CN108395911A - A kind of gas-liquid separation and dedusting integrated device and technique - Google Patents
A kind of gas-liquid separation and dedusting integrated device and technique Download PDFInfo
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- CN108395911A CN108395911A CN201810331417.4A CN201810331417A CN108395911A CN 108395911 A CN108395911 A CN 108395911A CN 201810331417 A CN201810331417 A CN 201810331417A CN 108395911 A CN108395911 A CN 108395911A
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- China
- Prior art keywords
- gas
- cylinder
- liquid separation
- ammonia spray
- liquid
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- 239000007788 liquid Substances 0.000 title claims abstract description 69
- 238000000926 separation method Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 16
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 74
- 239000007921 spray Substances 0.000 claims abstract description 39
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 37
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000000203 mixture Substances 0.000 claims abstract description 27
- 239000000908 ammonium hydroxide Substances 0.000 claims abstract description 26
- 239000000571 coke Substances 0.000 claims abstract description 22
- 238000004064 recycling Methods 0.000 claims abstract description 9
- 239000003245 coal Substances 0.000 claims description 14
- 239000011269 tar Substances 0.000 claims description 14
- 239000000428 dust Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000003034 coal gas Substances 0.000 claims description 4
- 238000005119 centrifugation Methods 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000003595 mist Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000012071 phase Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 18
- 238000003763 carbonization Methods 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/002—Removal of contaminants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/02—Dust removal
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/02—Dust removal
- C10K1/026—Dust removal by centrifugal forces
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
- C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
- C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
- C10K1/12—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting including the revival of the used wash liquors
- C10K1/121—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting including the revival of the used wash liquors containing NH3 only (possibly in combination with NH4 salts)
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Industrial Gases (AREA)
Abstract
The present invention relates to a kind of gas-liquid separation and dedusting integrated device and technique, the gas-liquid separation and dedusting integrated device include cylinder, ammonia spray pipe, gas outlet tube, tar and ammonium hydroxide discharge pipe；Cylinder is made of the cylindrical drum on top and the divergent-cone wall of lower part, and the top side of cylindrical drum tangentially opens up gas-liquid mixture entrance, and gas-liquid mixture entrance is connected with the outlet of the raw coke oven gas of gas collecting tube；Divergent-cone wall is tightened downwards, and bottom is connected with tar and ammonium hydroxide discharge pipe；The top of cylinder is equipped with gas outlet tube and ammonia spray pipe, and ammonia spray pipe is equipped with multiple ammonia spray nozzles.The present invention realizes gas-liquid separation and the dedusting function of raw coke oven gas in same device, it prevents from inhaling gas piping and changing Product recycling workshop section equipment blocking, be conducive to the work of system continuous-stable, while reducing equipment occupation space, reduce equipment cost, reduce maintenance workload.
Description
Technical field
The present invention relates to low-order coal retorting technique fields, more particularly to one kind is for tentatively locating gas retort raw coke oven gas
The gas-liquid separation of reason and dedusting integrated device and technique.
Background technology
Containing tar steam, water vapour and for the ammonium hydroxide sprayed that cool down in the raw coke oven gas generated during the dry distillation of coal, because
This, needs advanced row gas-liquid separation before Xu Hua Product recyclings workshop section after entering.
The low coal of low-order coal, that is, degree of coalification, the coal quality is low, and in China, distribution is wide, and yield is big.In low order coal mining
A large amount of fine coal can be formed in the process, the raw coke oven gas that when fine coal destructive distillation generates would generally carry a large amount of powder during discharge
Dirt is very easy to lead to inhale gas piping and change Product recycling workshop section equipment to block, and it is very unfavorable to be brought to the stability of production
It influences, and very big difficulty is brought to subsequent gas-liquid separation, reduce the quality of tar product；Traditional raw coke oven gas gas-liquid point
From and dust collecting process there are the following problems：
1) gas-liquid separation device is inhaling traveling process in gas piping without dedusting function, raw coke oven gas after traditional coal carbonization furnace
In carry a large amount of dust always, cause to inhale gas piping and expensive recovery of chemical products equipment frequently blocked, increase artificial place
The danger and cost of equipment maintenance of reason, influence steady production；
2) gas-liquid separation device is designed with coal gas dust collector using seperated after traditional coal carbonization furnace, equipment occupation space
Greatly, of high cost, maintenance workload is big.
Invention content
The present invention provides a kind of gas-liquid separation and dedusting integrated device and techniques, and raw coke oven gas is realized in same device
Gas-liquid separation and dedusting function prevent from inhaling gas piping and changing Product recycling workshop section equipment blocking, are conducive to system continuous-stable
Work, while reducing equipment occupation space, reduce equipment cost, reduce maintenance workload.
In order to achieve the above object, the present invention is realized using following technical scheme：
A kind of gas-liquid separation and dedusting integrated device, including cylinder, ammonia spray pipe, gas outlet tube, tar and ammonium hydroxide
Discharge pipe；The cylinder is made of the cylindrical drum on top and the divergent-cone wall of lower part, the top side of cylindrical drum
Gas-liquid mixture entrance is tangentially opened up, gas-liquid mixture entrance is connected with the outlet of the raw coke oven gas of gas collecting tube；Coal is set at the top of cylinder
One end of gas outlet, gas outlet tube is stretched into from cylinder top center opening in cylinder, and extends to cylindrical drum
Middle and lower part, the external gas piping of other end connection of gas outlet tube；Divergent-cone wall is tightened downwards, bottom and tar and ammonia
Water discharge pipe is connected；The top of cylinder is equipped with ammonia spray pipe, and ammonia spray pipe is equipped with multiple ammonia spray nozzles, ammonia spray nozzle
Ejection end extends downwardly into cylinder, and positioned at the top of cylindrical drum, the external ammonium hydroxide conveying of one end connection of ammonia spray pipe
Pipeline.
The ammonia spray pipe is circular ring shape, is set to the periphery of gas outlet tube, is circumferentially uniformly set on ammonia spray pipe
Set multiple ammonia spray nozzles.
It is tightly connected between the gas outlet tube and cylinder.
The gas-liquid mixture entrance is exported with the raw coke oven gas of gas collecting tube to be connected by reducer pipe and flange.
A kind of gas-liquid separation and dedusting integrated technique, pass through gas-liquid separation and dedusting integrated device is realized；It specifically includes：
1) coal charge decomposes the raw coke oven gas of generation in gas retort and enters gas collecting tube after ammonium hydroxide sprinkling cooling, in gas collecting tube
Gas-liquid mixture is through gas-liquid mixture entrance tangentially into the cylinder of gas-liquid separation and dedusting integrated device；
2) it after gas-liquid mixture enters cylinder, is twist quickly flowed downwards along cylinder inboard wall under the action of initial velocity
It is dynamic；During this period, the liquid in gas-liquid mixture is separated, and trickled downwards along cylinder inboard wall；By ammonia spray pipe
The ammonium hydroxide of conveying is sprayed by multiple ammonia spray nozzles from cylinder top down, with the gas mixing isolated in gas-liquid mixture；Gas
Dust in body, which is stained with after water mist, becomes weight, and cylinder inboard wall to flowing down in the centrifugation force effect lower edge that high-speed screw movement generates
It drops down；In cylinder, gas-liquid separation, dedusting and the process further to cool down are disposably completed to raw coke oven gas；
3) liquid isolated in cylinder includes mainly tar, water, ammonium hydroxide and dust, is arranged by tar and ammonium hydroxide discharge pipe
Go out, Song Hua Product recyclings workshop section carries out liquid phase processing；The clean coal gas isolated is drawn from top gas outlet tube, being sent to
Product recycling workshop section carries out gas phase treatment.
Compared with prior art, the beneficial effects of the invention are as follows：
1) gas-liquid separation and the dedusting function that raw coke oven gas is realized in same device prevent from inhaling gas piping and changing product returning
Section equipment of knocking off blocks, and is conducive to the work of system continuous-stable；
2) equipment occupation space is reduced, equipment cost is reduced, reduces maintenance workload.
Description of the drawings
Fig. 1 is the floor plan of a kind of gas-liquid separation of the present invention and dedusting integrated device.
Fig. 2 is the front view of a kind of gas-liquid separation of the present invention and dedusting integrated device.
Fig. 3 is the vertical view of a kind of gas-liquid separation of the present invention and dedusting integrated device.
In figure：1. gas-liquid separation and 11. cylinder of dedusting integrated device, 12. gas-liquid mixture entrance, 13. ammonia spray pipe
14. 3. gas collecting tube of 15. tar of ammonia spray nozzle and 16. gas outlet tube of ammonium hydroxide discharge pipe, 2. gas retort
Specific implementation mode
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings：
As shown in Figure 1-Figure 3, a kind of gas-liquid separation of the present invention and dedusting integrated device, including the spray of cylinder 11, ammonium hydroxide
Shower pipe 13, gas outlet tube 16, tar and ammonium hydroxide discharge pipe 15；The cylinder 11 is by the cylindrical drum on top and the circle of lower part
Conical shell forms, and the top side of cylindrical drum tangentially opens up gas-liquid mixture entrance 12, gas-liquid mixture entrance 12
It is connected with the outlet of the raw coke oven gas of gas collecting tube 3；The top of cylinder 11 sets gas outlet tube 16, and one end of gas outlet tube 16 is from cylinder 11
Top center opening stretches into cylinder 11, and extends to the middle and lower part of cylindrical drum, and the other end of gas outlet tube 16 connects
Connect external gas piping；Divergent-cone wall is tightened downwards, and bottom is connected with tar and ammonium hydroxide discharge pipe 15；The top of cylinder 11
Equipped with ammonia spray pipe 13, ammonia spray pipe 13 is equipped with multiple ammonia spray nozzles 14, and the ejection end of ammonia spray nozzle 14 extends downwardly into
In cylinder 11, and positioned at the top of cylindrical drum, the external ammonium hydroxide conveyance conduit of one end connection of ammonia spray pipe 13.
The ammonia spray pipe 13 is circular ring shape, on the periphery of gas outlet tube 16, ammonia spray pipe 13 circumferentially
It is uniformly arranged multiple ammonia spray nozzles 14.
It is tightly connected between the gas outlet tube 16 and cylinder 11.
The gas-liquid mixture entrance 2 is exported with the raw coke oven gas of gas collecting tube 3 to be connected by reducer pipe and flange.
A kind of gas-liquid separation and dedusting integrated technique, pass through gas-liquid separation and dedusting integrated device 1 is realized；It specifically includes：
1) the coal charge raw coke oven gas that decomposition generates in gas retort 2 enters gas collecting tube 3, gas collecting tube 3 after ammonium hydroxide sprinkling cooling
Interior gas-liquid mixture is through gas-liquid mixture entrance 2 tangentially into the cylinder 11 of gas-liquid separation and dedusting integrated device 1；
2) it is twist fast downwards along 11 inner wall of cylinder under the action of initial velocity after gas-liquid mixture enters cylinder 11
Speed flowing；During this period, the liquid in gas-liquid mixture is separated, and trickled downwards along 11 inner wall of cylinder；By ammonium hydroxide
The ammonium hydroxide that spray tube 13 conveys is sprayed by multiple ammonia spray nozzles 14 from cylinder 11 top down, and is isolated in gas-liquid mixture
Gas mixing；Dust in gas becomes weight after being stained with water mist, and cylinder in the centrifugation force effect lower edge that high-speed screw movement generates
Inner wall trickles downwards；In cylinder 11, gas-liquid separation, dedusting and the process further to cool down are disposably completed to raw coke oven gas；
3) liquid isolated in cylinder 11 includes mainly tar, water, ammonium hydroxide and dust, by tar and ammonium hydroxide discharge pipe
15 discharges, Song Hua Product recyclings workshop section carry out liquid phase processing；The clean coal gas isolated is drawn from top gas outlet tube 16,
Being sent to Product recycling workshop section carries out gas phase treatment.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of gas-liquid separation and dedusting integrated device, which is characterized in that including cylinder, ammonia spray pipe, gas outlet tube, coke
Oil and ammonium hydroxide discharge pipe；The cylinder is made of the cylindrical drum on top and the divergent-cone wall of lower part, cylindrical drum
Top side tangentially opens up gas-liquid mixture entrance, and gas-liquid mixture entrance is connected with the outlet of the raw coke oven gas of gas collecting tube；Cylinder
Top sets gas outlet tube, and one end of gas outlet tube is stretched into from cylinder top center opening in cylinder, and extends to cylinder
The middle and lower part of shape cylinder, the external gas piping of other end connection of gas outlet tube；Divergent-cone wall is tightened downwards, bottom with
Tar and ammonium hydroxide discharge pipe are connected；The top of cylinder is equipped with ammonia spray pipe, and ammonia spray pipe is equipped with multiple ammonia spray nozzles, ammonia
The ejection end of (operating) water nozzle extends downwardly into cylinder, and positioned at the top of cylindrical drum, and one end connection of ammonia spray pipe is external
Ammonium hydroxide conveyance conduit.
2. a kind of gas-liquid separation according to claim 1 and dedusting integrated device, which is characterized in that the ammonia spray pipe
For circular ring shape, it is set to the periphery of gas outlet tube, multiple ammonia spray nozzles are uniformly arranged in the circumferential direction on ammonia spray pipe.
3. a kind of gas-liquid separation according to claim 1 and dedusting integrated device, which is characterized in that the gas outlet tube
It is tightly connected between cylinder.
4. a kind of gas-liquid separation according to claim 1 and dedusting integrated device, which is characterized in that the gas-liquid mixture
Entrance is exported with the raw coke oven gas of gas collecting tube to be connected by reducer pipe and flange.
5. a kind of gas-liquid separation and dedusting integrated technique, which is characterized in that realized by gas-liquid separation and dedusting integrated device；Tool
Body includes：
1) coal charge decomposes the raw coke oven gas of generation in gas retort and enters gas collecting tube, the gas-liquid in gas collecting tube after ammonium hydroxide sprinkling cooling
Mixture is through gas-liquid mixture entrance tangentially into the cylinder of gas-liquid separation and dedusting integrated device；
2) after gas-liquid mixture enters cylinder, along cylinder inboard wall twist quickly flowing downwards under the action of initial velocity；
During this period, the liquid in gas-liquid mixture is separated, and trickled downwards along cylinder inboard wall；It is conveyed by ammonia spray pipe
Ammonium hydroxide by multiple ammonia spray nozzles from cylinder top down spray, with the gas mixing isolated in gas-liquid mixture；In gas
Dust be stained with after water mist and become weight, cylinder inboard wall in the centrifugation force effect lower edge that high-speed screw movement generates trickles downwards；
In cylinder, gas-liquid separation, dedusting and the process further to cool down are disposably completed to raw coke oven gas；
3) liquid isolated in cylinder includes mainly tar, water, ammonium hydroxide and dust, is discharged by tar and ammonium hydroxide discharge pipe,
Song Hua Product recyclings workshop section carries out liquid phase processing；The clean coal gas isolated is drawn from top gas outlet tube, being sent to production
Product recycle section carries out gas phase treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331417.4A CN108395911A (en) | 2018-04-13 | 2018-04-13 | A kind of gas-liquid separation and dedusting integrated device and technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331417.4A CN108395911A (en) | 2018-04-13 | 2018-04-13 | A kind of gas-liquid separation and dedusting integrated device and technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108395911A true CN108395911A (en) | 2018-08-14 |
Family
ID=63099709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810331417.4A Withdrawn CN108395911A (en) | 2018-04-13 | 2018-04-13 | A kind of gas-liquid separation and dedusting integrated device and technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108395911A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112831356A (en) * | 2020-12-30 | 2021-05-25 | 国家能源集团煤焦化有限责任公司 | Cooling washing device and coke oven integration |
-
2018
- 2018-04-13 CN CN201810331417.4A patent/CN108395911A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112831356A (en) * | 2020-12-30 | 2021-05-25 | 国家能源集团煤焦化有限责任公司 | Cooling washing device and coke oven integration |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180814 |
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| WW01 | Invention patent application withdrawn after publication |