CN205019892U - Heat recovering device - Google Patents
Heat recovering device Download PDFInfo
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- CN205019892U CN205019892U CN201520802190.9U CN201520802190U CN205019892U CN 205019892 U CN205019892 U CN 205019892U CN 201520802190 U CN201520802190 U CN 201520802190U CN 205019892 U CN205019892 U CN 205019892U
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a heat recovering device for the recovery contains the heat in the waste gas of pollutant, put in the device including the granule, a cross -flow moves the grain bed, the 2nd cross -flow moves the grain bed, circulation canal and the reverse -flow granule that sets up on circulation canal remove the bed, the device is put in to the granule, a cross -flow moves the grain bed and the 2nd cross -flow removal grain bed is consecutive, the 2nd cross -flow of circulation canal intercommunication moves grain bed and granule input device, the granule is thrown in the device and is used for moving grain bed input heat accumulation granule to a cross -flow, reverse -flow granule removes the bed and is used for wasing the heat accumulation granule, the heat accumulation granule loops through a cross -flow and moves the grain bed, the 2nd cross -flow moves the grain bed and reverse -flow granule moves the bed and returns to granule input device. This technical scheme realizes moving heat transfer the grain bed through a cross -flow and retrieve the heat through the heat accumulation granule to entrapment pollutant, then self - cleaning make heat recovery, pollutant detach and go on in succession.
Description
Technical field
The utility model relates to energy-saving and emission-reduction field, more specifically, relates to a kind of heat reclaim unit, especially a kind of from containing the device reclaiming heat the waste gas of pollutant.
Background technology
Industrial waste gas is very common in the industrial production, a lot of industrial waste gas temperature is high, direct discharge easily brings environmental pollution and waste energy, and waste gas residual heat has certain value, therefore, heat recovery for waste gas receives larger concern in production, but owing to containing certain polluter in air, when utilizing traditional heat exchanger to go to reclaim the heat in these waste gas, heat exchanger is easy to the blocking of contaminated material, affect the heat exchanger life-span, the cost causing waste-gas heat to reclaim remains high, and even loses more than gain.
Such as, Kapton is produced and is comprised casting processes and imidization two processes, and casting processes makes slurry feedstock become membranaceous exactly, and amination is exactly each chemical composition generation chemical reaction made under the high temperature conditions in raw material.In Kapton production amination stove, maximum temperature is more than 400 DEG C, and under this temperature conditions, intend the PMDA and 4 in the film of amination, 4 diaminodiphenyl ethers are vaporized, and discharge process units with process gas.From process units discharge EGT usually more than 350 DEG C, when waste gas cools, pyromellitic acid anhydride in waste gas and 4,4 diaminodiphenyl ethers can be assembled on the cool surface with solid-state formation, thus, the heat in the waste gas that conventional heat exchanger recovery amination fire grate cannot be utilized to go out.
For another example, in the high-temp waste gas that disposable glove production is discharged, temperature is usually at about 160 DEG C, containing PVC granule, plasticizer and organic solvent in waste gas, when utilizing traditional heat exchanger to reclaim the high-temperature residual heat of disposable glove production discharge, the plasticizer in waste gas, PVC granule also can block traditional heat exchanger.
In view of the particularity of the waste gas containing pollutant, thus how effectively to reclaim its heat, so far, international, domestic do not have ripe technical scheme, and this also becomes the technical problem that those skilled in the art need solution badly.
Utility model content
Given this, the utility model proposes a kind of heat reclaim unit, to solve from containing the problem reclaiming heat the waste gas of pollutant.
The heat reclaim unit that the utility model proposes, for reclaiming containing the heat in the waste gas of pollutant, comprise particle delivery device, first cross-current type moving granular bed, second cross-current type moving granular bed, circulation canal and the reverse-flow granular bed be arranged on described circulation canal, described particle delivery device, first cross-current type moving granular bed and the second cross-current type moving granular bed are connected successively, second cross-current type moving granular bed described in the inlet communication of described circulation canal, the import of particle delivery device described in the outlet of described circulation canal, described particle delivery device is used for throwing in accumulation of heat particle to described first cross-current type moving granular bed, described reverse-flow granular bed is for cleaning described accumulation of heat particle, described accumulation of heat particle is successively by the first cross-current type moving granular bed, second cross-current type moving granular bed and reverse-flow granular bed are also back to described particle delivery device.
Further, described first cross-current type moving granular bed comprises the exhaust gas inlet be interconnected, waste gas outlet and the first particle moving passage, described second cross-current type moving granular bed comprises the gas feed be interconnected, gas vent and the second particle moving passage, described first particle moving passage and the second particle moving channel connection, described circulation canal is communicated with the described outlet of the second particle moving passage and the import of particle delivery device, described particle delivery device is used for throwing in accumulation of heat particle to the import of described first particle moving passage, described accumulation of heat particle is successively by described first particle moving passage, second particle moving passage and reverse-flow granular bed.
Further, the outlet of the second particle moving passage described in the inlet communication of described reverse-flow granular bed, the import of particle delivery device described in the outlet of described reverse-flow granular bed, described reverse-flow granular bed comprises cleaning chambers and the cleansing medium entrance and the cleansing medium outlet that are communicated with described cleaning chambers, and described accumulation of heat particle passes through from described cleaning chambers.
Further, described reverse-flow granular bed is provided with supersonic generator, described accumulation of heat particle from top to down passes through from described cleaning chambers.
Further, described heat reclaim unit also comprises the gas-liquid particle sorting apparatus be arranged on described circulation canal, the outlet of the reverse-flow granular bed of inlet communication of described gas-liquid particle sorting apparatus, the particle outlet of described gas-liquid particle sorting apparatus is communicated with the import of described particle delivery device, and described gas-liquid particle sorting apparatus bottom is provided with cleansing medium floss hole.
Further, the first particle induction apparatus is provided with between the import of described gas-liquid particle sorting apparatus and the outlet of described reverse-flow granular bed, the article inlet of described first particle induction apparatus and the outlet of described reverse-flow granular bed, the particle outlet of described first particle induction apparatus promotes the import of gas-liquid particle sorting apparatus described in channel connection by the first particle, the below of described first particle induction apparatus is provided with the first pressure entrance; And/or,
The second particle induction apparatus is provided with between the particle outlet of described gas-liquid particle sorting apparatus and the import of described particle delivery device, the article inlet of described second particle induction apparatus is communicated with the particle outlet of described gas-liquid particle sorting apparatus, the particle outlet of described second particle induction apparatus promotes the import of particle delivery device described in channel connection by the second particle, the below of described second particle induction apparatus is provided with the second pressure entrance.
Further, the first grain flux controlling organization is provided with between the outlet of described particle delivery device and the import of described first particle moving passage; And/or,
Be provided with the second grain flux controlling organization between the import of described reverse-flow granular bed and the outlet of described second particle moving passage, between described second grain flux controlling organization and the import of described reverse-flow granular bed, be also provided with the next particle hopper.
Further, described first particle moving passage is provided with baffle plate near the side of described exhaust gas inlet and/or waste gas outlet, and described baffle plate is obliquely installed and forms ventilation port; And/or,
Described second particle moving passage is provided with baffle plate near the side of described gas feed and/or gas vent, and described baffle plate is obliquely installed and forms ventilation port; And/or,
Described exhaust gas inlet and waste gas outlet on the same line, and the linear vertical that described first particle moving passage and described exhaust gas inlet and waste gas outlet are formed; And/or,
Described gas feed and gas vent on the same line, and the linear vertical that described second particle moving passage and described gas feed and gas vent are formed.
Further, described accumulation of heat particle is ceramic particle or metallic particles.
Further, described particle delivery device is upper particle hopper.
According to the heat reclaim unit that the utility model proposes, for reclaiming containing the heat in the waste gas of pollutant, comprise particle delivery device, first cross-current type moving granular bed, second cross-current type moving granular bed, circulation canal and the reverse-flow granular bed be arranged on described circulation canal, described particle delivery device, first cross-current type moving granular bed and the second cross-current type moving granular bed are connected successively, second cross-current type moving granular bed described in the inlet communication of described circulation canal, the import of particle delivery device described in the outlet of described circulation canal, described particle delivery device is used for throwing in accumulation of heat particle to described first cross-current type moving granular bed, described reverse-flow granular bed is for cleaning described accumulation of heat particle, described accumulation of heat particle is successively by the first cross-current type moving granular bed, second cross-current type moving granular bed and reverse-flow granular bed are also back to described particle delivery device.Pass through the program, high-temp waste gas containing polluter enters the first cross-current type moving granular bed, the gas of heating is needed to enter the second cross-current type moving granular bed, the accumulation of heat particle thrown in through particle delivery device enters the first cross-current type moving granular bed, exchange heat is carried out and polluter in trap exhaust in the process of accumulation of heat particle movement from top to bottom and with the high-temp waste gas that its cross-flow is flow through, thus, accumulation of heat particle temperature raises, EGT declines and waste gas becomes pure air discharges from the first cross-current type moving granular bed, the accumulation of heat particle absorbing heat at the first cross-current type moving granular bed enters the second cross-current type moving granular bed, accumulation of heat particle is in the process of movement from top to bottom, the gas to be heated flow through with cross-current flow carries out exchange heat, accumulation of heat particle temperature reduces, gas temperature to be heated raises, thus the heat of waste gas is successfully reclaimed, because the pollutant occurred when waste gas is lowered the temperature is by accumulation of heat granule capturing, therefore this heat reclaim unit also has the effect of purifying exhaust air, further, the accumulation of heat particle of discharging from the second cross-current type moving granular bed is cleaned reverse-flow granular bed, accumulation of heat particle after cleaning is back to again particle delivery device, therefore, the technical program realizes heat transmission by accumulation of heat particle, heat is reclaimed by the first cross-current type moving granular bed, and trap pollutant, then automatically clean at reverse-flow granular bed, make heat recovery, contaminant removal is carried out continuously.In addition, the technical program realizes heat transmission by accumulation of heat particle, due to more than 100 times that particle flow heat exchanger particle area can be shell-and-tube heat exchanger area in prior art, and the coefficient of heat transfer of air and particle can be 9 times of the shell-and-tube heat exchanger coefficient of heat transfer, therefore high efficient heat exchanging can be realized under the prerequisite that low cost of manufacture, equipment volume are little.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of heat reclaim unit of the utility model embodiment;
In accompanying drawing:
10 first cross-current type moving granular beds; 11 exhaust gas inlet; 12 waste gas outlets; 13 first particle moving passages; 14 baffle plates; 20 second cross-current type moving granular beds; 21 gas feeds; 22 gas vents; 23 second particle moving passages; 30 reverse-flow granular beds; 31 cleaning chambers; 32 cleansing medium entrances; 33 cleansing medium outlets; 40 gas-liquid particle sorting apparatus; 41 cleansing medium floss holes; 50 first particle induction apparatus; 51 first particles promote passage; 52 first pressure entrances; 60 second particle induction apparatus; 61 second particles promote passage; 62 second pressure entrances; 70 first grain flux controlling organizations; 80 second grain flux controlling organizations; 91 the next particle hoppers; 92 upper particle hoppers.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
It should be noted that, in this article, " first ", " second ", can not as the restrictions of parts itself only for distinguishing different parts.
See Fig. 1, a kind of heat reclaim unit, for reclaiming containing the heat in the waste gas of pollutant, it will be appreciated by those skilled in the art that, recuperable heat should be contained in waste gas, as high temperature organic exhaust gas, particularly, this heat reclaim unit comprises particle delivery device, first cross-current type moving granular bed 10, second cross-current type moving granular bed 20, circulation canal and the reverse-flow granular bed 30 be arranged on circulation canal, particle delivery device, first cross-current type moving granular bed 10 and the second cross-current type moving granular bed 20 are connected successively, the inlet communication second cross-current type moving granular bed 20 of circulation canal, the import of the outlet particle delivery device of circulation canal, particle delivery device is used for throwing in accumulation of heat particle to the first cross-current type moving granular bed 10, reverse-flow granular bed 30 is for cleaning accumulation of heat particle, accumulation of heat particle is successively by the first cross-current type moving granular bed 10, second cross-current type moving granular bed 20 and reverse-flow granular bed 30 are also back to particle delivery device.
The principle of this heat reclaim unit is: the high-temp waste gas containing polluter enters the first cross-current type moving granular bed 10, the gas of heating is needed to enter the second cross-current type moving granular bed 20, the accumulation of heat particle thrown in through particle delivery device enters the first cross-current type moving granular bed 10, exchange heat is carried out and polluter in trap exhaust in the process of accumulation of heat particle movement from top to bottom and with the high-temp waste gas that its cross-flow is flow through, thus, accumulation of heat particle temperature raises, EGT declines and waste gas becomes pure air discharges from the first cross-current type moving granular bed 10, the accumulation of heat particle absorbing heat at the first cross-current type moving granular bed 10 enters the second cross-current type moving granular bed 20, accumulation of heat particle is in the process of movement from top to bottom, the gas to be heated flow through with cross-current flow carries out exchange heat, accumulation of heat particle temperature reduces, gas temperature to be heated raises, thus the heat of waste gas is successfully reclaimed, because the pollutant occurred when waste gas is lowered the temperature is by accumulation of heat granule capturing, therefore this heat reclaim unit also has the effect of purifying exhaust air.Further, the accumulation of heat particle of discharging from the second cross-current type moving granular bed 20 is cleaned reverse-flow granular bed, accumulation of heat particle after cleaning is back to again particle delivery device, therefore, the technical program realizes heat transmission by accumulation of heat particle, heat is reclaimed by the first cross-current type moving granular bed, and trap pollutant, then automatically clean at reverse-flow granular bed, make heat recovery, contaminant removal is carried out continuously, simultaneously, by arranging circulation canal, accumulation of heat particle automatic cycle can be enable, accumulation of heat particle is reused, improve heat recovery efficiency.In addition, the technical program realizes heat transmission by accumulation of heat particle, due to more than 100 times that particle flow heat exchanger particle area can be shell-and-tube heat exchanger area in prior art, and the coefficient of heat transfer of air and particle can be 9 times of the shell-and-tube heat exchanger coefficient of heat transfer, therefore high efficient heat exchanging can be realized under the prerequisite that low cost of manufacture, equipment volume are little.
It should be noted that; in such scheme; the effect of particle delivery device is to throw in accumulation of heat particle; it can be complicated particle dispensing device; also can be simple cutting agency; as upper particle hopper 92; simultaneously; accumulation of heat particle is the particulate matter possessing heat storage ability, and it preferably has pollutant adsorption function simultaneously, gets up by the polluter trapping in waste gas; unified process or for special purpose; particularly, accumulation of heat particle can have multiple choices, as ceramic particle or metallic particles.
In such scheme, first cross-current type moving granular bed 10 and the second cross-current type moving granular bed 20 can with reference to existing moving bed structures, particularly, first cross-current type moving granular bed 10 comprises the exhaust gas inlet 11 be interconnected, waste gas outlet 12 and the first particle moving passage 13, second cross-current type moving granular bed 20 comprises the gas feed 21 be interconnected, gas vent 22 and the second particle moving passage 23, first particle moving passage 13 is communicated with the second particle moving passage 23, circulation canal is communicated with the outlet of the second particle moving passage 23 and the import of particle delivery device, particle delivery device is used for throwing in accumulation of heat particle to the import of the first particle moving passage 13, accumulation of heat particle is successively by the first particle moving passage 13, second particle moving passage 23 and reverse-flow granular bed 30.Like this, the high-temp waste gas containing polluter enters from exhaust gas inlet 11, and need the gas of heating to enter from gas feed 21, waste gas becomes pure air and discharges from waste gas outlet 12, is got rid of from gas vent 22 by the gas heated, and is convenient to design, manufactures and process.
For ensureing the ability of accumulation of heat granule capturing pollutant, make heat recovery simultaneously, contaminant removal is carried out continuously, the heat reclaim unit of such scheme also comprises the reverse-flow granular bed 30 be arranged on circulation canal, be specifically designed to the cleaning of accumulation of heat particle, reverse-flow granular bed 30 is for having the moving bed of cleaning function, particularly, the outlet of the inlet communication second particle moving passage 23 of reverse-flow granular bed 30, the import of the outlet particle delivery device of reverse-flow granular bed 30, reverse-flow granular bed 30 comprises cleaning chambers 31 and the cleansing medium entrance 32 and the cleansing medium outlet 33 that are communicated with cleaning chambers 31, accumulation of heat particle passes through from cleaning chambers 31.For improving cleaning performance, reverse-flow granular bed 30 can also be provided with supersonic generator 34, accumulation of heat particle from top to down passes through from cleaning chambers 31, simultaneously, cleansing medium entrance 32 is positioned at the bottom of cleaning chambers 31, cleansing medium outlet 33 is positioned at the top of cleaning chambers 31, and cleansing medium can carry out specific aim selection according to the composition of waste gas, as used washing agent etc.
Such scheme by arranging reverse-flow granular bed 30 on circulation canal, accumulation of heat particle moves from top to bottom from cleaning chambers 31, and flow from bottom to top in cleansing medium self-cleaning chamber 31, by adverse current, accumulation of heat particle is cleaned, achieve the recycling of accumulation of heat particle.Simultaneously, the supersonic generator 34 that reverse-flow granular bed 30 is installed is worked, supersonic generator 34 makes to produce strong effect between cleansing medium and accumulation of heat particle, the pollutant on attachment accumulation of heat particle surface is taken away by cleansing medium, effectively improves cleaning efficiency.
For the accumulation of heat particle through cleaning, unavoidable containing moisture, can carry out air-dry, dry or centrifugal dehydration treatment, for ensureing the aridity of accumulation of heat particle, above-mentioned heat reclaim unit can also comprise the gas-liquid particle sorting apparatus 40 be arranged on circulation canal, the outlet of the reverse-flow granular bed 30 of inlet communication of gas-liquid particle sorting apparatus 40, the particle outlet of gas-liquid particle sorting apparatus 40 is communicated with the import of particle delivery device, and gas-liquid particle sorting apparatus 40 bottom is provided with cleansing medium floss hole 41.Through the accumulation of heat particle of gas-liquid particle sorting apparatus 40, be effectively separated moisture, thus ensure the aridity of accumulation of heat particle.
For effectively realizing the circulation of accumulation of heat particle in circulation canal, in such scheme, preferably, the first particle induction apparatus 50 is provided with between the import of gas-liquid particle sorting apparatus 40 and the outlet of reverse-flow granular bed 30, the article inlet of the first particle induction apparatus 50 and the outlet of reverse-flow granular bed 30, the particle outlet of the first particle induction apparatus 50 is communicated with the import of gas-liquid particle sorting apparatus 40 by the first particle lifting passage 51, the below of the first particle induction apparatus 50 is provided with the first pressure entrance 52; And/or, the second particle induction apparatus 60 is provided with between the particle outlet of gas-liquid particle sorting apparatus 40 and the import of particle delivery device, the article inlet of the second particle induction apparatus 60 is communicated with the particle outlet of gas-liquid particle sorting apparatus 40, the particle outlet of the second particle induction apparatus 60 is communicated with the import of particle delivery device by the second particle lifting passage 61, the below of the second particle induction apparatus 60 is provided with the second pressure entrance 62.In this programme, effectively realized the lifter motion of particle by the first particle induction apparatus 50, second particle induction apparatus 60, preferably, from the first pressure entrance 52 and the second pressure entrance 62 enter for compressed air.
For ease of the control to accumulation of heat particle, between the outlet of particle delivery device and the import of the first particle moving passage 13, be provided with the first grain flux controlling organization 70; And/or, be provided with between the import of reverse-flow granular bed 30 and the outlet of the second particle moving passage 23 between second grain flux controlling organization 80, second grain flux controlling organization 80 and the import of reverse-flow granular bed 30 and be also provided with the next particle hopper 91.The amount entering the accumulation of heat amount of particles of the first particle moving passage 13 and the accumulation of heat particle of discharge the second particle moving passage 23 effectively can be controlled by the first grain flux controlling organization 70 and the second grain flux controlling organization 80, thus the control effectively realized heat reclaim unit heat exchanger effectiveness, simple and practical, the first grain flux controlling organization 70 and the second grain flux controlling organization 80 can be valve or other baiting control mechanism.
In such scheme, the structure of the first cross-current type moving granular bed 10 and the second cross-current type moving granular bed 20 can have multiple, simultaneously, the mode of communicating of the mode of communicating of exhaust gas inlet 11, waste gas outlet 12 and the first particle moving passage 13 and gas feed 21, gas vent 22 and the second particle moving passage 23 also can have multiple, particularly, first particle moving passage 13 is provided with baffle plate 14 near the side of exhaust gas inlet 11 and/or waste gas outlet 12, and baffle plate 14 is obliquely installed and forms ventilation port; And/or the second particle moving passage 23 is provided with baffle plate near the side of gas feed 21 and/or gas vent 22, and baffle plate is obliquely installed and forms ventilation port.In this programme, by arranging baffle plate 14, while guarantee first particle moving passage 13 is communicated with waste gas outlet 12 with exhaust gas inlet 11, ensure the trend of accumulation of heat particle, easily manufactured, easily realize, cost is low, in like manner, for the second particle moving passage 23, also there is same effect.
The mode of exhaust gas inlet 11, waste gas outlet 12 and the first particle moving passage 13 can have multiple, preferably, exhaust gas inlet 11 and waste gas outlet 12 are on the same line, and the linear vertical that the first particle moving passage 13 is formed with exhaust gas inlet 11 and waste gas outlet 12, being understandable that, can also be other angle; In like manner, preferably, gas feed 21 and gas vent 22 on the same line, and the linear vertical that the second particle moving passage 23 is formed with gas feed 21 and gas vent 22.
In the present embodiment, the flow process of heat recovery is as follows:
High-temp waste gas containing polluter enters from exhaust gas inlet 11, the gas of heating is needed to enter from gas feed 21, accumulation of heat particle through the input of particle delivery device enters the first particle moving passage 13 of the first cross-current type moving granular bed 10, exchange heat is carried out and polluter in trap exhaust in the process of accumulation of heat particle movement from top to bottom and with the high-temp waste gas that its cross-flow is flow through, thus, accumulation of heat particle temperature raises, EGT declines and waste gas becomes pure air discharges from waste gas outlet 12, the accumulation of heat particle absorbing heat at the first cross-current type moving granular bed 10 enters the second particle moving passage 23 of the second cross-current type moving granular bed 20, accumulation of heat particle is in the process of movement from top to bottom, the gas to be heated flow through with cross-current flow carries out exchange heat, accumulation of heat particle temperature reduces, gas temperature to be heated raises, thus the heat of waste gas is successfully reclaimed.
The accumulation of heat particle of discharging from the second particle moving passage 23 is the particle carrying certain polluter, the cleaning chambers 31 entering reverse-flow granular bed 30 through the first grain flux controlling organization 70, the next particle hopper 91 cleans, supersonic generator 34 makes to produce strong effect between cleansing medium and accumulation of heat particle, and the pollutant on attachment accumulation of heat particle surface is taken away by cleansing medium.
The accumulation of heat particle of discharging from reverse-flow granular bed 30 enters gas-liquid particle sorting apparatus 40 through the first particle lifting passage 51 under the effect of the first particle induction apparatus 50, accumulation of heat particle is separated with cleansing medium, accumulation of heat particle after separation enters the second particle induction apparatus 60, under the effect of Compressed Gas, promote passage 61 through the second particle and enter upper particle hopper 92, complete an exchange heat and the reset of accumulation of heat particle cleaning, enter next heat recovery and the circulation of accumulation of heat particle cleaning.
Therefore, above-mentioned heat reclaim unit, realizes heat transmission by accumulation of heat particle, and by pollutant in accumulation of heat granule capturing waste gas, not only heat can be reclaimed, have the effect of purifying exhaust air, meanwhile, accumulation of heat particle is cleaned in reverse-flow granular bed simultaneously, accumulation of heat particle after cleaning is back to again particle delivery device, therefore, achieve the automatic cleaning of accumulation of heat particle, heat recovery, contaminant removal are carried out continuously.In addition, due to more than 100 times that particle flow heat exchanger particle area can be shell-and-tube heat exchanger area in prior art, and the coefficient of heat transfer of air and particle can be 9 times of the shell-and-tube heat exchanger coefficient of heat transfer, therefore high efficient heat exchanging can be realized under the prerequisite that low cost of manufacture, equipment volume are little, in addition, by arranging reverse-flow granular bed 30, the accumulation of heat particle having trapped pollutant is cleaned in reverse-flow granular bed 30, accumulation of heat particle can be recycled, and supersonic generator 34 improves cleaning efficiency especially.
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a heat reclaim unit, for reclaiming containing the heat in the waste gas of pollutant, it is characterized in that, comprise particle delivery device, first cross-current type moving granular bed (10), second cross-current type moving granular bed (20), circulation canal and the reverse-flow granular bed (30) be arranged on described circulation canal, described particle delivery device, first cross-current type moving granular bed (10) and the second cross-current type moving granular bed (20) are connected successively, second cross-current type moving granular bed (20) described in the inlet communication of described circulation canal, the import of particle delivery device described in the outlet of described circulation canal, described particle delivery device is used for throwing in accumulation of heat particle to described first cross-current type moving granular bed (10), described reverse-flow granular bed (30) is for cleaning described accumulation of heat particle, described accumulation of heat particle is successively by the first cross-current type moving granular bed (10), second cross-current type moving granular bed (20) and reverse-flow granular bed (30) are also back to described particle delivery device.
2. heat reclaim unit according to claim 1, it is characterized in that, described first cross-current type moving granular bed (10) comprises the exhaust gas inlet (11) be interconnected, waste gas outlet (12) and the first particle moving passage (13), described second cross-current type moving granular bed (20) comprises the gas feed (21) be interconnected, gas vent (22) and the second particle moving passage (23), described first particle moving passage (13) is communicated with the second particle moving passage (23), described circulation canal is communicated with the described outlet of the second particle moving passage (23) and the import of particle delivery device, described particle delivery device is used for throwing in accumulation of heat particle to the import of described first particle moving passage (13), described accumulation of heat particle is successively by described first particle moving passage (13), second particle moving passage (23) and reverse-flow granular bed (30).
3. heat reclaim unit according to claim 2, it is characterized in that, the outlet of the second particle moving passage (23) described in the inlet communication of described reverse-flow granular bed (30), the import of particle delivery device described in the outlet of described reverse-flow granular bed (30), described reverse-flow granular bed (30) comprises cleaning chambers (31) and the cleansing medium entrance (32) and cleansing medium outlet (33) that are communicated with described cleaning chambers (31), and described accumulation of heat particle passes through from described cleaning chambers (31).
4. heat reclaim unit according to claim 3, it is characterized in that, described reverse-flow granular bed (30) is provided with supersonic generator (34), and described accumulation of heat particle from top to down passes through from described cleaning chambers (31).
5. heat reclaim unit according to claim 3, it is characterized in that, also comprise the gas-liquid particle sorting apparatus (40) be arranged on described circulation canal, the outlet of the reverse-flow granular bed of inlet communication (30) of described gas-liquid particle sorting apparatus (40), the particle outlet of described gas-liquid particle sorting apparatus (40) is communicated with the import of described particle delivery device, and described gas-liquid particle sorting apparatus (40) bottom is provided with cleansing medium floss hole (41).
6. heat reclaim unit according to claim 5, it is characterized in that, the first particle induction apparatus (50) is provided with between the import of described gas-liquid particle sorting apparatus (40) and the outlet of described reverse-flow granular bed (30), the described article inlet of the first particle induction apparatus (50) and the outlet of described reverse-flow granular bed (30), the particle outlet of described first particle induction apparatus (50) is communicated with the import of described gas-liquid particle sorting apparatus (40) by the first particle lifting passage (51), the below of described first particle induction apparatus (50) is provided with the first pressure entrance (52), and/or,
The second particle induction apparatus (60) is provided with between the particle outlet of described gas-liquid particle sorting apparatus (40) and the import of described particle delivery device, the article inlet of described second particle induction apparatus (60) is communicated with the particle outlet of described gas-liquid particle sorting apparatus (40), the particle outlet of described second particle induction apparatus (60) is communicated with the import of described particle delivery device by the second particle lifting passage (61), the below of described second particle induction apparatus (60) is provided with the second pressure entrance (62).
7. heat reclaim unit according to claim 3, is characterized in that, is provided with the first grain flux controlling organization (70) between the outlet of described particle delivery device and the import of described first particle moving passage (13); And/or,
Be provided with the second grain flux controlling organization (80) between the import of described reverse-flow granular bed (30) and the outlet of described second particle moving passage (23), between described second grain flux controlling organization (80) and the import of described reverse-flow granular bed (30), be also provided with the next particle hopper (91).
8. heat reclaim unit according to claim 2, it is characterized in that, described first particle moving passage (13) is provided with baffle plate (14) near the side of described exhaust gas inlet (11) and/or waste gas outlet (12), and described baffle plate (14) is obliquely installed and forms ventilation port; And/or,
Described second particle moving passage (23) is provided with baffle plate near the side of described gas feed (21) and/or gas vent (22), and described baffle plate is obliquely installed and forms ventilation port; And/or,
Described exhaust gas inlet (11) and waste gas outlet (12) on the same line, and the linear vertical that described first particle moving passage (13) is formed with described exhaust gas inlet (11) and waste gas outlet (12); And/or,
Described gas feed (21) and gas vent (22) on the same line, and the linear vertical that described second particle moving passage (23) is formed with described gas feed (21) and gas vent (22).
9. the heat reclaim unit according to any one of claim 1-8, is characterized in that, described accumulation of heat particle is ceramic particle or metallic particles.
10. the heat reclaim unit according to any one of claim 1-8, is characterized in that, described particle delivery device is upper particle hopper (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520802190.9U CN205019892U (en) | 2015-10-13 | 2015-10-13 | Heat recovering device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105169857A (en) * | 2015-10-13 | 2015-12-23 | 马军 | Heat recovery device |
| TWI818637B (en) * | 2022-07-22 | 2023-10-11 | 國立中央大學 | Device and controlling method for filtering gas |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105169857A (en) * | 2015-10-13 | 2015-12-23 | 马军 | Heat recovery device |
| TWI818637B (en) * | 2022-07-22 | 2023-10-11 | 國立中央大學 | Device and controlling method for filtering gas |
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