CN107090302A - A kind of coke wet quenching high temperature steam treatment device - Google Patents
A kind of coke wet quenching high temperature steam treatment device Download PDFInfo
- Publication number
- CN107090302A CN107090302A CN201710467651.5A CN201710467651A CN107090302A CN 107090302 A CN107090302 A CN 107090302A CN 201710467651 A CN201710467651 A CN 201710467651A CN 107090302 A CN107090302 A CN 107090302A
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- CN
- China
- Prior art keywords
- coke
- steam
- wet quenching
- high temperature
- quenching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B39/00—Cooling or quenching coke
- C10B39/04—Wet quenching
- C10B39/08—Coke-quenching towers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
- B01D45/06—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by reversal of direction of flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/04—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia
- B01D45/08—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
- B01D5/0006—Coils or serpentines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Coke Industry (AREA)
Abstract
The present invention relates to a kind of coke wet quenching high temperature steam treatment device, including wet quenching tower, quenching playpipe, baffling dust arrester and air-suction cover are sequentially provided with the wet quenching tower above coke quenching tank from bottom to top；Also include steam processor, cyclone separator, blower fan and coke breeze sedimentation basin；The coke wet quenching tower top steam (vapor) outlet is sequentially connected cyclone separator, blower fan and chimney by the steam inlet by air-suction cover and high temperature steam pipeline connection steam processor, the offgas outlet of steam processor；Steam processor, cyclone separator set discharge outlet and connect coke breeze sedimentation basin by condensate liquid pipeline respectively.The present invention can carry out fully reclaiming and utilizing nearby to the heat of a large amount of high-temperature steams produced during coke wet quenching, and can realize the qualified discharge of coke wet quenching tail gas.
Description
Technical field
The present invention relates to wet quenching tower tower top in industrial waste gas purifying processing technology field, more particularly to a kind of coking industry
The heat recovery and innoxious process for treating of high-temperature steam.
Background technology
At present, wet quenching technology has been widely used in coking industry, based on application Dry Quenching Technology
Coke-oven plant, wet quenching also serves as a kind of overhaul reserve technology and used.Wet quenching have facility simple, reduced investment,
Low cost and other advantages, but during coke wet quenching, a large amount of high-temperature steams containing phenol, cyanide, sulfide and dust can be produced,
Will severe contamination environment if being directly discharged into air.What is newly promulgated《Coking chemistry emission of industrial pollutants standard》
(GB16171-2012) higher requirement is proposed to the waste gas discharge of coke-oven plant in, up to now, wet put out also is not applied to
The mature technology of burnt steam purification processing.
The content of the invention
, can be to a large amount of high temperature for being produced during coke wet quenching the invention provides a kind of coke wet quenching high temperature steam treatment device
The heat of steam fully reclaim and utilize nearby, and can realize the qualified discharge of coke wet quenching tail gas.
In order to achieve the above object, the present invention is realized using following technical scheme：
In a kind of wet quenching tower above coke wet quenching high temperature steam treatment device, including wet quenching tower, coke quenching tank from it is lower extremely
On be sequentially provided with quenching playpipe, baffling dust arrester and air-suction cover；Also include steam processor, cyclone separator, blower fan and
Coke breeze sedimentation basin；The coke wet quenching tower top steam (vapor) outlet connects the steam of steam processor by air-suction cover and high temperature steam pipeline
Entrance, the offgas outlet of steam processor is sequentially connected cyclone separator, blower fan and chimney；Steam processor, cyclone separator
Discharge outlet is set respectively, and coke breeze sedimentation basin is connected by condensate liquid pipeline.
The baffling dust arrester is by least 2 layers baffle groups into what every layer of deflection plate was arranged by yoke and by broken line type
Dedusting flase floor is constituted, and the dedusting flase floor of each layer deflection plate is staggered.
The steam processor is by housing, the coil heat exchanger being arranged in housing and the draining for being arranged at housing bottom
Mouth composition, the circulation water inlet and circulating water outlet of coil heat exchanger pass through hot duct and coke-oven plant's heating user company respectively
Connect.
The seamless steel pipe that coil pipe in the coil heat exchanger is DN15~DN200, coil pipe spacing is 20~100mm.
Electrically operated valve is set on high temperature steam pipeline before the steam processor, the electrically operated valve and cyclone separator
Drive device, the drive device of blower fan connect coke wet quenching control system respectively.
Compared with prior art, the beneficial effects of the invention are as follows：
1) a large amount of high-temperature steams produced during coke wet quenching enter steam processor, are reached by evaporation, coagulation
Fully absorb the purpose of steam thermal energy；
2) pollutant such as steam condensate (SC), dust isolated in steam processor, cyclone separator drains into coke breeze precipitation
Pond, can concentrate the wastewater containing phenol and cyanide processing workshop section processing delivered in coke-oven plant, non-pollutant discharge；
3) latent heat of a large amount of water vapours produced during coke wet quenching can be used to adopt nearby by steam processor by heat exchange
Warm up or supply other hot water user, waste-gas heat is fully used, save the energy；
4) device it is overall by automatic control system control operation and with coke wet quenching system interlink, its is simple to operate, and operation can
Lean on, investment cost is low, efficiency high.
Brief description of the drawings
Fig. 1 is a kind of structural representation of coke wet quenching high temperature steam treatment device of the present invention.
In figure：1. the high temperature steam pipeline 6. of 4. air-suction cover of wet quenching tower 2. coke quenching tank, 3. baffling dust arrester 5. steams
The whirlwind point of 9. coke breeze sedimentation basin of vapour processor 61. housing, 62. coil heat exchanger, 7. heating user, 8. condensate liquid pipeline 10.
From the chimney of 11. blower fan of device 12.
Embodiment
The embodiment to the present invention is described further below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of coke wet quenching high temperature steam treatment device of the present invention, including wet quenching tower 1, coke quenching tank 2
Quenching playpipe, baffling dust arrester 3 and air-suction cover 4 are sequentially provided with the wet quenching tower 1 of top from bottom to top；Also include steam
Processor 6, cyclone separator 10, blower fan 11 and coke breeze sedimentation basin 9；The top of wet quenching tower 1 steam (vapor) outlet passes through the He of air-suction cover 4
High temperature steam pipeline 5 connects the steam inlet of steam processor 6, and the offgas outlet of steam processor 6 is sequentially connected cyclonic separation
Device 10, blower fan 11 and chimney 12；Steam processor 6, cyclone separator 10 set discharge outlet and connect powder by condensate liquid pipeline 8 respectively
Burnt sedimentation basin 9.
The baffling dust arrester 3 is by least 2 layers baffle groups into what every layer of deflection plate was arranged by yoke and by broken line type
Dedusting flase floor is constituted, and the dedusting flase floor of each layer deflection plate is staggered.
The steam processor 6 is by housing 61, the coil heat exchanger being arranged in housing 61 62 and is arranged at housing 61
The discharge outlet composition of bottom, the circulation water inlet and circulating water outlet of coil heat exchanger 62 pass through hot duct and coke-oven plant respectively
Heating user 7 connects.
The seamless steel pipe that coil pipe in the coil heat exchanger 62 is DN15~DN200, coil pipe spacing is 20~100mm.
Electrically operated valve is set on high temperature steam pipeline 5 before the steam processor 6, the electrically operated valve and cyclone separator
10 drive device, the drive device of blower fan 11 connect coke wet quenching control system respectively.
When coke wet quenching system starts, the water vapour rich in a large amount of dust particle is produced during coke wet quenching, logical
When crossing the grid gap in baffling dust arrester 3, it is adsorbed using dust granules as the condensing droplet of kernel and passes through mechanical collision
And be deposited on grid, discharged by the steam of preliminary purification from the outlet of the overhead vapours of wet quenching tower 1 by air-suction cover 4.Baffling is removed
The coke powder particle adhered on the grid of dirt device 3, regular automatic water jetting washing.
Steam enters steam processor 6 from the top of wet quenching tower 1 by air-suction cover 4, high-temperature pipe 5, in steam processor 6
Interior, steam is condensed with the abundant contact heat-exchanging of recirculated water in coil heat exchanger 62, the discharge outlet that condensed water passes through the bottom of housing 61
Drain into coke breeze sedimentation basin 9.
Steam heat is absorbed using heating circulation water in coil heat exchanger 62, coil heat exchanger 62 is gone out by control system
Mouth heating periodical feeding temperature reaches low temperature heating supply water temperature (65 DEG C or so), the and then (coke wet quenching of supply heating user 7 nearby
Pump house or other hot water user) use, heating return water temperature is about 50 DEG C after circulation.
Tail gas after heat exchange enters cyclone separator 10 by pipeline and carries out double purification, its dust isolated, water droplet
Enter coke breeze sedimentation basin 9 Deng pollutant.Tail gas after the double purification of whirlwind processor 10, is evacuated to chimney 12 by blower fan 11 and reaches
Mark discharge.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (5)
1. in the wet quenching tower above a kind of coke wet quenching high temperature steam treatment device, including wet quenching tower, coke quenching tank from bottom to top
It is sequentially provided with quenching playpipe, baffling dust arrester and air-suction cover；Characterized in that, also including vapor absorption tower, cyclonic separation
Device, blower fan and coke breeze sedimentation basin；The coke wet quenching tower top steam (vapor) outlet is connected at steam by air-suction cover and high temperature steam pipeline
The steam inlet of device is managed, the offgas outlet of steam processor is sequentially connected cyclone separator, blower fan and chimney；Steam processor,
Cyclone separator sets discharge outlet and connects coke breeze sedimentation basin by condensate liquid pipeline respectively.
2. a kind of coke wet quenching high temperature steam treatment device according to claim 1, it is characterised in that the baffling dedusting dress
Put by least 2 layers baffle groups into the dedusting flase floor that every layer of deflection plate is arranged by yoke and by broken line type is constituted, each layer baffling
The dedusting flase floor of plate is staggered.
3. a kind of coke wet quenching high temperature steam treatment device according to claim 1, it is characterised in that the steam processor
It is made up of housing, the coil heat exchanger being arranged in housing and the discharge outlet for being arranged at housing bottom, coil heat exchanger is followed
Ring water inlet and circulating water outlet are connected by hot duct with coke-oven plant heating user respectively.
4. a kind of coke wet quenching high temperature steam treatment device according to claim 3, it is characterised in that the coil heat exchanger
In coil pipe be DN15~DN200 seamless steel pipe, coil pipe spacing be 20~100mm.
5. a kind of coke wet quenching high temperature steam treatment device according to claim 1, it is characterised in that the steam processor
Electrically operated valve is set on preceding high temperature steam pipeline, the drive device of the electrically operated valve and cyclone separator, the driving dress of blower fan
Put connection coke wet quenching control system respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710467651.5A CN107090302A (en) | 2017-06-20 | 2017-06-20 | A kind of coke wet quenching high temperature steam treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710467651.5A CN107090302A (en) | 2017-06-20 | 2017-06-20 | A kind of coke wet quenching high temperature steam treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107090302A true CN107090302A (en) | 2017-08-25 |
Family
ID=59640067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710467651.5A Pending CN107090302A (en) | 2017-06-20 | 2017-06-20 | A kind of coke wet quenching high temperature steam treatment device |
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| Country | Link |
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| CN (1) | CN107090302A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107880908A (en) * | 2017-10-10 | 2018-04-06 | 天津大学 | The coke quenching method and device of red coke in coking industry |
| CN111408191A (en) * | 2020-03-16 | 2020-07-14 | 江苏丰尚智能科技有限公司 | Dust steam settlement cleaning system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101037603A (en) * | 2007-04-20 | 2007-09-19 | 中冶焦耐工程技术有限公司 | High-effective dust-removing coke quenching tower |
| CN102585854A (en) * | 2011-12-20 | 2012-07-18 | 赛鼎工程有限公司 | Method for purifying smoke dust discharged by coke quenching tower in wet quenching process |
-
2017
- 2017-06-20 CN CN201710467651.5A patent/CN107090302A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101037603A (en) * | 2007-04-20 | 2007-09-19 | 中冶焦耐工程技术有限公司 | High-effective dust-removing coke quenching tower |
| CN102585854A (en) * | 2011-12-20 | 2012-07-18 | 赛鼎工程有限公司 | Method for purifying smoke dust discharged by coke quenching tower in wet quenching process |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107880908A (en) * | 2017-10-10 | 2018-04-06 | 天津大学 | The coke quenching method and device of red coke in coking industry |
| CN107880908B (en) * | 2017-10-10 | 2020-06-26 | 天津大学 | Coke quenching method and device for red coke in coking industry |
| CN111408191A (en) * | 2020-03-16 | 2020-07-14 | 江苏丰尚智能科技有限公司 | Dust steam settlement cleaning system |
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| PB01 | Publication | ||
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Application publication date: 20170825 |