CN207347518U - A kind of organic solvent molecule sieve dehydration dealcoholysis regenerating unit - Google Patents
A kind of organic solvent molecule sieve dehydration dealcoholysis regenerating unit Download PDFInfo
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- CN207347518U CN207347518U CN201720936814.5U CN201720936814U CN207347518U CN 207347518 U CN207347518 U CN 207347518U CN 201720936814 U CN201720936814 U CN 201720936814U CN 207347518 U CN207347518 U CN 207347518U
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Abstract
The utility model discloses a kind of organic solvent molecule to sieve dehydration dealcoholysis regenerating unit, including dehydration device, regeneration cycle device and waste liquid separator, one end of the regeneration cycle device is connected with dehydration device by pipeline, and the other end of the regeneration cycle device is connected with waste liquid separator by pipeline；The dehydration device includes adsorption tower a, adsorption tower b, feed pipe, discharge pipe and steam inlet pipeline, the adsorption tower a and adsorption tower b is set up in parallel, the adsorption tower a, the bottom of adsorption tower b and feed pipe are fixedly connected, the adsorption tower a, the upper end of adsorption tower b and steam inlet pipeline are fixedly connected, and the adsorption tower a, the upper end of adsorption tower b are also associated with discharge pipe.The utility model realizes absorption, regenerates and blow cold process, ensure that the lasting progress of whole absorbing process in turn by setting two adsorption tower a and adsorption tower b.
Description
Technical field
The utility model belongs to dehydrate liquids, dealcoholization device field, and in particular to a kind of organic molten
Agent molecule sieve dehydration dealcoholysis regenerating unit.
Background technology
In oil vapor treatment industry, since aqueous alcohol content is higher in hydro carbons, causes downstream product Moisture high UCL, seriously affect
The competitiveness of product in the international market.There is molecular sieve very big specific surface area and hole to refer to, molecular size specific to him
Aperture and to the stronger suction-operated of polarity unsaturation molecule, molecular sieve is applied not only to the depth drying of gas, and
It can effectively dry plurality of liquid, especially remove moisture in organic hydrocarbon liquid and alcohol can be to hydro carbons using molecular sieve
Carry out deep dehydration and dealcoholysis.
But alcohols is not easy to be desorbed in molecular sieve, can seriously affect the molecular sieve service life, it is therefore desirable to which one kind can make
The regenerative process that alcohols is thoroughly parsed from molecular sieve, improves molecular sieve service life, reduces cost, while reduce solid waste
Pollution to environment.Through retrieval, without such technology.
Utility model content
The purpose of this utility model is that in view of the deficiencies of the prior art, now provide a kind of succinct, efficient, economy organic
Solvent molecule sieve dehydration dealcoholysis regenerating unit.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of organic solvent molecule sieve dehydration
Dealcoholysis regenerating unit, its innovative point are：Including dehydration device, regeneration cycle device and waste liquid separator, the regeneration follows
One end of loop device is connected with dehydration device by pipeline, and the other end and the waste liquid separator of the regeneration cycle device pass through
Pipeline connects；
The dehydration device includes adsorption tower a, adsorption tower b, feed pipe, discharge pipe and steam inlet pipeline, described
Adsorption tower a is set up in parallel with adsorption tower b, and the adsorption tower a, the bottom of adsorption tower b and feed pipe are fixedly connected, institute
State adsorption tower a, the upper end of adsorption tower b and steam inlet pipeline to be fixedly connected, the adsorption tower a, the upper end of adsorption tower b
Portion is also associated with discharge pipe.
Further, the regeneration cycle device includes regeneration gas absorption tower, electric heater, wind turbine, cooler and regeneration
Gas admission line, one end of the regeneration gas admission line are fixedly connected with electric heater, the regeneration gas admission line
The other end be fixedly connected with wind turbine, the electric heater is fixedly connected by pipeline and regeneration gas absorption tower, institute
The other end and steam inlet pipeline for stating regeneration gas absorption tower are fixedly connected, the cooler by pipeline and adsorption tower a,
The bottom of adsorption tower b is fixedly connected.
Further, the waste liquid separator includes knockout drum, emptying feed channel and oily waste water discharge line, described
The upper end of knockout drum is fixedly connected with emptying feed channel, the bottom of the knockout drum and oily waste water discharge line into
Row is fixedly connected.
Further, the cooler is fixedly connected by pipeline and knockout drum.
The beneficial effects of the utility model are as follows：The utility model is by setting two adsorption tower a and adsorption tower b, in turn
Realize absorption, regenerate and blow cold process, ensure that the lasting progress of whole absorbing process.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Embodiment
Illustrate the embodiment of the utility model by particular specific embodiment below, those skilled in the art can be by this
Content disclosed by specification understands other advantages and effect of the utility model easily.
It is the overall structure diagram of the utility model as shown in Figure 1, a kind of organic solvent molecule sieve dehydration dealcoholysis regeneration
Device, including dehydration device, regeneration cycle device and waste liquid separator, one end and the dehydration device of regeneration cycle device pass through
Pipeline connects, and the other end of regeneration cycle device is connected with waste liquid separator by pipeline；
Dehydration device includes adsorption tower a1, adsorption tower b2, feed pipe 8, discharge pipe 9 and steam inlet pipeline 13, inhales
Attached tower a1 and adsorption tower b2 is set up in parallel, and adsorption tower a1, the bottom of adsorption tower b2 and feed pipe 8 are fixedly connected, and is inhaled
Attached tower a1, the upper end of adsorption tower b2 and steam inlet pipeline 13 are fixedly connected, adsorption tower a1, the upper end of adsorption tower b2
It is also associated with discharge pipe 9.The utility model realizes absorption, regeneration in turn by setting two adsorption tower a1 and adsorption tower b2
With blow cold process, ensure that the lasting progress of whole absorbing process.
Regeneration cycle device includes regeneration gas absorption tower 4, electric heater 3, wind turbine 6, cooler 5 and regeneration gas admission line
10, one end and the electric heater 3 of regeneration gas admission line 10 are fixedly connected, the other end and wind of regeneration gas admission line 10
Machine 6 is fixedly connected, and electric heater 3 is fixedly connected by pipeline and regeneration gas absorption tower 4, regeneration gas absorption tower 4
The other end is fixedly connected with steam inlet pipeline 13, and cooler 5 passes through pipeline and adsorption tower a1, the bottom of adsorption tower b2
It is fixedly connected.
Waste liquid separator includes knockout drum 7, emptying feed channel 11 and oily waste water discharge line 12, knockout drum 7 it is upper
End is fixedly connected with emptying feed channel 11, bottom and 12 company of being fixed of oily waste water discharge line of knockout drum 7
Connect, cooler 5 is fixedly connected by pipeline and knockout drum 7.
Operation principle：
Adsorption process：Hydrocarbon-rich feed pipe 8 is connected with adsorption tower a1, adsorption tower b2, and two adsorption towers are realized by valve
Switching.The aqueous and hexane of alcohol enters absorption tower 1 by hydrocarbon-rich feed pipe 8, and the lean solution after being dehydrated through absorption tower a1 is by lean solution
Discharge pipe 9 flows out.
Regenerative process：It is made of emptying, steam displacement dealcoholysis, heating, constant temperature, the several processes of cooling.
Emptying process regeneration nitrogen is entered by regeneration gas admission line 10, after electric heater 3, through regeneration gas absorption tower
Enter adsorption tower after 4, the molecular sieve progress solvent of saturation is parsed, at this time, electric heater 3 does not work.
Steam is entered by steam inlet pipeline 13 wants adsorption tower, through pipeline enters cooler 5 after being come out from adsorption tower, cooling
Then the alcohol to get off, water and a small amount of hexane solution are discharged in waste liquid knockout drum 7 by leakage fluid dram 12.
After steam dealcoholysis terminates, steam is cut off, regeneration nitrogen is entered by regeneration gas admission line 10, through electric heater 3
After heating, nitrogen is dried through regeneration gas absorption tower 4, subsequently into absorption tower b2, water is parsed from molecular sieve,
Enter cooler 5 with nitrogen, in cooler 5, water condensation is got off, and nitrogen is after the pressurization of wind turbine 6, then by electric heater 3
Heating, continues cycling through use, reaches required time until adsorption tower b2 outlet temperatures are constant, and molecular sieve dehydration process is completed,
Heating, thermostatic process, nitrogen can recycle, and the nitrogen being lost in cyclic process, is mended by regeneration gas admission line 10
Give.
Molecular sieve dehydration is completed, it is necessary to require cool to adsorption temp to adsorption tower before next adsorption operations.Close electricity
Heater 3, the nitrogen after the cooling of cooler 5 is after the pressurization of wind turbine 6, by electric heater 3, the not work of electric heater 3 at this time
To make, cold nitrogen enters adsorption tower b2 after the drying of regeneration gas absorption tower 4, and the heat on absorption tower 2 is taken out of, then by wind turbine 6
Pressurization, so circulation, until absorption tower, b2 temperature is down to required temperature.Cooling procedure, nitrogen can recycle, cyclic process
The nitrogen of middle loss, is fed by regeneration gas admission line 10.
The utility model realizes absorption, regenerates and blow cold process in turn by setting two adsorption tower a1 and adsorption tower b2,
It ensure that the lasting progress of whole absorbing process.
Above-described embodiment is the preferred embodiment of the utility model, is not the limit to technical solutions of the utility model
System, as long as the technical solution that can be realized without creative work on the basis of above-described embodiment, is regarded as falling into
In the rights protection scope of the utility model patent.
Claims (4)
- A kind of 1. organic solvent molecule sieve dehydration dealcoholysis regenerating unit, it is characterised in that：Including dehydration device, regeneration cycle device With waste liquid separator, one end of the regeneration cycle device is connected with dehydration device by pipeline, the regeneration cycle device The other end be connected with waste liquid separator by pipeline；The dehydration device includes adsorption tower a, adsorption tower b, feed pipe, discharge pipe and steam inlet pipeline, the absorption Tower a is set up in parallel with adsorption tower b, and the adsorption tower a, the bottom of adsorption tower b and feed pipe are fixedly connected, the suction Attached tower a, the upper end of adsorption tower b and steam inlet pipeline are fixedly connected, the adsorption tower a, adsorption tower b upper end also It is connected with discharge pipe.
- A kind of 2. organic solvent molecule sieve dehydration dealcoholysis regenerating unit according to claim 1, it is characterised in that：It is described again Raw circulator includes regeneration gas absorption tower, electric heater, wind turbine, cooler and regeneration gas admission line, the regeneration gas into One end of feed channel is fixedly connected with electric heater, and company is fixed in the other end and the wind turbine of the regeneration gas admission line Connect, the electric heater is fixedly connected by pipeline and regeneration gas absorption tower, the other end on the regeneration gas absorption tower with Steam inlet pipeline is fixedly connected, and the cooler is fixed by the bottom of pipeline and absorption tower a, absorption tower b Connection.
- A kind of 3. organic solvent molecule sieve dehydration dealcoholysis regenerating unit according to claim 1, it is characterised in that：It is described useless Liquid separating apparatus includes knockout drum, emptying feed channel and oily waste water discharge line, and the upper end of the knockout drum is with dropping a hint Pipeline is fixedly connected, and bottom and the oily waste water discharge line of the knockout drum are fixedly connected.
- A kind of 4. organic solvent molecule sieve dehydration dealcoholysis regenerating unit according to claim 2, it is characterised in that：It is described cold But device is fixedly connected by pipeline and knockout drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720936814.5U CN207347518U (en) | 2017-07-31 | 2017-07-31 | A kind of organic solvent molecule sieve dehydration dealcoholysis regenerating unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720936814.5U CN207347518U (en) | 2017-07-31 | 2017-07-31 | A kind of organic solvent molecule sieve dehydration dealcoholysis regenerating unit |
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| CN207347518U true CN207347518U (en) | 2018-05-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107384470A (en) * | 2017-07-31 | 2017-11-24 | 森松（江苏）重工有限公司 | A kind of organic solvent molecule sieve dehydration dealcoholysis regenerating unit |
| CN110548364A (en) * | 2019-10-17 | 2019-12-10 | 清远先导材料有限公司 | method and device for recovering special gas adsorbed by molecular sieve |
| CN111905409A (en) * | 2020-08-18 | 2020-11-10 | 河北利仕化学科技有限公司 | Deep dehydration method for industrial organic solvent |
-
2017
- 2017-07-31 CN CN201720936814.5U patent/CN207347518U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107384470A (en) * | 2017-07-31 | 2017-11-24 | 森松（江苏）重工有限公司 | A kind of organic solvent molecule sieve dehydration dealcoholysis regenerating unit |
| CN110548364A (en) * | 2019-10-17 | 2019-12-10 | 清远先导材料有限公司 | method and device for recovering special gas adsorbed by molecular sieve |
| CN111905409A (en) * | 2020-08-18 | 2020-11-10 | 河北利仕化学科技有限公司 | Deep dehydration method for industrial organic solvent |
| CN111905409B (en) * | 2020-08-18 | 2022-07-08 | 河北利仕化学科技有限公司 | Deep dehydration method for industrial organic solvent |
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