CN202410200U - Quadruple-effect evaporation countercurrent flow heat exchange energy-saving system - Google Patents
Quadruple-effect evaporation countercurrent flow heat exchange energy-saving system Download PDFInfo
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- CN202410200U CN202410200U CN2012200470836U CN201220047083U CN202410200U CN 202410200 U CN202410200 U CN 202410200U CN 2012200470836 U CN2012200470836 U CN 2012200470836U CN 201220047083 U CN201220047083 U CN 201220047083U CN 202410200 U CN202410200 U CN 202410200U
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Abstract
The utility model discloses a quadruple-effect evaporation countercurrent flow heat exchange energy-saving system which comprises a one-effect evaporator, a double-effect evaporator, a triple-effect evaporator and a quadruple-effect evaporator, wherein each of the one-effect evaporator, the double-effect evaporator, the triple-effect evaporator and the quadruple-effect evaporator is provided with a steam inlet, a steam outlet, a condensed liquid inlet and a condensed liquid outlet. The steam outlet of the one-effect evaporator is connected with the steam inlet of the double-effect evaporator, the steam outlet of the double-effect evaporator is connected with the steam inlet of the triple-effect evaporator, the steam outlet of the triple-effect evaporator is connected with the steam inlet of the quadruple-effect evaporator, the condensed liquid outlet of the quadruple-effect evaporator is connected with the condensed liquid inlet of the triple-effect evaporator, the condensed liquid outlet of the triple-effect evaporator is connected with the condensed liquid inlet of the double-effect evaporator, and the condensed liquid outlet of the double-effect evaporator is connected with the condensed liquid inlet of the one-effect evaporator. The quadruple-effect evaporation countercurrent flow heat exchange energy-saving system is additionally provided with the evaporators, performs heat exchange with the condensed liquid entering the evaporators in a countercurrent mode, fully utilizes heat energy of the steam and achieves the aim of saving energy and increasing benefit.
Description
Technical field
The utility model relates to a kind of TMP production power-saving technology, relates in particular to a kind of quadruple effect evaporation countercurrent flow energy conserving system.
Background technology
In the Chemical Manufacture Study on energy saving for many years; Various fine chemistry industry power-saving technologies have obtained application aborning, have obtained good economic benefits and social benefit, in the Chemical Manufacture enterprise of coal as raw material; The technology of various energy-saving and emission-reduction is all in continuous application; The utilization of indirect steam has caused the extensive concern of enterprise, through energy saving technical reconstruction, has practiced thrift the energy widely.Because TMP (trimethylolpropane) is a kind of high molecular fine chemical product, in its production process, need provide a large amount of steam to carry out cold and hot exchange, thereby evaporation make it obtain highly purified product; Traditional T MP production technology all is to adopt two to imitate following current evaporation flow process refined product, but steam consumption is high.So all the time, each enterprise has had a strong impact on the benefit of product because the influence of steam consumption is risen much the cost of product, and product is on a sticky wicket in the competition in market.The current greatest problem that is perplexing the TMP producer and technical staff is exactly energy-saving and cost-reducing.Therefore, the competition of current TMP manufacturer also becomes the competition of safety and environmental protection, energy efficiency.
The utility model content
For solving the problems of the technologies described above, the utility model has improved existing two imitates technology and the device that refined product is evaporated in following current, and a kind of quadruple effect evaporation countercurrent flow energy conserving system is provided, and the consumption of steam reduces production costs in the time of reducing TMP production.
The utility model provides a kind of quadruple effect evaporation countercurrent flow energy conserving system; Comprise 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator, 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator all have steam inlet, steam (vapor) outlet, condensation liquid import and condensation liquid outlet; The steam (vapor) outlet of 1st effective evaporator connects the steam inlet of 2nd effect evaporator, and the steam (vapor) outlet of 2nd effect evaporator connects the steam inlet of triple effect evaporator, and the steam (vapor) outlet of triple effect evaporator connects the steam inlet of four-effect evaporator; The condensation liquid outlet of four-effect evaporator connects the condensation liquid import of triple effect evaporator, and the condensation liquid outlet of triple effect evaporator connects the condensation liquid import of 2nd effect evaporator, and the condensation liquid outlet of 2nd effect evaporator connects the condensation liquid import of 1st effective evaporator.Give birth to steam and get into 1st effective evaporator; With the condensation liquid evaporation and heat-exchange of coming from 2nd effect evaporator; Because the indirect steam after the heat exchange still has higher temperature, utilize this indirect steam successively again for 2nd effect evaporator, triple effect evaporator and four-effect evaporator provide the heat of vaporization concentrate, condensation liquid then gets into triple effect evaporator from four-effect evaporator with the mode of adverse current successively simultaneously; Get into 2nd effect evaporator and 1st effective evaporator again and concentrate successively, can reach the energy efficiency purpose.
Said quadruple effect evaporation countercurrent flow energy conserving system comprises the steam buffer jar, and the steam buffer jar is connected with the 1st effective evaporator steam inlet.
Said quadruple effect evaporation countercurrent flow energy conserving system comprises condensation liquid bath and condensation liquid pump, and the condensation liquid bath is connected with the condensation liquid import of four-effect evaporator through the condensation liquid pump.
Said quadruple effect evaporation countercurrent flow energy conserving system comprises concentrated liquid bath, concentrates liquid bath and is connected with the condensation liquid outlet of 1st effective evaporator.
Said 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator all have condensation-water drain.
Said quadruple effect evaporation countercurrent flow energy conserving system comprises hot well, and hot well is connected with the condensation-water drain of 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator respectively.
Said 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator are provided with the self-loopa pipeline, and the material circulating pump is set on the self-loopa pipeline.Material circulating pump on the self-loopa pipeline makes a part of condensation liquid in 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and the four-effect evaporator circulate at self.
The quadruple effect evaporation countercurrent flow energy conserving system of the utility model has increased evaporimeter, carries out heat exchange through reflux type and the concentrate that gets into evaporimeter, has made full use of the heat energy of steam, has reached object of energy saving, has reduced production cost.
Description of drawings
Fig. 1 is the structural representation of the quadruple effect evaporation countercurrent flow energy conserving system among the embodiment.
The specific embodiment
Be elaborated below in conjunction with the quadruple effect evaporation countercurrent flow energy conserving system of accompanying drawing to the utility model.
Embodiment
As shown in Figure 1; Quadruple effect evaporation countercurrent flow energy conserving system comprises steam buffer jar 1, condensation liquid bath 6, condensation liquid pump 9,1st effective evaporator 2,2nd effect evaporator 3, triple effect evaporator 4, four-effect evaporator 5 and concentrated liquid bath 8, and 1st effective evaporator 2,2nd effect evaporator 3, triple effect evaporator 4 and four-effect evaporator 5 all have steam inlet, steam (vapor) outlet, condensation liquid import and condensation liquid outlet.
Steam buffer jar 1 is connected with 1st effective evaporator 2 steam inlets.The steam (vapor) outlet of 1st effective evaporator 2 connects the steam inlet of 2nd effect evaporator 3, and the steam (vapor) outlet of 2nd effect evaporator 3 connects the steam inlet of triple effect evaporator 4, and the steam (vapor) outlet of triple effect evaporator 4 connects the steam inlet of four-effect evaporator 5.Condensation liquid bath 6 is connected with the condensation liquid import of four-effect evaporator 5 through condensation liquid pump 9.The condensation liquid outlet of four-effect evaporator 5 connects the condensation liquid import of triple effect evaporator 4, and the condensation liquid outlet of triple effect evaporator 4 connects the condensation liquid import of 2nd effect evaporator 3, and the condensation liquid outlet of 2nd effect evaporator 3 connects the condensation liquid import of 1st effective evaporator 2.Concentrating liquid bath 8 is connected with the condensation liquid outlet of 1st effective evaporator 2.
1st effective evaporator 2,2nd effect evaporator 3, triple effect evaporator 4 and four-effect evaporator 5 all have condensation-water drain.The condensation-water drain of 1st effective evaporator 2,2nd effect evaporator 3, triple effect evaporator 4 and four-effect evaporator 5 is connected with hot well 7.
On 1st effective evaporator 2,2nd effect evaporator 3, triple effect evaporator 4 and the four-effect evaporator 5 the self-loopa pipeline is set, the material circulating pump is set on the self-loopa pipeline.Material circulating pump on the self-loopa pipeline makes a part of condensation liquid in 1st effective evaporator 2,2nd effect evaporator 3, triple effect evaporator 4 and the four-effect evaporator 5 circulate at self.
Steam buffer jar 1, condensation liquid bath 6, condensation liquid pump 9,1st effective evaporator 2,2nd effect evaporator 3, triple effect evaporator 4, four-effect evaporator 5, concentrate liquid bath 8 and hot well 7 and interconnect through pipeline; As shown in Figure 1; Heavy line is represented the condensation liquid pipeline, and arrow is represented the flow direction of condensation liquid; Thick dashed line is represented steam pipe line, and arrow is represented the flow direction of steam; Fine line is represented condensate piping, and arrow is represented the flow direction of condensed water; Fine dotted line is represented the self-loopa pipeline, and arrow is represented the flow direction of condensation liquid self-loopa in each evaporimeter.
The method of operation of the system of the utility model is following:
Steam vacuum tank 1 replenishes qualified living steam for system, and this part steam directly gets into 1st effective evaporator 2, with the evaporation condensation liquid evaporation and heat-exchange of coming from 2nd effect evaporator 3.
Condensation liquid is squeezed into four-effect evaporator 5 through condensation liquid pump 9 and is concentrated in the condensation liquid bath 6; Four-effect evaporator 5 internal condensation liquid circulate through quadruple effect material circulating pump 10 parts self; Part gets into triple effect evaporator 4 and further concentrates, and material is through the circulation of triple effect material circulating pump 11 parts self in the triple effect evaporator 4, and part gets into 2nd effect evaporator 3 and further concentrates; Material is imitated the circulation of material circulating pump 12 parts self through two in the 2nd effect evaporator 3; Part gets into 1st effective evaporator 2 and further concentrates, and 1st effective evaporator 2 interior materials warps concentrate extraction pump 13 parts self circulation, and the concentrated liquid bath 8 of part entering is workshop section to the back.The then contrary successively effect of indirect steam that produces from 1st effective evaporator 2 evaporation and heat-exchanges provides the heat of vaporization condensation liquid for 2nd effect evaporator 3, triple effect evaporator 4, four-effect evaporator 5.
Owing to give birth to steam and indirect steam heat exchange in each single-effect evaporator, produce condensed water, concentrate and be recovered to condensate storage 7, supply other operation to use.
All have self-adjusting valve on steam vacuum tank 1,1st effective evaporator 2,2nd effect evaporator 3, triple effect evaporator 4 and the four-effect evaporator 5, its condensation liquid liquid level and flow, condensed water liquid level and flow are controlled by self-adjusting valve.
Claims (7)
1. a quadruple effect evaporates the countercurrent flow energy conserving system; It is characterized in that; Comprise 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator, 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator all have steam inlet, steam (vapor) outlet, condensation liquid import and condensation liquid outlet; The steam (vapor) outlet of 1st effective evaporator connects the steam inlet of 2nd effect evaporator, and the steam (vapor) outlet of 2nd effect evaporator connects the steam inlet of triple effect evaporator, and the steam (vapor) outlet of triple effect evaporator connects the steam inlet of four-effect evaporator; The condensation liquid outlet of four-effect evaporator connects the condensation liquid import of triple effect evaporator, and the condensation liquid outlet of triple effect evaporator connects the condensation liquid import of 2nd effect evaporator, and the condensation liquid outlet of 2nd effect evaporator connects the condensation liquid import of 1st effective evaporator.
2. quadruple effect evaporation countercurrent flow energy conserving system according to claim 1 is characterized in that, said quadruple effect evaporation countercurrent flow energy conserving system comprises the steam buffer jar, and the steam buffer jar is connected with the 1st effective evaporator steam inlet.
3. quadruple effect evaporation countercurrent flow energy conserving system according to claim 1 is characterized in that, said quadruple effect evaporation countercurrent flow energy conserving system comprises condensation liquid bath and condensation liquid pump, and the condensation liquid bath is connected with the condensation liquid import of four-effect evaporator through the condensation liquid pump.
4. quadruple effect evaporation countercurrent flow energy conserving system according to claim 1 is characterized in that, said quadruple effect evaporation countercurrent flow energy conserving system comprises concentrated liquid bath, concentrates liquid bath and is connected with the condensation liquid outlet of 1st effective evaporator.
5. quadruple effect evaporation countercurrent flow energy conserving system according to claim 1 is characterized in that said 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator all have condensation-water drain.
6. quadruple effect evaporation countercurrent flow energy conserving system according to claim 5; It is characterized in that; Said quadruple effect evaporation countercurrent flow energy conserving system comprises hot well, and hot well is connected with the condensation-water drain of 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator respectively.
7. quadruple effect evaporation countercurrent flow energy conserving system according to claim 1 is characterized in that said 1st effective evaporator, 2nd effect evaporator, triple effect evaporator and four-effect evaporator are provided with the self-loopa pipeline, and the material circulating pump is set on the self-loopa pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200470836U CN202410200U (en) | 2012-02-14 | 2012-02-14 | Quadruple-effect evaporation countercurrent flow heat exchange energy-saving system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200470836U CN202410200U (en) | 2012-02-14 | 2012-02-14 | Quadruple-effect evaporation countercurrent flow heat exchange energy-saving system |
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| CN202410200U true CN202410200U (en) | 2012-09-05 |
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| CN2012200470836U Expired - Fee Related CN202410200U (en) | 2012-02-14 | 2012-02-14 | Quadruple-effect evaporation countercurrent flow heat exchange energy-saving system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103721433A (en) * | 2013-12-20 | 2014-04-16 | 四川省洪雅青衣江元明粉有限公司 | Device for improving evaporation efficiency of multi-effect evaporation system |
| CN105080169A (en) * | 2014-06-16 | 2015-11-25 | 瞿虹 | Two stage co-current and countercurrent flow alumina evaporation process flow |
| CN106890472A (en) * | 2015-12-21 | 2017-06-27 | 上海沃迪自动化装备股份有限公司 | A kind of multi-effect forced circulation evaporation device condensed water flash heat recovery system |
| CN112439218A (en) * | 2019-09-05 | 2021-03-05 | 中石油吉林化工工程有限公司 | Four-effect evaporator for acrylonitrile preparation |
-
2012
- 2012-02-14 CN CN2012200470836U patent/CN202410200U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103721433A (en) * | 2013-12-20 | 2014-04-16 | 四川省洪雅青衣江元明粉有限公司 | Device for improving evaporation efficiency of multi-effect evaporation system |
| CN103721433B (en) * | 2013-12-20 | 2016-03-02 | 四川省洪雅青衣江元明粉有限公司 | A kind of device improving evaporation efficiency of multi-effect evaporation system |
| CN105080169A (en) * | 2014-06-16 | 2015-11-25 | 瞿虹 | Two stage co-current and countercurrent flow alumina evaporation process flow |
| CN106890472A (en) * | 2015-12-21 | 2017-06-27 | 上海沃迪自动化装备股份有限公司 | A kind of multi-effect forced circulation evaporation device condensed water flash heat recovery system |
| CN112439218A (en) * | 2019-09-05 | 2021-03-05 | 中石油吉林化工工程有限公司 | Four-effect evaporator for acrylonitrile preparation |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20170214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |