CN211384444U - Heat accumulation backward flow high efficiency organic waste gas processing system - Google Patents
Heat accumulation backward flow high efficiency organic waste gas processing system Download PDFInfo
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- CN211384444U CN211384444U CN201921751300.8U CN201921751300U CN211384444U CN 211384444 U CN211384444 U CN 211384444U CN 201921751300 U CN201921751300 U CN 201921751300U CN 211384444 U CN211384444 U CN 211384444U
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- 239000007789 gas Substances 0.000 title claims abstract description 311
- 239000010815 organic waste Substances 0.000 title claims abstract description 41
- 238000009825 accumulation Methods 0.000 title claims abstract description 25
- 238000012545 processing Methods 0.000 title abstract description 5
- 238000001179 sorption measurement Methods 0.000 claims abstract description 73
- 238000001816 cooling Methods 0.000 claims abstract description 70
- 238000011084 recovery Methods 0.000 claims abstract description 63
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- 239000002912 waste gas Substances 0.000 claims abstract description 24
- 239000000428 dust Substances 0.000 claims description 122
- 230000001172 regenerating effect Effects 0.000 claims description 96
- 238000003795 desorption Methods 0.000 claims description 58
- 239000000112 cooling gas Substances 0.000 claims description 38
- 238000004891 communication Methods 0.000 claims description 30
- 238000010992 reflux Methods 0.000 claims description 27
- 239000007800 oxidant agent Substances 0.000 claims description 24
- 230000002000 scavenging effect Effects 0.000 claims description 20
- 238000010926 purge Methods 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000007664 blowing Methods 0.000 claims description 8
- 239000003500 flue dust Substances 0.000 claims description 5
- 239000003595 mist Substances 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims 4
- 239000012141 concentrate Substances 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000004064 recycling Methods 0.000 description 48
- 238000005338 heat storage Methods 0.000 description 18
- 238000002485 combustion reaction Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 7
- 239000000498 cooling water Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012716 precipitator Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012717 electrostatic precipitator Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a heat accumulation backward flow high efficiency organic waste gas processing system, mainly provides the steam of the heating chamber of heat accumulation formula burning furnace for this heat exchanger carries out the heat exchange, and the exhaust of this heat accumulation formula burning furnace carries out the heat exchange through this recovery heat exchanger or this cooler to carry this waste gas admission line again after carrying out the heat exchange or after cooling, make the gas after the burning get into the adsorption zone of this absorption runner, and not discharge through this chimney, let the emission of this chimney reduce, and make the treatment effeciency of organic waste gas promote.
Description
Technical Field
The utility model relates to a heat accumulation backward flow high efficiency organic waste gas treatment system especially relates to one kind and is used for getting into the gas after the burning and should adsorb the adsorption zone cyclic utilization of runner, and need not discharge through this chimney, makes organic waste gas's treatment effeciency promote, and is applicable to the organic waste gas treatment system or the similar equipment of semiconductor industry, photoelectricity industry or the relevant industry of chemistry.
Background
At present, volatile organic gases (VOC) are generated in the manufacturing process of semiconductor industry or photoelectric industry, so that processing equipment for processing the VOC is installed in each factory to prevent the VOC from being directly discharged into the air to cause air pollution. At present, most of the concentrated gas desorbed by the treatment equipment is delivered to the incinerator for combustion, and the combusted gas is delivered to a chimney for emission.
Therefore, in view of the above-mentioned shortcomings, the present inventors have desired to provide a thermal storage backflow high efficiency organic waste gas treatment system with improved organic waste gas treatment efficiency, which allows users to easily operate and assemble the system, and thus, the present inventors have focused on the research, design, assembly and manufacture of the system to provide convenience for users, and the system is an initiative that the present inventors want to research and develop.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main objective, lie in providing a heat accumulation backward flow high efficiency organic waste gas treatment system, mainly provide the steam of heat accumulation formula burning furnace's heating chamber for this heat exchanger carries out the heat exchange, and this heat accumulation formula burns burning furnace's exhaust and carries out the heat exchange via this recovery heat exchanger or this cooler, and carry this waste gas admission line again after carrying out the heat exchange or after cooling, make the gas after the burning get into this adsorption zone who adsorbs the runner, and discharge through this chimney, let the emission reduction of this chimney, and make organic waste gas's treatment effeciency promote, and then increase holistic practicality.
Another objective of the present invention is to provide a heat accumulation backflow high efficiency organic waste gas treatment system, and the hot gas through the heating chamber with this heat accumulation type incinerator is exported by the hot gas outlet of this heating chamber, and in the hot side pipeline that this heat exchanger is carried via the heat accumulation gas recovery pipeline that is connected with the hot gas outlet of this heating chamber, again in this desorption concentrated gas pipeline is carried via this hot gas recovery pipeline that the one end with this heat exchanger's hot side pipeline is connected, let the gas after this heat exchanger carries out the heat exchange get back to this heat accumulation type incinerator again via this desorption concentrated gas pipeline and burn, the messenger has recycle's efficiency, and then increase holistic usability.
A further object of the present invention is to provide a heat-accumulating backflow high-efficiency organic waste gas treatment system, when the heat-accumulating incinerator is a rotary heat-accumulating incinerator or when at least three heat-accumulating beds are disposed in the heat-accumulating incinerator, the heat-accumulating incinerator is provided with a scavenging (purge) pipeline, and the other end of the scavenging (purge) pipeline is connected to the heating chamber, and the hot gas in the heating chamber of the heat-accumulating incinerator is output from the hot gas outlet of the heating chamber and is delivered to the hot-side pipeline of the heat exchanger through a heat-accumulating gas recycling pipeline connected to the hot gas outlet of the heating chamber, and is delivered to the scavenging (purge) pipeline through the hot-gas recycling pipeline connected to one end of the hot-side pipeline of the heat exchanger, so that the gas after heat exchange through the heat exchanger is returned to the heating chamber through the scavenging (purge) pipeline, the recycling efficiency is achieved, and the overall operability is improved.
For a further understanding of the nature, character and technical content of the present invention, reference should be made to the following detailed description of the invention and accompanying drawings, which are provided for reference and illustration purposes only and are not intended to limit the invention.
Drawings
Fig. 1 is a schematic diagram of a main structure of a first embodiment of the present invention;
FIG. 2 is a schematic view of a first structure of a second heat storage bed according to a first embodiment of the present invention;
FIG. 3 is a schematic view of a second structure of a second heat storage bed according to the first embodiment of the present invention;
FIG. 4 is a flow chart showing a first structure of a three-bed heat storage bed according to the first embodiment of the present invention;
FIG. 5 is a schematic view of a second structure of a three-bed heat storage bed according to the first embodiment of the present invention;
FIG. 6 is a schematic diagram of a second embodiment of the present invention;
FIG. 7 is a schematic view of a first structure of a second heat storage bed according to a second embodiment of the present invention;
FIG. 8 is a schematic view of a second structure of a second regenerative bed according to a second embodiment of the present invention;
FIG. 9 is a flow chart showing a first structure of a three-bed heat storage bed according to a second embodiment of the present invention;
fig. 10 is a schematic view of a second structure of a three-bed heat storage bed according to a second embodiment of the present invention.
In the above drawings, the reference numerals have the following meanings:
A. one side B and the other side
10. Heat accumulating type incinerator 101 and heat accumulating bed
101. First and second heat storage beds 102 and 102
103. Third heat storage bed 11, heating chamber
111. Hot gas outlet 12, air inlet pipeline
13. Gas outlet pipeline 14 and scavenging pipeline
20. Adsorption rotating wheel 201 and adsorption area
202. Cooling zone 203, desorption zone
21. Exhaust gas inlet line 22 and clean gas discharge line
221. Fan 222 and clean gas bypass pipeline
2221. Clean gas bypass control valve 23 and cooling gas inlet pipeline
231. Gas bypass pipeline 24 and cooling gas conveying pipeline
241. Cooling air control valve 25 and hot gas delivery line
251. Hot gas control valve 26, desorption concentration waste gas pipeline
261. Blower 27, communication pipe
271. Communication control valve 30 and heat exchanger
301. Cold side duct 302, hot side duct
31. Hot gas recovery line 32 and heat storage gas recovery line
40. Return heat exchanger 401, return cold side piping
402. Return hot side pipeline 41 and return hot gas recovery pipeline
42. Return recovery pipeline 421 and fan
50. Cooler 51 and cooling return hot gas recovery line
52. Cooling reflux recovery pipeline 521 and fan
53. Cooling water pipeline 60 and dust removing equipment
70. Chimney 71, chimney exhaust line
711. Fan blower
Detailed Description
Please refer to fig. 1 to 10, which are schematic diagrams illustrating an embodiment of the present invention. And the utility model discloses a heat accumulation backward flow high efficiency organic waste gas treatment system's best embodiment is for applying to the organic waste gas treatment system or the similar equipment that volatilizees of semiconductor industry, photoelectric industry or the relevant industry of chemistry, and the gas entering after mainly will burning adsorbs the adsorption zone of runner, and does not pass through this chimney and discharges, makes organic waste gas's treatment effeciency promote.
The heat-accumulating backflow high-efficiency organic waste gas treatment system of the first embodiment of the present invention mainly comprises a heat-accumulating incinerator (RTO)10, an adsorption rotor 20, a heat exchanger 30 and a backflow heat exchanger 40 (as shown in fig. 1 to 5), wherein the heat exchanger 30 has a cold-side pipeline 301 and a hot-side pipeline 302, the heat exchanger 30 is connected to a hot-gas recovery pipeline 31 and a heat-accumulating gas recovery pipeline 32, the backflow heat exchanger 40 has a backflow cold-side pipeline 401 and a backflow hot-side pipeline 402, the backflow heat exchanger 40 is connected to a backflow hot-gas recovery pipeline 41 and a backflow recovery pipeline 42, a heat-accumulating bed 101 is disposed in the heat-accumulating incinerator (RTO)10, the heat-accumulating bed 101 may have two heat-accumulating beds (as shown in fig. 2 to 4), three heat-accumulating beds (as shown in fig. 4 and fig. 5), four heat-accumulating beds (not shown in the figures) or five heat-accumulating beds (not shown in the figures, the Regenerative Thermal Oxidizer (RTO)10 has a heating chamber 11, at least one air inlet duct 12 and at least one air outlet duct 13, and the heating chamber 11 has a hot air outlet 111 (as shown in fig. 1 to 5). Alternatively, the Regenerative Thermal Oxidizer (RTO)10 may be a rotary regenerative thermal oxidizer (not shown).
When the Regenerative Thermal Oxidizer (RTO)10 of the present invention is provided with a heating chamber 11 and at least three regenerative beds 101 (as shown in fig. 4 and 5), the three regenerative beds 101 are respectively set as a first regenerative bed 1011, a second regenerative bed 1012 and a third regenerative bed 1013, and the first regenerative bed 1011, the second regenerative bed 1012 and the third regenerative bed 1013 are all communicated with the heating chamber 11, and the regenerative bed 101 is used for storing and releasing heat, so as to recover the heat energy of the high-temperature exhaust gas, so as to supply the low-temperature intake air for preheating, and the first regenerative bed 1011, the second regenerative bed 1012 or the third regenerative bed 1013 are mutually switched for use. In addition, the heating chamber 11 of the Regenerative Thermal Oxidizer (RTO)10 is provided with a burner (as shown in fig. 1 to 5) which introduces fuel gas or fuel liquid for combustion and transfers hot gas during combustion to the heating chamber 11 of the Regenerative Thermal Oxidizer (RTO)10 for use, and the burner is provided with an air pipeline which is provided with a fan, and air in the air pipeline is pushed into the burner by the fan to assist combustion and generate temperature rise.
The adsorption rotor 20 is a zeolite concentration rotor or a concentration rotor made of other materials, and the adsorption rotor 20 is provided with an adsorption region 201, a cooling region 202 and a desorption region 203, the adsorption rotor 20 is provided with a waste gas inlet pipeline 21, a purified gas discharge pipeline 22, a cooling gas inlet pipeline 23, a cooling gas delivery pipeline 24, a hot gas delivery pipeline 25 and a desorption concentration waste gas pipeline 26 (as shown in fig. 1 to 5), and the other end of the waste gas inlet pipeline 21 is connected to one side a of the adsorption region 201 of the adsorption rotor 20, so that the adsorption region 201 of the adsorption rotor 20 adsorbs waste gas in the waste gas inlet pipeline 21, and one end of the purified gas discharge pipeline 22 is connected to the other side B of the adsorption region 201 of the adsorption rotor 20, so that the waste gas is purified by the adsorption region 201 of the adsorption rotor 20 and then is delivered by the purified gas discharge pipeline 22.
In addition, one end of the cooling air inlet line 23 is connected to one side a of the cooling zone 202 of the adsorption rotor 20, and the cooling air inlet line 23 has two embodiments, in the first embodiment, the cooling air inlet pipe 23 is used for the inlet of external air (as shown in fig. 2 and 4), the external air is fresh air, so that the external air is used for conveying into the cooling area 202 of the adsorption runner 20 for cooling, in a second alternative embodiment, the cooling air inlet conduit 23 is provided with a gas bypass conduit 231 (as shown in figures 3 and 5), one end of the gas bypass line 231 is connected to the cooling gas inlet line 23, and the other end of the gas bypass line 231 is connected to the exhaust gas inlet line 21, part of the exhaust gas is delivered to the cooling zone 202 of the sorption rotor 20 for temperature reduction through the gas bypass line 231.
In addition, one end of the cooling gas conveying pipeline 24 is connected to the other side B of the cooling region 202 of the adsorption rotor 20, the other end of the cooling gas conveying pipeline 24 is connected to one end of the cold side pipeline 301 of the heat exchanger 30, so as to convey the cooling gas in the cooling gas conveying pipeline 24 into the heat exchanger 30 for heat exchange (as shown in fig. 1 to 5), the other end of the cold side pipeline 301 of the heat exchanger 30 is connected to the other end of the hot gas conveying pipeline 25, one end of the hot gas conveying pipeline 25 is connected to the other side B of the desorption region 203 of the adsorption rotor 20, one side a of the desorption region 203 of the adsorption rotor 20 is connected to one end of the desorption concentrated gas pipeline 26 (as shown in fig. 1 to 5), so that the hot gas lifted by the heat exchanger 30 is conveyed to the desorption region 203 of the adsorption rotor 20 through the hot gas conveying pipeline 25 for desorption, and the desorption concentrated gas desorbed at high temperature is transported through the desorption concentrated gas pipeline 26, and the other end of the desorption concentrated gas pipeline 26 is connected with at least one air inlet pipeline 12 of the regenerative incinerator 10, so that the desorption concentrated gas enters the regenerative incinerator 10 to be combusted. In addition, the desorption concentrated gas pipeline 26 is provided with a fan 261 for pumping the desorption concentrated gas in the desorption concentrated gas pipeline 26.
In addition, a proportional damper (as shown in fig. 2 to 5) is provided between the cooling gas delivery pipeline 24 and the hot gas delivery pipeline 25 in the first embodiment of the present invention, and the proportional damper is provided with two implementation designs, wherein the first implementation design is to provide a communication pipeline 27 between the cooling gas delivery pipeline 24 and the hot gas delivery pipeline 25, and the communication pipeline 27 is provided with a communication control valve 271, and the hot gas delivery pipeline 25 is provided with a hot gas control valve 251, and form the proportional damper by the communication control valve 271 and the hot gas control valve 251, and the second implementation design is to provide a communication pipeline 27 between the cooling gas delivery pipeline 24 and the hot gas delivery pipeline 25, and the communication pipeline 27 is provided with a communication control valve 271, and the cooling gas delivery pipeline 24 is provided with a cooling control valve 241, and form the proportional damper by the communication control valve 271 and the cooling control valve 241, therefore, the magnitude of the control wind can be adjusted by the designed proportional damper of the communication control valve 271 and the hot gas control valve 25 or by the designed proportional damper of the communication control valve 271 and the cooling control valve 241, so that the temperature in the hot gas conveying pipeline 25 can be kept at a certain high temperature to be provided for the desorption region 203 of the adsorption rotor 20.
In addition, the heat exchanger 30 is connected to a hot gas recycling line 31 and a hot gas recycling line 32, wherein one end of the hot gas recycling line 32 is connected to the hot gas outlet 111 of the heating chamber 11 of the regenerative incinerator 10 (as shown in fig. 1 to 5), the other end of the hot gas recycling line 32 is connected to the other end of the hot side line 302 of the heat exchanger 30, and one end of the hot gas recycling line 31 is connected to one end of the hot side line 302 of the heat exchanger 30. Therefore, the desorption concentrated gas is delivered to at least one air inlet pipeline 12 of the regenerative incinerator 10 through the desorption concentrated gas delivery pipeline 26, and the gas combusted by the regenerative incinerator 10 is delivered to the hot side pipeline 302 of the heat exchanger 30 for heat recovery through the regenerative gas recovery pipeline 32 from the hot gas outlet 111 of the heating chamber 11, and is delivered through the hot gas recovery pipeline 31.
The above-mentioned hot gas recycling pipeline 31 has two connecting paths, the first path is that the other end of the hot gas recycling pipeline 31 is connected to the desorption concentrated gas pipeline 26 (as shown in fig. 1 to fig. 3), so that the gas that is transported to the hot side pipeline 302 of the heat exchanger 30 by the heat-storage gas recycling pipeline 32 for heat recycling is transported to the desorption concentrated gas pipeline 26 by the hot gas recycling pipeline 31, and then transported to the heat-storage incinerator 10 for repeated combustion by the desorption concentrated gas pipeline 26, so as to have recycling efficiency.
The second path is when at least three regenerative beds 101 are provided in the regenerative thermal oxidizer 10 or when the regenerative thermal incinerator 10 is a rotary regenerative thermal incinerator (not shown), the regenerative bed 101 of the regenerative thermal oxidizer 10 is provided with a scavenging (purge) line 14 (shown in fig. 4 and 5), and the other end of the scavenging (purge) line 14 is connected to the heating chamber 11, so that when the heat storage bed 101 is not used for the inlet air or the outlet air, the scavenging gas (purge) line 14 may be used to supply the gas into the heating chamber 11, and therefore, the other end of the hot gas recovery pipeline 31 is connected to the scavenging (purge) pipeline 14, so that the gas that is transferred into the hot side pipeline 302 of the heat exchanger 30 through the heat storage gas recovery pipeline 32 and subjected to heat recovery is transferred into the scavenging (purge) pipeline 14 through the hot gas recovery pipeline 31, and then transferred into the heating chamber 11 through the scavenging (purge) pipeline 14.
In addition, the heat-returning heat exchanger 40 is connected to a hot-returning gas recycling pipeline 41 and a hot-returning gas recycling pipeline 42, one end of the cold-returning pipeline 401 of the heat-returning heat exchanger 40 is connected to the other end of the clean gas discharging pipeline 22, one end of the hot-returning pipeline 41 is connected to one end of the hot-returning pipeline 402 of the heat-returning heat exchanger 40, the other end of the hot-returning pipeline 41 is connected to the gas outlet pipeline 13 of the regenerative incinerator 10 (as shown in fig. 1 to 5), one end of the hot-returning pipeline 42 is connected to the other end of the hot-returning pipeline 402 of the heat-returning heat exchanger 40, and the other end of the hot-returning pipeline 42 is connected to the exhaust gas inlet pipeline 21. Furthermore, the hot gas return line 41 and the hot gas return line 42 of the heat return exchanger 40 can be provided with a dust removing device 60 (as shown in fig. 5), or a dust removing device 60 is provided on the hot gas return line 42 of the heat return exchanger 40 (as shown in fig. 2 and 4), or a dust removing device 60 is provided on the hot gas return line 41 of the heat return exchanger 40 (as shown in fig. 3), so that the gas passing through the hot gas return line 41 or the gas passing through the hot gas return line 42 can be filtered by the dust removing device 60, wherein the dust removing device 60 is a bag filter, an electric bag filter, an inertial filter, an electrostatic precipitator, a centrifugal precipitator, a filter cartridge pulse precipitator, a pulse bag filter, a pulse filter cartridge precipitator, a pulse filter, a vacuum cleaner, the recycling system comprises a pulse blowing bag type dust collector, a wet type electric dust collector, a wet type electrostatic dust collector, a water film dust collector, a venturi tube dust collector, a cyclone separator, a flue dust collector, a multilayer dust collector, a negative pressure blowback filter bag dust collector, a low pressure long bag pulse dust collector, a horizontal type electrostatic dust collector, a unpowered dust collector, a charged water mist dust collector, a multi-tube cyclone dust collector or an explosion-proof dust collector, wherein a fan 421 (shown in fig. 1 to 5) is arranged on a backflow recycling pipeline 42 of the backflow heat exchanger 40 so as to push gas in the backflow recycling pipeline 42 into the waste gas inlet pipeline 21. Therefore, the gas burned in the regenerative thermal oxidizer 10 is transported to the return hot side pipeline 402 of the return heat exchanger 40 through the return hot gas recovery pipeline 41 for heat recovery, then transported into the dust removing device 60 through the return recovery pipeline 42 for separation of oxides such as dust or silica (SiO2), and finally transported into the exhaust gas inlet pipeline 21, so that the burned gas enters the adsorption area 201 of the adsorption rotating wheel 20 and is not discharged through the chimney 70, thereby reducing the discharge amount of the chimney 70 and improving the treatment efficiency of the organic exhaust gas.
The heat-returning exchanger 40 is connected to a chimney 70, the chimney 70 is provided with a chimney discharge pipe 71 (as shown in fig. 1 to 5), one end of the chimney discharge pipe 71 is connected to the chimney 70, the other end of the chimney discharge pipe 71 is connected to the other end of the return cold-side pipe 401 of the heat-returning exchanger 40, so that the purified gas discharged from the clean gas discharge pipe 22 enters the return cold-side pipe 401 of the heat-returning exchanger 40 for heat exchange, and is then conveyed to the chimney 70 for discharge through the chimney discharge pipe 71, and the chimney discharge pipe 71 is provided with a fan 711 (as shown in fig. 3 and 5) for pushing the gas in the chimney discharge pipe 71 into the chimney 70. In addition, the clean gas discharge line 22 is provided with a blower 221 (as shown in fig. 2 to 5) to push the gas in the clean gas discharge line 22 toward the return cold side line 401 of the return heat exchanger 40. A purified gas bypass line 222 is disposed beside the purified gas discharge line 22, one end of the purified gas bypass line 222 is connected to the purified gas discharge line 22 (as shown in fig. 1 to 5), and the other end of the purified gas bypass line 222 is connected to the chimney discharge line 71, so that when the purified gas discharged from the purified gas discharge line 22 is transported, the purified gas enters the return cold-side line 401 of the return heat exchanger 40 for heat exchange, and is bypassed by the purified gas bypass line 222 connected to the purified gas discharge line 22, so that a part of the purified gas directly flows to the chimney discharge line 71 and is discharged through the chimney 70. The net gas bypass line 222 is further provided with a net gas bypass control valve 2221, so as to adjust the air volume of the purified gas delivered from the net gas discharge line 22 through the net gas bypass control valve 2221, thereby achieving the adjusting and controlling effect.
The second embodiment of the present invention relates to a Regenerative Thermal Oxidizer (RTO)10, an adsorption rotor 20, a heat exchanger 30 and a cooling water 50 (as shown in fig. 6 to 10), wherein the heat exchanger 30 has a cold side pipeline 301 and a hot side pipeline 302, the heat exchanger 30 is connected to a hot gas recycling pipeline 31 and a thermal gas recycling pipeline 32, the cooling water 50 is connected to a cooling reflux hot gas recycling pipeline 51 and a cooling reflux recycling pipeline 52, a regenerative bed 101 is disposed in the Regenerative Thermal Oxidizer (RTO)10, the regenerative bed 101 may have two regenerative beds (as shown in fig. 6 to 8), three regenerative beds (as shown in fig. 9 and 10), four regenerative beds (not shown) or five regenerative beds (not shown), and the Regenerative Thermal Oxidizer (RTO)10 has a heating chamber 11, At least one air inlet pipe 12 and at least one air outlet pipe 13, the heating chamber 11 is provided with a hot air outlet 111 (as shown in fig. 6 to 10). Alternatively, the Regenerative Thermal Oxidizer (RTO)10 may be a rotary regenerative thermal oxidizer (not shown).
When the Regenerative Thermal Oxidizer (RTO)10 of the present invention is provided with a heating chamber 11 and at least three regenerative beds 101 (as shown in fig. 9 and 10), the three regenerative beds 101 are respectively set as a first regenerative bed 1011, a second regenerative bed 1012 and a third regenerative bed 1013, the first regenerative bed 1011, the second regenerative bed 1012 and the third regenerative bed 1013 are all communicated with the heating chamber 11, and the regenerative bed 101 is used for storing and releasing heat, so as to recover the heat energy of the high-temperature exhaust gas, so as to supply the low-temperature intake air for preheating, and the first regenerative bed 1011, the second regenerative bed 1012 or the third regenerative bed 1013 are mutually switched for use. In addition, the heating chamber 11 of the Regenerative Thermal Oxidizer (RTO)10 is provided with a burner (as shown in fig. 6 to 10) which introduces fuel gas or fuel liquid for combustion and transfers hot gas during combustion to the heating chamber 11 of the Regenerative Thermal Oxidizer (RTO)10 for use, and the burner is provided with an air pipeline which is provided with a fan, so that air in the air pipeline is pushed into the burner by the fan to assist combustion and generate temperature rise.
The adsorption rotor 20 is a zeolite concentration rotor or a concentration rotor made of other materials, and the adsorption rotor 20 is provided with an adsorption region 201, a cooling region 202 and a desorption region 203, the adsorption rotor 20 is provided with a waste gas inlet pipeline 21, a purified gas discharge pipeline 22, a cooling gas inlet pipeline 23, a cooling gas delivery pipeline 24, a hot gas delivery pipeline 25 and a desorption concentration waste gas pipeline 26 (as shown in fig. 6 to fig. 10), and the other end of the waste gas inlet pipeline 21 is connected to one side a of the adsorption region 201 of the adsorption rotor 20, so that the adsorption region 201 of the adsorption rotor 20 adsorbs waste gas in the waste gas inlet pipeline 21, and one end of the purified gas discharge pipeline 22 is connected to the other side B of the adsorption region 201 of the adsorption rotor 20, so that the waste gas is purified by the adsorption region 201 of the adsorption rotor 20 and then is delivered by the purified gas discharge pipeline 22.
In addition, one end of the cooling air inlet pipe 23 is connected to one side a of the cooling area 202 of the sorption rotor 20, and the cooling air inlet pipe 23 has two embodiments, wherein the first embodiment is that the cooling air inlet pipe 23 is used for entering external air (as shown in fig. 6 and 7), and the external air is fresh air, so as to convey the external air into the cooling area 202 of the sorption rotor 20 for cooling, and the second embodiment is that the cooling air inlet pipe 23 is provided with a gas bypass pipe 231 (as shown in fig. 8), one end of the gas bypass pipe 231 is connected to the cooling air inlet pipe 23, and the other end of the gas bypass pipe 231 is connected to the exhaust gas inlet pipe 21, so as to convey part of the exhaust gas into the cooling area 202 of the sorption rotor 20 for cooling through the gas bypass pipe 231.
In addition, one end of the cooling gas conveying pipeline 24 is connected to the other side B of the cooling region 202 of the adsorption rotor 20, the other end of the cooling gas conveying pipeline 24 is connected to one end of the cold side pipeline 301 of the heat exchanger 30, so as to convey the cooling gas in the cooling gas conveying pipeline 24 into the heat exchanger 30 for heat exchange (as shown in fig. 6 to 10), the other end of the cold side pipeline 301 of the heat exchanger 30 is connected to the other end of the hot gas conveying pipeline 25, one end of the hot gas conveying pipeline 25 is connected to the other side B of the desorption region 203 of the adsorption rotor 20, one side a of the desorption region 203 of the adsorption rotor 20 is connected to one end of the desorption concentrated gas pipeline 26, so that the hot gas lifted by the heat exchanger 30 is conveyed to the desorption region 203 of the adsorption rotor 20 through the hot gas conveying pipeline 25 for desorption, and the desorption concentrated gas desorbed at high temperature is transported through the desorption concentrated gas pipeline 26, and the other end of the desorption concentrated gas pipeline 26 is connected with at least one air inlet pipeline 12 of the regenerative incinerator 10, so that the desorption concentrated gas enters the regenerative incinerator 10 to be combusted. In addition, the desorption/concentration gas pipeline 26 is provided with a fan 261 (as shown in fig. 8 and 10) for pumping the desorption/concentration gas in the desorption/concentration gas pipeline 26.
In addition, a proportional damper (as shown in fig. 7 to 10) is provided between the cooling gas delivery pipeline 24 and the hot gas delivery pipeline 25 in the first embodiment of the present invention, and the proportional damper is provided with two implementation designs, wherein the first implementation design is that a communication pipeline 27 is provided between the cooling gas delivery pipeline 24 and the hot gas delivery pipeline 25, and the communication pipeline 27 is provided with a communication control valve 271, and the hot gas delivery pipeline 25 is provided with a hot gas control valve 251, and the proportional damper is formed by the communication control valve 271 and the hot gas control valve 251, and the second implementation design is that a communication pipeline 27 is provided between the cooling gas delivery pipeline 24 and the hot gas delivery pipeline 25, and the communication pipeline 27 is provided with a communication control valve 271, and the cooling gas delivery pipeline 24 is provided with a cooling control valve 241, and the proportional damper is formed by the communication control valve 271 and the cooling control valve 241, therefore, the magnitude of the control wind can be adjusted by the designed proportional damper of the communication control valve 271 and the hot gas control valve 25 or by the designed proportional damper of the communication control valve 271 and the cooling control valve 241, so that the temperature in the hot gas conveying pipeline 25 can be kept at a certain high temperature to be provided for the desorption region 203 of the adsorption rotor 20.
In addition, the heat exchanger 30 is connected to a hot gas recycling line 31 and a hot gas recycling line 32, wherein one end of the hot gas recycling line 32 is connected to the hot gas outlet 111 of the heating chamber 11 of the regenerative incinerator 10 (as shown in fig. 6 to 10), the other end of the hot gas recycling line 32 is connected to the other end of the hot side line 302 of the heat exchanger 30, and one end of the hot gas recycling line 31 is connected to one end of the hot side line 302 of the heat exchanger 30. Therefore, the desorption concentrated gas is delivered to at least one air inlet pipeline 12 of the regenerative incinerator 10 through the desorption concentrated gas delivery pipeline 26, and the gas combusted by the regenerative incinerator 10 is delivered to the hot side pipeline 302 of the heat exchanger 30 for heat recovery through the regenerative gas recovery pipeline 32 from the hot gas outlet 111 of the heating chamber 11, and is delivered through the hot gas recovery pipeline 31.
The above-mentioned hot gas recycling pipeline 31 has two connecting paths, the first path is that the other end of the hot gas recycling pipeline 31 is connected to the desorption concentrated gas pipeline 26 (as shown in fig. 6 to 8), so that the gas that is transported to the hot side pipeline 302 of the heat exchanger 30 by the heat-storage gas recycling pipeline 32 for heat recycling is transported to the desorption concentrated gas pipeline 26 by the hot gas recycling pipeline 31, and then transported to the heat-storage incinerator 10 for repeated combustion by the desorption concentrated gas pipeline 26, so as to have recycling efficiency.
And the second path is when at least three regenerative beds 101 are provided in the regenerative thermal oxidizer 10 or the regenerative thermal incinerator 10 is a rotary regenerative thermal incinerator (not shown), the regenerative bed 101 of the regenerative thermal oxidizer 10 is provided with a scavenging (purge) line 14 (shown in figures 9 and 10), and the other end of the scavenging (purge) line 14 is connected to the heating chamber 11, so that when the heat storage bed 101 is not used for the inlet air or the outlet air, the scavenging gas (purge) line 14 may be used to supply the gas into the heating chamber 11, and therefore, the other end of the hot gas recovery pipeline 31 is connected to the scavenging (purge) pipeline 14, so that the gas that is transferred into the hot side pipeline 302 of the heat exchanger 30 through the heat storage gas recovery pipeline 32 and subjected to heat recovery is transferred into the scavenging (purge) pipeline 14 through the hot gas recovery pipeline 31, and then transferred into the heating chamber 11 through the scavenging (purge) pipeline 14.
In addition, a cooling water pipeline 53 (as shown in fig. 6 to 10) is disposed in the cooler 50, the cooler 50 is a shell-and-tube cooler, a fin-tube cooler or a plate heat exchanger cooler, the cooler 50 is connected to a cooling return hot gas recycling pipeline 51 and a cooling return recycling pipeline 52, one end of the cooling return hot gas recycling pipeline 51 is connected to one end of the cooler 50, the other end of the cooling return hot gas recycling pipeline 51 is connected to the exhaust gas pipeline 13 of the regenerative incinerator 10, one end of the cooling return recycling pipeline 52 is connected to the other end of the cooler 50, and the other end of the cooling return recycling pipeline 52 is connected to the exhaust gas inlet pipeline 21. Furthermore, the cooling return hot gas recycling line 51 and the cooling return recycling line 52 of the cooler 50 can be provided with a dust removing device 60 (as shown in fig. 10), or a dust removing device 60 is provided on the cooling return recycling line 52 of the cooler 50 (as shown in fig. 7 and 9), or a dust removing device 60 is provided on the cooling return hot gas recycling line 51 of the cooler 50 (as shown in fig. 8), so that the gas passing through the cooling return hot gas recycling line 51 or the gas passing through the cooling return recycling line 52 can be filtered by the dust removing device 60, wherein the dust removing device 60 is a bag filter, an electric bag filter, an inertial dust collector, an electrostatic dust collector, a centrifugal dust collector, a filter cartridge pulse dust collector, a pulse bag filter, a pulse filter cartridge dust collector, The cooling return recovery pipeline 52 of the cooler 50 is provided with a fan 521 (as shown in fig. 6 to 10) to push the gas in the cooling return recovery pipeline 52 into the exhaust gas inlet pipeline 21.
Thus, the gas burned in the regenerative thermal oxidizer 10 is transferred to the cooler 50 through the connected cooling return hot gas recycling line 51 to be heat-recycled with the cooling water line 53, and then transferred to the dust removing device 60 through the cooling return recycling line 52 to be dust or Silica (SiO) dust2) Separating oxides, and finally conveying the gas output by the dust removing device 60 into the waste gas inlet pipeline 21 to ensure that the gas is combustedThe gas enters the adsorption region 201 of the adsorption rotor 20 for cyclic utilization, and is not discharged through the chimney 70, so that the discharge amount of the chimney 70 is reduced, and the treatment efficiency of the organic waste gas is improved.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (23)
1. A heat accumulation backflow high-efficiency organic waste gas treatment system is characterized by comprising:
the heat accumulating type incinerator is provided with a heating chamber, at least one air inlet pipeline and at least one air outlet pipeline, and the heating chamber is provided with a hot air outlet;
an adsorption runner, which is provided with an adsorption area, a cooling area and a desorption area, and is connected with a waste gas inlet pipeline, a purified gas discharge pipeline, a cooling gas inlet pipeline, a cooling gas conveying pipeline, a hot gas conveying pipeline and a desorption concentrated gas pipeline, the other end of the waste gas inlet pipeline is connected to one side of the adsorption area of the adsorption rotating wheel, one end of the purified gas discharge pipeline is connected with the other side of the adsorption area of the adsorption rotating wheel, one end of the cooling gas inlet pipeline is connected with one side of the cooling area of the adsorption rotating wheel, one end of the cooling gas conveying pipeline is connected with the other side of the cooling area of the adsorption rotating wheel, one end of the hot gas conveying pipeline is connected with the other side of the desorption area of the adsorption rotating wheel, one end of the desorption concentrated gas pipeline is connected with one side of the desorption area of the adsorption rotating wheel, the other end of the desorption concentrated gas pipeline is connected with at least one air inlet pipeline of the regenerative incinerator; and
the heat exchanger is provided with a cold side pipeline and a hot side pipeline, the heat exchanger is connected with a hot gas recovery pipeline and a heat accumulation gas recovery pipeline, one end of the cold side pipeline is connected with the other end of the cooling gas conveying pipeline, the other end of the cold side pipeline is connected with the other end of the hot gas conveying pipeline, one end of the heat accumulation gas recovery pipeline is connected with a hot gas outlet of a heating chamber of the heat accumulation type incinerator, the other end of the heat accumulation gas recovery pipeline is connected with the other end of the hot side pipeline, and one end of the hot gas recovery pipeline is connected with one end of the hot side pipeline; and
a reflux heat exchanger, this reflux heat exchanger is equipped with backward flow cold side pipeline and backward flow hot side pipeline, this reflux heat exchanger is connected with a backward flow steam recovery pipeline and a backward flow recovery pipeline, the one end of this backward flow cold side pipeline is connected with the other end of this net gas emission pipeline, the one end of this backward flow steam recovery pipeline is connected with the one end of this backward flow hot side pipeline, the other end of this backward flow steam recovery pipeline is connected with the play gas pipeline of this heat accumulation formula incinerator, the one end of this backward flow recovery pipeline is connected with the other end of this backward flow hot side pipeline, the other end and this waste gas admission pipe connection of this backward flow recovery pipeline.
2. The regenerative-reflux high-efficiency organic waste gas treatment system according to claim 1, wherein the reflux heat exchanger is further connected to a chimney, the chimney is provided with a chimney discharge pipeline, one end of the chimney discharge pipeline is connected to the chimney, and the other end of the chimney discharge pipeline is connected to the other end of the cold-side pipeline of the reflux heat exchanger.
3. The regenerative flow high efficiency organic waste gas treatment system as claimed in claim 2 wherein the stack exhaust line is further provided with a fan.
4. The regenerative flow high efficiency organic waste gas treatment system according to claim 2, wherein the stack discharge line is further connected to a net gas bypass line, one end of the net gas bypass line is connected to the net gas discharge line, and the other end of the net gas bypass line is connected to the stack discharge line.
5. The regenerative flow high efficiency organic waste gas treatment system as claimed in claim 4, wherein the net gas bypass line is further provided with a net gas bypass control valve.
6. The heat-accumulating backflow high-efficiency organic waste gas treatment system according to claim 1, wherein the backflow hot gas recovery pipeline of the backflow heat exchanger is further provided with a dust removal device, and the dust removal device is further any one of a bag filter, an electric bag compound dust remover, an inertial dust remover, an electrostatic dust remover, a centrifugal dust remover, a filter cartridge type pulse dust remover, a pulse bag dust remover, a pulse filter element dust remover, a pulse blowing bag dust remover, a wet electric dust remover, a wet electrostatic dust remover, a water film dust remover, a venturi tube dust remover, a cyclone separator, a flue dust remover, a multi-layer dust remover, a negative pressure reverse blowing filter bag dust remover, a low pressure long bag pulse dust remover, a horizontal electrostatic dust remover, a non-power dust remover, a charged water mist dust remover, a multi-tube dust remover, or an explosion-proof dust remover.
7. The heat-accumulating backflow high-efficiency organic waste gas treatment system according to claim 1, wherein the backflow recovery pipeline of the backflow heat exchanger is further provided with a dust removal device, and the dust removal device is further any one of a bag filter, an electric bag compound dust remover, an inertial dust remover, an electrostatic dust remover, a centrifugal dust remover, a cartridge type pulse dust remover, a pulse bag dust remover, a pulse filter element dust remover, a pulse blowing bag dust remover, a wet electric dust remover, a wet electrostatic dust remover, a water film dust remover, a venturi tube dust remover, a cyclone separator, a flue dust remover, a multi-layer dust remover, a negative pressure reverse blowing filter bag dust remover, a low pressure long bag pulse dust remover, a horizontal electrostatic dust remover, a non-power dust remover, a charged water mist dust remover, a cyclone dust remover or an explosion-proof dust remover.
8. The regenerative-reflux high efficiency organic waste gas treatment system as set forth in claim 1 wherein the reflux recovery line of the reflux heat exchanger is further provided with a blower.
9. A heat accumulation backflow high-efficiency organic waste gas treatment system is characterized by comprising:
the heat accumulating type incinerator is provided with a heating chamber, at least one air inlet pipeline and at least one air outlet pipeline, and the heating chamber is provided with a hot air outlet;
an adsorption runner, which is provided with an adsorption area, a cooling area and a desorption area, and is connected with a waste gas inlet pipeline, a purified gas discharge pipeline, a cooling gas inlet pipeline, a cooling gas conveying pipeline, a hot gas conveying pipeline and a desorption concentrated gas pipeline, the other end of the waste gas inlet pipeline is connected to one side of the adsorption area of the adsorption rotating wheel, one end of the purified gas discharge pipeline is connected with the other side of the adsorption area of the adsorption rotating wheel, one end of the cooling gas inlet pipeline is connected with one side of the cooling area of the adsorption rotating wheel, one end of the cooling gas conveying pipeline is connected with the other side of the cooling area of the adsorption rotating wheel, one end of the hot gas conveying pipeline is connected with the other side of the desorption area of the adsorption rotating wheel, one end of the desorption concentrated gas pipeline is connected with one side of the desorption area of the adsorption rotating wheel, the other end of the desorption concentrated gas pipeline is connected with at least one air inlet pipeline of the regenerative incinerator; and
the heat exchanger is provided with a cold side pipeline and a hot side pipeline, the heat exchanger is connected with a hot gas recovery pipeline and a heat accumulation gas recovery pipeline, one end of the cold side pipeline is connected with the other end of the cooling gas conveying pipeline, the other end of the cold side pipeline is connected with the other end of the hot gas conveying pipeline, one end of the heat accumulation gas recovery pipeline is connected with a hot gas outlet of a heating chamber of the heat accumulation type incinerator, the other end of the heat accumulation gas recovery pipeline is connected with the other end of the hot side pipeline, and one end of the hot gas recovery pipeline is connected with one end of the hot side pipeline; and
the cooler is connected with a cooling reflux hot gas recovery pipeline and a cooling reflux hot gas recovery pipeline, one end of the cooling reflux hot gas recovery pipeline is connected with one end of the cooler, the other end of the cooling reflux hot gas recovery pipeline is connected with the air outlet pipeline of the regenerative thermal incinerator, one end of the cooling reflux recovery pipeline is connected with the other end of the cooler, and the other end of the cooling reflux recovery pipeline is connected with the waste gas inlet pipeline.
10. The regenerative reflux high efficiency organic waste gas treatment system as set forth in claim 9 wherein the other end of the net gas exhaust line is further connected to a chimney.
11. The regenerative flow high efficiency organic waste gas treatment system according to claim 1 or 9, wherein a communication line is further provided between the cooling gas delivery line and the hot gas delivery line, the communication line is provided with a communication control valve, the hot gas delivery line is provided with a hot gas control valve, and the communication control valve and the hot gas control valve form a proportional damper.
12. The regenerative flow high efficiency organic waste gas treatment system according to claim 1 or 9, wherein a communication line is further provided between the cooling gas delivery line and the hot gas delivery line, the communication line is provided with a communication control valve, the cooling gas delivery line is provided with a cooling control valve, and a proportional damper is formed by the communication control valve and the cooling control valve.
13. The regenerative flow high efficiency organic waste gas treatment system according to claim 1 or 9, wherein the cooling air inlet pipe further supplies an external air to the cooling zone of the sorption rotor, and the external air is a fresh air.
14. The regenerative-reflux high-efficiency organic waste gas treatment system as claimed in claim 1 or 9, wherein the cooling gas inlet pipe is further provided with a gas bypass pipe, one end of the gas bypass pipe is connected to the cooling gas inlet pipe, and the other end of the gas bypass pipe is connected to the waste gas inlet pipe.
15. The regenerative reflux high efficiency organic waste gas treatment system as set forth in claim 1 or 9 wherein the clean gas discharge line is further provided with a blower.
16. The regenerative reflux high efficiency organic waste gas treatment system as set forth in claim 1 or 9 wherein the desorption concentrate gas line is further provided with a fan.
17. The regenerative thermal reflux efficient organic waste gas treatment system as set forth in claim 1 or 9, wherein when the regenerative thermal oxidizer is further a rotary regenerative thermal oxidizer or when at least three regenerative beds or more are further provided in the regenerative thermal oxidizer, the regenerative thermal oxidizer is provided with a scavenging (purge) line, and the other end of the scavenging (purge) line is connected to the heating chamber.
18. The regenerative reflux high efficiency organic waste gas treatment system as set forth in claim 17 wherein the scavenging line is further connected to the other end of the hot gas recovery line.
19. The regenerative reflux high efficiency organic waste gas treatment system as set forth in claim 1 or 9, wherein the other end of the hot gas recovery line is further connected to the desorption concentrate gas line.
20. The regenerative flow high efficiency organic waste gas treatment system according to claim 9, wherein the cooler is further any one of a shell and tube cooler, a fin tube cooler, or a plate heat exchanger cooler.
21. The regenerative thermal reflux high efficiency organic waste gas treatment system as defined in claim 9 wherein the cooling reflux hot gas recovery pipeline of the cooler is further provided with a dust removal device, the dust removal device is further any one of a bag filter, an electric bag compound dust remover, an inertial dust remover, an electrostatic dust remover, a centrifugal dust remover, a cartridge pulse dust remover, a pulse bag dust remover, a pulse filter dust remover, a pulse jet bag dust remover, a wet electrostatic dust remover, a water film dust remover, a venturi tube dust remover, a cyclone separator, a flue dust remover, a multi-layer dust remover, a negative pressure back-blowing filter bag dust remover, a low pressure long bag pulse dust remover, a horizontal electrostatic dust remover, a non-dynamic dust remover, a charged water mist dust remover, a multi-tube cyclone dust remover or an explosion-proof dust remover.
22. The heat-accumulating backflow high-efficiency organic waste gas treatment system according to claim 9, wherein the cooling backflow recovery pipeline of the cooler is further provided with a dust removal device, and the dust removal device is further any one of a bag filter, an electric bag compound dust remover, an inertial dust remover, an electrostatic dust remover, a centrifugal dust remover, a filter cartridge type pulse dust remover, a pulse bag dust remover, a pulse filter element dust remover, a pulse blowing bag dust remover, a wet electric dust remover, a wet electrostatic dust remover, a water film dust remover, a venturi tube dust remover, a cyclone separator, a flue dust remover, a multi-layer dust remover, a negative pressure reverse blowing filter bag dust remover, a low pressure long bag pulse dust remover, a horizontal electrostatic dust remover, a non-power dust remover, a charged water mist dust remover, a multi-tube dust remover, or an explosion-proof dust remover.
23. The regenerative flow high efficiency organic waste gas treatment system as defined in claim 9 wherein the cooler return recovery line of the cooler is further provided with a fan.
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| TW108210404 | 2019-08-07 | ||
| TW108210404U TWM587727U (en) | 2019-08-07 | 2019-08-07 | High-efficiency organic waste gas treatment system with heat storage and reflux |
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| CN112344352A (en) * | 2019-08-07 | 2021-02-09 | 华懋科技股份有限公司 | Heat accumulation backflow high-efficiency organic waste gas treatment system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112344352A (en) * | 2019-08-07 | 2021-02-09 | 华懋科技股份有限公司 | Heat accumulation backflow high-efficiency organic waste gas treatment system and method |
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