CN205461654U - Novel adsorber nitrogen gas regeneration energy -conserving device - Google Patents
Novel adsorber nitrogen gas regeneration energy -conserving device Download PDFInfo
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- CN205461654U CN205461654U CN201620149018.2U CN201620149018U CN205461654U CN 205461654 U CN205461654 U CN 205461654U CN 201620149018 U CN201620149018 U CN 201620149018U CN 205461654 U CN205461654 U CN 205461654U
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- nitrogen
- adsorber
- heat exchanger
- nitrogen gas
- heater
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Abstract
The utility model discloses a novel adsorber nitrogen gas regeneration energy -conserving device, it includes the adsorber more than two or two, and the upper portion of adsorber is equipped with organic waste gas import and the export of useless nitrogen gas, and the bottom of adsorber is equipped with nitrogen gas import and the export of clean gas, its characterized in that: still include first heat exchanger, rectifying column, second heat exchanger, return tank and heater, the useless nitrogen gas export on the adsorber and the useless nitrogen gas access connection of first heat exchanger, the useless nitrogen gas export of first heat exchanger and the useless nitrogen gas access connection of rectifying column, the rectifying column is connected with the second heat exchanger, and the second heat exchanger is connected with the return tank, the nitrogen gas export of return tank and the nitrogen gas access connection of heater, the nitrogen gas export of heater and the nitrogen gas access connection of adsorber. The utility model discloses a combine rectification and nitrogen gas regeneration technology to reduce the steam consumption, effectively utilized the energy of useless nitrogen gas, greatly reduced organic solvent recovery unit's running cost.
Description
Technical field
This utility model relates to a kind of novel adsorber nitrogen regeneration energy saver, specifically pin
To resource reclaim type air separator of oxygenerator, when using nitrogen regeneration technique, a kind of novel joint
Can device.
Background technology
In industrialized production, generally require the long-time a large amount of discharge waste gas containing organic solvent, and
The air separator of oxygenerator still occuping market main body of present stage resource reclaim type.Processing mode
It is to discharge after retracting device absorption waste gas, retracting device thermal regeneration.Owing to managing along with country
The reinforcement of control, coal-burning boiler has been gradually backed out market, and nitrogen thermal regeneration becomes emerging mode,
But owing to nitrogen heating cost is high, and nitrogen heating-up temperature is high, and recycling design easily decomposes, and needs to use
Rectificating method removes the impurity and water decomposed, and nitrogen cooling simultaneously needs low temperature.So run, nitrogen
The cost of gas regeneration is the highest, the adsorber nitrogen regeneration of a kind of combination rectification process low cost again
Energy saver is trend of the times.
Traditional organic waste-gas purification retracting device, when using nitrogen regeneration, is first to be added by nitrogen
Heat, is used for heating in adsorber, more freezing precipitation nitrogen the solvent liquid carried secretly.Due to heating
Shi Wendu is high, and solvent easily decomposes, simultaneously the moisture in the organic exhaust gas of absorption in adsorber, also
Can enter recovered solvent, solvent just can be reused after needing rectification.Higher heating-up temperature and
Relatively low cryogenic temperature all can waste substantial amounts of energy.
Summary of the invention
In place of the purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, and provide one
Plant novel adsorber nitrogen regeneration energy saver.It utilizes the heat of nitrogen thermal regeneration direct
Rectification obtains solvent finished product, efficiently utilizes the energy of waste nitrogen gas.
This utility model solves its technical problem and be the technical scheme is that a kind of novel suction
Adnexa nitrogen regeneration energy saver, it includes two or more adsorber, adsorber
Top is provided with organic exhaust gas import and useless nitrogen outlet, the bottom of adsorber be provided with nitrogen inlet and
Clean gas outlet, it is characterised in that: also include First Heat Exchanger, rectifying column, the second heat exchanger,
The useless nitrogen inlet of return tank and heater, the useless nitrogen outlet on adsorber and First Heat Exchanger
Connecting, the useless nitrogen outlet of First Heat Exchanger and the useless nitrogen inlet of rectifying column connect, rectifying column
Being connected with the second heat exchanger, the second heat exchanger is connected with return tank, the nitrogen outlet of return tank with
The nitrogen inlet of heater connects, and the nitrogen outlet of heater connects with the nitrogen inlet of adsorber
Connect.
Preferably, the useless nitrogen inlet of the useless nitrogen outlet of described First Heat Exchanger and rectifying column it
Between be connected with reboiler and product pump in turn.
Preferably, between described rectifying column and the second heat exchanger, connection has the 3rd heat exchanger.
Preferably, the nitrogen inlet of described 3rd heat exchanger is connected with the nitrogen outlet of return tank,
The nitrogen outlet of the 3rd heat exchanger is connected with heater.
Preferably, the nitrogen outlet of described 3rd heat exchanger is by First Heat Exchanger with heater even
Connect.
Preferably, described return tank connects reflux ratio controller, reflux ratio controller and rectification
Tower is connected.
Preferably, described adsorber connects PLC control system.
Preferably, described second heat exchanger passes through cooling water temperature heat exchange.
Preferably, described heater is electric heater.
The beneficial effects of the utility model are: designed energy saver using waste nitrogen gas as rectification
The thermal source of technique uses, and makes rectification part be not required to extra steam consumption.Meanwhile, by waste nitrogen gas
Partial heat transfer give in return tank reclaim condensation nitrogen, nitrogen heating before preheating,
Use through electric heater heating Posterior circle again.Circulate it addition, make solvent by product pump, allow essence
Evaporate solvent in tower nitrogen out to fix, in order to plant running is steady.Additionally, pass through back
Flow ratio controllers adjusts reflux ratio automatically, to control finished product solvent quality out.In sum,
This utility model reduces steam consumption, effective land productivity by combining rectification and nitrogen regeneration technique
With the energy of waste nitrogen gas, significantly reduce the operating cost of organic solvent recovery device.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1.1, the first adsorber, the 1.2, second adsorber, 2, First Heat Exchanger, 3,
Rectifying column, 4, reboiler, 5, product pump, 6, return tank, 7, reflux ratio controller, 8,
Second heat exchanger, the 9, the 3rd heat exchanger, 10, heater.
Detailed description of the invention
Describe performance of the present utility model below in conjunction with the accompanying drawings in detail, but it be not intended that right
Restriction of the present utility model, only illustrates.Simultaneously by explanation, of the present utility model excellent
Point will become clearer from easy to understand.
As shown in Figure 1: a kind of novel adsorber nitrogen regeneration energy saver, it includes first
Adsorber 1.1 and the second adsorber 1.2, the first adsorber 1.1 and the second adsorber 1.2
Top is provided with organic exhaust gas import and useless nitrogen outlet, the first adsorber 1.1 and the second adsorber
The bottom of 1.2 is provided with nitrogen inlet and clean gas outlet.First adsorber 1.1 and the second absorption
Useless nitrogen outlet on device 1.2 is connected with the useless nitrogen inlet of First Heat Exchanger 2, the first heat exchange
The useless nitrogen outlet of device 2 and the useless nitrogen inlet of rectifying column 3 connect, and rectifying column 3 changes with second
Hot device 8 connects, and the second heat exchanger 8 is connected with return tank 6, the nitrogen outlet of return tank 6 with
The nitrogen inlet of heater 10 connects, the nitrogen outlet of heater 10 and the first adsorber 1.1
Connect with the nitrogen inlet of the second adsorber 1.2.Wherein, heater 10 is electric heater.
Second heat exchanger 8 is by cooling water temperature heat exchange.
Connect successively between useless nitrogen outlet and the useless nitrogen inlet of rectifying column 3 of First Heat Exchanger 2
It is connected to reboiler 4 and product pump 5.Make solvent by product pump 5 to circulate, allow rectifying column 3 go out
In the nitrogen come, solvent is fixed, in order to plant running is steady.
It is connected between rectifying column 3 with the second heat exchanger 8 and has the 3rd heat exchanger 9.3rd heat exchanger
The nitrogen inlet of 9 is connected with the nitrogen outlet of return tank 6, the nitrogen outlet of the 3rd heat exchanger 9
It is connected with heater 10.Specifically, the nitrogen outlet of the 3rd heat exchanger 9 passes through the first heat exchange
Device 2 is connected with heater 10.
Return tank 6 connects reflux ratio controller 7, reflux ratio controller 7 and rectifying column 3 phase
Even.The solvent of condensation returns the tower top of rectifying column 3, part by reflux ratio controller 7 part
As finished product extraction.
Adsorber connects PLC control system.Organic molten in adsorber adsorbed gas in turn
Agent, is judged by PLC system, and adsorber carries out nitrogen regeneration automatically, obtains containing organic solvent
Waste nitrogen gas.
Utility model works flow process is: it is straight that organic exhaust gas becomes clean gas after adsorber adsorbs
Running in and put, organic solvent is stayed in adsorber, and adsorber adsorbs in turn and regenerates.During regeneration,
Nitrogen heater 10 is heated to 120-160 DEG C, during the solvent-laden waste nitrogen gas that obtains change
After heat enter reboiler 4, rectifying column 3 tower top through secondary heat exchange lower the temperature after (prime heat exchange,
Rear class is freezing with chilled water), return tank 6 for separation of nitrogen and solvent liquid, condensation molten
Agent returns the tower top of rectifying column 3 by reflux ratio controller 7 part, and part is as finished product extraction.
After condensed nitrogen gas and waste nitrogen gas heat exchange, heater via 10 heats Posterior circle and uses.
Product pump 5 is for allowing the solvent forced circulation in reboiler 4, to control rectifying column 3 out
In nitrogen, solvent is fixed.
Claims (9)
1. a novel adsorber nitrogen regeneration energy saver, it include two or two with
On adsorber, the top of adsorber is provided with organic exhaust gas import and useless nitrogen outlet, adsorber
Bottom be provided with nitrogen inlet and the outlet of clean gas, it is characterised in that: also include First Heat Exchanger,
Rectifying column, the second heat exchanger, return tank and heater, the useless nitrogen outlet on adsorber and
The useless nitrogen inlet of one heat exchanger connects, the useless nitrogen outlet of First Heat Exchanger and giving up of rectifying column
Nitrogen inlet connects, and rectifying column and the second heat exchanger connect, and the second heat exchanger is connected with return tank,
The nitrogen outlet of return tank is connected with the nitrogen inlet of heater, the nitrogen outlet of heater and suction
The nitrogen inlet of adnexa connects.
Novel adsorber nitrogen regeneration energy saver the most according to claim 1, its
It is characterised by: between useless nitrogen outlet and the useless nitrogen inlet of rectifying column of described First Heat Exchanger
It is connected with reboiler and product pump in turn.
Novel adsorber nitrogen regeneration energy saver the most according to claim 1, its
It is characterised by: connecting between described rectifying column and the second heat exchanger has the 3rd heat exchanger.
Novel adsorber nitrogen regeneration energy saver the most according to claim 3, its
It is characterised by: the nitrogen inlet of described 3rd heat exchanger is connected with the nitrogen outlet of return tank, the
The nitrogen outlet of three heat exchangers is connected with heater.
Novel adsorber nitrogen regeneration energy saver the most according to claim 4, its
It is characterised by: the nitrogen outlet of described 3rd heat exchanger is by First Heat Exchanger with heater even
Connect.
Novel adsorber nitrogen regeneration energy saver the most according to claim 1, its
It is characterised by: described return tank connects reflux ratio controller, reflux ratio controller and rectifying column
It is connected.
Novel adsorber nitrogen regeneration energy saver the most according to claim 1, its
It is characterised by: described adsorber connects PLC control system.
Novel adsorber nitrogen regeneration the most according to any one of claim 1 to 7
Energy saver, it is characterised in that: described second heat exchanger passes through cooling water temperature heat exchange.
Novel adsorber nitrogen regeneration the most according to any one of claim 1 to 7
Energy saver, it is characterised in that: described heater is electric heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149018.2U CN205461654U (en) | 2016-02-26 | 2016-02-26 | Novel adsorber nitrogen gas regeneration energy -conserving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620149018.2U CN205461654U (en) | 2016-02-26 | 2016-02-26 | Novel adsorber nitrogen gas regeneration energy -conserving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205461654U true CN205461654U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620149018.2U Active CN205461654U (en) | 2016-02-26 | 2016-02-26 | Novel adsorber nitrogen gas regeneration energy -conserving device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837260A (en) * | 2023-02-23 | 2023-03-24 | 大庆华理生物技术股份有限公司 | Oleic acid amidation deaminizing recovery device |
-
2016
- 2016-02-26 CN CN201620149018.2U patent/CN205461654U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115837260A (en) * | 2023-02-23 | 2023-03-24 | 大庆华理生物技术股份有限公司 | Oleic acid amidation deaminizing recovery device |
| CN115837260B (en) * | 2023-02-23 | 2023-05-30 | 大庆华理生物技术股份有限公司 | Oleic acid amidation deamination recovery device |
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| GR01 | Patent grant |