CN206549452U - A kind of step catalytic oxidation processing oil plant VOCs device - Google Patents
A kind of step catalytic oxidation processing oil plant VOCs device Download PDFInfo
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- CN206549452U CN206549452U CN201720229437.1U CN201720229437U CN206549452U CN 206549452 U CN206549452 U CN 206549452U CN 201720229437 U CN201720229437 U CN 201720229437U CN 206549452 U CN206549452 U CN 206549452U
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- heater
- catalytic oxidation
- heat exchanger
- oxidation processing
- step catalytic
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Abstract
The utility model discloses a kind of step catalytic oxidation processing oil plant VOCs device, including fresh-air fan, oil gas pump, startup heat exchanger, heater, chimney；The fresh-air fan, oil gas pump connect startup heat exchanger respectively；The startup heat exchanger connection heater；The heater connects chimney；One stage catalyzing dose of groove, second catalyst groove, three-level catalyst tank are sequentially provided with the heater.Step catalytic oxidation processing oil plant VOCs of the present utility model device, with efficiency high, can handle multicomponent pollutant, variable working condition strong adaptability, it is safe and reliable the characteristics of, it is easy to operate, the tank field and oil loading area VOCs concentration of emissions that current generally existing can be made are declined to a great extent, problem present in improvement at present is effectively solved, is had a extensive future.
Description
Technical field
The utility model is related to oil plant VOCs processing, and in particular to a kind of step catalytic oxidation processing oil plant VOCs's
Device.
Background technology
At present, tank field and oil loading area can produce VOCs, including propane, normal butane, pentamethylene, isopentane, n-hexane,
The Multiple components such as benzene, toluene, normal heptane, need effectively to be administered before air is discharged into, to eliminate the adverse effect to environment.
But at present due to technique limitation, to pollutant control less effective, Pollutant emission concentration is higher (25g/m3 even more highs), greatly
The VOCs of amount is discharged with waste gas, and pollution is produced to environment.Tank field and oil loading area VOCs administer main weak point have with
Descend some：
(1) traditional similar device processing target contaminant is more single, it is difficult to while handling multiple pollutant；
(2) and increasingly strict Pollutant emission concentration requires that (120mg/m3) has gap；
(3) variable working condition disposal ability is not enough, and pollutant removing efficiency not can fully ensure that；
(4) with the extension of run time, because catalyst surface carbon distribution causes catalyst activity reduction；
(5) the emergent means of safety are not enough, directly to empty exhaust emission environment, there is potential safety hazard.
The content of the invention
The utility model in view of the above-mentioned problems, provide a kind of step catalytic oxidation processing oil plant VOCs device, including
Fresh-air fan, oil gas pump, startup heat exchanger, heater, chimney；The fresh-air fan, oil gas pump connect startup heat exchanger respectively；
The startup heat exchanger connection heater；The heater connects chimney；Be sequentially provided with the heater one stage catalyzing dose of groove,
Second catalyst groove, three-level catalyst tank.
Advantage of the present utility model：
Step catalytic oxidation processing oil plant VOCs of the present utility model device, with efficiency high, can handle multicomponent
Pollutant, variable working condition strong adaptability, it is safe and reliable the characteristics of, it is easy to operate, can make current generally existing tank field and oil product dress
Unload area's VOCs concentration of emissions to decline to a great extent, effectively solve problem present in improvement at present, have a extensive future.
In addition to objects, features and advantages described above, the utility model also has other purposes, feature and excellent
Point.Below with reference to figure, the utility model is described in further detail.
Brief description of the drawings
The accompanying drawing for constituting the part of the application is used for providing further understanding to of the present utility model, of the present utility model
Schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model.
Fig. 1 is the step catalytic oxidation processing oil plant VOCs of the utility model embodiment apparatus structure schematic diagram.
Reference：
1 be fresh-air fan, 2 be oil gas pump, 3 be start heat exchanger, 4 be heater, 5 be chimney, 41 be one stage catalyzing dose
Groove, 42 be second catalyst groove, 43 be three-level catalyst tank.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain this
Utility model, is not used to limit the utility model.
With reference to Fig. 1, a kind of step catalytic oxidation as shown in Figure 1 handles oil plant VOCs device, including fresh-air fan
1st, oil gas pump 2, startup heat exchanger 3, heater 4, chimney 5；The fresh-air fan 1, oil gas pump 2 connect startup heat exchanger 3 respectively；
The startup heat exchanger 3 connection heater 4；The heater 4 connects chimney 5；It is sequentially provided with the heater 4 one stage catalyzing
Agent groove 41, second catalyst groove 42, three-level catalyst tank 43.
Step catalytic oxidation processing oil plant VOCs device, multiple catalysts arranged in series (two-stage, three-level or more
It is multistage), realize the step catalytic oxidation processing of various ingredients；
The device of the step catalytic oxidation processing oil plant VOCs, catalyst uses global formation, pattern for honeycomb fashion
Or other modes, it is easy to construction and installation, control resistance；
The device of the step catalytic oxidation processing oil plant VOCs, (electrical heating, steam are heated or other auxiliary heater
Mode of heating), it is ensured that to the extensive adaptability of operating mode；
The device of the step catalytic oxidation processing oil plant VOCs, configuration starts heat exchanger, thrown in device startup stage
With the pending gas of heating, guarantee reaction smoothly start；
The device of the step catalytic oxidation processing oil plant VOCs, according to plant running situation, put into operation heater, it is ensured that
Air is heated to more than 500 DEG C so that the oxygen reaction in the carbon distribution and air on catalyst generates carbon dioxide with air quilt
Take away, to keep the activity of catalyst.
The device of the step catalytic oxidation processing oil plant VOCs, is equipped with VMC, it is ensured that entrance concentration, which exceedes, to be set
Start in time during evaluation, it is ensured that equipment safety.
Multiple catalysts arranged in series (two-stage, three or more level), the wherein first order are mainly for low point naturally
VOCs (is less than 300 DEG C)；The second level mainly for VOCs in a small amount of alkene that there is carbon distribution hidden danger for containing, while by carbon distribution
Influence control in the second level, reduce to the adverse effect of downstream catalyst；The third level is carried out mainly for the VOCs of high point naturally
Processing.Cooperated by multiple catalysts, realize the step catalytic oxidation processing of various ingredients.
Step catalytic oxidation processing oil plant VOCs device is applied to each stage Oil Tank Area in refinery, oil loading etc. and dissipated
The efficient improvement of the VOCs oil gas of hair, it is ensured that the VOCs concentration finally discharged meets increasingly strict emission request.The technical office
It is pioneering in domestic similar technique.
Multiple catalysts arranged in series (two-stage, three or more level), realizes the step catalytic oxidation processing of various ingredients；
Catalyst uses global formation, pattern for honeycomb fashion or other modes, is easy to construction and installation, control resistance；
Auxiliary heater (electrical heating, steam heating or other mode of heatings), it is ensured that to the extensive adaptability of operating mode；
Configuration starts heat exchanger, is come into operation in device startup stage, heats pending gas, ensures that reaction smoothly starts；
According to plant running situation, put into operation heater, it is ensured that heating air is to more than 500 DEG C so that the product on catalyst
Carbon is pulled away with the oxygen reaction generation carbon dioxide in air with air, to keep the activity of catalyst.
It is equipped with VMC, it is ensured that entrance concentration starts in time when exceeding design load, it is ensured that equipment safety.
The utility model can be used for oil plant VOCs improvement, and by following design, multiple pollutant can be realized simultaneously
Efficient removal, adaptable, security reliability is high.
By multiple catalysts arranged in series (two-stage, three or more level), the step catalytic oxidation of various ingredients is realized
Processing；
Catalyst uses global formation, pattern for honeycomb fashion or other modes, is easy to construction and installation, control resistance；
Auxiliary heater (electrical heating, steam heating or other mode of heatings), it is ensured that to the extensive adaptability of operating mode；
Configuration starts heat exchanger, is come into operation in device startup stage, heats pending gas, ensures that reaction smoothly starts；
According to plant running situation, put into operation heater, it is ensured that heating air is to more than 500 DEG C so that the product on catalyst
Carbon is pulled away with the oxygen reaction generation carbon dioxide in air with air, to keep the activity of catalyst.
It is equipped with VMC, it is ensured that entrance concentration starts in time when exceeding design load, it is ensured that equipment safety.
Step catalytic oxidation processing oil plant VOCs of the present utility model device, with efficiency high, can handle multicomponent
Pollutant, variable working condition strong adaptability, it is safe and reliable the characteristics of, it is easy to operate, can make current generally existing tank field and oil product dress
Unload area's VOCs concentration of emissions to decline to a great extent, effectively solve problem present in improvement at present, have a extensive future.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in guarantor of the present utility model
Within the scope of shield.
Claims (1)
1. a kind of step catalytic oxidation processing oil plant VOCs device, it is characterised in that including fresh-air fan (1), oil gas pump
(2) heat exchanger (3), heater (4), chimney (5), are started；The fresh-air fan (1), oil gas pump (2) connect startup heat exchange respectively
Device (3)；Startup heat exchanger (3) the connection heater (4)；Heater (4) the connection chimney (5)；In the heater (4)
It is sequentially provided with one stage catalyzing dose of groove (41), second catalyst groove (42), three-level catalyst tank (43).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720229437.1U CN206549452U (en) | 2017-03-10 | 2017-03-10 | A kind of step catalytic oxidation processing oil plant VOCs device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720229437.1U CN206549452U (en) | 2017-03-10 | 2017-03-10 | A kind of step catalytic oxidation processing oil plant VOCs device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506950A (en) * | 2018-05-11 | 2018-09-07 | 青岛路博宏业环保技术开发有限公司 | A kind of energy-saving catalytic reaction system |
-
2017
- 2017-03-10 CN CN201720229437.1U patent/CN206549452U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506950A (en) * | 2018-05-11 | 2018-09-07 | 青岛路博宏业环保技术开发有限公司 | A kind of energy-saving catalytic reaction system |
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