CN110903909A - A method for preparing vegetable oil and supercritical CO2Method for extracting pepper essential oil - Google Patents
A method for preparing vegetable oil and supercritical CO2Method for extracting pepper essential oil Download PDFInfo
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- CN110903909A CN110903909A CN201911319803.2A CN201911319803A CN110903909A CN 110903909 A CN110903909 A CN 110903909A CN 201911319803 A CN201911319803 A CN 201911319803A CN 110903909 A CN110903909 A CN 110903909A
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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
- C11B9/00—Essential oils; Perfumes
- C11B9/02—Recovery or refining of essential oils from raw materials
- C11B9/025—Recovery by solvent extraction
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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
- C11B1/10—Production of fats or fatty oils from raw materials by extracting
- C11B1/104—Production of fats or fatty oils from raw materials by extracting using super critical gases or vapours
Abstract
The invention discloses a method for preparing a fertilizer by using vegetable oil and supercritical CO2The method for extracting the pepper essential oil comprises the following steps: fully crushing pepper particles to be extracted into powder; adding vegetable oil into an extraction kettle containing pepper powder according to a preset specific gravity; introducing supercritical CO into the extraction kettle2Carrying out extraction; separating by a separation tower after extraction to obtain a finished product of zanthoxylum oil which can be directly used as a food additive; according to the invention, the vegetable oil is extracted together with the pepper raw material in a certain proportion, and the pepper essential oil is dissolved in the vegetable oil in the extraction process, so that the prepared product can be directly sold, and the finished product is transparent, free of insoluble substances and precipitate and good in taste; six extraction kettles are communicated with each other through six extraction passages for circulating extraction, so that the extraction time is ensured to be uninterrupted, and the extraction efficiency is improved.
Description
[ technical field ] A method for producing a semiconductor device
The invention belongs to the field of seasoning extraction, and particularly relates to a seasoning extraction method by using vegetable oil and supercritical CO2A method for extracting fructus Zanthoxyli essential oil is provided.
[ background of the invention ]
The pericarpium Zanthoxyli can be used as flavoring agent, and can be used for extracting aromatic oil, or used as medicine, and the seed can be edible, or processed into soap. The pricklyash peel essential oil is a thick paste fluid with natural spicy taste extracted from natural plant pricklyash peel. The high-purity and high-concentration pepper essential oil concentrate has the characteristics of strong fragrance, pure hemp taste, convenient use and the like, can be used as a food additive and a seasoning, and is an indispensable high-value raw material for medicines and chemical industry.
The zanthoxylum oil finished product directly eaten by consumers has the zanthoxylum oil degree of 2mg/g, namely about 0.2 percent, and the zanthoxylum oil finished product used as a food additive generally requires the zanthoxylum oil degree of 100 plus 150mg/g, namely about 10 percent, but in the prior art, the zanthoxylum oil finished product used as the food additive is prepared by compounding vegetable oil and zanthoxylum oil according to a certain proportion, and because macromolecular substances which are similar to polysaccharide components exist in the zanthoxylum oil, the prepared zanthoxylum oil finished product can generate precipitation and incomplete dissolution in the blending process, the taste is influenced, the finished product is not bright, impurities exist, and insoluble substances are suspended, so the sale is influenced.
[ summary of the invention ]
The invention aims to provide a method for utilizing vegetable oil and supercritical CO2A method for extracting essential oil of zanthoxylum bungeanum maxim aims to solve the problems that the prior zanthoxylum bungeanum maxim oil finished product is not bright, insoluble substances are suspended, and precipitates are easy to generate at the bottom of a bottle.
The invention adopts the following technical scheme: a method for preparing vegetable oil and supercritical CO2The method for extracting the pepper essential oil comprises the following steps:
fully crushing pepper particles to be extracted into powder;
adding vegetable oil into an extraction kettle containing pepper powder according to a preset specific gravity;
introducing supercritical CO into the extraction kettle2Carrying out extraction;
separating by a separation tower after extraction to obtain the zanthoxylum oil finished product which can be directly used as a food additive.
Further, the weight ratio of the pepper particles to the vegetable oil is 8: 2.
Furthermore, three separation towers are arranged and are sequentially connected in series.
Furthermore, six extraction kettles are arranged, wherein the six extraction kettles are used for containing spices, and supercritical CO is introduced into the six extraction kettles2Extracting essential oil from the spice, wherein two adjacent extraction kettles are communicated through a series valve, and each extraction kettle is communicated with supercritical CO2The storage tank and the separation tower are communicated with each other to form six extraction passages, and the six extraction passages are formed by three sequentially adjacent extraction kettles and supercritical CO2The storage tank is communicated with the separation tower.
Further, the six extraction kettles are respectively a first extraction kettle, a second extraction kettle, a third extraction kettle, a fourth extraction kettle, a fifth extraction kettle and a sixth extraction kettle, and the six extraction passages are a first passage, a second passage, a third passage, a fourth passage, a fifth passage and a sixth passage;
the first path is: supercritical CO2The storage tank, the first extraction kettle, the second extraction kettle, the third extraction kettle and the separation tower are sequentially connected in series;
the second path is: supercritical CO2The storage tank, the second extraction kettle, the third extraction kettle, the fourth extraction kettle and the separation tower are sequentially connected in series;
the third path is: supercritical CO2The storage tank, the third extraction kettle, the fourth extraction kettle, the fifth extraction kettle and the separation tower are sequentially connected in series;
the fourth path is: supercritical CO2The storage tank, the fourth extraction kettle, the fifth extraction kettle, the sixth extraction kettle and the separation tower are sequentially connected in series;
the fifth path is: supercritical CO2The storage tank, the fifth extraction kettle, the sixth extraction kettle, the first extraction kettle and the separation tower are sequentially connected in series;
the sixth path is: supercritical CO2The storage tank, the sixth extraction kettle, the first extraction kettle, the second extraction kettle and the separation tower are sequentially connected in series.
The invention has the beneficial effects that: according to the invention, the vegetable oil is extracted together with the pepper raw material in a certain proportion, and the pepper essential oil is dissolved in the vegetable oil in the extraction process, so that the prepared product can be directly sold, and the finished product is transparent, free of insoluble substances and precipitate and good in taste; six extraction kettles are communicated with each other through six extraction passages for circulating extraction, so that the extraction time is ensured to be uninterrupted, and the extraction efficiency is improved.
[ description of the drawings ]
FIG. 1 is a schematic structural diagram of the present invention.
Wherein: 1. a first extraction kettle; 2. a second extraction kettle; 3. a third extraction kettle; 4. a fourth extraction kettle; 5. a fifth extraction kettle; 6. a sixth extraction kettle; 7. a separation column; 8. supercritical CO2A storage tank;
[ detailed description ] embodiments
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention discloses a method for utilizing vegetable oil and supercritical CO2The method for extracting the pepper essential oil comprises the following steps:
fully crushing pepper particles to be extracted into powder;
adding vegetable oil into an extraction kettle containing pepper powder according to a preset specific gravity; the proportion of the pepper to the vegetable oil is 8:2,
introducing supercritical CO into the extraction kettle2Carrying out extraction; separating by a separation tower 7 after extraction to obtain the zanthoxylum oil finished product which can be directly used as a food additive.
Wherein, three separation towers 7 are arranged, and the three separation towers 7 are sequentially connected in series; six extraction kettles are used for containing spices, and supercritical CO is introduced2Extracting the essential oil from the spice.
According to the invention, the vegetable oil is extracted together with the pepper raw material in a certain proportion, and the pepper essential oil is dissolved in the vegetable oil in the extraction process, so that the prepared product can be directly sold, and the finished product is transparent, free of insoluble substances and precipitate and good in taste; in the prior art, the zanthoxylum essential oil is extracted and then dissolved and diluted with vegetable oil or other oil, the vegetable oil can be soybean oil, rapeseed oil and the like, and the prepared finished product is used or sold.
As shown in fig. 1Six extraction kettles are arranged, and are used for holding spices, and supercritical CO is introduced into the extraction kettles2Extracting essential oil from the spice, wherein two adjacent extraction kettles are communicated through a series valve, and each extraction kettle is communicated with supercritical CO2The storage tank 8 and the separation tower 7 are communicated with each other to form six extraction paths, and the six extraction paths are formed by three sequentially adjacent extraction kettles and supercritical CO2The storage tank 8 is communicated with the separation tower 7.
Six extraction kettles are first extraction cauldron 1, second extraction cauldron 2, third extraction cauldron 3, fourth extraction cauldron 4, fifth extraction cauldron 5 and sixth extraction cauldron 6 respectively, and the extraction time of each extraction cauldron is 6 hours, and the extraction start time of two adjacent extraction kettles distributes in proper order with the tolerance for the arithmetic progression of 2 hours, and six extraction passageways are first route, second route, third route, fourth route, fifth route and sixth route, six extraction passageways series connection cycle work.
The six extraction passages comprise a first passage, a second passage, a third passage, a fourth passage, a fifth passage and a sixth passage; the first path is: supercritical CO2The storage tank 8, the first extraction kettle 1, the second extraction kettle 2, the third extraction kettle 3 and the separation tower 7 are sequentially connected in series; the second path is: supercritical CO2The storage tank 8, the second extraction kettle 2, the third extraction kettle 3, the fourth extraction kettle 4 and the separation tower 7 are sequentially connected in series; the third path is: supercritical CO2The storage tank 8, the third extraction kettle 3, the fourth extraction kettle 4, the fifth extraction kettle 5 and the separation tower 7 are sequentially connected in series; the fourth path is: supercritical CO2The storage tank 8, the fourth extraction kettle 4, the fifth extraction kettle 5, the sixth extraction kettle 6 and the separation tower 7 are sequentially connected in series; the fifth path is: supercritical CO2The storage tank 8, the fifth extraction kettle 5, the sixth extraction kettle 6, the first extraction kettle 1 and the separation tower 7 are sequentially connected in series; the sixth path is: supercritical CO2The storage tank 8, the sixth extraction kettle 6, the first extraction kettle 1, the second extraction kettle 2 and the separation tower 7 are connected in series in sequence.
By adjusting the opening time of six extraction kettles which are connected in series in sequence, opening and closing a series valve between the extraction kettles, opening and closing the extraction kettles and supercritical CO2Valves between the devices, opening and closing between each extraction kettle and the separation tower 7The valve of (2) ensures that three adjacent extraction kettles carry out extraction in any time period, and enables six extraction kettles to carry out circular extraction. The six extraction kettles are communicated with each other through the six extraction passages for circular extraction, so that the extraction is ensured to be uninterrupted, the extraction efficiency is improved, three extraction kettles are ensured to perform extraction at any time through the communication of the extraction kettles, the circulation is alternated, and the problem that the working time is prolonged because the extraction kettles replace materials is thoroughly avoided.
The use flow of the extraction system in the invention is as follows:
when the extraction is started, the preparation passage and the starting passage are firstly opened by utilizing a starting method, wherein the starting method is to firstly open the supercritical CO2Valves among the storage tank 8, the first extraction kettle 1 and the separation tower 7 form a circulating preparation passage, namely, an air inlet valve of the first extraction kettle 1 is opened, so that the first extraction kettle 1 and the supercritical CO are separated2The storage tank 8 is communicated, the gas outlet valve of the first extraction kettle 1 is opened to communicate the first extraction kettle 1 with the separation tower 7, and then the supercritical CO is opened after the preset time, namely 2 hours2The valves of the storage tank 8, the first extraction kettle 1, the second extraction kettle 2 and the separation tower 7 form a circulating starting channel, namely, the gas outlet valve of the first extraction kettle 1 is closed, the string valve between the first extraction kettle 1 and the second extraction kettle 2 is opened, the gas outlet valve of the second extraction kettle 2 is opened, and the gas inlet valve of the second extraction kettle 2 is closed, so that the second extraction kettle 2 is communicated with the separation tower 7.
After the starting channel is opened for 2 hours, a series valve between the second extraction kettle 2 and the third extraction kettle 3 is opened, and an air outlet valve of the third extraction kettle 3 is opened, so that the third extraction kettle 3 is communicated with the separation tower 7; the gas outlet valve of the second extraction kettle 2 is closed, the gas inlet valve of the third extraction kettle 3 is closed, and at the moment, the supercritical CO begins to be introduced into the first passage2And extraction is started.
After the first passage is extracted for 2 hours, the kettle-pouring operation is started, namely, the material-changing operation is started, the valve connecting the third extraction kettle 3 and the fourth extraction kettle 4 is opened, the air outlet valve of the fourth extraction kettle 4 is opened, the air inlet valve of the fourth extraction kettle 4 is closed, the air outlet valve of the third extraction kettle 3 is closed, and at the moment, the first extraction kettle 1, the second extraction kettle 2, the third extraction kettle 3 and the fourth extraction kettle 4 are closedAnd the operation is started. Then the air inlet valve of the second extraction kettle 2 is opened, the series valve of the first extraction kettle 1 and the second extraction kettle 2 is closed, the air inlet valve of the first extraction kettle 1 is closed, at the moment, the second extraction kettle 2, the third extraction kettle 3 and the fourth extraction kettle 4 normally operate, and the second passage starts to be communicated with the supercritical CO2And (3) extracting, finishing the kettle-pouring work, emptying the first extraction kettle 1, and then loading the first extraction kettle 1.
After the second channel is extracted for 2 hours, the operation of pouring the extraction kettle is started, namely, the material changing operation is started, the valve connecting the fourth extraction kettle 4 and the fifth extraction kettle 5 is started, the air outlet valve of the fifth extraction kettle 5 is started, the air inlet valve of the fifth extraction kettle 5 is closed, the air outlet valve of the fourth extraction kettle 4 is closed, and at the moment, the second extraction kettle 2, the third extraction kettle 3, the fourth extraction kettle 4 and the fifth extraction kettle 5 start to operate. Then the air inlet valve of the third extraction kettle 3 is opened, the series valve of the second extraction kettle 2 and the third extraction kettle 3 is closed, the air inlet valve of the second extraction kettle 2 is closed, at the moment, the third extraction kettle 3, the fourth extraction kettle 4 and the fifth extraction kettle 5 normally operate, and the third passage starts to be communicated with the supercritical CO2And (4) extracting, finishing the kettle-pouring work, emptying the second extraction kettle 2, and loading the second extraction kettle 2 after emptying.
After the third channel is extracted for 2 hours, the operation of pouring the extraction kettle is started, namely, the material changing operation is started, the series valve of the fifth extraction kettle 5 and the sixth extraction kettle 6 is started, the gas outlet valve of the sixth extraction kettle 6 is started, the gas inlet valve of the sixth extraction kettle 6 is closed, the gas outlet valve of the fifth extraction kettle 5 is closed, and at the moment, the third extraction kettle 3, the fourth extraction kettle 4, the fifth extraction kettle 5 and the sixth extraction kettle 6 start to operate. Then, an air inlet valve of the fourth extraction kettle 4 is opened, series valves of the third extraction kettle 3 and the fourth extraction kettle 4 are closed, and an air inlet valve of the third extraction kettle 3 is closed, at the moment, the fourth extraction kettle 4, the fifth extraction kettle 5 and the sixth extraction kettle 6 normally operate, and the fourth passage starts to be communicated with the supercritical CO2And (4) extracting, finishing the kettle-pouring work, emptying the third extraction kettle 3, and then loading the third extraction kettle 3.
After the fourth channel is extracted for 2 hours, the operation of pouring the material out of the kettle is started, namely, the material changing operation is started, and the sixth extraction kettle 6 are startedThe valve of the first extraction kettle 1 is connected with the gas outlet valve of the first extraction kettle 1, the gas inlet valve of the first extraction kettle 1 is closed, the gas outlet valve of the sixth extraction kettle 6 is closed, and at the moment, the fourth extraction kettle 4, the fifth extraction kettle 5, the sixth extraction kettle 6 and the first extraction kettle 1 start to work. Then, an air inlet valve of the fifth extraction kettle 5 is opened, a series valve of the fourth extraction kettle 4 and the fifth extraction kettle 5 is closed, and an air inlet valve of the fourth extraction kettle 4 is closed, at the moment, the fifth extraction kettle 5, the sixth extraction kettle 6 and the first extraction kettle 1 normally operate, and the fifth passage starts to be communicated with the supercritical CO2And (4) extracting, finishing the kettle-pouring work, emptying the fourth extraction kettle 4, and loading the fourth extraction kettle 4 after emptying.
After the fifth channel is extracted for 2 hours, the operation of pouring the extraction kettle is started, namely, the material changing operation is started, the valve connecting the first extraction kettle 1 and the second extraction kettle 2 is started, the gas outlet valve of the second extraction kettle 2 is started, the gas inlet valve of the second extraction kettle 2 is closed, the gas outlet valve of the first extraction kettle 1 is closed, and at the moment, the fifth extraction kettle 5, the sixth extraction kettle 6, the first extraction kettle 1 and the second extraction kettle 2 start to work. Then the air inlet valve of the sixth extraction kettle 6 is opened, the series valve of the fifth extraction kettle 5 and the sixth extraction kettle 6 is closed, the air inlet valve of the fifth extraction kettle 5 is closed, at the moment, the sixth extraction kettle 6, the first extraction kettle 1 and the second extraction kettle 2 normally operate, and the sixth passage starts to be communicated with the supercritical CO2And (4) extracting, finishing the operation of pouring the extraction kettle, emptying the fifth extraction kettle 5, and then loading the fifth extraction kettle 5.
After the sixth channel is extracted for 2 hours, the operation of pouring the extraction kettle is started, namely, the material changing operation is started, the valve connecting the second extraction kettle 2 and the third extraction kettle 3 is started, the gas outlet valve of the second extraction kettle 2 is closed, the gas inlet valve of the third extraction kettle 3 is closed, and at the moment, the sixth extraction kettle 6, the first extraction kettle 1, the second extraction kettle 2 and the third extraction kettle 3 start to work. Then the air inlet valve of the first extraction kettle 1 is opened, the serial valve of the sixth extraction kettle 6 and the first extraction kettle 1 is closed, the air inlet valve of the sixth extraction kettle 6 is closed, at the moment, the first extraction kettle 1, the second extraction kettle 2 and the third extraction kettle 3 normally operate, and the first passage starts to be communicated with the supercritical CO2Starting extraction, finishing the operation of pouring the kettle, and finishing the sixth stepThe extraction kettle 6 is emptied, and after emptying, the sixth extraction kettle 6 is charged.
After the first channel is extracted for 2 hours, the kettle-pouring operation is started, namely, the material-changing operation is started, the valve connecting the third extraction kettle 3 and the fourth extraction kettle 4 is started, the air outlet valve of the fourth extraction kettle 4 is started, the air inlet valve of the fourth extraction kettle 4 is closed, the air outlet valve of the third extraction kettle 3 is closed, and at the moment, the first extraction kettle 1, the second extraction kettle 2, the third extraction kettle 3 and the fourth extraction kettle 4 start to work. Then the air inlet valve of the second extraction kettle 2 is opened, the series valve of the first extraction kettle 1 and the second extraction kettle 2 is closed, the air inlet valve of the first extraction kettle 1 is closed, at the moment, the second extraction kettle 2, the third extraction kettle 3 and the fourth extraction kettle 4 normally operate, and the second passage starts to be communicated with the supercritical CO2And (3) extracting, finishing the kettle-pouring work, emptying the first extraction kettle 1, and then loading the first extraction kettle 1.
Example 1
Fully crushing 800kg of pepper particles, putting the pepper particles into an extraction kettle, adding 200kg of rapeseed oil into the extraction kettle, and introducing supercritical CO into the extraction kettle2Carrying out extraction; the extracted product is separated by a separation tower 7 to obtain the finished zanthoxylum oil product, the tingling degree of the finished zanthoxylum oil product is 142mg/g, and the finished zanthoxylum oil product can be used as a food additive and can also be further diluted to obtain the zanthoxylum oil which can be directly cooked.
Claims (5)
1. A method for preparing vegetable oil and supercritical CO2The method for extracting the zanthoxylum essential oil is characterized by comprising the following steps:
fully crushing pepper particles to be extracted into powder;
adding vegetable oil into an extraction kettle containing pepper powder according to a preset specific gravity;
introducing supercritical CO into the extraction kettle2Carrying out extraction;
after extraction, the zanthoxylum oil product which can be directly used as food additive is obtained by separation in a separation tower (7).
2. An advantage according to claim 1Using vegetable oil and supercritical CO2The method for extracting the essential oil of the zanthoxylum bungeanum is characterized in that the weight ratio of the zanthoxylum bungeanum particles to the vegetable oil is 8: 2.
3. A method of using vegetable oil and supercritical CO according to claim 22The method for extracting the zanthoxylum essential oil is characterized in that three separation towers (7) are arranged, and the three separation towers (7) are sequentially connected in series.
4. A method according to any one of claims 1 to 3 using vegetable oil and supercritical CO2The method for extracting the zanthoxylum essential oil is characterized in that six extraction kettles are arranged, the six extraction kettles are used for containing spices, and supercritical CO is introduced into the six extraction kettles2Extracting essential oil from spice, wherein two adjacent extraction kettles are communicated through a series valve, and each extraction kettle is communicated with supercritical CO2The storage tank (8) and the separation tower (7) are communicated with each other to form six extraction passages, and the six extraction passages are formed by three sequentially adjacent extraction kettles and supercritical CO2The storage tank (8) is communicated with the separation tower (7).
5. A method of using vegetable oil and supercritical CO according to claim 42The method for extracting the zanthoxylum essential oil is characterized in that the six extraction kettles are respectively a first extraction kettle (1), a second extraction kettle (2), a third extraction kettle (3), a fourth extraction kettle (4), a fifth extraction kettle (5) and a sixth extraction kettle (6), and the six extraction passages are a first passage, a second passage, a third passage, a fourth passage, a fifth passage and a sixth passage;
the first path is as follows: supercritical CO2The storage tank (8), the first extraction kettle (1), the second extraction kettle (2), the third extraction kettle (3) and the separation tower (7) are sequentially connected in series;
the second path is as follows: supercritical CO2The storage tank (8), the second extraction kettle (2), the third extraction kettle (3), the fourth extraction kettle (4) and the separation tower (7) are sequentially connected in series;
the third path is as follows: supercritical CO2Storage tank (8), third extraction kettle (3) and fourth extraction kettle(4) The fifth extraction kettle (5) and the separation tower (7) are sequentially connected in series;
the fourth path is as follows: supercritical CO2The storage tank (8), the fourth extraction kettle (4), the fifth extraction kettle (5), the sixth extraction kettle (6) and the separation tower (7) are sequentially connected in series;
the fifth path is as follows: supercritical CO2The storage tank (8), the fifth extraction kettle (5), the sixth extraction kettle (6), the first extraction kettle (1) and the separation tower (7) are sequentially connected in series;
the sixth path is: supercritical CO2The storage tank (8), the sixth extraction kettle (6), the first extraction kettle (1), the second extraction kettle (2) and the separation tower (7) are connected in series in sequence.
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Application publication date: 20200324 |