CN202170335U - Vacuum heat recovery heat exchanger for grease deodorization working section steam stripping-deodorization process and equipment thereof - Google Patents
Vacuum heat recovery heat exchanger for grease deodorization working section steam stripping-deodorization process and equipment thereof Download PDFInfo
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- CN202170335U CN202170335U CN201120299141XU CN201120299141U CN202170335U CN 202170335 U CN202170335 U CN 202170335U CN 201120299141X U CN201120299141X U CN 201120299141XU CN 201120299141 U CN201120299141 U CN 201120299141U CN 202170335 U CN202170335 U CN 202170335U
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Abstract
The utility model discloses a vacuum heat recovery heat exchanger for a grease deodorization working section steam stripping-deodorization process and equipment thereof. The vacuum heat recovery heat exchanger comprises a shell and a pipe box, wherein the pipe box is positioned in a shell; a pipe pass inlet and a pipe pass outlet are arranged on the pipe box; a shell pass inlet and a shell pass outlet are arranged on the shell; a steam pipeline is arranged on the lower part of the shell; and two vacuum heat recovery heat exchangers are arranged on a pipeline between a safety filter and a cooling fine filtration system. Compared with the traditional deodorization working section, the utility model has the advantages that: the traditional spiral plate type exchanger is replaced by the vacuum heat recovery heat exchanger; and the two vacuum heat recovery heat exchangers have the effects of front steam stripping and rear steam stripping respectively. Through front steam stripping, oil to be deodorized is mildly heated by high-pressure steam, so that part of free fatty acid is removed in advance; and the deodorized oil from a deodorization tower is subjected to rear steam stripping and then is cooled mildly and gradually, so that flavor of the deodorized finished product oil is effectively improved and guaranteed, occurrence probability of side reaction and generation probability of trans fatty acid are reduced, and the quality of the products is stable.
Description
Technical field
The utility model belongs to grease deodorization workshop section deodorization technique field, relates in particular to a kind of grease deodorization workshop section stripping-deodorizing technology that is applied to vacuum heat recovering heat exchanger and equipment.
Background technology
Along with scientific progress and people's living standard improve, traditional in the past food-processing method and some food-safety problems that produce therefrom constantly cause people's doubt.In fatty foods processing; Trans fatty acid is a rather tender subject; And deodorization is the key link that produces trans fatty acid in the vegetable oil refining process, and the generation of trans fatty acid and growing amount and deodorization tower structure, deodorizing technology parameter and fat type are closely related.Generally speaking, content of trans fatty acids significantly increases with the increase of deodorization temperature and time in the deodorised oil.As shown in Figure 1; Conventional grease deodorizing technology equipment used mainly comprises gassing pump 1, security filter 2, oily oil heat exchanger 3,4, high temperature heat source interchanger 5, deodorization tower 6, deodorization pump 7, divides drum 8 and m-benzoamino-semicarbazide filtering system 9; The gassing bleached oil pumps into security filter 2 by gassing pump 1; Heat up through oily oil heat exchanger 3,4 heat exchange then, be heated to deodorization temperature through high temperature heat source interchanger 5 again and send into deodorization tower 6 high vacuum steam stripped; Deodorised oil is delivered to oily oil heat exchanger 4,3 coolings by deodorization pump 7, after m-benzoamino-semicarbazide filtering system 9 backs get into the processed oil storage tank; Steam feeds deodorization tower 6 steam supplies and proposes use in the branch drum 8.This technology interchanger adopts spiral-plate exchanger, and Btu utilization is insufficient; The deodorization tower adopts the multi-ply wood high tower structure, and in deodorising process, the working vacuum of the superiors and undermost vacuum exist than big-difference, and the vacuum of bottom is not enough to guarantee thoroughly removing of malodor components and free fatty acids, and deodorization tower service efficiency is low; Deodorised oil following residence time of comparatively high temps in the deodorization tower is longer, improves the probability that side reaction and trans fatty acid take place; Treat that deodorised oil experiences temperature moment intensification and cooling in deodorising process, make the processed oil quality unstable.
The utility model content
What the purpose of the utility model provided a kind of constant product quality is applied to grease deodorization workshop section stripping-deodorizing technology with vacuum heat recovering heat exchanger and equipment thereof.
For achieving the above object, the technical scheme that the utility model adopts is:
Grease deodorization workshop section stripping-deodorizing technology is used the vacuum heat recovering heat exchanger, comprises housing and bobbin carriage, and bobbin carriage is positioned at enclosure interior, and bobbin carriage is provided with tube side import and tube side outlet; Housing is provided with shell side import and shell side outlet, and lower housing portion is provided with steam-pipe.
Be provided with multidimensional runner baffle system in the said housing.
Said bobbin carriage is positioned at enclosure interior and an end exposes, and the bobbin carriage exposed junction is provided with tube side import and tube side outlet.
Grease deodorization workshop section stripping-deodorizing technology is used equipment, and the pipeline between security filter and the m-benzoamino-semicarbazide filtering system is provided with said two vacuum heat recovering heat exchangers; The gassing pump is communicated with the tube side import of the first vacuum heat recovering heat exchanger through security filter; The tube side outlet of the first vacuum heat recovering heat exchanger is communicated with the shell side import of the second vacuum heat recovering heat exchanger; The shell side outlet of the second vacuum heat recovering heat exchanger treats that with the deodorization tower deodorised oil import is communicated with; The outlet of deodorization tower deodorised oil is communicated with through the shell side import of deodorization oil pump with the first vacuum heat recovering heat exchanger, and the shell side outlet of the first vacuum heat recovering heat exchanger is communicated with the m-benzoamino-semicarbazide filtering system; The tube side of the second vacuum heat recovering heat exchanger is imported and exported and is communicated with high temperature heat source; Divide drum to be communicated with the shell side and the deodorization tower of two vacuum heat recovering heat exchangers respectively.
Said deodorization tower is filler-board-like combination stripping deodorization tower, and the column plate number of plies is two-layer.
Said vacuum heat recovering heat exchanger vacuum system is communicated with deodorization tower vacuum system.
The utility model is compared with traditional deodorization workshop section, and the vacuum heat recovering heat exchanger has replaced traditional spiral-plate exchanger, stripping and the steam stripped effect in back before two vacuum heat recovering heat exchangers play respectively.Through preceding stripping, HP steam is treated deodorised oil and is carried out mild heat, removes the part free fatty acids in advance; Through the back stripping, gentle progressively cooling effectively improves and has guaranteed the local flavor of deodorization processed oil, improves oil quality from the deodorised oil in the deodorization tower; Multidimensional runner baffle system enlarges the contact area of grease and steam, greatly improves heat exchange efficiency, and heat is fully used, and thoroughly removes free fatty acids; Preceding stripping replaces deodorization tower stripping with the steam stripped agency part in back, effectively reduces the column plate number of plies of deodorization tower, thereby shortens deodorised oil residence time under the comparatively high temps in the deodorization tower, the generation of minimizing side reaction and trans fatty acid.This oil and fat refining deodorizing technology and equipment efficiently solve the inconsistent defective of vacuum tightness in the deodorization tower, have improved the result of use and the efficient of deodorization tower; Gentle heat exchanging process improves and has guaranteed the quality of deodorization processed oil; Short deodorization time has reduced the generation of trans fatty acid; Heat transfer process has reduced energy consumption efficiently; The minimizing of the deodorization tower number of plies has reduced the requirement to the refining factory building height, has reduced factory building cost input to a certain extent.
Description of drawings
Fig. 1 is a conventional grease deodorization workshop section structural representation;
Fig. 2 is a vacuum heat recovering heat exchanger structural representation;
Fig. 3 is the utility model structural representation.
Embodiment
Like Fig. 2, shown in Figure 3; A kind of grease deodorization workshop section stripping-deodorizing technology is used the vacuum heat recovering heat exchanger; Comprise housing 10-2 and bobbin carriage 10-1, bobbin carriage 10-1 is positioned at housing 10-2 inside and an end exposes, and bobbin carriage 10-1 exposes the end and is provided with tube side import 10-4 and tube side outlet 10-3; Housing 10-2 is provided with shell side import 10-5 and shell side outlet 10-6, and housing 10-2 inside is provided with multidimensional runner baffle system 10-7, and housing 10-2 bottom is provided with steam-pipe 10-8.
Grease deodorization workshop section stripping-deodorizing technology is used equipment; Comprise gassing pump 1, security filter 2, deodorization tower 61, deodorization oil pump 7, divide drum 8 and m-benzoamino-semicarbazide filtering system 9, the pipeline between security filter 2 and the m-benzoamino-semicarbazide filtering system 9 is provided with said two vacuum heat recovering heat exchangers 101,102; Gassing pump 1 is communicated with the tube side import 10-4 of the first vacuum heat recovering heat exchanger 101 through security filter 2; The tube side outlet 10-3 of the first vacuum heat recovering heat exchanger 101 is communicated with the shell side import 10-5 of the second vacuum heat recovering heat exchanger 102; The shell side outlet 10-6 of the second vacuum heat recovering heat exchanger 102 is communicated with the deodorised oil import 61-1 that treats of deodorization tower 61; Deodorization tower deodorised oil outlet 61-2 is communicated with the shell side import 10-5 of the first vacuum heat recovering heat exchanger 101 through deodorization oil pump 7, and the shell side outlet 10-6 of the first vacuum heat recovering heat exchanger 101 is communicated with m-benzoamino-semicarbazide filtering system 9; The tube side of the second vacuum heat recovering heat exchanger 102 is imported and exported 10-4,10-3 is communicated with high temperature heat source; Divide steam-pipe 10-8 and the deodorization tower 61 of drum 8 to be communicated with respectively at two vacuum heat recovering heat exchanger shell sides.Said deodorization tower 61 is filler-board-like combination stripping deodorization tower, and the column plate number of plies is two-layer.Said vacuum heat recovering heat exchanger vacuum system is communicated with deodorization tower vacuum system.
The utility model principle of work is: treat that the deodorization grease gets into the tube side of the first vacuum heat recovering heat exchanger 101 behind gassing and safety filtering, be warming up to the shell side that gets into the second vacuum heat recovering heat exchanger 102 after 215 ℃ and carry out preceding stripping, remove the part free fatty acids in advance; Temperature rises to 250 ℃, gets into deodorization tower 61 afterwards, and the steam of the drum 8 of evaluating oneself gets into deodorization tower 61; Grease removes most of free fatty acids further by stripping under high vacuum and vapor action, and the stripping time is 60min; Grease after the deodorization gets into the shell side of the first vacuum heat recovering heat exchanger 101; The steam of drum 7 of evaluating oneself gets into the first vacuum heat recovering heat exchanger 101, and in the first vacuum heat recovering heat exchanger 101, special multidimensional runner baffle system 10-7 makes deodorised oil under the vapor action of splashing, carry out degree of depth stripping; Thoroughly remove free fatty acids; Treat the slow heat exchange of deodorised oil and deodorised oil, the gentle cooling of deodorised oil is accomplished deodorization after m-benzoamino-semicarbazide filtering system 9 gets into product tank.
Claims (6)
1. grease deodorization workshop section stripping-deodorizing technology is used the vacuum heat recovering heat exchanger, it is characterized in that, comprises housing and bobbin carriage, and bobbin carriage is positioned at enclosure interior, and bobbin carriage is provided with tube side import and tube side outlet; Housing is provided with shell side import and shell side outlet, and lower housing portion is provided with steam-pipe.
2. grease deodorization as claimed in claim 1 workshop section stripping-deodorizing technology is used the vacuum heat recovering heat exchanger, it is characterized in that, is provided with multidimensional runner baffle system in the said housing.
3. according to claim 1 or claim 2 grease deodorization workshop section stripping-deodorizing technology is used the vacuum heat recovering heat exchanger, it is characterized in that said bobbin carriage is positioned at enclosure interior and an end exposes, and the bobbin carriage exposed junction is provided with tube side import and tube side outlet.
4. a grease deodorization workshop section stripping-deodorizing technology is used equipment, it is characterized in that, the pipeline between security filter and the m-benzoamino-semicarbazide filtering system is provided with said two vacuum heat recovering heat exchangers; The gassing pump is communicated with the tube side import of the first vacuum heat recovering heat exchanger through security filter; The tube side outlet of the first vacuum heat recovering heat exchanger is communicated with the shell side import of the second vacuum heat recovering heat exchanger; The shell side outlet of the second vacuum heat recovering heat exchanger treats that with the deodorization tower deodorised oil import is communicated with; The outlet of deodorization tower deodorised oil is communicated with through the shell side import of deodorization oil pump with the first vacuum heat recovering heat exchanger, and the shell side outlet of the first vacuum heat recovering heat exchanger is communicated with the m-benzoamino-semicarbazide filtering system; The tube side of the second vacuum heat recovering heat exchanger is imported and exported and is communicated with high temperature heat source; Divide drum to be communicated with the shell side and the deodorization tower of two vacuum heat recovering heat exchangers respectively.
5. grease deodorization as claimed in claim 4 workshop section stripping-deodorizing technology is used equipment, it is characterized in that said deodorization tower is filler-board-like combination stripping deodorization tower, and the column plate number of plies is two-layer.
6. use equipment like claim 4 or 5 described grease deodorization workshop section stripping-deodorizing technologies, it is characterized in that said vacuum heat recovering heat exchanger vacuum system is communicated with deodorization tower vacuum system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120299141XU CN202170335U (en) | 2011-08-17 | 2011-08-17 | Vacuum heat recovery heat exchanger for grease deodorization working section steam stripping-deodorization process and equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120299141XU CN202170335U (en) | 2011-08-17 | 2011-08-17 | Vacuum heat recovery heat exchanger for grease deodorization working section steam stripping-deodorization process and equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202170335U true CN202170335U (en) | 2012-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120299141XU Expired - Lifetime CN202170335U (en) | 2011-08-17 | 2011-08-17 | Vacuum heat recovery heat exchanger for grease deodorization working section steam stripping-deodorization process and equipment thereof |
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| Country | Link |
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| CN (1) | CN202170335U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109666540A (en) * | 2018-11-26 | 2019-04-23 | 郑州远洋油脂工程技术有限公司 | A kind of high acid value lipin deacidifying deodorizing technology and corollary apparatus |
-
2011
- 2011-08-17 CN CN201120299141XU patent/CN202170335U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109666540A (en) * | 2018-11-26 | 2019-04-23 | 郑州远洋油脂工程技术有限公司 | A kind of high acid value lipin deacidifying deodorizing technology and corollary apparatus |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120321 |