
Description
Technical field
Patent of the present invention relates to health blend oil of a kind of proportioning equilibrium and preparation method thereof.
Background technology
Along with the develop rapidly of China's economy and the raising of living standards of the people, people also more come also higher to the requirement of edible oil and fat, edible oil and fat are indispensable parts in people's food, also be the main source of needed by human body energy and necessary aliphatic acid, the edible oil of people's current consumption is mainly sunflower oil, peanut oil, soybean oil, rapeseed oil, sesame wet goods is by the oil product of single Raw material processing, these oil respectively have feature from nutrition and taste, but more single, that arranges in pairs or groups is reasonable not, nutrition is also unbalanced, raising along with people's living standard, people also have higher requirement to nutrition and functional grease, features good taste, balanced nutritious ready-mixed oil is more and more subject to people's attention,
The research of edible oil and fat shows, the imbalance of each quasi-grease picked-up can cause various diseases, and therefore exploitation meets nutrition, health, the edible oil of safety and cheap balance, is the study hotspot of edible oil, be also edible oil market in the urgent need to.
Summary of the invention
The present invention be directed to deficiency of the prior art, develop a kind of health blend oil of proportioning equilibrium, this ready-mixed oil is rich in nutritional labeling, and cost is lower.
The present invention adopts following technical scheme:
A kind of health blend oil of proportioning equilibrium, it is characterized in that this health blend oil is comprised of olive oil, walnut oil, linseed oil and sunflower camellia ready-mixed oil, each percentage by weight forming is olive oil 25-60%, walnut oil 10-25%, linseed oil 15-30%, sunflower camellia ready-mixed oil is 10-40%, and the ratio of the linoleic acid plus linolenic acid of described health blend oil is 1: 1.
A kind of preparation method of health blend oil of foregoing a kind of proportioning equilibrium, it is characterized in that, by olive oil, walnut oil, linseed oil and sunflower camellia ready-mixed oil form, be olive oil 25-60% by weight percentage, walnut oil 10-25%, linseed oil 15-30%, sunflower camellia ready-mixed oil is 10-40%, put into blend tank, speed with turn/min of 40-60 stirs 15-35min, employing diatomite filter filters, then degassed 5-15min under the vacuum of-0.85atm, final sterile packaged obtains the health blend oil of proportioning equilibrium, the ratio of the linoleic acid plus linolenic acid of described health blend oil is 1: 1,
The preparation process of described sunflower camellia ready-mixed oil is as described below:
(1) produce crude oil, use purity is 92-100%, moisture content is that the camellia benevolence of 7-8% and sunflower seeds that moisture content is 8-10% be take percentage by weight as 76%-83%: the ratio proportioning of 20%-24% obtains compound, use mixer with mixing speed 26-32r/min, the compound uniform stirring of mixing time 6-10min to gained, compound after stirring is delivered in cooking pot, making the hot temperature degree that helps of conduction oil in cooking pot is 38-43 ℃, when compound skin temperature reaches 38-43 ℃, with mixing speed 36-45r/min, steam and fry 25-30min, the compound steaming after frying is fuel-displaced with rotating speed 47-53r/min squeezing by double helix cold pressing machine, through plate and frame type filter-press, filter again, obtain crude oil,
(2) alkali refining, in the crude oil of initial temperature 28-35 ℃, adding concentration of lye in 7-9min is the NaOH of 16-18%, with mixing speed 83-87r/min, stir after 28-33min, mixing speed is down to 26-29r/min, with 0.8-1.3 ℃/min, carry out heating direct after 73-78 ℃, static 5-8 hour (adopting this heating rate can guarantee that this oily quality is not destroyed);
(3) washing, oil temperature rises to after 73-78 ℃, uses the hot water of 94-98 ℃ to wash, and it is the 8-13% that oil is heavy that the weight of hot water is used in washing, and static 1.5-2.4 hour, more than repeating at least one times;
(4) dewater, the muddy oil in the top after washing is put into vacuum hydration plant heating in vacuum and stir, dehydration, vacuum is 0.1Mpa, temperature is 50 ℃, after stirring 30-120min, is cooled to 30 ℃;
(5) decolouring, to in the oil after dehydration, add decolorizer, stir, vacuumize while stirring, mixing speed is 25rmp, vacuum is 0.1Mpa, temperature is 55 ℃, and described decolorizer comprises active carbon, diatomite and attapulgite, and described active carbon is oil content 0.2%, diatomite is that 1.6% and attapulgite of oil content is oil content 1.2%, and mixing time is 30-120min;
(6) essence filter, first, by the oil process vacuum filtration of decolouring, the vacuum pressure of vacuum filtration is 0.05Mpa, filtration time is 30-60min, carry out afterwards diatomite filter filtration, this filtration time is 30-40min, finally adopt be less than 4um membrane filtration both elementary ready-mixed oil;
(7) deodorization, elementary ready-mixed oil when being raised to 96-103 ℃, odor removing pot oil temperature is opened to one-level vacuum valve, when odor removing pot oil temperature is raised to 127-134 ℃, open secondary vacuum valve and help vapours valve, odor removing pot oil temperature is raised to approximately 250 ℃ and stops heating up, keep 55-65min, then be cooled to 148-153 ℃ and close secondary vacuum valve, being cooled to 117-124 ℃ closes one-level vacuum valve and helps vapours valve, and keep 10-20min in the citric acid inspiration pot that is 0.009-0.013% by percentage by weight, when temperature is 0.009-0.013% by percentage by weight during to 48-53 ℃ 2, 6 one DBMPs suck vacuum kettle and keep 8-13min, after making oil temperature drop to 23-27 ℃, carry out winterization filtration,
(8) winterization is filtered, and after oil temperature is dropped to 1-3 ℃ of use filter press and filters, obtains sunflower and camellia ready-mixed oil after refining.
The preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, is characterized in that the preparation process of described olive oil is as described below:
(1) fruit removal of impurities and sorting, first remove the foreign material in selected olive fruits, and will go bad fruit and remove;
(2) clean, front selected fruit is put into service sink and flood 15-30min, then adopt recirculated water to clean, clean 30-100mim, the water temperature in service sink is 20 ℃;
(3) pulverize, by the olive after cleaning adopt pulverize for particle diameter be the olive particle of 2-3mm; (every nutrients such as acidity that can guarantee later stage olive oil under this particle remain to the best)
(4) preheating, is preheated to 23 ℃ by the olive particle after pulverizing; (this temperature is the temperature of the fusion in most convenient later stage)
(5) merge, adopt the jacketed pan with agitator, agitator speed is 27-35r/min, and in interlayer, with the hot water heating of 36-42 ℃, time of fusion is 55-60min, and pulp temperature maintains approximately 25 ℃;
(6) cake processed, becomes the olive pulp making the olive fruitcake of even thickness, and the thickness of this fruitcake is 30mm;
(7) oil expression, puts into oil press by prepared olive fruitcake and extracts oil, and the time of oil expression is 3-4h, makes olive and squeezes the juice, and the pressure of squeezing is 15-20MPa;
(8) coarse filtration, adopts 60 orders successively, 80 orders, and 100 orders and 120 orders obtain sieve filtration olive and squeeze the juice, and remove olive pulp particle, make olive oil juice;
(9) decant, the olive oil juice making after coarse filtration is put in and in decant bucket, carries out so sedimentation separation, the temperature of decant is 22 ℃, the decant time is 8-10h, after water-oil separating, the oil on upper strata is emitted from hydraulic fluid port, obtain preliminary olive oil, the water content of resulting preliminary olive oil is 5-10%, and material remaining in decant bucket is stand-by;
(10) centrifugation, puts into centrifuge centrifugation by material remaining in decant bucket, obtains remaining olive oil;
(11) vacuum filtration, puts into vacuum chamber vacuum filtration after preliminary olive oil and residue olive oil are merged, to 100% olive oil, described vacuum is 0.15MPa, the temperature of vacuum chamber is 25 ℃;
The acid number of prepared olive oil is less than 0.8mg/g, and ultraviolet absorption value (K232) is less than or equal to 0.16, and ultraviolet absorption value (K270) is less than or equal to 0.16, and peroxide value is less than or equal to 8mmol/kg.
The preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, is characterized in that the preparation process of described walnut oil is as described below:
(1) select fresh walnut kernel as raw material, and remove impurity;
(2) by above-mentioned, after the walnut kernel of selecting is cleaned, with clear water, soak, make its swollen that fully absorbs water, soak time is 2-10h;
(3) by above-mentioned, through the walnut kernel soaking, in 1% NaOH and/or 1% sodium chloride solution, soak 1～2 hour, after flushing, use again 0.35% peracetic acid disinfectant 10 minutes, with clear water, clean afterwards;
(4) walnut kernel of above-mentioned process being disinfected is processed until eliminate cortex color in alkali lye;
(5) walnut kernel after above-mentioned peeling is scalded 35-40 second in boiling water, to remove bitter taste;
(6) walnut kernel after above-mentioned debitterize is removed astringent taste is put into grinding-wheel grinder pulp grinder, take consumption is the water of 75～80 ℃ of 6～8 times of walnut kernel weight simultaneously, limit adds waterside defibrination, separation is slagged tap, and then through adding water, carry out secondary pulping, twice slurries are mixed and with colloid mill fine grinding, obtain emulsion afterwards;
(7) above-mentioned emulsion is carried out to separation with dairy products disk centrifugal seperator, can obtain elementary walnut oil;
(8) above-mentioned elementary walnut oil is put into deodorization cylinder, the stress reaction pot that this deodorization cylinder is an airtight container, deodorization cylinder is warming up to 150 ℃ and distills deodorization, time is 1-3h, atomized elementary walnut oil (adopts vapours to heat this deodorization cylinder, make the atomization in airtight container of the rare cream of walnut, finally after collecting, obtain product oil);
(9) the elementary walnut oil of prepared atomization is above squeezed in glue kettle, oily temperature is controlled to 85-100 ℃, stir 1-2h, sedimentation and filtration, when oily temperature is down to 60 ℃ naturally, from the slag-drip opening of glue kettle, the colloid of precipitation is emitted, then collect and obtain product oil;
(10) above-mentioned product oil is heated at the temperature of 85～96 ℃ and within 15～20 minutes, carry out sterilization, thereby obtain transparence walnut oil;
The optical activity of prepared walnut oil (25 ℃) is 0.912, index of refraction (25 ℃) is 1.480, water-soluble volatile matter is less than 0.03%, insoluble impurities is less than 0.02%, acid number (mgKOH/g) is less than or equal to 3.5, peroxide value (mmol/kg) is less than or equal to 10, and iodine number (gI/100g) equals 140-155
The preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, it is characterized in that in the preparation process of described walnut oil: the walnut kernel that (4) disinfect above-mentioned process is processed until eliminate cortex color in alkali lye, described alkali lye can be selected NaOH, this naoh concentration 0.9%, soaking temperature is 78 ℃, soak time 3min, the amount * 7.12 of institute's alkali charge=walnut kernel
The preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, is characterized in that described in being prepared as follows of described linseed oil:
(1) enter to squeeze: screening linseed, impurity content is down to below 1%,
(2) steam base: the linseed after screening is put into steamer, at 30-45 ℃, steam 6-7min, the humidity of steamer is 15-20%,
(3) fry base: at 62 ℃, fry base, the time is 3-4min, afterwards raw material is poured in the container that is full of nitrogen cooling;
(4) just squeeze: by the continuous impouring oil equipment of the raw material of having fried, keep charging continuous uniform to enter to squeeze 5-10min, make elementary crude oil and grouts, described just squeezing temperature is 18-28 ℃, grouts thickness is at 3-4mm, squeeze continuously after three times, the elementary crude oil of squeezing out is entered in the ceramic vessel that is full of nitrogen standby;
(5) crude oil filters: the low temperature crude oil that upper step is squeezed out injects plate filter, and controlled pressure is at 2-3.5kg/cm
2, and adopt centrifuge natural sedimentation 24-48h;
(6) hydration degum: the crude oil after filtering is squeezed into hydration tank, aquation when intensification reaches 60 ℃, under the stirring of 60-80 rev/min, adding concentration is the salt solution of 4-6%, and brine temp is identical with oil temperature, stirs that after 25-35 minute, to reduce mixing speed be 40 revs/min, when the cohesion of range estimation phosphatide particle is obvious separation, stop stirring, now oil temperature keeps 60～70 ℃, after precipitation, unnecessary salt solution is got rid of, make the crude oil coming unstuck, the described sedimentation time is 8-20h;
(7) dry: in hydration tank, the crude oil after coming unstuck is dry with conduction oil, heat to 110 ℃, stir standing 15 hours 75 minutes;
(8) grease-decolor dewaxing: enter in bleacher to be warming up to 90 ℃ for-0.1Mpa decline oil pump in negative pressure, adding oil is heavily 4% atlapulgite, stirring 30min decolours, speed with 2 ℃/min is cooled to 65 ℃, then the speed with 1.5 ℃/min is cooled to-5 ℃, mixing speed during cooling is 10 turn/min, then the linseed oil after cooling is moved in thermostatic tank and filters and obtain linseed oil.
(9) deodorization, by the linseed oil making, at 150 ℃, deodorization under the condition that vacuum is 150Pa, both can obtain refining linseed oil.
The water-soluble volatile matter of resulting refining linseed oil is less than 0.03%, insoluble impurities is less than 0.02%, acid number (mgKOH/g) is less than or equal to 3.5, peroxide value (mmol/kg) is 4.7-5.5, alpha-linolenic acid content is about 55%, the preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, is characterized in that the speed of agitator in the preparation process (6) of described linseed oil is 75 revs/min.
Beneficial effect:
Content equilibrium of being rich in leukotrienes, linoleic acid, saturated fatty acid and unrighted acid of the present invention, can reduce the generation to people's angiocardiopathy and cancer, strengthens the healthy significant of people, method is simple to operate, safe, and production technology is advanced, do not introduce chemical substance, pollution-free, to invest littlely, oil yield is high, energy consumption is low, oleic acid in walnut oil is more than or equal to 23%, and linoleic acid content is greater than 58%, and linolenic acid content is greater than 12%; Under the high-temperature cooking of 200 ℃, wherein contained linoleic acid plus linolenic acid absolutely can not lost, and has guaranteed the nutritive value of edible oil.。
The specific embodiment
Below in conjunction with specific embodiment, further set forth the present invention.
A kind of health blend oil of proportioning equilibrium, it is characterized in that this health blend oil is comprised of olive oil, walnut oil, linseed oil and sunflower camellia ready-mixed oil, each percentage by weight forming is olive oil 25-60%, walnut oil 10-25%, linseed oil 15-30%, sunflower camellia ready-mixed oil is 10-40%, and the ratio of the linoleic acid plus linolenic acid of described health blend oil is 1: 1.
A kind of preparation method of health blend oil of foregoing a kind of proportioning equilibrium, it is characterized in that, by olive oil, walnut oil, linseed oil and sunflower camellia ready-mixed oil form, be olive oil 25-60% by weight percentage, walnut oil 10-25%, linseed oil 15-30%, sunflower camellia ready-mixed oil is 10-40%, put into blend tank, speed with turn/min of 40-60 stirs 15-35min, employing diatomite filter filters, then degassed 5-15min under the vacuum of-0.85atm, final sterile packaged obtains the health blend oil of proportioning equilibrium, the ratio of the linoleic acid plus linolenic acid of described health blend oil is 1: 1,
The preparation process of described sunflower camellia ready-mixed oil is as described below:
(1) produce crude oil, use purity is 92-100%, moisture content is that the camellia benevolence of 7-8% and sunflower seeds that moisture content is 8-10% be take percentage by weight as 76%-83%: the ratio proportioning of 20%-24% obtains compound, use mixer with mixing speed 26-32r/min, the compound uniform stirring of mixing time 6-10min to gained, compound after stirring is delivered in cooking pot, making the hot temperature degree that helps of conduction oil in cooking pot is 38-43 ℃, when compound skin temperature reaches 38-43 ℃, with mixing speed 40r/min, steam and fry 28min, the compound steaming after frying is fuel-displaced with rotating speed 47-53r/min squeezing by double helix cold pressing machine, through plate and frame type filter-press, filter again, obtain crude oil,
(2) alkali refining, in the crude oil of initial temperature 28-35 ℃, adding concentration of lye in 8min is the NaOH of 16-18%, with mixing speed 85r/min, stirs after 30min, and mixing speed is down to 26-29r/min, with 0.8-1.3 ℃/min, carry out heating direct after 73-78 ℃, static 5-8 hour;
(3) washing, oil temperature rises to after 76 ℃, uses the hot water of 96 ℃ to wash, and it is the 8-13% that oil is heavy that the weight of hot water is used in washing, and static 1.5-2.4 hour, more than repeating at least one times;
(4) dewater, the muddy oil in the top after washing is put into vacuum hydration plant heating in vacuum and stir, dehydration, vacuum is 0.1Mpa, temperature is 50 ℃, after stirring 30-120min, is cooled to 30 ℃;
(5) decolouring, to in the oil after dehydration, add decolorizer, stir, vacuumize while stirring, mixing speed is 25rmp, vacuum is 0.1Mpa, temperature is 55 ℃, and described decolorizer comprises active carbon, diatomite and attapulgite, and described active carbon is oil content 0.2%, diatomite is that 1.6% and attapulgite of oil content is oil content 1.2%, and mixing time is 30-120min;
(6) essence filter, first, by the oil process vacuum filtration of decolouring, the vacuum pressure of vacuum filtration is 0.05Mpa, filtration time is 30-60min, carry out afterwards diatomite filter filtration, this filtration time is 36min, finally adopt be less than 4um membrane filtration both elementary ready-mixed oil;
(7) deodorization, elementary ready-mixed oil when being raised to 96-103 ℃, odor removing pot oil temperature is opened to one-level vacuum valve, when odor removing pot oil temperature is raised to 127-134 ℃, open secondary vacuum valve and help vapours valve, odor removing pot oil temperature is raised to approximately 250 ℃ and stops heating up, keep 55-65min, then be cooled to 148-153 ℃ and close secondary vacuum valve, being cooled to 117-124 ℃ closes one-level vacuum valve and helps vapours valve, and keep 10-20min in the citric acid inspiration pot that is 0.009-0.013% by percentage by weight, when temperature is 0.009-0.013% by percentage by weight during to 48-53 ℃ 2, 6-DBMP sucks vacuum kettle and keeps 8-13min, after making oil temperature drop to 23-27 ℃, carry out winterization filtration,
(8) winterization is filtered, and after oil temperature is dropped to 1-3 ℃ of use filter press and filters, obtains sunflower and camellia ready-mixed oil after refining.
The preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, is characterized in that the preparation process of described olive oil is as described below:
(1) fruit removal of impurities and sorting, first remove the foreign material in selected olive fruits, and will go bad fruit and remove;
(2) clean, front selected fruit is put into service sink and flood 15-30min, then adopt recirculated water to clean, clean 30-100mim, the water temperature in service sink is 20 ℃;
(3) pulverize, by the olive after cleaning adopt pulverize for particle diameter be the olive particle of 2-3mm; (every nutrients such as acidity that can guarantee later stage olive oil under this particle remain to the best)
(4) preheating, is preheated to 23 ℃ by the olive particle after pulverizing; (this temperature is the temperature of the fusion in most convenient later stage)
(5) merge, adopt the jacketed pan with agitator, agitator speed is 27-35r/min, and in interlayer, with the hot water heating of 36-42 ℃, time of fusion is 55-60min, and pulp temperature maintains approximately 25 ℃;
(6) cake processed, becomes the olive pulp making the olive fruitcake of even thickness, and the thickness of this fruitcake is 30mm;
(7) oil expression, puts into oil press by prepared olive fruitcake and extracts oil, and the time of oil expression is 3-4h, makes olive and squeezes the juice, and the pressure of squeezing is 15-20MPa;
(8) coarse filtration, adopts 60 orders successively, 80 orders, and 100 orders and 120 orders obtain sieve filtration olive and squeeze the juice, and remove olive pulp particle, make olive oil juice;
(9) decant, the olive oil juice making after coarse filtration is put in and in decant bucket, carries out so sedimentation separation, the temperature of decant is 22 ℃, the decant time is 8-10h, after water-oil separating, the oil on upper strata is emitted from hydraulic fluid port, obtain preliminary olive oil, the water content of resulting preliminary olive oil is 5-10%, and material remaining in decant bucket is stand-by;
(10) centrifugation, puts into centrifuge centrifugation by material remaining in decant bucket, obtains remaining olive oil;
(11) vacuum filtration, puts into vacuum chamber vacuum filtration after preliminary olive oil and residue olive oil are merged, to 100% olive oil, described vacuum is 0.15MPa, the temperature of vacuum chamber is 25 ℃;
The acid number of prepared olive oil is less than 0.8mg/g, and ultraviolet absorption value (K232) is less than or equal to 0.16, and ultraviolet absorption value (K270) is less than or equal to 0.16, and peroxide value is less than or equal to 8mmol/kg.
The preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, is characterized in that the preparation process of described walnut oil is as described below:
(1) select fresh walnut kernel as raw material, and remove impurity;
(2) by above-mentioned, after the walnut kernel of selecting is cleaned, with clear water, soak, make its swollen that fully absorbs water, soak time is 2-10h;
(3) by above-mentioned, through the walnut kernel soaking, in 1% NaOH and/or 1% sodium chloride solution, soak 1～2 hour, after flushing, use again 0.35% peracetic acid disinfectant 10 minutes, with clear water, clean afterwards;
(4) walnut kernel of above-mentioned process being disinfected is processed until eliminate cortex color in alkali lye;
(5) walnut kernel after above-mentioned peeling is scalded 35-40 second in boiling water, to remove bitter taste;
(6) walnut kernel after above-mentioned debitterize is removed astringent taste is put into grinding-wheel grinder pulp grinder, take consumption is the water of 75～80 ℃ of 6～8 times of walnut kernel weight simultaneously, limit adds waterside defibrination, separation is slagged tap, and then through adding water, carry out secondary pulping, twice slurries are mixed and with colloid mill fine grinding, obtain emulsion afterwards;
(7) above-mentioned emulsion is carried out to separation with dairy products disk centrifugal seperator, can obtain elementary walnut oil;
(8) above-mentioned elementary walnut oil is put into deodorization cylinder, the stress reaction pot that this deodorization cylinder is an airtight container, deodorization cylinder is warming up to 150 ℃ and distills deodorization, time is 1-3h, atomized elementary walnut oil (adopts vapours to heat this deodorization cylinder, make the atomization in airtight container of the rare cream of walnut, finally after collecting, obtain product oil);
(9) the elementary walnut oil of prepared atomization is above squeezed in glue kettle, oily temperature is controlled to 85-100 ℃, stir 1-2h, sedimentation and filtration, when oily temperature is down to 60 ℃ naturally, from the slag-drip opening of glue kettle, the colloid of precipitation is emitted, then collect and obtain product oil;
(10) above-mentioned product oil is heated at the temperature of 85～96 ℃ and within 15～20 minutes, carry out sterilization, thereby obtain transparence walnut oil;
The optical activity of prepared walnut oil (25 ℃) is 0.912, index of refraction (25 ℃) is 1.480, water-soluble volatile matter is less than 0.03%, insoluble impurities is less than 0.02%, acid number (mgKOH/g) is less than or equal to 3.5, peroxide value (mmol/kg) is less than or equal to 10, and iodine number (gI/100g) equals 140-155
The preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, it is characterized in that in the preparation process of described walnut oil: the walnut kernel that (4) disinfect above-mentioned process is processed until eliminate cortex color in alkali lye, described alkali lye can be selected NaOH, this naoh concentration 0.9%, soaking temperature is 78 ℃, soak time 3min, the amount * 7.12 of institute's alkali charge=walnut kernel
The preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, is characterized in that described in being prepared as follows of described linseed oil:
(1) enter to squeeze: screening linseed, impurity content is down to below 1%,
(2) steam base: the linseed after screening is put into steamer, at 30-45 ℃, steam 6-7min, the humidity of steamer is 15-20%,
(3) fry base: at 62 ℃, fry base, the time is 3-4min, afterwards raw material is poured in the container that is full of nitrogen cooling;
(4) just squeeze: by the continuous impouring oil equipment of the raw material of having fried, keep charging continuous uniform to enter to squeeze 5-10min, make elementary crude oil and grouts, described just squeezing temperature is 18-28 ℃, grouts thickness is at 3-4mm, squeeze continuously after three times, the elementary crude oil of squeezing out is entered in the ceramic vessel that is full of nitrogen standby;
(5) crude oil filters: the low temperature crude oil that upper step is squeezed out injects plate filter, and controlled pressure is at 2-3.5kg/cm
2, and adopt centrifuge natural sedimentation 24-48h;
(6) hydration degum: the crude oil after filtering is squeezed into hydration tank, aquation when intensification reaches 60 ℃, under the stirring of 60-80 rev/min, adding concentration is the salt solution of 4-6%, and brine temp is identical with oil temperature, stirs that after 25-35 minute, to reduce mixing speed be 40 revs/min, when the cohesion of range estimation phosphatide particle is obvious separation, stop stirring, now oil temperature keeps 60～70 ℃, after precipitation, unnecessary salt solution is got rid of, make the crude oil coming unstuck, the described sedimentation time is 8-20h;
(7) dry: in hydration tank, the crude oil after coming unstuck is dry with conduction oil, heat to 110 ℃, stir standing 15 hours 75 minutes;
(8) grease-decolor dewaxing: enter in bleacher to be warming up to 90 ℃ for-0.1Mpa decline oil pump in negative pressure, adding oil is heavily 4% atlapulgite, stirring 30min decolours, speed with 2 ℃/min is cooled to 65 ℃, then the speed with 1.5 ℃/min is cooled to-5 ℃, mixing speed during cooling is 10 turn/min, then the linseed oil after cooling is moved in thermostatic tank and filters and obtain linseed oil.
(9) deodorization, by the linseed oil making, at 150 ℃, deodorization under the condition that vacuum is 150Pa, both can obtain refining linseed oil.
The water-soluble volatile matter of resulting refining linseed oil is less than 0.03%, insoluble impurities is less than 0.02%, acid number (mgKOH/g) is less than or equal to 3.5, peroxide value (mmol/kg) is 4.7-5.5, alpha-linolenic acid content is about 55%, the preparation method of the health blend oil of foregoing a kind of proportioning equilibrium, is characterized in that the speed of agitator in the preparation process (6) of described linseed oil is 75 revs/min.
Should be understood that these embodiment are only not used in and limit the scope of the invention for the present invention is described.In addition should be understood that those skilled in the art can make various changes or modifications the present invention after having read the content of the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (7)
1. the health care blending edible oil of a healthy proportion balance, it is characterized in that this health blend oil is comprised of olive oil, walnut oil, linseed oil and sunflower camellia ready-mixed oil, each percentage by weight forming is olive oil 25-60%, walnut oil 10-25%, linseed oil 15-30%, sunflower camellia ready-mixed oil is 10-40%, and the ratio of the linoleic acid plus linolenic acid of described health blend oil is 1: 1.
2. health care blending edible oil of a healthy proportion balance and preparation method thereof, it is characterized in that, by olive oil, walnut oil, linseed oil and sunflower camellia ready-mixed oil, be olive oil 25-60% by weight percentage, walnut oil 10-25%, linseed oil 15-30%, sunflower camellia ready-mixed oil is 10-40%, put into blend tank, speed with turn/min of 40-60 stirs 15-35min, employing diatomite filter filters, then degassed 5-15min under the vacuum of-0.85atm, final sterile packaged obtains the health blend oil of proportioning equilibrium, the ratio of the linoleic acid plus linolenic acid of described health blend oil is 1: 1,
The preparation process of described sunflower camellia ready-mixed oil is as described below:
(1) produce crude oil, use purity is 92-100%, moisture content is that the camellia benevolence of 7-8% and sunflower seeds that moisture content is 8-10% be take the ratio proportioning that percentage by weight is 76%-83%:20%-24% and obtained compound, use mixer with mixing speed 26-32r/min, the compound uniform stirring of mixing time 6-10min to gained, compound after stirring is delivered in cooking pot, making the hot temperature degree that helps of conduction oil in cooking pot is 38-43 ℃, when compound skin temperature reaches 38-43 ℃, with mixing speed 36-45r/min, steam and fry 25-30min, the compound steaming after frying is fuel-displaced with rotating speed 47-53r/min squeezing by double helix cold pressing machine, through plate and frame type filter-press, filter again, obtain crude oil.
(2) alkali refining, in the crude oil of initial temperature 28-35 ℃, adding concentration of lye in 7-9min is the NaOH of 16-18%, with mixing speed 83-87r/min, stir after 28-33min, mixing speed is down to 26-29r/min, with 0.8-1.3 ℃/min, carry out heating direct after 73-78 ℃, static 5-8 hour.
(3) washing, oil temperature rises to after 73-78 ℃, uses the hot water of 94-98 ℃ to wash, and it is the 8-13% that oil is heavy that the weight of hot water is used in washing, and static 1.5-2.4 hour, more than repeating at least one times.
(4) dewater, the muddy oil in the top after washing is put into vacuum hydration plant heating in vacuum and stir, dehydration, vacuum is 0.1Mpa, temperature is 50 ℃, after stirring 30-120min, is cooled to 30 ℃.
(5) decolouring, to in the oil after dehydration, add decolorizer, stir, vacuumize while stirring, mixing speed is 25rmp, vacuum is 0.1Mpa, temperature is 55 ℃, and described decolorizer comprises active carbon, diatomite and attapulgite, and described active carbon is oil content 0.2%, diatomite is that 1.6% and attapulgite of oil content is oil content 1.2%, and mixing time is 30-120min.
(6) essence filter, first, by the oil process vacuum filtration of decolouring, the vacuum pressure of vacuum filtration is 0.05Mpa, filtration time is 30-60min, carry out afterwards diatomite filter filtration, this filtration time is 30-40min, finally adopt be less than 4um membrane filtration both elementary ready-mixed oil.
(7) deodorization, elementary ready-mixed oil when being raised to 96-103 ℃, odor removing pot oil temperature is opened to one-level vacuum valve, when odor removing pot oil temperature is raised to 127-134 ℃, open secondary vacuum valve and help vapours valve, odor removing pot oil temperature is raised to approximately 250 ℃ and stops heating up, keep 55-65min, then be cooled to 148-153 ℃ and close secondary vacuum valve, being cooled to 117-124 ℃ closes one-level vacuum valve and helps vapours valve, and keep 10-20min in the citric acid inspiration pot that is 0.009-0.013% by percentage by weight, when temperature is 0.009-0.013% by percentage by weight during to 48-53 ℃ 2, 6 one DBMPs suck vacuum kettle and keep 8-13min, after making oil temperature drop to 23-27 ℃, carry out winterization filtration.
(8) winterization is filtered, and after oil temperature is dropped to 1-3 ℃ of use filter press and filters, obtains sunflower and camellia ready-mixed oil after refining.
3. the preparation method of the health blend oil of a kind of proportioning equilibrium as claimed in claim 2, is characterized in that the preparation process of described olive oil is as described below:
(1) fruit removal of impurities and sorting, first remove the foreign material in selected olive fruits, and will go bad fruit and remove;
(2) clean, front selected fruit is put into service sink and flood 15-30min, then adopt recirculated water to clean, clean 30-100mim, the water temperature in service sink is 20 ℃;
(3) pulverize, by the olive after cleaning adopt pulverize for particle diameter be the olive particle of 2-3mm;
(4) preheating, is preheated to 23 ℃ by the olive particle after pulverizing;
(5) merge, adopt the jacketed pan with agitator, agitator speed is 27-35r/min, and in interlayer, with the hot water heating of 36-42 ℃, time of fusion is 55-60min, and pulp temperature maintains approximately 25 ℃;
(6) cake processed, becomes the olive pulp making the olive fruitcake of even thickness, and the thickness of this fruitcake is 30mm;
(7) oil expression, puts into oil press by prepared olive fruitcake and extracts oil, and the time of oil expression is 3-4h, makes olive and squeezes the juice, and the pressure of squeezing is 15-20MPa;
(8) coarse filtration, adopts 60 orders successively, 80 orders, and 100 orders and 120 object sieves filter olive and squeeze the juice, and remove olive pulp particle, make olive oil juice;
(9) decant, the olive oil juice making after coarse filtration is put in and in decant bucket, carries out so sedimentation separation, the temperature of decant is 22 ℃, the decant time is 8-10h, after water-oil separating, the oil on upper strata is emitted from hydraulic fluid port, obtain preliminary olive oil, the water content of resulting preliminary olive oil is 5-10%, and material remaining in decant bucket is stand-by;
(10) centrifugation, puts into centrifuge centrifugation by material remaining in decant bucket, obtains remaining olive oil;
(11) vacuum filtration, puts into vacuum chamber vacuum filtration after preliminary olive oil and residue olive oil are merged, to 100% olive oil, described vacuum is 0.15MPa, the temperature of vacuum chamber is 25 ℃;
The acid number of prepared olive oil is less than 0.8mg/g, and ultraviolet absorption value (K232) is less than or equal to 0.16, and ultraviolet absorption value (K270) is less than or equal to 0.16, and peroxide value is less than or equal to 8mmol/kg.
4. the preparation method of the health blend oil of a kind of proportioning equilibrium as claimed in claim 2, is characterized in that the preparation process of described walnut oil is as described below:
(1) select fresh walnut kernel as raw material, and remove impurity;
(2) by above-mentioned, after the walnut kernel of selecting is cleaned, with clear water, soak, make its swollen that fully absorbs water, soak time is 2-10h;
(3) by above-mentioned, through the walnut kernel soaking, in 1% NaOH and/or 1% sodium chloride solution, soak 1～2 hour, after flushing, use again 0.35% peracetic acid disinfectant 10 minutes, with clear water, clean afterwards;
(4) walnut kernel of above-mentioned process being disinfected is processed until eliminate cortex color in alkali lye;
(5) walnut kernel after above-mentioned peeling is scalded 35-40 second in boiling water, to remove bitter taste;
(6) walnut kernel after above-mentioned debitterize is removed astringent taste is put into grinding-wheel grinder pulp grinder, take consumption is the water of 75～80 ℃ of 6～8 times of walnut kernel weight simultaneously, limit adds waterside defibrination, separation is slagged tap, and then through adding water, carry out secondary pulping, twice slurries are mixed and with colloid mill fine grinding, obtain emulsion afterwards;
(7) above-mentioned emulsion is carried out to separation with dairy products disk centrifugal seperator, can obtain elementary walnut oil;
(8) above-mentioned elementary walnut oil is put into deodorization cylinder, the stress reaction pot that this deodorization cylinder is an airtight container, is warming up to 150 ℃ to deodorization cylinder and distills deodorization, and the time is 1-3h, atomized elementary walnut oil;
(9) the elementary walnut oil of prepared atomization is above squeezed in glue kettle, oily temperature is controlled to 85-100 ℃, stir 1-2h, sedimentation and filtration, when oily temperature is down to 60 ℃ naturally, from the slag-drip opening of glue kettle, the colloid of precipitation is emitted, then collect and obtain product oil;
(10) above-mentioned product oil is heated at the temperature of 85～96 ℃ and within 15～20 minutes, carry out sterilization, thereby obtain transparence walnut oil;
The optical activity of prepared walnut oil (25 ℃) is 0.912, index of refraction (25 ℃) is 1.480, water-soluble volatile matter is less than 0.03%, insoluble impurities is less than 0.02%, acid number (mgKOH/g) is less than or equal to 3.5, peroxide value (mmol/kg) is less than or equal to 10, and iodine number (gI/100g) equals 140-155.
5. the preparation method of the health blend oil of a kind of proportioning equilibrium as claimed in claim 4, it is characterized in that in the preparation process of described walnut oil: the walnut kernel that (4) disinfect above-mentioned process is processed until eliminate cortex color in alkali lye, described alkali lye can be selected NaOH, this naoh concentration 0.9%, soaking temperature is 78 ℃, soak time 3min, the amount * 7.12 of institute's alkali charge=walnut kernel.
6. the preparation method of the health blend oil of a kind of proportioning equilibrium as claimed in claim 2, is characterized in that described in being prepared as follows of described linseed oil:
(1) enter to squeeze: screening linseed, impurity content is down to below 1%,
(2) steam base: the linseed after screening is put into steamer, at 30-45 ℃, steam 6-7min, the humidity of steamer is 15-20%,
(3) fry base: at 62 ℃, fry base, the time is 3-4min, afterwards raw material is poured in the container that is full of nitrogen cooling;
(4) just squeeze: by the continuous impouring oil equipment of the raw material of having fried, keep charging continuous uniform to enter to squeeze 5-10min, make elementary crude oil and grouts, described just squeezing temperature is 18-28 ℃, grouts thickness is at 3-4mm, squeeze continuously after three times, the elementary crude oil of squeezing out is entered in the ceramic vessel that is full of nitrogen standby;
(5) crude oil filters: the low temperature crude oil that upper step is squeezed out injects plate filter, and controlled pressure is at 2-3.5kg/cm
2, and adopt centrifuge natural sedimentation 24-48h;
(6) hydration degum: the crude oil after filtering is squeezed into hydration tank, aquation when intensification reaches 60 ℃, under the stirring of 60-80 rev/min, adding concentration is the salt solution of 4-6%, and brine temp is identical with oil temperature, stirs that after 25-35 minute, to reduce mixing speed be 40 revs/min, when the cohesion of range estimation phosphatide particle is obvious separation, stop stirring, now oil temperature keeps 60～70 ℃, after precipitation, unnecessary salt solution is got rid of, make the crude oil coming unstuck, the described sedimentation time is 8-20h;
(7) dry: in hydration tank, the crude oil after coming unstuck is dry with conduction oil, heat to 110 ℃, stir standing 15 hours 75 minutes;
(8) grease-decolor dewaxing: under-0.1Mpa, oil pump is entered in bleacher to be warming up to 90 ℃ in negative pressure, adding oil is heavily 4% atlapulgite, stirring 30min decolours, speed with 2 ℃/min is cooled to 65 ℃, then the speed with 1.5 ℃/min is cooled to-5 ℃, mixing speed during cooling is 10 turn/min, then the linseed oil after cooling is moved in thermostatic tank and adopts diatomite filter filtration to obtain linseed oil again.
(9) deodorization, by the linseed oil making, at 150 ℃, deodorization under the condition that vacuum is 150Pa, both can obtain refining linseed oil.
The water-soluble volatile matter of resulting refining linseed oil is less than 0.03%, and insoluble impurities is less than 0.02%, and acid number (mgKOH/g) is less than or equal to 3.5, and peroxide value (mmol/kg) is 4.7-5.5, and alpha-linolenic acid content is about 55%.
7. the preparation method of the health blend oil of a kind of proportioning equilibrium as claimed in claim 6, is characterized in that the speed of agitator in the preparation process (6) of described linseed oil is 75 revs/min.
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