CN107460034A - Giving off a strong fragrance rapeseed oil and preparation method thereof - Google Patents
Giving off a strong fragrance rapeseed oil and preparation method thereof Download PDFInfo
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- CN107460034A CN107460034A CN201710805922.3A CN201710805922A CN107460034A CN 107460034 A CN107460034 A CN 107460034A CN 201710805922 A CN201710805922 A CN 201710805922A CN 107460034 A CN107460034 A CN 107460034A
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- rapeseed oil
- vegetable seed
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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
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23D—EDIBLE OILS OR FATS, e.g. MARGARINES, SHORTENINGS, COOKING OILS
- A23D9/00—Other edible oils or fats, e.g. shortenings, cooking oils
- A23D9/02—Other edible oils or fats, e.g. shortenings, cooking oils characterised by the production or working-up
-
- 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
- C11B1/06—Production of fats or fatty oils from raw materials by pressing
-
- 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
- C11B3/008—Refining fats or fatty oils by filtration, e.g. including ultra filtration, dialysis
Abstract
The present invention relates to a kind of giving off a strong fragrance rapeseed oil and preparation method thereof, the preparation method comprises the following steps：Vegetable seed is subjected to removal of impurities processing first, obtains clean vegetable seed；Tealeaves and/or tea seeds pericarp are handled by ultramicro grinding, then sieves, is ultrasonically treated after adding soft water, then filter and collect filtrate；The vegetable seed is subjected to the filtrate using atomizing-dampening system equipment to it；The vegetable seed is positioned in tempering tower, carries out moistening vegetable seed processing；The product is put into roller seeds frying machine and carries out stir-fry seed；Centrifuged after the product is carried out into squeezing processing, then filter and collect filtrate, obtain giving off a strong fragrance rapeseed oil.The preparation method of the giving off a strong fragrance rapeseed oil of the present invention, in the giving off a strong fragrance rapeseed oil with rich flavor, smooth in taste produced simultaneously, the giving off a strong fragrance rapeseed oil that and can makes to fry seed technique productions using tradition is free of BaP or the not super national standard of content, makes natural giving off a strong fragrance rapeseed oil, green, health.
Description
Technical field
The invention belongs to food grease processing technology field, and in particular to a kind of giving off a strong fragrance rapeseed oil and preparation method thereof.
Background technology
With the continuous improvement of living standards of the people, the consumption idea of resident is there occurs great variety, by edible in the past clear
Light tasteless rape salad oil is converted to the edible giving off a strong fragrance rapeseed oil with traditional strong fragrance, its distinctive giving off a strong fragrance vegetable seed alopecia areata
Taste-strong fragrance, smooth in taste, is liked by Area Inhabitants such as the Hunan in China, Hubei, Yunnan, Guizhou and Sichuan.
Under the high temperature conditions, Maillard reaction and Oxidation of Fat and Oils occur for the generation of giving off a strong fragrance rapeseed oil flavor, mainly vegetable seed
Reaction, generate the small molecule odoring substances such as aldehyde, alcohol, ketone and heterocyclic and deepen color with oil color, processing technology is to giving off a strong fragrance vegetable seed
Oily flavor effect is notable, and it is substantially high that heterocyclic substance classes and relative amount in the pre-pressed crude oil for frying, squeezing acquisition are steamed through high temperature
In other rapeseed oils.Temperature is higher, and the frying time is longer, and acquisition flavor substance is also more, but can consequently also produce carcinogenic substance
BaP.
BaP, also known as 3,4- BaP, it is universally acknowledged three big carcinogenic substance (nitrosamine, aflatoxin and benzo
One of pyrene), multiple studies have shown that, BaP can be with the generation of inducing leukemia, lung cancer, liver cancer and breast cancer, due to BaP
, can be by processing, transporting, the approach such as storing and enter fatty foods with stronger lipophilic characteristics.BaP in edible vegetable oil
Formation mechanism study not yet obtain greater advance, it is not yet clear that the Producing reason in edible vegetable oil.
Its liquefaction and refinery practice are all concentrated on giving off a strong fragrance rapeseed oil patent at present, seldom focuses on inheriting tradition high temperature
Gun with low content of benzopyrene is dropped while frying seed technique, retains childhood giving off a strong fragrance rapeseed oil flavor.Such as：Number of patent application
201610797438.6 in a kind of processing method and number of patent application 201610773485.7 of giving off a strong fragrance rapeseed oil, employ de-
The PROCESS FOR TREATMENT giving off a strong fragrance rapeseed oil such as glue, alkali refining, decolouring, deodorization, by above-mentioned PROCESS FOR TREATMENT giving off a strong fragrance rapeseed oil flavor and nutrients
Matter is largely lost in, the preparation method of the giving off a strong fragrance rapeseed oil of number of patent application 201210477466.1, and seed technique is fried using low temperature,
Temperature is at 140 DEG C~145 DEG C, and the giving off a strong fragrance rapeseed oil flavor that this stir-fry seed technique is produced is not mellow, and fragrance is thin,《Agricultural product add
Work》2011 the 1st interim, and the scholar such as Zhang Qianyi exists《Giving off a strong fragrance rapeseed oil produces process for refining practice》In point out to fry seed temperature it is preferable
Value is between 180 DEG C~200 DEG C.A kind of preparation method of giving off a strong fragrance rapeseed oil of number of patent application 201510360202.1, in order that
Obtained giving off a strong fragrance rapeseed oil flavor is mellow, employs high temperature inert gas and carries out heating, drying and drying process, the method production
Cost is high, and is also easy to produce BaP, is not suitable for industrialized production.
The content of the invention
It is an object of the present invention to propose a kind of preparation method of giving off a strong fragrance rapeseed oil.
The preparation method of the giving off a strong fragrance rapeseed oil of the present invention, comprises the following steps：S101：First vegetable seed remove and lived together
Reason, obtains clean vegetable seed；S102：Tealeaves and/or tea seeds pericarp are handled by ultramicro grinding, then sieved, according still further to
Solid-liquid ratio is 1g：(4mL~8mL) is ultrasonically treated after adding soft water, is then filtered and is collected filtrate；S103：By the step
The vegetable seed that rapid S101 is obtained carries out the filtrate using atomizing-dampening system equipment to it；S104：The step S103 is obtained
Vegetable seed is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, it is 28 DEG C~30 DEG C to moisten vegetable seed temperature, and the time is 8h~10h；
S105：The obtained products of the step S104 are put into roller seeds frying machine, the temperature for then adjusting the seeds frying machine is 180 DEG C
After~200 DEG C, stir-fry seed is carried out；S106：Centrifuged after the obtained products of the step S105 are carried out into squeezing processing, then mistake
Filter and collect filtrate, obtain giving off a strong fragrance rapeseed oil.
The preparation method of the giving off a strong fragrance rapeseed oil of the present invention is right using the raw material that discarded tea seeds pericarp is tea leaching liquor
Tea seeds pericarp is recycled, and is turned waste into wealth, the income at lifting Tea planting family.Because tealeaves and tea seeds pericarp have
The physiological activators such as polyphenol, flavones, the generation of BaP can be suppressed under the high temperature conditions, so using giving off a strong fragrance oil-producing technique
Simultaneously, and can makes to fry the life of seed technique using tradition the giving off a strong fragrance rapeseed oil with rich flavor, smooth in taste that (high temperature stir-fry seed) is produced
The giving off a strong fragrance rapeseed oil of production is free of BaP or the not super national standard of content, makes natural giving off a strong fragrance rapeseed oil, green, health.
It is another object of the present invention to another preparation method for proposing giving off a strong fragrance rapeseed oil.
The preparation method of the giving off a strong fragrance rapeseed oil comprises the following steps：S101：Vegetable seed is subjected to removal of impurities processing first, obtained
Clean vegetable seed；S102：Tealeaves and/or tea seeds pericarp are placed in pot for solvent extraction, water is then added and carries out heating extraction, then
Filter and collect filtrate；Wherein, solid-liquid ratio 1:(2~6), extraction temperature are 40 DEG C~60 DEG C, and extraction time is 2h~3h, so
After filter and collect filtrate；S103：The vegetable seed that the step S101 is obtained is carried out described using atomizing-dampening system equipment to it
Filtrate；S104：The obtained vegetable seed of the step S103 is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, vegetable seed temperature is moistened
Spend for 28 DEG C~30 DEG C, the time is 8h~10h；S105：The obtained products of the step S104 are put into roller seeds frying machine, so
After the temperature for adjusting the seeds frying machine afterwards is 180 DEG C~200 DEG C, stir-fry seed is carried out；S106：The product that the step S105 is obtained
Centrifuged after carrying out squeezing processing, then filter and collect filtrate, obtain giving off a strong fragrance rapeseed oil.
In addition, the preparation method of the giving off a strong fragrance rapeseed oil of the present invention, can also have technical characteristic additional as follows：
Further, in the step S106, squeezing processing is carried out using screw oil expeller.
Further, in the step S101, the removal of impurities processing comprises the following steps：Using vibratory sieve impurity elimination, so
Afterwards stone is removed with specific-gravity stoner.
Further, in the step S105, the stir-fry seed time is 30min~60min.
Further, the moisture for the vegetable seed that the step S103 is obtained is 10%~12%.
Further, in the step S102, ultrasonic temperature be 30 DEG C~50 DEG C, ultrasonic time be 30min~
60min, ultrasonic power are 200W~250W.
Further, the tealeaves in the vegetable seed in the step S101 and the step S102 and/or tea seeds pericarp
Weight ratio is 500:1.
It is another object of the present invention to the giving off a strong fragrance rapeseed oil for proposing prepared by described method.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Embodiment
Embodiments of the invention are described below in detail, the embodiment is exemplary, it is intended to for explaining the present invention, and
It is not considered as limiting the invention.
Embodiment 1
Embodiment 1 proposes a kind of preparation method of giving off a strong fragrance rapeseed oil, comprises the following steps：
(1) vibratory sieve impurity elimination is used first, is then removed stone with specific-gravity stoner, is obtained clean vegetable seed.
(2) tealeaves and/or tea seeds pericarp are handled by ultramicro grinding, then sieves, be 1g according still further to solid-liquid ratio：
4mL is ultrasonically treated after adding soft water, is then filtered and is collected filtrate, and ultrasonic temperature is 50 DEG C, ultrasonic time 30min,
Ultrasonic power is 250W.Wherein, the tealeaves in the vegetable seed in the step (1) and the step (2) and/or tea seeds pericarp
Weight ratio is 500：1.
(3) vegetable seed for obtaining the step (1) carries out the filtrate using atomizing-dampening system equipment to it, finally gives
Moisture is 10% vegetable seed.
(4) vegetable seed that the step (3) obtains is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, vegetable seed temperature is moistened
Spend for 30 DEG C, time 8h.
(5) product that the step (4) obtains is put into roller seeds frying machine, the temperature for then adjusting the seeds frying machine is
After 200 DEG C, stir-fry seed is carried out, the stir-fry seed time is 30min.
(6) centrifuged after the product that the step (5) obtains being carried out into squeezing processing using screw oil expeller, then mistake
Filter and collect filtrate, obtain giving off a strong fragrance rapeseed oil, the μ g/kg of BaP content 2.3.
Embodiment 2
Embodiment 2 proposes a kind of preparation method of giving off a strong fragrance rapeseed oil, comprises the following steps：
(1) vibratory sieve impurity elimination is used first, is then removed stone with specific-gravity stoner, is obtained clean vegetable seed.
(2) tealeaves and/or tea seeds pericarp are handled by ultramicro grinding, then sieves, be 1g according still further to solid-liquid ratio：
8mL is ultrasonically treated after adding soft water, is then filtered and is collected filtrate, and ultrasonic temperature is 30 DEG C, ultrasonic time 60min,
Ultrasonic power is 200W.Wherein, the tealeaves in the vegetable seed in the step (1) and the step (2) and/or tea seeds pericarp
Weight ratio is 500：1.
(3) vegetable seed for obtaining the step (1) carries out the filtrate using atomizing-dampening system equipment to it, finally gives
Moisture is 12% vegetable seed.
(4) vegetable seed that the step (3) obtains is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, vegetable seed temperature is moistened
Spend for 28 DEG C, time 10h.
(5) product that the step (4) obtains is put into roller seeds frying machine, the temperature for then adjusting the seeds frying machine is
After 180 DEG C, stir-fry seed is carried out, the stir-fry seed time is 60min.
(6) centrifuged after the product that the step (5) obtains being carried out into squeezing processing using screw oil expeller, then mistake
Filter and collect filtrate, obtain giving off a strong fragrance rapeseed oil, the μ g/kg of BaP content 1.5.
Embodiment 3
Embodiment 3 proposes a kind of preparation method of giving off a strong fragrance rapeseed oil, comprises the following steps：
(1) vibratory sieve impurity elimination is used first, is then removed stone with specific-gravity stoner, is obtained clean vegetable seed.
(2) tealeaves and/or tea seeds pericarp are handled by ultramicro grinding, then sieves, be 1g according still further to solid-liquid ratio：
6mL is ultrasonically treated after adding soft water, is then filtered and is collected filtrate, and ultrasonic temperature is 40 DEG C, ultrasonic time 45min,
Ultrasonic power is 225W.
(3) vegetable seed for obtaining the step (1) carries out the filtrate using atomizing-dampening system equipment to it, finally gives
Moisture is 11% vegetable seed.
(4) vegetable seed that the step (3) obtains is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, vegetable seed temperature is moistened
Spend for 29 DEG C, time 9h.
(5) product that the step (4) obtains is put into roller seeds frying machine, the temperature for then adjusting the seeds frying machine is
After 190 DEG C, stir-fry seed is carried out, the stir-fry seed time is 45min.
(6) centrifuged after the product that the step (5) obtains being carried out into squeezing processing using screw oil expeller, then mistake
Filter and collect filtrate, obtain giving off a strong fragrance rapeseed oil, the μ g/kg of BaP content 1.6.
Embodiment 4
Embodiment 4 proposes a kind of preparation method of giving off a strong fragrance rapeseed oil, comprises the following steps：
(1) vegetable seed is subjected to removal of impurities processing first, obtains clean vegetable seed.
(2) tealeaves and/or tea seeds pericarp are placed in pot for solvent extraction, then add water and carry out heating extraction, then filter
And collect filtrate；Wherein, solid-liquid ratio 1:2, extraction temperature is 60 DEG C, extraction time 2h, then filters and collects filtrate.
(3) vegetable seed for obtaining the step (1) carries out the filtrate using atomizing-dampening system equipment to it.
(4) vegetable seed that the step (3) obtains is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, vegetable seed temperature is moistened
Spend for 30 DEG C, time 8h.
(5) product that the step (4) obtains is put into roller seeds frying machine, the temperature for then adjusting the seeds frying machine is
After 200 DEG C, stir-fry seed is carried out.
(6) centrifuged after the product that the step (5) obtains being carried out into squeezing processing, then filter and collect filtrate,
Obtain giving off a strong fragrance rapeseed oil, the μ g/kg of BaP content 2.0.
Embodiment 5
Embodiment 5 proposes a kind of preparation method of giving off a strong fragrance rapeseed oil, comprises the following steps：
(1) vegetable seed is subjected to removal of impurities processing first, obtains clean vegetable seed.
(2) tealeaves and/or tea seeds pericarp are placed in pot for solvent extraction, then add water and carry out heating extraction, then filter
And collect filtrate；Wherein, solid-liquid ratio 1:6, extraction temperature is 40 DEG C, extraction time 3h, then filters and collects filtrate.
(3) vegetable seed for obtaining the step (1) carries out the filtrate using atomizing-dampening system equipment to it.
(4) vegetable seed that the step (3) obtains is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, vegetable seed temperature is moistened
Spend for 28 DEG C, time 10h.
(5) product that the step (4) obtains is put into roller seeds frying machine, the temperature for then adjusting the seeds frying machine is
After 180 DEG C, stir-fry seed is carried out.
(6) centrifuged after the product that the step (5) obtains being carried out into squeezing processing, then filter and collect filtrate,
Obtain giving off a strong fragrance rapeseed oil, the μ g/kg of BaP content 1.8.
Embodiment 6
Embodiment 6 proposes a kind of preparation method of giving off a strong fragrance rapeseed oil, comprises the following steps：
(1) vegetable seed is subjected to removal of impurities processing first, obtains clean vegetable seed.
(2) tealeaves and/or tea seeds pericarp are placed in pot for solvent extraction, then add water and carry out heating extraction, then filter
And collect filtrate；Wherein, solid-liquid ratio 1:4, extraction temperature is 50 DEG C, extraction time 2.5h, then filters and collects filtrate.
(3) vegetable seed for obtaining the step (1) carries out the filtrate using atomizing-dampening system equipment to it.
(4) vegetable seed that the step (3) obtains is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, vegetable seed temperature is moistened
Spend for 29 DEG C, time 9h.
(5) product that the step (4) obtains is put into roller seeds frying machine, the temperature for then adjusting the seeds frying machine is
After 190 DEG C, stir-fry seed is carried out.
(6) centrifuged after the product that the step (5) obtains being carried out into squeezing processing, then filter and collect filtrate,
Obtain giving off a strong fragrance rapeseed oil, the μ g/kg of BaP content 2.2.
Embodiment 7
Embodiment 7 proposes a kind of preparation method of giving off a strong fragrance rapeseed oil, comprises the following steps：
(1) vegetable seed moisture 7.5% is chosen, by vibratory sieve impurity elimination, specific-gravity stoner except techniques such as stones, is obtained clean
500kg vegetable seed.
(2) lithocarpus litseifolius Sweet tea tealeaves 1kg is weighed to be positioned in pot for solvent extraction in solid-liquid ratio 1:6,60 DEG C of extraction temperature, extraction
Extracted under conditions of time 2h and collect filtrate.
(3) atomizing-dampening system equipment is used, lithocarpus litseifolius Sweet tea tealeaves aqueous leaching solution is carried out to vegetable seed, it is desirable to which vegetable seed
Moisture control is positioned in tempering tower in the vegetable seed after 11%, dampening after water, is carried out moistening vegetable seed processing, is moistened the vegetable seed time：In temperature
, it is necessary to 9h under the conditions of 30 DEG C of degree.
(4) 190 DEG C of seed temperature is fried into the feedstock transportation after profit vegetable seed to roller seeds frying machine, control, after frying seed time 30min
Screw oil expeller is transported to drag conveyor and enters low-temperature centrifugation after squeezing is handled, and obtains giving off a strong fragrance rapeseed oil, BaP content 1.5
μg/kg。
Embodiment 8
Embodiment 8 proposes a kind of preparation method of giving off a strong fragrance rapeseed oil, comprises the following steps：
(1) vegetable seed moisture 7% is chosen, by vibratory sieve impurity elimination, specific-gravity stoner except techniques such as stones, is obtained clean
500kg vegetable seed.
(2) tea seeds pericarp 1kg is weighed to be positioned in pot for solvent extraction in solid-liquid ratio 1:4,60 DEG C of extraction temperature, extraction time 2h
Under conditions of extract and collect filtrate.
(3) atomizing-dampening system equipment is used, tea seeds pericarp aqueous leaching solution is carried out to vegetable seed, it is desirable to water after vegetable seed dampening
Sub-control system is positioned in tempering tower in the vegetable seed after 12%, dampening, is carried out moistening vegetable seed processing, is moistened the vegetable seed time：In 30 DEG C of temperature
Under the conditions of, it is necessary to 8h.
(4) 190 DEG C of seed temperature is fried into the feedstock transportation after profit vegetable seed to roller seeds frying machine, control, after frying seed time 30min
Screw oil expeller is transported to drag conveyor and enters low-temperature centrifugation after squeezing is handled, and obtains giving off a strong fragrance rapeseed oil, BaP content 2.5
μg/kg。
Embodiment 9
Embodiment 9 proposes a kind of preparation method of giving off a strong fragrance rapeseed oil, comprises the following steps：
(1) vegetable seed moisture 8% is chosen, by vibratory sieve impurity elimination, specific-gravity stoner except techniques such as stones, is obtained clean
500kg vegetable seed.
(2) tone tablet beach tea 1kg is weighed to be positioned in pot for solvent extraction in solid-liquid ratio 1:5,60 DEG C of extraction temperature, extraction time 2h bar
Extracted under part and collect filtrate.
(3) atomizing-dampening system equipment is used, tone tablet beach tea tealeaves aqueous leaching solution is carried out to vegetable seed, it is desirable to water after vegetable seed dampening
Sub-control system is positioned in tempering tower in the vegetable seed after 11%, dampening, is carried out moistening vegetable seed processing, is moistened the vegetable seed time：In 30 DEG C of temperature
Under the conditions of, it is necessary to 9h.
(4) 190 DEG C of seed temperature is fried into the feedstock transportation after profit vegetable seed to roller seeds frying machine, control, after frying seed time 30min
Screw oil expeller is transported to drag conveyor and enters low-temperature centrifugation after squeezing is handled, and obtains giving off a strong fragrance rapeseed oil, BaP content 2.0
μg/kg。
Contrasted below using three kinds of methods for producing giving off a strong fragrance rapeseed oil：
A methods：Using the method for low temperature stir-fry seed produce and take (after dampening and profit vegetable seed processing), wherein, dish
Seed water content 9%, using 160 DEG C of seed temperature is fried, the condition for frying seed time 30min carries out squeezing processing.
B methods：Use conventional methods and produced (after dampening and profit vegetable seed processing), wherein, vegetable seed is aqueous
Amount 9%, using 190 DEG C of seed temperature is fried, the condition for frying seed time 30min carries out squeezing processing.
C methods：Extracted using the method for embodiment 3, wherein, vegetable seed water content 9%, using lithocarpus litseifolius Sweet tea tea
Leaf leaching liquor carries out moisture 12% after dampening and profit vegetable seed processing, fries 190 DEG C of seed temperature, fries the condition of seed time 30min
Carry out squeezing processing.
The giving off a strong fragrance rapeseed oil physical and chemical index obtained using three kinds of method for producing oil is as shown in table 1：
Table 1：The giving off a strong fragrance rapeseed oil physical and chemical index that three kinds of processing methods obtain
C methods, which can be obtained, from table 1 uses not only minimum 1.5 μ of BaP content of giving off a strong fragrance rapeseed oil made from this patent
G/kg, peroxide value 2mmol/kg, and with rich flavor, mellow, smooth in taste, quality are best；The rapeseed oil of A methods due to
Seed technique is fried using low temperature, alopecia areata taste is not strong, and the high 4 μ g/kg of BaP content；B methods use traditional giving off a strong fragrance vegetable seed liquefaction
Process high-temperature fries seed, and obtained giving off a strong fragrance rapeseed oil is although with rich flavor, mellow, but its BaP content is up to 12 μ g/kg, surpasses
The μ g/kg of national standard 10.
Randomly select 18 normal adults to be tested, be divided into 6 groups, eat respectively use the embodiment daily
The food of 1-6 giving off a strong fragrance rapeseed oil culinary art, is cooked using 30g giving off a strong fragrance rapeseed oil daily, after one month, detection experiment people
The content of the internal cholesterol (TC) of member and triglycerides (TG).Refer to table 2.
Table 2：TC, TG content before and after the food of edible each embodiment giving off a strong fragrance rapeseed oil culinary art
From table 2 it can be seen that after the giving off a strong fragrance rapeseed oil cooking food of the edible embodiment of the present invention 1~6, testing crew body
Interior cholesterol (TC) and the content of triglycerides (TG) all do not increase significantly, especially in the dense of edible embodiment 4-6
After fragrant vegetable seed oil cooking food, the content of cholesterol (TC) and triglycerides (TG) in testing crew body is decreased obviously,
Illustrate that the giving off a strong fragrance rapeseed oil that embodiment 4~6 is prepared using heating extraction can adjust body function, reduce cholesterol and blood fat
Deng.
The preparation method of the giving off a strong fragrance rapeseed oil of the present invention is right using the raw material that discarded tea seeds pericarp is tea leaching liquor
Tea seeds pericarp is recycled, and is turned waste into wealth, the income at lifting Tea planting family.Because tealeaves and tea seeds pericarp have
The physiological activators such as polyphenol, flavones, the generation of BaP can be suppressed under the high temperature conditions, so using giving off a strong fragrance oil-producing technique
Simultaneously, and can makes to fry the life of seed technique using tradition the giving off a strong fragrance rapeseed oil with rich flavor, smooth in taste that (high temperature stir-fry seed) is produced
The giving off a strong fragrance rapeseed oil of production is free of BaP or the not super national standard of content, makes natural giving off a strong fragrance rapeseed oil, green, health.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the different embodiments or example and the feature of different embodiments or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (9)
1. a kind of preparation method of giving off a strong fragrance rapeseed oil, it is characterised in that comprise the following steps：
S101：Vegetable seed is subjected to removal of impurities processing first, obtains clean vegetable seed；
S102：Tealeaves and/or tea seeds pericarp are handled by ultramicro grinding, then sieves, is 1g according still further to solid-liquid ratio：(4mL
~8mL) add soft water after be ultrasonically treated, then filter and collect filtrate；
S103：The vegetable seed that the step S101 is obtained carries out the filtrate using atomizing-dampening system equipment to it；
S104：The obtained vegetable seed of the step S103 is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, vegetable seed temperature is moistened
Spend for 28 DEG C~30 DEG C, the time is 8h~10h；
S105：The obtained products of the step S104 are put into roller seeds frying machine, the temperature for then adjusting the seeds frying machine is
After 180 DEG C~200 DEG C, stir-fry seed is carried out；
S106：Centrifuged after the obtained products of the step S105 are carried out into squeezing processing, then filter and collect filtrate, obtain
To giving off a strong fragrance rapeseed oil.
2. a kind of preparation method of giving off a strong fragrance rapeseed oil, it is characterised in that comprise the following steps：
S101：Vegetable seed is subjected to removal of impurities processing first, obtains clean vegetable seed；
S102：Tealeaves and/or tea seeds pericarp are placed in pot for solvent extraction, water is then added and carries out heating extraction, then filter simultaneously
Collect filtrate；Wherein, solid-liquid ratio 1:(2~6), extraction temperature are 40 DEG C~60 DEG C, and extraction time is 2h~3h, is then filtered
And collect filtrate；
S103：The vegetable seed that the step S101 is obtained carries out the filtrate using atomizing-dampening system equipment to it；
S104：The obtained vegetable seed of the step S103 is positioned in tempering tower, carries out moistening vegetable seed processing；Wherein, vegetable seed temperature is moistened
Spend for 28 DEG C~30 DEG C, the time is 8h~10h；
S105：The obtained products of the step S104 are put into roller seeds frying machine, the temperature for then adjusting the seeds frying machine is
After 180 DEG C~200 DEG C, stir-fry seed is carried out；
S106：Centrifuged after the obtained products of the step S105 are carried out into squeezing processing, then filter and collect filtrate, obtain
To giving off a strong fragrance rapeseed oil.
3. the preparation method of giving off a strong fragrance rapeseed oil according to claim 1 or 2, it is characterised in that in the step S106,
Squeezing processing is carried out using screw oil expeller.
4. the preparation method of giving off a strong fragrance rapeseed oil according to claim 1 or 2, it is characterised in that in the step S101,
The removal of impurities processing comprises the following steps：Using vibratory sieve impurity elimination, then stone is removed with specific-gravity stoner.
5. the preparation method of giving off a strong fragrance rapeseed oil according to claim 1 or 2, it is characterised in that in the step S105,
The stir-fry seed time is 30min~60min.
6. the preparation method of giving off a strong fragrance rapeseed oil according to claim 1 or 2, it is characterised in that the step S103 is obtained
The vegetable seed moisture be 10%~12%.
7. the preparation method of giving off a strong fragrance rapeseed oil according to claim 1, it is characterised in that in the step S102, surpass
Sound temperature is 30 DEG C~50 DEG C, and ultrasonic time is 30min~60min, and ultrasonic power is 200W~250W.
8. the preparation method of giving off a strong fragrance rapeseed oil according to claim 1 or 2, it is characterised in that in the step S101
Vegetable seed is 500 with the tealeaves in the step S102 and/or the weight ratio of tea seeds pericarp:1.
9. giving off a strong fragrance rapeseed oil prepared by the method described in claim any one of 1-8.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109054995A (en) * | 2018-07-16 | 2018-12-21 | 任小林 | A kind of oil expression method of wild pepper seed |
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| CN104694243A (en) * | 2015-02-13 | 2015-06-10 | 安徽嘉旗粮油工程技术有限公司 | Method for preparing aromatic rapeseed oil |
| CN106554847A (en) * | 2016-11-25 | 2017-04-05 | 威海恒基伟业信息科技发展有限公司 | A kind of preparation method of tea-polyphenol-enrictea tea oil |
| CN106615594A (en) * | 2017-02-09 | 2017-05-10 | 怀化学院 | Low-sugar ice cream and production method thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104694243A (en) * | 2015-02-13 | 2015-06-10 | 安徽嘉旗粮油工程技术有限公司 | Method for preparing aromatic rapeseed oil |
| CN106554847A (en) * | 2016-11-25 | 2017-04-05 | 威海恒基伟业信息科技发展有限公司 | A kind of preparation method of tea-polyphenol-enrictea tea oil |
| CN106615594A (en) * | 2017-02-09 | 2017-05-10 | 怀化学院 | Low-sugar ice cream and production method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109054995A (en) * | 2018-07-16 | 2018-12-21 | 任小林 | A kind of oil expression method of wild pepper seed |
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