CN203513565U - Internally heated vertical furnace using heated high temperature coal gas as heat source - Google Patents
Internally heated vertical furnace using heated high temperature coal gas as heat source Download PDFInfo
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- CN203513565U CN203513565U CN201320534076.3U CN201320534076U CN203513565U CN 203513565 U CN203513565 U CN 203513565U CN 201320534076 U CN201320534076 U CN 201320534076U CN 203513565 U CN203513565 U CN 203513565U
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- China
- Prior art keywords
- furnace
- coal gas
- gas
- coking chamber
- carbonization chamber
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- 239000003034 coal gas Substances 0.000 title claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- 239000011449 brick Substances 0.000 claims abstract description 14
- 238000004939 coking Methods 0.000 claims description 30
- 238000001816 cooling Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 abstract description 29
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 16
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 10
- 239000001257 hydrogen Substances 0.000 abstract description 9
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 8
- 239000000571 coke Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 5
- 239000005997 Calcium carbide Substances 0.000 abstract description 4
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003345 natural gas Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 238000003763 carbonization Methods 0.000 abstract 8
- 239000004744 fabric Substances 0.000 abstract 2
- 229910000640 Fe alloy Inorganic materials 0.000 abstract 1
- 230000001174 ascending effect Effects 0.000 abstract 1
- 150000002431 hydrogen Chemical class 0.000 abstract 1
- 235000000396 iron Nutrition 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 14
- 239000011280 coal tar Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 4
- 238000000197 pyrolysis Methods 0.000 description 4
- 229910001021 Ferroalloy Inorganic materials 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003077 lignite Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
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- Coke Industry (AREA)
Abstract
The utility model relates to an internally heated vertical furnace using heated high temperature coal gas as a heat source. The internally heated vertical furnace comprises carbonization chambers, cloth plates, channels for transporting hot coal gas into a furnace body, and auxiliary combustors, wherein the vertical furnace is composed of a plurality of carbonization chambers, and two sides of each carbonization chamber are provided with the channels for transporting the hot coal gas into the furnace body, and the auxiliary combustors; each carbonization chamber has the wide upper part and the narrow lower part; the middle transverse section of each carbonization chamber is a variable cross section, the upper part of each carbonization chamber is provided with the cloth plate, the top of each carbonization chamber is provided with an ascending pipe, and cooled coal gas is introduced into the bottom of the furnace body; a gas distribution brick is arranged in each carbonization chamber, the vertical furnace is built with refractory bricks, the side face of the furnace body is provided with an auxiliary burning nozzle, and the four surfaces of the furnace body are provided with furnace protection irons. The internally heated vertical furnace has the advantages that by improvement on a heating mode and a furnace body structure of the vertical furnace, the content of hydrogen and the content of methane in the coal gas are increased while high-quality iron alloy coke and calcium carbide coke are produced, the content of nitrogen is lowered, and the calorific value of the coal gas is increased. Superior raw materials for comprehensive utilization in the production of hydrogen, the production of methyl alcohol and liquefaction of natural gas and the like by coal gas is provided.
Description
Technical field
The utility model relates to upright furnace technical field, especially relates to a kind of internal thermal upright stove of making thermal source with the coal gas of high temperature after heating.
Background technology
Long-flame coal, non-caking coal and the weakly caking coal resource of abundant low ash, low-sulfur, high-volatile stored in NORTHWEST CHINA area, and this coal charge removes and can produce high-quality coke for ferroalloy, calcium carbide afocal through destructive distillation, simultaneously output coal tar and coal gas.The further deep processing of coal tar oil and gas comprehensive utilization, the clean fuel of the high added values such as coal gas is mainly used in hydrogen manufacturing, produces methyl alcohol, LNG.But internal thermal upright stove is the hot waste gas charing coal charge that adopts gas-fired to produce at present, and the caloric power of gas that charring furnace produces is low, and the content of hydrogen and methane is low, and nitrogen content is high.The cost that this has increased coal tar oil and gas following process, has restricted the further deep processing comprehensive utilization of coal tar oil and gas to a certain extent.
Summary of the invention
For overcoming the deficiencies in the prior art, the purpose of this utility model is to provide a kind of internal thermal upright stove of making thermal source with the coal gas of high temperature after heating, the content of hydrogen and methane in raising composition of coal gas, and the content of reduction nitrogen, improves caloric power of gas.
For achieving the above object, the utility model is achieved through the following technical solutions:
A kind of internal thermal upright stove of making thermal source with the coal gas of high temperature after heating, comprise that coking chamber, drapery panel, heating gas enter stove passage, auxiliary chamber, described upright furnace is comprised of porous coking chamber, in coking chamber both sides, every hole, be equipped with heating gas and enter stove passage and auxiliary chamber, every hole coking chamber is wide at the top and narrow at the bottom, and middle transverse section is variable cross-section, and coking chamber top is provided with drapery panel, coking chamber top is provided with upcast, and furnace bottom passes into cooling coal gas; In coking chamber, establish gas and distribute brick, upright furnace is built into by refractory brick, and body of heater side is provided with auxiliary burning nozzle, and body of heater surrounding is provided with furnace retaining ironware.
Compared with prior art, the beneficial effects of the utility model are:
By the improvement of upright furnace type of heating and furnace binding, when producing high-quality coke for ferroalloy, calcium carbide Jiao, improved the content of hydrogen and methane in composition of coal gas, reduce the content of nitrogen, improve caloric power of gas.For the hydrogen manufacturing of coal gas, produce the comprehensive utilizations such as methyl alcohol, LNG natural gas liquids high quality raw material be provided; The further deep processing of the coal tar of by-product and coal gas, has improved use value.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 5-upcast 6-roof material distributing plate 7-coal charge 8-coking chamber 9-auxiliary chamber 10-heating gas enters stove passage 11-gas and distributes brick 12-refractory brick 13-coke discharge box 14-auxiliary burning nozzle 15-furnace retaining ironware.
Embodiment
Below in conjunction with Figure of description, the utility model is described in detail, but should be noted that enforcement of the present utility model is not limited to following embodiment.
See Fig. 1, first, coal gas is heated to 700～800 ℃ by arrangement for gas preheating, then through piping, enter internal thermal upright stove by low-rank coal and resinous shale low-temperature pyrolysis and pyrolysis, obtain semicoke, coal tar and high heating value gas, described low-rank coal is long-flame coal, non-caking coal, weakly caking coal or brown coal.
Internal thermal upright stove is comprised of porous coking chamber 8, in coking chamber 8 both sides, every hole, be equipped with heating gas and enter stove path 10 and auxiliary chamber 9, every hole coking chamber 8 is wide at the top and narrow at the bottom, middle transverse section is variable cross-section, coking chamber 8 tops are provided with drapery panel, coking chamber 8 tops are provided with upcast 5, and furnace bottom passes into cooling coal gas; In coking chamber 8, establish gas and distribute brick 11, upright furnace is built into by refractory brick 12, and body of heater side is provided with auxiliary burning nozzle 14, and body of heater surrounding is provided with furnace retaining ironware 15.
Described heating gas enters stove passage and is connected with the high temperature heating gas after arrangement for gas preheating heating.
Embodiment:
Cooled coal gas is preheating to after 700～800 ℃, by pipeline, enters stove path 10 with the heating gas of internal thermal upright stove and be connected.
Internal thermal upright stove is comprised of porous coking chamber 8, is provided with heating gas enters stove path 10 and auxiliary chamber 9 in coking chamber 8 both sides, and every hole coking chamber 8 is wide at the top and narrow at the bottom, and middle transverse section is variable cross-section.Every 2 hole coking chambers 8 are 1 group, middle with refractory brick 12 walls, separate every upright furnace porous coking chamber 8 that can be arranged side by side.Coking chamber 8 tops are provided with drapery panel, and coking chamber 8 tops are provided with upcast 5.In coking chamber 8, be provided with gas and distribute brick 11.Body of heater side is provided with auxiliary coal gas burner, and body of heater exterior wall is provided with furnace retaining ironware 15.
The utility model cooled coal gas is through arrangement for gas preheating preheating, by the improvement of upright furnace type of heating and furnace binding, when producing high-quality coke for ferroalloy, calcium carbide Jiao, improved the content of hydrogen and methane in composition of coal gas, reduce the content of nitrogen, improve caloric power of gas.For the hydrogen manufacturing of coal gas, produce the comprehensive utilizations such as methyl alcohol, LNG natural gas liquids high quality raw material be provided; The further deep processing of the coal tar of by-product and coal gas, has improved use value.
Claims (1)
1. with the coal gas of high temperature after heating, make the internal thermal upright stove of thermal source for one kind, it is characterized in that, comprise that coking chamber, drapery panel, heating gas enter stove passage, auxiliary chamber, described upright furnace is comprised of porous coking chamber, is equipped with heating gas enters stove passage and auxiliary chamber in coking chamber both sides, every hole, and every hole coking chamber is wide at the top and narrow at the bottom, middle transverse section is variable cross-section, coking chamber top is provided with drapery panel, and coking chamber top is provided with upcast, and furnace bottom passes into cooling coal gas; In coking chamber, establish gas and distribute brick, upright furnace is built into by refractory brick, and body of heater side is provided with auxiliary burning nozzle, and body of heater surrounding is provided with furnace retaining ironware.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320534076.3U CN203513565U (en) | 2013-08-29 | 2013-08-29 | Internally heated vertical furnace using heated high temperature coal gas as heat source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320534076.3U CN203513565U (en) | 2013-08-29 | 2013-08-29 | Internally heated vertical furnace using heated high temperature coal gas as heat source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203513565U true CN203513565U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320534076.3U Expired - Lifetime CN203513565U (en) | 2013-08-29 | 2013-08-29 | Internally heated vertical furnace using heated high temperature coal gas as heat source |
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| Country | Link |
|---|---|
| CN (1) | CN203513565U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104087325A (en) * | 2014-07-24 | 2014-10-08 | 武汉贝杰润科技有限公司 | Carbonizing retort for biomass-produced carbon |
| CN105295960A (en) * | 2014-07-10 | 2016-02-03 | 王建平 | Inverted stepped carbonization furnace with wall-mounted gas coil pipe devices |
| CN105861009A (en) * | 2016-06-02 | 2016-08-17 | 华电重工股份有限公司 | Powder coal two-stage dry distillation device and dry distillation method |
| CN106433705A (en) * | 2016-11-15 | 2017-02-22 | 长安大学 | Internal heating type semi-coke furnace |
| CN113278437A (en) * | 2021-05-30 | 2021-08-20 | 洛阳瑞华新能源技术发展有限公司 | Rising temperature sudden-falling type double-pyrolysis-section internal heating type moving bed coal vertical pyrolysis furnace |
| CN113462417A (en) * | 2021-07-14 | 2021-10-01 | 洛阳瑞华新能源技术发展有限公司 | Three-way air inlet combined centrifugal compression conveying method of double-pyrolysis-section coal vertical pyrolysis furnace |
-
2013
- 2013-08-29 CN CN201320534076.3U patent/CN203513565U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105295960A (en) * | 2014-07-10 | 2016-02-03 | 王建平 | Inverted stepped carbonization furnace with wall-mounted gas coil pipe devices |
| CN105295960B (en) * | 2014-07-10 | 2019-06-18 | 江西碧林实业有限公司 | A kind of charing method of retort and the carbonization device with the retort |
| CN104087325A (en) * | 2014-07-24 | 2014-10-08 | 武汉贝杰润科技有限公司 | Carbonizing retort for biomass-produced carbon |
| CN104087325B (en) * | 2014-07-24 | 2016-09-21 | 武汉贝杰润科技有限公司 | A kind of carbonization retort for biomass charcoal making |
| CN105861009A (en) * | 2016-06-02 | 2016-08-17 | 华电重工股份有限公司 | Powder coal two-stage dry distillation device and dry distillation method |
| CN106433705A (en) * | 2016-11-15 | 2017-02-22 | 长安大学 | Internal heating type semi-coke furnace |
| CN113278437A (en) * | 2021-05-30 | 2021-08-20 | 洛阳瑞华新能源技术发展有限公司 | Rising temperature sudden-falling type double-pyrolysis-section internal heating type moving bed coal vertical pyrolysis furnace |
| CN113462417A (en) * | 2021-07-14 | 2021-10-01 | 洛阳瑞华新能源技术发展有限公司 | Three-way air inlet combined centrifugal compression conveying method of double-pyrolysis-section coal vertical pyrolysis furnace |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |