CN105806083B - Industrial waste gas CO2 is changed into CO second-time burning kiln and method - Google Patents
Industrial waste gas CO2 is changed into CO second-time burning kiln and method Download PDFInfo
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- CN105806083B CN105806083B CN201410852967.2A CN201410852967A CN105806083B CN 105806083 B CN105806083 B CN 105806083B CN 201410852967 A CN201410852967 A CN 201410852967A CN 105806083 B CN105806083 B CN 105806083B
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- gas
- drying
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- kiln
- air blower
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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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The present invention provides a kind of industrial waste gas CO2It is changed into CO second-time burning kiln and method.Wherein circulation and stress waste heat second-time burning desiccation kiln includes kiln body, it further include the first air blower, drying platform, the second air blower, there is gas passage below the drying platform, first air blower is for the gas in kiln body to be sent in gas passage, and second air blower is for collecting the gas below gas passage and gas being sent in kiln body.The waste heat of kiln body of the invention can dry drying indoor article, waste heat is recycled, has saved the energy, while air blower can collect exhaust gas and carry out second-time burning to exhaust gas, so that the energy in exhaust gas is fully utilized, while avoiding pollution environment.
Description
Technical field
The present invention relates to waste gas recovery utilization and energy conservation technical field more particularly to a kind of circulation and stress waste heat are secondary
Burning desiccation kiln and method, specially industrial waste gas CO2It is changed into CO second-time burning kiln and method.
Background technique
The exhaust gas of existing all kinds of brickkilns occupies ratio very big in industrial waste gas, and industrial waste gas refers to plant area, enterprise fuel
The various general names containing contaminant gases for being discharged into air generated in burning and production process.
Industrial waste gas has following harm: the harm of 1. pairs of human healths: people needs to breathe air to sustain life.One
Adult breathes about 2 Wan Duoci daily, sucks air up to 15~20 cubic metres.Therefore, the air being contaminated is strong to human body
Health has direct influence.Atmosphere pollution be to the harm of human body it is various, main performance is respiratory disease and physiology machine
The energy mucosal tissues such as obstacle and eye nose are stimulated and illness.2. the harm of pair plant: atmosphere pollution, especially dioxy
Changing sulphur, fluoride etc. is extremely serious to the harm of plant.When pollutant concentration is very high, acute danger can be generated to plant
Evil makes leaf surface of plant generate blemish, or directly makes leaf is withered to fall off；When pollutant concentration is not high, plant can be generated
Chronic hazard makes what hazard symptoms is not seen on plant leaf blade chlorisis or surface, but the physiological function of plant has received
It influences, causes plant products to decline, deterioration.3. the influence of pair weather and weather: atmosphere pollution is to weather and weather
Influence is very significant.
And the exhaust gas in brickkiln contains a large amount of hydrogen sulfide, hydrogen sulfide is directly discharged into atmosphere and can cause environmental pollution, together
When hydrogen sulfide be strong neurotoxin, have intense stimulus effect to mucous membrane, it is easy to cause human health problems.Kiln body simultaneously
Waste heat also directly distributed and cause the waste of the energy and the increase of environment temperature in the environment.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of circulation and stress waste heat second-time burning desiccation kiln and method,
Make the CO in flue gas2Be changed into CO to burn again, the existing brickkiln exhaust gas of solution will cause environmental pollution and influence human health with
And the problem of waste heat waste of energy.
The present invention is implemented as follows:
A kind of burning kiln, including kiln body further include the first air blower, drying platform, the second air blower, the drying platform
There is gas passage in lower section, and first air blower is for the gas in kiln body to be sent in gas passage, second air blower
For collecting the gas below gas passage and gas being sent in kiln body.
Further, the gas passage lower part has multiple openings, has gas collection chamber below the gas passage,
Second air blower is connect with gas collection chamber, and second air blower is used to the gas of gas collection chamber being sent to kiln body
It is interior.
Further, the drying platform is arranged above kiln body.
It further, further include drying room, the drying room is arranged above kiln body.
Further, there is cylindrical drying container, drying container side hollow out, the baking in the drying room
The axis of dry container is vertical with vertical line.
Further, two underrun bearings of the drying container are connect with drying room wall.
Further, the wall of the drying room is provided with feeding door at drying container bottom surface.
Further, the lane on connection ground is provided with above the kiln body.
And the present invention also provides a kind of circulation and stress waste heat second-time burning drying methods, applied to above-mentioned circulation and stress
Waste heat second-time burning desiccation kiln includes the following steps: to extract the gas of kiln body with the first air blower and is sent to gas passage, with the
The gas of gas passage is sent to kiln body by two air blowers.
The present invention has the advantage that the high-temperature gas of kiln body can be extracted conveying gas passage, high temperature by the first air blower
Gas meeting heating, drying platform, so that the drying object desiccation on drying platform, then the heavier exhaust gas of specific gravity is (main in high-temperature gas
If hydrogen sulfide) it can settle second-time burning in kiln body is sent to by the second air blower, gas discharge is avoided in kiln body to air
Pollution, also avoids the waste of gas heat in kiln body, has saved the energy, so that the energy in exhaust gas is fully utilized.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of drying room embodiment of the present invention.
Description of symbols:
1, kiln body,
10, brick,
2, the first air blower,
3, platform is dried,
30, gas passage,
301, it is open,
31, gas collection chamber,
4, the second air blower,
40, air inlet,
5, ground,
6, drying room,
60, drying container,
61, feeding door,
7, lane.
Specific embodiment
In order to describe the technical content, the structural feature, the achieved object and the effect of this invention in detail, below in conjunction with embodiment
And attached drawing is cooperated to be explained in detail.
Fig. 1 and Fig. 2 is please referred to, the present invention provides a kind of circulation and stress waste heat second-time burning desiccation kiln, including kiln body 1,
Kiln body 1 can be used for sintered clay, such as brick 10 or ceramics, and the temperature of kiln body 1 is relatively high, then 1 internal-combustion of kiln body
In can generate high-temperature gas, and due to relative closure in kiln body 1, will do it imperfect combustion in kiln body 1, so that in kiln body 1
It include a large amount of imflammable gas (such as hydrogen sulfide, carbon monoxide).It further include the first air blower 2, drying platform 3, second
Air blower 4, drying has gas passage 30 below platform 3, and the first air blower 2 is used to the gas in kiln body 1 being sent to gas passage
In 30, the second air blower 4 is used to collect the gas of 30 lower section of gas passage and gas is sent in kiln body 1.The present invention is using
When, the high-temperature gas of kiln body 1 is extracted into gas passage 30 by the first air blower 2, the drying platform on meeting heat gas channel 30
3, drying platform 3 can be used to dry brick or wet soil.Most imflammable gas can be deposited on 30 lower part of gas passage,
The imflammable gas of deposition can be sent to inside kiln body 1 with the second air blower 4 at this time and carry out second-time burning, recycled in gas
Energy in turn avoids pollution of the imflammable gas to atmosphere.And there are also a large amount of aqueous vapors can be put down by drying in gas in kiln body 1
3 edge of platform is discharged in atmosphere.Specifically when implementing, stainless steel realization is can be used in drying platform 3, and stainless steel is thermally conductive fast and will not give birth to
Rust is extended in drying 3 service life of platform.Drying platform 3 is preferably a plane, can preferably place object to be dried
Product.
In the present invention, the second air blower 2 can be directly connected to the pumping that gas is carried out below gas passage 30 by pipeline
It takes.In order to more broadly, comprehensively carry out the extraction of 30 underlying gas of gas passage, in certain embodiments, gas is logical
30 lower part of road has multiple openings 301 (i.e. more than two openings 301), has gas collection chamber 31 below gas passage 30,
Gas collection chamber 31 is arranged in below multiple openings 301 and for collecting the gas deposited from opening 301.Second air blower
4 air inlet 40 is connect with gas collection chamber 31, and the second air blower 4 is for the gas of gas collection chamber 31 to be sent in kiln body 1.
Gas collection chamber 31 can more fully collect the imflammable gas of 30 lower section of gas passage, be then sent to by the second air blower 2
Second-time burning is carried out in kiln body 1.Methanol or methane can be added in kiln body 1, so that CO2CO is generated after reaction, again in kiln
1 internal-combustion of body reaches recycling CO2Purpose.
Drying platform 3 can be set on ground 5, can reduce the cost of construction.In certain embodiments, in order to less
To appropriation of land, dries platform 3 and be arranged above kiln body 1.Transmission belt can be used wet soil or brick to be dried at this time
Block is transmitted on drying platform 3 from ground 5.
It further include drying room 6 in certain embodiments, the setting of drying room 6 exists to preferably utilize the temperature of kiln body 1
1 top of kiln body.Drying room 6 can be used for drying brick, naturally it is also possible to dry other objects.In the use of the present invention, can be with
Directly brick to be dried is placed on inside drying room 6, since drying room 6 is placed on 1 top of kiln body, then drying room 6 can be straight
The waste heat for absorbing kiln body 1 is connect, can be used to dry brick.It is made when it is implemented, thermal insulation material can be used in the wall of drying room 6,
Drying room 6 is preferably made closed simultaneously, avoids the loss of heat.
Specific location of the brick to be dried in drying room 6 is not limited in above-described embodiment, in certain embodiments may be used
To place a desk in drying room 6, then brick to be dried is placed on desk and is dried.In certain preferred embodiments, drying
There is cylindrical drying container 60 in room 6,60 side hollow out of drying container, the axis of drying container 60 is vertical with vertical line,
I.e. 60 side horizontal of drying container is placed.Then brick to be dried can be placed on inside drying container 60, simultaneously because drying
60 side hollow out of container, can make hot gas enter inside drying container 60 from all directions and be dried, simultaneously because
The curved side of drying container 60, then adjacent brick can not extremely be bonded and have the gap, and can make each face of brick and heat
Gas comes into full contact with, and accelerates the efficiency of drying.
The realization of the drying container 60 of hollow out has a variety of implementations, iron sheet is such as rolled into cylinder and in flank hole
, in certain embodiments, as shown in Fig. 2, a cylindrical iron cage can be welded into reinforcing bar.Reinforcing bar should have appropriate
Spacing, but the spacing of reinforcing bar should not exceed the size of brick (object i.e. to be dried).
Above-described embodiment does not limit the specific connection relationship of drying container 60 Yu drying room 6, and drying container 60 can be simple
Be placed on 6 bottom surface of drying room or be fixed on the wall of drying room 6, in preferred embodiment drying container 60 be can be around axis
Line rotation, specifically, two underrun bearings of drying container 60 are connect with 60 wall of drying room.The effect of bearing is exactly
For rotating two objects relative to connection, how bearing is set by drying container 60 rotatably in ability
Field technique personnel are there are many means are implemented, and this will not be repeated here by the present invention, and in certain embodiments, bearing, which is separately positioned on drying, to be held
At the axis of about 60 outer side bottom surface of device.By the rotation of drying container 60, the upper and lower surface of brick to be dried can be made to obtain
To more balanced drying.It in certain embodiments, also include motor, motor is connect with drying container 60, and motor is for driving
Drying container 60 rotates.
How drying container 60 is arranged to be put into brick to be dried, and there are many embodiments for this, such as in side
Doing a door or doing a door in upper bottom surface can realize.Of course for facilitating personnel to pass in and out, drying room 6 may also set up
Door.In some embodiments, it can be provided with feeding door 61 at 60 bottom surface of drying container in the wall of drying room 6, such as Fig. 2 institute
Show.Here the bottom surface of drying container 60 is not defined, can choose any one bottom surface or two of drying container 60
A bottom surface can be provided with feeding door 61.After feeding door 61 is arranged, brick to be dried directly can be put into baking from feeding door 61
Inside dry container 60, of course for the loss for avoiding hot gas in drying room 6, in order to enable brick to be dried can be put into, open side
Bottom surface do not close.
Due to drying room 6 be arranged it is relatively high, brick to be dried fetch be not it is very convenient, in some embodiments
In, the lane 7 on connection ground 5 is provided with above kiln body 1.Directly the vehicle for being loaded with brick to be dried can be sent to by lane 7
At drying room 6, so as to which easily brick to be dried is put into container 60 to be dried.
And the present invention also provides a kind of circulation and stress waste heat second-time burning drying methods, applied to above-mentioned circulation and stress
Waste heat second-time burning desiccation kiln includes the following steps: to extract the gas of kiln body with the first air blower and is sent to gas passage, with the
The gas of gas passage is sent to kiln body by two air blowers.Then the gas of kiln body 1 is again introduced into kiln body after entering gas passage
Second-time burning avoids the waste and environmental pollution of waste gas energy.
The above description is only an embodiment of the present invention, is not intended to limit scope of patent protection of the invention, all utilizations
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (7)
1. a kind of industrial waste gas CO2It is changed into the second-time burning kiln of CO, including kiln body, it is characterised in that: further include the first air blast
Machine, drying platform, the second air blower, the kiln body is brickkiln, and the drying platform is arranged above kiln body, the drying platform
There is gas passage in lower section, and the gas passage lower part has multiple openings, has gas collection chamber, institute below the gas passage
The first air blower is stated for the gas in kiln body to be sent in gas passage, second air blower is connect with gas collection chamber,
Second air blower is for the gas of gas collection chamber to be sent in kiln body.
2. industrial waste gas CO according to claim 12It is changed into the second-time burning kiln of CO, it is characterised in that: further include drying
Room, the drying room are arranged above kiln body.
3. industrial waste gas CO according to claim 22It is changed into the second-time burning kiln of CO, it is characterised in that: the drying room
The interior drying container with cylinder, drying container side hollow out, the axis of the drying container are vertical with vertical line.
4. industrial waste gas CO according to claim 22It is changed into the second-time burning kiln of CO, it is characterised in that: the drying is held
Two underrun bearings of device are connect with drying room wall.
5. industrial waste gas CO according to claim 22It is changed into the second-time burning kiln of CO, it is characterised in that: the drying room
Wall be provided with feeding door at drying container bottom surface.
6. industrial waste gas CO according to claim 22It is changed into the second-time burning kiln of CO, it is characterised in that: in the kiln body
Side is provided with the lane on connection ground.
7. a kind of industrial waste gas CO2It is changed into the secondary burning method of CO, the Industry Waste applied to any one of such as claims 1 to 6
Gas CO2It is changed into the second-time burning kiln of CO, characterized by the following steps: the gas of kiln body is extracted with the first air blower
And it is sent to gas passage, the gas of gas passage is sent to kiln body with the second air blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410852967.2A CN105806083B (en) | 2014-12-31 | 2014-12-31 | Industrial waste gas CO2 is changed into CO second-time burning kiln and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410852967.2A CN105806083B (en) | 2014-12-31 | 2014-12-31 | Industrial waste gas CO2 is changed into CO second-time burning kiln and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105806083A CN105806083A (en) | 2016-07-27 |
| CN105806083B true CN105806083B (en) | 2019-07-09 |
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ID=56420961
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410852967.2A Active CN105806083B (en) | 2014-12-31 | 2014-12-31 | Industrial waste gas CO2 is changed into CO second-time burning kiln and method |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2036285A5 (en) * | 1969-03-10 | 1970-12-24 | Taillemite Roger | Porcelain kiln with paired biscuit chambers |
| DE10023702A1 (en) * | 2000-05-16 | 2001-11-22 | Forsch Anorganische Werkstoffe | Furnace for firing ceramics has a connection provided between the combustion chamber and a further chamber containing fluorine-absorbing material to directly introduce furnace gases |
| CN101130487B (en) * | 2006-08-23 | 2010-06-30 | 中国科学院工程热物理研究所 | Method for landfill of gas fluidification dimethyl ether fuel by garbage |
| DE102009018691A1 (en) * | 2009-04-23 | 2010-10-28 | Ziegelwerk Bellenberg Wiest Gmbh & Co. Kg | Fuel mixture, useful for the manufacture of bricks, tiles or other ceramic products in kilns, comprises a solid fuel, which is mixed with a heat-curable additive |
| CN101898087A (en) * | 2010-07-09 | 2010-12-01 | 北京大学 | Method and device for converting and absorbing carbon dioxide and comprehensively utilizing waste heat of steel slag |
| WO2012124761A1 (en) * | 2011-03-17 | 2012-09-20 | 日本碍子株式会社 | Shuttle kiln for sintering ceramic porous body |
| EP2674394B1 (en) * | 2012-06-12 | 2016-03-16 | Air Products And Chemicals, Inc. | Hydrogen production with co2 capture |
| CN103512356B (en) * | 2012-06-28 | 2016-09-14 | 邹思怿 | A kind of energy-conservation car-bottom kiln and residual-heat utilization method |
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2014
- 2014-12-31 CN CN201410852967.2A patent/CN105806083B/en active Active
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| CN105806083A (en) | 2016-07-27 |
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