CN107052037B - Vapor extraction three-phase separation module - Google Patents
Vapor extraction three-phase separation module Download PDFInfo
- Publication number
- CN107052037B CN107052037B CN201710485473.9A CN201710485473A CN107052037B CN 107052037 B CN107052037 B CN 107052037B CN 201710485473 A CN201710485473 A CN 201710485473A CN 107052037 B CN107052037 B CN 107052037B
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- China
- Prior art keywords
- gas
- phase separator
- separator tank
- tank body
- extraction
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
- B01D46/62—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
- B01D46/64—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series arranged concentrically or coaxially
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/71—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with pressurised gas, e.g. pulsed air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/70—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter
- B01D46/72—Regeneration of the filtering material or filter elements inside the filter by acting counter-currently on the filtering surface, e.g. by flushing on the non-cake side of the filter with backwash arms, shoes or nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2267/00—Multiple filter elements specially adapted for separating dispersed particles from gases or vapours
- B01D2267/60—Vertical arrangement
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a vapor extraction three-phase separation module, which comprises a three-phase separator tank body, wherein a baffle layer, a coarse filtering layer and a fine filtering layer are sequentially arranged in the three-phase separator tank body from bottom to top, wherein: a wastewater collecting cavity is formed between the baffle layer and the bottom wall of the three-phase separator tank body, an extraction gas collecting cavity is formed between the baffle layer and the coarse filter layer, a filter cavity is formed between the coarse filter layer and the fine filter layer, and a gas outlet cavity is formed between the fine filter layer and the fixed wall of the three-phase separator tank body; a clean gas inlet and a corresponding clean gas pipeline are arranged on the side wall of the three-phase separator tank body corresponding to the gas outlet cavity; and a cleaning liquid inlet and a corresponding cleaning liquid pipeline are arranged on the side wall of the three-phase separator tank body corresponding to the filter cavity. The invention has wide application range, can remove impurities in gas, has simple installation and operation, convenient cleaning and low operation cost, and can operate fully automatically.
Description
Technical Field
The invention relates to the technical field of in-situ remediation of soil, underground water and volatile pollutants, in particular to a vapor extraction three-phase separation module.
Background
Soil Vapor Extraction (SVE) is a method for in situ remediation of soil volatile organic contamination, and is used to treat the problem of contamination of the formation medium in the aeration zone. The basic principle of the soil vapor extraction is that a vacuum pump is used for extraction to generate negative pressure, when air flows through a polluted area, volatile and semi-volatile organic pollutants in soil pores are desorbed and carried away by airflow, and the volatile and semi-volatile organic pollutants are collected by an extraction well and finally treated to achieve the purpose of purifying the air-entrained soil. Sometimes, an air injection well can be arranged at the same time of extraction, and air is manually introduced into the soil. The extracted gas is treated by water vapor removal, adsorption and the like and then is discharged into the atmosphere, or corresponding gas treatment technology is adopted according to different pollutants.
The invention provides a three-phase separation module for separating substances such as dust, flying sand, wastewater and the like in extracted gas, wherein the substances such as the dust, the flying sand, the wastewater and the like possibly exist in the extracted gas in the early pretreatment process of collecting and treating volatile pollutants such as VOS, SVOC, TPH and the like in an unsaturated soil aquifer.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provides a vapor extraction three-phase separation module.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
the utility model provides a vapor extraction three-phase separation module, includes three-phase separator jar body, inside baffle layer, thick filter layer and the fine filtration layer of being equipped with from bottom to top in proper order of three-phase separator jar body, wherein:
a waste water collecting cavity is formed between the baffle layer and the bottom wall of the three-phase separator tank body and is used for collecting waste water separated by the baffle layer, an extraction gas collecting cavity is formed between the baffle layer and the coarse filter layer and is used for introducing extraction gas and accommodating large particles filtered by the coarse filter layer, a filter cavity is formed between the coarse filter layer and the fine filter layer and is used for filtering small particles in the extraction gas, and an air outlet cavity is formed between the fine filter layer and the fixed wall of the three-phase separator tank body and is used for accommodating the extraction gas after coarse and fine filtration;
a clean gas inlet and a corresponding clean gas pipeline are arranged on the side wall of the three-phase separator tank body corresponding to the gas outlet cavity and are used for introducing clean gas to carry out gas cleaning on the fine filter layer and the coarse filter layer;
and a cleaning liquid inlet and a corresponding cleaning liquid pipeline are arranged on the side wall of the three-phase separator tank body corresponding to the filter cavity and are used for introducing cleaning liquid to carry out liquid cleaning on the fine filter layer and the coarse filter layer.
Furthermore, a wastewater outlet is arranged on the side wall of the three-phase separator tank body corresponding to the wastewater collection cavity and is used for discharging wastewater during liquid cleaning and extraction; the device comprises a gas extraction cavity, a gas outlet cavity, a gas inlet pipeline, a solid outlet channel, a gas outlet cavity and a gas inlet pipeline, wherein the gas inlet and the corresponding gas inlet pipeline are arranged on the side wall of the three-phase separator tank body corresponding to the gas extraction collection cavity and used for introducing extraction gas, the solid outlet channel is arranged on the side wall of the three-phase separator tank body corresponding to the gas extraction collection cavity and used for discharging filtered solid particles in the extraction gas, and the gas outlet is arranged on the side wall of the three-phase separator tank body corresponding to the gas outlet cavity and used for discharging the.
Further, the one end that clean gas pipeline stretched into the intracavity of giving vent to anger is equipped with the gas shower nozzle for reinforcing gas washing effect, the one end that clean liquid pipeline stretched into in the filter chamber is equipped with the liquid shower nozzle, is used for reinforcing liquid washing effect.
Furthermore, a plurality of inclined plates which incline downwards are arranged at the included angle between the top edge part of the extraction gas collecting cavity and the coarse filter layer and are used for preventing solid particles falling down along the inner side wall of the three-phase separator tank body from being blown upwards again.
Furthermore, a safety valve is arranged on the top wall of the three-phase separator tank body and used for keeping the pressure in the three-phase separator tank body stable.
The invention has the beneficial effects that:
the invention has wide application range, can be used for the pretreatment of sewage treatment of various pollutants including oil, phenol, polycyclic aromatic hydrocarbon, organic solvent and the like, removes impurities such as fly ash and the like in gas, ensures the stability of subsequent equipment, has simple structure installation and operation, convenient cleaning and low operation cost, can be additionally provided with monitoring equipment for full-automatic operation, and can be flexibly adjusted according to projects.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
The reference numbers in the figures illustrate: 1. the device comprises a clean gas pipeline 2, a clean liquid pipeline 3, a waste gas inlet pipeline 4, a control valve 5, a waste gas outlet 6, a fine filter layer 7, a coarse filter layer 8, a waste water outlet 9, a solid outlet channel 10, a gas spray head 11, a safety valve 12, a baffle layer 13, an inclined plate 14, a three-phase separator tank body 15, a liquid spray head 16, a waste water flow direction 17, an extraction gas flow direction 18, a clean liquid flow direction 19 and a clean gas flow direction 19.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1, a vapor extraction three-phase separation module includes a three-phase separator tank 14, a baffle layer 12, a coarse filtration layer 7 and a fine filtration layer 6 are sequentially disposed inside the three-phase separator tank 14 from bottom to top, wherein:
a wastewater collecting cavity is formed between the baffle layer 12 and the bottom wall of the three-phase separator tank body 14 and is used for collecting wastewater separated by the baffle layer 12, an extraction gas collecting cavity is formed between the baffle layer 12 and the coarse filter layer 7 and is used for introducing extraction gas and accommodating large particles filtered by the coarse filter layer 7, a filter cavity is formed between the coarse filter layer 7 and the fine filter layer 6 and is used for filtering small particles in the extraction gas, and an air outlet cavity is formed between the fine filter layer 6 and the fixed wall of the three-phase separator tank body 14 and is used for accommodating the extraction gas after coarse and fine filtration;
a clean gas inlet and a corresponding clean gas pipeline 1 are arranged on the side wall of the three-phase separator tank body 14 corresponding to the gas outlet cavity and used for introducing clean gas to carry out gas cleaning on the fine filter layer 6 and the coarse filter layer 7, and a control valve 4 is arranged on the clean gas pipeline 1;
a cleaning liquid inlet and a corresponding cleaning liquid pipeline 2 are arranged on the side wall of the three-phase separator tank body 14 corresponding to the filter cavity and used for introducing cleaning liquid to carry out liquid cleaning on the fine filter layer 6 and the coarse filter layer 7, and a control valve 4 is arranged on the cleaning liquid pipeline 2.
A wastewater outlet 8 is arranged on the side wall of the three-phase separator tank body 14 corresponding to the wastewater collection cavity and is used for discharging wastewater during liquid cleaning and extraction; the side wall of the three-phase separator tank body 14 corresponding to the extraction gas collecting cavity is provided with a waste gas inlet and a corresponding waste gas inlet pipeline 3 for introducing extraction gas, the side wall of the three-phase separator tank body 14 corresponding to the extraction gas collecting cavity is provided with a solid outlet channel 9 for discharging filtered solid particles in the extraction gas, and the side wall of the three-phase separator tank body 14 corresponding to the gas outlet cavity is provided with a waste gas outlet 5 for discharging the filtered extraction gas to subsequent processing equipment.
The one end that clean gas pipeline 1 stretched into the intracavity of giving vent to anger is equipped with gas shower nozzle 10 for reinforcing gas washing effect, the one end that clean liquid pipeline 2 stretched into in the filter chamber is equipped with liquid shower nozzle 15, is used for reinforcing liquid washing effect.
And a plurality of inclined plates 13 which incline downwards are arranged at the included angle between the top edge part of the extraction gas collecting cavity and the coarse filter layer 7 and are used for preventing solid particles falling down along the inner side wall of the three-phase separator tank body 14 from being blown up again.
The top wall of the three-phase separator tank 14 is provided with a safety valve 11 for keeping the pressure in the three-phase separator tank 14 stable.
Principle of the invention
In the invention.
In addition, it should be noted that the terms "first", "second", "third", and the like in the specification are used for distinguishing various components, elements, steps, and the like in the specification, and are not used for indicating a logical relationship or a sequential relationship between the various components, elements, steps, and the like, unless otherwise specified or indicated.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a vapor extraction three-phase separation module, includes three-phase separator jar body (14), its characterized in that, three-phase separator jar body (14) are inside from lower to upper in proper order to be equipped with baffling layer (12), coarse filtration layer (7) and fine filtration layer (6), wherein:
a waste water collecting cavity is formed between the baffle layer (12) and the bottom wall of the three-phase separator tank body (14) and is used for collecting waste water separated by the baffle layer (12), an extraction gas collecting cavity is formed between the baffle layer (12) and the coarse filter layer (7) and is used for introducing extraction gas and accommodating large particles filtered by the coarse filter layer (7), a filter cavity is formed between the coarse filter layer (7) and the fine filter layer (6) and is used for filtering small particles in the extraction gas, and an air outlet cavity is formed between the fine filter layer (6) and the fixed wall of the three-phase separator tank body (14) and is used for accommodating the extraction gas after coarse and fine filtration;
a clean gas inlet and a corresponding clean gas pipeline (1) are arranged on the side wall of the three-phase separator tank body (14) corresponding to the gas outlet cavity and are used for introducing clean gas to carry out gas cleaning on the fine filter layer (6) and the coarse filter layer (7);
a cleaning liquid inlet and a corresponding cleaning liquid pipeline (2) are arranged on the side wall of the three-phase separator tank body (14) corresponding to the filter cavity and are used for introducing cleaning liquid to carry out liquid cleaning on the fine filter layer (6) and the coarse filter layer (7);
a wastewater outlet (8) is arranged on the side wall of the three-phase separator tank body (14) corresponding to the wastewater collection cavity and is used for discharging wastewater during liquid cleaning and extraction; the device is characterized in that a waste gas inlet and a corresponding waste gas inlet pipeline (3) are arranged on the side wall of the three-phase separator tank body (14) corresponding to the extraction gas collecting cavity and used for introducing extraction gas, a solid outlet channel (9) is arranged on the side wall of the three-phase separator tank body (14) corresponding to the extraction gas collecting cavity and used for discharging solid particles filtered from the extraction gas, and a waste gas outlet (5) is arranged on the side wall of the three-phase separator tank body (14) corresponding to the gas outlet cavity and used for discharging the filtered extraction gas to subsequent processing equipment.
2. The vapor extraction three-phase separation module according to claim 1, wherein the end of the clean gas pipeline (1) extending into the gas outlet cavity is provided with a gas spray nozzle (10) for enhancing the gas washing effect, and the end of the clean liquid pipeline (2) extending into the filtering cavity is provided with a liquid spray nozzle (15) for enhancing the liquid washing effect.
3. The vapor extraction three-phase separation module according to claim 1, wherein a plurality of inclined plates (13) inclined downwards are arranged at the corner between the top edge part of the extraction gas collection chamber and the coarse filter layer (7) for preventing solid particles falling along the inner side wall of the three-phase separator tank body (14) from being blown upwards.
4. The vapor extraction three-phase separation module according to claim 1, wherein a safety valve (11) is provided on a top wall of the three-phase separator tank (14) for maintaining a stable pressure inside the three-phase separator tank (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710485473.9A CN107052037B (en) | 2017-06-23 | 2017-06-23 | Vapor extraction three-phase separation module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710485473.9A CN107052037B (en) | 2017-06-23 | 2017-06-23 | Vapor extraction three-phase separation module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107052037A CN107052037A (en) | 2017-08-18 |
| CN107052037B true CN107052037B (en) | 2020-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710485473.9A Active CN107052037B (en) | 2017-06-23 | 2017-06-23 | Vapor extraction three-phase separation module |
Country Status (1)
| Country | Link |
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| CN (1) | CN107052037B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5967230A (en) * | 1997-11-14 | 1999-10-19 | Cooper; Kent | In situ water and soil remediation method and system |
| JP2005279476A (en) * | 2004-03-30 | 2005-10-13 | Kentaro Asakura | Method for treating harmful substance |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201046371Y (en) * | 2007-05-26 | 2008-04-16 | 丹东市振兴石油橡胶厂 | Oil-contaminated water purifying three-phase cyclone separator |
| CN202893016U (en) * | 2012-11-27 | 2013-04-24 | 黑龙江工程学院 | Back-flushing filter device for filter chamber |
| CN104118935A (en) * | 2013-04-25 | 2014-10-29 | 王婷 | Biological filter device for aquaculture |
| CN204973442U (en) * | 2015-08-12 | 2016-01-20 | 上海德凯工业技术有限公司 | Many phase separator |
| CN205035816U (en) * | 2015-09-14 | 2016-02-17 | 上海格林曼环境技术有限公司 | Simple and easy heterogeneous extraction device based on light well point precipitation technology |
| CN105903262B (en) * | 2016-06-03 | 2018-07-03 | 杭州化工机械有限公司 | A kind of gas-solid-liquid three-phase airtight separation device and its method of separation |
-
2017
- 2017-06-23 CN CN201710485473.9A patent/CN107052037B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5967230A (en) * | 1997-11-14 | 1999-10-19 | Cooper; Kent | In situ water and soil remediation method and system |
| JP2005279476A (en) * | 2004-03-30 | 2005-10-13 | Kentaro Asakura | Method for treating harmful substance |
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| Publication number | Publication date |
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| CN107052037A (en) | 2017-08-18 |
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