CN205340548U - HPF coal gas desulfurization tail gas washing purifier - Google Patents
HPF coal gas desulfurization tail gas washing purifier Download PDFInfo
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- CN205340548U CN205340548U CN201620147969.6U CN201620147969U CN205340548U CN 205340548 U CN205340548 U CN 205340548U CN 201620147969 U CN201620147969 U CN 201620147969U CN 205340548 U CN205340548 U CN 205340548U
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Abstract
The utility model discloses a HPF coal gas desulfurization tail gas washing purifier, it includes scrubbing tower (1), sulphur ammonium mother liquor tank (2), scrubbing tower (1) top is equipped with blast pipe (1.1) rather than inside intercommunication, scrubbing tower (1) inside top -down is equipped with in proper order and catches at the bottom of fog layer (1.2), liquid distributor (1.3), packing layer (1.4) and the tower reservoir (1.5), sulphur ammonium mother liquor tank (2) lateral wall middle part is through the input intercommunication of pipeline with mother liquor delivery pump (3), the output of mother liquor delivery pump (3) pass through the pipeline with the input intercommunication of liquid distributor (1.3), the utility model discloses purifying effect is good, the mesh is produced to the resource metaplasia of can realizing circulating.
Description
Technical field
This utility model relates to a kind of HPF coal gas desulfurization washing tail gas purifier.
Background technology
Adopting HPF coal gas desulfurization, in process of production, the desulfurization regeneration stage need to enter large quantity of air from regenerator pucking, and the tail gas reacted is diffused by regenerator tower top.This partial tail gas about contains 3000mg/Nm3Ammonia, environmental ambient air impact is bigger, easily surrounding devices is caused corrosion and damage simultaneously, it is thus desirable to arrange corresponding washing tail gas purifier, but existing washing tail gas purifier to there is clean-up effect not good, need to absorb liquid configuration device, it is impossible to realize the purpose that circulating resourcesization produces.
Utility model content
Technical problem to be solved in the utility model is, the shortcoming overcoming above prior art: provides a kind of good purification, realize circulating resourcesization production purpose HPF coal gas desulfurization washing tail gas purifier.
Technical solution of the present utility model is as follows: a kind of HPF coal gas desulfurization washing tail gas purifier, it includes scrubbing tower, ammonium sulfate liquor groove；Described scrubbing tower top is provided with and its internal exhaustor connected, and is sequentially provided with from top to bottom and catches reservoir at the bottom of mist layer, liquid distribution trough, packing layer and tower inside described scrubbing tower；Being connected with the input of mother solution delivery pump by pipeline in the middle part of described ammonium sulfate liquor groove sidewall, described mother solution conveying delivery side of pump is connected with the input of described liquid distribution trough by pipeline；Described ammonium sulfate liquor groove top side wall is connected with circulation delivery side of pump by pipeline；The input of described circulating pump is connected with reservoir at the bottom of tower by pipeline；Described scrubbing tower sidewall is provided with the tail gas inlet pipe connected with inside it between packing layer with reservoir at the bottom of tower.
Pipeline between described mother solution delivery pump and liquid distribution trough is provided with the first valve；Pipeline between described first valve with described mother solution delivery pump is provided with the pH connected with reservoir at the bottom of tower and tests arm；Described pH tests arm and is provided with the second valve and pH meter.
At the bottom of described circulating pump and tower, the pipeline between reservoir is provided with the 3rd valve.
Described tail gas inlet pipe is provided with the blower fan of conveying tail gas.
Adopt the purification method of described HPF coal gas desulfurization washing tail gas purifier, comprise the following steps:
1) the first valve and mother solution delivery pump are opened by from the mother solution in the ammonium sulfate liquor groove of ammonium sulfate workshop section and sulphuric acid infusion fluid distributor；Open the 3rd valve and circulating pump and defeated for the cleaning mixture in reservoir at the bottom of tower time ammonium sulfate liquor groove is constituted circulation；
2) described pH the second valve testing on the arm pH by described pH meter test mother solution is opened, after pH reaches desirable value, close the second valve, the tail gas produced in HPF coal gas desulfurization technical process is entered scrubbing tower after blower fan pressurizes, make that tail gas and acid mother liquid are reverse to be contacted, ammonia in tail gas and sulphuric acid react, and generate ammonium sulfate, and purified gas passes through emission by exhaust pipe after catching the trapping of mist layer；
3) when the ammonia sulfate crystal in ammonium sulfate liquor groove reaches aequum, the ammonia sulfate crystal in ammonium sulfate liquor groove is supplied the ammonium sulfate workshop section raw material as production ammonium sulfate.
The beneficial effects of the utility model are: this device is practical, good purification, after coal gas desulfurization regeneration tail gas is carried out purified treatment, pollutant emission can be substantially reduced, realize pollutant resources, improve surrounding quality, alleviate the corrosion to plant area's installations and facilities.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model HPF coal gas desulfurization washing tail gas purifier.
In figure: 1, scrubbing tower；1.1, exhaustor；1.2, mist layer is caught；1.3, liquid distribution trough；1.4, packing layer；1.5, reservoir at the bottom of tower；1.6, tail gas inlet pipe；2, ammonium sulfate liquor groove；3, mother solution delivery pump；4, circulating pump；5, the first valve；6, the second valve；7, the 3rd valve；8, blower fan.
Detailed description of the invention
With specific embodiment, this utility model is described in further details below, but this utility model is not only limited to specific examples below.
Embodiment
As it is shown in figure 1, a kind of HPF coal gas desulfurization washing tail gas purifier, it includes scrubbing tower 1, ammonium sulfate liquor groove 2；Described scrubbing tower 1 top is provided with and its internal exhaustor 1.1 connected, and internal being sequentially provided with from top to bottom of described scrubbing tower 1 catches reservoir 1.5 at the bottom of mist layer 1.2, liquid distribution trough 1.3, packing layer 1.4 and tower；Being connected with the input of mother solution delivery pump 3 by pipeline in the middle part of described ammonium sulfate liquor groove 2 sidewall, the outfan of described mother solution delivery pump 3 is connected with the input of described liquid distribution trough 1.3 by pipeline；Described ammonium sulfate liquor groove 2 top side wall is connected with the outfan of circulating pump 4 by pipeline；The input of described circulating pump 4 is connected with reservoir at the bottom of tower 1.5 by pipeline；Described scrubbing tower 1 sidewall is provided with the tail gas inlet pipe 1.6 connected with inside it between packing layer 1.4 with reservoir at the bottom of tower 1.5.Pipeline between described mother solution delivery pump 3 and liquid distribution trough 1.3 is provided with the first valve 5；Pipeline between described first valve 5 and described mother solution delivery pump 3 is provided with the pH connected with reservoir at the bottom of tower 1.5 and tests arm；Described pH tests arm and is provided with the second valve 6 and pH meter.At the bottom of described circulating pump 4 and tower, the pipeline between reservoir 1.5 is provided with the 3rd valve 7.Described tail gas inlet pipe 1.6 is provided with the blower fan 8 of conveying tail gas.
A kind of purification method adopting described HPF coal gas desulfurization washing tail gas purifier, comprises the following steps:
1) the first valve 5 and mother solution delivery pump 3 are opened by from the mother solution in the ammonium sulfate liquor groove 2 of ammonium sulfate workshop section and sulphuric acid infusion fluid distributor 1.3；Open the 3rd valve 7 and circulating pump 4 and defeated for the cleaning mixture in reservoir at the bottom of tower 1.5 time ammonium sulfate liquor groove 2 is constituted circulation；
2) described pH the second valve 6 testing on the arm pH by described pH meter test mother solution is opened, after pH reaches desirable value, close the second valve 6, the tail gas produced in HPF coal gas desulfurization technical process is entered scrubbing tower 1 after blower fan 8 pressurizes, make that tail gas and acid mother liquid are reverse to be contacted, ammonia in tail gas and sulphuric acid react, and generate ammonium sulfate, and purified gas is discharged by exhaustor 1.1 after catching mist layer 1.2 trapping；
3) when the ammonia sulfate crystal in ammonium sulfate liquor groove 2 reaches aequum, the ammonia sulfate crystal in ammonium sulfate liquor groove 2 is supplied the ammonium sulfate workshop section raw material as production ammonium sulfate.
Below it is only that feature of the present utility model implements example, this utility model protection domain is not constituted any limitation.The technical scheme that all employings exchange on an equal basis or equivalence is replaced and formed, all falls within this utility model rights protection scope.
Claims (4)
1. a HPF coal gas desulfurization washing tail gas purifier, it is characterised in that: it includes scrubbing tower (1), ammonium sulfate liquor groove (2)；Described scrubbing tower (1) top is provided with and its internal exhaustor (1.1) connected, and internal being sequentially provided with from top to bottom of described scrubbing tower (1) catches reservoir (1.5) at the bottom of mist layer (1.2), liquid distribution trough (1.3), packing layer (1.4) and tower；Being connected with the input of mother solution delivery pump (3) by pipeline in the middle part of described ammonium sulfate liquor groove (2) sidewall, the outfan of described mother solution delivery pump (3) is connected with the input of described liquid distribution trough (1.3) by pipeline；Described ammonium sulfate liquor groove (2) top side wall is connected with the outfan of circulating pump (4) by pipeline；The input of described circulating pump (4) is connected with reservoir at the bottom of tower (1.5) by pipeline；Described scrubbing tower (1) sidewall is positioned between packing layer (1.4) with reservoir at the bottom of tower (1.5) and is provided with and its internal tail gas inlet pipe (1.6) connected.
2. HPF coal gas desulfurization washing tail gas purifier according to claim 1, it is characterised in that: the pipeline between described mother solution delivery pump (3) and liquid distribution trough (1.3) is provided with the first valve (5)；Pipeline between described first valve (5) with described mother solution delivery pump (3) is provided with the pH connected with reservoir at the bottom of tower (1.5) and tests arm；Described pH tests arm and is provided with the second valve (6) and pH meter.
3. HPF coal gas desulfurization washing tail gas purifier according to claim 2, it is characterised in that: at the bottom of described circulating pump (4) and tower, the pipeline between reservoir (1.5) is provided with the 3rd valve (7).
4. HPF coal gas desulfurization washing tail gas purifier according to claim 3, it is characterised in that: described tail gas inlet pipe (1.6) is provided with the blower fan (8) of conveying tail gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147969.6U CN205340548U (en) | 2016-02-26 | 2016-02-26 | HPF coal gas desulfurization tail gas washing purifier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147969.6U CN205340548U (en) | 2016-02-26 | 2016-02-26 | HPF coal gas desulfurization tail gas washing purifier |
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| CN205340548U true CN205340548U (en) | 2016-06-29 |
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| CN201620147969.6U Active CN205340548U (en) | 2016-02-26 | 2016-02-26 | HPF coal gas desulfurization tail gas washing purifier |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105582797A (en) * | 2016-02-26 | 2016-05-18 | 萍乡市德润科技有限责任公司 | Tail gas washing and purifying device for HPF (Hydroquinone PDS Ferrisulphas) gas desulfurization |
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2016
- 2016-02-26 CN CN201620147969.6U patent/CN205340548U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105582797A (en) * | 2016-02-26 | 2016-05-18 | 萍乡市德润科技有限责任公司 | Tail gas washing and purifying device for HPF (Hydroquinone PDS Ferrisulphas) gas desulfurization |
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