CN203764082U - Tail gas recovery processing device - Google Patents
Tail gas recovery processing device Download PDFInfo
- Publication number
- CN203764082U CN203764082U CN201320892564.1U CN201320892564U CN203764082U CN 203764082 U CN203764082 U CN 203764082U CN 201320892564 U CN201320892564 U CN 201320892564U CN 203764082 U CN203764082 U CN 203764082U
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- Prior art keywords
- wound form
- form condenser
- connects
- tail gas
- outlet
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Links
- 238000011084 recovery Methods 0.000 title claims abstract description 8
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 118
- 239000007789 gas Substances 0.000 claims abstract description 66
- 239000007788 liquid Substances 0.000 claims abstract description 31
- 238000004090 dissolution Methods 0.000 claims abstract description 22
- 239000002912 waste gas Substances 0.000 claims abstract description 17
- 239000000203 mixture Substances 0.000 claims abstract description 12
- 206010052428 Wound Diseases 0.000 claims description 78
- 208000027418 Wounds and injury Diseases 0.000 claims description 78
- 239000003507 refrigerant Substances 0.000 claims description 27
- 230000008676 import Effects 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 20
- 238000004064 recycling Methods 0.000 claims description 18
- 239000012266 salt solution Substances 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 17
- 150000003839 salts Chemical class 0.000 claims description 14
- 239000007791 liquid phase Substances 0.000 claims description 11
- 239000012071 phase Substances 0.000 claims description 11
- 238000009833 condensation Methods 0.000 claims description 10
- 230000005494 condensation Effects 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 4
- 238000004821 distillation Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 230000002411 adverse Effects 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- 239000011229 interlayer Substances 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The utility model provides a tail gas recovery processing device, and aims at solving the problem that direct tail gas discharge can cause adverse influence on the environment and waste resources. The tail gas recovery device comprises a dissolution kettle, a first-stage winding-type condenser, a second-stage winding-type condenser, a vacuum buffer tank, a vacuum pump and a collecting tank. According to the tail gas recovery processing device, a tail gas generated in the dissolution kettle can be sequentially cooled through the first-stage winding-type condenser and the second-stage winding-type condenser, and gaseous methanol contained in the tail gas cooled through the second-stage winding-type condenser can be liquefied; then a cooled gas-liquid mixture which contains liquid methanol and other waste gases is separated through the vacuum buffer tank, and the separated liquid methanol is collected into the collecting tank, so that the methanol contained in the waste gases can be recycled, the resource waste is reduced, the influence on the environment is reduced, and the environmental protection is more facilitated.
Description
Technical field
The utility model relates to tail gas recycle technical field, particularly relates to a kind of tail gas recycling and treating device.
Background technology
In industrial production, when reacting in reactor, material usually can produce tail gas, and in this tail gas, not only exist some to affect the waste gas of environment; also can there are some materials; if directly tail gas is discharged, both can cause adverse effect to environment, also can cause the waste of resource.
Utility model content
The utility model provides a kind of tail gas recycling and treating device, to solve direct emission, can cause to environment the problem of adverse effect and the wasting of resources.
In order to address the above problem, the utility model discloses a kind of tail gas recycling and treating device, comprising:
Dissolution kettle;
For the tail gas that dissolution kettle is discharged, carry out the cooling so that wound form condenser of the gaseous methanol liquefaction of described tail gas, wherein said wound form condenser comprises one-level wound form condenser and secondary wound form condenser;
For cooled gas-liquid mixture is carried out to separated vacuum buffer tank, wherein, described gas-liquid mixture comprises: the liquid methanol that liquefaction obtains and other waste gas;
For making vacuum buffer tank produce the vavuum pump of negative pressure;
The collecting tank of collecting for the liquid methanol that described vacuum buffer tank separation is obtained;
Wherein: the tail gas outlet of described dissolution kettle connects the entrance of described one-level wound form condenser;
The entrance of described secondary wound form condenser connects the outlet of described one-level wound form condenser, and the outlet of described secondary wound form condenser connects the material inlet of described vacuum buffer tank;
The first material outlet of the material inlet of described vacuum buffer tank connects the entrance of described collecting tank, and the gauge port of described vacuum buffer tank connects described vavuum pump.
Optionally, described device also comprises: the first container of salt solution, first time salt supply mains, the second container that salt solution is housed and second time salt supply mains are housed; The entrance of described wound form condenser comprises gas phase import and refrigerant import, and the outlet of described wound form condenser comprises liquid-phase outlet and refrigerant exit; Wherein, the gas phase import of described one-level wound form condenser connects the tail gas outlet of described dissolution kettle, the liquid-phase outlet of described one-level wound form condenser connects the gas phase import of described secondary wound form condenser, the refrigerant import of described one-level wound form condenser connects the first container that salt solution is housed, and the refrigerant exit of described one-level wound form condenser connects first time salt supply mains; The liquid-phase outlet of described secondary wound form condenser connects the material inlet of described vacuum buffer tank, the refrigerant import of described secondary wound form condenser connects the second container that salt solution is housed, and the refrigerant exit of described secondary wound form condenser connects second time salt supply mains.
Optionally, described device also comprises: for described collecting tank liquid methanol being carried out to the destilling tower of Distillation recovery; Wherein, the entrance of described destilling tower connects the outlet of described collecting tank.
Optionally, described device also comprises: for the condensation recovering device that described other waste gas are reclaimed; Wherein, the entrance of described condensation recovering device connects the second material outlet of described vacuum buffer tank.
Compared with prior art, the utility model comprises following advantage:
In this tail gas recycling and treating device, dissolution kettle, one-level wound form condenser, secondary wound form condenser, vacuum buffer tank are connected successively with vavuum pump, and vacuum buffer tank also connects collecting tank.Thereby vavuum pump makes to produce in vacuum buffer tank negative pressure by vacuumizing, because making the tail gas producing in dissolution kettle, negative pressure can pass through one successively, secondary wound form condenser carries out cooling, by the gaseous methanol in the cooling rear tail gas of secondary, can liquefy, then the gas-liquid mixture that comprises liquid methanol and other waste gas after cooling is undertaken separated by vacuum buffer tank, the liquid methanol of separating is collected in collecting tank, thereby can recycle the methyl alcohol in waste gas, reduce the wasting of resources, and reduce the impact on environment, relatively be conducive to environmental protection.
Accompanying drawing explanation
Fig. 1 is the tail gas recycling and treating device structure chart that the utility model embodiment provides;
Fig. 2 is the optional structure chart of tail gas recycling and treating device providing according to the embodiment of the present invention.
The specific embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The utility model provides a kind of tail gas recycling and treating device, and wherein dissolution kettle, one-level wound form condenser, secondary wound form condenser, vacuum buffer tank are connected successively with vavuum pump, and vacuum buffer tank also connects collecting tank.Thereby vavuum pump makes to produce in vacuum buffer tank negative pressure by vacuumizing, because making the tail gas producing in dissolution kettle, negative pressure can pass through one successively, secondary wound form condenser carries out cooling, by the gaseous methanol in the cooling rear tail gas of secondary, can liquefy, then the gas-liquid mixture that comprises liquid methanol and other waste gas after cooling is undertaken separated by vacuum buffer tank, the liquid methanol of separating is collected in collecting tank, thereby can recycle the methyl alcohol in waste gas, reduce the wasting of resources, and reduce the impact on environment, relatively be conducive to environmental protection.
With reference to Fig. 1, provided the tail gas recycling and treating device structure chart that the utility model embodiment provides.
This device for recovering tail gas comprises: dissolution kettle 101, one-level wound form condenser 102, secondary wound form condenser 103, vacuum buffer tank 104, vavuum pump 105 and collecting tank 106.
Wherein, dissolution kettle 101, for material is processed, as operations such as mixing, stirrings, thereby reacts material, in material reaction process, can produce tail gas.In this tail gas, contain the gases such as methyl alcohol, wherein methyl alcohol can recycling, so reclaims after adopting condenser to methyl alcohol cooling liquid in the utility model.
Condenser adopts wound form condenser, and it is cooling that tail gas is carried out to secondary, and two the wound form condensers of therefore having connected in tail gas recycling and treating device, are respectively one-level wound form condenser 102, secondary wound form condenser 103.Wherein, the tail gas that one-level wound form condenser 102 and secondary wound form condenser 103 are discharged dissolution kettle successively carries out cooling, and tail gas gaseous methanol wherein after secondary is cooling can liquefy, thereby obtains the gas-liquid mixture of liquid methanol and other waste gas.Wherein, tail gas has after by one-level wound form condenser 102 and is no less than 70% methyl alcohol and liquefies, after secondary wound form condenser 103, have the methyl alcohol liquefaction that is no less than 95%, the rate of recovery that is methyl alcohol after B-grade condensation can reach more than 95%, thereby can effectively to methyl alcohol, reclaim, reduce the wasting of resources.
After this, gas-liquid mixture can enter vacuum buffer tank 104 and carry out separation, by separation, adopts collecting tank 106 liquid towards methyl alcohol to collect.
In this device for recovering tail gas, the tail gas outlet of dissolution kettle 101 connects the entrance of described one-level wound form condenser 102, the outlet of one-level wound form condenser 102 connects the entrance of secondary wound form condenser 103, the outlet of secondary wound form condenser 103 connects the material inlet of described vacuum buffer tank 104, the first material outlet of the material inlet of vacuum buffer tank 104 connects the entrance of described collecting tank 106, and the gauge port of described vacuum buffer tank 104 connects described vavuum pump 105.
In 105 pairs of vacuum buffer tanks 104 of vavuum pump, vacuumize, make vacuum buffer tank 104 produce negative pressure, thereby the gas-liquid mixture obtaining after B-grade condensation can be sucked in vacuum buffer tank 104, so the tail gas in dissolution kettle 101 also can enter the cooling gas-liquid mixture that obtains liquid methanol and other waste gas in one-level wound form condenser 102 and secondary wound form condenser 103 successively.
In sum, in this tail gas recycling and treating device, dissolution kettle, one-level wound form condenser, secondary wound form condenser, vacuum buffer tank are connected successively with vavuum pump, and vacuum buffer tank also connects collecting tank.Thereby vavuum pump makes to produce in vacuum buffer tank negative pressure by vacuumizing; because negative pressure makes the tail gas producing in dissolution kettle, can by I and II wound form condenser, be undertaken cooling successively; by the gaseous methanol in the cooling rear tail gas of secondary, can liquefy; then the gas-liquid mixture that comprises liquid methanol and other waste gas after cooling is undertaken separated by vacuum buffer tank; the liquid methanol of separating is collected in collecting tank; thereby can recycle the methyl alcohol in waste gas; reduce the wasting of resources, and be conducive to environmental protection.
With reference to Fig. 2, provided the optional structure chart of the tail gas recycling and treating device providing according to the embodiment of the present invention.
In the present embodiment, wound form condenser inside comprises pipe layers and interlayer, and wherein the entrance of pipe layers is gas phase import, and the outlet of pipe layers is liquid-phase outlet; The entrance of interlayer is refrigerant import, and the outlet of interlayer is refrigerant exit.The entrance that is wound form condenser comprises gas phase import and refrigerant import, and the outlet of wound form condenser comprises liquid-phase outlet and refrigerant exit.
One-level wound form condenser 102 and secondary wound form condenser 103 comprise respectively gas phase import, refrigerant import, liquid-phase outlet and refrigerant exit.
In this tail gas recycling and treating device, also comprise: the first container 107 of salt solution, first time salt supply mains 108, the second container 109 that salt solution is housed and second time salt supply mains 110 are housed.
Wherein, the gas phase import of described one-level wound form condenser 102 connects the tail gas outlet of dissolution kettle 103, the liquid-phase outlet of described one-level wound form condenser 102 connects the gas phase import of described secondary wound form condenser 102, the refrigerant import of described one-level wound form condenser connects the first container 107 that salt solution is housed, and the refrigerant exit of described one-level wound form condenser 102 connects first time salt supply mains 108.
The liquid-phase outlet of described secondary wound form condenser 103 connects the material inlet of described vacuum buffer tank 104, the refrigerant import of described secondary wound form condenser 103 connects the second container 109 that salt solution is housed, and the refrigerant exit of described secondary wound form condenser 103 connects second time salt supply mains 110.
The one-level wound form condenser 102 of take is example, the salt solution being equipped with in the first container 107 of salt solution enters interlayer from the refrigerant import of one-level wound form condenser, tail gas in pipe layers is carried out cooling, then from the refrigerant exit of one-level wound form condenser 102, enter salt supply mains 108 first time.The operation principle of secondary wound form condenser 103 is similar in this, therefore repeats no more.
Wherein, in a preferred embodiment, when salt solution enters refrigerant import, temperature is in subzero 13 degrees Celsius (13 ℃) left and right, and temperature when salt solution enters first time salt supply mains from refrigerant exit is-8 ℃~-5 ℃ left and right, thereby the temperature of cooling consumption salt solution is 5-7 ℃ of left and right.
In this tail gas recycling and treating device, also comprise: destilling tower 111 and condensation recovering device 112.
This destilling tower 111 is for carrying out Distillation recovery to collecting tank 106 liquid methanols.Wherein, the entrance of described destilling tower 111 connects the outlet of described collecting tank 106, and liquid towards methyl alcohol distills and obtains gaseous methanol, and gaseous methanol is carried out to recycling, improves product utilization rate.
Condensation recovering device 112 is for reclaiming isolated other waste gas of vacuum buffer tank 104.Wherein, the entrance of condensation recovering device 112 connects the second material outlet of vacuum buffer tank 104, and isolated other waste gas in vacuum buffer tank 104 are carried out to condensation process.
Wound form condenser adopts pipe layers and interlayer, and the refrigerants such as methanol gas to be cooled and salt solution is separated, thereby can not produce other impurity while making gas cooled liquefaction, affects recovering effect.
For system embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
Each embodiment in this description all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
The utility model can be described in the general context of the computer executable instructions of being carried out by computer, for example program module.Usually, program module comprises the routine carrying out particular task or realize particular abstract data type, program, object, assembly, data structure etc.Also can in DCE, put into practice the utility model, in these DCEs, by the teleprocessing equipment being connected by communication network, be executed the task.In DCE, program module can be arranged in the local and remote computer-readable storage medium that comprises memory device.
Finally, also it should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, commodity or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, commodity or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, commodity or the equipment that comprises described key element and also have other identical element.
Above to a kind of tail gas recycling and treating device provided by the utility model, be described in detail, applied specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof; , for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model meanwhile.
Claims (4)
1. a tail gas recycling and treating device, is characterized in that, comprising:
Dissolution kettle;
For the tail gas that dissolution kettle is discharged, carry out the cooling so that wound form condenser of the gaseous methanol liquefaction of described tail gas, wherein said wound form condenser comprises one-level wound form condenser and secondary wound form condenser;
For cooled gas-liquid mixture is carried out to separated vacuum buffer tank, wherein, described gas-liquid mixture comprises: the liquid methanol that liquefaction obtains and other waste gas;
For making vacuum buffer tank produce the vavuum pump of negative pressure;
The collecting tank of collecting for the liquid methanol that described vacuum buffer tank separation is obtained;
Wherein: the tail gas outlet of described dissolution kettle connects the entrance of described one-level wound form condenser;
The entrance of described secondary wound form condenser connects the outlet of described one-level wound form condenser, and the outlet of described secondary wound form condenser connects the material inlet of described vacuum buffer tank;
The first material outlet of the material inlet of described vacuum buffer tank connects the entrance of described collecting tank, and the gauge port of described vacuum buffer tank connects described vavuum pump.
2. device according to claim 1, is characterized in that, also comprises: the first container of salt solution, first time salt supply mains, the second container that salt solution is housed and second time salt supply mains are housed;
The entrance of described wound form condenser comprises gas phase import and refrigerant import, and the outlet of described wound form condenser comprises liquid-phase outlet and refrigerant exit;
Wherein, the gas phase import of described one-level wound form condenser connects the tail gas outlet of described dissolution kettle, the liquid-phase outlet of described one-level wound form condenser connects the gas phase import of described secondary wound form condenser, the refrigerant import of described one-level wound form condenser connects the first container that salt solution is housed, and the refrigerant exit of described one-level wound form condenser connects first time salt supply mains;
The liquid-phase outlet of described secondary wound form condenser connects the material inlet of described vacuum buffer tank, the refrigerant import of described secondary wound form condenser connects the second container that salt solution is housed, and the refrigerant exit of described secondary wound form condenser connects second time salt supply mains.
3. device according to claim 1, is characterized in that, also comprises: for described collecting tank liquid methanol being carried out to the destilling tower of Distillation recovery;
Wherein, the entrance of described destilling tower connects the outlet of described collecting tank.
4. device according to claim 1, is characterized in that, also comprises: for the condensation recovering device that described other waste gas are reclaimed;
Wherein, the entrance of described condensation recovering device connects the second material outlet of described vacuum buffer tank.
Priority Applications (1)
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CN201320892564.1U CN203764082U (en) | 2013-12-31 | 2013-12-31 | Tail gas recovery processing device |
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CN201320892564.1U CN203764082U (en) | 2013-12-31 | 2013-12-31 | Tail gas recovery processing device |
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CN201320892564.1U Expired - Lifetime CN203764082U (en) | 2013-12-31 | 2013-12-31 | Tail gas recovery processing device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106693436A (en) * | 2015-11-13 | 2017-05-24 | 中国石化工程建设有限公司 | Tail gas treatment system for storage tank type material storage facilities |
CN109078353A (en) * | 2018-08-27 | 2018-12-25 | 郑州高路亚环保科技有限公司 | A kind of oil gas cooling system |
-
2013
- 2013-12-31 CN CN201320892564.1U patent/CN203764082U/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106693436A (en) * | 2015-11-13 | 2017-05-24 | 中国石化工程建设有限公司 | Tail gas treatment system for storage tank type material storage facilities |
CN109078353A (en) * | 2018-08-27 | 2018-12-25 | 郑州高路亚环保科技有限公司 | A kind of oil gas cooling system |
CN109078353B (en) * | 2018-08-27 | 2024-04-05 | 郑州高路亚环保科技有限公司 | Oil gas cooling system |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SHANDONG SITO BIO-TECHNOLOGY CO., LTD. Free format text: FORMER NAME: HEZE SAITUO BIOTECHNOLOGY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 274100 East Shandong province Heze city Dingtao County Road South Patentee after: SHANDONG SAITUO BIOTECHNOLOGY Co.,Ltd. Address before: 274100 East Shandong province Heze city Dingtao County Road South Patentee before: HEZE SITO BIO-TECHNOLOGY CO.,LTD. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20140813 |