CN108431500B - Regenerative burner device - Google Patents
Regenerative burner device Download PDFInfo
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- CN108431500B CN108431500B CN201680076607.5A CN201680076607A CN108431500B CN 108431500 B CN108431500 B CN 108431500B CN 201680076607 A CN201680076607 A CN 201680076607A CN 108431500 B CN108431500 B CN 108431500B
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- waste gas
- nitrogen
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- storage unit
- treatment portion
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L15/00—Heating of air supplied for combustion
- F23L15/02—Arrangements of regenerators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L7/00—Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L2900/00—Special arrangements for supplying or treating air or oxidant for combustion; Injecting inert gas, water or steam into the combustion chamber
- F23L2900/07001—Injecting synthetic air, i.e. a combustion supporting mixture made of pure oxygen and an inert gas, e.g. nitrogen or recycled fumes
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/32—Direct CO2 mitigation
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Supply (AREA)
Abstract
In the regenerative burner device for being arranged in pairs heat accumulating burner, the nitrogen treatment portion for containing the nitrogen adsorption material adsorbed to the nitrogen in the combustion air guided from air feed path to heat storage unit is set, make nitrogen adsorption material of the nitrogen adsorption in the nitrogen treatment portion in combustion air, and in the case where making burning waste gas by heat storage unit to exhausting waste gas Route guiding, it is detached from the nitrogen for being adsorbed in the nitrogen adsorption material for being housed in nitrogen treatment portion, passes through exhausting waste gas path together with burning waste gas and is discharged.
Description
Technical field
The present invention relates to a kind of regenerative burner devices, have been arranged in pairs heat accumulating burner, fire in the heat accumulating type
It burns in device, makes from air feed path by the combustion air that contains the heat storage unit of heat-storing material and be guided and from combustion
The fuel of material supply unit supply burns in furnace, and makes the burning waste gas in furnace by containing the heat storage unit of heat-storing material simultaneously
To exhausting waste gas Route guiding to be discharged.Especially, in above-mentioned regenerative burner device, which is characterized in that can be using simply
Equipment high efficiency carry out operations described below: make the nitrogen adsorption in combustion air in the nitrogen adsorption for being housed in nitrogen treatment portion
Material to improve the oxygen concentration in combustion air, burns, and make to be adsorbed at high temperature so that nitrogen reduction
The nitrogen of above-mentioned nitrogen adsorption material is detached from.
Background technique
In the past, in heating furnace etc., in order to efficiently be burnt using the heat of burning waste gas, using following such
Regenerative burner device has been arranged in pairs heat accumulating burner, which makes the burning burnt in furnace
The heat of exhaust gas is stored in the heat-storing material for being housed in heat storage unit, by combustion air from air feed path to above-mentioned heat storage unit
Guidance, heats combustion air using the heat for being stored in above-mentioned heat-storing material, makes the above-mentioned combustion air being heated in this way
It burns in furnace with the fuel supplied from fuel supplying part, and by the burning waste gas in furnace to the heat storage unit for containing heat-storing material
Guidance, after so that the heat of burning waste gas is stored in the heat-storing material for being housed in heat storage unit, to exhausting waste gas Route guiding and is discharged.
In addition, in recent years, in order to reduce noble gas component contained in burning waste gas and to carry out the thermal efficiency high
Burning, as shown in Patent Document 1, proposition use the oxygen enrichment air for improving oxygen concentration to pass through as from air feed path
The combustion air for containing the heat storage unit of heat-storing material and supplying.
Here, improving the oxygen enrichment air of oxygen concentration in order to obtain in above patent document 1, proposing use
A kind of rotary oxygen enrichment air manufacturing device, comprising: the cylindrical pressure vessel that can be rotated centered on axle center;It is configured at above-mentioned circle
The nitrogen adsorption adsorbent of drum-type container;A pair of of moisture absorption adsorbent, above-mentioned moisture absorption adsorbent is by above-mentioned nitrogen
Aspiration is clamped with adsorbent and is oppositely disposed in above-mentioned cylindrical pressure vessel;Air supply line, above-mentioned air supply line are used
In supply respectively from the direction relative to above-mentioned cylindrical pressure vessel opposite side, moisture absorption adsorbent is passed sequentially through, nitrogen is inhaled
The air of receipts adsorbent, moisture absorption absorbent;And air discharge path, above-mentioned air discharge path for receive by
Air that above-mentioned air supply line supplies, by above-mentioned cylindrical pressure vessel.
Moreover, in above patent document 1, by combustion air from the first air supply line to revolvable cylinder type
Unilateral part in container guides, and makes the nitrogen adsorption in combustion air in nitrogen adsorption adsorbent, proposes oxygen concentration
High oxygen enrichment air is discharged from the first air discharge duct with for burning, and by air from the second air supply line
Opposite side into revolvable cylindrical pressure vessel, which separates, to be led, and the nitrogen for being adsorbed in nitrogen adsorption adsorbent is made to be detached from nitrogen
Absorption adsorbent rotates above-mentioned cylindrical pressure vessel, makes to fire to be discharged together with above-mentioned air from the second air discharge duct
Nitrogen adsorption in burning air is detached from the nitrogen for being adsorbed in nitrogen adsorption adsorbent in nitrogen adsorption absorbent.
But rotary oxygen enrichment air manufacturing device as described above is individually being set to each heat accumulating burner
In the case of, cost can be made to become very expensive and can also make device enlarged, in addition, as described above, needing to make cylindrical pressure vessel
It is suitably rotated in suitable period, so that the nitrogen adsorption in combustion air in nitrogen adsorption adsorbent, makes to inhale
The nitrogen for investing nitrogen adsorption adsorbent is detached from, to there is a problem of that operation is extremely difficult and trouble etc. is various.
Existing technical literature
Patent document
Patent document 1: Japanese Patent Laid-Open 2009-186101 bulletin
Summary of the invention
The technical problems to be solved by the invention
The present invention be solve regenerative burner device in above-mentioned technical problem and make, in the regenerative burner device at
It is provided with heat accumulating burner over the ground, in the heat accumulating burner, makes from air feed path by containing accumulation of heat
It the heat storage unit of material and the combustion air being guided and burns, and makes in furnace in furnace from the fuel that fuel supplying part supplies
Burning waste gas by containing the heat storage unit of heat-storing material and to exhausting waste gas Route guiding to be discharged.
It, can be using simple in regenerative burner device as described above that is, present invention solves the technical problem that be
It carries out operations described below to equipment high efficiency: making the nitrogen adsorption in combustion air in the nitrogen adsorption material for being housed in nitrogen treatment portion
Expect so that nitrogen reduction, to improve the oxygen concentration in combustion air, burns, and make to be adsorbed at high temperature
The nitrogen for stating nitrogen adsorption material is detached from.
Technical scheme applied to solve the technical problem
In order to solve the above-mentioned technical problem, in regenerative burner device of the invention, heat accumulating type combustion has been arranged in pairs it
Device is burnt, is made from air feed path by the combustion air that contains the heat storage unit of heat-storing material and be guided and from fuel
The fuel of supply unit supply burns in furnace, and make burning waste gas in furnace by contain heat-storing material heat storage unit and to
Exhausting waste gas Route guiding is to be discharged, and in regenerative burner device of the invention, setting is contained to be supplied to from above-mentioned air
The nitrogen treatment portion for the nitrogen adsorption material that the nitrogen in combustion air that path is guided to heat storage unit is adsorbed, makes to burn
With nitrogen adsorption material of the nitrogen adsorption in air in above-mentioned nitrogen treatment portion, and burning waste gas is made to pass through above-mentioned storage
Hot portion and in the case where exhausting waste gas Route guiding, make to be adsorbed in the nitrogen adsorption material for being housed in above-mentioned nitrogen treatment portion
Nitrogen is detached from, and is passed through exhausting waste gas path together with above-mentioned burning waste gas and is discharged.
As described in regenerative burner device of the invention, setting is contained to guiding from air feed path to heat storage unit
The nitrogen treatment portion for the nitrogen adsorption material that nitrogen in combustion air is adsorbed, makes the nitrogen adsorption in combustion air
In the nitrogen adsorption material being housed in nitrogen treatment portion, and make burning waste gas by heat storage unit to exhausting waste gas path
In the case where guidance, it is detached from the nitrogen for being adsorbed in the nitrogen adsorption material for being housed in above-mentioned nitrogen treatment portion, with burning waste gas
Pass through exhausting waste gas path together and is discharged, in this way, in pairs of heat accumulating burner, it is only dynamic by the way that burning is repeated
Make and accumulation of heat acts, the oxygen concentration in combustion air can be improved and burnt at high temperature, and in burning waste gas
When discharge, the nitrogen for being adsorbed in above-mentioned nitrogen adsorption material can be made to be detached from.
Here, when above-mentioned nitrogen treatment portion is arranged, being supplied in above-mentioned air in regenerative burner device of the invention
On path and exhausting waste gas path interflow and the interflow path being connected to above-mentioned heat storage unit, above-mentioned nitrogen treatment portion is set, and
Open and close valve is respectively set on above-mentioned air feed path and exhausting waste gas path, opens and is opened set on the above-mentioned of air feed path
Combustion air can be guided from air feed path to nitrogen treatment portion, open the opening and closing for being set to exhausting waste gas path by valve closing
Valve, can by burning waste gas from heat storage unit by nitrogen treatment portion and to exhausting waste gas Route guiding.
In addition, nitrogen treatment portion is set to air feed path and exhausting waste gas path interflow and and accumulation of heat like that above-mentioned
In the case where the interflow path of portion's connection, the bypass in above-mentioned nitrogen treatment portion can be provided around on above-mentioned interflow path
Diameter, and the stream that the amount of the combustion air and/or burning waste gas that pass through above-mentioned bypass path and flow is adjusted is set
Measure regulating element.Moreover, using above-mentioned flow-regulating components to by bypass path and flow combustion air flow into
Row is adjusted, so as to which simply the oxygen concentration in the combustion air for passing through heat storage unit and being guided is adjusted, and
Even if being adsorbed with more nitrogen in the nitrogen adsorption material in nitrogen treatment portion and combustion air being made to be difficult to flow through nitrogen treatment
In the case where portion, it can also be adjusted using flow of the flow-regulating components to the combustion air for passing through bypass path and flowing
Section, to guiding suitable combustion air to heat storage unit to be used to burn.
In addition, nitrogen treatment portion is set to air feed path and exhausting waste gas path interflow and and accumulation of heat as described above
The interflow path of portion's connection, in the case where above-mentioned interflow path is provided around the bypass path in nitrogen treatment portion, burning waste gas
It by above-mentioned bypass path and flows, makes to depressurize in above-mentioned nitrogen treatment portion, so as to so as to be adsorbed in above-mentioned nitrogen adsorption material
The nitrogen of material is detached from.
In addition, in regenerative burner device of the invention, contain when being set as described above to from air feed path
When the nitrogen treatment portion for the nitrogen adsorption material that the nitrogen in combustion air guided to heat storage unit is adsorbed, containing
In the above-mentioned heat storage unit of heat-storing material, the nitrogen treatment portion for containing nitrogen adsorption material also can be set.
In addition, can be arranged on above-mentioned exhausting waste gas path useless to burning in regenerative burner device of the invention
The exhaust apparatus that gas is aspirated.In this way, exhaust apparatus is arranged in exhausting waste gas path, above-mentioned exhaust apparatus extracting combustion is utilized
When exhaust gas, it can simply make to depressurize in nitrogen treatment portion so that the nitrogen for being adsorbed in nitrogen adsorption material is suitably detached from.
Invention effect
In regenerative burner device of the invention, as described above, making nitrogen adsorption in combustion air in being housed in
The nitrogen adsorption material in nitrogen treatment portion, and the nitrogen for making to be adsorbed in nitrogen adsorption material is detached to by heat storage unit and to useless
It is discharged in the burning waste gas of gas exhaust pathway guidance, therefore, in pairs of heat accumulating burner, only by being repeated
Combustion event and accumulation of heat movement, can improve the oxygen concentration in combustion air and burn at high temperature, and fire
When burning exhaust gas discharge, the nitrogen for being adsorbed in above-mentioned nitrogen adsorption material can be made suitably to be detached from.
As a result, in regenerative burner device of the invention, even if being not provided with previous such rotary oxygen enrichment
Air manufacturing device also can using simple equipment high efficiency carry out operations described below: make nitrogen adsorption in combustion air in
The nitrogen adsorption material in nitrogen treatment portion is housed in so that nitrogen is reduced, to improve the oxygen concentration in combustion air,
It burns under high temperature, and is detached from the nitrogen for being adsorbed in above-mentioned nitrogen adsorption material.
Detailed description of the invention
Fig. 1 is the schematic illustration for indicating to have used the heating furnace of regenerative burner device of an embodiment of the present invention.
Fig. 2 is the partially schematic explanatory diagram for indicating the regenerative burner device of first variation, above-mentioned first variation
Regenerative burner device of the regenerative burner device based on embodiment of the present invention, in air feed path and exhausting waste gas path
On interflow and the interflow path being connected to heat storage unit, it is provided around the bypass path in nitrogen treatment portion, and is arranged upper to passing through
The flow-regulating components that the amount of the combustion air and/or burning waste gas of stating bypass path flowing is adjusted.
Fig. 3 indicates that the regenerative burner device of the second variation, the regenerative burner device of above-mentioned second variation are based on
The regenerative burner device of above-mentioned first variation encloses in the nitrogen treatment portion for being set to above-mentioned interflow path in bypassed path
At in part firmly, combustion air feed direction downstream side position, equipped with making from nitrogen treatment portion towards heat storage unit
Combustion air passes through and stops the check-valves for guiding burning waste gas from heat storage unit to nitrogen treatment portion, and (A) of Fig. 3 is table
Show the partially schematic explanatory diagram that the state of combustion event is carried out in heat accumulating burner, (B) of Fig. 3 is indicated in heat accumulating type
Carry out storing the partially schematic explanatory diagram of thermally operated state in burner.
Fig. 4 indicates that the regenerative burner device of third variation, the regenerative burner device of above-mentioned third variation are based on
The regenerative burner device of above-mentioned second variation is equipped in bypass path instead of the flow-regulating components in bypass path
Stop combustion air from air feed path towards heat storage unit and makes from heat storage unit to exhausting waste gas Route guiding
The check-valves that burning waste gas passes through, (A) of Fig. 4 are the parts for indicating to carry out the state of combustion event in heat accumulating burner
Schematic illustration, (B) of Fig. 4 are the partially schematic explanations for indicating to carry out storing in heat accumulating burner thermally operated state
Figure.
Fig. 5 is the partially schematic explanatory diagram for indicating the regenerative burner device of the 4th variation, above-mentioned 4th variation
Regenerative burner device of the regenerative burner device based on embodiment of the present invention, in the heat storage unit for containing heat-storing material,
Equipped with the nitrogen treatment portion for containing nitrogen adsorption material.
Specific embodiment
Hereinafter, being based on attached drawing, the regenerative burner device of embodiment of the present invention is described in detail.In addition, this hair
Bright regenerative burner device is not limited to device shown in following embodiments, can be in the range of not changing invention thought
Carry out appropriate change to be implemented.
In the regenerative burner device of present embodiment, as shown in Figure 1, by pairs of heat accumulating burner 10a,
The inside that 10b is arranged towards heating furnace (furnace) 1 is opposite, in pairs of each heat accumulating burner 10a, 10b, is respectively set
There are fuel supplying part 11a, 11b of supply fuel, and is provided with heat storage unit 12a, 12b of receiving heat-storing material x.
Here, in the case where carrying out combustion event, utilizing gas supply in described each heat accumulating burner 10a, 10b
Device 2 guides combustion air by air feed path 3 and to heat storage unit 12a, 12b, using by being contained in heat storage unit
The heat that the heat-storing material x of 12a, 12b are stored heats above-mentioned combustion air, makes the above-mentioned combustion air being heated in this way
It burns in heating furnace 1 with the fuel supplied from above-mentioned fuel supplying part 11a, 11b.On the other hand, store it is thermally operated
In the case of, by heating furnace 1 it is above-mentioned burn like that after burning waste gas to heat storage unit 12a, 12b guide, make burning waste gas
Heat be stored in the heat-storing material x for being housed in heat storage unit 12a, 12b after, using exhaust apparatus 4, pass through above-mentioned burning waste gas
Exhausting waste gas path 5 is simultaneously aspirated, and above-mentioned burning waste gas is discharged by flue 6.
Moreover, alternately switching progress burning as described above is dynamic in above-mentioned pairs of heat accumulating burner 10a, 10b
Make and accumulation of heat acts.
Here, combustion air is being fired to above-mentioned each heat accumulating type in the regenerative burner device of above embodiment
The part for burning the air feed path 3 of each heat storage unit 12a, 12b guidance of device 10a, 10b is respectively equipped with open and close valve 3a, 3b, beats
Switch closes these open and close valves 3a, 3b to control combustion air to each heat storage unit 12a, 12b and guide.In addition, by burning waste gas
The part in above-mentioned exhausting waste gas path 5 is also respectively equipped with open and close valve 5a, 5b, either on or off derived from each heat storage unit 12a, 12b
These open and close valves 5a, 5b is guided with controlling burning waste gas by each heat storage unit 12a, 12b to exhausting waste gas path 5.
In addition, supplying air to path 3 and exhausting waste gas path in the regenerative burner device of embodiment of the present invention
5 with each heat storage unit 12a, 12b when connecting, between above-mentioned each open and close valve 3a, 3b, 5a, 5b and each heat storage unit 12a, 12b, setting
Interflow path 21a, the 21b for collaborating air feed path 3 and exhausting waste gas path 5, and on each interflow path 21a, 21b
Nitrogen treatment portion 20a, the 20b for containing nitrogen adsorption material y is respectively set.
Here, in the regenerative burner device of present embodiment, as shown in Figure 1, carrying out a side's of combustion event
In heat accumulating burner 10a, it is being set to the opening and closing by burning waste gas derived from its heat storage unit 12a on exhausting waste gas path 5
In the state that valve 5a is closed, the open and close valve on the air feed path 3 for being set to and guiding combustion air to heat storage unit 12a is opened
Combustion air is guided to the nitrogen treatment portion 20a for containing nitrogen adsorption material y, makes the nitrogen in combustion air by 3a
The nitrogen adsorption material y being adsorbed in above-mentioned nitrogen treatment portion 20a, to improve the oxygen concentration in combustion air, thus will
The combustion air that oxygen concentration improves is guided to above-mentioned heat storage unit 12a.
Then, it is improved using the heat for the heat-storing material x being stored in above-mentioned heat storage unit 12a to heat above-mentioned oxygen concentration
Combustion air, make combustion air in the state that above-mentioned oxygen concentration is high Jing Guo Jia Re and from above-mentioned burning supply unit
The fuel of 11a supply burns in heating furnace 1.
In this way, can be by improving the oxygen concentration in combustion air, and the high burning of the thermal efficiency is carried out at high temperature.
On the other hand, it in the heat accumulating burner 10b for carrying out storing thermally operated another party, will burn being set to empty
In the state that open and close valve 3b on the air feed path 3 that gas is guided to heat storage unit 12b is closed, open be set to by burning waste gas from
Open and close valve 5b on exhausting waste gas path 5 derived from heat storage unit 12b, by the burning waste gas in the heating furnace 1 after above-mentioned burning to
Heat storage unit 12b guidance, after so that the heat of burning waste gas is stored in the heat-storing material x for being housed in heat storage unit 12b, utilizes above-mentioned exhaust
Device 4 makes above-mentioned burning waste gas be pumped to exhausting waste gas road and containing the nitrogen treatment portion 20b of nitrogen adsorption material y
Diameter 5, so that the nitrogen for the nitrogen adsorption material y being adsorbed in nitrogen treatment portion 20b be made to be detached from, make departing from nitrogen and burning
Exhaust gas is guided and is discharged to flue 6 by exhausting waste gas path 5 together.
In this way, can also make to be adsorbed at nitrogen even if being not provided with previous such rotary oxygen enrichment air manufacturing device
The nitrogen of nitrogen adsorption material y in reason portion 20b is simply detached from from nitrogen adsorption material y and is discharged together with burning waste gas.
Moreover, alternately switching progress burning as described above is dynamic in above-mentioned pairs of heat accumulating burner 10a, 10b
Make and accumulation of heat acts, when carrying out combustion event, can make the nitrogen adsorption in combustion air in nitrogen adsorption material y to improve
Oxygen concentration in combustion air carries out the high burning of the thermal efficiency at high temperature, and when carrying out accumulation of heat movement, can make to inhale
The nitrogen for investing nitrogen adsorption material y is simply detached from and is discharged together with burning waste gas.
In addition, as described in the regenerative burner device in above embodiment, when in air feed path 3 and exhausting waste gas
Path 5 collaborates and on the interflow path 21a (21b) that is connected to heat storage unit 12a (12b), and above-mentioned nitrogen treatment portion 20a is arranged
When (20b), as shown in Fig. 2, the bypass of nitrogen treatment portion 20a (20b) can be provided around on above-mentioned interflow path 21a (21b)
Path 22a (22b), and be arranged to the combustion air and/or burning waste gas for passing through the flowing of above-mentioned bypass path 22a (22b)
The flow-regulating components 23a (23b) that is adjusted of amount.
Then, as shown in Fig. 2, being closed in the open and close valve 5a (5b) for being set to exhausting waste gas path 5 and being set to air supply road
In the state that the open and close valve 3a (3b) of diameter 3 is opened, using above-mentioned flow-regulating components 23a (23b), to across above-mentioned nitrogen treatment
The flow of the combustion air of portion 20a (20b) flowing and the flow for passing through the combustion air that bypass path 22a (22b) flows
It is adjusted, so as to suitably be carried out to the oxygen concentration in the combustion air for passing through heat storage unit 12a (12b) and being guided
Adjust, to carry out burning appropriate, and even if the nitrogen adsorption material y in nitrogen treatment portion 20a (20b) air drag
Very big, combustion air is difficult in the case where flowing through nitrogen treatment portion 20a (20b), can also utilize flow-regulating components 23a
The flow for the combustion air for passing through bypass path 22a (22b) flowing is adjusted in (23b), so that suitable burning be used
Air is guided to heat storage unit 12a (12b) for burning.
In addition, regenerative burner device as shown in Figure 2 above is such, when the setting of above-mentioned interflow path 21a (21b) around
The bypass path 22a (22b) of nitrogen treatment portion 20a (20b) is crossed, and is arranged and is flowed to across above-mentioned bypass path 22a (22b)
Combustion air and/or burning waste gas the flow-regulating components 23a (23b) that is adjusted of amount in the case where, such as Fig. 3
It (A), can be in the nitrogen treatment portion 20a (20b) for being set to interflow path 21a (21b), in bypassed path shown in (B) of Fig. 3
At in the part that 22a (22b) is surrounded, the feed direction downstream side position of combustion air, setting makes from nitrogen treatment portion 20a
The combustion air of (20b) towards heat storage unit 12a (12b) pass through and not by burning waste gas from heat storage unit 12a (12b) to nitrogen
The check-valves 24a (24b) of processing unit 20a (20b) guidance.
In this way, when at the feed direction downstream side position for more leaning on combustion air than nitrogen treatment portion 20a (20b), if
Setting makes to pass through from nitrogen treatment portion 20a (20b) towards the combustion air of heat storage unit 12a (12b) and stop burning waste gas
In the case where the check-valves 24a (24b) guided from heat storage unit 12a (12b) to nitrogen treatment portion 20a (20b), such as (A) institute of Fig. 3
Show, when the open and close valve 5a (5b) for being set to exhausting waste gas path 5 is closed and is beaten set on the open and close valve 3a (3b) of air feed path 3
It opens, when combustion air being made to pass through nitrogen treatment portion 20a (20b) and guide to heat storage unit 12a (12b), as described above, utilizing stream
It is empty to the burning for passing through above-mentioned nitrogen treatment portion 20a (20b) and check-valves 24a (24b) flowing to measure regulating element 23a (23b)
The flow of gas and the flow of combustion air for passing through bypass path 22a (22b) flowing are adjusted, so as to passing through accumulation of heat
Oxygen concentration in portion 12a (12b) and the combustion air being guided suitably is adjusted, to carry out burning appropriate, and
And even if the air drag of the nitrogen adsorption material y in nitrogen treatment portion 20a (20b) is very big, combustion air is difficult to flow through
It, also can be using flow-regulating components 23a (23b) to across bypass path 22a (22b) in the case where nitrogen treatment portion 20a (20b)
The flow of the combustion air of flowing is adjusted, thus by suitable combustion air guide to heat storage unit 12a (12b) with
In burning.
On the other hand, it as shown in (B) of Fig. 3, closes and is set to useless in the open and close valve 3a (3b) for being set to air feed path 3
In the state that the open and close valve 5a (5b) of gas exhaust pathway 5 is opened, by the burning waste gas in heating furnace 1 to heat storage unit 12a (12b)
Guidance, after so that the heat of burning waste gas is stored in the heat-storing material x for being housed in heat storage unit 12a (12b), utilizes above-mentioned exhaust apparatus
4, in the case that above-mentioned burning waste gas is pumped to exhausting waste gas path 5, burning waste gas is prevented by above-mentioned check-valves 24a (24b),
It will not be guided to nitrogen treatment portion 20a (20b), but extend only through the bypass for being provided with above-mentioned flow-regulating components 23a (23b)
Diameter 22a (22b) is simultaneously guided to exhausting waste gas path 5.
Moreover, in this way, utilizing the stream for passing through bypass path 22a (22b) and the burning waste gas to the guidance of exhausting waste gas path 5
It is dynamic, it will aspirate in above-mentioned nitrogen treatment portion 20a (20b) at negative pressure, to make to be adsorbed in nitrogen adsorption material y's using the decompression
Nitrogen is detached from, and is guided and is discharged to flue 6 by exhausting waste gas path 5 together with above-mentioned burning waste gas.In addition, in order to as above
The flowing using the burning waste gas for passing through bypass path 22a (22b) and being guided to exhausting waste gas path 5, to above-mentioned nitrogen
It is aspirated in processing unit 20a (20b), so that the nitrogen for being adsorbed in nitrogen adsorption material y is sufficiently disengaged from, it may be desirable to,
Only when heat accumulating burner 10a, 10b carry out accumulation of heat movement, the flow tune set on bypass path 22a (22b) is fully opened
It saves element 23a (23b), to increase the stream of the burning waste gas by bypass path 22a (22b) and to the guidance of exhausting waste gas path 5
Amount.
In addition, (A), (B) such as Fig. 4 are shown, nitrogen treatment portion 20a is provided around in above-mentioned interflow path 21a (21b)
The bypass path 22a (22b) of (20b), and make in the setting of above-mentioned bypass path 22a (22b) from air feed path 3 towards storage
The combustion air of hot portion 12a (12b) stops and guides burning waste gas from heat storage unit 12a (12b) to exhausting waste gas path 5
Check-valves 25a (25b), with (A) of above-mentioned Fig. 3, (B) the case where is identical, can be in the nitrogen for being set to interflow path 21a (21b)
Gas disposal portion 20a (20b), in the part that bypassed path 22a (22b) surrounds, combustion air feed direction downstream
At side position, setting makes to pass through and stop from nitrogen treatment portion 20a (20b) towards the combustion air of heat storage unit 12a (12b)
The check-valves 24a (24b) that burning waste gas is guided from heat storage unit 12a (12b) to nitrogen treatment portion 20a (20b).
In this way, closing the open and close valve 5a (5b) being set on exhausting waste gas path 5 as shown in (A) of Fig. 4 and opening being set to sky
When open and close valve 3a (3b) on gas feed path 3, not towards the combustion air of heat storage unit 12a (12b) from air feed path 3
It can be guided by bypass path 22a (22b) by above-mentioned nitrogen treatment portion 20a (20b) and to heat storage unit 12a (12b),
Nitrogen in combustion air is adsorbed on the nitrogen adsorption material y in nitrogen treatment portion 20a (20b), and oxygen concentration improves
Combustion air be guided to heat storage unit 12a (12b).
On the other hand, it as shown in (B) of Fig. 4, is opened in the open and close valve 5a (5b) for being set to exhausting waste gas path 5 and is set to sky
In the state that the open and close valve 3a (3b) of gas feed path 3 is closed, by the burning waste gas in heating furnace 1 to heat storage unit 12a (12b)
Guidance, after so that the heat of burning waste gas is stored in the heat-storing material x for being housed in heat storage unit 12a (12b), utilizes above-mentioned exhaust apparatus
4, in the case that above-mentioned burning waste gas is pumped to exhausting waste gas path 5, burning waste gas is prevented by above-mentioned check-valves 24a (24b),
It will not be guided to nitrogen treatment portion 20a (20b), but only by being set to the check-valves 25a of above-mentioned bypass path 22a (22b)
(25b) is guided to exhausting waste gas path 5.
Moreover, in this case, utilizing what is guided above by bypass path 22a (22b) and to exhausting waste gas path 5
The flowing of burning waste gas can will also aspirate in above-mentioned nitrogen treatment portion 20a (20b) at negative pressure, to make to adsorb using the decompression
It is detached from the nitrogen of nitrogen adsorption material y, is guided simultaneously by exhausting waste gas path 5 to flue 6 together with above-mentioned burning waste gas
Discharge.
In addition, being the nitrogen treatment portion 20a that will contain nitrogen adsorption material y in above-mentioned each regenerative burner device
(20b) be set between air feed path 3 and exhausting waste gas path 5 and heat storage unit 12a (12b), but can with as shown in figure 5,
In the heat storage unit 12a (12b) for containing heat-storing material x, setting contains the nitrogen treatment portion 20a of nitrogen adsorption material y
(20b)。
In addition, in above-mentioned each regenerative burner device, in order to take off the nitrogen for being adsorbed in nitrogen adsorption material y suitably
From and burning waste gas is discharged by exhausting waste gas path, using exhaust apparatus 4, burning waste gas is pumped to exhausting waste gas road
Diameter 5, but exhausting waste gas path 5 is being acted on using the suction force generated by the stack effect of flue 6, to make to be adsorbed in nitrogen
The nitrogen of adsorbent material y is suitably detached from, in the case where making burning waste gas by exhausting waste gas path 5 and being suitably discharged, and
It is not necessarily intended to setting exhaust apparatus 4.
In addition, being that heat accumulating burner 10a, 10b are oppositely arranged but it is also possible to be side by side in the present embodiment
Other settings such as setting.
Symbol description
1 heating furnace (furnace)
2 feeders
3 air feed paths
3a, 3b open and close valve
4 exhaust apparatus
5 exhausting waste gas paths
5a, 5b open and close valve
6 flues
10a, 10b heat accumulating burner
11a, 11b fuel supplying part
12a, 12b heat storage unit
20a, 20b nitrogen treatment portion
21a, 21b collaborate path
22a, 22b bypass path
23a, 23b flow-regulating components
24a, 24b check-valves
25a, 25b check-valves
X heat-storing material
Y nitrogen adsorption material
Claims (5)
1. a kind of regenerative burner device, has been arranged in pairs heat accumulating burner, in the heat accumulating burner of a side,
Make from air feed path by the combustion air that contains the heat storage unit of heat-storing material and be guided and from fuel supplying part
The fuel of supply burns in furnace, in the heat accumulating burner of another party, makes the burning waste gas in furnace by containing storage
The heat storage unit of hot material and to exhausting waste gas Route guiding to be discharged, which is characterized in that
It is arranged and contains to being adsorbed from the nitrogen in the combustion air that the air feed path is guided to heat storage unit
The nitrogen treatment portion of nitrogen adsorption material makes nitrogen adsorption of the nitrogen adsorption in the nitrogen treatment portion in combustion air
Material makes to be housed in the nitrogen in the case where making burning waste gas by the heat storage unit to exhausting waste gas Route guiding
The nitrogen of the nitrogen adsorption material absorption in gas disposal portion is detached from, and passes through exhausting waste gas path together with the burning waste gas side by side
Out.
2. regenerative burner device as described in claim 1, which is characterized in that
On the interflow path that the air feed path and exhausting waste gas path collaborate and are connected to the heat storage unit, it is provided with
The nitrogen treatment portion, and it is respectively arranged with open and close valve on the air feed path and exhausting waste gas path, opening is set
In the open and close valve of air feed path, combustion air is guided from air feed path to nitrogen treatment portion, opening is set
Open and close valve in exhausting waste gas path guides burning waste gas from heat storage unit to nitrogen treatment portion.
3. regenerative burner device as claimed in claim 2, which is characterized in that
It is provided on the interflow path around the bypass path in the nitrogen treatment portion, and is provided with to by the side
The flow-regulating components that the combustion air of path flowing and/or the amount of burning waste gas are adjusted.
4. regenerative burner device as claimed in claim 3, which is characterized in that
The burning waste gas is flowed by the bypass path, makes to depressurize in the nitrogen treatment portion, to make to be adsorbed in described
The nitrogen of nitrogen adsorption material is detached from.
5. regenerative burner device as described in claim 1, which is characterized in that
In the heat storage unit for containing the heat-storing material, setting contains the nitrogen treatment portion of the nitrogen adsorption material.
Applications Claiming Priority (3)
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JP2015-256193 | 2015-12-28 | ||
JP2015256193A JP6385332B2 (en) | 2015-12-28 | 2015-12-28 | Thermal storage combustion equipment |
PCT/JP2016/072597 WO2017115489A1 (en) | 2015-12-28 | 2016-08-02 | Regenerative combustion equipment |
Publications (2)
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CN108431500A CN108431500A (en) | 2018-08-21 |
CN108431500B true CN108431500B (en) | 2019-06-21 |
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CN201680076607.5A Active CN108431500B (en) | 2015-12-28 | 2016-08-02 | Regenerative burner device |
Country Status (4)
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JP (1) | JP6385332B2 (en) |
KR (1) | KR101982996B1 (en) |
CN (1) | CN108431500B (en) |
WO (1) | WO2017115489A1 (en) |
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CN113983464B (en) * | 2021-09-26 | 2023-04-14 | 东北大学 | Combustion apparatus |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001004128A (en) * | 1999-06-01 | 2001-01-12 | L'air Liquide | Method and system for improving efficiency and productivity in high-temperature furnace |
CN1280288A (en) * | 2000-07-25 | 2001-01-17 | 宝山钢铁股份有限公司 | Preheating heater |
Family Cites Families (6)
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JPH0929219A (en) * | 1995-07-21 | 1997-02-04 | Toshiba Electric Appliance Co Ltd | Garbage treatment apparatus |
JP3682105B2 (en) * | 1995-12-28 | 2005-08-10 | 日本ファーネス工業株式会社 | Deodorization system |
JPH09292119A (en) * | 1996-02-27 | 1997-11-11 | Sumitomo Metal Ind Ltd | Combustion method of heating furnace with heat-storage type burner |
JPH11241810A (en) * | 1997-10-31 | 1999-09-07 | Osaka Gas Co Ltd | Burner for heating furnace |
JP2009186101A (en) * | 2008-02-07 | 2009-08-20 | Jfe Steel Corp | Operation method of heating furnace having heat storage type burner |
ES2733224T3 (en) * | 2014-04-24 | 2019-11-28 | Praxair Technology Inc | Regenerative furnace operation with an oxidant comprising 60 to 85 percent oxygen |
-
2015
- 2015-12-28 JP JP2015256193A patent/JP6385332B2/en active Active
-
2016
- 2016-08-02 WO PCT/JP2016/072597 patent/WO2017115489A1/en active Application Filing
- 2016-08-02 CN CN201680076607.5A patent/CN108431500B/en active Active
- 2016-08-02 KR KR1020187015454A patent/KR101982996B1/en active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001004128A (en) * | 1999-06-01 | 2001-01-12 | L'air Liquide | Method and system for improving efficiency and productivity in high-temperature furnace |
CN1280288A (en) * | 2000-07-25 | 2001-01-17 | 宝山钢铁股份有限公司 | Preheating heater |
Also Published As
Publication number | Publication date |
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JP6385332B2 (en) | 2018-09-05 |
JP2017120142A (en) | 2017-07-06 |
KR101982996B1 (en) | 2019-05-27 |
KR20180064559A (en) | 2018-06-14 |
CN108431500A (en) | 2018-08-21 |
WO2017115489A1 (en) | 2017-07-06 |
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