CN103695166B - Novel oil deodorization tower capable of treating various raw materials - Google Patents
Novel oil deodorization tower capable of treating various raw materials Download PDFInfo
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- CN103695166B CN103695166B CN201410004228.8A CN201410004228A CN103695166B CN 103695166 B CN103695166 B CN 103695166B CN 201410004228 A CN201410004228 A CN 201410004228A CN 103695166 B CN103695166 B CN 103695166B
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Abstract
The invention discloses a novel oil deodorization tower capable of treating various raw materials. The novel oil deodorization tower comprises a packed tower and a plate tower located at the lower part of the packed tower, wherein the plate tower is at least provided with two tower layers from top to bottom. The novel oil deodorization tower is characterized in that a packed tower staying segment is arranged between the packed tower and the plate tower; the lower part of the side wall of the packed tower staying segment is provided with a staying segment oil drain outlet; the upper part of the side wall of a first tower layer of the plate tower is provided with a plate tower oil inlet; and an oil outlet at the bottom of the plate tower is provided with an oil pump and is connected with an oil inlet of the packed tower through an oil delivery pipe. The deodorization tower can be used for deodorizing various raw oils and particularly solving the problem of high acid value caused by hydrolysis in the process of deodorizing oils such as corn oil, sunflower seed oil and the like with high unsaturated fatty acid content.
Description
Technical field
The present invention relates to field of oil production industry, particularly a kind of new oil deodorizing tower processing plurality of raw materials.
Background technology
In oil and fat refining is produced, deodorization is a very important technical process, and its principle is to use high temperature molecular distillation technology to slough in grease, and some contains aldehyde, the letones of peculiar smell.Deodorizing tower is the nucleus equipment of this this technique, and common deodorizing tower comprises packed type deodorization column and tray column.
Packed type deodorization column physical deacidification is effective, but deodorising effect is not as tray column, and board-like deodorization decoloring is effective, and structure is simple, failure rate is low, but tray column steam consumption is large, and deodorization time not easily controls flexibly.
In recent years, packed type deodorization column and tray column combine by technician, form a kind of novel combined column, combine both advantages.A kind of built-up type deodorizing tower disclosed in CN203200238U, include tower body, tower body top is provided with air outlet and oil-in, oil outlet is provided with bottom tower body, tower body includes the packing tower on top and the tray column of bottom, include upper and lower packing layer in described packing tower, between upper and lower packing layer, sparger is installed; Described tray column includes the upper, middle and lower-ranking column plate cooperatively interacted; The bottom of described packing tower and the bottom of tray column are respectively equipped with steam inlet.
Although this built-up type deodorizing tower has certain progressive compared with traditional deodorizing tower, but, this equipment can only play good deodorising effect to the oil kind that soybean oil, vegetable seed wet goods are not easily hydrolyzed, and for the high oil kind of the unsaturated fatty acid content such as Semen Maydis oil, seed oil of sunflower, it is easily hydrolyzed in the stripping process of packing tower, therefore cause the acid number of processed oil to raise, cannot Standard be reached, processed oil can be caused in addition to return look.
Summary of the invention
The object of this invention is to provide a kind of new oil deodorizing tower processing plurality of raw materials oil, particularly can solving the high oil kind of the unsaturated fatty acid content such as Semen Maydis oil, seed oil of sunflower in deodorising process because occurring to be hydrolyzed the high problem of the acid number that causes.
To achieve these goals, a kind of new oil deodorizing tower processing plurality of raw materials provided by the invention, comprise packing tower and the tray column being positioned at packing tower bottom, two tower layers are had from top to bottom at least in described tray column, packing tower stay segment is provided with between described packing tower and tray column, the lower sidewall of described packing tower stay segment is provided with stay segment oil discharge outlet, tray column oil-in is provided with in the side wall upper part of described tray column first tower layer, bottom described tray column, oil outlet is provided with oil pump, and is connected with the oil-in of described packing tower by a transition pipeline.
Preferably, the top of described packing tower stay segment is provided with liquidometer, can control the fluid liquid level in stay segment, monitoring production schedule.
Preferably, containing 4 tower layers in described tray column, tray column decolouring can be given full play to, keep the function of oxidative stability.
New oil deodorizing tower provided by the invention, packing tower stay segment has been set up between packing tower and tray column, stay segment bottom is provided with oil outlet, tray column the first layer has additional oil-in, and when processing Semen Maydis oil, seed oil of sunflower, oil plant enters from the oil-in of tray column, first the acid of facile hydrolysis is sloughed through tray column, then the oil pump through bottom is drawn back and is carried out stripping to packing tower, avoids the hydrolysis of facile hydrolysis acid, makes processed oil acid value conformance with standard.
Accompanying drawing explanation
Fig. 1 is the structural representation of novel deodorizing tower provided by the present invention.
In figure:
1. packing tower 2. packing tower oil-in 3. packing tower stay segment 4. packing tower stay segment oil discharge outlet 5. tray column 6. tray column oil-in 7. tray column steam inlet 8. tray column oil outlet 9. oil pump 10. transition pipeline 11. packing tower liquidometer
Embodiment
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1, novel deodorizing tower of the present invention, comprise superposed packing tower 1 and the tray column 5 being positioned at bottom, the upper end of packing tower 1 is provided with packing tower oil-in 2, and grease is flowed in tower by it.A packing tower stay segment 3 equal with tray column internal diameter is provided with between packing tower 1 and tray column 5, a packing tower stay segment oil discharge outlet 4 is provided with in the lower sidewall of packing tower stay segment 3, tray column 5 is divided into 4 layers from top to bottom by 4 column plates, every one deck is equipped with tray column steam inlet 7, can to delivering vapor in tray column 5 to grease deodorization, wherein the upper portion side wall of the first layer tray column tower layer is provided with tray column oil-in 6, for Semen Maydis oil, the oil product that the unsaturated fatty acid contents such as seed oil of sunflower are high, first enter deodorization from tray column oil-in 6, for the oils that soybean wet goods is not easily hydrolyzed, then first enter from packing tower oil-in 2 topmost.The bottom of tray column 5 is provided with tray column oil outlet 8, is also provided with connected oil pump 9, and tray column oil outlet 8 and packing tower oil-in 2 can be coupled together by a transition pipeline 10.
In addition, be also provided with packing tower liquidometer 11 in packing tower stay segment, to monitor the pasta in tower, be convenient to production control flow process.
Novel deodorizing tower provided by the invention can carry out deodorization to plurality of raw materials oil, when the oil be not easily hydrolyzed soybean wet goods carries out deodorization, stock oil is directly sent into packing tower oil-in 1, placement of multiple layers SS316 ripple packing in tower, after grease enters, be assigned to the various piece of the cross section of tower, and form thin film formula structure on packing layer surface, oil and stripped vapor counter current contact in packing layer, various volatile matter such as free fatty acids, aldehyde, letones are removed under vacuum and vapour damage the compound action of steam.Oil after packing tower 1 falls into tray column 5, makes some heat-sensitive materials cracking reach decolorizing effect, make the oxide compound of various instability be destroyed and remove simultaneously by thermal response, the final oxidative stability improving deodorization grease.
When the grease high to the unsaturated fatty acid content such as Semen Maydis oil, seed oil of sunflower carries out deodorization, first from tray column oil-in 6 oil-feed, by 4 laminated board type towers, the acids of facile hydrolysis is sloughed, when arriving the oil outlet 8 of tray column, at the external oil pump 9 of oil outlet 8, grease is drawn back the packing tower oil-in 2 to packing tower 1 by transition pipeline 10 and closes the UNICOM of tray column 5 and packing tower stay segment 3, after packing tower 1 further deodorization, grease is directly discharged from the oil discharge outlet 4 of packing tower stay segment 3 and is entered next step operation.
The present invention has taken into full account the lipid acid composition difference of different oil product, and the soybean oil adopting existing equipment and the device fabrication after improving to go out and Semen Maydis oil correlated quality index contrast as follows:
From the contrast of upper table, first more efficient from packing tower 1 oil-feed during purified soyabean oil, it should be made to be introduced into tray column 5 oil-feed during refined maize's oil, all can produce a desired effect to make tray column and packing tower.
Above the new oil deodorizing tower processing plurality of raw materials provided by the present invention is described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands core concept of the present invention for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (2)
1. one kind can process the new oil deodorizing tower of plurality of raw materials, comprise packing tower and the tray column being positioned at packing tower bottom, two tower layers are had from top to bottom at least in described tray column, it is characterized in that, packing tower stay segment is provided with between described packing tower and tray column, the lower sidewall of described packing tower stay segment is provided with stay segment oil discharge outlet, tray column oil-in is provided with in the side wall upper part of described tray column first tower layer, bottom described tray column, oil outlet is provided with oil pump, and is connected with the oil-in of described packing tower by a transition pipeline; The top of described packing tower stay segment is provided with liquidometer.
2. the new oil deodorizing tower processing plurality of raw materials according to claim 1, is characterized in that, containing 4 tower layers in described tray column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410004228.8A CN103695166B (en) | 2014-01-03 | 2014-01-03 | Novel oil deodorization tower capable of treating various raw materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410004228.8A CN103695166B (en) | 2014-01-03 | 2014-01-03 | Novel oil deodorization tower capable of treating various raw materials |
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| Publication Number | Publication Date |
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| CN103695166A CN103695166A (en) | 2014-04-02 |
| CN103695166B true CN103695166B (en) | 2015-05-27 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2429533Y (en) * | 2000-06-09 | 2001-05-09 | 梁少华 | Tower for deodorizing and acid neutralizing oil and fat |
| CN101649250A (en) * | 2009-08-20 | 2010-02-17 | 江苏牧羊迈安德食品机械有限公司 | Technology for deodorizing vegetable oil with high content of unsaturated acid |
| CN101649251A (en) * | 2009-07-23 | 2010-02-17 | 焦作市永乐油脂机械有限公司 | Assembled deacid-deodoring tower for oils and fats refining |
| CN203200238U (en) * | 2013-03-22 | 2013-09-18 | 和县金城米业有限责任公司 | Combined type deodorizing tower |
| CN103409236A (en) * | 2013-09-03 | 2013-11-27 | 河南粮工科技有限公司 | Combined type deacidification and deodorization tower suitable for deodorizing edible oil in oil industry |
| CN203360414U (en) * | 2013-06-21 | 2013-12-25 | 山东西王食品有限公司 | Deodorization equipment for reducing trans-fatty acid content of corn oil |
-
2014
- 2014-01-03 CN CN201410004228.8A patent/CN103695166B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2429533Y (en) * | 2000-06-09 | 2001-05-09 | 梁少华 | Tower for deodorizing and acid neutralizing oil and fat |
| CN101649251A (en) * | 2009-07-23 | 2010-02-17 | 焦作市永乐油脂机械有限公司 | Assembled deacid-deodoring tower for oils and fats refining |
| CN101649250A (en) * | 2009-08-20 | 2010-02-17 | 江苏牧羊迈安德食品机械有限公司 | Technology for deodorizing vegetable oil with high content of unsaturated acid |
| CN203200238U (en) * | 2013-03-22 | 2013-09-18 | 和县金城米业有限责任公司 | Combined type deodorizing tower |
| CN203360414U (en) * | 2013-06-21 | 2013-12-25 | 山东西王食品有限公司 | Deodorization equipment for reducing trans-fatty acid content of corn oil |
| CN103409236A (en) * | 2013-09-03 | 2013-11-27 | 河南粮工科技有限公司 | Combined type deacidification and deodorization tower suitable for deodorizing edible oil in oil industry |
Non-Patent Citations (2)
| Title |
|---|
| 常用脱臭塔的特点及使用中注意问题;孙作城;《中国油脂》;20090920;第34卷(第9期);第63-64页 * |
| 降低脱臭工段蒸汽消耗的方法;周斌;《中国油脂》;20030520;第28卷(第5期);第76-77页 * |
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| CN103695166A (en) | 2014-04-02 |
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Address after: 226600 No. 189 Kaiyuan Road, Haian Town, Haian County, Nantong, Jiangsu Applicant after: NANJING TONGJIAHUI OIL AND FAT DEVELOPMENT CO., LTD. Address before: Haian Industrial Park, Haian County town of Jiangsu city in Nantong province 226600 (16 group of Sun Zhuang Zhen Zu Shi Miao Cun) Applicant before: NANJING TONGJIAHUI OIL AND FAT DEVELOPMENT CO., LTD. |
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