CN106077065A - A kind of In Situ Heating device and In Situ Heating soil repair system thereof - Google Patents
A kind of In Situ Heating device and In Situ Heating soil repair system thereof Download PDFInfo
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- CN106077065A CN106077065A CN201610391178.2A CN201610391178A CN106077065A CN 106077065 A CN106077065 A CN 106077065A CN 201610391178 A CN201610391178 A CN 201610391178A CN 106077065 A CN106077065 A CN 106077065A
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- Prior art keywords
- soil
- situ heating
- extraction pipe
- heating
- situ
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C2101/00—In situ
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- 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)
- Road Paving Structures (AREA)
Abstract
The present invention relates to a kind of In Situ Heating device and In Situ Heating soil repair system thereof, In Situ Heating device, entering the hot-fluid outlet tube (12) being provided with tap hole and the annular-heating branch road (13) connecting described ostium and described tap hole on pipe (11), sidewall including the hot-fluid being provided with ostium on sidewall, described annular-heating branch road (13) is arranged in soil (5) to be repaired.The technical problem to be solved in the present invention is to overcome In Situ Heating device heating surface (area) (HS of the prior art little, the defect that soil remediation cost is high, remediation efficiency is low, thus provides a kind of In Situ Heating device and In Situ Heating soil repair system thereof.
Description
Technical field
The present invention relates to field of environmental technology, be specifically related to a kind of In Situ Heating device and In Situ Heating soil remediation system thereof
System.
Background technology
Due to population sharp increase, industry fast development, solid waste is constantly stacked to soil surface and topples over, harmful useless
Water constantly permeates in soil, and harmful gas and floating dust in air also constantly drop to, in soil, result in soil with rainwater
Pollute.According to " whole nation Soil Pollution Investigation publication " of issue in 2014, Chinese soil environmental aspect totally allows of no optimist,
Whole nation soil pollution exceeding standard rate reaches 16.1%, while industry and mining discarded ground soil environment outstanding problem, and arable soil environment
Quality more causes anxiety.Therefore, contaminated soil pole need to be repaired in time.
Chinese patent literature CN105290097A discloses a kind of original position soil heater and has its In Situ Heating
Soil decontaminating apparatus, this device includes the heating arrangement heating its interior air of entrance and/or combustion gas, is distributed in soil
Some dispersion hot wells in Polluted area, and described heating arrangement is connected with described dispersion hot well, by the air after heating
And/or the heat of combustion gas passes to the communicating pipe of described dispersion hot well.This device is located at the dispersion hot well in soil pollution region
For linear type, amassing little with soil contact, thus heating surface (area) (HS is little, and then remediation efficiency is low, rehabilitation cost is high.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is to overcome In Situ Heating device heating surface (area) (HS of the prior art
Little, that soil remediation cost is high, remediation efficiency is low defect, thus provide a kind of In Situ Heating device and In Situ Heating soil thereof to repair
Complex system.
In order to solve above-mentioned technical problem, the present invention provides a kind of In Situ Heating device and In Situ Heating soil remediation system thereof
System.
In Situ Heating device of the present invention includes being provided with on sidewall the hot-fluid of ostium and enters and be provided with on pipe, sidewall
The hot-fluid outlet tube of tap hole and the annular-heating branch road connecting described ostium and described tap hole, described annular-heating branch road
It is arranged in soil to be repaired.
Described annular-heating branch road is U-shaped.
Enter pipe along described hot-fluid and described hot-fluid outlet tube is axially arranged with annular-heating branch road described in multilamellar.
The described annular-heating of each layer props up curb and is perpendicular to the projection coincidence in direction, ground
In Situ Heating soil repair system of the present invention, including in In Situ Heating device and extracting soil to be repaired because of
The extraction pipe of the produced boil-off gas of heating, the multiple and described soil to be repaired that described extraction pipe sidewall is arranged
The through hole communicated, described In Situ Heating device is above-mentioned In Situ Heating device.
Described extraction pipe is arranged in described annular-heating branch road area encompassed.
Described extraction pipe includes the most perpendicular to the ground extending to the extraction pipe in soil to be repaired from outside
One and connect with described extraction pipe one and the extraction pipe two angled with one, described vapor injection passage.
Described extraction pipe one and two angulations of described extraction pipe are 90 degree.
Described extraction pipe includes the most perpendicular to the ground extending to the extraction pipe in soil to be repaired from outside
One annular extraction pipe two vertical with the axis of described extraction pipe one with its axis.
Technical solution of the present invention, has the advantage that
1. in In Situ Heating device of the present invention and described In Situ Heating soil repair system, In Situ Heating device bag
Include to be provided with on sidewall on the hot-fluid entrance pipe of ostium, sidewall and be provided with the hot-fluid outlet tube of tap hole and connect described inflow
The annular-heating branch road of hole and described tap hole, described annular-heating branch road is arranged in soil to be repaired, is added by annular
Hot branch road increases and the contact area of soil to be repaired, increases heating surface (area) (HS, enters pipe by hot-fluid and hot-fluid outlet tube is joined
Closing constantly to described annular-heating branch road heat supply, it is ensured that the heating-up temperature to soil, soil remediation low cost and remediation efficiency are high.
2., in In Situ Heating device of the present invention and described In Situ Heating soil repair system, enter along described hot-fluid
Pipe and described hot-fluid outlet tube are axially arranged with annular-heating branch road described in multilamellar, increase further its connecing with soil to be repaired
Contacting surface is amassed, and then increases heating surface (area) (HS, improves the remediation efficiency to soil further.
3., in In Situ Heating soil repair system of the present invention, described extraction pipe is arranged on described annular-heating and props up
In the area encompassed of road, in the region that annular-heating branch road surrounds, temperature is higher, and the extraction rate was acquired of described extraction pipe is more preferable,
Improve the remediation efficiency to soil further.
4., in In Situ Heating soil repair system of the present invention, described extraction pipe includes the most perpendicular to the ground
Extend to the extraction pipe one in soil to be repaired from outside and connect with described extraction pipe one and with described steam
The extraction pipe two that injection canal one is angled, the described extraction pipe of further increase connects with the soil heated
Contacting surface is amassed, and improves the efficiency of extracting, and then improves the remediation efficiency to soil.
Accompanying drawing explanation
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to specifically
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 be the present invention the first embodiment described in the schematic diagram of In Situ Heating soil repair system；
Fig. 2 is the In Situ Heating device schematic diagram shown in Fig. 1；
Fig. 3 is the extraction device shown in Fig. 1 and In Situ Heating device top view；
Fig. 4 is the schematic diagram that the present invention has the described In Situ Heating soil repair system of extraction pipe two.
Description of reference numerals:
1-In Situ Heating device；11-hot-fluid enters pipe；12-hot-fluid outlet tube；13-annular-heating branch road；2-extraction tube
Road；21-extraction pipe one；22-extraction pipe two；4-ground, the soil that 5-is to be repaired, 6-heat generating device, 7-takes out
Carry device.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described enforcement
Example is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under not making creative work premise, broadly falls into the scope of protection of the invention.
Fig. 1 show In Situ Heating soil repair system described in the present embodiment, treats including In Situ Heating device 1 and extracting
Because of the extraction pipe 2 of the produced boil-off gas of heating in the soil 5 repaired, described In Situ Heating device 1 is for including on sidewall
Be provided with the hot-fluid of ostium enter the hot-fluid outlet tube 12 being provided with tap hole on pipe 11, sidewall with connect described ostium and
The annular-heating branch road 13 of described tap hole, described annular-heating branch road 13 is arranged in soil 5 to be repaired.In the present embodiment
It is U-shaped for arranging described annular-heating branch road 13, is also convenient for laying when making simply and lay at the scene.Described extraction pipe 2 sets
Putting in described annular-heating branch road 13 area encompassed, the extraction pipe 2 described in the present embodiment is institute in prior art
Straight tube.
During use, heat generating device 6 produces heat and conductive fluid is heated to predetermined temperature to described In Situ Heating device 1
Conveying heat, conductive fluid enters pipe 11 by hot-fluid and flows into annular-heating branch road 13, annular-heating branch road 13 and soil to be repaired
Earth 5 carries out heat exchange, and described soil 5 to be repaired is heated to predetermined temperature, and the conductive fluid after heat exchange is defeated by hot-fluid
Go out pipe 12 to flow out and return heat generating device 6 and reheat, form circulation.In soil 5 to be repaired, by extraction device 7
Gas in described extraction pipe 2 is stripped, in described extraction pipe 2, forms negative pressure, heated in soil to be repaired wave
Take out described in the through hole entrance that the dusty gas sent is communicated by the multiple and described soil arranged on described extraction pipe 2 sidewall
Carrying pipeline 2, extraction device 7 continues extracting, it is achieved extract the gas in described extraction pipe 2 continuously.
As disposable embodiment, the present embodiment is on the basis of above-described embodiment, and described extraction pipe 2 replaces with bag
Include substantially the most vertical with ground 4 extraction pipe one 21 extending in soil 5 to be repaired from outside and with described extraction tube
The connection of one 21, road and the extraction pipe angled with one, described vapor injection passage two 22.Described in the present embodiment
Extraction pipe one 21 and two 22 angulations of described extraction pipe are 90 degree, simple in construction, and on-the-spot laying is simple.
Further, the present embodiment is on the basis of above-described embodiment, and the described annular in described In Situ Heating device 1 adds
Hot branch road 13 is multilamellar, is set to three layers in the present embodiment, and each layer described annular-heating branch road 13 is along being perpendicular to direction, ground 4
Projection overlaps, and the region that the most each layer described annular-heating branch road 13 surrounds is a cylindrical region, the axis of described cylindrical region
It is perpendicular to ground 4, increases the contact area of itself and soil 5 to be repaired further and lay conveniently, and then increasing heating surface (area) (HS,
Improve the remediation efficiency to soil further.
Obviously, above-described embodiment is only for clearly demonstrating example, and not restriction to embodiment.Right
For those of ordinary skill in the field, can also make on the basis of the above description other multi-form change or
Variation.Here without also cannot all of embodiment be given exhaustive.And the obvious change thus extended out or
Change among still in the protection domain of the invention.
Claims (8)
1. an In Situ Heating device, it is characterised in that: include that the hot-fluid being provided with ostium on sidewall enters pipe (11), sidewall
On the hot-fluid outlet tube (12) being provided with tap hole and the annular-heating branch road (13) connecting described ostium and described tap hole,
Described annular-heating branch road (13) is arranged in soil (5) to be repaired.
In Situ Heating device the most according to claim 1, it is characterised in that described annular-heating branch road (13) is U-shaped.
In Situ Heating device the most according to claim 1, it is characterised in that enter pipe (11) and described heat along described hot-fluid
Stream outlet tube (12) is axially arranged with annular-heating branch road (13) described in multilamellar.
In Situ Heating device the most according to claim 3, it is characterised in that each layer described annular-heating branch road (13) is along hanging down
The straight projection in ground (4) direction overlaps.
5. an In Situ Heating soil repair system, middle because adding including the soil (5) that In Situ Heating device (1) and extracting are to be repaired
The extraction pipe (2) of the produced boil-off gas of heat, what described extraction pipe (2) sidewall was arranged is multiple and described to be repaired
The through hole that soil (5) communicates, it is characterised in that described In Situ Heating device (1) is the arbitrary described add in-place of claim 1-4
Thermal.
In Situ Heating soil repair system the most according to claim 5, it is characterised in that described extraction pipe (2) is arranged
In described annular-heating branch road (13) area encompassed.
7. according to the In Situ Heating soil repair system described in claim 5 or 6, it is characterised in that described extraction pipe (2) wraps
Include the extraction pipe one (21) that from outside extend to be repaired soil (5) in the most vertical with ground (4) and with described
Extraction pipe one (21) connection and the extraction pipe two (22) angled with one, described vapor injection passage.
In Situ Heating soil repair system the most according to claim 7, it is characterised in that described extraction pipe one (21)
It it is 90 degree with two (22) angulations of described extraction pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391178.2A CN106077065A (en) | 2016-06-03 | 2016-06-03 | A kind of In Situ Heating device and In Situ Heating soil repair system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610391178.2A CN106077065A (en) | 2016-06-03 | 2016-06-03 | A kind of In Situ Heating device and In Situ Heating soil repair system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106077065A true CN106077065A (en) | 2016-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610391178.2A Pending CN106077065A (en) | 2016-06-03 | 2016-06-03 | A kind of In Situ Heating device and In Situ Heating soil repair system thereof |
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| Country | Link |
|---|---|
| CN (1) | CN106077065A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1575376A (en) * | 2001-10-24 | 2005-02-02 | 国际壳牌研究有限公司 | In situ recovery from a hydrocarbon containing formation using barriers |
| CN105444159A (en) * | 2015-11-09 | 2016-03-30 | 北京建工环境修复股份有限公司 | In-situ deep-layer heating device and in-situ heating soil decontamination device with same |
-
2016
- 2016-06-03 CN CN201610391178.2A patent/CN106077065A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1575376A (en) * | 2001-10-24 | 2005-02-02 | 国际壳牌研究有限公司 | In situ recovery from a hydrocarbon containing formation using barriers |
| CN105444159A (en) * | 2015-11-09 | 2016-03-30 | 北京建工环境修复股份有限公司 | In-situ deep-layer heating device and in-situ heating soil decontamination device with same |
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Application publication date: 20161109 |