CN104473176A - Method for producing selenium-rich rice in rice processing - Google Patents
Method for producing selenium-rich rice in rice processing Download PDFInfo
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- CN104473176A CN104473176A CN201410578888.7A CN201410578888A CN104473176A CN 104473176 A CN104473176 A CN 104473176A CN 201410578888 A CN201410578888 A CN 201410578888A CN 104473176 A CN104473176 A CN 104473176A
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Abstract
The invention relates to a method for producing selenium-rich rice in rice processing. The method is used for preparation of selenium-rich rice. The method comprises rice milling, white rice grading, color sorting and polishing and is characterized by comprising a, spraying organic selenium-containing alga extract concentrate or a selenium-rich nutrient solution into rice particles subjected to rice milling, white rice grading and color sorting in a mist spray flow-type feeding way, wherein a use amount of the organic selenium-containing alga extract concentrate or the selenium-rich nutrient solution in each kg of the rice particles is in a range of 50-100g, b, carrying out conventional standing for 3-5 days to obtain rice particles of which surface nutrient bran layers are completely oxidized and c, by deep ell water, polishing the rice particles of which the surface nutrient bran layers are completely oxidized. The method has the advantages that rice particle outer surfaces are bright and have good appearance so that commodity added values are improved, a rice temperature in the polishing process is effectively reduced so that broken rice particles are reduced, the cooked selenium-rich rice has a unique local flavor and substantial dietotherapy effects, and the method is convenient for enforcement and has a wide market prospect.
Description
Technical field
The present invention relates to the method generating selenium-rich rice in rice processing, be applied to and prepare selenium-rich rice.
Background technology
Selenium is the trace element of needed by human, has pre-anti-cancer, improves immunity. the effect such as delay senility.In Organic Selenium rice, selenium mainly exists with the form of selenomethionine (Se-Met), and its Se content is directly connected to the selemium nutrition situation of resident.Eating Organic Selenium rice every day, is most convenient, safe, economic benefit selenium mode.
Selenium has following physiological function to people: (1) improves body immunity, anti-ageing.Selenium has very strong oxidation resistance, its effect is similar to vitamin, but effect is larger, the speed of adjustable body internal oxidition reduction reaction, affect metabolism and the activity of some important enzyme, regulate vitamin A, C, E and K. absorption in vivo and consumption, participate in the synthesis of coacetylase, Q, thus improve the immunity of human body, anti-ageing.
(2) there is natural removing toxic substances and toxin expelling effect.Stronger antagonism is had to some carcinogenic substance, chemical carcinogen, decompose carcinogenic substances can be suppressed, as aflatoxins, tetrem lead base etc., the harmful metal ion accumulated in for a long time in human body such as lead, mercury, arsenic, nickel can also be excreted, play removing toxic substances and toxin expelling effect.
(3) normal configuration and the function of cardiovascular system can be maintained, prevention cardiovascular disease.Lacking selenium in China is the key factor causing with cardiac damage the Keshan disease being feature.
(4) organs of vision are protected.Selenium is the important component of human body glutathion inside peroxidase, and this substance removes the peroxide and the free radical that comprise eyes in human body, makes eyes from infringement.If the absorption of human eye long-term lacking selenium, the eye illness such as visual impairment and cataract, retinopathy, yctalopia will be there is.Though selenium is listed in the trace element of needed by human, its requirement and dosis toxica more close, and organic selenium compounds is lower than inorganic selenium toxicity, and expert advice carrys out the deficiency of Selenium Supplement as far as possible by conventional food.In grain, the height of Se content is directly connected to the health of the mankind, and normal contents should at 0.1 ~ 1.0mg/kg, and being less than 0.1mg/kg is selenium deficiency, and it is poisoning for being greater than 1.0mg/kg.
People produce the technology of selenium-rich rice exploring.
Summary of the invention
The object of this invention is to provide the method generating selenium-rich rice in the simple rice processing of a kind of preparation method.
Object of the present invention can be reached by following technical proposals: the method generating selenium-rich rice in rice processing, comprise husk rice, rice grading, look select operation, polishing process, it is characterized in that the marine alga that (a) selects the grain of rice finally flowed out in operation to spray into Organic Selenium in the mode that spray flow adds to husk rice, rice grading, look extracts concentrate or Selenium-rich nutrient solution; The per kilogram grain of rice amount of having sprayed into is 50 ~ 100 grams;
B () routine leaves standstill the grain of rice obtaining top layer nutrition chaff layer and be all oxidized for 3 ~ 5 days;
(b) again top layer nutrition chaff layer is all oxidized after the grain of rice use phreatic water through polishing process.
Tool of the present invention has the following advantages:
1, light outside the grain of rice, appearance is good, improves the added value of commodity.
2, effectively reduce the meter Wen in polishing process, reduce broken kernel.
3, the selenium-rich rice Se content produced is up to 180-210 μ g/kg.
4, the rice unique flavor of boiling, has significant dietary function.
5, have with low cost, be suitable for people crowd's scope wide, be convenient to implement, market prospects are very wide.
Accompanying drawing explanation
Accompanying drawing is existing rice process technology flow chart.
Detailed description of the invention
In prior art, large rice processing method carries out successively by following operation:
Raw grain is purchased: use electronic scale to purchase the paddy in green base.
Screening: use cylinder receiving sieve, removes various impurity in paddy.
De-stone: use stone remover, removes the foreign matter such as soil, sandstone block be mixed in paddy.
Magnetic separation: use magnetic separator, removes the iron filings in paddy.
Paddy rice is shelled: use rice huller bone machine, grain husking.
The rough separation of paddy: use grain separating machine to be separated with paddy by brown rice, separates brown rice from shell or the paddy of not sloughing shell.
Thickness classification: use thickness grading machine to remove the rough grain of prematurity and broken rough grain.
Husk rice: use rice mill to be opened by brown rice and make pearling.
Rice grading: use rice bolter to be separated with imperfect grain by perfect kernel.
Look selects: use color selector to remove heterochromatic grain.
Polishing: use polishing machine to make the starch of rice surface unwind collagen layer, make rice sparkling and crystal-clear bright, extend the maintenance phase.
Rice grading: use rice bolter to be separated with imperfect grain by perfect kernel.
Finished product packing: use the quantitative packed rice of sealing machine, rice bag is sealed.
The method generating selenium-rich rice in rice processing of the present invention selects in operation, polishing process do certain improvement at above-mentioned husk rice, rice grading, look: the marine alga that (a) selects the grain of rice finally flowed out in operation to spray into Organic Selenium in the mode that spray flow adds to husk rice, rice grading, look extracts concentrate or Selenium-rich nutrient solution; Per kilogram grain of rice straying quatity is 50 ~ 100 grams; B () routine leaves standstill the grain of rice obtaining top layer nutrition chaff layer and be all oxidized for 3 ~ 5 days; (c) again top layer nutrition chaff layer is all oxidized after the grain of rice use phreatic water carry out conventional polishing process.Phreatic water consumption is 0.2% ~ 0.3% of rice flow.
Selenium-rich nutrient solution described in a is Chinese patent publication No. is that CN103652644A is entitled as the Selenium-rich nutrient solution said in " a kind of production method of selenium-rich rice ".It is obtained by following step:
(I) Fructus Hordei Germinatus river juice is made Yeast Cultivation liquid, in nutrient solution, then add sodium selenite make every 100K
gin nutrient solution, selenium constituent content is respectively: 15 ~ 20mg; (II) in above-mentioned nutrient solution, Angel Yeast is inoculated; (III) cultivate 120 ~ 160 hours at 30 ~ 38 DEG C.(IV) Selenium-rich nutrient solution is obtained through abundant homogenate.
The marine alga of the Organic Selenium described in a is extracted concentrate and is prepared by following method:
After marine alga is cleaned impurity elimination, with marine alga: water=1: the part by weight of 10, extract again under 70 DEG C of water stirring and leaching 30 minutes → get supernatant → slag milling treatment of colloid → filter residue similarity condition 2 times → centrifugal → go algae-residue → merging supernatant → concentrated to obtain marine alga to extract concentrate.The described marine alga containing Organic Selenium refers to sea-tangle, and sea-tangle belongs to brown algae, containing active ingredients such as algal polysaccharide, algin, protein, terpene, phenols, can strengthen immune function of human body, and have antifatigue, reducing blood lipid and antineoplastic action.In raw material sea-tangle, selenium content about 1.8 microgram/gram dry weight.
Claims (1)
1. in rice processing, generate the method for selenium-rich rice, comprise husk rice, rice grading, look select operation, polishing process, it is characterized in that the marine alga that (a) selects the grain of rice finally flowed out in operation to spray into Organic Selenium in the mode that spray flow adds to husk rice, rice grading, look extracts concentrate or Selenium-rich nutrient solution; The per kilogram grain of rice amount of having sprayed into is 50 ~ 100 grams; B () routine leaves standstill the grain of rice obtaining top layer nutrition chaff layer and be all oxidized for 3 ~ 5 days; (b) again top layer nutrition chaff layer is all oxidized after the grain of rice use phreatic water through polishing process.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410578888.7A CN104473176A (en) | 2014-10-14 | 2014-10-14 | Method for producing selenium-rich rice in rice processing |
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| CN201410578888.7A CN104473176A (en) | 2014-10-14 | 2014-10-14 | Method for producing selenium-rich rice in rice processing |
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| CN104473176A true CN104473176A (en) | 2015-04-01 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106616359A (en) * | 2015-10-30 | 2017-05-10 | 丘比株式会社 | Low-potassium rice production method |
| CN106824350A (en) * | 2017-03-16 | 2017-06-13 | 宁夏红阳合粮油有限公司 | A kind of Rice enriched-Se new process for processing |
| CN107581469A (en) * | 2017-07-22 | 2018-01-16 | 兰宇玲 | A kind of preparation method for the Rice enriched-Se for adhering to black rice |
| CN112058355A (en) * | 2020-09-02 | 2020-12-11 | 衡阳健安米业有限公司 | Production and processing technology of rice grains |
| CN112841530A (en) * | 2019-11-12 | 2021-05-28 | 湖南金泰米业有限公司 | Selenium-added rice |
| CN112841502A (en) * | 2019-11-12 | 2021-05-28 | 湖南金泰米业有限公司 | Processing method of rich-nutrition rice |
| CN112931766A (en) * | 2019-11-26 | 2021-06-11 | 衡阳仕杰农业发展有限公司 | Preparation method of selenium-added rice |
-
2014
- 2014-10-14 CN CN201410578888.7A patent/CN104473176A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106616359A (en) * | 2015-10-30 | 2017-05-10 | 丘比株式会社 | Low-potassium rice production method |
| CN106824350A (en) * | 2017-03-16 | 2017-06-13 | 宁夏红阳合粮油有限公司 | A kind of Rice enriched-Se new process for processing |
| CN107581469A (en) * | 2017-07-22 | 2018-01-16 | 兰宇玲 | A kind of preparation method for the Rice enriched-Se for adhering to black rice |
| CN112841530A (en) * | 2019-11-12 | 2021-05-28 | 湖南金泰米业有限公司 | Selenium-added rice |
| CN112841502A (en) * | 2019-11-12 | 2021-05-28 | 湖南金泰米业有限公司 | Processing method of rich-nutrition rice |
| CN112931766A (en) * | 2019-11-26 | 2021-06-11 | 衡阳仕杰农业发展有限公司 | Preparation method of selenium-added rice |
| CN112058355A (en) * | 2020-09-02 | 2020-12-11 | 衡阳健安米业有限公司 | Production and processing technology of rice grains |
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Application publication date: 20150401 |
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| WD01 | Invention patent application deemed withdrawn after publication |