CN219867917U - In-liquid incineration system for coking desulfurization waste liquid treatment - Google Patents
In-liquid incineration system for coking desulfurization waste liquid treatment Download PDFInfo
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- CN219867917U CN219867917U CN202223342615.1U CN202223342615U CN219867917U CN 219867917 U CN219867917 U CN 219867917U CN 202223342615 U CN202223342615 U CN 202223342615U CN 219867917 U CN219867917 U CN 219867917U
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- 239000007788 liquid Substances 0.000 title claims abstract description 77
- 239000002699 waste material Substances 0.000 title claims abstract description 48
- 238000004939 coking Methods 0.000 title claims abstract description 21
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 21
- 230000023556 desulfurization Effects 0.000 title claims abstract description 21
- 239000002918 waste heat Substances 0.000 claims abstract description 45
- 238000010791 quenching Methods 0.000 claims abstract description 38
- 230000000171 quenching effect Effects 0.000 claims abstract description 33
- 238000001816 cooling Methods 0.000 claims abstract description 29
- 238000011084 recovery Methods 0.000 claims abstract description 25
- 238000010521 absorption reaction Methods 0.000 claims abstract description 24
- 238000005406 washing Methods 0.000 claims abstract description 23
- 230000003197 catalytic effect Effects 0.000 claims abstract description 19
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 7
- 239000011593 sulfur Substances 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 150000003839 salts Chemical class 0.000 claims description 11
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 10
- 239000002912 waste gas Substances 0.000 claims description 10
- 239000008234 soft water Substances 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 6
- 239000003546 flue gas Substances 0.000 claims description 6
- 239000003345 natural gas Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 4
- 125000002153 sulfur containing inorganic group Chemical group 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 239000002737 fuel gas Substances 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 claims description 2
- 238000002485 combustion reaction Methods 0.000 abstract description 8
- 230000007774 longterm Effects 0.000 abstract description 2
- 230000001988 toxicity Effects 0.000 abstract 1
- 231100000419 toxicity Toxicity 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 239000012776 electronic material Substances 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010170 biological method Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 238000009279 wet oxidation reaction Methods 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model relates to an in-liquid incineration system for treating coking desulfurization waste liquid. The system is applied to an incineration system of coking desulfurization waste liquid, and comprises: the device comprises an incinerator, a waste heat recovery boiler, a quenching tank, a cooling tank, an absorption tower, a washing tower, a heat exchanger, a heater, an SCR catalytic furnace, a primary combustion fan, a secondary combustion fan, a waste heat fan, a quenching fan, a main fan and a chimney, wherein an inlet of the incinerator is used for accessing waste liquid to be incinerated, the incinerator comprises two outlets, the outlet at the bottom is communicated with an inlet of the quenching tank, and an outlet at the side of the incinerator is communicated with an inlet of the waste heat recovery boiler; and the outlet of the waste heat recovery boiler is communicated with the inlet of the cooling tank. The in-liquid incineration system for treating coking desulfurization waste liquid can realize high-efficiency, stable and long-term continuous operation when treating sulfur-containing waste liquid with high concentration and toxicity.
Description
Technical Field
The utility model relates to an in-liquid incineration system for treating coking desulfurization waste liquid.
Background
In the coking desulfurization production, a great amount of high-concentration and toxic vulcanized waste liquid is generated; the common waste water treatment technology (biological method, wet oxidation method, physical method, etc.) has poor efficiency, is difficult to treat quickly, and mainly comprises the modes of activated carbon adsorption, solvent washing, incineration, etc., and has the characteristics of high energy consumption or poor efficiency.
Disclosure of Invention
The embodiment of the utility model provides an in-liquid incineration system applied to treatment of coking desulfurization waste liquid, which aims at the problems, and can realize efficient, stable and long-term continuous operation when being applied to treatment of high-concentration waste liquid generated by coking desulfurization.
The utility model provides an in-liquid incineration system for treating coking desulfurization waste liquid, which comprises: the system comprises an incinerator, a waste heat recovery boiler, a quenching tank, a cooling tank, an absorption tower, a washing tower, a heat exchanger, a heater, an SCR catalytic furnace, a primary combustion-supporting fan, a secondary combustion-supporting fan, a waste heat fan, a quenching fan, a main fan and a chimney;
the inlet of the incinerator is used for accessing waste liquid to be incinerated, the outlet of the incinerator is communicated with the inlet of the waste heat recovery boiler, and the primary combustion-supporting fan is arranged on a combustion-supporting air channel of the incinerator; the inlet of the quenching tank is communicated with the outlet of the bottom of the incinerator;
the inlet of the cooling tank is communicated with the outlet of the waste heat recovery boiler;
the inlet of the absorption tower is communicated with the cooling tank and the outlet of the quenching tank through the waste heat fan and the quenching fan;
the inlet of the washing tower is communicated with the outlet of the absorption tower;
and the cold side inlet of the heat exchanger is communicated with the outlet of the washing tower.
The inlet of the heater is communicated with the outlet of the cold side of the heat exchanger.
The inlet of the SCR catalytic furnace is communicated with the outlet of the heater.
And the hot side inlet of the heat exchanger is communicated with the outlet of the SCR catalytic furnace.
And a hot side outlet of the heat exchanger is communicated with a chimney through a main fan.
In one possible solution, the device further comprises a waste liquid booster pump and an exhaust gas booster pump;
the waste liquid booster pump is connected in series with the inlet of the incinerator and is used for pressurizing waste liquid to be incinerated.
In one possible solution, the incinerator uses natural gas as fuel gas.
In one possible scheme, the incinerator is further provided with a combustion-supporting fan, and the combustion-supporting fan is arranged at a combustion-supporting opening of the incinerator.
In one possible implementation, the method further includes: soft water inlet valve and water vapor outlet valve;
the soft water inlet valve and the steam outlet valve are arranged on the waste heat recovery boiler and are used for recovering heat in the waste heat recovery boiler.
In one possible implementation, the method further includes: the incinerator is a vertical incinerator
In one possible implementation, the method further includes: a quenching tank;
the inlet of the quenching tank is communicated with the outlet of the incinerator, and liquid water in the quenching tank is in direct contact with high-temperature waste gas and is used for rapidly cooling high-temperature salt components in the incinerator, the salt components in the high-temperature flue gas are absorbed by the liquid water in the quenching tank, and the generation of crystalline substances at the rear end is prevented;
in one possible implementation, the method further includes: a cooling tank;
the inlet of the cooling tank is communicated with the outlet of the waste heat recovery furnace, liquid water in the cooling tank is in direct contact with waste gas with higher temperature after waste heat recovery, and is used for quickly cooling partial salt components and sulfur-containing inorganic components in the waste heat boiler, and the salt components and sulfur-containing substances in the high-temperature flue gas are absorbed by the liquid water in the cooling tank;
in one possible implementation, the method further includes: an absorption tower;
the inlet of the absorption tower is communicated with the cooling tank and the outlet of the quenching tank through the waste heat fan and the quenching fan; the salt component and the sulfur-containing component of the cooled gas are reabsorbed in the absorption tower
In one possible implementation, the method further includes: a washing tower;
the inlet of the washing tower is communicated with the outlet of the absorption tower, the circulating spray liquid of the washing tower is alkali liquor, the alkaline spray liquid contacts with tail gas treated by the absorption tower, and residual sulfur-containing substances in the washing gas.
In one possible implementation, the method further includes: a heat exchanger;
the cold side inlet of the heat exchanger is communicated with the outlet of the washing tower, and the heat exchanger mainly heats the tail gas after washing.
In one possible implementation, the method further includes: a heater;
the inlet of the heater is communicated with the cold side outlet of the heat exchanger, and the heater mainly heats up the tail gas after heat exchange of the heat exchanger.
In one possible implementation, the method further includes: an SCR catalytic furnace;
the outlet of the SCR catalytic furnace is communicated with the outlet of the heater, and the SCR catalytic furnace is mainly used for treating nitrogen oxides existing in tail gas.
By adopting the technical scheme, the vertical incinerator has better combustion effect, so that waste liquid can be combusted more fully, and meanwhile, the floor space of the vertical incinerator is smaller; the incinerator comprises two outlets, one at the bottom and one at the side, and high-concentration salt substances generated by combustion are discharged from the bottom to prevent caking in the incinerator.
In sum, the system has the advantages of high system integration level, high purification efficiency and low operation energy consumption.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it will be obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic diagram of an incineration system for waste liquid and gas generated by high-end electronic materials according to the present utility model.
Reference numerals in the drawings:
1-primary combustion-supporting blower, 2-waste liquid booster pump, 3-incinerator, 4-waste heat recovery boiler, 5, cooling tank, 6-quenching tank, 7-waste heat blower, 8-quenching blower, 9-absorption tower, 10-washing tower, 11-heat exchanger, 12-secondary combustion-supporting blower, 13-heater, 14-SCR catalytic furnace, 15-main blower, 16-chimney, 17-steam outlet valve and 18-soft water inlet valve
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the device can be mechanically connected, electrically connected and communicated; either directly, or indirectly, through intermediaries, may be in communication with each other, or may be in interaction with each other, unless explicitly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. The technical scheme of the utility model is described in detail below by specific examples. The following embodiments may be combined with each other, and some embodiments may not be repeated for the same or similar concepts or processes.
The embodiment of the utility model provides an in-liquid incineration system applied to coking desulfurization waste liquid treatment, which comprises the following components: incinerator, waste heat recovery boiler, quench tank, cooling tank, absorption tower, washing tower, heat exchanger, heater, SCR catalytic furnace, combustion fan, waste heat fan, quench fan, main fan and chimney
The inlet of the incinerator is used for accessing waste liquid to be incinerated, the side outlet of the incinerator is communicated with the inlet of the waste heat recovery boiler, and the combustion-supporting fan is arranged on a combustion-supporting air channel of the incinerator;
the inlet of the quenching tank is communicated with the outlet at the bottom of the incinerator;
the inlet of the cooling tank is communicated with the outlet of the waste heat recovery boiler;
the inlet of the absorption tower is communicated with the cooling tank and the outlet of the quenching tank through the waste heat fan and the quenching fan;
the inlet of the washing tower is communicated with the outlet of the absorption tower.
And the outlet of the absorption tower is communicated with the cold side inlet of the heat exchanger.
The inlet of the heater is communicated with the cold side outlet of the heat exchanger.
And the inlet of the SCR catalytic furnace is communicated with the outlet of the heater.
The outlet of the SCR catalytic furnace is communicated with the hot side inlet of the heat exchanger;
the hot side outlet of the heat exchanger is communicated with the chimney through the main fan;
by adopting the technical scheme, the waste liquid and the waste gas generated by the high-end electronic material are intensively treated through the set of devices, the incineration efficiency is high, the separation effect is good, compared with the single waste liquid treatment equipment and the single waste gas treatment equipment, the incineration device has the advantages of simple structure, convenient maintenance, higher treatment efficiency and low operation energy consumption
One possible solution also includes; a waste liquid booster pump;
the waste liquid booster pump is connected in series with the inlet of the incinerator and is used for pressurizing waste liquid to be incinerated.
By adopting the technical proposal, the waste liquid has certain pressure and atomization effect when entering the incinerator, so as to reduce the atomization burden in the subsequent incineration process, ensure the combustion of the waste liquid to be more thorough,
in one possible solution, the incinerator uses natural gas as fuel gas.
By adopting the technical scheme, on one hand, the cost of the natural gas is lower, and on the other hand, the heat value of the natural gas is relatively higher, and the generated temperature is sufficient for igniting most of organic matters.
In one possible scheme, the incinerator is further provided with a combustion-supporting fan, and the combustion-supporting fan is arranged at a combustion-supporting opening of the incinerator.
In one possible proposal, the device also comprises a soft water inlet valve and a water vapor outlet valve
The soft water inlet valve and the steam outlet valve are arranged on the waste heat recovery boiler and are used for recovering heat in the waste heat recovery boiler.
By adopting the technical scheme, the heat of the boiler is reduced by controlling the amount of the introduced cold water and the steam, the waste heat in the boiler is recovered, and the temperature of the steam is controlled; and controlling the temperature of the gas entering the quenching tank from the boiler outlet.
In one possible solution, the incinerator is a vertical incinerator.
As shown in fig. 1, the incineration system for waste liquid and waste gas generated by high-end electronic materials comprises: incinerator 3, waste heat recovery boiler 4, cooling tank 5, quenching tank 6, waste heat fan 7, quenching fan 8, absorption tower 9, washing tower 10, heat exchanger 11, secondary combustion fan 12, heater 13, SCR catalytic furnace 14, main fan 15, chimney 16
The inlet of the incinerator 3 is used for accessing waste liquid to be incinerated, and the side outlet of the incinerator 3 is communicated with the inlet of the waste heat recovery boiler 4. The bottom outlet of the incinerator 3 is in communication with the inlet of the quench tank 6. The combustion-supporting fan 1 is arranged on a combustion-supporting air channel of the incinerator 3, and plays a role in ventilation and combustion supporting as shown in the figure. The waste liquid booster pump 2 is provided on the waste liquid and waste gas piping of the incinerator 3, and pressurizes waste to be incinerated as shown in the figure.
The inlet of the waste heat boiler 4 is connected with the side outlet of the incinerator 3, and the outlet of the waste heat boiler 4 is communicated with the inlet of the cooling tank 5. As shown in the figure, the high-temperature flue gas at the outlet of the incinerator 3 enters the waste heat boiler 4, the temperature of the gas in the waste heat boiler 4 is reduced by controlling the amount of cold water and water vapor introduced, the waste heat in the boiler is recovered, and the temperature of the water vapor is controlled;
the inlet of the absorption tower 9 is communicated with the outlets of the cooling tank 5 and the quenching tank 6 through the waste heat fan 7 and the quenching fan 8; the flue gas which is extremely cold and cooled down enters an absorption tower, and sulfur-containing inorganic matters are secondarily absorbed
The inlet of the scrubber 10 is connected to the outlet of the absorber 9, and the outlet of the scrubber 10 is connected to the cold side inlet of the heat exchanger 11 via a port. The washing tower thoroughly absorbs the sulfur-containing inorganic matters remained in the waste gas through alkali liquor spraying.
The inlet of the heater 13 is connected with the cold side outlet of the heat exchanger 11, and the outlet of the heater 13 is communicated with the inlet of the SCR catalytic furnace 14. And the gas after heat exchange and temperature rise is heated to the catalytic temperature of SCR by a heater and enters a catalytic furnace to carry out thorough explanation treatment of nitrogen oxides. The secondary combustion-supporting fan 12 is connected with a combustion-supporting pipeline of the heater 11 and supplements combustion-supporting air for heating the heater.
The hot side inlet of the heat exchanger 11 is connected with the outlet of the SCR catalytic furnace 14, and the hot side outlet of the heat exchanger 11 is communicated with the chimney 16 through the main fan 15; chimney for discharging SCR treated gas after cooling by heat exchanger
By adopting the technical scheme, waste liquid and waste gas generated by the high-end electronic material can enter the incineration system for treatment simultaneously or respectively, so that the operability is high, the equipment integration level is high, the treatment performance is stable, the operation energy consumption is low, and the operation is simple and convenient.
The system of the utility model adopts a DCS program to complete data analysis and automatic control by monitoring the temperature, pressure and other data of the system.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be a direct contact between the first feature and the second feature, or an indirect contact between the first feature and the second feature through an intervening medium.
Moreover, a first feature "above," "over" and "on" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is at a lower level than the second feature.
In the description of the present specification, reference to the description of the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (10)
1. An in-liquid incineration system for coking desulfurization waste liquid treatment, characterized in that the system comprises: the system comprises an incinerator, a waste heat recovery boiler, a quenching tank, a cooling tank, an absorption tower, a washing tower, a heat exchanger, a heater, an SCR catalytic furnace, a primary combustion-supporting fan, a secondary combustion-supporting fan, a waste heat fan, a quenching fan, a main fan and a chimney;
the inlet of the incinerator is used for accessing waste liquid to be incinerated, the outlet of the incinerator is communicated with the inlet of the waste heat recovery boiler, and the primary combustion-supporting fan is arranged on a combustion-supporting air channel of the incinerator; the inlet of the quenching tank is communicated with the outlet of the bottom of the incinerator;
the inlet of the cooling tank is communicated with the outlet of the waste heat recovery boiler;
the inlet of the absorption tower is communicated with the cooling tank and the outlet of the quenching tank through the waste heat fan and the quenching fan;
the inlet of the washing tower is communicated with the outlet of the absorption tower;
the cold side inlet of the heat exchanger is communicated with the outlet of the washing tower;
the inlet of the heater is communicated with the outlet of the cold side of the heat exchanger;
the inlet of the SCR catalytic furnace is communicated with the outlet of the heater;
the hot side inlet of the heat exchanger is communicated with the outlet of the SCR catalytic furnace;
and a hot side outlet of the heat exchanger is communicated with a chimney through a main fan.
2. The in-liquid incineration system for coking desulfurization waste liquid treatment according to claim 1, further comprising a waste liquid booster pump and an exhaust gas booster pump;
the waste liquid booster pump is connected in series with the inlet of the incinerator and is used for pressurizing waste liquid to be incinerated.
3. The in-liquid incineration system for coking desulfurization waste liquid treatment according to claim 1, wherein the incinerator uses natural gas as fuel gas.
4. The in-liquid incineration system for treating coking desulfurization waste liquid according to claim 1, wherein the incinerator is further provided with a combustion-supporting fan, and the combustion-supporting fan is arranged at a combustion-supporting port of the incinerator.
5. The in-liquid incineration system for coking desulfurization waste liquid treatment according to claim 1, further comprising: soft water inlet valve and water vapor outlet valve;
the soft water inlet valve and the steam outlet valve are arranged on the waste heat recovery boiler and are used for recovering heat in the waste heat recovery boiler.
6. The in-liquid incineration system for coking desulfurization waste liquid treatment according to claim 1, further comprising: the incinerator is a vertical incinerator.
7. The in-liquid incineration system for coking desulfurization waste liquid treatment according to claim 1, further comprising: a quenching tank;
the inlet of the quenching tank is communicated with the outlet of the incinerator, and liquid water in the quenching tank is in direct contact with high-temperature waste gas and is used for rapidly cooling high-temperature salt-containing components in the incinerator, the salt-containing components in the high-temperature flue gas are absorbed by the liquid water in the quenching tank, and the generation of crystalline substances at the rear end is prevented.
8. The in-liquid incineration system for coking desulfurization waste liquid treatment according to claim 1, further comprising: a cooling tank;
the inlet of the cooling tank is communicated with the outlet of the waste heat recovery furnace, and liquid water in the cooling tank is in direct contact with waste gas with higher temperature after waste heat recovery, so that partial salt components and sulfur-containing inorganic components in the waste heat boiler are rapidly cooled, and the salt components and sulfur-containing substances in the high-temperature flue gas are absorbed by the liquid water in the cooling tank.
9. The in-liquid incineration system for coking desulfurization waste liquid treatment according to claim 1, further comprising: an absorption tower;
the inlet of the absorption tower is communicated with the cooling tank and the outlet of the quenching tank through the waste heat fan and the quenching fan; the salt component and the sulfur-containing component of the cooled gas are re-absorbed in the absorber.
10. The in-liquid incineration system for coking desulfurization waste liquid treatment according to claim 1, further comprising: a washing tower;
the inlet of the washing tower is communicated with the outlet of the absorption tower, the circulating spray liquid of the washing tower is alkali liquor, the alkaline spray liquid is contacted with tail gas treated by the absorption tower, and residual sulfur-containing substances in the washing gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223342615.1U CN219867917U (en) | 2022-12-13 | 2022-12-13 | In-liquid incineration system for coking desulfurization waste liquid treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223342615.1U CN219867917U (en) | 2022-12-13 | 2022-12-13 | In-liquid incineration system for coking desulfurization waste liquid treatment |
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| Publication Number | Publication Date |
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| CN219867917U true CN219867917U (en) | 2023-10-20 |
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| CN202223342615.1U Active CN219867917U (en) | 2022-12-13 | 2022-12-13 | In-liquid incineration system for coking desulfurization waste liquid treatment |
Country Status (1)
| Country | Link |
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| CN (1) | CN219867917U (en) |
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