CN103495285A - Monomer recovery device for polyamide slice extraction water - Google Patents
Monomer recovery device for polyamide slice extraction water Download PDFInfo
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- CN103495285A CN103495285A CN201310440190.4A CN201310440190A CN103495285A CN 103495285 A CN103495285 A CN 103495285A CN 201310440190 A CN201310440190 A CN 201310440190A CN 103495285 A CN103495285 A CN 103495285A
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Abstract
The invention discloses a monomer recovery device for polyamide slice extraction water. The monomer recovery device is characterized by comprising a four-effect concentration device, wherein the four-effect concentration device is divided into a first-effect concentration device, a second-effect concentration device, a third-effect concentration device and a fourth-effect concentration device along the extraction water flow direction respectively; each concentration device consists of a material heating evaporator and a steam-water separator respectively. The monomer recovery device has the beneficial effects that the steam evaporation is provided by using the four-effect concentration device, the steam utilization rate is higher, the evaporation of steams between the effects is in balance, the material concentration is greatly improved and the purpose of energy conservation is favorably reached.
Description
Technical field
The invention belongs to the chemical industry equipment field, be specifically related to a kind of MONOMER RECOVERY device of polyamide section extraction water.
Background technology
The MONOMER RECOVERY device of the extraction water of polyamide section at present generally adopts the triple effect enrichment facility, when material output is large, depends merely on the triple effect enrichment facility, triple effect steam raising amount is inadequate, steam utilization efficiency is low, and between effect, the steam raising amount is difficult for balance, and material concentration can't improve.
Summary of the invention
Goal of the invention of the present invention is in order to overcome the problem of prior art, and the MONOMER RECOVERY device of the polyamide section extraction water that a kind of MONOMER RECOVERY concentration is high is provided.
In order to realize the foregoing invention purpose, the technical solution used in the present invention is:
A kind of MONOMER RECOVERY device of polyamide section extraction water, comprise the quadruple effect enrichment facility, be respectively an effect enrichment facility, two effect enrichment facility, triple effect enrichment facility and quadruple effect enrichment facilities by the extraction water flow direction, each enrichment facility is comprised of heating material evaporimeter and steam-water separator respectively.
Beneficial effect of the present invention is: adopt the quadruple effect enrichment facility that the steam raising amount is provided, steam utilization is higher, and steam raising amount balance between effect, and material concentration improves greatly, is conducive to realize energy-conservation target.
In order further to reduce the living steam consumption of evaporimeter, reach energy-conservation purpose, and MONOMER RECOVERY concentration is high, the present invention in conjunction with the mechanical steam compression process, adopts following three kinds of different modes in conjunction with the mechanical steam compression process on the basis of quadruple effect enrichment facility:
One, include mechanical vapor compressor, the air inlet of described mechanical vapor compressor is connected with two effect enrichment facilities, and the steam of two effect enrichment facilities is compressed and produces indirect steam, the gas outlet of described mechanical vapor compressor is connected with an effect enrichment facility, and indirect steam is offered to an effect enrichment facility.
They are two years old, include mechanical vapor compressor, the air inlet of described mechanical vapor compressor is connected with the triple effect enrichment facility, and the steam of triple effect enrichment facility is compressed and produces indirect steam, the gas outlet of described mechanical vapor compressor is connected with an effect enrichment facility, and indirect steam is offered to an effect enrichment facility.
They are three years old, include two mechanical vapor compressors, be respectively the first mechanical vapor compressor and the second mechanical vapor compressor, the air inlet of described the first mechanical vapor compressor is connected with two effect enrichment facilities and three school enrichment facilities, and the steam of two effect enrichment facilities and three school enrichment facilities is compressed and produces indirect steam, the gas outlet of described the first mechanical vapor compressor is connected with the air inlet of the second mechanical vapor compressor, the gas outlet of described the second mechanical vapor compressor is connected with an effect enrichment facility, and indirect steam is offered to an effect enrichment facility.
After adopting the quadruple effect enrichment facility in conjunction with the mechanical steam compression process, by adopting the mechanical steam recompression technology, can effectively reduce the product steam consumption per ton, the concentrated steam consumption of unit product can be saved more than 90%, as steam consumption, 8800kg/hr drops to 700kg/hr, be conducive to realize the target of energy-saving and emission-reduction, and MONOMER RECOVERY concentration is high.
The accompanying drawing explanation
The structural representation that Fig. 1 is MONOMER RECOVERY device of the present invention.
Wherein,
11: one effect enrichment facilities; 12: two effect enrichment facilities; 13: the triple effect enrichment facility; 14: the quadruple effect enrichment facility;
21, the first mechanical vapor compressor; 22: the second mechanical vapor compressors.
The specific embodiment
By describing technology contents of the present invention, structural feature in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
See also Fig. 1, as shown in the figure, the MONOMER RECOVERY device of a kind of polyamide section of the present invention extraction water, comprise the quadruple effect enrichment facility, be respectively an effect enrichment facility 11, two effect enrichment facility 12, triple effect enrichment facility 13 and quadruple effect enrichment facilities 14 by the extraction water flow direction, each enrichment facility is comprised of heating material evaporimeter and steam-water separator respectively.Each enrichment facility can directly be heated by the heating material evaporimeter, and also the heating of the evaporimeter of an effect enrichment facility is by giving birth to steam direct heating, and its heating-up temperature is controlled automatically by automatic temperature control system.Two, the heating of the evaporimeter of three, four enrichment facilities is heated by the indirect steam of the steam-water separator of one, two effects.Adopt the quadruple effect enrichment facility that the steam raising amount is provided, steam utilization is higher, and steam raising amount balance between effect, and material concentration improves greatly.
In order further to reduce the living steam consumption of evaporimeter, reach energy-conservation purpose, and MONOMER RECOVERY concentration is high, the present invention in conjunction with the mechanical steam compression process, adopts following three kinds of different modes in conjunction with the mechanical steam compression process on the basis of quadruple effect enrichment facility:
Wherein optimum mode is for including two mechanical vapor compressors, be respectively the first mechanical vapor compressor 21 and the second mechanical vapor compressor 22, the air inlet of described the first mechanical vapor compressor 21 is connected with two effect enrichment facilities 12 and three school enrichment facilities 13, and the steam of two effect enrichment facilities 12 and three school enrichment facilities 13 is compressed and produces indirect steam, the gas outlet of described the first mechanical vapor compressor 21 is connected with the air inlet of the second mechanical vapor compressor 22, the gas outlet of described the second mechanical vapor compressor 22 is connected with an effect enrichment facility 11, and indirect steam is offered to an effect enrichment facility 11.The indirect steam that utilizes high energy efficiency vapour compression machine compression two, triple effect enrichment facility to produce, improve the enthalpy of indirect steam, the indirect steam that improves heat content enters an effect enrichment facility and uses as heat-source Cycles, substitute the overwhelming majority and give birth to steam, give birth to steam and only for supplemental heat, lose and supplement the required heat content of the input and output material temperature difference, thereby the living steam consumption of decrease evaporimeter, reach energy-conservation purpose, and MONOMER RECOVERY concentration is high.
Other two kinds of modes are one, include mechanical vapor compressor, the air inlet of described mechanical vapor compressor is connected with two effect enrichment facilities, and the steam of two effect enrichment facilities is compressed and produces indirect steam, the air inlet gas outlet of described mechanical vapor compressor is connected with an effect enrichment facility, and indirect steam is offered to an effect enrichment facility.They are two years old, include mechanical vapor compressor, the air inlet of described mechanical vapor compressor is connected with the triple effect enrichment facility, and the steam of triple effect enrichment facility is compressed and produces indirect steam, the air inlet gas outlet of described mechanical vapor compressor is connected with an effect enrichment facility, and indirect steam is offered to an effect enrichment facility.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (4)
1. the MONOMER RECOVERY device of polyamide section extraction water, it is characterized in that, comprise the quadruple effect enrichment facility, be respectively an effect enrichment facility, two effect enrichment facility, triple effect enrichment facility and quadruple effect enrichment facilities by the extraction water flow direction, each enrichment facility is comprised of heating material evaporimeter and steam-water separator respectively.
2. the MONOMER RECOVERY device of polyamide according to claim 1 section extraction water, it is characterized in that, further include mechanical vapor compressor, the air inlet of described mechanical vapor compressor is connected with two effect enrichment facilities, and the steam of two effect enrichment facilities is compressed and produces indirect steam, the gas outlet of described mechanical vapor compressor is connected with an effect enrichment facility, and indirect steam is offered to an effect enrichment facility.
3. the MONOMER RECOVERY device of polyamide according to claim 1 section extraction water, it is characterized in that, further include mechanical vapor compressor, the air inlet of described mechanical vapor compressor is connected with the triple effect enrichment facility, and the steam of triple effect enrichment facility is compressed and produces indirect steam, the gas outlet of described mechanical vapor compressor is connected with an effect enrichment facility, and indirect steam is offered to an effect enrichment facility.
4. the MONOMER RECOVERY device of polyamide according to claim 1 section extraction water, it is characterized in that, further include two mechanical vapor compressors, be respectively the first mechanical vapor compressor and the second mechanical vapor compressor, the air inlet of described the first mechanical vapor compressor is connected with two effect enrichment facilities and three school enrichment facilities, and the steam of two effect enrichment facilities and three school enrichment facilities is compressed and produces indirect steam, the gas outlet of described the first mechanical vapor compressor is connected with the air inlet of the second mechanical vapor compressor, the gas outlet of described the second mechanical vapor compressor is connected with an effect enrichment facility, and indirect steam is offered to an effect enrichment facility.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310440190.4A CN103495285B (en) | 2013-09-25 | 2013-09-25 | Monomer recovery device for polyamide slice extraction water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310440190.4A CN103495285B (en) | 2013-09-25 | 2013-09-25 | Monomer recovery device for polyamide slice extraction water |
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| CN103495285A true CN103495285A (en) | 2014-01-08 |
| CN103495285B CN103495285B (en) | 2015-07-22 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645646A (en) * | 2015-02-15 | 2015-05-27 | 重庆奥钝费博医药机械设备有限公司 | Total heat and latent heat recovery type multi-effect vacuum evaporation and concentration device |
| CN105498260A (en) * | 2015-12-01 | 2016-04-20 | 北京三联虹普新合纤技术服务股份有限公司 | High-efficiency and energy-saving caprolactam recovery technology |
| CN111763314A (en) * | 2020-08-17 | 2020-10-13 | 温州邦鹿化工有限公司 | High-viscosity high-strength nylon-666 copolymerization polymerization continuous polymerization device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59136185A (en) * | 1983-01-22 | 1984-08-04 | Ishikawajima Harima Heavy Ind Co Ltd | Condenser for water desalting device |
| CN1415395A (en) * | 2002-11-14 | 2003-05-07 | 华东理工大学 | Technique of combined concentration by evaporation with heat pump being provided |
| CN201632081U (en) * | 2010-02-08 | 2010-11-17 | 张国林 | Multi-effect vapor recompression vaporization energy-saving system |
| CN202506148U (en) * | 2012-03-11 | 2012-10-31 | 甘肃蓝科石化高新装备股份有限公司 | Tubular evaporator device with mechanical vapor compression machine |
| CN102989181A (en) * | 2012-12-17 | 2013-03-27 | 李锦龙 | Compound type monomer multi-effect steam mechanical recompression evaporator |
-
2013
- 2013-09-25 CN CN201310440190.4A patent/CN103495285B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59136185A (en) * | 1983-01-22 | 1984-08-04 | Ishikawajima Harima Heavy Ind Co Ltd | Condenser for water desalting device |
| CN1415395A (en) * | 2002-11-14 | 2003-05-07 | 华东理工大学 | Technique of combined concentration by evaporation with heat pump being provided |
| CN201632081U (en) * | 2010-02-08 | 2010-11-17 | 张国林 | Multi-effect vapor recompression vaporization energy-saving system |
| CN202506148U (en) * | 2012-03-11 | 2012-10-31 | 甘肃蓝科石化高新装备股份有限公司 | Tubular evaporator device with mechanical vapor compression machine |
| CN102989181A (en) * | 2012-12-17 | 2013-03-27 | 李锦龙 | Compound type monomer multi-effect steam mechanical recompression evaporator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645646A (en) * | 2015-02-15 | 2015-05-27 | 重庆奥钝费博医药机械设备有限公司 | Total heat and latent heat recovery type multi-effect vacuum evaporation and concentration device |
| CN105498260A (en) * | 2015-12-01 | 2016-04-20 | 北京三联虹普新合纤技术服务股份有限公司 | High-efficiency and energy-saving caprolactam recovery technology |
| CN111763314A (en) * | 2020-08-17 | 2020-10-13 | 温州邦鹿化工有限公司 | High-viscosity high-strength nylon-666 copolymerization polymerization continuous polymerization device |
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| CN103495285B (en) | 2015-07-22 |
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Address after: 350209 Airport Industrial Zone, Changle District, Fuzhou City, Fujian Province (Mashan District, Hunan town) Patentee after: Fujian Yongrong Jinjiang Co., Ltd Address before: 350209 Zhang Xing Industrial Zone, Changle, Fujian, Fuzhou Patentee before: FUJIAN JINJIANG TECHNOLOGY Co.,Ltd. |
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