CN105063240A - Sugar production technology - Google Patents
Sugar production technology Download PDFInfo
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- CN105063240A CN105063240A CN201510469666.6A CN201510469666A CN105063240A CN 105063240 A CN105063240 A CN 105063240A CN 201510469666 A CN201510469666 A CN 201510469666A CN 105063240 A CN105063240 A CN 105063240A
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- sugar
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- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The invention belongs to the field of sugar processing, and mainly relates to a sugar production technology. The technology sequentially comprises the following steps: 1, extracting a sugar juice; 2, carrying out flocculation precipitation on the sugar juice; 3, carrying out membrane machine filtration on the flocculated and precipitated sugar juice; 4, carrying out further adsorbing impurity removal through using ion exchange resin; 5, carrying out evaporative concentration; 6, crystallizing, and filtering; and 7, carrying out spray drying. The technology adopting the above technical scheme has the following advantages: 1, a polymeric organic-inorganic composite flocculating agent is used in the invention different from traditional production technologies, and heating is not needed in the flocculation precipitation process, so influences of heating on the color are avoided, and strong adsorption and easy filtration are realized; 2, deep processing of the sugar juice is carried out by simultaneously adopting the ion exchange resin and membrane filtration, so high quality sugar can be prepared; and 3, the technology is simple and efficient.
Description
Technical field
The invention belongs to sugared manufacture field, relate generally to a kind of sugar refining technology.
Background technology
White sugar is with sugarcane, beet for raw material, by squeezing the juice, filtering, removal of impurities, clarification, concentrated boil crystalline substance, de-honey, drying after obtain.White sugar is the principal item of table sugar, and basic table sugar is all white sugar abroad, and white sugar accounts for more than 90% of table sugar at home.China is sugared production and supplyment big country main in the world, and China's sugar industry is with a long history, and particularly since 21 century, China's sugar-refining industry obtains high speed development, and sugar refining gets over maturation, and candy output steadily improves.But along with improving constantly of standard of living, more and more stricter to the requirement of sugar, external table sugar is generally concise sugar, and China's major part uses plantation white sugar.Refined white sugar and plantation white sugar difference in quality are comparatively large, and the white sugar of China's explained hereafter and international high-quality white sugar also exist certain gap qualitatively, particularly China's colour index of producing at present with differ larger in the world.
Summary of the invention
In order to obtain the refined white sugar of quality better, the present invention proposes following solution:
A kind of sugar refining technology, comprises the following steps: the 1) extraction of syrup successively; 2) flocculation sediment is carried out to syrup; 3) good to flocculation sediment syrup carries out the filtration of film machine; 4) ion exchange resin is utilized to carry out further adsorption-edulcoration; 5) evaporation concentration; 6) crystallization is filtered; 7) spray is dry.
A kind of sugar refining technology, wherein, described step 2) in flocculation agent be non-polar high-polymer flocculation agent and organic polymer coargulator composite flocculation agent, further, described inorganic polymer flocculant is preferably polyaluminium sulfate, and described organic polymer coargulator is preferably Xylo-Mucine.
A kind of sugar refining technology, it is to being characterised in that, wherein, in described step 5), carries out heating evaporation be concentrated into the liquid glucose that sugar weight degree is 40-50wt% by the rare gas element of heat to described liquid glucose.
Adopt described technical scheme of the present invention, have following advantage: 1) compare with traditional sugar refining technology, the present invention uses polymer inorganic composite floculant, flocculation sediment does not need heating, can avoid heating the impact on colour, absorption is strong, filters easily; 2) take ion exchange resin and membrane filtration to carry out deep processing to syrup simultaneously, the sugar of high-quality can be prepared; 3) technique is simple, and efficiency is high.
Embodiment
The invention provides a kind of sugar refining technology, comprise the following steps successively: the 1) extraction of syrup; 2) flocculation sediment is carried out to syrup; 3) good to flocculation sediment syrup carries out the filtration of film machine; 4) ion exchange resin is utilized to carry out further adsorption-edulcoration; 5) evaporation concentration; 6) crystallization is filtered; 7) spray is dry.
A kind of sugar refining technology of the present invention, the extraction of described step 1) syrup can be the extraction process of various syrup, as to sugaring raw material as the immersion of beet, sugarcane etc. or squeeze.
A kind of sugar refining technology of the present invention, described step 2) flocculation sediment is carried out to syrup, before entering film machine and ion exchange resin in syrup, various impurity can effectively be removed, improve the service efficiency of film machine and ion exchange resin, play accurately machined effect, described flocculation agent is non-polar high-polymer flocculation agent and organic polymer coargulator composite flocculation agent, described inorganic polymer flocculant comprise polymerize aluminum chloride (PAC),
polyaluminium sulfate(PAS),
bodied ferric sulfate(PFS), poly-ferric chloride (PFC), poly-ferric sulfate chloride (PFCS) and poly-phosphorus iron(ic) chloride (PPFC) etc.; Described organic polymer coargulator comprises Mierocrystalline cellulose, chitosan etc. with poly-
acrylamidedeng.Found by research, described inorganic polymer flocculant is polyaluminium sulfate, and when described organic polymer coargulator is Xylo-Mucine, effectiveness comparison is good, so preferably.The addition of inorganic polymer flocculant of the present invention is the 0.2-0.5% of syrup weight, and the addition of described organic polymer coargulator is the 0.1-0.3% of syrup weight.
A kind of sugar refining technology of the present invention, because the precipitate particles of flocculation sediment is larger, so before carrying out the filtration of film machine, the macrobead of the most handy filter screen to flocculation carries out preliminary filtration and removes, and then enters film machine and further filter.
A kind of sugar refining technology of the present invention, considers that, to the service efficiency in liquid glucose dedoping step, described ion exchange resin is preferably acrylic resin ion exchange resin.
A kind of sugar refining technology of the present invention, for preventing in step 5) evaporating concentration process the change that colour easily occurs, being preferably and carrying out heating evaporation by the rare gas element of heat to described liquid glucose and be concentrated into the liquid glucose that sugar weight degree is 40-50wt%.Be preferably the rare gas element of above-mentioned heat in vaporizer, constantly pass into bottom liquid glucose, liquid glucose is heated, and described rare gas element volatilizees away from liquid glucose top together with aqueous vapor equal solvent gas, can be distributed in liquid glucose uniformly to make the nitrogen passed into, according to practical situation, preferably can adopt and evenly pass into multichannel nitrogen bottom liquid glucose simultaneously.Consider the volatilization along with solvent, the concentration of liquid glucose increases, and described liquid glucose viscosity can increase, and according to practical situation, can arrange certain vacuum tightness to the top of liquid glucose.The concentration method of liquid glucose of the present invention, the temperature of the rare gas element of heat is preferably 50-70 DEG C.Described rare gas element can be carbonic acid gas, nitrogen or helium, and argon gas etc. are difficult or nonreactive gas with liquid glucose, considers from the angle of economy, is preferably nitrogen.So in concentration process, preferably in above-mentioned liquid glucose, be added with defoamer, defoamer addition accounts for the 0.1-0.5% of initial total sugar liquid gross weight usually, and described defoamer is preferably sorbitan mono-laurate.
A kind of sugar refining technology of the present invention, in the crystallisation process that step 6) crystallization is filtered, generally adds the crystallization that a small amount of massecuite accelerates white sugar.
Below in conjunction with embodiment, the present invention will be further described.
Embodiment 1
Sugarcane is carried out pre-treatment then to squeeze extraction and squeeze the juice, then will squeeze the juice and add in retort after filtering, add relative to the polyaluminium sulfate of raw sugar liquid weight percent 0.3% and the Xylo-Mucine stirring reaction relative to raw sugar liquid weight percent 0.2% in retort, the liquid glucose of gained is entered after tentatively filtering with filter screen, filter further with film machine, syrup after filtration carries out absorb-elute by acrylic resin ion exchange resin, the syrup obtained by wash-out joins in vaporizer, and add the sorbitan mono-laurate of liquid glucose gross weight 0.3wt%, equally distributed three pipelines pass into nitrogen at room 5 minutes with the speed of 50ml/h bottom liquid glucose, then nitrogen temperature is heated to 65 DEG C, heating evaporation is carried out to liquid glucose, sampling analysis, when to be concentrated into sugar weight degree be the liquid glucose of 45wt% to liquid glucose, stopped reaction, the concentrated cooling obtained adds a small amount of massecuite and carries out crystallization, after crystallization completely, filter to spray to do and just obtain colory white sugar.
Claims (4)
1. a sugar refining technology, is characterized in that, comprises the following steps successively:
1) extraction of syrup; 2) flocculation sediment is carried out to syrup; 3) good to flocculation sediment syrup carries out the filtration of film machine; 4) ion exchange resin is utilized to carry out further adsorption-edulcoration; 5) evaporation concentration; 6) crystallization is filtered; 7) spray is dry.
2. a kind of sugar refining technology according to claim 1, it is to being characterised in that, described step 2) in flocculation agent be non-polar high-polymer flocculation agent and organic polymer coargulator composite flocculation agent.
3. a kind of sugar refining technology according to claim 2, it is to being characterised in that, described inorganic polymer flocculant is polyaluminium sulfate, and described organic polymer coargulator is Xylo-Mucine.
4. a kind of sugar refining technology according to claim 1, it is to being characterised in that, in described step 5), carries out heating evaporation be concentrated into the liquid glucose that sugar weight degree is 40-50wt% by the rare gas element of heat to described liquid glucose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510469666.6A CN105063240A (en) | 2015-08-04 | 2015-08-04 | Sugar production technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510469666.6A CN105063240A (en) | 2015-08-04 | 2015-08-04 | Sugar production technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105063240A true CN105063240A (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510469666.6A Pending CN105063240A (en) | 2015-08-04 | 2015-08-04 | Sugar production technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107460257A (en) * | 2017-08-16 | 2017-12-12 | 临沧甜咪嘻食品有限公司 | A kind of brown sugar boiling method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1958811A (en) * | 2006-07-31 | 2007-05-09 | 广州甘蔗糖业研究所 | Composite type clearing agent in use for refining sugar, and preparation method |
| CN1962878A (en) * | 2006-11-21 | 2007-05-16 | 华南理工大学 | Method for producing natural coloured sugar |
| JP2007259732A (en) * | 2006-03-28 | 2007-10-11 | Toru Sunakawa | Method for producing white syrup-containing sugar |
| CN103468832A (en) * | 2013-10-12 | 2013-12-25 | 云南省轻工业科学研究院 | Process for producing high-safety white granulated sugar |
| CN103937913A (en) * | 2014-04-20 | 2014-07-23 | 厦门世达膜科技有限公司 | White granulated sugar production technology |
-
2015
- 2015-08-04 CN CN201510469666.6A patent/CN105063240A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007259732A (en) * | 2006-03-28 | 2007-10-11 | Toru Sunakawa | Method for producing white syrup-containing sugar |
| CN1958811A (en) * | 2006-07-31 | 2007-05-09 | 广州甘蔗糖业研究所 | Composite type clearing agent in use for refining sugar, and preparation method |
| CN1962878A (en) * | 2006-11-21 | 2007-05-16 | 华南理工大学 | Method for producing natural coloured sugar |
| CN103468832A (en) * | 2013-10-12 | 2013-12-25 | 云南省轻工业科学研究院 | Process for producing high-safety white granulated sugar |
| CN103937913A (en) * | 2014-04-20 | 2014-07-23 | 厦门世达膜科技有限公司 | White granulated sugar production technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107460257A (en) * | 2017-08-16 | 2017-12-12 | 临沧甜咪嘻食品有限公司 | A kind of brown sugar boiling method |
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Application publication date: 20151118 |
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| WD01 | Invention patent application deemed withdrawn after publication |