CN205650605U - Restore organic contaminated soil's sectional type heating, modularization thermal desorption equipment - Google Patents

Restore organic contaminated soil's sectional type heating, modularization thermal desorption equipment Download PDF

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Publication number
CN205650605U
CN205650605U CN201521055934.1U CN201521055934U CN205650605U CN 205650605 U CN205650605 U CN 205650605U CN 201521055934 U CN201521055934 U CN 201521055934U CN 205650605 U CN205650605 U CN 205650605U
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thermal desorption
soil
equipment
modularity
low temperature
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朱晓平
王湘徽
白力
胡佳晨
尹力
卫劲风
冯琳琳
瞿兆舟
印晓彬
王高尚
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Shanghai Kang Heng environmental restoration Co., Ltd.
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Shanghai SUS Environment Co Ltd
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Abstract

The utility model relates to a restore organic contaminated soil's sectional type heating, modularization thermal desorption equipment comprises screening plant, feeding conveying system, low temperature drying system, high temperature thermal desorption system, ejection of compact conveying system, tail gas complete set processing system, heat exchange system, control system, feeding conveying system be connected with the low temperature drying system, the low temperature drying system is connected with vent gas treatment system in and high temperature thermal desorption system, high temperature thermal desorption system be connected with ejection of compact conveying system, feeding conveying system, low temperature drying system, high temperature thermal desorption system, ejection of compact conveying system, heat exchange system and vent gas treatment system in all be connected with control system to by the whole processing procedure of control system control. The utility model discloses can continuous feeding, through the heating of sectional type and the heat exchange system of science, can realize heat make full use of, and all have between each part of complete equipment and connect a device soon, quick dismantlement, equipment and the transportation of the equipment of being convenient for.

Description

The Segmented heating of a kind of renovation of organic pollution soil, modularity thermal desorption equipment
Technical field
This utility model relates to technical field of engineering machinery, the equipment of a kind of renovation of organic pollution soil.
Background technology
In recent years, along with fast development and the continuous expansion of scale of urbanization of industry, simultaneously for mineral resources not Reasonable development and smelting thereof are discharged, are caused land pollution area constantly to expand, and the degree of soil pollution is the most serious.Wherein, greatly Amount half volatile organic contaminant (Semi-Volatile Organic Compounds is called for short SVOCs) needs because of its high toxicity High clearance, but because this type of SVOCs has the features such as difficult volatilization, Stability Analysis of Structures difficult degradation/decomposition, when this pollutant When concentration reaches to a certain degree, conventional chemical and biological renovation method are relatively inaccessible to repair target.The most how to dispose half volatilization Property height poison organic material contaminated soil has become the technical barrier needing solution badly.
Thermal desorption recovery technique be utilize physical separation means by pollutant removal in contaminated soil, by improving soil temperature Spend thus increase the saturated vapor pressure of organic pollution, accelerate desorption of contaminants and separation, and tail gas is carried out subsequent treatment.Heat The heating temperature range of stripping apparatus is wider (general 150 to 650 degrees Celsius), suitably repairs all kinds of volatile organic matters, partly waves The property sent out Organic substance, PCBs, pesticide, herbicide, dioxin/pollutant such as furan, hydrargyrum.
Current prior art use thermal desorption equipment carry out contaminated soil, in thermal desorption processing procedure, there is heat more The shortcomings such as energy low, the frequent putty of utilization rate.
In domestic disclosed thermal desorption equipment patent documentation, such as Chinese patent CN 10235721A and CN201511036U In with the addition of jaw crusher or vibrosieve before disclosed charging as pre-treatment means, but these type of pre-treatment means can not be direct Reduction soil moisture content, blocking induction system the castable of the rotary kiln inwall that weares and teares is likely to result in for clayed soil, from And the service life of equipment is greatly reduced and increases maintenance cost.A kind of Polluted Soil disclosed in Chinese patent CN 101780467A Earth indirect thermal desorption device, this system is heated between endothecium structure and layer structure by heating system, and thermal desorption efficiency is relatively Low, big to energy waste.A kind of contaminated soil electromagnetic thermal desorption system, this system disclosed in Chinese patent CN 103341486 A Being heated kiln body by 9 Cr 2 steel using electromagnetic heating, compared to combustion gas and the thermal desorption system of fuel oil, relatively costly, energy waste is big.In A kind of roller-type reverse thermal desorption system for soil polluted by organic matters disclosed in state's patent CN 102029287 A, this system is passed through Burner is set at rotary kiln afterbody, inversely in kiln, is passed through high temperature air, but owing to soil flows to gas flow be contrary , the soil thermally equivalent time is shorter, and the most forward system is bigger to energy waste.Current domestic disclosed thermal desorption/pyrolysis Desorption device patent is all not provided with heat recovery system, causes certain energy waste.
Summary of the invention
For the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide the stagewise of a kind of organic polluted soil Heating, modularity thermal desorption equipment, to realize continuous feed, Segmented heating, improve thermal desorption efficiency, and contaminated soil is through repairing Environmental objective is reached after Fu.
The Segmented heating of organic polluted soil of the present utility model, modularity thermal desorption equipment, be by screening plant, enter Material induction system, oven drying at low temperature system, high-temperature hot desorption system, discharging induction system, the complete processing system of tail gas, heat exchange series System, control system are constituted;Described feeding conveying system is connected with oven drying at low temperature system, oven drying at low temperature system and vent gas treatment System is connected with high-temperature hot desorption system, and described high-temperature hot desorption system is connected with discharging induction system;Described enters Material induction system, oven drying at low temperature system, high-temperature hot desorption system, discharging induction system, heat-exchange system and exhaust treatment system All it is connected with control system, and is monitored whole processing procedure by control system.
Further, in the bucket of above-mentioned screening plant, it is provided with band tooth roller bearing, can change not according to the feature processing soil Screening bucket or empty bucket with tooth pitch.Before described screening plant is positioned at feed system, use bucket type screening plant as pre-screening Device.
Further, above-mentioned feeding conveying system comprises belt conveyor and hollow screw conveyer, and Belt Conveying Before machine is positioned at hollow screw charger, belt conveyor is positioned at aforementioned screening plant bottom, and hollow screw conveyer is arranged at It is above the ground level at 3 meters;By feeding conveying system can realize continuous, feed uniformly, it is ensured that thermal desorption device can be located continuously The dirty soil of reason.
Further, the oven drying at low temperature system of above-mentioned Segmented heating device includes dehydrator and short distance conveying worm, After being positioned at the hollow screw conveyer of aforementioned feeding conveying system, and it is connected with high-temperature hot desorption system, the internal cloth of dehydrator If well-regulated lifting blade and chain, the soil that viscosity can be prevented bigger is bonded at equipment inner wall.
Further, the high-temperature hot desorption system of above-mentioned Segmented heating device includes rotary kiln and bumer of light fuel, gently Oil burner is placed in the kiln hood position of rotary kiln, and rotary kiln inwall has castable, outer wall parcel heat-barrier material.
Further, the dehydrator of aforementioned oven drying at low temperature system is that head and the tail are corresponding with the rotary kiln of high-temperature hot desorption system It is placed in parallel mode, and the discharging opening of dehydrator is slightly above the charging aperture of rotary kiln, it is simple to the conveying of material.
Further, above-mentioned rotary kiln uses and directly heats, and bumer of light fuel starts, and rotary kiln in-furnace temperature reaches 500 ~800 DEG C.
Further, above-mentioned oven drying at low temperature system carries out drying and dewatering process to contaminated soil, the soil water-containing after dehydration Rate is down to about 25%, and the contaminated soil after dehydration enters back into high-temperature hot desorption system and carries out thermal desorption process.
Further, the high-temperature flue gas that above-mentioned oven drying at low temperature system uses high-temperature hot desorption system to produce is dried, high Temperature flue gas is at descent of temperature to 110 DEG C, and the afterbody of oven drying at low temperature system connects exhaust gas processing device and tail gas is carried out absorption process.
Further, above-mentioned discharging induction system comprises hollow screw conveyer and spray cooling device.
Further, above-mentioned exhaust treatment system comprises venturi cyclone dust extractor;Dynamic wave dedusting removes mist reaction tower, height Speed ion purifier, air floatation machine, plasma purification equipment, scrubbing tower.
Further, above-mentioned heat-exchange system includes that air-introduced machine, air-introduced machine are arranged on aforementioned feeding spiral conveyer afterbody, Charging conveyor screw machine has pipeline to be connected with the hollow structure in discharging spiral conveyor.
Further, above-mentioned heat-exchange system passes through air-introduced machine and the hollow screw machine of aforementioned discharging induction system, will go out The heat that in material system, high temperature contaminated soil carries passes through the air transfer of the hollow pipeline in conveying worm to feeding conveying System, and preheat the contaminated soil after screening.
Further, the air in the hollow pipeline of the hollow screw machine of above-mentioned discharging induction system does not directly connect with dirt soil Touch, without pollutant, after heat exchange, be immediately discharged to ambient atmosphere by air-introduced machine.
The Segmented heating of this utility model renovation of organic pollution soil, the method for modularity thermal desorption equipment, be by dirt The dye screened device of soil screens out the diameter foreign body more than 5cm, more tentatively goes through soil conveyer entrance low temp. drier Except the moisture in soil, high-temperature hot desorption apparatus contaminated soil being delivered to by the inclination angle and rotating speed controlling drying unit, The heat smoke direct contact heat transfer that dirty soil produces with burner in high-temperature hot desorption system, makes organic pollution evaporate, Soil after purification serves as backfill soil, simultaneously by dirt soil and purification soil being entered equipped with the hollow screw conveyer device of air-introduced machine Row heat exchange.The high-temperature flue gas that thermal desorption device produces is sent into drying unit by pipeline and soil is carried out preliminary hydro-extraction and intensification Processing, tail gas inputs exhaust treatment system through air-introduced machine through the pipeline of dehydrator afterbody.This method can continuous feed, pass through All have between the heating of stagewise and the heat-exchange system of science, it is possible to achieve heat makes full use of, and each parts of package unit Fast interface arrangement, it is simple to the fast quick-detach of equipment, assemble and transport.
Beneficial effect
Equipment of the present utility model is except, in addition to before charging, screening plant control charging particle diameter is to prevent blocking, maximum feature is Compare other equipment energy consumptions low, be concentrated mainly on: 1) low temp. drier tentatively removes the moisture in soil, evades water in soil Divide unnecessary intensification;2) heat smoke that in high-temperature hot desorption apparatus, dirty soil produces with burner directly contacts, and heat exchange efficiency is high; 3) high-temperature flue gas that high-temperature hot desorption apparatus produces sends into low temp. drier preheating native to dirt and moisture removal by pipeline, then Exhaust treatment system is inputted, it is ensured that the repeating of heat makes full use of through air-introduced machine;4) defeated by the hollow screw equipped with air-introduced machine Send device that low temperature dirt soil and high temperature purification soil are carried out heat exchange.This utility model can continuous feed, adding by stagewise Heat and the heat-exchange system of science, it is possible to achieve heat makes full use of, and all has fast junction devices between each parts of package unit, It is easy to the fast quick-detach of equipment, assembles and transport.
Accompanying drawing explanation
Fig. 1 is the Segmented heating of organic polluted soil of the present utility model, the structural representation of modularity thermal desorption equipment Figure.
Fig. 2 is this utility model screening plant structural representation.
Fig. 3 is this utility model dehydrator apparatus structure schematic diagram.
Fig. 4 is this utility model dehydrator cross-sectional view.
Fig. 5 is this utility model hollow screw transport conveyor constructions schematic diagram.
Fig. 6 is this utility model hollow screw conveyer device generalized section.
Fig. 7 is this utility model high temperature rotary kiln apparatus structure schematic diagram.
Fig. 8 is this utility model high temperature rotary kiln device generalized section.
Fig. 9 is this utility model exhaust gas processing device schematic diagram.
Figure 10 is that this utility model low temp dryer, high temperature rotary kiln and the horizontal layout into and out of screw conveyor are shown It is intended to.
In figure: 1, screening plant;2, bucket elevator;3, hollow screw charger;4, dehydrator;5, rotary kiln;6, burner; 7, hollow screw discharging machine;8, air-introduced machine;9, spray cooling device;10, exhaust gas processing device.
Detailed description of the invention
As it is shown in figure 1, the Segmented heating of organic polluted soil of the present utility model, the structure of modularity thermal desorption equipment Schematic diagram, is by screening plant, feeding conveying system, oven drying at low temperature system, high-temperature hot desorption system, discharging induction system, tail The complete processing system of gas, heat-exchange system, control system are constituted;Described feeding conveying system is connected with oven drying at low temperature system Connecing, oven drying at low temperature system is connected with exhaust treatment system and high-temperature hot desorption system, described high-temperature hot desorption system with go out Material induction system is connected;Described feeding conveying system, oven drying at low temperature system, high-temperature hot desorption system, discharging induction system, Heat-exchange system and exhaust treatment system are all connected with control system, and are monitored whole processing procedure by control system.
As shown in Fig. 2 to Figure 10, work process of the present utility model is:
1. realize the preliminary broken and screening to dirty soil by the band tooth roller bearing bottom screening plant 1.At the bottom of this screening plant Portion has a row to carry tooth roller bearing 1-1, can regulate quantity 1-2 of roller bearing according to practical situation, and each band tooth roller bearing is all directly by liquid Pressure drives, and carries out three-shaft linkage, power and maintainability more preferably without by complicated chain and sprocket wheel.
2. the dirty soil less than 5cm of the diameter under sieve, delivers to the charging aperture 3-of hollow screw feed arrangement 3 by bucket elevator 2 2。
3. by power set 3-1 and spiral conveying blade 3-3, dirt soil is passed through discharging by hollow screw feed arrangement 3 Mouth 3-4 is delivered in the charging aperture 4-1 of low temp dryer 4.
4. the air inlet 3-7 of hollow screw feed arrangement is connected with the air outlet 3-6 of hollow screw drawing mechanism, and passes through Air in air-introduced machine 8 extraction pipe carries out indirect heat exchange, and in the pipeline of hollow screw conveyer device, air does not connects with dirt soil Touch, without pollutant, after heat exchange, be emitted in ambient atmosphere by the air outlet 3-7 of hollow screw feed arrangement.
5. the heat smoke burner 5-1 of high temperature rotary kiln 5 the generated flue gas by exhanst gas outlet 5-2 with dehydrator 4 Import 4-2 is connected, and for soil dirty in dehydrator 4 is carried out preliminarily dried, then passes through inclination angle and the rotary power of low temp dryer Device 4-3 controls rotating speed, and dehydrator 4 inwall is additionally provided with the lifting blade 4-6 of steel construction, and two lifting blades are directly in 30 degree of rows Row, the most counter can throw dirty soil, prevent the viscous wall of dirty soil.Dirty soil after drying is delivered to high temperature rotary kiln 5 by discharging opening 4-4 Charging aperture 5-3 in.
6. high temperature rotary kiln 5 regulates the temperature within kiln body by burner 6, and is adjusted by rotating control assembly 5-4 The rotating speed saving self controls the time of staying of dirty soil.
7. internal castable 5-5 being provided with thickness about 20cm of high temperature rotary kiln 5, simultaneously outer wall arrange heat-insulation layer 5-6 with Prevent the loss of heat.
8. hollow screw drawing mechanism 7 is connected with spray cooling device 9, can continuous discharge the clean earth after cooling down process Earth, prevents airborne dust simultaneously.
9. by being arranged on hollow screw feed arrangement 3 side air-introduced machine 8, by hollow screw feed arrangement 3 and hollow spiral shell Rotation drawing mechanism 7 is connected, and carries out heat exchange by internal hollow structure 3-5, the dirty soil of preheating, energy efficient.
10. the flue gas that low temp dryer 3 is discharged is processed by complete exhaust gas processing device 10 collection being connected with its afterbody.
11. flue gases by the cyclone dust extractor 10-1 in complete exhaust gas processing device 10, except mist reaction tower 10-2, ion clean After changing the process of the equipment clean such as device 10-3, plasma purification equipment 10-4, scrubbing tower 10-6, eventually through chimney 10-7 Discharge.
The present invention is further illustrated below by way of concrete case study on implementation.
Chemical pollution place, Jiangsu, in place, major pollutants are polycyclic aromatic hydrocarbon (PAHs), wherein benzo (a) pyrene, indenes And the concentration of (1,2,3-cd) pyrene is respectively 0.13-8.6mg/kg, 0.11-3.01mg/kg, soil moisture content is 40%.
The present invention is by screening plant, feeding conveying system, oven drying at low temperature system, high-temperature hot desorption system, discharging conveying The complete processing system of system, tail gas, heat-exchange system, control system are constituted;Described feeding conveying system and oven drying at low temperature system System is connected, and oven drying at low temperature system is connected with exhaust treatment system and high-temperature hot desorption system, and described high-temperature hot desorption is System is connected with discharging induction system;Described feeding conveying system, oven drying at low temperature system, high-temperature hot desorption system, discharging are defeated Send system, heat-exchange system and exhaust treatment system to be all connected with control system, and monitored whole process by control system Journey.
After the screened device of contaminated soil 1 carries out sieving and crushing pretreatment, soil particle diameter is less than 5cm, by bucket elevator 2 And hollow feed spiral device 3 enters low temp dryer 4.Hollow feed auger bucket elevator both of which is controlled transmission speed by motor Degree, motor is connected with control system.
Low temp dryer 4 is roller dryer, has preferable sealing, and its axis and ground are 5-10 degree angle, put It is placed on steel support, motor controls its rotating speed.Internal temperature is 80~100 DEG C, when regulating stop by controlling rotating speed Between, and the lifting blade 4-6 of inside turns over the dirty soil of throwing, it is ensured that dirty soil moisture content after process < 25%,.Dirty soil after process passes through The high temperature rotary kiln charging aperture 5-3 being connected with low temp dryer outlet 4-4 enters high temperature rotary kiln.
High temperature rotary kiln 5 is drum-type rotary kiln, has preferable sealing, and its axis and ground are 5-10 degree angle, put It is placed on steel support, motor controls its rotating speed.Having the thick fire-resistant pouring material 5-5 of 20cm in high temperature rotary kiln 5, outside is wrapped Wrap up in insulation material 5-6 and prevent thermal loss.
Burner 6 uses 0# light diesel after burner 6 is lighted, fully to burn at combustor as fuel, diesel oil, add Air in hot Heat Room, the hot-air in Heat Room is pipelined to high temperature rotary kiln 5 and heats internal dirty soil, Dirty soil need to stop 30 minutes in the environment of 500 DEG C.The opening degree of burner 6 is by control system control.
Heat smoke directly contacts with contaminated soil in high temperature rotary kiln 5 so that in contaminated soil, multiring aromatic hydrocarbon pollutes Thing volatilizees or separates, and enters the low temp dryer 4 air inlet 4-2 connected therewith through air outlet 5-2, in order to heat oven drying at low temperature Dirty soil in machine 4, make dirty soil dehydration, and reduce flue-gas temperature, and the flue gas after cooling is by being connected with exhaust treatment system 10 Air outlet 4-5 enters exhaust gas processing device 10, and exhaust gas volumn is 8992m3/h。
Dirty soil after high temperature rotary kiln 5 is repaired enters hollow discharging screw 7 by discharging opening 5-2, and hollow screw enters The air inlet 3-7 of material device is connected with the air outlet 3-6 of hollow screw drawing mechanism, and by air-introduced machine 8 extraction pipe Air carries out indirect heat exchange, and in the pipeline of hollow screw conveyer device, air does not contacts with dirt soil, without pollutant, through overheated After exchange, being emitted in ambient atmosphere by the air outlet 3-7 of hollow screw feed arrangement, heat exchange utilizes the air quantity to be 6858.9m3/h。
Flue gas is by the cyclone dust extractor 10-1 in complete exhaust gas processing device 10, except mist reaction tower 10-2, ion cleaning After the equipment clean such as device 10-3, plasma purification equipment 10-4, scrubbing tower 10-6 process, enter eventually through chimney 10-7 Row discharge.
Complete equipment floor space is 20m*10m, about needs, 200m2
Treating capacity is 8-10t/h, and low temp dryer operating temperature is 80-100 DEG C, and high temperature rotary kiln operating temperature is 500 DEG C, the time of staying is 30 minutes, consumes diesel oil and is about 312.5kg/h, relative to the electrical heating thermal desorption equipment of same treating capacity (6000-8000KW/h) half of operating cost.
Concentration all < detection limit of 0.1mg/kg, the soil of benzo (a) pyrene, indeno (1,2,3-cd) pyrene in dirty soil after process The removal effect of earth pollutant all reaches more than 99.8%.

Claims (12)

1. the Segmented heating of a renovation of organic pollution soil, modularity thermal desorption equipment, it is characterised in that be to be filled by screening Put, feeding conveying system, oven drying at low temperature system, high-temperature hot desorption system, discharging induction system, the complete processing system of tail gas, heat Exchange system, control system are constituted;Described feeding conveying system is connected with oven drying at low temperature system, oven drying at low temperature system and tail Gas processing system is connected with high-temperature hot desorption system, and described high-temperature hot desorption system is connected with discharging induction system;Institute At feeding conveying system, oven drying at low temperature system, high-temperature hot desorption system, discharging induction system, heat-exchange system and the tail gas stated Reason system is all connected with control system, and is monitored whole processing procedure by control system.
The Segmented heating of a kind of renovation of organic pollution soil the most according to claim 1, modularity thermal desorption equipment, its It is characterised by, in the bucket of described screening plant, is provided with band tooth roller bearing, different tooth pitch can be changed according to the feature processing soil Screening bucket or empty bucket.
The Segmented heating of a kind of renovation of organic pollution soil the most according to claim 1, modularity thermal desorption equipment, its It is characterised by, during described feeding conveying system comprises belt conveyor and hollow screw conveyer, and belt conveyor is positioned at Before empty feed screw, belt conveyor is positioned at aforementioned screening plant bottom.
The Segmented heating of a kind of renovation of organic pollution soil the most according to claim 1, modularity thermal desorption equipment, its Being characterised by, the oven drying at low temperature system of described Segmented heating device includes dehydrator and short distance conveying worm, is positioned at aforementioned After the hollow screw conveyer of feeding conveying system, and it is connected with high-temperature hot desorption system, inside dehydrator, is laid with rule Lifting blade and chain.
The Segmented heating of a kind of renovation of organic pollution soil the most according to claim 1, modularity thermal desorption equipment, its Being characterised by, the high-temperature hot desorption system of described Segmented heating device includes rotary kiln and bumer of light fuel, bumer of light fuel Being placed in the kiln hood position of rotary kiln, rotary kiln inwall has castable, outer wall parcel heat-barrier material.
The Segmented heating of a kind of renovation of organic pollution soil the most according to claim 1, modularity thermal desorption equipment, its Being characterised by, the dehydrator of described oven drying at low temperature system is corresponding being placed in parallel of head and the tail with the rotary kiln of high-temperature hot desorption system Mode, and the discharging opening of dehydrator is slightly above the charging aperture of rotary kiln.
The Segmented heating of a kind of renovation of organic pollution soil the most according to claim 5, modularity thermal desorption equipment, its Being characterised by, described rotary kiln uses and directly heats, and bumer of light fuel starts, and rotary kiln in-furnace temperature reaches 500~800 DEG C.
The Segmented heating of a kind of renovation of organic pollution soil the most according to claim 1, modularity thermal desorption equipment, its Being characterised by, described oven drying at low temperature system carries out drying and dewatering process to contaminated soil, and the soil moisture content after dehydration is down to about 25%, the contaminated soil after dehydration enters back into high-temperature hot desorption system and carries out thermal desorption process.
The Segmented heating of a kind of renovation of organic pollution soil the most according to claim 1, modularity thermal desorption equipment, its Being characterised by, the high-temperature flue gas that described oven drying at low temperature system uses high-temperature hot desorption system to produce is dried, and high-temperature flue gas exists Descent of temperature is to 110 DEG C, and the afterbody of oven drying at low temperature system connects exhaust gas processing device and tail gas is carried out absorption process.
The Segmented heating of a kind of renovation of organic pollution soil the most according to claim 1, modularity thermal desorption equipment, It is characterized in that, described discharging induction system comprises hollow screw conveyer and spray cooling device.
The Segmented heating of 11. a kind of renovation of organic pollution soil according to claim 1, modularity thermal desorption equipment, It is characterized in that, described exhaust treatment system comprises venturi cyclone dust extractor;Dynamic wave dedusting removes mist reaction tower, high-speed ion Depurator, air floatation machine, plasma purification equipment, scrubbing tower.
The Segmented heating of 12. a kind of renovation of organic pollution soil according to claim 1, modularity thermal desorption equipment, It is characterized in that, described heat-exchange system includes that air-introduced machine, air-introduced machine are arranged on aforementioned feeding spiral conveyer afterbody, feeds defeated Square auger machine has pipeline to be connected with the hollow structure in discharging spiral conveyor.
CN201521055934.1U 2015-12-17 2015-12-17 Restore organic contaminated soil's sectional type heating, modularization thermal desorption equipment Active CN205650605U (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105363770A (en) * 2015-12-17 2016-03-02 上海康恒环境股份有限公司 Sectional type heating and modular thermal desorption equipment for restoring organic contaminated soil and method
CN106807734A (en) * 2017-01-05 2017-06-09 沈阳环境科学研究院 A kind of organic polluted soil thermal desorption system
CN108372197A (en) * 2018-01-24 2018-08-07 鸿灌环境技术有限公司 A kind of combination process based on thermal desorption for pollution administration soil
CN108746177A (en) * 2018-06-08 2018-11-06 南通劲凌智能科技有限公司 A kind of thermal desorption device and its method for soil remediation
CN109121401A (en) * 2017-02-20 2019-01-01 韩国铁道技术研究院 Using microwave indirect irradiation method, desorption system is pyrolyzed and using the system to the THE METHOD OF THERMAL DESORPTION used by oil pollution soil and gravel for the preparatory heating device for being had microwave leakage preventing device and utilization waste heat by oil pollution soil and gravel use
CN110180880A (en) * 2019-05-31 2019-08-30 中国科学院生态环境研究中心 A kind of soil heterotopic hot repair apparatus for coating
CN111346908A (en) * 2020-04-08 2020-06-30 大工能源环境科技(大连)有限公司 Device and method for segmented thermal remediation of organic contaminated soil
CN113154872A (en) * 2021-04-22 2021-07-23 重庆科技学院 Low-temperature plasma combined rotary kiln

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105363770A (en) * 2015-12-17 2016-03-02 上海康恒环境股份有限公司 Sectional type heating and modular thermal desorption equipment for restoring organic contaminated soil and method
CN106807734A (en) * 2017-01-05 2017-06-09 沈阳环境科学研究院 A kind of organic polluted soil thermal desorption system
CN109121401A (en) * 2017-02-20 2019-01-01 韩国铁道技术研究院 Using microwave indirect irradiation method, desorption system is pyrolyzed and using the system to the THE METHOD OF THERMAL DESORPTION used by oil pollution soil and gravel for the preparatory heating device for being had microwave leakage preventing device and utilization waste heat by oil pollution soil and gravel use
CN108372197A (en) * 2018-01-24 2018-08-07 鸿灌环境技术有限公司 A kind of combination process based on thermal desorption for pollution administration soil
CN108372197B (en) * 2018-01-24 2020-09-22 鸿灌环境技术有限公司 Composite technology mainly based on thermal desorption for treating contaminated soil
CN108746177A (en) * 2018-06-08 2018-11-06 南通劲凌智能科技有限公司 A kind of thermal desorption device and its method for soil remediation
CN110180880A (en) * 2019-05-31 2019-08-30 中国科学院生态环境研究中心 A kind of soil heterotopic hot repair apparatus for coating
CN111346908A (en) * 2020-04-08 2020-06-30 大工能源环境科技(大连)有限公司 Device and method for segmented thermal remediation of organic contaminated soil
CN111346908B (en) * 2020-04-08 2023-09-19 大连理工大学 Device and method for thermally repairing organic contaminated soil in segmented mode
CN113154872A (en) * 2021-04-22 2021-07-23 重庆科技学院 Low-temperature plasma combined rotary kiln

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