CN114904903A - Quick emergency thermal desorption device for petroleum hydrocarbon leakage contaminated soil - Google Patents
Quick emergency thermal desorption device for petroleum hydrocarbon leakage contaminated soil Download PDFInfo
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- CN114904903A CN114904903A CN202210591459.8A CN202210591459A CN114904903A CN 114904903 A CN114904903 A CN 114904903A CN 202210591459 A CN202210591459 A CN 202210591459A CN 114904903 A CN114904903 A CN 114904903A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/06—Reclamation of contaminated soil thermally
- B09C1/065—Reclamation of contaminated soil thermally by pyrolysis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
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Abstract
The invention discloses a quick emergency thermal desorption device for petroleum hydrocarbon leakage polluted soil, which comprises a high-temperature furnace, a soil discharge chamber, a high-temperature ceramic pipe dust remover, an air chamber, a chimney, a vehicle-mounted chassis and an air distribution device, wherein the high-temperature furnace is arranged in the high-temperature furnace; the high-temperature furnace, the soil discharge chamber, the high-temperature ceramic tube dust remover and the air chamber are respectively fixed on the vehicle-mounted chassis; the air distribution device is arranged in the high-temperature furnace; the chimney is arranged at the top of the high-temperature furnace; the high-temperature furnace is communicated with the soil discharge chamber; the soil discharge chamber is communicated with the high-temperature ceramic tube dust remover; one end of the air chamber is communicated with the high-temperature ceramic tube dust remover, and the other end of the air chamber is communicated with the air distribution device through a pipeline. The whole device is flexible, response speed is high when dealing with emergency, and through setting up the air distribution device, directly carry out combustion treatment with gas, purification efficiency is higher, and the effect is better, need not to use the cooling water in the whole device working process simultaneously, has avoided secondary pollution.
Description
Technical Field
The invention relates to the field of soil remediation and disposal, in particular to a quick emergency thermal desorption device for petroleum hydrocarbon leakage polluted soil.
Background
At present, a common method for the emergency disposal of soil mainly comprises the cooperative disposal of indirect thermal desorption equipment and a cement kiln, the indirect thermal desorption equipment is large in size and poor in flexibility, the response time is generally 15-45 days, and the requirement cannot be met when an emergency event occurs. The cement kiln is disposed of in coordination, and the contaminated soil needs to be transported to the cement plant, and the procedure of dangerous useless outward transportation and transportation process easily produce secondary pollution. The large volume of waste liquid requires disposal in large volume chemical oxidation or bioremediation tanks. The prior art and the equipment technology have complex process, generate a large amount of waste liquid to be treated, and have high manufacturing and treatment cost.
Disclosure of Invention
The technical problem is as follows: the technical problem to be solved by the invention is as follows: the utility model provides a quick emergent thermal desorption device of petroleum hydrocarbon leakage contaminated soil has reduced the volume of thermal desorption equipment, when meetting emergency time, has improved response time, and is easy and simple to handle, and reduce cost improves work efficiency, and the while overall process need not the cooling water, and the pollutant postcombustion has improved the utilization ratio of the energy simultaneously.
The technical scheme is as follows: in order to solve the technical problem, the embodiment of the invention adopts the following technical scheme:
a quick emergency thermal desorption device for petroleum hydrocarbon leakage polluted soil comprises a high-temperature furnace, a soil discharge chamber, a high-temperature ceramic pipe dust remover, an air chamber, a chimney, a vehicle-mounted chassis and an air distribution device; the high-temperature furnace, the soil discharge chamber, the high-temperature ceramic tube dust remover and the air chamber are respectively fixed on the vehicle-mounted chassis; the air distribution device is arranged in the high-temperature furnace; the chimney is arranged at the top of the high-temperature furnace; the high-temperature furnace is communicated with the soil discharge chamber; the soil discharge chamber is communicated with the high-temperature ceramic tube dust remover; one end of the air chamber is communicated with the high-temperature ceramic tube dust remover, and the other end of the air chamber is communicated with the air distribution device through a pipeline.
As a preferred example, the high-temperature furnace comprises a furnace body, a feeding device, a hearth, a combustion chamber, an ignition device, a first support, an oil tank, a hearth rotating gear, a power takeoff and a second support; the feeding device is positioned at the top of the furnace body; the combustion chamber is positioned in the inner cavity of the furnace body; the hearth is positioned in the combustion chamber, the inner wall of the hearth is a spiral hearth wall, and the inlet of the hearth is communicated with the feeding device; the air distribution device is positioned in the combustion chamber and below the hearth; the oil tank is positioned below the furnace body and communicated with the inner cavity of the furnace body; the ignition device is connected to the furnace body, one end of the ignition device is positioned in the oil tank, and the other end of the ignition device is positioned in the combustion chamber; the first support seat is positioned in the combustion chamber and is connected with the hearth through a bearing; the inner ring of the hearth rotating gear is fixedly connected with one end of the hearth; the outer ring of the hearth rotating gear is connected with a chassis power takeoff through a transmission device; the chassis power takeoff is positioned outside the furnace body and obtains power from the vehicle-mounted chassis to drive the hearth rotating gear to rotate; the second support is located in the combustion chamber and used for supporting the transmission device.
As a preferred example, the soil discharge chamber is positioned at the tail part of the hearth; the soil discharge chamber comprises a soil inlet, a soil discharge hopper, a baffle plate, a gas outlet and a water atomization nozzle; the soil inlet is arranged on the side wall of the soil discharging chamber and is connected with the outlet of the hearth; the soil discharging hopper is arranged at the bottom end of the soil discharging chamber; the bottom end of the soil discharging hopper is connected with a connecting pipe, and a water atomization nozzle is arranged in the connecting pipe; the gas outlet is arranged at the upper end of the soil discharge chamber; the baffle is positioned in the inner cavity of the soil discharging chamber, the baffle is fixedly connected with the inner wall of the soil discharging chamber, and a gas channel is formed between the baffle and the inner wall of the soil discharging chamber; the gas outlet is positioned above the baffle, and the soil inlet is positioned below the baffle.
As a preferable example, the high-temperature ceramic tube dust collector is positioned outside the soil discharge chamber; the inner cavity of the high-temperature ceramic tube dust remover and the inner cavity of the soil discharge chamber are communicated with the high-temperature ceramic tube dust remover through a gas outlet, and the high-temperature ceramic tube dust remover comprises a shell, a bracket, a ceramic tube and an ash discharge hopper; the bracket and the ceramic tube are positioned in the shell; the bracket is used for supporting the ceramic tube; the ash discharging hopper is connected to the bottom of the shell and communicated with the inner cavity of the shell; the bottom end of the ash discharging hopper is connected with the connecting pipe; the top end of the shell is provided with a smoke outlet.
As a preferred example, the air chamber is arranged outside the high-temperature ceramic tube dust remover; one end of the air chamber is communicated with a flue gas outlet of the high-temperature ceramic tube dust remover, and the other end of the air chamber is communicated with an inlet of the air distribution device.
Preferably, the inside of the air chamber is in a negative pressure state, and the air flow is guided to flow from the high-temperature ceramic tube dust remover to the air distribution device.
As a preferable example, the number of the air distribution devices is N, N is an integer and N is more than or equal to 3.
Preferably, the first support is two, one is arranged at the inlet of the hearth, and the other is arranged at the outlet of the hearth.
As a preferable example, the high-temperature furnace and the vehicle-mounted chassis share one oil tank.
Preferably, the temperature in the high-temperature furnace is 400-900 ℃.
Has the advantages that: compared with the prior art, the technical scheme of the invention has the following beneficial effects: according to the scheme, the volume of the whole device is reduced by adopting the vehicle-mounted thermal desorption device, so that the whole device is more flexible. Meanwhile, when the soil polluted by petroleum hydrocarbon leakage is repaired, the waste gas is directly sent into the combustion chamber for combustion and degradation according to the characteristic of inflammability of the waste gas, a complex catalytic action is not needed, the operation is simple and convenient, the cost is reduced, and the degradation efficiency is improved. The whole device does not need to use cooling water in the working process, thereby avoiding the possibility of secondary pollution and being more environment-friendly.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention;
fig. 2 is a front sectional view of the structure of the embodiment of the present invention.
The figure shows that: the device comprises a high-temperature furnace 1, a soil discharge chamber 2, a high-temperature ceramic pipe deduster 3, an air chamber 4, a chimney 5, a vehicle-mounted chassis 6, an air distribution device 7, a feeding device 101, a hearth 102, a combustion chamber 103, an ignition device 104, a first support 105, an oil tank 106, a hearth rotating gear 107, a power takeoff 108, a spiral hearth wall 109, a second support 110, a soil inlet 201, a soil outlet hopper 202, a baffle plate 203, a gas outlet 204, a water atomization nozzle 205, a support 301, a ceramic pipe 302, an ash outlet hopper 303 and a flue gas outlet 304.
Detailed Description
The technical solution of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the rapid emergency thermal desorption device for petroleum hydrocarbon leakage contaminated soil according to the embodiment of the invention comprises a high-temperature furnace 1, a soil discharge chamber 2, a high-temperature ceramic tube dust collector 3, an air chamber 4, a chimney 5, a vehicle-mounted chassis 6 and an air distribution device 7; the high-temperature furnace 1, the soil discharge chamber 2, the high-temperature ceramic tube dust remover 3 and the air chamber 4 are respectively fixed on a vehicle-mounted chassis 6; the air distribution device 7 is arranged in the high-temperature furnace 1; the chimney 5 is arranged at the top of the high-temperature furnace 1; the high-temperature furnace 1 is communicated with the soil discharge chamber 2; the soil discharge chamber 2 is communicated with a high-temperature ceramic tube dust remover 3; one end of the air chamber 4 is communicated with the high-temperature ceramic tube dust remover 3, and the other end is communicated with the air distribution device 7 through a pipeline.
In the quick emergency thermal desorption device for the petroleum hydrocarbon leakage polluted soil with the structure, the thermal desorption system is integrated on a vehicle, so that the emergency response speed of the system is improved; meanwhile, waste gas in the petroleum hydrocarbon leakage polluted soil is collected and then directly sent into the combustion chamber for combustion, so that the whole device is simpler in structure and convenient to operate, the cost of equipment is reduced, and the waste gas degradation efficiency is improved.
When petroleum hydrocarbon leaks and pollutes soil and need carry out emergent thermal desorption and handle, start the automobile body, carry the device of this application to pending position. Filling a soil body to be treated into a high-temperature furnace 1, discharging the soil body into a soil discharge chamber 2 after high-temperature treatment, and discharging the treated soil body out of the soil discharge chamber 2; tail gas such as flue gas generated in the treatment process is discharged into the high-temperature ceramic tube dust collector 3 for secondary dust removal treatment, the treated flue gas enters an air distribution device 7 in the combustion chamber 103 through the air chamber 4 to be combusted and degraded, and clean airflow finally formed by the degraded flue gas is discharged through a discharge chimney 5. In the process, the induced draft fan in the air chamber 4 is started, so that negative pressure is generated in the soil discharge chamber 2, the high-temperature ceramic tube dust remover 3 and the air chamber 4, and tail gas is guided to enter the combustion chamber 3 for combustion and degradation and then is discharged through the discharge chimney 5. The utility model provides a compact structure, integrated on the automobile body, can realize quick emergency response, easy operation, flue gas treatment efficiency is better, and the working process of whole system is accomplished under high temperature simultaneously, need not to use the cooling water, has reduced secondary pollution.
As a preferred example, the high temperature furnace 1 comprises a furnace body, a feeding device 101, a hearth 102, a combustion chamber 103, an ignition device 104, a first support 105, an oil tank 106, a hearth rotating gear 107, a power takeoff 108 and a second support 110; the feeding device 101 is positioned at the top of the furnace body; the combustion chamber 103 is positioned in the inner cavity of the furnace body; the hearth 102 is positioned in the combustion chamber 103, the inner wall of the hearth 102 is a spiral hearth wall 109, and the inlet of the hearth 102 is communicated with the feeding device 101; the air distribution device 7 is positioned in the combustion chamber 103 and below the hearth 102; the oil tank 106 is positioned below the furnace body, and the oil tank 106 is communicated with the inner cavity of the furnace body; the ignition device 104 is connected to the furnace body, one end of the ignition device is positioned in the oil tank 106, and the other end of the ignition device is positioned in the combustion chamber 103; the first support 105 is positioned in the combustion chamber 103 and is connected with the hearth 102 through a bearing; an inner ring of the hearth rotating gear 107 is fixedly connected with one end of the hearth 102; the outer ring of the hearth rotating gear 107 is connected with a chassis power takeoff 108 through a transmission device; the chassis power takeoff 108 is positioned outside the furnace body, and the power takeoff 108 obtains power from the vehicle-mounted chassis 6 to drive the hearth rotating gear 107 to rotate; the second support 110 is located within the combustion chamber 103 for supporting the transmission. This structure passes through power takeoff 108 and obtains power from on-vehicle chassis 6, when the cost is reduced for organic pollutant carries out volatilizing more thoroughly, and the effect of volatilizing is better.
As a preferred example, the soil discharging chamber 2 is positioned at the tail part of the hearth 102; the soil discharge chamber 2 comprises a soil inlet 201, a soil discharge hopper 202, a baffle plate 203, a gas outlet 204 and a water atomization nozzle 205; the soil inlet 201 is arranged on the side wall of the soil discharging chamber 2 and is connected with the outlet of the hearth 102; the soil discharging hopper 202 is arranged at the bottom end of the soil discharging chamber 2; the bottom end of the soil outlet hopper 202 is connected with a connecting pipe, and a water atomization nozzle 205 is arranged in the connecting pipe; the gas outlet 204 is arranged at the upper end of the soil discharge chamber 2; the baffle 203 is positioned in the inner cavity of the soil discharging chamber 2, the baffle 203 is fixedly connected with the inner wall of the soil discharging chamber 2, and a gas channel is formed between the baffle 203 and the inner wall of the soil discharging chamber 2; the gas outlet 204 is located above the baffle 203 and the soil inlet 201 is located below the baffle 203. High temperature furnace 1 gets into soil discharge chamber 2 after with soil and flue gas discharge, and soil falls into out soil fill 202 and discharges under the effect of gravity, and the discharge process sprays through the water of water atomizer 205, prevents the raise dust. The baffle 203 is arranged, dust is blocked to fall, separation of the dust and the gas is realized, and the gas of the gas outlet 204 contains less impurities.
As a preferable example, the high-temperature ceramic tube dust collector 3 is positioned outside the soil discharge chamber 2; the inner cavity of the high-temperature ceramic tube dust remover 3 is communicated with the inner cavity of the soil discharge chamber 2 through a gas outlet 204, and the high-temperature ceramic tube dust remover 3 comprises a shell, a bracket 301, a ceramic tube 302 and an ash discharge hopper 303; the bracket 301 and the ceramic tube 302 are positioned in the shell; the bracket 301 is used for supporting a ceramic tube 302; the ash discharging hopper 303 is connected to the bottom of the shell and is communicated with the inner cavity of the shell; the bottom end of the ash discharging hopper 303 is connected with the connecting pipe; the top end of the shell is provided with a smoke outlet 304. The thermal desorption gas is subjected to secondary dust removal treatment through the high-temperature ceramic tube dust remover 3, and dust which is not separated in the soil discharge chamber 2 is continuously separated, so that less mixed dust of the thermal desorption gas entering the combustion chamber 103 is prevented, and the dust is prevented from being accumulated in the combustion chamber 103. The ceramic tube 302 can work at a high temperature of more than 1000 ℃, dust-containing tail gas enters the high-temperature ceramic tube dust remover 3 through the gas outlet 204, smoke passes through the ceramic tube 302 from the outer wall of the ceramic tube 302, then enters the inner wall of the ceramic tube 302, and finally enters the gas chamber 4 through the smoke outlet 304. Organic matters in the flue gas are in contact with air when entering the combustion chamber 103 through the air chamber 4, are ignited and oxidatively degraded, and are finally discharged through the discharge chimney 5. The whole working process is simple and convenient, the efficiency is high, the operation is finished at a high temperature, cooling water is not needed, and secondary pollution is avoided.
As a preferred example, the air chamber 4 is arranged outside the high-temperature ceramic tube dust remover 3; one end of the air chamber 4 is communicated with a flue gas outlet 304 of the high-temperature ceramic tube dust collector 3, and the other end is communicated with an inlet of the air distribution device 7. Through set up the air chamber between exhanst gas outlet 304 and air distribution device 7, send the gas that exhanst gas outlet 304 flows into the air distribution device 7 in combustion chamber 103 on and carry out the burning degradation, guaranteed the stability of whole device work.
Preferably, the inside of the air chamber 4 is in a negative pressure state, and the air flow is guided from the high-temperature ceramic tube dust collector 3 to the air distribution device 7. The induced draft fan is arranged in the air chamber 4, so that the soil discharge chamber 2, the high-temperature ceramic tube dust remover 3 and the air chamber 4 are in a negative pressure state, gas discharged from the flue gas outlet 304 can completely enter the combustion chamber 103 for combustion, and the efficiency is improved.
As a preferable example, the number of the air distribution devices 7 is N, N is an integer and N is more than or equal to 3. Set up a plurality of wind devices 7 in combustion chamber 103 for the gas that gets into combustion chamber 3 burns more evenly thoroughly and degrades, has improved the effect of whole device to gaseous thermal desorption.
Preferably, the first support 5 is provided in two parts, one part is arranged at the inlet of the furnace 102, and the other part is arranged at the outlet of the furnace 102. First support plays the supporting role to furnace 102, and entry and export all set up first support 5 for furnace is more stable even when burning mud, has guaranteed overall arrangement's stability and work continuity.
Preferably, the high-temperature furnace 1 and the vehicle-mounted chassis 6 share one oil tank 106. When the high-temperature furnace 1 needs to work, only the oil is needed to be obtained from the oil tank 106 and sprayed into the combustion chamber 103 for combustion and temperature rise, the operation is simple, the reaction is rapid, and the working efficiency of the device is improved.
Preferably, the temperature in the high temperature furnace 1 is 400 to 900 ℃. High temperature furnace 1 is through carrying out high temperature heating to soil, with organic pollutant gas and soil separation, the gas after removing dust simultaneously gets into the combustion chamber 103 internal combustion degradation in high temperature furnace 1 again, adopts high temperature, can guarantee more thoroughly that organic pollutant gas and soil separate, guarantees more thoroughly that the gas after removing dust simultaneously burns the degradation for the effect of gas purification is better.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to further illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, which is also intended to be covered by the appended claims. The scope of the invention is defined by the claims and their equivalents.
Claims (10)
1. A quick emergency thermal desorption device for petroleum hydrocarbon leakage polluted soil is characterized by comprising a high-temperature furnace (1), a soil discharge chamber (2), a high-temperature ceramic tube dust remover (3), an air chamber (4), a chimney (5), a vehicle-mounted chassis (6) and an air distribution device (7); the high-temperature furnace (1), the soil discharge chamber (2), the high-temperature ceramic tube dust remover (3) and the air chamber (4) are respectively fixed on the vehicle-mounted chassis (6); the air distribution device (7) is arranged inside the high-temperature furnace (1); the chimney (5) is arranged at the top of the high-temperature furnace (1); the high-temperature furnace (1) is communicated with the soil discharge chamber (2); the soil discharge chamber (2) is communicated with the high-temperature ceramic tube dust remover (3); one end of the air chamber (4) is communicated with the high-temperature ceramic tube dust remover (3), and the other end is communicated with the air distribution device (7) through a pipeline.
2. The quick emergency thermal desorption device for the petroleum hydrocarbon leakage contaminated soil according to claim 1, wherein the high-temperature furnace (1) comprises a furnace body, a feeding device (101), a hearth (102), a combustion chamber (103), an ignition device (104), a first support (105), an oil tank (106), a hearth rotating gear (107), a power takeoff (108) and a second support (110); the feeding device (101) is positioned at the top of the furnace body; the combustion chamber (103) is positioned in the inner cavity of the furnace body; the hearth (102) is positioned in the combustion chamber (103), the inner wall of the hearth (102) is a spiral hearth wall (109), and the inlet of the hearth (102) is communicated with the feeding device (101); the air distribution device (7) is positioned in the combustion chamber (103) and below the hearth (102); the oil tank (106) is positioned below the furnace body, and the oil tank (106) is communicated with the inner cavity of the furnace body; the ignition device (104) is connected to the furnace body, one end of the ignition device is positioned in the oil tank (106), and the other end of the ignition device is positioned in the combustion chamber (103); the first support (105) is positioned in the combustion chamber (103) and is connected with the hearth (102) through a bearing; the inner ring of the hearth rotating gear (107) is fixedly connected with one end of the hearth (102); the outer ring of the hearth rotating gear (107) is connected with a chassis power takeoff (108) through a transmission device; the chassis power takeoff (108) is positioned outside the furnace body, and the power takeoff (108) obtains power from the vehicle-mounted chassis (6) to drive the hearth rotating gear (107) to rotate; the second support (110) is located in the combustion chamber (103) and is used for supporting the transmission device.
3. A quick emergency thermal desorption device for soil polluted by petroleum hydrocarbon leakage according to claim 1, wherein the soil discharge chamber (2) is positioned at the tail part of the hearth (102); the soil discharge chamber (2) comprises a soil inlet (201), a soil discharge hopper (202), a baffle plate (203), a gas outlet (204) and a water atomization spray head (205); the soil inlet (201) is arranged on the side wall of the soil discharging chamber (2) and is connected with the outlet of the hearth (102); the soil discharging hopper (202) is arranged at the bottom end of the soil discharging chamber (2); the bottom end of the soil outlet hopper (202) is connected with a connecting pipe, and a water atomization nozzle (205) is arranged in the connecting pipe; the gas outlet (204) is arranged at the upper end of the soil discharge chamber (2); the baffle (203) is positioned in the inner cavity of the soil discharging chamber (2), the baffle (203) is fixedly connected with the inner wall of the soil discharging chamber (2), and an air channel is formed between the baffle (203) and the inner wall of the soil discharging chamber (2); the gas outlet (204) is positioned above the baffle (203), and the soil inlet (201) is positioned below the baffle (203).
4. A rapid emergency thermal desorption device for petroleum hydrocarbon leakage contaminated soil according to claim 3, wherein the high temperature ceramic pipe dust collector (3) is positioned outside the soil discharge chamber (2); the inner cavity of the high-temperature ceramic tube dust remover (3) and the inner cavity of the soil discharge chamber (2) are communicated with each other through a gas outlet (204), and the high-temperature ceramic tube dust remover (3) comprises a shell, a bracket (301), a ceramic tube (302) and an ash discharge hopper (303); the bracket (301) and the ceramic tube (302) are positioned in the shell; the bracket (301) is used for supporting the ceramic tube (302); the ash discharging hopper (303) is connected to the bottom of the shell and communicated with the inner cavity of the shell; the bottom end of the ash discharging hopper (303) is connected with the connecting pipe; the top end of the shell is provided with a smoke outlet (304).
5. The quick emergency thermal desorption device for petroleum hydrocarbon leakage contaminated soil according to claim 4, wherein the gas chamber (4) is arranged outside the high-temperature ceramic pipe dust collector (3); one end of the air chamber (4) is communicated with a flue gas outlet (304) of the high-temperature ceramic tube dust remover (3), and the other end is communicated with an inlet of the air distribution device (7).
6. The quick emergency thermal desorption device for the petroleum hydrocarbon leakage contaminated soil according to claim 1, wherein the inside of the air chamber (4) is in a negative pressure state, and the air flow is guided to flow from the high-temperature ceramic tube dust collector (3) to the air distribution device (7).
7. The quick emergency thermal desorption device for the petroleum hydrocarbon leakage contaminated soil as claimed in claim 1, wherein the number of the air distribution devices (7) is N, N is an integer and N is more than or equal to 3.
8. A quick emergency thermal desorption device for petroleum hydrocarbon leakage contaminated soil according to claim 2, wherein the number of the first support (5) is two, one is arranged at the inlet of the hearth (102), and the other is arranged at the outlet of the hearth (102).
9. A rapid emergency thermal desorption device for petroleum hydrocarbon leakage contaminated soil according to claim 1, wherein the high temperature furnace (1) and the vehicle chassis (6) share a fuel tank (106).
10. The quick emergency thermal desorption device for the petroleum hydrocarbon leakage contaminated soil according to claim 1, wherein the temperature in the high temperature furnace (1) is 400-900 ℃.
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| CN202210591459.8A CN114904903B (en) | 2022-05-27 | 2022-05-27 | Quick emergent thermal desorption device of petroleum hydrocarbon leakage contaminated soil |
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| CN202210591459.8A CN114904903B (en) | 2022-05-27 | 2022-05-27 | Quick emergent thermal desorption device of petroleum hydrocarbon leakage contaminated soil |
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| CN114904903B CN114904903B (en) | 2023-06-30 |
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