CN108273842A - A kind of soil remediation thermal desorption heating device - Google Patents
A kind of soil remediation thermal desorption heating device Download PDFInfo
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- CN108273842A CN108273842A CN201810409993.6A CN201810409993A CN108273842A CN 108273842 A CN108273842 A CN 108273842A CN 201810409993 A CN201810409993 A CN 201810409993A CN 108273842 A CN108273842 A CN 108273842A
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- soil
- soil remediation
- metal mesh
- thermal desorption
- heating device
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- 239000002689 soil Substances 0.000 title claims abstract description 160
- 238000010438 heat treatment Methods 0.000 title claims abstract description 87
- 238000005067 remediation Methods 0.000 title claims abstract description 80
- 238000003795 desorption Methods 0.000 title claims abstract description 35
- 239000002184 metal Substances 0.000 claims abstract description 55
- 229910052751 metal Inorganic materials 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 14
- 238000005086 pumping Methods 0.000 claims description 14
- 238000009413 insulation Methods 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 7
- 238000004065 wastewater treatment Methods 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000008595 infiltration Effects 0.000 claims 1
- 238000001764 infiltration Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 6
- 238000012545 processing Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 11
- 230000006872 improvement Effects 0.000 description 11
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- -1 SVOCs Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000003900 soil pollution Methods 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
Classifications
-
- 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
- B09C1/062—Reclamation of contaminated soil thermally by using electrode or resistance heating elements
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of soil remediation thermal desorption heating device, including multiple soil remediation heating nets, each soil remediation heating net is arranged between neighbouring two soil horizons；Soil remediation heating net includes metal mesh, and the both ends of metal mesh are fixed by conductive connection element, and conducting wire is equipped on each conductive connection element；All soil remediation heating nets access circuit by conducting wire serial or parallel connection, are electrically connected with power supply system.The present invention applies voltage at soil remediation heating net both ends, and for electric current by metal mesh, the heat that metal mesh is sent out is transmitted to upper and lower soil horizon, and the temperature of soil horizon is made to increase；Organic pollution in soil is heated to volatilize or detach from contaminated soil after enough temperature, realizes that contaminated soil remediation is administered；The soil remediation thermal desorption heating device of the present invention is simple, at low cost using material, and metal mesh is directly heated as resistance, and heating effect is good, processing mode is simple.
Description
Technical field
The present invention relates to technical field of soil remediation more particularly to a kind of soil remediation thermal desorption heating devices.
Background technology
Urbanization Process In China accelerates, and while industrial enterprise moves in city, a large amount of soil pollution fields have been exposed
Ground.These soil pollution places not only compromise body health of people, and have seriously affected the sustainable of land resource
It utilizes.With people's environmental consciousness continuous improvement and Relevant Legal System it is gradual perfect, contaminated site repairing and treating is more next
More paid attention to by people.Thermal desorption technology is suitable for repairing contaminated site because its reparation short time limit, regulation effect are notable, than
Petroleum-type, pesticide volatility organic contamination place are such as administered, so that pollutant is volatilized by improving temperature；Also it can make temperature higher
Soil bricking is formed, various pollutants are locked in bricking soil.
With the landing of " ten, soil ", China's soil remediation industry market demand becomes increasing, for severe organic
The recovery technique country still relative shortage of contaminated site.It crosses tight reparation target and the shorter reparation duration so that some are common
Measurement for Biochemistry be difficult to it is up to standard, thermal desorption technology due to repairing efficiency is short, repairing effect be significantly increasingly becoming severe organic dirt
Contaminate the ideal recovery technique in place.
The regional area of serious pollution place or serious pollution；The dirts such as POPs, SVOCs, VOCs, PAHs, pesticide, dioxin
Contaminate place；Organic contamination field that is volatile, having penetrating odor, environment, Human Health Risk high, coke-oven plant, steel plant, coal gas
The heavily contaminateds industrial sites such as factory, insecticide factory.
Existing soil remediation thermal desorption device mostly uses heating rod and heating plate, and cost of manufacture is high, the consumption energy is more, place
Reason effect is general, cannot meet easy construction, material economy, the requirement for reducing energy consumption.
Invention content
Shortcoming present in regarding to the issue above, present invention offer one kind is simple in structure, at low cost, heating effect is good
Soil remediation thermal desorption heating device, be applied to electrified regulation soil.
To achieve the above object, the present invention provides a kind of soil remediation thermal desorption heating device, including multiple soil remediations
Heating net, each soil remediation heating net are arranged between neighbouring two soil horizons；
Each soil remediation heating net includes metal mesh, and the both ends of the metal mesh are solid by conductive connection element
It is fixed, the conducting wire being connected with the metal mesh is installed on each conductive connection element；
All soil remediation heating nets access circuit by the conducting wire serial or parallel connection, are electrically connected with power supply system
It connects.
As a further improvement on the present invention, further include heat insulation layer and impervious barrier；
All soil horizons constitute soil heap bodies, the outer surface of the soil heap body and are all provided with the contact surface on ground
State heat insulation layer；The impervious barrier is equipped between the heat insulation layer and ground of the soil heap body bottom.
As a further improvement on the present invention, further include at air extractor, gas-liquid separator, exhaust treatment system and waste water
Reason system；
The air extractor includes aspiration pump, pumping supervisor and multiple suction branches, and the suction branch is screen casing, described
One or more suction branches are equipped in soil horizon；The air inlet of the aspiration pump passes through pumping supervisor and all pumpings
Gas branch pipe is connected, and the gas outlet of the aspiration pump is connected with the air inlet of the gas-liquid separator；
The gas outlet of the gas-liquid separator is connected with the air inlet of wind turbine, gas outlet and the vent gas treatment system of the wind turbine
System is connected；The water outlet of the gas-liquid separator is connected with the water inlet of water pump, water outlet and the wastewater treatment system of the water pump
System is connected.
As a further improvement on the present invention, the pumping supervisor and suction branch are stainless steel tube, caliber 50mm
~120mm, thickness of pipe wall are 4mm~6mm；The suction branch is every 5~50mm slots or trepanning, and in the outer of slot or trepanning
Wrap up 50~100 mesh filter screens in portion.
As a further improvement on the present invention, the metal mesh is square or strip, the metal mesh be 304 or
306 stainless steel wire meshes.
As a further improvement on the present invention, the either end of the metal mesh be clipped in two conductive connection elements it
Between, the line nose of the metal mesh, conductive connection element and conducting wire is tightened together by welding or being spirally connected.
As a further improvement on the present invention, the conductive connection element is cuboid, and thickness is 0.1~20mm, length
Suitable with the energization end of the metal mesh, width is 1~10cm.
As a further improvement on the present invention, the distance between neighbouring two soil remediation heating nets be 5~
500cm。
As a further improvement on the present invention, the length and width of the soil remediation heating net is 0.1~100m, institute
The aperture for stating metal mesh is 1~10mm.
As a further improvement on the present invention, the operating temperature of the soil remediation heating net is 400~1300 DEG C.
Compared with prior art, beneficial effects of the present invention are：
The present invention using when soil remediation heating net is placed in up and down between soil horizon, and be in close contact with soil；In soil
Earth repairs heating net both ends and applies voltage, and electric current since metal mesh has resistance, thus itself is generated heat, sent out by metal mesh
Heat is transmitted to upper and lower soil horizon, and the temperature of soil horizon is made to increase；Soil remediation heating net belongs to internal heating, and the thermal efficiency is very
Height, the organic pollution in soil are heated to volatilize or detach from contaminated soil after enough temperature, realize contaminated soil remediation
It administers；The soil remediation thermal desorption heating device of the present invention is simple, at low cost using material, and metal mesh is direct as resistance
Heating, heating effect is good, processing mode is simple.
Description of the drawings
Fig. 1 is that soil remediation thermal desorption heating device disclosed in an embodiment of the present invention is applied to the heating of soil heap body
Structural schematic diagram；
Fig. 2 is the processing procedure schematic diagram of soil remediation thermal desorption heating device disclosed in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of soil remediation heating net in Fig. 1.
In figure：
10, soil remediation heating net；11, metal mesh；12, conductive connection element；13, conducting wire；20, soil heap body；21, native
Earth bottom；22, soil middle level；23, soil top layer；24, heat insulation layer；25, impervious barrier.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The every other embodiment that member is obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, can also be electrical connection；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned term with concrete condition
Concrete meaning in the present invention.
The present invention is described in further detail below in conjunction with the accompanying drawings：
As shown in Figs. 1-3, the present invention provides a kind of soil remediation thermal desorption heating device, including the heating of multiple soil remediations
Net 10, each soil remediation heating net 10 are arranged between neighbouring two soil horizons；Each soil remediation heating net 10 is wrapped
Include metal mesh 11, the both ends of metal mesh 11 are fixed by conductive connection element 12, be equipped on each conductive connection element 12 with
The conducting wire 13 that metal mesh is connected ensures that electric current is unobstructed and flows through metal mesh 11 by conducting wire 13.All soil remediation heating nets
Circuit is accessed by conducting wire serial or parallel connection, is electrically connected with power supply system, realizes and is powered to the concentration of soil remediation heating net 10
Heating.
The soil remediation thermal desorption heating device of the present invention further includes heat insulation layer 24 and impervious barrier 25, all soil horizons
It constitutes soil heap body 20, the outer surface (surface contacted with air) of soil heap body 20 and is equipped with guarantor with the contact surface on ground
Warm thermal insulation layer 24, utmostly to reduce heat loss, energy saving；Maximum temperature and heating time are heated according to heap body, is selected
Thermal coefficient is low, density is small, the heat preserving and insulating material of energy conservation and environmental protection, easy construction, fire-proof and water-proof.The guarantor of 20 bottom of soil heap body
Impervious barrier 25 is equipped between warm thermal insulation layer and ground, soil remediation thermal desorption disposition place should first carry out smooth compacting, and cement is hard
Change ground, and be laid with density polyethylene film with high (HDPE) and be used as impervious barrier, prevents pollutant from permeating the ground, cause secondary pollution.
The present invention should be pre-processed in contaminated soil before repairing, to ensure that soil heap body heats effect,
Contaminated soil needs to be pre-processed before being banked up, and the larger coarse granule of grain size, which is crushed to diameter, to be less than after 20~60mm again
Mixing is stacked；For clayey soil, need to improve soil property by mixing fine sand, to increase Soil ventilation rate.This hair
It is bright that pretreated contaminated soil is first laid with one layer of formation soil horizon when in use, it is then horizontally arranged soil remediation and heats
Net 10 then proceedes to be laid with one layer of formation soil horizon in soil remediation heating net 10, is then horizontally arranged soil remediation heating
Net 10；And so on, constitute soil remediation thermal desorption heating device.
As shown in Fig. 2, the soil remediation thermal desorption heating device of the present invention further includes air extractor, gas-liquid separator, tail
Gas processing system and waste water treatment system；Wherein：Air extractor includes aspiration pump, pumping supervisor and multiple suction branches, pumping
Branch pipe is screen casing, and according to actual conditions, one or more suction branches are equipped in soil horizon；The air inlet of aspiration pump passes through pumping
Supervisor is connected with all suction branches, and the gas outlet of aspiration pump is connected with the air inlet of gas-liquid separator；The present invention passes through pumping
Water-containing waste gas is evacuated in gas-liquid separator and detaches by device.The gas outlet of gas-liquid separator is connected with the air inlet of wind turbine,
The gas outlet of wind turbine is connected with exhaust treatment system；The water outlet of gas-liquid separator is connected with the water inlet of water pump, and water pump goes out
The mouth of a river is connected with waste water treatment system；Water-containing waste gas passes through gas-liquid separator, the exhaust gas temperature of generation after air extractor is collected
Be down to 60 DEG C hereinafter, after handled by exhaust treatment system, qualified discharge.What soil remediation thermal desorption heating process process generated
Waste water is handled by waste water treatment system, qualified discharge.Further, pumping supervisor and suction branch are stainless steel tube, caliber
For 50mm~120mm, thickness of pipe wall is 4mm~6mm；Suction branch is every 5~50mm slots or trepanning, and in slot or trepanning
Outside 50~100 mesh filter screens of package.
The present invention is judged by monitoring soil heap body heating temperature and detecting pollutant load in the water-containing waste gas extracted
Soil remediation effect；Due to the differences such as pollutant kind, pollution level and soil moisture content, soil remediation thermal desorption heating time
Difference, usually 30~90 days.Soil remediation thermal desorption heating device can be contained by monitoring heap temperature with what measurement extracted
Pollutant load infers soil remediation effect in water exhaust gas.
The metal mesh of the present invention is square or strip or arbitrary shape, metal mesh using 304 or 306 stainless steels or its
He is electrically conductive and can be made into netted material and is made.
The either end of the metal mesh of the present invention is clipped between two conductive connection elements, metal mesh, conductive connection element
It is tightened together with the line nose of conducting wire by welding or being spirally connected.Conductive connection element is cuboid, and thickness is 0.1~20mm, long
Degree is suitable with the energization end of metal mesh, and width is 1~10cm.When using being spirally connected fixed, number is drilled with above conductive connection element
Metal mesh is clipped in the middle by a circular hole, Circularhole diameter in 1~50mm, two panels conductive connection element, in circular hole position by metal mesh
Same diameter circular aperture is drilled out, bolt is penetrated into circular hole, is inserted in the line nose of conducting wire on one or several bolts wherein, it will with bolt
Two panels conductive connection element, metal mesh and wire nose tighten together.At another energization end of metal mesh using same
Mode the line nose of two panels conductive connection element, metal mesh and conducting wire is tightened together, ensure electric current passed through by conducting wire
Metal mesh is flowed out from the conducting wire of the other end.
Further, the distance between neighbouring two soil remediation heating nets are 5~500cm；Soil remediation heating net
Length and width be 0.1~100m；The aperture of metal mesh is 1~10mm.
Further, soil remediation heating net is made of different materials, and the temperature of its own reaches as high as 400~1300
℃。
The present invention using when soil remediation heating net is placed in up and down between soil horizon, and be in close contact with soil；In soil
Earth repairs heating net both ends and applies voltage, and electric current since metal mesh has resistance, thus itself is generated heat, sent out by metal mesh
Heat is transmitted to upper and lower soil horizon, and the temperature of soil horizon is made to increase；Soil remediation heating net belongs to internal heating, and the thermal efficiency is very
Height, the organic pollution in soil are heated to volatilize or detach from contaminated soil after enough temperature, realize contaminated soil remediation
It administers；Organic pollution in soil is heated to enough temperature, so that organic pollution volatilizees or detaches from contaminated soil, it is real
Existing contaminated soil remediation is administered.Also temperature higher can be made to form the even vitrifying of soil bricking, various pollutants are locked in brick
In change or vitrified soil.The soil remediation thermal desorption heating device of the present invention is simple, at low cost using material, and metal
Net is directly heated as resistance, and heating effect is good, processing mode is simple.
Embodiment：
As shown in Figure 1, soil remediation thermal desorption heating device of the present invention, including 2 soil remediation heating nets 10 and soil
Heap body 20, soil heap body 20 are made of soil bottom 21, soil middle level 22 and soil top layer 23, the soil remediation heating net of lower layer
10 are horizontally set between soil bottom 21 and soil middle level 22, and the soil remediation heating net 10 on upper layer is horizontally disposed in the soil
Between layer 22 and soil top layer 23；The bottom surface of soil heap body 20 be 1.35 meters of squares, total height be 0.7 meter, 1:0.5 slope.
21 height of soil bottom is 0.2 meter, and 22 height of soil middle level is 0.3 meter, and 23 height of soil top layer is 0.2 meter.
As shown in figure 3, the soil remediation heating net 10 of the present invention includes 1 metal mesh, 11,4 12 and of conductive connection element
Two conducting wires 13.Metal mesh 11 is the square that the length of side is 1 meter, is made of 304 stainless steels.Conductive connection element 12 is thickness 5
Millimeter, long 1 meter, wide 30 millimeters of cuboid, is made of copper coin, has 3 circular holes, 11 energization both ends of metal mesh to use respectively above
Two panels conductive connection element 12 clamps, and the circular hole of left and right ends is consolidated metal mesh 11 and two panels conductive connection element 12 by bolt
It is scheduled on together；The line nose that conducting wire 13 is placed on the circular hole at middle part, then by bolt by the line nose of conducting wire 13, metal mesh 11 and two
Piece conductive connection element 12 is fixed together；To make metal mesh 11, conductive connection element 12 and conducting wire 13 form a whole
Part.
The soil remediation thermal desorption heating device of the present embodiment is in use, Two layer soil reparation heating net 10 is connected
Come, the conducting wire of two 11 one end of metal mesh is mutually connected, the pressure regulator of two conducting wires access power supply system of the other end, according to hair
Heat needs, and suitable voltage is provided to concatenated metal mesh 11.For stainless steel wire mesh as conductor, resistivity is higher, and electric current is logical
Cross fever.Heat is resulted from by heating metal mesh itself, belongs to internal heating, and the thermal efficiency is very high.Soil remediation thermal desorption heats
Device heats soil, and the soil moisture is made to rise to 350~450 DEG C, and the volatile organic matter in soil divides from contaminated soil
From to achieve the purpose that repairing polluted soil.
It these are only the preferred embodiment of the present invention, be not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification made by all within the spirits and principles of the present invention,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of soil remediation thermal desorption heating device, which is characterized in that including multiple soil remediation heating nets, each soil
Earth is repaired heating net and is arranged between neighbouring two soil horizons；
Each soil remediation heating net includes metal mesh, and the both ends of the metal mesh are fixed by conductive connection element, often
The conducting wire being connected with the metal mesh is installed on a conductive connection element；
All soil remediation heating nets access circuit by the conducting wire serial or parallel connection, are electrically connected with power supply system.
2. soil remediation thermal desorption heating device as described in claim 1, which is characterized in that further include heat insulation layer and anti-
Infiltration layer；
All soil horizons constitute soil heap bodies, the outer surface of the soil heap body and are equipped with the guarantor with the contact surface on ground
Warm thermal insulation layer；The impervious barrier is equipped between the heat insulation layer and ground of the soil heap body bottom.
3. soil remediation thermal desorption heating device as described in claim 1, which is characterized in that further include air extractor, gas-liquid
Separator, exhaust treatment system and waste water treatment system；
The air extractor includes aspiration pump, pumping supervisor and multiple suction branches, and the suction branch is screen casing, the soil
One or more suction branches are equipped in layer；The air inlet of the aspiration pump passes through pumping supervisor and all pumping branch
Pipe is connected, and the gas outlet of the aspiration pump is connected with the air inlet of the gas-liquid separator；
The gas outlet of the gas-liquid separator is connected with the air inlet of wind turbine, gas outlet and the exhaust treatment system phase of the wind turbine
Even；The water outlet of the gas-liquid separator is connected with the water inlet of water pump, water outlet and the waste water treatment system phase of the water pump
Even.
4. soil remediation thermal desorption heating device as claimed in claim 3, which is characterized in that the pumping supervisor and pumping branch
Pipe is stainless steel tube, and caliber is 50mm~120mm, and thickness of pipe wall is 4mm~6mm；The suction branch is every 5~50mm slots
Or trepanning, and wrap up 50~100 mesh filter screens in slot or the external of trepanning.
5. soil remediation thermal desorption heating device as described in claim 1, which is characterized in that the metal mesh be square or
Strip, the metal mesh are 304 or 306 stainless steel wire meshes.
6. soil remediation thermal desorption heating device as described in claim 1, which is characterized in that the either end of the metal mesh
It is clipped between two conductive connection elements, the line nose of the metal mesh, conductive connection element and conducting wire passes through welding or spiral shell
It connects and tightens together.
7. soil remediation thermal desorption heating device as claimed in claim 6, which is characterized in that the conductive connection element is length
Cube, thickness are 0.1~20mm, and length is suitable with the energization end of the metal mesh, and width is 1~10cm.
8. soil remediation thermal desorption heating device as described in claim 1, which is characterized in that neighbouring two soil remediations
The distance between heating net is 5~500cm.
9. soil remediation thermal desorption heating device as described in claim 1, which is characterized in that the soil remediation heating net
Length and width is 0.1~100m, and the aperture of the metal mesh is 1~10mm.
10. soil remediation thermal desorption heating device as described in claim 1, which is characterized in that the soil remediation heating net
Operating temperature be 400~1300 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810409993.6A CN108273842A (en) | 2018-05-02 | 2018-05-02 | A kind of soil remediation thermal desorption heating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810409993.6A CN108273842A (en) | 2018-05-02 | 2018-05-02 | A kind of soil remediation thermal desorption heating device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109226229A (en) * | 2018-10-18 | 2019-01-18 | 无锡飞述科技有限公司 | A kind of prosthetic device suitable for organic pollution of soil |
| CN110422976A (en) * | 2019-09-03 | 2019-11-08 | 森特士兴集团股份有限公司 | A kind of oily sludge builds heap heat treatment system and its builds heaping method |
| CN110479750A (en) * | 2019-09-09 | 2019-11-22 | 上海环境绿色生态修复科技有限公司 | A kind of contaminated soil heating repair system and contaminated soil heat restorative procedure |
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| CN110479750A (en) * | 2019-09-09 | 2019-11-22 | 上海环境绿色生态修复科技有限公司 | A kind of contaminated soil heating repair system and contaminated soil heat restorative procedure |
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Application publication date: 20180713 |