CN108441233A - A kind of device of raw coke oven gas condensation by contact recycling coal tar - Google Patents
A kind of device of raw coke oven gas condensation by contact recycling coal tar Download PDFInfo
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- CN108441233A CN108441233A CN201810387839.3A CN201810387839A CN108441233A CN 108441233 A CN108441233 A CN 108441233A CN 201810387839 A CN201810387839 A CN 201810387839A CN 108441233 A CN108441233 A CN 108441233A
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- Prior art keywords
- coke oven
- raw coke
- oven gas
- coal tar
- venturi tube
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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
- C10B27/00—Arrangements for withdrawal of the distillation gases
-
- 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
- C10K1/101—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids with water only
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Industrial Gases (AREA)
Abstract
The invention discloses the devices that a kind of raw coke oven gas condensation by contact recycles coal tar, belong to the technical field of coal chemical industry.Including raw coke oven gas pipe, vertically arranged Venturi tube, water tank, oil water separator and filler pipe.Raw coke oven gas is conveyed into Venturi tube by raw coke oven gas pipe, the dirty water column formed with spray thrower gives birth to condensation by contact in the strong hybrid concurrency of contraction section and larynx section of Venturi tube, raw coke oven gas after removal coal tar passes through exhaust emission tube output device, remaining oil water mixture flows into water tank by the drainpipe of bottom, then enters oil water separator using leak oil line；After oil water separator detaches, coal tar is sent into spray thrower through water pump by upper hose and is recycled by oil pipe output device, water.The device obtains structure optimization best condensation efficiency using Venturi tube, realizes the high efficiente callback of coal tar, reduces and largely uses water.Whole device is compact-sized, occupies little space, is at low cost, has the characteristics that efficient, energy-saving and environmental protection.
Description
Technical field
The invention belongs to the technical fields of coal chemical industry, and in particular to a kind of dress of raw coke oven gas condensation by contact recycling coal tar
It sets.
Background technology
Yulin god mansion is the maximum semi-coke production base in China, and venturi tower is raw coke oven gas condensing recovery coal tar
Capital equipment, coal tar oil vapour condensation rate is only 60~80%, needs to increase the remaining coal tar oil vapour of rotating stream tray scrubber recycling, cause
Equipment cost increases.In venturi tower there are a large amount of on-condensible gases be steam condensation rate decline the main reason for one of, it was reported that
1% mass content on-condensible gas can make condensation heat transfer coefficient decline 20%~60% in condensation.It is necessary to utilize Venturi effect
So that on-condensible gas is generated strong convection, the condensation by contact rate of coal tar oil vapour is improved to induce liquid-vaqor interface fluctuation.However, existing
There is technology less consideration this point.In addition, the shower water for condensing recovery coal tar oil vapour is hardly recycled, once
Property just thrown aside in pond after use, cause ambient enviroment there are peculiar smell, cooling water largely wastes, energy consumption increase and environment quilt
Serious pollution.
Invention content
It is low in order to effectively solve big current venturi tower condensing recovery coal tar water consumption, pollution environment, condensation efficiency
Problem, the present invention provide a kind of device of raw coke oven gas condensation by contact recycling coal tar.
The present invention is to be achieved through the following technical solutions：
A kind of device of raw coke oven gas condensation by contact recycling coal tar disclosed by the invention, including it is raw coke oven gas pipe, vertically arranged
Venturi tube, water tank, oil water separator and filler pipe；
The top of Venturi tube is connected with raw coke oven gas pipe, and spray thrower, spray thrower are equipped in the top of Venturi tube contraction section
One end be connected with filler pipe；Venturi tube diffuser bottom is connected by drainpipe with water tank, and water tank passes through leak oil line
It is connected with oil water separator, the oil outlet of oil water separator is connected with oil pipe, and water outlet is connected with one end of upper hose, upper hose
The other end be connected with spray thrower, upper hose be equipped with water pump；It further include the exhaust emission tube being arranged in Venturi tube.
Preferably, the ratio of contraction section inlet diameter and larynx section diameter is 0.3~0.5.
Preferably, it is additionally provided with gas mixed box between raw coke oven gas pipe and Venturi tube, and several holes are evenly equipped in gas mixed box bottom
Gap, raw coke oven gas enter through hole in Venturi tube.It is further preferred that the pore diameter of gas mixed box bottom is 2~3mm, hole
Spacing be 3~4mm.
Preferably, raw coke oven gas pipe is equipped with thermometer I, flowmeter I, pressure gauge and intake valve；Upper hose is equipped with cut-off
Valve I, flowmeter II and thermometer II；Filler pipe is equipped with shut-off valve II；Exhaust emission tube is equipped with air bleeding valve.
Preferably, oil pipe end is equipped with fuel tank.
Preferably, drainpipe is equipped with ball valve.
Preferably, spray thrower is apart from 10~15cm at the top of Venturi tube.
Preferably, filter and shut-off valve II are equipped in the upper of filler pipe.
Compared with prior art, beneficial technique effect of the invention is：
The device of raw coke oven gas condensation by contact recycling coal tar disclosed by the invention, raw coke oven gas are conveyed into text by raw coke oven gas pipe
Venturi, meanwhile, flow is passed through the spray thrower at the top of Venturi tube by filler pipe, forms the water column that flows down and flows into literary mound
In manage, raw coke oven gas and dirty water column give birth to condensation by contact in the strong hybrid concurrency of contraction section and larynx section of Venturi tube, remove coal tar
For raw coke oven gas after oil by exhaust emission tube output device, remaining oil water mixture flows into water storage by the drainpipe of bottom
Then case enters oil water separator using leak oil line；After oil water separator detaches, coal tar by oil pipe output device,
Water is sent into spray thrower through water pump by upper hose and is recycled.The device obtains most preferably structure optimization using Venturi tube
Condensation efficiency realizes the high efficiente callback of coal tar, reduces and largely uses water.Whole device is compact-sized, occupy little space, at
This is low, has the characteristics that efficient, energy-saving and environmental protection.
Further, the contraction section inlet diameter of Venturi tube and the ratio of larynx section diameter are 0.3~0.5, can be made not
Solidifying gas generates strong convection, induces liquid-vaqor interface fluctuation, effectively improves the condensation by contact rate of coal tar oil vapour.
Further, raw coke oven gas pipe is equipped with thermometer I, flowmeter I, pressure gauge and intake valve；Upper hose, which is equipped with, to be cut
Only valve I, flowmeter II and thermometer II；Filler pipe is equipped with shut-off valve II；It can be adjusted according to actual conditions and enter venturi
The raw coke oven gas and water of pipe, the reaction efficiency being optimal.Exhaust emission tube is equipped with air bleeding valve, can be according in Venturi tube
Reaction rate adjusts the output speed of raw coke oven gas.
Further, drainpipe is equipped with ball valve, can be kept by adjusting the water oil mixture for making to export from Venturi tube
Suitable flow velocity, avoids entrained air bubbles.
Further, it is equipped with gas mixed box between raw coke oven gas pipe and Venturi tube, the raw coke oven gas of input is made to disappear in gas mixed box
Except temperature deviation and pressure divergence, then by the uniformly distributed several holes in gas mixed box bottom, evenly into Venturi tube.
Further, at the top of spray thrower and Venturi tube there are distance, spray thrower apart from 10~15cm at the top of Venturi tube,
The main positions that raw coke oven gas is reacted with water can be placed on to the contraction section and larynx section of Venturi tube, improve the efficiency of condensation by contact.
Further, it is additionally provided with filter on filler pipe, the impurity in water removal can be removed, improve valve, water pump etc. in device
The service life of component.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention：
In figure：1 is raw coke oven gas pipe；2 be thermometer I；3 be flowmeter I；4 be pressure gauge；5 be intake valve；6 be gas mixed box；
7 be Venturi tube；8 be shut-off valve I；9 be upper hose；10 be water pump；11 be flowmeter II；12 be thermometer II；13 be fuel tank；
14 be oil pipe；15 be oil water separator；16 be shut-off valve II；17 be water tank；18 be drainpipe；19 be ball valve；20 be spray
Device；21 be filler pipe；22 be exhaust emission tube.
Specific implementation mode
Referring to Fig. 1, the device of coal tar, raw coke oven gas pipe 1 and Venturi tube 7 are recycled for the raw coke oven gas condensation by contact of the present invention
Top is connected, and is equipped with gas mixed box 6 between the two, 6 bottom of gas mixed box is evenly equipped with several holes；Raw coke oven gas pipe 1 is equipped with thermometer I
2, flowmeter I 3, pressure gauge 4 and intake valve 5；Spray thrower 20 is mounted on 7 contraction section over top of Venturi tube, and is stayed with top
There are distance, about 10~15cm；One end of spray thrower 20 connects filler pipe 21, and the other end connects upper hose 9, set on upper hose 9
There are water pump 10, shut-off valve I 8, flowmeter II 11 and thermometer II 12, filler pipe 21 to be equipped with filter and shut-off valve II
16；7 bottom of Venturi tube is connected by drainpipe 18 with water tank 17, and water tank 17 passes through leak oil line and 15 phase of oil water separator
Even, drainpipe 18 is equipped with ball valve 19, and 15 water outlet of oil water separator connects upper hose 9,15 oil outlet of oil water separator and oil
Pipe 14 is connected, and 14 end of oil pipe is connected with fuel tank 13；Exhaust emission tube 22 is set in Venturi tube 7, is set on exhaust emission tube 22
There is air bleeding valve.The ratio of 7 contraction section inlet diameter of Venturi tube and larynx section diameter is 0.3~0.5.
The device of the raw coke oven gas condensation by contact recycling coal tar of the present invention, at work：
Raw coke oven gas from semi-coke pyrolysis oven is admitted in raw coke oven gas pipe 1, and thermometer I2, flow are flowed through along raw coke oven gas pipe 1
I 3, pressure gauge 4 and intake valve 5 are counted, is finally fed in gas mixed box 6.By adjusting intake valve 5, it is adjusted and is sent into gas mixed box
The amount of raw coke oven gas in 6, raw coke oven gas air inflow are determined by venturi tube structure parameter and water spray.Raw coke oven gas is in gas mixed box
Be eliminated temperature deviation and pressure divergence in 6, be sent in Venturi tube 7 from multiple holes of 6 bottom of gas mixed box, hole it is straight
Diameter is set as 2~3mm, and hole spacing is set as 3~4mm.Tap water may be selected in shower water, into device before first pass through filter filtering
Fall impurity, the service life of valve in device, water pump can be improved；Shower water flows through shut-off valve II 16 from filler pipe 21 and is sent to
In spray thrower 20, flowing out to form dirty water column from hole, the coal tar oil vapour in raw coke oven gas is in contact condensation with dirty water column,
And strong mixing occurs in the contraction section of Venturi tube and larynx section, condensation efficiency improves.The shrinkage ratio of Venturi tube 7 is to influence to connect
The key factor for touching condensation efficiency, when the ratio of contraction section inlet diameter and larynx section diameter is 0.3~0.5, condensation efficiency is most
It is high.The mixture of condensed water and coal tar is flowed into from drainpipe 18 in water tank 17, adjusts the ball valve 19 on drainpipe 18, can
Suitable water speed is kept, entrained air bubbles are avoided.Condensed raw coke oven gas is discharged from the exhaust emission tube 22 of 7 bottom of Venturi tube and fills
It sets, can be transported in power plant and be utilized.Oil water mixture in water tank 17 is flowed into oil water separator along leak oil line
In 15, coal tar is detached and is sent in fuel tank 13 by oil pipe 14.The water isolated then flows into upper hose 9, through thermometer
After II 12, flowmeter II 11, water pump 10 and shut-off valve 8, it is sent back in spray thrower 20 and is continuing with, thus move in circles,
Play water-saving purpose.
Claims (9)
1. a kind of device of raw coke oven gas condensation by contact recycling coal tar, which is characterized in that including raw coke oven gas pipe (1), vertically arranged
Venturi tube (7), water tank (17), oil water separator (15) and filler pipe (21)；
The top of Venturi tube (7) is connected with raw coke oven gas pipe (1), and spray thrower is equipped in the top of Venturi tube (7) contraction section
(20), one end of spray thrower (20) is connected with filler pipe (21)；Venturi tube (7) diffuser bottom passes through drainpipe (18) and storage
Water tank (17) is connected, and water tank (17) is connected by leak oil line with oil water separator (15), the oil outlet of oil water separator (15)
It is connected with oil pipe (14), water outlet is connected with the one end of upper hose (9), and the other end of upper hose (9) is connected with spray thrower (20),
Upper hose (9) is equipped with water pump (10)；It further include the exhaust emission tube (22) being arranged in Venturi tube (7).
2. the device of raw coke oven gas condensation by contact recycling coal tar according to claim 1, which is characterized in that Venturi tube
(7) ratio of contraction section inlet diameter and larynx section diameter is 0.3~0.5.
3. the device of raw coke oven gas condensation by contact recycling coal tar according to claim 1, which is characterized in that raw coke oven gas pipe
(1) it is additionally provided with gas mixed box (6) between Venturi tube (7), and several holes, raw coke oven gas warp are evenly equipped in gas mixed box (6) bottom
Hole enters in Venturi tube (7).
4. the device of raw coke oven gas condensation by contact recycling coal tar according to claim 3, which is characterized in that gas mixed box (6)
The pore diameter of bottom is 2~3mm, and the spacing of hole is 3~4mm.
5. the device of the raw coke oven gas condensation by contact recycling coal tar according to any one of Claims 1 to 4, feature exist
In equipped with thermometer I (2), flowmeter I (3), pressure gauge (4) and intake valve (5) on raw coke oven gas pipe (1)；On upper hose (9)
Equipped with shut-off valve I (8), flowmeter II (11) and thermometer II (12)；Air bleeding valve is equipped on exhaust emission tube (22).
6. the device of the raw coke oven gas condensation by contact recycling coal tar according to any one of Claims 1 to 4, feature exist
In oil pipe (14) end is connected with fuel tank (13).
7. the device of the raw coke oven gas condensation by contact recycling coal tar according to any one of Claims 1 to 4, feature exist
In drainpipe (18) is equipped with ball valve (19).
8. device its feature of the raw coke oven gas condensation by contact recycling coal tar according to any one of Claims 1 to 4 exists
In spray thrower (20) is apart from 10~15cm at the top of Venturi tube (7).
9. the device of the raw coke oven gas condensation by contact recycling coal tar according to any one of Claims 1 to 4, feature exist
In upper in filler pipe (21) is equipped with filter and shut-off valve II (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387839.3A CN108441233A (en) | 2018-04-26 | 2018-04-26 | A kind of device of raw coke oven gas condensation by contact recycling coal tar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387839.3A CN108441233A (en) | 2018-04-26 | 2018-04-26 | A kind of device of raw coke oven gas condensation by contact recycling coal tar |
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| Publication Number | Publication Date |
|---|---|
| CN108441233A true CN108441233A (en) | 2018-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810387839.3A Pending CN108441233A (en) | 2018-04-26 | 2018-04-26 | A kind of device of raw coke oven gas condensation by contact recycling coal tar |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110013739A (en) * | 2019-05-15 | 2019-07-16 | 武汉理工大学 | A kind of spray column spray liquid circulating device |
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|---|---|---|---|---|
| US5151112A (en) * | 1990-07-24 | 1992-09-29 | Pike Daniel E | Pressure generator/gas scrubber |
| CN105148726A (en) * | 2015-07-17 | 2015-12-16 | 中国重型机械研究院股份公司 | Gas flow uniform-distributing device for selective catalytic reduction (SCR) denitration |
| CN107362637A (en) * | 2016-05-11 | 2017-11-21 | 成都兴宇精密铸造有限公司 | Cavityless casting flue gas processing device |
| CN206709639U (en) * | 2017-01-18 | 2017-12-05 | 榆林学院 | A kind of device for strengthening steam condensation using hot capillary effect |
| CN206902084U (en) * | 2017-03-01 | 2018-01-19 | 榆林学院 | A kind of experimental provision for inducing the high Buddhist nun of horse traction and condensing |
| CN207169335U (en) * | 2017-07-31 | 2018-04-03 | 陕西北元化工集团股份有限公司 | A kind of tail gas washing tower |
| CN208995432U (en) * | 2018-04-26 | 2019-06-18 | 张俊霞 | A kind of device using raw coke oven gas recycling coal tar |
-
2018
- 2018-04-26 CN CN201810387839.3A patent/CN108441233A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5151112A (en) * | 1990-07-24 | 1992-09-29 | Pike Daniel E | Pressure generator/gas scrubber |
| CN105148726A (en) * | 2015-07-17 | 2015-12-16 | 中国重型机械研究院股份公司 | Gas flow uniform-distributing device for selective catalytic reduction (SCR) denitration |
| CN107362637A (en) * | 2016-05-11 | 2017-11-21 | 成都兴宇精密铸造有限公司 | Cavityless casting flue gas processing device |
| CN206709639U (en) * | 2017-01-18 | 2017-12-05 | 榆林学院 | A kind of device for strengthening steam condensation using hot capillary effect |
| CN206902084U (en) * | 2017-03-01 | 2018-01-19 | 榆林学院 | A kind of experimental provision for inducing the high Buddhist nun of horse traction and condensing |
| CN207169335U (en) * | 2017-07-31 | 2018-04-03 | 陕西北元化工集团股份有限公司 | A kind of tail gas washing tower |
| CN208995432U (en) * | 2018-04-26 | 2019-06-18 | 张俊霞 | A kind of device using raw coke oven gas recycling coal tar |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110013739A (en) * | 2019-05-15 | 2019-07-16 | 武汉理工大学 | A kind of spray column spray liquid circulating device |
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