CN102174759B - Extraction and utilization method of fine fibers during corn starch processing - Google Patents
Extraction and utilization method of fine fibers during corn starch processing Download PDFInfo
- Publication number
- CN102174759B CN102174759B CN 201110046512 CN201110046512A CN102174759B CN 102174759 B CN102174759 B CN 102174759B CN 201110046512 CN201110046512 CN 201110046512 CN 201110046512 A CN201110046512 A CN 201110046512A CN 102174759 B CN102174759 B CN 102174759B
- Authority
- CN
- China
- Prior art keywords
- fine fibre
- fine
- tank
- sieve
- conveying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Polysaccharides And Polysaccharide Derivatives (AREA)
Abstract
The invention discloses an extraction and utilization method of fine fibers during corn starch processing, comprising the steps of: washing fibers; pumping serosity including coarse fibers and fine fibers into a first pressure curved sieve by a pump for separating the coarse fibers and the fine fibers; conveying screenings into a fine fiber serosity tank; conveying riddlings on the first pressure curved sieve into an extruder; conveying the extruded serosity into the fine fiber serosity tank; pumping the serosity in the fine fiber serosity tank into a second pressure curved sieve for separating the fine fibers and the water; conveying the water under the sieve into a washing tank, and conveying the fine fibers on the sieve to a fine fiber storage tank; adding dense wheat bran and fine fibers into a mixing tank for mixing; conveying the mixture to a filter press for de-watering, and then conveying to a pipe drier; synchronously adding corn steep liquor into the pipe drier; and drying so as to obtain albumen powder. The extraction and utilization method of fine fibers during corn starch processing improves the extrusion effect and efficiency of the coarse fibers and the quality of washing water, guarantees the quality and the yield of the starch, fully makes use of the fine fibers and improves the yield of the albumen powder.
Description
Technical field
The present invention relates to the corn deep processing technology field, be specifically related to the extraction of fine fibre in a kind of corn starch processing and utilize method.
Background technology
In the starch processing technology, corn carries out fine grinding and grinds after broken and separated plumule, and the slurry after the fine grinding contains crude fibre (kind skin), starch, seitan and fine fibre (endothelium).At first, with slurry by fiber separation sieve (50 μ m) carry out slightly, fine fibre separates with starch, seitan, the screenings major part is starch and seitan, it is further separated to process obtaining respectively starch and albumen powder; The oversize of bolter is thick, fine fibre, and oversize is carried out the multi-stage countercurrent washing, then enters dewatering screen (120 μ m) dehydration, enters at last squeezing machine, and the screenings of dewatering screen then enters process water, removes separation, washing the fibre with process water again.In above-mentioned technical process, there is a small part fine fibre to enter crude fibre, cause crude fibre to be extracted and dry difficulty; There is a small part fine fibre to enter in fiber separation, the washing process with process water, cause the thin slag too high levels in secondary starch Ruzhong, affect (the starch milk protein content height of separating that separates of starch and seitan, protein content is low in the gluten water), cause the quality of fiber countercurrent washing recirculated water worse and worse, fine fibre stops up screen cloth, and a minute water washing effect does not reach.Therefore the extraction of fine fibre is the problem to be solved that exhausts in the present Starch Production, and the fine fibre after will extracting digests, and being needs the problem considered in the Starch Production.
Summary of the invention
Technical problem to be solved by this invention is: for the deficiency of prior art existence, the extraction of fine fibre in a kind of corn starch processing is provided and utilizes method, improved coarse-fibred effect and the efficient extracted, improved the quality of washings, quality and the yield of starch have been guaranteed, fine fibre is taken full advantage of, improved the yield of albumen powder.
For solving the problems of the technologies described above, technical scheme of the present invention is: the extraction of fine fibre and utilize method in the corn starch processing may further comprise the steps:
(1) corn finish grindes through after the germ separation, and the slurry behind the correct grinding is carried out fiber separation, isolated starch is further separated obtaining thin albumen matter with seitan, and isolated fiber is carried out the multi-stage countercurrent washing;
(2) to squeeze into the compass screen surface mesh by pump be that the first pressure curved sieve of 100 μ m-150 μ m carries out slightly, the separation of fine fibre to the slurries of containing in the most end one-level sink in the multi-stage countercurrent washing process is thick, fine fibre, screenings sent into fine fibre starch tank;
(3) oversize of the first pressure curved sieve is sent into squeezing machine, the slurries that squeezing machine is forced down are also sent into fine fibre slurry tank;
(4) fine fibre being starched slurries in the tank, to squeeze into the compass screen surface mesh by pump be that the second pressure curved sieve of 45 μ m-55 μ m carries out separating of fine fibre and water, water under the sieve is sent in the upper level sink of most end one-level sink, and the fine fibre that obtains on the sieve is sent into the fine fibre storage tank;
(5) use the albumen thickener that the thin albumen matter that obtains in the step (1) is concentrated, then send into blending tank, the fine fibre in the fine fibre storage tank is joined in the blending tank mix;
(6) mixed fine fibre and dense protein are sent to filter press and dewater, then send into pipe bundle drier, in pipe bundle drier, add corn steep liquor simultaneously, obtain albumen powder after the drying.
As a kind of preferred technical scheme, the compass screen surface mesh of the first pressure curved sieve is 120 μ m in the step (2).
As a kind of preferred technical scheme, the compass screen surface mesh of the second pressure curved sieve is 50 μ m in the step (4).
After having adopted technique scheme, the invention has the beneficial effects as follows:
1, by the extraction of fine fibre, the clear water under final the second pressure curved sieve sieve enters into process water fiber is washed, and has guaranteed the quality of countercurrent washing recirculated water, reduces the free starch in the fiber, improves the yield of starch.
2, because the extraction of fine fibre has guaranteed coarse-fibred washing quality, be convenient to the operation of fibre drier, make and extract successful and improve, extract rear moisture and obviously reduce, raising squeezing machine inlet amount that so just can be suitable satisfies to carry and produces the requirement of expanding energy.
3, the extraction by fine fibre, clear water under final the second pressure curved sieve sieve enters into process water fiber is washed, can reduce the quantity that fine fibre enters magma, guarantee the quality of magma, being convenient to seitan separates, reduce protein content in the starch, improved simultaneously the protein content in the seitan.
4, the fine fibre after extracting is added in the manufacturing procedure of albumen powder, can increase protein yield, and not affect albumen quality.
Description of drawings
Fig. 1 is the process chart of the embodiment of the invention.
Among the figure: 1. the 7th grade of sink, 2. the 7th grade of washing sieve, 3. the 6th grade of sink, 4. the first pressure curved sieve, 5. squeezing machine, 6. fine fibre slurry tank, 7. the second pressure curved sieve, 8. fine fibre storage tank, 9. blending tank, 10. albumen thickener, 11. filter presses, 12. the level V sink, 13. pipe bundle driers.
The specific embodiment
1 the present invention will be further described by reference to the accompanying drawings.
The extraction of fine fibre and utilize method in a kind of corn starch processing may further comprise the steps:
(1) corn finish grindes through after the germ separation, and the slurry behind the correct grinding is carried out fiber separation, isolated starch is further separated obtaining thin albumen matter with seitan, and isolated fiber is carried out the multi-stage countercurrent washing.In the present embodiment, adopt seven grades of fiber countercurrent washing techniques, containing slurries thick, fine fibre after the oversize of the 7th grade of washing sieve 2 namely washs, to enter the 7th grade of sink 1 be in the most end one-level sink, and the screenings washings of the 7th grade of washing sieve 2 enter level V sink 12; The oversize of the 6th grade of washing sieve enters the 6th grade of sink 3, and the screenings washings enter fourth stage sink, and in like manner, washings successively upruss carry out fiber wash;
(2) to squeeze into the compass screen surface mesh by pump be that the first pressure curved sieve 4 of 100 μ m-150 μ m carries out slightly, the separation of fine fibre to the slurries of containing in the 7th grade of sink 1 is thick, fine fibre, the preferential 120 μ m that adopt of the compass screen surface mesh of the first pressure curved sieve 4, oversize is the crude fibre that sieves out, screenings is the slurries that contain fine fibre that sieve out, and screenings is sent into fine fibre slurry tank 6;
(3) crude fibre on the first pressure curved sieve 4 sieves is sent into squeezing machine 5, owing to carried out the screening of fine fibre, be convenient to the operation of fibre drier, the coarse-fibred successful of extracting is improved, extracting rear moisture obviously reduces, raising squeezing machine inlet amount that so just can be suitable satisfies to carry and produces the requirement of expanding energy; The fine fibre that contains few part in the slurries that squeezing machine is forced down is also sent into fine fibre slurry tank 6;
(4) fine fibre being starched slurries that contain fine fibre in the tank 6, to squeeze into the compass screen surface mesh by pump be that the second pressure curved sieve 7 of 45 μ m-55 μ m carries out separating of fine fibre and water, the preferential 50 μ m that adopt of the compass screen surface mesh of the second pressure curved sieve 7, the fine fibre that obtains on the sieve is sent into fine fibre storage tank 8, and the water under the sieve is sent in the 6th grade of sink 3.Because the clear water that will extract behind the fine fibre sends back in the washing process, therefore, the quality of fiber countercurrent washing recirculated water is greatly improved, and has reduced the free starch that carries in the fiber, has improved the yield of starch; Can also reduce the quantity that fine fibre enters magma, guarantee the quality of magma, be convenient to seitan and separate, reduce protein content in the starch, improve simultaneously the protein content in the seitan;
(5) use the thin albumen matter that obtains in albumen 10 pairs of steps of thickener (1) to concentrate, then send into blending tank 9, the fine fibre in the fine fibre storage tank 8 is joined in the blending tank 9 mix;
(6) mixed fine fibre and dense protein are sent to filter press 11 and dewater, these filter press 11 preferential diaphragm filter press that adopt are sent into pipe bundle drier 13 after the dehydration, add corn steep liquor simultaneously in pipe bundle drier 13, obtain albumen powder after the drying.Corn steep liquor can be covered the white particle of fine fibre, to reach the apparent qualified of finished product.Wherein, determining of addition: after fine fibre extracts, protein content calculates by 25%, concentration is 25g/L, sneak in the dense protein, dense protein is pressed protein content 62% and is calculated, and concentration is 110g/L, the protein content of its commodity egg white powder needs 58%, so both mixed proportions are: dense protein: fine fibre=1: 1.875.
Claims (3)
1. the extraction of fine fibre and utilize method in the corn starch processing is characterized in that, may further comprise the steps:
(1) corn carries out fine grinding through after the germ separation, and the slurry after the fine grinding is carried out fiber separation, isolated starch is further separated obtaining thin albumen matter with seitan, and isolated fiber is carried out the multi-stage countercurrent washing;
(2) to squeeze into the compass screen surface mesh by pump be that the first pressure curved sieve of 100 μ m-150 μ m carries out slightly, the separation of fine fibre to the slurries of containing in the most end one-level sink in the multi-stage countercurrent washing process is thick, fine fibre, screenings sent into fine fibre starch tank;
(3) oversize of the first pressure curved sieve is sent into squeezing machine, the slurries that squeezing machine is forced down are also sent into fine fibre slurry tank;
(4) fine fibre being starched slurries in the tank, to squeeze into the compass screen surface mesh by pump be that the second pressure curved sieve of 45 μ m-55 μ m carries out separating of fine fibre and water, water under the sieve is sent in the upper level sink of most end one-level sink, and the fine fibre that obtains on the sieve is sent into the fine fibre storage tank;
(5) use the albumen thickener that the thin albumen matter that obtains in the step (1) is concentrated, then send into blending tank, the fine fibre in the fine fibre storage tank is joined in the blending tank mix;
(6) mixed fine fibre and dense protein are sent to filter press and dewater, then send into pipe bundle drier, in pipe bundle drier, add corn steep liquor simultaneously, obtain albumen powder after the drying.
2. the extraction of fine fibre and utilize method in the corn starch processing as claimed in claim 1, it is characterized in that: the compass screen surface mesh of the first pressure curved sieve is 120 μ m in the step (2).
3. the extraction of fine fibre and utilize method in the corn starch processing as claimed in claim 1, it is characterized in that: the compass screen surface mesh of the second pressure curved sieve is 50 μ m in the step (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110046512 CN102174759B (en) | 2011-02-23 | 2011-02-23 | Extraction and utilization method of fine fibers during corn starch processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110046512 CN102174759B (en) | 2011-02-23 | 2011-02-23 | Extraction and utilization method of fine fibers during corn starch processing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102174759A CN102174759A (en) | 2011-09-07 |
| CN102174759B true CN102174759B (en) | 2013-03-27 |
Family
ID=44517982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110046512 Active CN102174759B (en) | 2011-02-23 | 2011-02-23 | Extraction and utilization method of fine fibers during corn starch processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102174759B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103554277B (en) * | 2013-09-29 | 2016-03-30 | 山东西王糖业有限公司 | A kind of production loading method of W-Gum |
| CN104592402A (en) * | 2015-01-06 | 2015-05-06 | 山东西王糖业有限公司 | Drying process for corn starch with protein content not less than 18% |
| CN106084073B (en) * | 2016-07-21 | 2019-04-16 | 内蒙古融成玉米开发有限公司 | Fiber treatment system and its treatment process in corn starch processing |
| CN110721954A (en) * | 2019-11-14 | 2020-01-24 | 山东福宽生物工程有限公司 | Fiber extraction system and method in corn starch production |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101412760A (en) * | 2008-11-25 | 2009-04-22 | 西王集团有限公司 | Method for separating fiber in corn starch processing procedure |
| CN101885779A (en) * | 2010-06-30 | 2010-11-17 | 潍坊盛泰药业有限公司 | Method for recycling process water in production of cornstarch |
| CN101899119A (en) * | 2010-08-27 | 2010-12-01 | 中国科学院长春应用化学研究所 | Method for preparing corn starch |
-
2011
- 2011-02-23 CN CN 201110046512 patent/CN102174759B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101412760A (en) * | 2008-11-25 | 2009-04-22 | 西王集团有限公司 | Method for separating fiber in corn starch processing procedure |
| CN101885779A (en) * | 2010-06-30 | 2010-11-17 | 潍坊盛泰药业有限公司 | Method for recycling process water in production of cornstarch |
| CN101899119A (en) * | 2010-08-27 | 2010-12-01 | 中国科学院长春应用化学研究所 | Method for preparing corn starch |
Non-Patent Citations (1)
| Title |
|---|
| 王纯彬等.玉米淀粉生产中有关纤维分离工艺的探讨.《农产品加工（学刊）》.2007,(第2期),第44-45页，第48页. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102174759A (en) | 2011-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106832009A (en) | A kind of method for producing cornstarch in corn wet milling production technology using cellulase preparation | |
| CN102174759B (en) | Extraction and utilization method of fine fibers during corn starch processing | |
| CN104193833B (en) | The screening of wheaten starch and process for refining | |
| CN102302084A (en) | Process for separating wheat starch | |
| CN104672336A (en) | Corn starch production process | |
| CN109999991A (en) | A kind of thermal coal dense medium sorting process effectively reducing slime content | |
| CN103342753A (en) | Production method of cassava starch | |
| CN102603900B (en) | High-potential-difference potato starch-residue separation system | |
| CN106632586B (en) | Method for simultaneously extracting starch and protein | |
| CN104098707A (en) | Manufacturing technology for corn starch | |
| CN103976132A (en) | Method for preparing high-purity rice protein by using rice residue | |
| CN106084073B (en) | Fiber treatment system and its treatment process in corn starch processing | |
| CN208554624U (en) | A kind of device for extracting fine fibre and increasing protein yield | |
| CN215427736U (en) | Fine fiber recovery processing system in corn starch course of working | |
| CN102690360B (en) | Preparation method of corn starch | |
| CN101928354A (en) | Method for preparing konjac glucomannan and dehydration device for same | |
| CN105981914A (en) | Production method and production device for vital wheat gluten and starch slurry of wheat | |
| CN202099655U (en) | Bamboo pulp washing system | |
| CN202610139U (en) | System for processing large-grained potato starch | |
| CN207126820U (en) | A kind of production system for removing part fine fibre in zein fiber washing | |
| CN204918455U (en) | Refined and classification equipment of starch | |
| CN102838681A (en) | Production method of corn starch | |
| CN101904413A (en) | Process for extracting proteins and dietary fibers by utilizing kelp residues | |
| CN104432471A (en) | Recycling method for manufacturing white water of reconstituted tobacco | |
| CN102599638A (en) | Low-retention monolayer net papermaking process of reconstituted tobaccos by papermaking method and equipment thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |