CN206469272U - A kind of heat accumulating type incineration device for aoxidizing furnace exhaust - Google Patents
A kind of heat accumulating type incineration device for aoxidizing furnace exhaust Download PDFInfo
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- CN206469272U CN206469272U CN201720052114.XU CN201720052114U CN206469272U CN 206469272 U CN206469272 U CN 206469272U CN 201720052114 U CN201720052114 U CN 201720052114U CN 206469272 U CN206469272 U CN 206469272U
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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
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model discloses a kind of heat accumulating type incineration device for aoxidizing furnace exhaust, including thermal accumulating incinerator, three-way switch valve, burner and exhaust chimney, the thermal accumulating incinerator includes combustion chamber, first regenerator, second regenerator, first regenerator is connected the combustion chamber and mutually isolated respectively with the second regenerator, the three-way switch valve includes air inlet, first regenerator connector, second regenerator connector and exhaust outlet, the air inlet connects oxidation furnace by exhaust inlet pipe, the first regenerator connector connects first regenerator, the second regenerator connector connects second regenerator, the exhaust outlet connects exhaust chimney by blast pipe.The exhaust purification efficiency and heat recovery efficiency of heat accumulating type incineration device of the present utility model are high, and the heat of recovery is used to heat air and be delivered to oxidation furnace to use, and realize recycling for heat in workshop, greatly reduce thermal energy consumption and operating cost.
Description
Technical field
The utility model is related to exhaust-gas treatment field, and in particular to a kind of heat accumulating type incineration device of oxidation furnace exhaust.
Background technology
Carbon fiber is to have to pass through oxidation furnace oxygen in a kind of new material having a extensive future, the production process of carbon fiber
Change is handled, and can discharge VOC waste gas in oxidation furnace oxidizing process, VOC refers to VOC (Volatile Organic
Compounds), the VOC waste gas main component that oxidation furnace gives off is hydrogen cyanide, ammonia, carbon monoxide, tar and other are hydrocarbon
Compound, these compositions not only pollute atmospheric environment, and the also healthy generation to the mankind is seriously endangered.If VOC waste gas is not
Directly discharged by processing, high risks will be caused to surrounding environment and human security.
At present, processing VOC waste gas mainly has following several technologies：Absorption, condensation are reclaimed, biodegradable, low-temperature plasma
Purification, burning.Adsorption treatment VOC waste gas is limited to the selectivity of adsorbate, and the scope of application is smaller.Condensation, which is reclaimed, depends on VOC
The concentration and exhausted air quantity of waste gas, concentration is too low, the too big then cost of tolerance is too high without recovery value.Biodegradation is to degradation bacteria
It is required that it is more harsh, and degradation speed is comparatively slow.Burning is a kind of method of thorough processing VOC waste gas, and is stored
It is then a kind of oxidizing fire technology more saved that hot type, which is burned,.The general principle of thermal accumulating incinerator is to pass through organic exhaust gas
The regenerator of side, the ceramic heat storage body that waste gas is heated up by a upper circulation heat absorption is heated, and oxidizing chamber is entered after waste gas heating in height
The lower oxidation Decomposition of temperature is carbon dioxide and water, and the high-temperature gas after purification leaves oxidizing chamber, into the regenerator of opposite side, by heat
Amount is transmitted to ceramic heat storage body, and ceramic heat storage body, which absorbs to heat up after amount of heat, is used to next circulating-heating waste gas, and purified gas
Discharged after body cooling.In the prior art, thermal accumulating incinerator has that energy expenditure is big, operating cost is high, purification efficiency is low asks
Topic.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of heat accumulating type incineration device for aoxidizing furnace exhaust, and it can
To solve the problem of heat accumulating type incineration device energy expenditure is big in the prior art, operating cost is high, exhaust purification efficiency is low.In order to
Solve the above problems, the utility model uses following technical scheme：
The utility model provides a kind of heat accumulating type incineration device for aoxidizing furnace exhaust, including thermal accumulating incinerator, threeway are cut
Change valve, burner and exhaust chimney, the thermal accumulating incinerator includes combustion chamber, the first regenerator, the second regenerator, described the
One regenerator is connected the combustion chamber and mutually isolated respectively with the second regenerator, and the three-way switch valve includes air inlet, the
One regenerator connector, the second regenerator connector and exhaust outlet, the air inlet connect oxidation furnace, institute by exhaust inlet pipe
State the first regenerator connector and connect first regenerator, the second regenerator connector connects second regenerator,
The exhaust outlet connects exhaust chimney by blast pipe, and the blast pipe is provided with heat exchanger, the hot side inlet of the heat exchanger
The exhaust outlet is connected, hot junction outlet connection system fan, cold-side inlet connection pressure fan, the preheated air hose of cold side outlet connects
The oxidation furnace is connect, the system fan connects the exhaust chimney, and the burner connects the combustion chamber.
It is preferred that technical scheme, the exhaust inlet pipe connecting bypass pipe, the exhaust inlet pipe is close to the air inlet
Side be provided with gas inlet on-off valve, the bypass pipe provided with by-passing valve and bypass blower fan.
Further technique effect, when thermal accumulating incinerator is normally run, by-passing valve is closed with bypass blower fan, gas inlet
On-off valve is opened, and the waste gas that oxidation furnace is produced enters thermal accumulating incinerator, is arranged after being purified through thermal accumulating incinerator by exhaust chimney
Put, when thermal accumulating incinerator breaks down, gas inlet on-off valve is closed, by-passing valve and bypass blower fan are opened, and waste gas is through bypass
Pipe is emitted into exhaust chimney.It ensure that whole heat accumulating type incineration device can be run safe and orderlyly.
It is preferred that technical scheme, the exhaust inlet pipe is provided with the first air inlet valve, and the blast pipe is provided with the
Two air inlet valves, the second air inlet valve is located between the heat exchanger and the system fan.
Further technique effect, the first air inlet valve is opened when opening machine for purging thermal accumulating incinerator,
The cleaning of body of heater is kept, oxygen content in increase incinerator is opened when thermal accumulating incinerator heats up, in thermal accumulating incinerator drop
Opened when warm, cold air is imported into thermal accumulating incinerator；Second air inlet valve gas temperature in blast pipe is beaten when too high
Open, the operating load for reducing system fan.
It is preferred that technical scheme, the three-way switch valve, the gas inlet on-off valve, the by-passing valve, described first
Air inlet valve and the second air inlet valve connection intelligent controller.
Further technique effect, intelligent controller controls the on off operating mode of each valve, and control process is sensitive, improves
The operational efficiency of heat accumulating type incineration device.
Exhaust-gas treatment is carried out using the heat accumulating type incineration device of above-mentioned oxidation furnace exhaust, comprised the following steps：
Step 1: the waste gas that oxidation furnace is produced enters the air inlet of three-way switch valve, three-way switch valve through exhaust inlet pipe
Air inlet and the first regenerator connector UNICOM, with the second regenerator connector separate, waste gas by the first regenerator heating after
Into combustion chamber, enter the heat in the second regenerator, waste gas after the absorption of the second regenerator through the reacted waste gas in combustion chamber
Heat exchanger is emitted into by exhaust outlet, heat exchanger, which absorbs the heat in waste gas and is converted into hot-air, is delivered to oxidation furnace；
Step 2: the state of switching three-way switching valve, joins the air inlet and the second regenerator connector of three-way switch valve
It is logical, separate with the first regenerator connector, waste gas enters combustion chamber after the heating of the second regenerator, it is reacted useless through combustion chamber
Gas enters the heat in the first regenerator, waste gas and is emitted into heat exchanger by exhaust outlet after the absorption of the first regenerator, and heat exchanger is inhaled
Receive the heat in waste gas and be converted into hot-air and be delivered to oxidation furnace；
Step 3: repeat step one and step 2, the step one and step 2 alternate run.
It is preferred that technical scheme, the temperature of the combustion chamber is 800 DEG C -900 DEG C, and waste gas is in combustion chamber（20）Stop when
Between be 1s-2s, the alt time of the step one in the step 3 and step 2 is 2min-4min.
The utility model is using thermal accumulating incinerator by the way of heat exchanger is combined, and heat exchanger fully reclaims heat accumulating type and burnt
The heat of outlet of still purified gas is burnt, and converting heat is delivered to oxidation furnace for hot air.Aoxidize the inlet temperature of furnace exhaust
It it is 260-320 DEG C from the RTO purified gas temperature come out, heat exchanger to 140 DEG C or so, preheats air preheat for 220-280 DEG C
Air is subsequently fed into oxidation furnace and used afterwards.Calculated, dropped by purified gas through heat exchanger from 300 DEG C with 17000Nm3/h exhausted air quantity
Temperature to 160 DEG C of considerations, then RTO export purified gas and are provided to the heat of preheated air for 770000kcal/h.Therefore, the device
Recyclable to be supplied to the heat highly significant that oxidation furnace is recycled, overall economic benefit is considerable.
Compared with prior art, the waste gas purification rate of heat accumulating type incineration device of the present utility model and heat recovery efficiency are high,
The heat reclaimed through heat exchanger is used to heat air and be delivered to oxidation furnace and use, and realizes recycling for heat in workshop,
Greatly reduce thermal energy consumption and operating cost.
Brief description of the drawings
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of the utility model heat accumulating type incineration device.
Wherein, reference is described as follows：Exhaust inlet pipe 1, gas inlet on-off valve 2, three-way switch valve 3, storage
Hot type incinerator 4, heat exchanger 5, system fan 6, blast pipe 7, exhaust chimney 8, pressure fan 9, by-passing valve 10, bypass blower fan 11,
Bypass pipe 12, the first air inlet valve 13, combustion fan 14, burner 15, preheated air pipe 16, the second air inlet valve 17,
First regenerator 18, the second regenerator 19, combustion chamber 20, air inlet 21, the first regenerator connector 22, the connection of the second regenerator
Mouth 23, exhaust outlet 24.
Embodiment
As shown in figure 1, a kind of heat accumulating type incineration device for aoxidizing furnace exhaust, including thermal accumulating incinerator 4, three-way switch valve
3rd, burner 15 and exhaust chimney 8, thermal accumulating incinerator 4 include combustion chamber 20, the first regenerator 18, the second regenerator 19, the
One regenerator 18 is connected combustion chamber 20 and mutually isolated respectively with the second regenerator 19, and three-way switch valve 2 includes inlet plenum, exhaust
Room, the first valve chamber and the second valve chamber, the first valve chamber and the second valve chamber are mutually isolated, the first valve chamber connection inlet plenum and exhaust chamber,
It is provided with the first flap in first valve chamber, the first flap controls the first valve chamber and inlet plenum, the UNICOM of exhaust chamber or isolated, the second valve
Room connects and the second flap is provided with inlet plenum and exhaust chamber, the second valve chamber, and the second flap controls the second valve chamber and inlet plenum, exhaust
The UNICOM of room or isolation, inlet plenum connect provided with air inlet 21, exhaust chamber provided with exhaust outlet 24, the first valve chamber provided with the first regenerator
Interface 22, the second valve chamber is provided with the second regenerator connector 23, and air inlet 21 connects oxidation furnace, waste gas by exhaust inlet pipe 1
The connecting bypass pipe 12 of air inlet pipe 1, exhaust inlet pipe 1 is provided with gas inlet on-off valve 2 close to the side of the air inlet 21, described
Bypass pipe 12 is provided with by-passing valve 10 and bypass blower fan 11.First regenerator connector 22 connects the first regenerator 18, and second stores
Hot cell connector 23 connects the second regenerator 19, and exhaust outlet 24 connects exhaust chimney 8 by blast pipe 7, and blast pipe 7 is provided with and changed
Hot device 5, the hot side inlet connection exhaust outlet 24 of heat exchanger 5, hot junction outlet connection system fan 6, cold-side inlet connection pressure fan
9, the preheated connection of air hose 16 oxidation furnace of cold side outlet, the connection exhaust chimney 8 of system fan 6, the connection combustion air of burner 15
Machine 14, the fire end of burner 15 is placed in combustion chamber 20.Exhaust inlet pipe 1 is provided with the first air inlet valve 13, blast pipe 7
The second air inlet valve 17 is provided with, the second air inlet valve 17 is located between heat exchanger 5 and system fan 6.Three-way switch valve
3rd, gas inlet on-off valve 2, by-passing valve 10, the first air inlet valve 13 and the second air inlet valve 17 connection intelligent controller.
The course of work：Under normal operating condition, the waste gas that oxidation furnace is produced enters three-way switch valve 3 through exhaust inlet pipe 1
Air inlet 21, the UNICOM of 21 and first regenerator connector of air inlet 22 of three-way switch valve 3, with the second regenerator connector 23
Cut-off, waste gas by the first regenerator 18 heat after enter combustion chamber 20, residence time of the waste gas in combustion chamber 20 be 2s, through combustion
The reacted waste gas in room 20 is burnt to enter after the heat in the second regenerator 19, waste gas absorbs through the second regenerator 19 by exhaust outlet 24
Heat exchanger 5 is emitted into, heat exchanger 5, which absorbs the heat in waste gas and is converted into hot-air, is delivered to oxidation furnace；Heat accumulating type incineration is filled
Put by after above-mentioned steps operation 3min, the state of intelligent controller switching three-way switching valve 3 makes the air inlet of three-way switch valve 3
21 and the UNICOM of the second regenerator 19, separate with the first regenerator connector 22, waste gas by the second regenerator 19 heat after enter combustion
Room 20 is burnt, residence time of the waste gas in combustion chamber is 2s, enters the first regenerator 18 through the reacted waste gas in combustion chamber 20, gives up
Heat in gas is emitted into heat exchanger 5 after being absorbed through the first regenerator 18 by exhaust outlet 24, and heat exchanger 5 absorbs the heat in waste gas
And be converted into hot-air and be delivered to oxidation furnace, after operation 3min, the state of intelligent controller switching three-way switching valve 3 again, such as
This circulation.
When thermal accumulating incinerator 4 breaks down, intelligent controller closes gas inlet on-off valve 2, open by-passing valve 10 and
Blower fan 11 is bypassed, waste gas is emitted into exhaust chimney 8 through bypass pipe 12.
Use above specific case is illustrated to the utility model, is only intended to help and is understood the utility model, and
Not to limit the utility model.For the utility model person of ordinary skill in the field, think according to of the present utility model
Think, some simple deductions, deformation can also be made or replaced.
Claims (4)
1. a kind of heat accumulating type incineration device for aoxidizing furnace exhaust, it is characterised in that including thermal accumulating incinerator（4）, threeway switching
Valve（3）, burner（15）And exhaust chimney（8）, the thermal accumulating incinerator（4）Including combustion chamber（20）, the first regenerator
（18）, the second regenerator（19）, first regenerator（18）With the second regenerator（19）The combustion chamber is connected respectively（20）
And mutually isolated, the three-way switch valve（3）Including air inlet（21）, the first regenerator connector（22）, the second regenerator connect
Interface（23）And exhaust outlet（24）, the air inlet（21）Pass through exhaust inlet pipe（1）Connect oxidation furnace, first regenerator
Connector（22）Connect first regenerator（18）, the second regenerator connector（23）Connect second regenerator
（19）, the exhaust outlet（24）Pass through blast pipe（7）Connect exhaust chimney（8）, the blast pipe（7）It is provided with heat exchanger（5）,
The heat exchanger（5）Hot side inlet connect the exhaust outlet（24）, hot junction outlet connection system fan（6）, cold-side inlet company
Pick blower fan（9）, the preheated air hose of cold side outlet（16）Connect the oxidation furnace, the system fan（6）Connect the row
Gas chimney（8）, the burner（15）Connect the combustion chamber（20）.
2. a kind of heat accumulating type incineration device for aoxidizing furnace exhaust as claimed in claim 1, it is characterised in that：The gas inlet
Pipe（1）Connecting bypass pipe（12）, the exhaust inlet pipe（1）Close to the air inlet（21）Side be provided with gas inlet break-make
Valve（2）, the bypass pipe（12）It is provided with by-passing valve（10）And bypass blower fan（11）.
3. a kind of heat accumulating type incineration device for aoxidizing furnace exhaust as claimed in claim 2, it is characterised in that：The gas inlet
Pipe（1）It is provided with the first air inlet valve（13）, the blast pipe（7）It is provided with the second air inlet valve（17）, described second
Air inlet valve（17）Located at the heat exchanger（5）With the system fan（6）Between.
4. a kind of heat accumulating type incineration device for aoxidizing furnace exhaust as claimed in claim 3, it is characterised in that：The threeway switching
Valve（3）, the gas inlet on-off valve（2）, the by-passing valve（10）, the first air inlet valve（13）And second sky
Gas intake valve（17）Connect intelligent controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720052114.XU CN206469272U (en) | 2017-01-17 | 2017-01-17 | A kind of heat accumulating type incineration device for aoxidizing furnace exhaust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720052114.XU CN206469272U (en) | 2017-01-17 | 2017-01-17 | A kind of heat accumulating type incineration device for aoxidizing furnace exhaust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206469272U true CN206469272U (en) | 2017-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720052114.XU Active CN206469272U (en) | 2017-01-17 | 2017-01-17 | A kind of heat accumulating type incineration device for aoxidizing furnace exhaust |
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| CN (1) | CN206469272U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253436A (en) * | 2018-03-05 | 2018-07-06 | 南通贝思特机械工程有限公司 | A kind of application energy-saving thermal storage formula multitower room incinerator RTO systems |
| CN108317524A (en) * | 2017-01-17 | 2018-07-24 | 恩国环保科技（上海）有限公司 | A kind of the heat accumulating type incineration device and its application process of oxidation furnace exhaust |
-
2017
- 2017-01-17 CN CN201720052114.XU patent/CN206469272U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108317524A (en) * | 2017-01-17 | 2018-07-24 | 恩国环保科技（上海）有限公司 | A kind of the heat accumulating type incineration device and its application process of oxidation furnace exhaust |
| CN108253436A (en) * | 2018-03-05 | 2018-07-06 | 南通贝思特机械工程有限公司 | A kind of application energy-saving thermal storage formula multitower room incinerator RTO systems |
| CN108253436B (en) * | 2018-03-05 | 2023-09-15 | 南通贝思特机械工程有限公司 | Coating is with energy-conserving heat accumulation formula multi-tower room incinerator RTO system |
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