CN209165429U - VOCs adsorption desorption concentration-catalytic combustion system - Google Patents
VOCs adsorption desorption concentration-catalytic combustion system Download PDFInfo
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- CN209165429U CN209165429U CN201821766763.7U CN201821766763U CN209165429U CN 209165429 U CN209165429 U CN 209165429U CN 201821766763 U CN201821766763 U CN 201821766763U CN 209165429 U CN209165429 U CN 209165429U
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Abstract
The utility model discloses a kind of VOCs adsorption desorption concentration-catalytic combustion system, which includes adsorption desorption device, stores heat exchange-catalysis combustion integrative device and blower；Storing heat exchange-catalysis combustion integrative device includes the first storage heat exchanger, the second storage heat exchanger and catalytic combustion system, the heating device that first storage heat exchanger and the second storage heat exchanger respectively include heat-storing material and be arranged in heat-storing material, catalytic combustion system setting store heat exchanger and second first and store between heat exchanger；Adsorption desorption device connects exhaust gas introduction channel and blower at both ends respectively with storage heat exchange-catalysis combustion integrative device, and blower connects purified gas and exports channel.A blower is only set in the VOCs adsorption desorption concentration-catalytic combustion system whole device of the utility model, VOCs gas will be contained in catalytic combustion system, storage heat-exchanger rig, adsorber circular flow operation, energy consumption can be greatly reduced and reduce cost.
Description
Technical field
The utility model relates to be catalyzed burning waste gas processing technique, and in particular to a kind of VOCs adsorption desorption concentration-catalysis combustion
Burning system.
Background technique
Organic exhaust gas (abbreviation VOCs) brings detrimental effect to ecological environment and human health, and harm mainly has:
Under the action of positive light and heat participate in nitrogen oxide react to form ozone, cause air quality be deteriorated and be summer photochemical fog,
The main component of city gray haze；VOCs is the important precursor to form fine particle (PM2.5) and ozone, and VOCs exists in atmosphere
Specific gravity in PM2.5 accounts for 20%~40% or so, and there are also part PM2.5 to be transformed by VOCs.
At present to VOCs waste gas pollution control and treatment technology mainly have direct condensation, combustion method (adsorption desorption-Production by Catalytic Combustion Process, directly
Combustion method), adsorption desorption-condensing recovery method.All there are advantage and disadvantage in these methods, direct condensation and direct combustion method are used primarily in
The environment of the VOCs of high concentration, particularly suitable for gas composition similar in condensation temperature point and room temperature environment.It directly burns, i.e.,
The result directly burnt, but burnt to VOCs is unfavorable for the recycling of the energy；Adsorption desorption-condensing recovery method, adsorption desorption-catalysis
Combustion method is used primarily in the gaseous environment of the VOCs (general 15-200ppm) of low concentration, and adsorption desorption is in cost control and purification effect
It is relatively good on fruit, but making for adsorbent is influenced in use, adsorbent is easy to appear poisoning, clogging in the case where there is dust atmosphere
Use the service life.
Currently, the technique of most of VOCs Industrial cleaning facility is adsorption desorption+catalytic combustion method, adsorption desorption technique at present
The method of operation is to be switched exhaust gas in turn by way of switching valve, and process is adsorbent bed, and waste gas purification discharge takes off
Attached gas can be industrial steam, be also possible to be catalyzed the exhaust gas after combustion high temperature outlet heat exchange.Catalytic combustion system is at energy saving angle
On degree, presently mainly " main body heat exchange+catalysis burning " combination, the mode of main body heat exchange have storage heat exchange, indirect Continuous Heat Transfer side
Formula.It is more that upper quantity is arranged in blower in common adsorption desorption+catalytic combustion process now, higher on power consumption, except this it
Outside, the degree of integration of whole system is lower, increases equipment and occupies volume and Energy in use.
The patent of Patent No. CN201720914469.5 discloses a kind of energy-efficient catalytic combustion device, including outer
Shell, shell is interior to be equipped with heat exchanger, heater and catalytic burner, is equipped with air inlet and air outlet, the heating on the shell
Device includes primary heater, secondary heater and third heater, the catalytic burner include the first catalytic burner and
Second catalytic burner, heat exchanger, the second catalytic burner, third heater, the first catalytic burner and secondary heater
Installation is laid from bottom to top, which is arranged in heating device except catalytic burner.Patent No.
The patent of CN201521122066.4 discloses a kind of exhaust-gas treatment catalytic combustion system, includes fire arrester, heat exchanger, urges
Change combustion reaction device, exhaust blower, waste heat recovery pipe and mend cool air hose, the medium that exhaust gas source is connected to heat exchanger through fire arrester is logical
The import in road one, the outlet of the medium channel one of heat exchanger to catalyst combustion reaction device, catalyst combustion reaction device
Discharge outlet is connected to the import of the medium channel two of heat exchanger by the road, and the outlet of the medium channel two of heat exchanger is connected to by the road
Idle discharge is put after to exhaust blower, which only carries out heat exchange operation to exhaust gas, without heat storage operation.
Catalytic bed with store poor in heat-exchange system integration, be at present to combine greatly for storing heat-exchange system and catalytic bed
Type technique (referred to as " RCO "), but under the small discharge environment of VOCs, integration is poor, can improve installation cost.Currently, most
Adsorption desorption-catalysis burning integrated artistic, needs more arrangement blower and pipeline process, in use, is easy to increase device
Therefore Energy in use and arrangement volume consider that need to reduce energy consumption uses and occupy volume in Energy Angle.
Utility model content
Have the characteristics that occupied area is small, easy to operate, integrated the purpose of the utility model is to provide a kind of, and
Adsorption desorption-catalytic combustion system that integration is good, pipeline arrangement arrangement effect is excellent realizes adsorption desorption-catalysis combustion under low cost
Burn circular treatment.
Technical solution: the utility model provides a kind of VOCs adsorption desorption concentration-catalytic combustion system, and the VOCs adsorption desorption is dense
Contracting-catalytic combustion system includes adsorption desorption device, stores heat exchange-catalysis combustion integrative device and blower；Store heat exchange-catalysis burning
Integrated apparatus includes the first storage heat exchanger, the second storage heat exchanger and catalytic combustion system, and the first storage heat exchanger and second, which store, to be changed
The heating device that hot device respectively includes heat-storing material and is arranged in heat-storing material, catalytic combustion system setting store heat exchange first
Device and second stores between heat exchanger；Adsorption desorption device connects exhaust gas at both ends respectively with heat exchange-catalysis combustion integrative device is stored
Introduction channel and blower, blower connect purified gas and export channel.
Preferably, adsorption desorption device is provided with exhaust gas entrance and the outlet of adsorption cleaning gas；First storage heat exchanger is provided with de-
Attached gas entrance, the second storage heat exchanger are provided with the outlet of desorption gas；Blower is provided with air inlet and air outlet；Exhaust gas entrance passes through pipe
Road and triple valve are connected with desorption gas entrance and the outlet of desorption gas respectively, and the outlet of adsorption cleaning gas is distinguished by pipeline and triple valve
Be connected with desorption gas entrance, the outlet of desorption gas, air inlet and air outlet, air inlet by pipeline and triple valve respectively with gas is desorbed
Entrance is connected with the outlet of desorption gas；Blow valve port is provided between exhaust gas introduction channel and exhaust gas entrance, blow valve port is provided with cutting
Valve.
It is further preferred that VOCs adsorption desorption concentration-catalytic combustion system includes the first triple valve, the second triple valve, the
Three triple valves and the 4th triple valve, the first triple valve connect exhaust gas entrance, and the second triple valve connects the outlet of adsorption cleaning gas, third
Triple valve and the 4th triple valve, third triple valve connect air inlet, and the 4th triple valve connects gas outlet；VOCs adsorption desorption concentration-
Catalytic combustion system also includes the 5th triple valve, the 6th triple valve, the 7th triple valve and the 8th triple valve；The connection of 5th triple valve
First triple valve, the 6th triple valve and the 8th triple valve, the 6th triple valve connection desorption gas outlet and the 7th triple valve, the eight or three
Port valve connection desorption gas entrance and the 7th triple valve, the 7th triple valve connect third triple valve.
Adsorption desorption device includes one or more absorber, and VOCs adsorbent, VOCs absorption are provided in absorber
Agent can be the substance known in the art that adsorption desorption can be carried out to VOCs, for example one of active carbon, molecular sieve and zeolite
Or two or more mixture；Heat-storing material is ceramic material, mainly include clay, corundum, mullite, zircon, aluminium titanates,
One of aluminium oxide (or high aluminium material) and cordierite etc. are a variety of, are sized generally to ceramic saddle/rings filler, ceramic honeycomb
Filler, ceramic ball filler etc.；Heating device is electric heater unit or microwave heating equipment；Above-mentioned triple valve is solenoid valve；It urges
Changing burner can be known in the art for carrying out the device for being catalyzed burning to VOCs exhaust gas.
Working principle of the utility model is: being wrapped when the VOCs adsorption desorption concentration of the utility model-catalytic combustion system operation
Include adsorption process, desorption-catalyticing combustion process and purge.
Adsorption process: the first triple valve of connection, the second triple valve, third triple valve and the 4th triple valve, at this point, exhaust gas from
Exhaust gas introduction channel flows into adsorption desorption device by the exhaust gas entrance of the first triple valve and adsorption desorption device, and VOCs molecule is being inhaled
Discharge adsorption desorption device is exported through adsorption cleaning gas after VOCs adsorbent physical absorption in desorption apparatus, then through the second threeway
Valve, third triple valve flow to the 4th triple valve, are then drained into outdoor environment by purified gas export channel, start heating device,
Make to store heat-exchanger rig and slowly heat up heating.
Desorption-catalyticing combustion process: after the adsorbent material in adsorption desorption device reaches saturation, the first triple valve of connection,
5th triple valve, the 6th triple valve, the 8th triple valve, the 7th triple valve, third triple valve, the 4th triple valve and the second triple valve
Between pipeline, introduce a gas into (can be from the first triple valve introduce VOCs exhaust gas or from stop valve introduce air),
Successively enter storage heat exchange-catalysis combustion integrative device through the 5th triple valve and the 6th triple valve, stores heat exchange-catalysis burning one
During body makeup is set, gas is heated by heating device, and it is vertical that the first triple valve is switched to the right side, and makes the 8th triple valve and adsorption desorption
Pipeline connection between the adsorption cleaning gas outlet of device, the heated gas in storing heat exchange-catalysis combustion integrative device
Successively enter in adsorption desorption device through the 8th triple valve, the 7th triple valve, third triple valve, the 4th triple valve, the second triple valve,
Under the action of heated gas, be physically adsorbed the VOCs desorption concentration in VOCs adsorbent, exhaust gas after concentration according to
It is secondary to flow through the first triple valve, the 5th triple valve and the 6th triple valve and store heat exchanger into first, subsequently into catalytic combustion system,
Catalysis combustion oxidation reaction is carried out, carbon dioxide and water is generated, releases reaction heat.Exhaust gas after carrying out catalysis combustion oxidation reaction
Second is flowed into again to store in heat exchanger, oxidation reaction hot part is stored in the second storage heat exchanger, at this point, second stores heat exchanger temperature
Degree increases.
By adjusting the direction of the 5th triple valve, the 6th triple valve, the 8th triple valve and the 7th triple valve, switch exhaust gas
Trend, be alternatively formed two kinds of circuits: the flow direction of the first loop gas is the 4th triple valve, the second triple valve, the one or three
Port valve, the 5th triple valve, the 6th triple valve, the 8th triple valve, the 7th triple valve, third triple valve, the 4th triple valve；Second
The flow direction of loop gas is the 4th triple valve, the second triple valve, the first triple valve, the 5th triple valve, the 8th triple valve, the
Six triple valves, the 7th triple valve, third triple valve, the 4th triple valve；First is stored the heat in heat exchanger or the second storage heat exchanger
The VOCs for heating pending catalysis combustion oxidation reaction is measured, so that heat be made to be fully used.
Purge: opening stop valve, keeps blower operating, adjusts each triple valve direction, make outside air from stop valve
It is middle to enter adsorption desorption device, VOCs adsorbent is cooled to room temperature, the second triple valve, third triple valve, wind are then flowed sequentially through
Machine, the 4th triple valve are then out VOCs adsorption desorption concentration-catalytic combustion system, then entire VOCs adsorption desorption concentration-catalysis
Combustion system enters next cycle of operation.
The utility model has the advantages that the VOCs adsorption desorption concentration-catalytic combustion system of the utility model pass through at runtime adjust it is several
Three-way magnetic valve carry out continuous operation, adsorption desorption device, store heat exchange-catalysis combustion integrative device in turn adsorption desorption, follow storage
The switching of flow direction may be implemented in heat exchange operation, the storage heat-exchanger rig at both ends, and compact-sized, volume can be greatly reduced, and stores
Heating device is set in heat-exchanger rig, the heating operation of exhaust gas may be implemented, exhaust gas can be generally heated to 300 DEG C.Entirely
One blower is only set in device, VOCs gas will be contained in catalytic combustion system, storage heat-exchanger rig, adsorber circular flow
Operation can greatly reduce energy consumption and reduce cost.
Detailed description of the invention
Fig. 1 is VOCs adsorption desorption concentration-catalytic combustion system structural schematic diagram.
Specific embodiment
As shown in Figure 1, a kind of VOCs adsorption desorption concentration-catalytic combustion system, including the first triple valve 1, the second triple valve
2, third triple valve 3, the 4th triple valve 4, the 5th triple valve 5, the 6th triple valve 6, the 7th triple valve 7, the 8th triple valve 8, suction
Desorption apparatus 10 stores heat exchange-catalysis combustion integrative device and blower 14.VOCs adsorbent is provided in adsorption desorption device 10,
VOCs adsorbent can be one of active carbon, molecular sieve and zeolite or a variety of.Store heat exchange-catalysis combustion integrative device packet
The first storage heat exchanger 12a, the second storage heat exchanger 12b and catalytic combustion system 13 are included, first, which stores heat exchanger 12a and second, stores heat exchange
The heating device 11 that device 12b respectively includes heat-storing material and is arranged in heat-storing material, heat-storing material is ceramic material, main to wrap
One of clay, corundum, mullite, zircon, aluminium titanates, aluminium oxide (or high aluminium material) and cordierite etc. or a variety of are included,
It is sized generally to ceramic saddle/rings filler, ceramic honeycomb filler, ceramic ball filler etc.；Heating device is electric heater unit or micro-
Wave heating device.The setting of catalytic combustion system 13 stores heat exchanger 12a and second first and stores between heat exchanger 12b, wherein storage changes
Heat-catalysis combustion integrative device is disposed with the first storage heat exchanger 12a from the bottom to top, catalytic combustion system 13 and second stores
Heat exchanger 12b, adsorption desorption device 10 and store heat exchange-catalysis combustion integrative device respectively both ends connect exhaust gas introduction channel with
Blower 14 so that adsorption desorption device 10 and store heat exchange-catalysis combustion integrative device between the first triple valve 1 and blower 14 simultaneously
Connection, blower 14 connect purified gas and export channel.
10 both ends of adsorption desorption device are separately connected the first triple valve 1 and the second triple valve 2, and the first triple valve 1 is also connected with useless
Gas introduction channel and the 5th triple valve 5, the second triple valve 2 connect third triple valve 3 and the 4th triple valve 4, and the setting of blower 14 exists
Between third triple valve 3 and the 4th triple valve 4, first stores the 6th triple valve 6 of connection below heat exchanger 12a, and second stores heat exchanger
The 8th triple valve 8 is connected above 12b, the 6th triple valve 6 and the 8th triple valve 8 are on the same straight line of vertical direction, and the six or three
Port valve 6 and the 8th triple valve 8 are separately connected the 5th triple valve 5 and the 7th triple valve 7, and third triple valve 3 is also connected with the 7th threeway
Valve 7, the 4th triple valve 4 connect purified gas and export channel.It is provided on pipeline between first triple valve 1 and adsorption desorption device 10
Stop valve 9.
It include adsorption process, desorption-catalysis combustion when the VOCs adsorption desorption concentration of the utility model-catalytic combustion system operation
Burning process and purge.
Adsorption process: adjusting the direction of each triple valve, and gas is allowed to flow successively through the first triple valve 1, the second threeway
Valve 2, third triple valve 3 and the 4th triple valve 4, at this point, exhaust gas is filled from exhaust gas introduction channel by the first triple valve 1 and adsorption desorption
It sets in 10 exhaust gas entrance inflow adsorption desorption device 10, VOCs molecule is in adsorption desorption device 10 by VOCs adsorbent physical absorption
Discharge adsorption desorption device 10 is exported by adsorption cleaning gas, is then flow to through the second triple valve 2, third triple valve 3 and blower 14
4th triple valve 4 is then drained into outdoor environment by purified gas export channel.Start heating device 11, makes the first storage heat exchanger
The storage of storage heat exchanger 12a and second of 12a or first heat exchanger 12b slowly heats up heating.
Desorption-catalyticing combustion process: after the adsorbent material in adsorption desorption device 10 reaches saturation, the first triple valve is connected
1, the 5th triple valve 5, the 6th triple valve 6, the 8th triple valve 8, the 7th triple valve 7, third triple valve 3, the 4th triple valve 4 and
Pipeline between two triple valves 2, from the first triple valve 1 introduce VOCs exhaust gas or from stop valve 9 introduce air, make VOCs exhaust gas or
Air, which successively enters through the 5th triple valve 5 and the 6th triple valve 6, stores heat exchange-catalysis combustion integrative device, is storing heat exchange-catalysis
In combustion integrative device, VOCs exhaust gas or air store heat exchanger 12a or first by first and store the storage heat exchange of heat exchanger 12a and second
Device 12b heating.First triple valve 1 is switched to right vertical, the VOCs being heated in storing heat exchange-catalysis combustion integrative device
Exhaust gas or air successively through the 8th triple valve 8, the 7th triple valve 7, third triple valve 3, the 4th triple valve 4, the second triple valve 2 into
Enter in adsorption desorption device 10, under the action of the VOCs exhaust gas or air being heated, is physically adsorbed in VOCs adsorbent
VOCs desorption concentration, the exhaust gas after concentration store followed by the first triple valve 1, the 5th triple valve 5, the 6th triple valve 6 and first
Heat exchanger 12a carries out catalysis combustion oxidation reaction, releases reaction heat into catalytic combustion system 13.Carry out catalysis combustion oxidation
Exhaust gas after reaction is flowed into again in the second storage heat exchanger 12b, and oxidation reaction hot part is stored in the second storage heat exchanger 12b,
At this point, second stores the raising of heat exchanger 12b temperature.
By adjusting the direction of the 5th triple valve 5, the 6th triple valve 6, the 8th triple valve 8 and the 7th triple valve 7, switching is useless
The trend of gas, is alternatively formed two kinds of circuits: the flow direction of the first loop gas be the 4th triple valve 4, the second triple valve 2,
First triple valve 1, the 5th triple valve 5, the 6th triple valve 6, the 8th triple valve 8, the 7th triple valve 7, third triple valve the 3, the 4th
Triple valve 4；The flow direction of second of loop gas is the 4th triple valve 4, the second triple valve 2, the first triple valve the 1, the 5th 3
Port valve 5, the 8th triple valve 8, the 6th triple valve 6, the 7th triple valve 7, third triple valve 3, the 4th triple valve 4；To store
Heat in the first storage heat exchanger 12a or the second storage heat exchanger 12b is used to heat pending catalysis combustion oxidation reaction
VOCs, so that heat be made to be fully used.
Purge: opening stop valve 9, keeps blower 4 to operate, adjusts each triple valve direction, make outside air from cutting
Enter adsorption desorption device 10 in valve 9, VOCs adsorbent is cooled to room temperature, the second triple valve 2, third threeway are then flowed sequentially through
Valve 3, blower 14, the 4th triple valve 4 flow out VOCs adsorption desorption concentration-catalytic combustion system, and then entire VOCs adsorption desorption is dense
Contracting-catalytic combustion system enters next cycle of operation.
Claims (8)
1. a kind of VOCs adsorption desorption concentration-catalytic combustion system, which includes adsorption desorption
Device (10) stores heat exchange-catalysis combustion integrative device and blower (14)；It is characterized in that, the storage heat exchange-catalysis burning one
Body makeup, which is set, stores heat exchanger (12a), the second storage heat exchanger (12b) and catalytic combustion system (13) including first, and described first stores
Heat exchanger (12a) and second stores the heating device that heat exchanger (12b) respectively includes heat-storing material and be arranged in heat-storing material
(11), catalytic combustion system (13) setting stores heat exchanger (12a) and second described first and stores between heat exchanger (12b)；
The adsorption desorption device (10) connects exhaust gas introduction channel and blower at both ends respectively with heat exchange-catalysis combustion integrative device is stored
(14), the blower connection purified gas exports channel.
2. a kind of VOCs adsorption desorption concentration-catalytic combustion system according to claim 1, which is characterized in that described inhale takes off
Adsorption device (10) is provided with exhaust gas entrance and the outlet of adsorption cleaning gas；First storage heat exchanger (12a) is provided with desorption gas and enters
Mouthful, described second, which stores heat exchanger (12b), is provided with the outlet of desorption gas；The blower (14) is provided with air inlet and air outlet；Institute
It states exhaust gas entrance to be connected with the desorption gas entrance and the outlet of desorption gas respectively by pipeline and triple valve, the adsorption cleaning gas
Outlet by pipeline and triple valve respectively with the desorption gas entrance, desorption gas exports, air inlet and air outlet are connected, it is described into
Port is connected with desorption gas entrance and the outlet of desorption gas respectively by pipeline and triple valve.
3. a kind of VOCs adsorption desorption concentration-catalytic combustion system according to claim 2, which is characterized in that the exhaust gas
Blow valve port is provided between introduction channel and the exhaust gas entrance.
4. a kind of VOCs adsorption desorption concentration-catalytic combustion system according to claim 3, which is characterized in that the purging
Mouth is provided with stop valve (9).
5. a kind of VOCs adsorption desorption concentration-catalytic combustion system according to claim 2, which is characterized in that the VOCs
Adsorption desorption concentration-catalytic combustion system includes the first triple valve (1), the second triple valve (2), third triple valve (3) and the four or three
Port valve (4), first triple valve (1) connect the exhaust gas entrance, and second triple valve (2) connects the adsorption cleaning gas
Outlet, third triple valve (3) and the 4th triple valve (4), third triple valve (3) connection air inlet, the described 4th 3
Port valve (4) connects the gas outlet.
6. a kind of VOCs adsorption desorption concentration-catalytic combustion system according to claim 5, which is characterized in that the VOCs
Adsorption desorption concentration-catalytic combustion system also includes the 5th triple valve (5), the 6th triple valve (6), the 7th triple valve (7) and the 8th
Triple valve (8)；5th triple valve (5) connects first triple valve (1), the 6th triple valve (6) and the 8th triple valve
(8), the 6th triple valve (6) connects the desorption gas entrance and the 7th triple valve (7), the 8th triple valve (8) connection
The desorption gas outlet and the 7th triple valve (7), the 7th triple valve (7) connect the third triple valve (3).
7. a kind of VOCs adsorption desorption concentration-catalytic combustion system according to claim 1, which is characterized in that described inhale takes off
Adsorption device includes one or more absorber, and VOCs adsorbent is provided in the absorber, and the VOCs adsorbent is
One of active carbon, molecular sieve and zeolite are a variety of.
8. a kind of VOCs adsorption desorption concentration-catalytic combustion system according to claim 1, which is characterized in that the accumulation of heat
Material is one of clay, corundum, mullite, zircon, aluminium titanates, aluminium oxide, high alumina ceramic and cordierite or a variety of；Institute
Stating heating device is electric heater unit or microwave heating equipment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821766763.7U CN209165429U (en) | 2018-10-29 | 2018-10-29 | VOCs adsorption desorption concentration-catalytic combustion system |
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| CN201821766763.7U CN209165429U (en) | 2018-10-29 | 2018-10-29 | VOCs adsorption desorption concentration-catalytic combustion system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237498A (en) * | 2018-10-29 | 2019-01-18 | 江苏中科睿赛污染控制工程有限公司 | VOCs adsorption desorption concentration-catalytic combustion system |
| CN114797463A (en) * | 2022-05-30 | 2022-07-29 | 中国科学院过程工程研究所 | Device system and method for denitration of sintering flue gas by CO catalytic heat exchange series connection medium-low temperature SCR |
-
2018
- 2018-10-29 CN CN201821766763.7U patent/CN209165429U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237498A (en) * | 2018-10-29 | 2019-01-18 | 江苏中科睿赛污染控制工程有限公司 | VOCs adsorption desorption concentration-catalytic combustion system |
| CN114797463A (en) * | 2022-05-30 | 2022-07-29 | 中国科学院过程工程研究所 | Device system and method for denitration of sintering flue gas by CO catalytic heat exchange series connection medium-low temperature SCR |
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