CN207203845U - A kind of serum recycle pipeline structure - Google Patents
A kind of serum recycle pipeline structure Download PDFInfo
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- CN207203845U CN207203845U CN201721021228.4U CN201721021228U CN207203845U CN 207203845 U CN207203845 U CN 207203845U CN 201721021228 U CN201721021228 U CN 201721021228U CN 207203845 U CN207203845 U CN 207203845U
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- pipeline
- circulation pump
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- spraying layer
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Abstract
The utility model discloses a kind of serum recycle pipeline structure,Including the slurry pool positioned at absorb the bottom of the tower,Spraying layer at the top of absorption tower and the circulation pump pipeline system that absorption tower is communicated to from slurry pool,The circulation pump pipeline system includes the first circulation pump conduit that arrival end is connected with slurry pool,Second circulation pump conduit and the 3rd circulation pump conduit,The port of export of first circulation pump conduit is connected with the port of export of second circulation pump conduit and is intersected in the first arrival end for confluxing pipeline,The port of export of the port of export of second circulation pump conduit and the 3rd circulation pump conduit pipeline connection and is intersected in the second arrival end for confluxing pipeline by damming,The spraying layer includes confluxing the first spraying layer that tube outlet end is connected with first,Conflux the second spraying layer that pipeline is connected with second,There is desulfuration efficiency height using the utility model,The advantages of also maintaining serum recycle normal operation in individual cycle failure of pump.
Description
Technical field
The utility model belongs to Wet Flue Gas Desulfurization Technique field, more particularly to a kind of serum recycle pipeline structure.
Background technology
Substantial amounts of flue gas can be produced in the production processes such as coal fired power generation, chemical industry, steel, weaving, papermaking and mining, for protection
Environment is not contaminated, and flue gas needs to carry out desulfurization process before discharge.At present, combustion is generally handled using wet desulfurizing process
Flue gas caused by coal, wet desulphurization is due to being gas liquid reaction, and its desulphurization reaction speed is fast, efficiency high, sulfur-removing additives utilization rate
Height, when such as making desulfurizing agent with lime, as Ca/S=1.03, you can reach more than 90% desulfurization degree.
, it is necessary to be passed through oxidation wind in slurries into absorb the bottom of the tower slurry pool to promote in traditional wet desulphurization absorption tower
Enter desulphurization reaction, and be also required to the spraying layer in stock tank at the top of slurries circulating pump circulation conveying to desulfurizing tower, to realize
Spray desulfurization is carried out to entering the flue gas in absorption tower.
With the raising of China's emission standards for sulfur dioxide, the desulfuration efficiency of desulfurizing tower is progressively taken seriously, wherein, circulation
One of an important factor for slurry flow is restriction desulfurized effect, desulfuration efficiency can be effectively improved by improving loop slurry flow, and
Existing serum recycle pipeline structure is typically provided with idle spare circulating pump on ordinary days, and its serum recycle flow potential has failed
It is utilized entirely, in addition, the stand-by pump under prior art is mostly using the form with other circulating pump common palls, stand-by pump ginseng
The performance of pump is caused to be difficult to be played completely with traffic bottlenecks during sweetening process due to pipeline, as above many disadvantages constrain
The raising of desulfuration efficiency so that existing desulfurizing tower is difficult to the emission standards for sulfur dioxide for meeting that China is increasingly improved.
Utility model content
Problem to be solved in the utility model is to provide a kind of serum recycle pipeline structure for desulfurizing tower, can be lifted
Serum recycle flow, so as to improve desulfuration efficiency, serum recycle pump conduit can be also maintained when individual cycle pump breaks down
Normal operation, the utility model solve the technical problem in the following way：A kind of serum recycle pipeline structure, including positioned at suction
Receive the slurry pool of tower bottom, spraying layer at the top of absorption tower and the circulation pump conduit system that absorption tower is communicated to from slurry pool
System, it is characterised in that：It is described circulation pump pipeline system include arrival end be connected with slurry pool first circulation pump conduit, second
Pump conduit and the 3rd circulation pump conduit are circulated, wherein, first circulation pump conduit is connected with the port of export of second circulation pump conduit
And the first arrival end for confluxing pipeline is intersected in, the port of export of second circulation pump conduit and the 3rd circulation pump conduit passes through intercepting sewer
Road connects and is intersected in the second arrival end for confluxing pipeline, the spraying layer be provided with first conflux that tube outlet end is connected the
One spraying layer, conflux the second spraying layer that tube outlet end is connected with second.
As a kind of preferred embodiment of the present utility model, second spraying layer is below the first spraying layer.
As a kind of preferred embodiment of the present utility model, the first circulation pipeline, second circulation pipeline, the 3rd follow
Ring pump conduit is respectively provided with identical structure, and it is sequentially provided with the first valve, circulating pump and the second valve from arrival end to the port of export.
As a kind of preferred embodiment of the present utility model, described first pipeline that confluxes has phase with second pipeline that confluxes
Same structure, it is provided with the 3rd valve between arrival end and the port of export, set between the arrival end and the port of export of the pipeline that dams
There is shutoff valve.
When the utility model is run, shutoff valve is closed, and all pumps both participate in serum recycle, so as to improve serum recycle stream
Amount, desulfuration efficiency is also improved, and when one of circulating pump breaks down, closes the circulation pump conduit, opens shutoff valve, close
Close second to conflux pipeline, slurries all flow through first pipeline that confluxes and sprayed in the first spraying layer, when two of which circulates
When pump conduit breaks down, opening is dammed pipeline, is closed first and is confluxed pipeline, and slurries all flow through second and conflux pipeline second
Sprayed in spraying layer, so as to the effect that serum recycle system normal operation can be also maintained in individual cycle failure of pump
Fruit.
Brief description of the drawings
Fig. 1 is pipeline schematic diagram of the present utility model：
Wherein：100- first circulation pump conduits, 101- second circulation pump conduits, 102- the 3rd circulate pump conduit, 103- the
One valve, the valves of 104- second, 105- circulating pumps, 110- slurry pools, 120- absorption towers, 130- spraying layers, 131- first are sprayed
Layer, the spraying layers of 132- second, 200- first conflux pipeline, and 300- second confluxes pipeline, and 400- dams pipeline.
Embodiment
It is preferred embodiment below, and become apparent from intactly illustrating the utility model with reference to accompanying drawing：
As shown in figure 1, a kind of serum recycle pipeline structure, including the slurry pool 110 positioned at the bottom of absorption tower 120, it is located at
The spraying layer 130 at the top of absorption tower 120, in addition to it is communicated to from slurry pool 110 the circulation pump conduit system of top spray layer 130
System, the spraying layer 130 include the first spraying layer 131 and the second spraying layer 132, and the circulation pump pipeline system includes first circulation pump
Pipeline 100, second circulation pump conduit the 101, the 3rd circulate pump conduit 102, first circulation pump conduit 100, second circulation pump conduit
101st, the arrival end of the 3rd circulation pump conduit 102 is all connected with slurry pool 110, wherein, the port of export of first circulation pump conduit 100
It is interconnected with the port of export of second circulation pump conduit 101 and is intersected in the first arrival end for confluxing pipeline 200, the 3rd circulating pump
The port of export of pipeline 102 is connected and crossed by the pipeline 400 that dams with the port of export of second circulation pump conduit 101 to conflux with second
The arrival end of pipeline 300, first port of export for confluxing pipeline 200 are connected with the first spraying layer 131, and this second confluxes pipeline
300 port of export is connected with the second spraying layer 132.
The first circulation pump conduit 100, the circulation pump conduit 102 of second circulation pump conduit the 101, the 3rd all have identical knot
Structure, is sequentially provided with the first valve 103 from the inlet to the outlet, circulating pump 105, the second valve 104, opens the first valve during operation
103 and second valve 104 and run circulating pump 105 slurries are transported to from slurry pool 110 to first and conflux pipeline 200 or the second
Conflux pipeline 300.
First pipeline 200 that confluxes is identical with the second structure of pipeline 300 of confluxing, from the inlet to the outlet between be provided with the 3rd valve
Door, the 3rd valve rear slurry of unlatching enter spraying layer 130 by the pipeline that confluxes and sprayed.
The spraying layer 130 is sequentially provided with the first spraying layer 131 and the second spraying layer 132, the second spraying layer 132 from top to bottom
Flow be the first spraying layer 131 half, the second spraying layer 132 is located at the lower section 1m of the first spraying layer 131, wherein, first
The pipeline 200 that confluxes is connected with the first spraying layer 131, and the second spraying layer 132 is connected with second pipeline 300 that confluxes, and slurries enter spray
Drenching layer 130 carries out spray desulfurization to flue gas, and reacted slurries flow back into slurry pool 110 so as to complete entirely to be circulated throughout again
Journey.
In addition, the first, the second and the three circulation pump conduit uses pipeline of the external diameter for 500mm, circulating pump 105 enters
It is connected respectively by fast interface with Concentric Reducers with exit at mouthful, the Concentric Reducers connect the side of circulating pump 105
External diameter is 350mm, first, connecting path and the pipeline that dams between second circulation pump conduit use pipe of the external diameter for 600mm
Road, the pipeline 400 that dams also include a reduced pipe, and the side external diameter that the reduced pipe is connected to the 3rd circulation pump conduit is
500mm。
When the serum recycle pipeline structure operates, the pipeline 400 that dams is closed, and first, second circulation pump conduit passes through first
The pipeline 200 that confluxes is connected to first spraying layer 131 at top, and the 3rd circulation pump conduit 102 is connected by second pipeline 300 that confluxes
To second spraying layer 132 at top, when the circulating pump that wherein one circulates pump conduit breaks down, the circulation pump line is disabled
Road, close second and conflux pipeline 300, opening is dammed pipeline 400, and slurries flow through first and conflux pipeline 200 in the first spraying layer 131
In sprayed, when two of which circulation pump conduit breaks down, opening is dammed pipeline 400, is closed first and is confluxed pipeline
200, slurries flow through second pipeline 300 that confluxes and sprayed in the second spraying layer 132, reach and maintain the serum recycle pump conduit
The effect of normal operation, thus, the serum recycle pipeline structure has effective failure coping mechanism, and pump conduit is circulated at three
In two failures in the case of still can maintain normal operation, therefore standby can be followed what is do not run on ordinary days in the prior art
Ring pump also puts into participation serum recycle, takes full advantage of the operation potential of spare circulating pump, improves serum recycle flow, and thus
Improve the effect of desulfurization degree.
Claims (4)
1. a kind of serum recycle pipeline structure, including the slurry pool (110) positioned at absorption tower (120) bottom, positioned at absorption tower
(120) spraying layer (130) at the top of and the circulation pump pipeline system that absorption tower (120) is communicated to from slurry pool (110), it is special
Sign is：It is described circulation pump pipeline system include arrival end be connected with slurry pool (110) first circulation pump conduit (100),
Second circulation pump conduit (101) and the 3rd circulation pump conduit (102), wherein, the port of export of first circulation pump conduit (100) and the
The ports of export of two circulation pump conduits (101) are connected and are intersected in the first arrival end for confluxing pipeline (200), second circulation pump line
The port of export on road (101) is connected by the pipeline that dams (400) with the port of export of the 3rd circulation pump conduit (102) and is intersected in second
Conflux the arrival ends of pipeline (300), and the spraying layer is provided with to conflux the first spraying layer that pipeline (200) port of export is connected with first
(131), conflux the second spraying layer (132) that pipeline (300) port of export is connected with second.
2. according to the serum recycle pipeline structure described in claim 1, it is characterised in that：Second spraying layer (132) is located at
Below first spraying layer (131).
3. according to the serum recycle pipeline structure described in claim 1, it is characterised in that：The first circulation pump conduit (100),
Second circulation pump conduit (101) with the 3rd circulation pump conduit (102) be respectively provided with identical structure, its from arrival end to the port of export successively
Provided with the first valve (103), circulating pump (105) and the second valve (104).
4. according to the serum recycle pipeline structure described in claim 3, it is characterised in that：Described first conflux pipeline (200) with
Second pipeline (300) that confluxes is respectively provided with identical structure, and the 3rd valve, the pipeline that dams are provided between its arrival end and the port of export
(400) shutoff valve is provided between arrival end and the port of export.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021228.4U CN207203845U (en) | 2017-08-15 | 2017-08-15 | A kind of serum recycle pipeline structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721021228.4U CN207203845U (en) | 2017-08-15 | 2017-08-15 | A kind of serum recycle pipeline structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207203845U true CN207203845U (en) | 2018-04-10 |
Family
ID=61818925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721021228.4U Active CN207203845U (en) | 2017-08-15 | 2017-08-15 | A kind of serum recycle pipeline structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207203845U (en) |
-
2017
- 2017-08-15 CN CN201721021228.4U patent/CN207203845U/en active Active
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