CN203002180U - Treatment system for sulfur-containing, ammonia-containing and hydrocarbon-containing waste gases - Google Patents
Treatment system for sulfur-containing, ammonia-containing and hydrocarbon-containing waste gases Download PDFInfo
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- CN203002180U CN203002180U CN 201220709444 CN201220709444U CN203002180U CN 203002180 U CN203002180 U CN 203002180U CN 201220709444 CN201220709444 CN 201220709444 CN 201220709444 U CN201220709444 U CN 201220709444U CN 203002180 U CN203002180 U CN 203002180U
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Abstract
The utility model provides a treatment system for sulfur-containing, ammonia-containing and hydrocarbon-containing waste gases. The treatment system comprises a static bed deodorizing reactor which is provided with a gas inlet and a gas outlet; a static bed is arranged in the static bed deodorizing reactor; a desulfurizing and deaminizing device is connected to the gas inlet of the static bed deodorizing reactor; the desulfurizing and deaminizing device comprises the gas inlet, the gas outlet, a liquid inlet and a liquid outlet, wherein the gas inlet of the desulfurizing and deaminizing device is connected with a stink gas source; and the desulfurizing and deaminizing device is a water scrubbing tower or an absorption tower. The stink is exhausted from the stink gas source and then flows into the desulfurizing and deaminizing device, thus most of the harmful gases such as sulfides, the ammonia gases and hydrocarbon gases can be removed, then the stink continuously flows into the static bed deodorizing reactor and reacts in the presence of a static bed deodorizing catalyst, and as a result, the harmful gases are further absorbed. According to the treatment system for the sulfur-containing, ammonia-containing and hydrocarbon-containing waste gases, the way of absorbing by liquid firstly and oxidizing and absorbing secondly is carried out, thus the effect of purifying the gases can be realized; and the system has a good effect of purifying the sulfur-containing, ammonia-containing and hydrocarbon-containing waste gases, and is simple in process and low in operation cost.
Description
Technical field
The utility model relates to a kind of sulfur-bearing, contains ammonia and hydrocarbon-containifirst exhaust treatment system.
Background technology
In petroleum refining process, mainly with the form of hydrogen sulfide, cyanide and ammonia formation acid water soluble in water, acid water is sent to Water Tank and focuses on for the sulfide of generation, nitride.Volatilize the gases such as lighter hydro carbons and sulfide in acid water and form foul gas, and the Water Tank open top requires and must be communicated with atmosphere according to actual production, when the Water Tank inflow changes greatly, foul gas concentration is high, discharge capacity is large, very large to refinery and environmental pollution on every side, smell is pungent.In addition, in light oil removal of mercaptans process, contain mercaptan, thioether, hydrocarbon, air etc. in the tail gas of alkali liquid regeneration device, if these tail gas are in line, can cause environmental pollution; Burn if advance stove, also easily the generation sudden strain of a muscle is quick-fried in combustion process, brings potential safety hazard.
The composition of foul gas and alkali regeneration tail gas is more complicated, and mainly containing hazardous substance is H
2The S sulfides also has hydrocarbon and the ammonia of minute quantity, and the method for this pernicious gas of domestic existing processing mainly contains liquid absorption and oxidizing process.Liquid absorption and oxidizing process are with akaline liquid and H
2S reaction, the sulfur-containing liquid of generation, regeneration or dispose, this method can arrive the purpose of deodorizing, but invest high, complex process, operating cost is high, and the handling safety accident easily occurs, and also will generate waste liquid, produces secondary pollution.
A kind of deodorizing device of petroleum refining wastewater is disclosed in CN202080942, the deodorization mechanism of this device is: " foul gas of the hydrogen sulfide in sewage, organic sulfur, hydrocarbon and ammonia is overflowed from Water Tank; be drained in fixed bed deodorization reactor; by the nanofiber film-catalyst layer; under the effect of catalyst; make sulfide change into elemental sulfur, be removed; The nano-fiber film that the pernicious gases such as simultaneously a small amount of hydrocarbon, ammonia are had stronger adsorption capacity adsorbs, and reaches the effect of oil refining sewerage deodorization and purification." its shortcoming is: be 1, to fix due to deodorization device size and solid catalyst charge weight, therefore, be only applicable to fixing exhausted air quantity, the fixing working condition that forms of waste gas; In actual production, not only the composition of exhausted air quantity, waste gas all change larger, the device adaptability relatively poor.2, catalyst is fixed the treating capacity of waste gas, and catalyst is shorter service time, need frequently to change, therefore, the solid catalyst large usage quantity.3, in industrial production, frequent entrained liquids in waste gas, catalyst is easily made catalyst failure by soaked with liquid.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of sulfur-bearing, contains ammonia and hydrocarbon-containifirst exhaust treatment system, this system to sulfur-bearing, contain ammonia and hydrocarbon-containifirst waste gas purification cost is low, good purification.
Technical solution of the present utility model is:
A kind of sulfur-bearing, contain ammonia and hydrocarbon-containifirst exhaust treatment system, comprise the fixed bed deodorization reactor with gas access and gas vent, be provided with fixed bed in described fixed bed deodorization reactor, its special character is: the gas access of described fixed bed deodorization reactor is connected with desulfurization deamination device, described desulfurization deamination utensil has gas access, gas vent, liquid inlet and liquid outlet, the gas access of described desulfurization deamination device is connected with the [Dan body source, and described desulfurization deamination device is water scrubber or absorption tower.
The pipeline that is communicated with between the gas access of the gas vent of described desulfurization deamination device and fixed bed deodorization reactor is provided with defluid device, to remove the liquid of carrying secretly in gas.
Described [Dan body source is Water Tank, and the liquid outlet of described defluid device is connected with the liquid inlet of Water Tank.
The liquid outlet of described desulfurization deamination device is connected with the liquid inlet of Water Tank.
Described fixed bed deodorization reactor is provided with oxidation wind entrance.
The beneficial effects of the utility model:
Foul gas is discharged from the [Dan body source and is entered desulfurization deamination device, and most sulfide, ammonia and hydro carbons pernicious gas are removed; Sulfide, hydrocarbon, the ammonia pernicious gas of remnants, enter fixed bed deodorization reactor in the waste gas that desulfurization deamination device is processed, and reacts in the fixed bed deodorization catalyst, and pernicious gas is further absorbed.Reoxidize the mode of absorption by first liquid absorption, reach the effect of Purge gas, prove in actual industrial production: this system to sulfur-bearing, contain ammonia and the hydrocarbon-containifirst waste gas purification is effective, technique is simple, operating cost is low.
Description of drawings
Fig. 1 is structural representation of the present utility model.
In figure: 1-Water Tank, 2-desulfurization deamination device, 3-defluid device, 4-fixed bed deodorization reactor, 401-oxidation wind entrance, 402-fixed bed.
The specific embodiment
as shown in the figure, this sulfur-bearing, contain ammonia and hydrocarbon-containifirst exhaust treatment system, comprise and have the gas access, the fixed bed deodorization reactor 4 of gas vent and oxidation wind entrance 401, be provided with fixed bed 402 in described fixed bed deodorization reactor 4, the gas access of described fixed bed deodorization reactor 4 is connected with desulfurization deamination device 2, described desulfurization deamination device 2 has the gas access, gas vent, liquid inlet and liquid outlet, the present embodiment desulfurization deamination device 2 is take water scrubber as example, the pipeline that is communicated with between the gas access of the gas vent of described desulfurization deamination device 2 and fixed bed deodorization reactor 4 is provided with defluid device 3, to remove the liquid of carrying secretly in gas, the gas access of described desulfurization deamination device 2 is connected with Water Tank 1, and the liquid outlet of described defluid device 3 is connected with the liquid inlet of Water Tank 1, the liquid outlet of described desulfurization deamination device 2 is connected with the liquid inlet of Water Tank 1.
foul gas in sewage (harmful substance forms as shown in table 1) is overflowed from Water Tank 1, foul gas, liquid is respectively from the side lower part gas access of water scrubber, the upper lateral part liquid inlet enters, both reverse contacts, the steam that most of sulfide in foul gas and high temperature are carried secretly is absorbed, then enter defluid device 3, remove the liquid of carrying secretly in the gas of water scrubber discharge, the washing lotion of water scrubber is advanced Water Tank 1, the liquid that defluid device 3 removes enters Water Tank 1, take off gas after liquid and enter the oxygen mix that fixed bed deodorization reactor 4 and oxidation wind entrance 401 enter, the deodorization catalyst of the fixed bed 402 in fixed bed deodorization reactor 4, making sulfide remaining in gas change into elemental sulfur is removed, simultaneously, hydro carbons, the pernicious gases such as ammonia are had the deodorization catalyst absorption of stronger adsorption capacity, the foul gas harmful substance of processing through fixed bed deodorization reactor 4 forms as shown in table 2, meets national gas discharging requirement, by the gas vent of fixed bed deodorization reactor 4 through smoke stack emission to atmosphere.
Table 1 foul gas harmful substance forms table
| Sequence number | Component | mg/m 3 |
| 1 | Hydrogen sulfide | 10000 |
| 2 | Hydrocarbon | 750 |
| 3 | Ammonia | 5000 |
| 4 | Organic sulfur compound | 120 |
After table 2 is processed, the foul gas harmful substance forms table
| Sequence number | Component | mg/m 3 |
| 1 | Hydrogen sulfide | 0.06 |
| 2 | Hydrocarbon | 1.0 |
| 3 | Ammonia | 1.0 |
| 4 | Organic sulfur compound | 0.006 |
As can be seen from Table 2, the foul gas after processing all reaches discharging standards GB14554-93, can safety dumping.
Claims (5)
- A sulfur-bearing, contain ammonia and hydrocarbon-containifirst exhaust treatment system, comprise the fixed bed deodorization reactor with gas access and gas vent, be provided with fixed bed in described fixed bed deodorization reactor, it is characterized in that: the gas access of described fixed bed deodorization reactor is connected with desulfurization deamination device, described desulfurization deamination utensil has gas access, gas vent, liquid inlet and liquid outlet, the gas access of described desulfurization deamination device is connected with the [Dan body source, and described desulfurization deamination device is water scrubber or absorption tower.
- Sulfur-bearing according to claim 1, contain ammonia and hydrocarbon-containifirst exhaust treatment system, it is characterized in that: the pipeline that is communicated with between the gas access of the gas vent of described desulfurization deamination device and fixed bed deodorization reactor is provided with defluid device.
- Sulfur-bearing according to claim 1, contain ammonia and hydrocarbon-containifirst exhaust treatment system, it is characterized in that: described [Dan body source is Water Tank, the liquid outlet of described defluid device is connected with the liquid inlet of Water Tank.
- According to claim 1 or 3 described sulfur-bearings, contain ammonia and hydrocarbon-containifirst exhaust treatment system, it is characterized in that: the liquid outlet of described desulfurization deamination device is connected with the liquid inlet of Water Tank.
- Sulfur-bearing according to claim 1, contain ammonia and hydrocarbon-containifirst exhaust treatment system, it is characterized in that: described fixed bed deodorization reactor is provided with oxidation wind entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220709444 CN203002180U (en) | 2012-12-03 | 2012-12-20 | Treatment system for sulfur-containing, ammonia-containing and hydrocarbon-containing waste gases |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210505911 | 2012-12-03 | ||
| CN201210505911.0 | 2012-12-03 | ||
| CN 201220709444 CN203002180U (en) | 2012-12-03 | 2012-12-20 | Treatment system for sulfur-containing, ammonia-containing and hydrocarbon-containing waste gases |
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| Publication Number | Publication Date |
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| CN203002180U true CN203002180U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220709444 Expired - Lifetime CN203002180U (en) | 2012-12-03 | 2012-12-20 | Treatment system for sulfur-containing, ammonia-containing and hydrocarbon-containing waste gases |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109381967A (en) * | 2018-11-22 | 2019-02-26 | 辽宁北方华锦五洲化工工程设计有限公司 | A kind of tail gas deodorization technological process for purifying |
-
2012
- 2012-12-20 CN CN 201220709444 patent/CN203002180U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109381967A (en) * | 2018-11-22 | 2019-02-26 | 辽宁北方华锦五洲化工工程设计有限公司 | A kind of tail gas deodorization technological process for purifying |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130619 |