CN106630213A - Concentrating method of high-selenium water - Google Patents
Concentrating method of high-selenium water Download PDFInfo
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- CN106630213A CN106630213A CN201510741134.3A CN201510741134A CN106630213A CN 106630213 A CN106630213 A CN 106630213A CN 201510741134 A CN201510741134 A CN 201510741134A CN 106630213 A CN106630213 A CN 106630213A
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- water
- selenium
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a concentrating method of high-selenium water. The method includes: collecting natural selenium-enriched water; filtering the natural selenium-enriched water; concentrating the filtered natural selenium-enriched water with reverse osmosis equipment, separating pure water in the selenium-enriched water, and collecting concentrated water discharged from the concentrated water outlet of the reverse osmosis equipment; repeatedly concentrating the collected concentrated water with the reverse osmosis equipment until the high-selenium water with the selenium content meeting application requirements; sterilizing, detecting and storing the high-selenium water. The concentrating method has the advantages that the common natural selenium-enriched water can be concentrated into the high-selenium water by the reverse osmosis technology, and the concentrated high-selenium water is mainly used for being added into food to allow the food to meet the selenium content requirement of selenium-enriched food.
Description
Technical field
The present invention relates to fossil water concentration technique field, particularly for improving method for concentration of the high selenium water containing selenium concentration.
Background technology
With the raising that people are recognized selenium element, the demand of selenium-enriched food is continuously increased, and advocate it is natural, with natural selenium-rich mineral water add in food the selenium-enriched food of production already in selenium-enriched food it is prevailing.However, country in 2012 has promulgated new Food Nutrition Labeling standard, wherein made to be greatly improved to the Se content in selenium-enriched food, former production method can not reach the requirement of this standard.
Therefore, how to effectively improve high selenium water containing selenium concentration, be those skilled in the art's technical issues that need to address.
The content of the invention
It is an object of the invention to provide a kind of method for concentration of high selenium water.Common natural selenium-rich water reverse osmosis technology can be condensed into high selenium water by the method, and the high selenium water of concentration is mainly used in the addition of food so as to reach requirement of the selenium-enriched food to Se content.
For achieving the above object, the present invention provides a kind of method for concentration of high selenium water, including：
Collection natural selenium-rich water；
Natural selenium-rich water is filtered；
Natural selenium-rich water conservancy through filtering is concentrated with reverse osmosis equipment, the pure water in selenium-rich water is separated, the concentrated water that reverse osmosis equipment concentrated water spout is discharged is collected；
The concentrated water of collection is concentrated repeatedly using reverse osmosis equipment, till acquisition Se content reaches the high selenium water of application requirement；
High selenium water is sterilized, detected and stored.
Further, the filtration includes successively sand filtration, carbon filter and refined filtration.
Further, the sand filtration is filtered as filtrate using natural siliceous sand and manganese sand and activated carbon to natural selenium-rich water.
Further, the carbon filter is filtered using active carbon filter to natural selenium-rich water.
Further, using microfiltration membranes by the minute impurities particulate leaching in natural selenium-rich water, its filtering accuracy is 1um～5um to the refined filtration.
Further, the reverse osmosis equipment includes multistage RO counter-infiltration systems.
Further, the high selenium water is concentrated into 10-30 times that Se content is natural selenium-rich water.
The present invention separates the pure water in common natural selenium-rich water using hyperfiltration, and the concentrated water that concentrated water spout is discharged is collected, and with this content of selenium in water is improved.So repeatedly, till Se content reaches application requirement, so as to common natural selenium-rich water is shortened into high selenium water with reverse osmosis concentrated, Se content in natural selenium-rich water is improved up to 10-30 times of normal contents with this, the high selenium water of concentration is mainly used in the addition of food so as to reach requirement of the selenium-enriched food to Se content.
Description of the drawings
Fig. 1 is the schematic flow sheet of the method for concentration of high selenium water provided by the present invention.
Specific embodiment
In order that those skilled in the art more fully understand the present invention program, with reference to the accompanying drawings and detailed description the present invention is described in further detail.
Fig. 1 is refer to, Fig. 1 is the schematic flow sheet of the method for concentration of high selenium water provided by the present invention.
The present invention provides a kind of method for concentration of high selenium water, including：
As illustrated, in a kind of specific embodiment, high selenium water method for concentration provided by the present invention is mainly included the following steps that：
S1：Collection natural selenium-rich water.
S2：Natural selenium-rich water is filtered, this filtration step includes successively sand filtration, carbon filter and refined filtration.
Wherein, sand filtration is filtered as filtrate using natural siliceous sand and manganese sand and activated carbon to natural selenium-rich water, the macromolecular solid particle and colloid in trap water, makes natural selenium-rich clarification of water.
Carbon filter is filtered using active carbon filter to natural selenium-rich water, adsorbed the chlorine residue that cannot be removed during prime is filtered by active carbon filter to prevent rear class reverse osmosis membrane from receiving its oxidative degradation, while also adsorbing the pollutants such as the small organic molecule come from prime leakage, there is obvious Adsorption to act on to peculiar smell, colloid and pigment, heavy metal ion etc. in water, also with the effect for reducing COD.
Using microfiltration membranes by the minute impurities particulate leaching in natural selenium-rich water, its filtering accuracy is 1um～5um to refined filtration, and effect is to continue with purifying water, and extends and protect the service life of reverse osmosis membrane.
S3：Natural selenium-rich water conservancy through filtering is concentrated with reverse osmosis equipment, the pure water in selenium-rich water is separated, the concentrated water that reverse osmosis equipment concentrated water spout is discharged is collected；
Hyperfiltration makes the solvent (general Chang Zhishui) in solution separate by reverse osmosis membrane (a kind of pellicle) using enough pressure, direction is in opposite direction with infiltration, can use and be separated, purified and concentrate solution more than the hyperfiltration of osmotic pressure, the impurity such as dissolving salt, the colloid that can be effectively gone in eliminating water using reverse osmosis technology, bacterium, virus, bacterial endotoxin and most of organic matter.
S4：Reverse osmosis equipment includes multistage RO counter-infiltration systems, can repeatedly concentrate the concentrated water of collection using reverse osmosis equipment, and till acquisition Se content reaches the high selenium water of application requirement, high selenium water is concentrated into 10-30 times that Se content is natural selenium-rich water.
S5：High selenium water is sterilized, detected and stored.
Obtained after high selenium water by above method, specifically used method is exemplified below：
The first, the use in solid food (such as vermicelli, biscuit, vermicelli)：Biscuit Se content standard such as certain Biscuits Factory is 0.15-0.30mg/kg, takes median 0.225mg/kg, and it is 0.9mg/L to concentrate high selenium water testing result, and biscuit is 100kg flour with face, uses water 30kg, and the content of selenium is in 100kg biscuits：High selenium water is needed for 100kgX0.225mg/kg=22.5mg, and face：22.5mg/0.9mg/L=25L=25kg, then the biscuit of 100kg and face need the flour of 100kg, concentrates high selenium water 25kg, light water 5kg.
Second：Use in liquid food：Se content standard such as certain beverage is 0.075-1mg/L, takes median 0.575mg/L, concentrates high selenium water testing result 0.9mg/L, then need only have a small amount of additive that the high selenium water of concentration just can be used directly to produce.Selenium content is in certain beverage 100L beverages of production 100L：100LX0.575mg/L=57.5mg, the amount of required high selenium water is：57.5mg/0.9mg/L≈63.89L.So producing 100L selenium-rich beverages only needs the high selenium water of 63.89L just to reach Se content standard.
The third：Use of the concentration selenium-rich water in water, if the Se content standard of certain selenium-rich water is 0.01-0.05mg/L, takes median 0.03mg/L, and it is 0.9mg/L to concentrate testing result in high selenium water, produces 100L selenium-rich waters, and the requirement of 100L selenium-rich waters Se content is：100LX0.03mg/L=3mg, the amount of required high selenium water is：3mg/0.9mg/L ≈ 3.33L, then production 100L selenium-rich waters only need the high selenium water of 3.33L just to reach Se content standard.
High selenium water method for concentration provided by the present invention is described in detail above.Specific case used herein is set forth to the principle and embodiment of the present invention, and the explanation of above example is only intended to help understand core concept of the invention.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
Claims (7)
1. a kind of method for concentration of high selenium water, including：
Collection natural selenium-rich water；
Natural selenium-rich water is filtered；
Natural selenium-rich water conservancy through filtering is concentrated with reverse osmosis equipment, the pure water in selenium-rich water is separated, the concentrated water that reverse osmosis equipment concentrated water spout is discharged is collected；
The concentrated water of collection is concentrated repeatedly using reverse osmosis equipment, till acquisition Se content reaches the high selenium water of application requirement；
High selenium water is sterilized, detected and stored.
2. the method for concentration of high selenium water according to claim 1, it is characterised in that the filtration includes successively sand filtration, carbon filter and refined filtration.
3. the method for concentration of high selenium water according to claim 2, it is characterised in that the sand filtration is filtered as filtrate using natural siliceous sand and manganese sand and activated carbon to natural selenium-rich water.
4. the method for concentration of high selenium water according to claim 2, it is characterised in that the carbon filter is filtered using active carbon filter to natural selenium-rich water.
5. the method for concentration of high selenium water according to claim 2, it is characterised in that using microfiltration membranes by the minute impurities particulate leaching in natural selenium-rich water, its filtering accuracy is 1um～5um to the refined filtration.
6. the method for concentration of high selenium water according to claim 1, it is characterised in that the reverse osmosis equipment includes multistage RO counter-infiltration systems.
7. the method for concentration of the high selenium water according to any one of claim 1 to 6, it is characterised in that the high selenium water is concentrated into 10-30 times that Se content is natural selenium-rich water.
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| CN201510741134.3A CN106630213B (en) | 2015-11-04 | 2015-11-04 | A kind of method for concentration of the high water containing selenium for food addition |
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| CN201510741134.3A CN106630213B (en) | 2015-11-04 | 2015-11-04 | A kind of method for concentration of the high water containing selenium for food addition |
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| CN106630213A true CN106630213A (en) | 2017-05-10 |
| CN106630213B CN106630213B (en) | 2019-10-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108793464A (en) * | 2018-06-14 | 2018-11-13 | 湖北省恩施天然硒生物科技有限责任公司 | Natural plasma selenium water thickening-purification technology technique |
| CN108892256A (en) * | 2018-07-09 | 2018-11-27 | 安康市麦艺园食品有限公司 | A kind of preparation method and applications of selenium-rich water |
Citations (6)
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| CN1079208A (en) * | 1992-05-29 | 1993-12-08 | 程根伟 | Concentrated liquor of natural mineral water and preparation technology thereof |
| GB2272214A (en) * | 1992-11-06 | 1994-05-11 | Bernard Frederick Schroeder | Method of production of a beverage for human consumption |
| CN1374257A (en) * | 2001-11-22 | 2002-10-16 | 徐祖亮 | Mineralized drinking water and its prepn |
| CN1384070A (en) * | 2002-04-10 | 2002-12-11 | 颜卿 | Drinking water with trace elements and its production process |
| CN102630944A (en) * | 2012-03-08 | 2012-08-15 | 井良才 | Preparation method of selenium-rich water or drink |
| CN104939264A (en) * | 2015-06-03 | 2015-09-30 | 安徽野岭饮料食品有限公司 | Process for preparing Gua-water in Dabie mountain area |
-
2015
- 2015-11-04 CN CN201510741134.3A patent/CN106630213B/en active Active
Patent Citations (6)
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| CN1079208A (en) * | 1992-05-29 | 1993-12-08 | 程根伟 | Concentrated liquor of natural mineral water and preparation technology thereof |
| GB2272214A (en) * | 1992-11-06 | 1994-05-11 | Bernard Frederick Schroeder | Method of production of a beverage for human consumption |
| CN1374257A (en) * | 2001-11-22 | 2002-10-16 | 徐祖亮 | Mineralized drinking water and its prepn |
| CN1384070A (en) * | 2002-04-10 | 2002-12-11 | 颜卿 | Drinking water with trace elements and its production process |
| CN102630944A (en) * | 2012-03-08 | 2012-08-15 | 井良才 | Preparation method of selenium-rich water or drink |
| CN104939264A (en) * | 2015-06-03 | 2015-09-30 | 安徽野岭饮料食品有限公司 | Process for preparing Gua-water in Dabie mountain area |
Non-Patent Citations (1)
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| 刘静波编: "《饮料加工技术》", 31 March 2010, 吉林出版集团有限责任公司 吉林科学技术出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108793464A (en) * | 2018-06-14 | 2018-11-13 | 湖北省恩施天然硒生物科技有限责任公司 | Natural plasma selenium water thickening-purification technology technique |
| CN108892256A (en) * | 2018-07-09 | 2018-11-27 | 安康市麦艺园食品有限公司 | A kind of preparation method and applications of selenium-rich water |
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| CN106630213B (en) | 2019-10-11 |
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Application publication date: 20170510 Assignee: Ankang longwangquan selenium enriched mineral water Co.,Ltd. Assignor: Shen Daiqing Contract record no.: X2023990000038 Denomination of invention: A concentration method of high selenium water used for food additive Granted publication date: 20191011 License type: Exclusive License Record date: 20230105 |