CN109675920A - Device and method for contaminated soil thermal desorption - Google Patents
Device and method for contaminated soil thermal desorption Download PDFInfo
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- CN109675920A CN109675920A CN201811473691.1A CN201811473691A CN109675920A CN 109675920 A CN109675920 A CN 109675920A CN 201811473691 A CN201811473691 A CN 201811473691A CN 109675920 A CN109675920 A CN 109675920A
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/005—Extraction of vapours or gases using vacuum or venting
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention discloses a kind of device and method for contaminated soil thermal desorption, which includes: thermal-insulating body, and thermal-insulating body is equipped with feed inlet and bleeding point for holding contaminated soil, thermal-insulating body；It is fed module, feed module is connect with feed inlet, for contaminated soil to be transported in incubator；Heating module, heating module are set in thermal-insulating body, for heating to contaminated soil；Module is extracted, the air inlet for extracting module is connect by exhaust pipe with bleeding point, the gas pollutant for volatilizing after the heating of extraction stain soil；Vent gas treatment module, vent gas treatment module are connect by gas exhaust piping with the air outlet for extracting module.The modularization of device realization thermal desorption equipment, the transport of equipment and Installation Flexibility are strong, it can be not only used for engineering construction, it can also be used for field pilot test sample, effectively reducing the thermal desorption construction stage builds heap, the heat preservation processes such as layer building, when for engineering construction, the soil thermal desorption processing in the lesser place of contaminated soil amount is reduced.
Description
Technical field
The invention belongs to contaminated soil remediation fields, more particularly, to a kind of device for contaminated soil thermal desorption
And method.
Background technique
In recent years, it has obtained answering on a large scale in the contaminated soil remediation of contaminated soil heterotopic thermal desorption technology at home
With.Currently, main thermal desorption mode to be used is to be excavated contaminated soil, after pretreatment, set by special thermal desorption
It is standby to be heated.Thermal desorption equipment volume is huge, transport and mounting cost is higher, smaller for contaminated soil amount (to be less than
10000 tons) place, using thermal desorption equipment processing contaminated soil cost it is excessively high.
Based on the above issues, expect that the preparation of site operation can be reduced, improve the heat of construction efficiency by developing one kind
Desorption apparatus.
Summary of the invention
The purpose of the present invention is for existing thermal desorption equipment volume it is huge, transport and Installation Flexibility difference problem,
The thermal desorption device that a kind of preparation that can reduce site operation is provided, improves construction efficiency.
To achieve the goals above, according to an aspect of the invention, it is proposed that a kind of device of contaminated soil thermal desorption, packet
It includes:
Thermal-insulating body, the thermal-insulating body are equipped with feed inlet and pumping for holding contaminated soil, the thermal-insulating body
Mouthful；
It is fed module, the feed module is connect with the feed inlet, for the contaminated soil to be transported to incubator
It is interior；
Heating module, the heating module are set in the thermal-insulating body, for heating to the contaminated soil；
Module is extracted, the air inlet of the extracting module is connect by exhaust pipe with the bleeding point, for extracting dirt
The gas pollutant to volatilize after dye soil heating；
Vent gas treatment module, the vent gas treatment module are connect by gas exhaust piping with the air outlet of the extracting module.
Preferably, the vent gas treatment module includes the condensing unit being connected and gas-liquid separation unit, and respectively with
The treatment unit for waste water and activated carbon adsorption unit of the gas-liquid separation unit connection.
It preferably, further include temperature monitoring module, the temperature monitoring module is set in the thermal-insulating body.
It preferably, further include heat exchange module, the heat exchange module is set on the exhaust pipe, and the heat exchange module is used
In in the exhaust pipe the gas pollutant carry out heat exchange.
It preferably, further include energy resource supply module, the energy resource supply module is used to energize to the heating module.
Preferably, further include control module, the control module respectively with the feed module, energy resource supply module, take out
Climbing form block, the communication connection of vent gas treatment module, for remotely controlling the feed module, energy resource supply module, extracting module, tail
Gas disposal module.
Preferably, the powered mode of the energy resource supply module include power supply, for combustion gas, for fuel oil, for water vapour or confession
Hot-air.
Preferably, the heating module includes multiple heating rods, and the side wall of the thermal-insulating body is equipped with multiple through-holes, each
The heating rod is inserted into a through-hole.
Preferably, the heating rod is that electrically heated rod, electromagnetic heating rod, gas heating stick, fuel Heating stick or steam add
Hot pin.
Preferably, the exhaust pipe includes being inserted into intracorporal first pipeline of incubator and being set to the incubator
The second external pipeline, first pipeline surface are evenly equipped with multiple air inlets, are coated with strainer outside first pipeline.
According to another aspect of the invention, it is proposed that a kind of contaminated soil thermal desorption method, which comprises
Contaminated soil is added in thermal-insulating body via feed module；
Contaminated soil is heated by heating module；
The gas pollutant to volatilize after being heated contaminated soil by extracting module is delivered to vent gas treatment module, passes through tail
Gas disposal module handles the gas pollutant.
Preferably, it is described by vent gas treatment module to the gas pollutant carry out processing include:
Condensation and gas-liquid separation are carried out to the gas pollutant, wastewater treatment is carried out to the liquid isolated, to separation
Gas out carries out activated carbon adsorption processing.
Beneficial effect provided by the invention is:
1, thermal-insulating body is connect with feed module and extracting module by the device respectively, and contaminated soil is delivered to incubator
In vivo, contaminated soil is after heating module heats, the gas pollutant to volatilize after being heated contaminated soil by extracting module
Extracting, and handled using vent gas treatment module by the gas pollutant that module extracts is extracted, remove pollutant in soil.
The device realizes the modularization of thermal desorption equipment, is readily transported, is flexible for installation, can be not only used for engineering construction, it is also possible on site
Middle sample, effectively reducing the thermal desorption construction stage builds heap, the heat preservation processes such as layer building, when being used for engineering construction, convenient for pollution
The thermal desorption in the smaller place of amount of soil is handled.
2, contaminated soil enters the thermal-insulating body of sealing, and contaminated soil is heated by extracting in seal thermal-insulation box body
The pollutant volatilized in heater box is stripped by module, and the tail gas extracted enters exhaust treatment system and carries out place up to standard
Reason.The method increase construction efficiency, simultaneously reuse to thermal insulation material is realized, reduces waste of material, reduce
Cost.
Other features and advantages of the present invention will then part of the detailed description can be specified.
Detailed description of the invention
Exemplary embodiment of the present is described in more detail in conjunction with the accompanying drawings, of the invention is above-mentioned and other
Purpose, feature and advantage will be apparent.Wherein, in the exemplary embodiment, identical reference label typically represents phase
Same component.
Fig. 1 shows the connection schematic diagram of the device for contaminated soil thermal desorption in one embodiment of the invention.
Fig. 2 shows the incubator dimensional structure schematic diagrames in one embodiment of the invention.
Fig. 3 shows the lateral plate structure schematic diagram of the incubator in one embodiment of the invention.
Fig. 4 shows the feeding inlet structure schematic diagram of the incubator in one embodiment of the invention.
Fig. 5 shows the flow chart of the contaminated soil thermal desorption method in one embodiment of the invention.
Description of symbols:
1, thermal-insulating body；2, it is fed module；3, feed inlet；4, bleeding point；5, heat exchange module；6, module is extracted；7, tail gas
Processing module；8, through-hole.
Specific embodiment
The preferred embodiment that the present invention will be described in more detail below with reference to accompanying drawings.Although being shown in attached drawing of the invention
Preferred embodiment, however, it is to be appreciated that may be realized in various forms the present invention, without that should be limited by embodiments set forth here
System.On the contrary, thesing embodiments are provided so that the present invention is more thorough and complete, and can be complete by the scope of the present invention
Ground is communicated to those skilled in the art.
The embodiment of the present invention provides a kind of device of thermal desorption in contaminated soil heap, comprising:
Thermal-insulating body, thermal-insulating body are equipped with feed inlet and bleeding point for holding contaminated soil, thermal-insulating body；It is fed mould
Block, feed module is connect with feed inlet, for contaminated soil to be transported in incubator；Heating module, heating module are set to
In thermal-insulating body, for being heated to contaminated soil；Module is extracted, the air inlet for extracting module is connected by exhaust pipe and bleeding point
It connects, the gas pollutant for volatilizing after the heating of extraction stain soil；Vent gas treatment module, vent gas treatment module pass through exhaust pipe
Road is connect with the air outlet of extracting module.
Thermal-insulating body is connect with feed module and extracting module by the device respectively, and contaminated soil is delivered to thermal-insulating body
Interior, contaminated soil after heating module heats, take out by the gas pollutant to volatilize after being heated contaminated soil by extracting module
It mentions, and is handled using vent gas treatment module by the gas pollutant that module extracts is extracted, remove pollutant in soil.It should
Device realizes the modularization of thermal desorption equipment, is readily transported, is flexible for installation, can be not only used for engineering construction, it is also possible on site
Sample, effectively reducing the thermal desorption construction stage builds heap, the heat preservation processes such as layer building, when being used for engineering construction, is convenient for Polluted Soil
The thermal desorption in the smaller place of earth amount is handled.
Specifically, thermal-insulating body is sealing thermal insulation cabinet, and major function is to hold contaminated soil and from the heating period
To the effect for keeping the temperature, preventing pollutant excessive.It is mainly made of weathering steel outside thermal-insulating body, four sides of thermal-insulating body,
Top and bottom are openable side, tighten connection with bolt between each adjacent side and are realized with refractory seals item close
Seal effect；Thermal-insulating body inner sidewall, bottom and top are laid with heat preservation sandwich layer, and the material in heat preservation sandwich layer is mainly by alumina silicate
Heat-preservation cotton is constituted, and the material of thermal-insulating body inner wall is weathering steel；It is provided with multiple feed inlets on thermal-insulating body top cover, when charging,
The discharge port of feed module is connected with the feed inlet of thermal-insulating body；When to the heating of incubator intracorporal contaminated soil, feed inlet
It is tightened with flange seal, guarantees the intracorporal sealing effect of incubator.Specifically, the function of extracting module is mainly used for extracting and protects
In incubator, the vapor and pollutant that contaminated soil evaporates after being heated, extracting module can use roots blower, vacuum
The air-extractors such as aspiration pump realize extracting.
Specifically, feed module major function is that contaminated soil is transported in thermal-insulating body.Feed module is given by closed
Expect that equipment is constituted, feed module includes screw feeding machine, vacuum feeder etc..
Preferably, vent gas treatment module includes the condensing unit being connected and gas-liquid separation unit, and difference
The treatment unit for waste water and activated carbon adsorption unit being connect with gas-liquid separation unit.
Specifically, the gas pollutant that vent gas treatment module is used to extract carries out processing up to standard, vent gas treatment module
Treatment process is adjusted according to the property of pollutant, mainly includes tail gas condensing, gas-liquid separation, wastewater treatment, active carbon suction
Attached equal processing units.
It preferably, further include temperature monitoring module, temperature monitoring module is set in thermal-insulating body.
Specifically, temperature monitoring module is the temperature sensor composition that the inner surface of sealing thermal insulation cabinet is arranged in.
It is further preferable that the distance of the surface temperature sensor in thermal-insulating body on each side is not more than 2m.
It preferably, further include heat exchange module, heat exchange module is set on exhaust pipe, and heat exchange module is used for and pumping
Gas pollutant in air pipe carries out heat exchange.
Specifically, heat exchange module can make full use of the heat in stripping gas pollutant, can by heat exchange, into
Material soil is heated.For example, one is arranged outside the screw rod of screw feeder or outside the feed pipe of vacuum feed device
One end close to thermal-insulating body of helix tube or feed pipe is arranged in air heat exchanging pipe, heat exchange module air inlet, and heat is handed over
The gas outlet of Switching Module is positioned close to one end of feed.
It preferably, further include energy resource supply module, energy resource supply module is used to energize to heating module, and the energy supplies
Energy resource supply mode can flexibly be changed according to the difference of heating method to module, the powered mode of energy resource supply module includes supplying
Electricity, for combustion gas, for fuel oil, for water vapour or heating air.
Preferably, further include control module, control module respectively with feed module, energy resource supply module, extracting
Module, the communication connection of vent gas treatment module, for remotely controlling feed module, energy resource supply module, extracting module, vent gas treatment
Module.
Specifically, it is realized by control module for feed module, energy resource supply module, extracting module, temperature monitoring mould
Block, heat exchange module, the automation control of vent gas treatment module and long-range control, are convenient in mobile terminals such as computer, mobile phones to it
Remotely controlled.
Preferably, heating module includes multiple heating rods, and the side wall of thermal-insulating body is equipped with multiple through-holes, Mei Gejia
Hot pin is inserted into a through-hole.
Preferably, heating rod is electrically heated rod, electromagnetic heating rod, gas heating stick, fuel Heating stick or steam
Heating rod.
Specifically, at least one bleeding point and multiple through-holes are laid on a side of thermal-insulating body, on thermal-insulating body
Through-hole be used into incubator intert heating rod, bleeding point be used into thermal-insulating body intert exhaust pipe.
Preferably, exhaust pipe includes insertion intracorporal first pipeline of incubator and is set to outside thermal-insulating body
Second pipeline, the first pipeline surface are evenly equipped with multiple air inlets, are coated with strainer outside the first pipeline.
It is further preferable that exhaust pipe is DN30-DN50 stainless steel tube, wherein being placed in intracorporal first pipe of seal thermal-insulation box
Road is the stainless steel tube that surface has multiple air inlets, and the diameter in hole is 1mm-2mm, is enclosed with 30 mesh to 60 mesh outside the first pipeline
Iron wire strainer.
According to another aspect of the invention, it is proposed that a kind of contaminated soil thermal desorption method, this method comprises:
Contaminated soil is added in thermal-insulating body via feed module；
Contaminated soil is heated by heating module；
The gas pollutant to volatilize after being heated contaminated soil by extracting module is delivered to vent gas treatment module, passes through tail
Gas disposal module handles gas pollutant.
It is further preferable that by vent gas treatment module to gas pollutant carry out processing include:
Condensation and gas-liquid separation are carried out to gas pollutant, wastewater treatment is carried out to the liquid isolated, to what is isolated
Gas carries out activated carbon adsorption processing.
Specifically, contaminated soil enters the thermal-insulating body of sealing, and contaminated soil is heated by seal thermal-insulation box body
The pollutant volatilized in heater box is stripped by extracting module, and it is up to standard that the tail gas extracted enters exhaust treatment system progress
Processing.The method increase construction efficiency, simultaneously reuse to thermal insulation material is realized, reduces waste of material, reduce
Cost.
Embodiment 1
Fig. 1 shows the connection schematic diagram of the device of the contaminated soil thermal desorption in one embodiment of the invention, Fig. 2 shows
Incubator dimensional structure schematic diagram in one embodiment of the invention, Fig. 3 show the heat preservation in one embodiment of the invention
The lateral plate structure schematic diagram of case, Fig. 4 show the feeding inlet structure schematic diagram of the incubator in one embodiment of the invention.
As shown in Figures 1 to 4, embodiment provides a kind of device of contaminated soil thermal desorption, comprising:
Thermal-insulating body 1, thermal-insulating body 1 are equipped with feed inlet 3 and bleeding point 4 for holding contaminated soil, thermal-insulating body 1；
It is fed module 2, feed module 2 is connect with feed inlet 3, for contaminated soil to be transported in thermal-insulating body 1；Heating module adds
Thermal modules are set in thermal-insulating body 1, for heating to contaminated soil；Module 6 is extracted, the air inlet of extracting module 6 passes through pumping
Air pipe is connect with bleeding point 4, the gas pollutant for volatilizing after the heating of extraction stain soil；Vent gas treatment module 7, tail gas
Processing module 7 is connect by gas exhaust piping with the air outlet for extracting module 6, and vent gas treatment module 7 includes the condensation list being connected
Member and gas-liquid separation unit, and the treatment unit for waste water and activated carbon adsorption unit that are connect respectively with gas-liquid separation unit.
It is made outside thermal-insulating body 1 of weathering steel, having a size of L=5800mm, W=2300mm, H=2360mm, heat preservation
Four sides, the top and bottom of cabinet 1 are openable side, with bolt tighten connection between each adjacent side and with resistance to
Elevated-temperature seal item realizes sealing effect；One W=2300mm of thermal-insulating body 1, uniformly distributed four 8 Hes of through-hole of the side H=2360m
One bleeding point 4, the through-hole 8 of middle and upper part two and the through-hole 8 of lower part two are used for being inserted into heating rod, one, middle part bleeding point 4
Intert extraction line, heating rod can be electrically heated rod, electromagnetic heating rod, gas heating stick, fuel Heating stick or steam heating
Stick.Setting is there are three feed inlet 3 on 1 top cover of thermal-insulating body, and the distance of two adjacent feed inlets 3 is 1500mm, feed inlet 3 into
It is connected when material with feed inlet feeding system, heating repair process is tightened with flange seal；1 inner sidewall of thermal-insulating body, bottom and
Top is laid with heat preservation sandwich layer, and the material in heat preservation sandwich layer is mainly made of alumina silicate heat-preservation cotton, the material of 1 inner wall of thermal-insulating body
Matter is weathering steel.
It further include temperature monitoring module (not shown), temperature monitoring module is set in thermal-insulating body 1.
Further include heat exchange module 5, heat exchange module 5 is set on exhaust pipe, heat exchange module 5 be used for in exhaust pipe
Gas pollutant carries out heat exchange.It further include energy resource supply module (not shown), energy resource supply module is used to supply to heating module
Energy.
Further include control module (not shown), control module respectively with feed module 4, energy resource supply module, extracting module
6, vent gas treatment module 7 communicates to connect, for remotely controlling feed module 4, energy resource supply module, extracting module 6, vent gas treatment
Module 7.
The powered mode of energy resource supply module include power supply, for combustion gas, for fuel oil, for water vapour or heating air.Pumping
Pipeline includes the second pipeline that insertion incubator intracorporal first pipeline and is set to outside thermal-insulating body 1, and the first pipeline surface is equal
Multiple air inlets are furnished with, are coated with strainer outside the first pipeline.
Embodiment 2
Fig. 5 shows the flow chart of thermal desorption method in the contaminated soil heap in one embodiment of the invention.
As shown in figure 5, propose a kind of contaminated soil thermal desorption method, this method comprises:
Step 1: 1 bottom of thermal-insulating body is placed on the ground through overcompaction, it is successively connected with four sides and top
It connects and tightens, heating rod and exhaust pipe are respectively put into the through-hole 8 and bleeding point 4 of 1 side of thermal-insulating body, and twisted with flange
Tightly, it seals, heating commissioning device is carried out to air.
Step 2: contaminated soil is added in thermal-insulating body 1 via feed module；
Pretreated contaminated soil is added gradually in thermal-insulating body 1 by feed module 2, after soil is filled it up with, is stopped
It only feeds, feed inlet 3 is blocked and sealed using flange.
Step 3: contaminated soil is heated by heating module；
Start heating module, the soil in heating and thermal insulation cabinet 1 is heated to default temperature according to the property of processing pollutant
After degree, thermal-insulating body 1 is kept the temperature, timing heated.
Step 4: the gas pollutant to volatilize after being heated contaminated soil by extracting module 6 is delivered to vent gas treatment mould
Block 7 is handled gas pollutant by vent gas treatment module 7.
When temperature is increased to 30 DEG C or more, starting extracting module 6 and vent gas treatment module 7, but keep vent gas treatment mould
The continuous service of block 7.The hot gas that vent gas treatment process generates is realized by heat exchange module 5 and is fed to another thermal-insulating body
The preheating of soil, to realize recycling for preheating.
Carrying out processing to gas pollutant by vent gas treatment module includes:
Condensation and gas-liquid separation are carried out to gas pollutant, wastewater treatment is carried out to the liquid isolated, to what is isolated
Gas carries out activated carbon adsorption processing.
Step 5: after soil treatment is up to standard, heating system is closed, exhaust treatment system continuous service is kept, to soil temperature
Degree closes vent gas treatment module 7 after being reduced to 50 DEG C or less, and by feed inlet 3, water flowing in the soil into thermal-insulating body 1 is led to
Water amount control make the moisture content of soil in cabinet in 30%-40%.
Step 6: after a week, 1 side wall of thermal-insulating body, top are dismantled for water flowing, and heating rod, extraction pipe are extracted, and are adopted
The intracorporal soil of case is successively cleaned out with mechanical equipment.Equipment is saved after related housing inner wall is rinsed well,
Or continue the processing that contaminated soil is used for after assembling.
Various embodiments of the present invention are described above, above description is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.Without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes are obvious for the those of ordinary skill in art field.
Claims (10)
1. a kind of device for contaminated soil thermal desorption characterized by comprising
Thermal-insulating body, the thermal-insulating body are equipped with feed inlet and bleeding point for holding contaminated soil, the thermal-insulating body；
It is fed module, the feed module is connect with the feed inlet, for the contaminated soil to be transported in thermal-insulating body；
Heating module, the heating module are set in the thermal-insulating body, for heating to the contaminated soil；
Module is extracted, the air inlet of the extracting module is connect by exhaust pipe with the bleeding point, for extraction stain soil
The gas pollutant to volatilize after earth heating；
Vent gas treatment module, the vent gas treatment module are connect by gas exhaust piping with the gas outlet of the extracting module.
2. the device according to claim 1 for contaminated soil thermal desorption, which is characterized in that the vent gas treatment module
Including the condensing unit being connected and gas-liquid separation unit, and the wastewater treatment list being connect respectively with the gas-liquid separation unit
Member and activated carbon adsorption unit.
3. the device according to claim 1 for contaminated soil thermal desorption, which is characterized in that further include temperature monitoring mould
Block, the temperature monitoring module are set in the thermal-insulating body.
4. the device according to claim 1 for contaminated soil thermal desorption, which is characterized in that it further include heat exchange module,
The heat exchange module is set on the exhaust pipe, and the heat exchange module is used for dirty with the gas in the exhaust pipe
It contaminates object and carries out heat exchange.
5. the device according to claim 1 for contaminated soil thermal desorption, which is characterized in that further include energy resource supply mould
Block, the energy resource supply module are used to energize to the heating module.
6. the device according to claim 5 for contaminated soil thermal desorption, which is characterized in that it further include control module,
The control module is communicated to connect with the feed module, energy resource supply module, extracting module, vent gas treatment module respectively, is used
In remotely control the feed module, energy resource supply module, extracting module, vent gas treatment module.
7. the device according to claim 1 for contaminated soil thermal desorption, which is characterized in that the heating module includes
Multiple heating rods, the side wall of the thermal-insulating body are equipped with multiple through-holes, and each heating rod is inserted into a through-hole.
8. the device according to claim 1 for contaminated soil thermal desorption, which is characterized in that the exhaust pipe includes
The second pipeline for being inserted into intracorporal first pipeline of the incubator and being set to outside the thermal-insulating body, first pipeline surface
Multiple air inlets are evenly equipped with, are coated with strainer outside first pipeline.
9. a kind of contaminated soil thermal desorption method, using according to claim 1 to 8 for contaminated soil heat
The device of desorption, which is characterized in that the described method includes:
Contaminated soil is added in thermal-insulating body via feed module；
Contaminated soil is heated by heating module；
The gas pollutant to volatilize after being heated contaminated soil by extracting module is delivered to vent gas treatment module, at tail gas
Reason module handles the gas pollutant.
10. the method for contaminated soil thermal desorption according to claim 9, which is characterized in that described to pass through vent gas treatment mould
Block carries out processing to the gas pollutant
Condensation and gas-liquid separation are carried out to the gas pollutant, wastewater treatment is carried out to the liquid isolated, to what is isolated
Gas carries out activated carbon adsorption processing.
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| CN201811473691.1A CN109675920A (en) | 2018-12-04 | 2018-12-04 | Device and method for contaminated soil thermal desorption |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110976500A (en) * | 2019-12-12 | 2020-04-10 | 中科鼎实环境工程有限公司 | Modular thermal desorption treatment device for organic contaminated soil |
| CN111014270A (en) * | 2020-01-03 | 2020-04-17 | 北京高能时代环境技术股份有限公司 | In-situ thermal desorption electric heating simulation system and method |
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| CN207266967U (en) * | 2017-08-10 | 2018-04-24 | 广州市金龙峰环保设备工程有限公司 | Complexes are answered in a kind of hot repair of organic polluted soil |
| CN207188450U (en) * | 2017-08-15 | 2018-04-06 | 北京高能时代环境技术股份有限公司 | A kind of device for microorganism remediation heavy-metal contaminated soil |
| CN207971196U (en) * | 2018-01-17 | 2018-10-16 | 河南国锦环保工程有限公司 | A kind of organic matter soil restoring device |
| CN209465461U (en) * | 2018-12-04 | 2019-10-08 | 北京高能时代环境技术股份有限公司 | Device for contaminated soil thermal desorption |
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| CN111014270A (en) * | 2020-01-03 | 2020-04-17 | 北京高能时代环境技术股份有限公司 | In-situ thermal desorption electric heating simulation system and method |
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