CN103316494A - Low-temperature rectification device - Google Patents
Low-temperature rectification device Download PDFInfo
- Publication number
- CN103316494A CN103316494A CN2013102069219A CN201310206921A CN103316494A CN 103316494 A CN103316494 A CN 103316494A CN 2013102069219 A CN2013102069219 A CN 2013102069219A CN 201310206921 A CN201310206921 A CN 201310206921A CN 103316494 A CN103316494 A CN 103316494A
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- CN
- China
- Prior art keywords
- pipeline
- reboiler
- condenser
- heat pump
- absorption heat
- 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.)
- Granted
Links
- 238000010521 absorption reaction Methods 0.000 claims abstract description 25
- 239000007788 liquid Substances 0.000 claims description 10
- 238000004821 distillation Methods 0.000 claims description 9
- 230000002631 hypothermal effect Effects 0.000 claims description 8
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000000498 cooling water Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention relates to a low-temperature rectification device. The low-temperature rectification device comprises a rectification tower. The top of the rectification tower is connected to the top of a condenser by a pipe. An upper part of the rectification tower is connected to a lower end of the condenser by a pipe. The lower end of the condenser is provided with a distillate outlet. A side of an upper part of the condenser is connected to an absorption heat pump by a pipe and a side of a lower part of the condenser is connected to an upper part of the absorption heat pump by a pipe. The bottom end of the absorption heat pump is connected to a side of a reboiler by a pipe. A side of a lower part of the absorption heat pump is connected to the top of the reboiler by a pipe. The top of the reboiler is provided with a feeding inlet. A lower part of the other side of the reboiler is connected to a lower end of the rectification tower by a pipe and an upper part of the other side of the reboiler is connected to the middle of the rectification tower by a pipe. A lower end of the reboiler is provided with a residue outlet. The low-temperature rectification device comprises simple apparatuses and heat in the rectification tower can be recycled so that recycle is realized and energy is saved and a cost is reduced.
Description
Technical field
The present invention relates to rectifier unit, be specifically related to a kind of hypothermia distillation device.
Background technology
In modern society, people are the recycling of attaching importance to environmental protection and the energy more and more, but in the chemical industry distillation operation, the gas phase normal operation cooling water of rectifying column is with the top gaseous phase condensation, heat in the gas phase is recycled cooling water and takes away, and then with cooling blower with the thermal release in the recirculated cooling water in atmosphere, thereby reduce the temperature of recirculated water.Yet contain amount of heat in the rectifying column gaseous stream, as adopt conventional method, this heat will all indirectly enter in the atmosphere, and for these heats can be discharged into atmosphere, also will consume a certain amount of electric energy, this has caused huge energy waste, therefore needs a kind of device that can be recycling.
Summary of the invention
The purpose of this invention is to provide a kind of hypothermia distillation device, equipment is simple, and the heat in the rectifying column again recycling, is reached the effect that circulates in utilization, and energy savings reduces cost.
Hypothermia distillation device of the present invention, comprise rectifying column, the rectifying column top connects the condenser top by pipeline, rectifier connects the condenser lower end by pipeline, the condenser lower end arranges the distillate mouth, condenser top one side connects absorption heat pump by pipeline, condenser one side connects absorption heat pump top by pipeline, the absorption heat pump bottom is connected with reboiler one side by pipeline, absorption heat pump bottom one side is connected with the reboiler top by pipeline, the reboiler top arranges charging aperture, reboiler opposite side bottom is connected with the rectifying column low side by pipeline, reboiler opposite side top is connected with the rectifying column middle part by pipeline, and the reboiler low side arranges still liquid mouth.
The present invention is only applicable to cryogenic rectification.
Material of the present invention rectifying in rectifying column produces a large amount of heat, heat enters condenser from rectifying column 1 by pipeline, the waste liquid that produces distillates by the distillate mouth, the high-temperature water that produces enters absorption heat pump by pipeline, the cooling water that absorption heat pump produces enters condenser and continues cooling, the high-temperature water that absorption heat pump produces enters reboiler material is heated, the water at low temperature that produces is got back to absorption heat pump by pipeline, simultaneously, still liquid flows out by still liquid mouth, simultaneously, the heat in the reboiler links to each other with the middle part with the bottom of rectifying column respectively by pipeline and forms a circulation.
Compared with prior art, the present invention has following beneficial effect:
Hypothermia distillation device of the present invention, equipment is simple, and the heat in the rectifying column again recycling, is reached the effect that circulates in utilization, and energy savings reduces cost.
Description of drawings
Fig. 1 is hypothermia distillation device figure;
Among the figure, 1, rectifying column, 2-1, pipeline, 2-2, pipeline, 2-3, pipeline, 2-4, pipeline, 2-5, pipeline, 2-6, pipeline, 2-7, pipeline, 2-8, pipeline, 3, condenser, 4, absorption heat pump, 5, reboiler, 6, distillate still liquid mouth, 7, the distillate mouth, 8, charging aperture.
The specific embodiment
Below in conjunction with embodiment the present invention is described further.
Embodiment
Such as Fig. 1 hypothermia distillation device, comprise rectifying column 1, rectifying column 1 top connects condenser 3 tops by pipeline 2-1, rectifying column 1 top connects condenser 3 lower ends by pipeline 2-6, condenser 3 lower ends arrange distillate mouth 7, condenser 3 tops one side connects absorption heat pump 4 by pipeline 2-2, condenser 3 bottoms one side connects absorption heat pump 4 tops by pipeline 2-8, absorption heat pump 4 bottoms are connected with reboiler 5 one sides by pipeline 2-3, absorption heat pump 4 bottoms one side is connected with reboiler 5 tops by pipeline 2-7, reboiler 5 tops arrange charging aperture 8, reboiler 5 opposite side bottoms are connected with rectifying column 1 low side by pipeline 2-4, reboiler 5 opposite side tops are connected with rectifying column 1 middle part by pipeline 2-5, and reboiler 5 low sides arrange still liquid mouth 6.
In use, material produces a large amount of heat in 1 li rectifying of rectifying column, heat enters condenser 3 from rectifying column 1 by pipeline 2-1, the waste liquid that produces distillates by distillate mouth 7, the high-temperature water that produces enters absorption heat pump 4 by pipeline 2-8, the cooling water that absorption heat pump 4 produces enters condenser 2 by pipeline 2-2 and continues cooling, the high-temperature water that absorption heat pump 4 produces enters 5 pairs of materials of reboiler by pipeline 2-3 and heats, the water at low temperature that produces is got back to absorption heat pump 4 by pipeline 2-7, simultaneously, still liquid flows out by still liquid mouth 6, simultaneously, the heat in the reboiler 5 forms a circulation with the bottom of rectifying column 1 with linking to each other by pipeline 2-5 middle part respectively by pipeline 2-4.
Claims (1)
1. hypothermia distillation device, comprise rectifying column (1), it is characterized in that, rectifying column (1) top connects condensation (3) top by pipeline (2-1), rectifying column (1) top connects condenser (3) lower end by pipeline (2-6), condenser (3) lower end arranges distillate mouth (7), condenser (3) top one side connects absorption heat pump (4) by pipeline (2-2), condenser (3) bottom one side connects absorption heat pump (4) top by pipeline (2-8), absorption heat pump (4) bottom is connected with reboiler (5) one sides by pipeline (2-3), absorption heat pump (4) bottom one side is connected with reboiler (5) top by pipeline (2-7), reboiler (5) top arranges charging aperture (8), reboiler (5) opposite side bottom is connected with rectifying column (1) low side by pipeline (2-4), reboiler (5) opposite side top is connected with rectifying column (1) middle part by pipeline (2-5), and reboiler (5) low side setting distillates still liquid mouth (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310206921.9A CN103316494B (en) | 2013-05-29 | 2013-05-29 | Low-temperature rectification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310206921.9A CN103316494B (en) | 2013-05-29 | 2013-05-29 | Low-temperature rectification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103316494A true CN103316494A (en) | 2013-09-25 |
| CN103316494B CN103316494B (en) | 2015-03-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310206921.9A Active CN103316494B (en) | 2013-05-29 | 2013-05-29 | Low-temperature rectification device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103316494B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561901A (en) * | 1978-11-01 | 1980-05-10 | Agency Of Ind Science & Technol | Heat pump type concentration and distillation apparatus |
| CN101502721A (en) * | 2009-02-12 | 2009-08-12 | 南京工业大学 | Adsorption type heat pump rectification system |
| CN102451573A (en) * | 2010-11-03 | 2012-05-16 | 中国石油化工股份有限公司 | Rectification method of acetic acid dehydration tower |
| CN202654742U (en) * | 2012-03-29 | 2013-01-09 | 江苏九九久科技股份有限公司 | Energy-saving heat pump solvent rectifying system |
| CN203291540U (en) * | 2013-05-29 | 2013-11-20 | 山东道先为能源科技有限公司 | Low-temperature rectification device |
-
2013
- 2013-05-29 CN CN201310206921.9A patent/CN103316494B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5561901A (en) * | 1978-11-01 | 1980-05-10 | Agency Of Ind Science & Technol | Heat pump type concentration and distillation apparatus |
| CN101502721A (en) * | 2009-02-12 | 2009-08-12 | 南京工业大学 | Adsorption type heat pump rectification system |
| CN102451573A (en) * | 2010-11-03 | 2012-05-16 | 中国石油化工股份有限公司 | Rectification method of acetic acid dehydration tower |
| CN202654742U (en) * | 2012-03-29 | 2013-01-09 | 江苏九九久科技股份有限公司 | Energy-saving heat pump solvent rectifying system |
| CN203291540U (en) * | 2013-05-29 | 2013-11-20 | 山东道先为能源科技有限公司 | Low-temperature rectification device |
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| Publication number | Publication date |
|---|---|
| CN103316494B (en) | 2015-03-04 |
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| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 255086 Shandong high tech Zone of Zibo Willow Road No. 125 Advanced Ceramics Industrial Park B block 23 layer Applicant after: SHANDONG TAOFORWARD ENERGY S & T Ltd. Address before: 255086 Shandong high tech Zone in Zibo City, Yumin Road north of Willow Road West of vitality Industrial Park 2 Building Room 203 Applicant before: SHANDONG TAOFORWARD ENERGY S & T Ltd. |
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20170323 Address after: 256300 Qinghe Industrial Park, Gaoqing County, Shandong, Zibo Patentee after: SHANDONG FEIYUAN TECHNOLOGY Co.,Ltd. Address before: 255086 Shandong high tech Zone of Zibo Willow Road No. 125 Advanced Ceramics Industrial Park B block 23 layer Patentee before: SHANDONG TAOFORWARD ENERGY S & T Ltd. |
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Effective date of registration: 20190821 Address after: 256300 No. 5, No. 4 Road, Gaoqing Chemical Industrial Park, Gaocheng Town, Gaoqing County, Zibo City, Shandong Province Patentee after: Shandong Feiyuan Gas Co.,Ltd. Address before: 256300 Qinghe Industrial Park, Gaoqing County, Shandong, Zibo Patentee before: SHANDONG FEIYUAN TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.5, No.4 Road, Gaoqing Chemical Industrial Park, Gaocheng Town, Gaoqing County, Zibo City, Shandong Province, 256300 Patentee after: Nanda Optoelectronics (Zibo) Co.,Ltd. Address before: No.5, No.4 Road, Gaoqing Chemical Industrial Park, Gaocheng Town, Gaoqing County, Zibo City, Shandong Province, 256300 Patentee before: Shandong Feiyuan Gas Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |