阅读说明：本技术 旋转处理大风量、低an浓度尾气的蓄热焚烧rco装置 (Heat storage incineration RCO device for rotary treatment of tail gas with large air volume and low AN concentration ) 是由 王国兵 于 2021-07-15 设计创作，主要内容包括：本发明涉及尾气环保处理技术领域,尤其涉及旋转处理大风量、低AN浓度尾气的蓄热焚烧RCO装置。所述旋转处理大风量、低AN浓度尾气的蓄热焚烧RCO装置包括主工艺风机、过滤组件、炉体、燃烧器组件、烟塔、控制柜和气体检测仪,主工艺风机的前端设有过滤组件,炉体通过管道与主工艺风机连通,且炉体的一侧设有烟塔,且烟塔内设有气体检测仪,所述气体检测仪与控制柜电性连接,燃烧器组件安装于炉体上并与控制柜电性连接。本发明通过将大风量低AN浓度尾气尾气通入炉体内,炉体内温度通过燃烧器组件自动控制,尾气处理高效节能,可以根据炉体内的温度进行自动调节,减少能耗,便于对大凤量低AN浓度的尾气进行高效低能耗的净化处理。(The invention relates to the technical field of tail gas environment-friendly treatment, in particular to a heat storage incineration RCO device for rotationally treating tail gas with large air volume and low AN concentration. The heat storage incineration RCO device for rotationally processing the tail gas with large air volume and low AN concentration comprises a main process fan, a filtering component, a furnace body, a burner component, a smoke tower, a control cabinet and a gas detector, wherein the filtering component is arranged at the front end of the main process fan, the furnace body is communicated with the main process fan through a pipeline, the smoke tower is arranged on one side of the furnace body, a gas detector is arranged in the smoke tower and is electrically connected with the control cabinet, and the burner component is arranged on the furnace body and is electrically connected with the control cabinet. According to the invention, the tail gas with large air volume and low AN concentration is introduced into the furnace body, the temperature in the furnace body is automatically controlled through the burner assembly, the tail gas treatment is efficient and energy-saving, can be automatically adjusted according to the temperature in the furnace body, the energy consumption is reduced, and the tail gas with large air volume and low AN concentration is conveniently subjected to efficient and low-energy-consumption purification treatment.)

1. Rotatory heat accumulation of handling big amount of wind, low AN concentration tail gas burns RCO device, its characterized in that includes:

the air purifier comprises a main process fan (1), wherein a filtering component (2) is arranged on the main process fan (1);

the furnace body (3) is communicated with the main process fan (1) through a pipeline, a smoke tower (6) is arranged on one side of the furnace body (3), a control cabinet (8) is arranged on one side of the smoke tower (6), a gas detector (9) is arranged in the smoke tower (6), and the gas detector (9) is electrically connected with the control cabinet (8);

the burner assembly (4) is used for heating and providing high temperature, and the burner assembly (4) is installed on the furnace body (3) and is electrically connected with the control cabinet (8).

2. The RCO device for the rotary treatment of the large-air-volume low-AN-concentration tail gas through the heat storage incineration according to claim 1, wherein the filter assembly (2) comprises a box body (21), a dust removal net (22), a demister (23) and AN activated carbon layer (24), the tail end of the box body (21) is connected with a tail gas communicating pipe (10), the tail end of the box body (21) is communicated with AN air inlet of a main process fan (1), and the dust removal net (22), the demister (23) and the activated carbon layer (24) are sequentially arranged in the box body (21) from front to back.

3. The RCO device with heat storage and incineration for rotary processing of large-air-volume and low-AN-concentration tail gas according to claim 1, wherein the furnace body (3) is provided with a combustion chamber (31), a heat storage chamber (32) and a gas distribution chamber (33) from top to bottom in sequence, the combustion chamber (31), the heat storage chamber (32) and the gas distribution chamber (33) are communicated in sequence, the gas distribution chamber (33) comprises a tail gas inlet (331), a clean gas inlet (332) and a tail gas outlet (333) which are isolated from each other, the tail gas inlet (331) is communicated with the gas outlet of the main process fan (1), a rotary wing (321) is arranged in the heat storage chamber (32), a ceramic heat storage layer (322) and a catalyst layer (323) are embedded in the rotary wing (321), and the rotary shaft of the rotary wing (321) passes through the gas distribution chamber (33) downwards and is connected with AN encoder (324) and a driving motor (325) in sequence, the clean gas inlet (332) is communicated with a back-blowing fan (5), and the gas inlet end of the back-blowing fan (5) is communicated with a tail gas outlet (333).

4. The RCO device for rotary processing of large volume and low AN concentration tail gas with heat storage incineration according to claim 3, wherein the catalyst in the catalyst layer (323) is noble metal platinum or palladium catalyst.

5. The RCO device for heat accumulation incineration of large-air-volume and low-AN-concentration tail gas through rotary treatment according to claim 1, wherein the burner assembly (4) comprises a burner (41), a fuel supply loop (42) and AN oxidant gas supply loop (43), the burner (41) is mounted at the top end of the furnace body (3) and communicated with the combustion chamber (31), the fuel supply loop (42) is communicated with a feed port (411) of the burner (41), and the oxidant gas supply loop (43) is communicated with AN air inlet (412) of the burner (41).

6. The RCO device for rotary combustion of large-air-volume low-AN-concentration tail gas according to claim 5, wherein the fuel supply loop (42) comprises a two-fluid spray gun (421), a supply pipe (422), a supply pump (423), a storage tank (424), a temperature sensor (425) and a PID regulator (426), the two-fluid spray gun (421) is communicated with the feed port (411), the two-fluid spray gun (421) is communicated with the supply pump (423) through the supply pipe (422), the supply pump (423) is communicated with the storage tank (424), the temperature sensor (425) is arranged in the combustion chamber (31), and the PID regulator (426) is installed at the top end of the storage tank (424) and is electrically connected with the supply pump (423) and the temperature sensor (425).

7. The RCO device for rotary combustion incineration of large-air-volume low-AN-concentration tail gas according to claim 5, wherein the combustion-supporting gas supply loop (43) comprises a gas supply pipeline (431), AN air pump (432) and a gas inlet pipe (433), one end of the gas supply pipeline (431) is connected with the air inlet (412), the other end of the gas supply pipeline (431) is connected with the air outlet end of the air pump (432), and the gas inlet pipe (433) is communicated with the air inlet end of the air pump (432).

8. The RCO device for heat storage incineration of large-air-volume low-AN-concentration tail gas according to claim 7, wherein a heating resistance wire is embedded in one end of the air supply pipeline (431) close to the air inlet (412) of the burner (41), and a fiber layer is embedded in the air inlet pipe (433).

9. The RCO device for heat accumulation incineration of large-air-volume low-AN-concentration tail gas in rotary processing according to claim 1, wherein a safety loop (7) is further arranged between the smoke tower (6) and the main process fan (1), the safety loop (7) comprises a loop pipeline (71) and a safety valve (72), one end of the loop pipeline (71) is communicated with AN air outlet of the main process fan (1), the other end of the loop pipeline (71) is communicated with the smoke tower (6), and the loop pipeline (71) is provided with the safety valve (72).

10. The RCO device for heat storage incineration of large-air-volume low-AN-concentration tail gas according to any one of claims 2 to 9, wherein a PLC (programmable logic controller) is integrated in the control cabinet (8), and the PLC is electrically connected with a main process fan (1), a demister (23), a back-blowing fan (5), a safety valve (72), AN encoder (324), a driving motor (325), a PID (proportion integration differentiation) regulator (426), AN air pump (432) and a heating resistance wire on the equipment.

Technical Field

The invention relates to the technical field of tail gas environment-friendly treatment, in particular to a heat storage incineration RCO device for rotationally treating tail gas with large air volume and low AN concentration.

Background

The tail gas generated in the process of drying the grafting powder in the ABS production and the main organic gas components in the waste gas are trace acrylonitrile, ethylbenzene, styrene, xylene and the like, and is the tail gas with large amount of phoenix and low AN concentration.

In order to meet the requirement of environmental protection, in particular to meet the requirement of special emission limit value of (emission standard of industrial pollutants for synthetic resin), HRG tail gas needs to be treated, the energy consumption of the tail gas treatment device for treating low AN concentration by using RTO combustion is high, and the heat generated by the waste gas cannot be timely recovered when the waste gas is treated by the conventional RCO reaction device, so that the resource waste is caused.

Therefore, it is necessary to provide a new thermal storage incineration RCO device for rotationally treating exhaust gas with large air volume and low AN concentration to solve the above technical problems.

Disclosure of Invention

In order to solve the technical problems, the invention provides the heat storage incineration RCO device for rotationally treating the tail gas with large air volume and low AN concentration, which has low energy consumption and high tail gas treatment efficiency.

The invention provides a heat storage incineration RCO device for rotationally treating tail gas with large air volume and low AN concentration, which comprises: the front end of the main process fan is provided with a filtering component; the furnace body is communicated with the main process fan through a pipeline, a smoke tower is arranged on one side of the furnace body, a control cabinet is arranged on one side of the smoke tower, a gas detector is arranged in the smoke tower, and the gas detector is electrically connected with the control cabinet; and the burner assembly is used for heating to provide high temperature and is arranged on the furnace body and electrically connected with the control cabinet.

Preferably, the filter assembly comprises a box body, a dust removal net, a demister and an activated carbon layer, the front end of the box body is connected with a tail gas communicating pipe, the tail end of the box body is communicated with an air inlet of the main process fan, and the dust removal net, the demister and the activated carbon layer are sequentially arranged in the box body from front to back.

Preferably, furnace body from the top down is equipped with combustion chamber, regenerator and gas distribution room in proper order, combustion chamber, regenerator and gas distribution room communicate in proper order, the gas distribution room is including mutual isolated tail gas import, clean gas import and tail gas outlet, the gas outlet intercommunication of tail gas import and main technology fan, be equipped with the rotary wing in the regenerator, the rotary wing is embedded to have ceramic heat accumulation layer and catalyst layer, just the axis of rotation of rotary wing passes the gas distribution room downwards and has connected gradually encoder and driving motor, clean gas import intercommunication has the blowback fan, the inlet end and the tail gas outlet intercommunication of blowback fan.

Preferably, the catalyst in the catalyst layer is a noble metal platinum or palladium catalyst.

Preferably, the burner assembly comprises a burner, a fuel supply loop and a combustion-supporting gas supply loop, the burner is mounted at the top end of the furnace body and communicated with the combustion chamber, the fuel supply loop is communicated with a feed inlet of the burner, and the combustion-supporting gas supply loop is communicated with an air inlet of the burner.

Preferably, the fuel supply loop comprises a two-fluid spray gun, a supply pipeline, a supply pump, a storage tank, a temperature sensor and a PID regulator, the two-fluid spray gun is communicated with the feed inlet and is communicated with the supply pump through the supply pipeline, the supply pump is communicated with the storage tank, the temperature sensor is arranged in the combustion chamber, and the PID regulator is installed at the top end of the storage tank and is electrically connected with the supply pump and the temperature sensor.

Preferably, the combustion-supporting gas supply loop comprises a gas supply pipeline, an air pump and a gas inlet pipe, one end of the gas supply pipeline is connected with the air inlet, the other end of the gas supply pipeline is connected with the gas outlet end of the air pump, and the gas inlet pipe is communicated with the gas inlet end of the air pump.

Preferably, a heating resistance wire is embedded in one end, close to an air inlet of the burner, of the air supply pipeline, and a fiber layer is embedded in the air inlet pipe.

Preferably, a safety loop is further arranged between the smoke tower and the main process fan and comprises a loop pipeline and a safety valve, one end of the loop pipeline is communicated with an air outlet of the main process fan, the other end of the loop pipeline is communicated with the smoke tower, and the safety valve is arranged on the loop pipeline.

Preferably, a PLC controller is integrated in the control cabinet and is electrically connected with the main process fan, the demister, the back-blowing fan, the safety valve, the encoder, the driving motor, the PID regulator, the air pump and the heating resistance wire.

Compared with the prior art, the heat storage incineration RCO device for rotationally treating the tail gas with large air volume and low AN concentration has the following beneficial effects:

1. according to the invention, the HRG tail gas is introduced into the furnace body, the furnace body carries out heat storage rotary catalytic treatment on the tail gas, the temperature in the furnace body is automatically controlled through the burner assembly, the tail gas treatment of the whole RCO device is efficient and energy-saving, can be automatically regulated according to the temperature in the furnace body, reduces the energy consumption, and is convenient for carrying out efficient and low-energy-consumption purification treatment on the tail gas with large amount and low AN concentration;

2. according to the invention, the safety loop is arranged between the smoke tower and the main process fan, so that the furnace body is prevented from stopping running, emergency exhaust can be carried out, and the running safety of the device is improved;

3. the invention detects the components of the gas discharged by the smoke tower through the gas detector and feeds the components back to the control cabinet, and the control cabinet can automatically adjust the conveying capacity of the main process fan, so that the tail gas is optimally catalyzed.

Drawings

FIG. 1 is a schematic structural diagram of a preferred embodiment of a thermal storage incineration RCO device for rotationally processing large-air-volume low-AN-concentration tail gas according to the present invention;

FIG. 2 is a schematic view of the filter assembly of FIG. 1;

FIG. 3 is a schematic structural view of the furnace body shown in FIG. 1;

FIG. 4 is a schematic view of the structure of the distribution chamber and the rotary wing shown in FIG. 1;

fig. 5 is a partially enlarged view of a portion a shown in fig. 1.

Reference numbers in the figures: 1. a main process fan; 2. a filter assembly; 21. a box body; 22. a dust removal net; 23. a demister; 24. an activated carbon layer; 3. a furnace body; 31. a combustion chamber; 32. a regenerator; 321. a rotary wing; 322. a ceramic heat storage layer; 323. a catalyst layer; 324. an encoder; 325. a drive motor; 33. a gas distribution chamber; 331. a tail gas inlet; 332. a clean gas inlet; 333. a tail gas outlet; 4. a burner assembly; 41. a combustion engine; 411. feeding; 412. an air inlet; 42. a fuel supply circuit; 421. a two-fluid spray gun; 422. a supply conduit; 423. a supply pump; 424. a storage tank; 425. a temperature sensor; 426. a PID regulator; 43. a combustion-supporting gas supply loop; 431. a gas supply duct; 432. an air pump; 433. an air inlet pipe; 5. a back-blowing fan; 6. a smoke tower; 7. a safety circuit; 71. a loop conduit; 72. a safety valve; 8. a control cabinet; 9. a gas detector; 10. and a tail gas communicating pipe.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a thermal storage incineration RCO apparatus for rotationally processing tail gas with large air volume and low AN concentration according to the present invention; FIG. 2 is a schematic view of the filter assembly of FIG. 1; FIG. 3 is a schematic structural view of the furnace body shown in FIG. 1; FIG. 4 is a schematic view of the structure of the distribution chamber and the rotary wing shown in FIG. 1; fig. 5 is a partially enlarged view of a shown in fig. 1. The method comprises the following steps: the device comprises a main process fan 1, a filter assembly 2, a furnace body 3, a burner assembly 4, a back-blowing fan 5, a smoke tower 6, a control cabinet 8 and a gas detector 9.

In a specific implementation process, as shown in fig. 1 to 5, a filter assembly 2 is arranged at the front end of a main process fan 1, a furnace body 3 is communicated with the main process fan 1 through a pipeline, a smoke tower 6 is arranged on one side of the furnace body 3, a control cabinet 8 is arranged on one side of the smoke tower 6, a gas detector 9 is arranged in the smoke tower 6, and the gas detector 9 is electrically connected with the control cabinet 8; and the burner assembly 4 is used for heating the burner assembly 4 providing high temperature and is arranged on the furnace body 3 and electrically connected with the control cabinet 8.

It should be noted that: during the use, main technology fan 1 inhales tail gas, obtains dry tail gas after filtering by filter assembly 2, and tail gas gets into furnace body 3, advances burner assembly 4 and carries out high temperature catalysis, turns into carbon dioxide and water with the harmful gas catalytic reaction in the tail gas, then discharges away, can handle HRG tail gas effectively to detect the composition of exhaust gas through gas detector 9, feed back to switch board 8 and be used for adjusting the air volume of main technology fan 1, make its or best catalytic treatment.

Referring to fig. 2, the filter assembly 2 includes a box 21, a dust removal net 22, a demister 23 and an activated carbon layer 24, the front end of the box 21 is connected with a tail gas communicating pipe 10, the tail end of the box 21 is communicated with an air inlet of the main process fan 1, and the box 21 is internally provided with the dust removal net 22, the demister 23 and the activated carbon layer 24 from front to back in sequence.

It should be noted that: the dust removal net 22 of filter component 2 is arranged in intercepting the large granule dust in the tail gas, can set up the aperture and remove dust from big to little different dust removal net 22, and tail gas after the dust removal enters defroster 23 and carries out the defogging, reduces tail gas and carries moisture, causes follow-up catalysis incomplete, influences tail gas purification, then adsorbs the preliminary treatment through activated carbon layer 24, and the later stage of being convenient for carries out catalytic reaction.

Referring to fig. 1, 3 and 4, the furnace body 3 is sequentially provided with a combustion chamber 31, a regenerator 32 and a gas distribution chamber 33 from top to bottom, the combustion chamber 31, the regenerator 32 and the gas distribution chamber 33 are sequentially communicated, the gas distribution chamber 33 comprises a tail gas inlet 331, a clean gas inlet 332 and a tail gas outlet 333 which are mutually isolated, the tail gas inlet 331 is communicated with a gas outlet of the main process fan 1, a rotary wing 321 is arranged in the regenerator 32, a ceramic regenerator layer 322 and a catalyst layer 323 are embedded in the rotary wing 321, a rotary shaft of the rotary wing 321 penetrates through the gas distribution chamber 33 downwards and is sequentially connected with an encoder 324 and a driving motor 325, the clean gas inlet 332 is communicated with a back-blowing fan 5, and a gas inlet end of the back-blowing fan 5 is communicated with the tail gas outlet 333.

It should be noted that, when the furnace body 3 is used, the main process fan 1 sends the tail gas into the tail gas inlet 331 of the gas distribution chamber 33, the tail gas upwards passes through the ceramic heat storage layer 322 for preheating, then the tail gas enters the combustion chamber 31, high temperature catalysis is performed on the catalyst layer 323, then the high temperature gas downwards passes through the ceramic heat storage layer 322 for heat exchange, and flows into the smoke tower 6 from the tail gas outlet 333 for discharging, part of the tail gas is sucked by the blowback fan 5 and sent into the clean gas inlet 332 for purging the ceramic heat storage layer 322 rotating to the clean gas inlet 332, in the catalysis process, the driving motor 325 drives the rotary wing 321 to rotate, the rotary wing 321 divides the heat storage chamber 32 into a plurality of closed chambers, when the closed chambers rotate to the tail gas inlet 331, the tail gas upwards passes through the ceramic heat storage layer 322 for preheating, then the tail gas enters the combustion chamber 31, high temperature catalysis is performed on the catalyst layer 323, the high temperature gas then passes down through the ceramic heat storage layer 322 at the tail gas outlet 333 for heat exchange and discharge, and then rotates again for circulation.

It should be added that the driving motor 325 can control the rotation speed of the rotary wing 321 by setting the parameters of the encoder 324, so as to facilitate speed regulation, and thus the tail gas in the furnace body 3 can be sufficiently catalyzed at a high temperature.

The catalyst in the catalyst layer 323 is a noble metal catalyst such as platinum or palladium.

Referring to fig. 1 and 3, the burner assembly 4 includes a burner 41, a fuel supply circuit 42, and an oxidant gas supply circuit 43, the burner 41 is mounted at the top end of the furnace body 3 and is communicated with the combustion chamber 31, the fuel supply circuit 42 is communicated with an inlet 411 of the burner 41, the fuel supply circuit 42 includes a two-fluid spray gun 421, a supply pipe 422, a supply pump 423, a storage tank 424, a temperature sensor 425, and a PID regulator 426, the two-fluid spray gun 421 is communicated with the inlet 411, the two-fluid spray gun 421 is communicated with the supply pump 423 through the supply pipe 422, the supply pump 423 is communicated with the storage tank 424, the temperature sensor 425 is disposed in the combustion chamber 31, the PID regulator 426 is mounted at the top end of the storage tank 424 and is electrically connected with the supply pump 423 and the temperature sensor 425, the oxidant gas supply circuit 43 is communicated with an inlet 412 of the burner 41, the oxidant gas supply circuit 43 includes a gas supply pipe 431, an oxidant gas supply pipe 431, a temperature sensor 425, and an oxidant gas supply pipe 43, Air pump 432 and intake pipe 433, air supply pipe 431 one end is connected with air intake 412, and air supply pipe 431 other end is connected with the end of giving vent to anger of air pump 432, and intake pipe 433 communicates with the inlet end of air pump 432.

It should be noted that: when the device is used, when preheated tail gas flows into the combustion chamber 31, fuel is conveyed into the two-fluid spray gun 421 from the storage tank 424 through the supply pipeline 422 by the supply pump 423, then the fuel is sprayed into the combustor 41 by the two-fluid spray gun 421, the combustion-supporting gas is supplied by the combustion-supporting gas supply loop 43, the fuel is refined and atomized by the two-fluid spray gun 421, the fuel is combusted more fully, the combustor 41 combusts to provide high temperature, then the tail gas is catalyzed by the high temperature, the temperature of the combustion chamber 31 of the furnace body 3 is detected by the temperature sensor 425 in real time, the temperature of the combustion chamber 31 is controlled to be 300-340 ℃, when the temperature is reduced, the temperature sensor 425 feeds back to the PID regulator 426, the PID regulator 426 increases the output power of the fuel by controlling the supply pump 423, the conveying amount of the fuel is increased, when the temperature is too high, the PID regulator 426 reduces the output power of the supply pump 423 by controlling, the fuel delivery amount is reduced, so that the temperature in the combustion chamber 31 is controlled, the optimal fuel supplement is obtained, and the temperature rise is more energy-saving. The PID controller 426 is the most extensive controller, and the control law is proportional, integral and differential control, PID control for short, also called PID control, which becomes one of the main technologies of industrial control due to its simple structure, good stability, reliable operation and convenient adjustment, and the output power of the supply pump 423 is adjusted by using the temperature change detected by the temperature sensor 425 as a parameter, thereby realizing the temperature control of the combustion chamber 31.

It should be added that the fuel stored in the storage tank 424 is optimally used as methanol liquid, and compared with the fuel methanol which requires the lowest catalytic oxidation temperature, the methanol which has the highest catalytic oxidation efficiency at the same temperature is more safe and reliable to use.

Wherein, the air feed pipe 431 is close to the embedded heating resistor silk that is equipped with in the air intake 412 one end of combustor 41, has the fibrous layer to be used for purifying inspiratory gas in the intake pipe 433, like this when furnace body 3 drives the use, can start the heating resistor silk in advance, heats up in carrying high-temperature gas to furnace body 3 through air pump 432, accelerates the raising rate of temperature in the furnace body 3, and the heating resistor silk can be as reserve intensification equipment when combustor 41 trouble, is convenient for provide high temperature to furnace body 3.

Referring to fig. 1 and 5, a safety circuit 7 is further disposed between the fume tower 6 and the main process fan 1, the safety circuit 7 includes a circuit pipe 71 and a safety valve 72, one end of the circuit pipe 71 is communicated with an air outlet of the main process fan 1, the other end of the circuit pipe 71 is communicated with the fume tower 6, and the circuit pipe 71 is provided with the safety valve 72.

It should be noted that: the safety loop 7 is arranged to facilitate opening of the safety valve 72 when the furnace body 3 fails, so that tail gas led out by the main process fan 1 is discharged from the smoke tower 6 in an emergency manner, and the use safety of the device is improved.

Referring to fig. 1, a PLC controller is integrated in the control cabinet 8, and the PLC controller is electrically connected to the main process fan 1, the demister 23, the blowback fan 5, the safety valve 72, the encoder 324, the driving motor 325, the PID regulator 426, the air pump 432, and the heating resistance wires.

It should be noted that: the integrated PLC controller that is equipped with of switch board 8 here, the PLC controller is the current basic electrical control component commonly used, logic programming can be carried out and industrial automatic control is realized, be used for controlling the operation of whole device here, the control technology is current commonly used technique, here not showing the narration, wherein, can detect the exhaust tail gas composition content of gas tower 6 through gas detector 9, gas detector 9 is the gas analysis detector that prior art is commonly used, can detect the gas type and the content in the gas, when tail gas harmful gas content is too high, can reduce the conveying capacity of main technology fan 1, improve high temperature catalysis's effect, make tail gas emission accord with the flue gas emission standard.

The working principle provided by the invention is as follows:

when the device is used, the tail gas communicating pipe 10 is communicated with an HRG tail gas discharge device, the tail gas passes through the filter assembly 2 for filtering under the adsorption of the main process fan 1, the dried tail gas is obtained after filtering, the tail gas enters the furnace body 3 and enters the burner assembly 4 for high-temperature catalysis, harmful gas in the tail gas is converted into carbon dioxide and water through catalytic reaction, and then the carbon dioxide and water are discharged, the HRG tail gas can be effectively treated, the components of the discharged gas are detected by the gas detector 9, and the harmful gas is fed back to the control cabinet 8 for adjusting the ventilation quantity of the main process fan 1 so as to achieve optimal catalytic treatment;

Wherein, the burner component 4 delivers the fuel from the storage tank 424 to the two-fluid spray gun 421 through the supply pipe 422 by the supply pump 423, then the fuel is sprayed into the burner 41 by the two-fluid spray gun 421, the combustion-supporting gas supply loop 43 supplies the combustion-supporting gas, the two-fluid spray gun 421 refines the fuel into mist, so that the fuel is combusted more fully, the burner 41 burns to provide high temperature, then the tail gas is catalyzed by the high temperature, the temperature sensor 425 detects the temperature of the combustion chamber 31 of the furnace body 3 in real time, the temperature of the combustion chamber 31 is controlled between 300 ℃ and 340 ℃, when the temperature is reduced, the temperature sensor 425 feeds back to the PID regulator 426, the PID regulator 426 increases the delivery capacity of the fuel by controlling the output power of the supply pump 423, when the temperature is too high, the PID regulator 426 reduces the delivery capacity of the fuel by controlling the output power of the supply pump 423, thereby controlling the temperature in the combustion chamber 31, obtaining the best fuel supplement and leading the temperature rise to be more energy-saving;

the embedded heating resistor silk that is equipped with in air supply duct 431 is close to air intake 412 one end of combustor 41, there is the fibrous layer to be used for purifying inspiratory gas in intake pipe 433, when furnace body 3 drives the use like this, can start heating resistor silk in advance, carry high-temperature gas to the furnace body 3 in through air pump 432 and heat up, accelerate the raising rate of temperature in the furnace body 3, and heating resistor silk can be as reserve intensification equipment when combustor 41 trouble, be convenient for provide high temperature to furnace body 3, still set up safety circuit 7 and be used for improving the security of device operation.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.