KR101561414B1 - Wet scrubber - Google Patents
Wet scrubber Download PDFInfo
- Publication number
- KR101561414B1 KR101561414B1 KR1020150102401A KR20150102401A KR101561414B1 KR 101561414 B1 KR101561414 B1 KR 101561414B1 KR 1020150102401 A KR1020150102401 A KR 1020150102401A KR 20150102401 A KR20150102401 A KR 20150102401A KR 101561414 B1 KR101561414 B1 KR 101561414B1
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- KR
- South Korea
- Prior art keywords
- gas
- cleaning
- guiding
- filter module
- unit
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02043—Cleaning before device manufacture, i.e. Begin-Of-Line process
- H01L21/02052—Wet cleaning only
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B01D50/006—
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67028—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
- H01L21/6704—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The present invention relates to a wet scrubber, and more particularly, to a wet scrubber that includes a gas guiding and cleaning unit for guiding a noxious gas into the interior thereof, And a filtering unit detachably connected to the upper portion of the gas induction and scrubbing unit, for filtering the residual gas that is remained in the gas induction and scrubbing unit and moving upward to perform a second purification treatment.
Description
The present invention relates to a wet scrubber, and more particularly, to a wet scrubber capable of purifying noxious gas with a new concept structure and capable of improving purification treatment efficiency as compared with existing scrubbers, The present invention relates to a scrubber.
The scrubber, which is one of the machinery for treating harmful gas, is divided into Burn-Wet, Burn-Filter, Dry and Wet according to the treatment method. .
Of these types, a wet scrubber, that is, a wet scrubber, is provided on a facility for semiconductor production, etc., and treats harmful gases generated during the process and purifies it.
The wet scrubber includes a scrubber body that forms an appearance, and water jet nozzles, poles, and demisters provided in the scrubber body for purifying operations.
The operation of such a conventional wet scrubber will be described below.
The noxious gas flowing into the scrubber body of the wet scrubber is directed upward in the scrubber body, at which time the water jet nozzle injects water towards the noxious gas.
The adsorbed material adsorbed from the noxious gas due to the injection of water is collected in the polling in the scrubber body, and the moisture can be removed toward the demister.
With this operation, the process gas having been subjected to the purification process of the noxious gas can be exhausted through the exhaust unit as the blower unit provided in the upper region of the scrubber body operates.
On the other hand, as described above, it is common that the wet scrubber is provided with a configuration such as polling and demister, but the efficiency of purifying the noxious gas is somewhat lowered, and the maintenance cost is high Considering this point, it is necessary to develop a new concept of wet scrubber.
It is an object of the present invention to provide a wet scrubber which can purify noxious gas with a new concept structure and thus can improve cleaning treatment efficiency and reduce maintenance cost as compared with existing scrubbers.
The object of the present invention is achieved by a gas guiding and cleaning unit for guiding a noxious gas into the inside thereof, washing it, and performing a primary purification treatment; And a filtering unit detachably connected to the upper portion of the gas guiding and cleaning unit and filtering the residual gas that is remained in the gas guiding and cleaning unit and moved upward to perform a secondary purification treatment. Lt; / RTI >
The gas guiding and cleaning unit includes a cleaning main body portion to which a first flange is coupled at an end portion, a cleaning neck portion having a narrower sectional area than that of the cleaning main body portion, and a cleaning inclined portion that connects the cleaning main body portion and the cleaning neck portion in an inclined manner, A cleaning unit casing having a connection portion; A lower duct provided in the cleaning unit casing for guiding a flow of a noxious gas between the cleaning unit casing and the cleaning unit casing; And a lower end portion disposed in the gas induction lower duct and an upper end portion contacting the first flange and guiding the noxious gas flowing into the gas induction lower duct toward the filtering unit, . ≪ / RTI >
Wherein the gas guiding lower duct has a lower inclined portion and a lower vertical portion vertically arranged at an upper end of the lower inclined portion, the sectional area being narrower toward the lower portion, and the gas guiding upper duct is disposed in the lower vertical portion And an upper inclined portion disposed obliquely at an end of the upper vertical portion. The upper inclined portion may have a larger cross sectional area toward the upper portion.
The gas guiding and cleaning unit includes a plurality of water jet nozzles for jetting water for cleaning toward the noxious gas introduced between the gas induction lower duct and the gas induction upper duct; And one end is connected to the lower end of the gas guiding lower duct and the other end is exposed to the outside of the cleaning unit casing, and the lower part of the lower part, on which the drain water drained firstly by the action of the water spray nozzle, Drain line.
The filtering unit includes a second flange formed at a lower end of the gas introducing and cleaning unit so as to be detachably and flangeably engaged with the first flange of the gas introducing and cleaning unit, A filtering unit casing forming the filtering unit casing; And a filter module provided in the filtering unit casing to filter the residual gas.
The filter module may be a helical filter module in which the inside of the filter module can be cleaned as a whole, or a stacked filter module in which individual layers can be separated and cleaned.
The helical filter module comprising: a first module housing disposed within the filtering unit casing; And a helical filter plate arranged in a spiral manner in the first module housing and having a plurality of tubes formed on the plate surface.
The stacked filter module includes: a second module housing disposed in the filtering unit casing; A plurality of stacked filter plates arranged independently in an inclined manner in the second module housing and having a plurality of tubes formed on the plate surface; And a plate fixing portion for individually fixing the plurality of stacked filter plates in a central region of the second module housing.
And a discharge unit detachably coupled to an upper portion of the filtering unit, through which the process gas having been subjected to the purge process is discharged.
According to the present invention, it is possible to purify noxious gas with a new concept structure, which can improve cleaning treatment efficiency and reduce maintenance cost compared with existing scrubbers.
1 is a structural view of a wet scrubber according to an embodiment of the present invention;
Figure 2 shows a flow diagram of the gas in Figure 1,
Fig. 3 shows a three-dimensional image of a helical filter module,
Figure 4 is a cutaway image of Figure 3,
Figure 5 shows a schematic internal structure of a helical filter module,
Figure 6 is a top view of the helical filter plate,
7 is a schematic internal structure of a stacked filter module applied to a wet scrubber according to another embodiment of the present invention.
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.
Fig. 1 is a structural view of a wet scrubber according to an embodiment of the present invention, Fig. 2 is a flow chart of gas in Fig. 1, Fig. 3 is a stereoscopic image of a spiral filter module, Fig. 5 is a schematic internal structure of a helical filter module, and Fig. 6 is a plan view of a helical filter plate.
1 and 2, the wet scrubber according to the present embodiment can purify noxious gas with a new concept structure, thereby improving purification treatment efficiency compared to conventional scrubbers, And may also include a gas induction and
The gas induction and
The gas induction and
The
When the gas induction and
The structure of the wet scrubber will be described in detail. First, the gas introducing and cleaning
The gas induction and
The
That is, in this embodiment, the
When the
The gas guiding
The gas induction
The gas induction
The lower end of the gas
The gas guiding
A plurality of
The plurality of
One end of the
Next, the
This
The
The second and
A lug (173) for handling the filtering unit casing (170) is coupled to the side of the filtering unit casing (170).
An
The
The process gas that has been secondarily purified through the
In this embodiment, the
3 to 6, the
At this time, the
A
The plurality of
When the
Finally, the
As described above, in the case of the present embodiment, the
In particular, when such a method is applied, it is advantageous in reducing harmful gases such as Sox and Co, is excellent in odor treatment, and is easy to maintain.
Since the structure is formed in the height direction, the installation area can be reduced.
According to this embodiment having the structure and function as described above, it is possible to purify noxious gas with a new concept structure, and it is possible to improve purification treatment efficiency as compared with the conventional scrubber.
7 is a schematic internal structure of a stacked filter module applied to a wet scrubber according to another embodiment of the present invention.
Referring to this drawing, in the case of this embodiment, a
The
In the meantime, since the
It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention. It is therefore intended that such modifications or alterations be within the scope of the claims appended hereto.
110: gas induction and cleaning unit 120: cleaning unit casing
121: Cleaning body portion 122: First flange
123: cleansing neck portion 124: cleansing slope connection portion
130: lower duct for gas induction 131: lower inclined portion
132: lower vertical portion 140: upper duct for gas induction
141: upper vertical portion 142: upper inclined portion
151: Water spray nozzle 152: Lower drain line
160: Filtering unit 170: Filtering unit casing
171: second flange 172: third flange
175: upper drain line 180: filter module
181:
181b: through hole 182: helical filter plate
183: tube 190: exhaust unit
191: Fourth flange
Claims (9)
And a filtering unit detachably connected to the upper portion of the gas induction and scrubbing unit, for filtering the residual gas remaining in the gas induction and scrubbing unit and moving upward,
The gas-guiding and cleaning unit comprises:
A cleaning main body portion having a first flange coupled to an end of the cleaning main body portion; a cleaning neck portion having a narrower sectional area than the cleaning main body portion; and a cleaning slant connection portion having a slant connection portion slantingly connecting the cleaning main body portion and the cleaning main body portion.
A lower duct provided in the cleaning unit casing for guiding a flow of a noxious gas between the cleaning unit casing and the cleaning unit casing; And
And a lower end portion disposed in the gas induction lower duct and an upper end portion contacting the first flange and guiding the noxious gas flowing into the gas induction lower duct toward the filtering unit, ≪ / RTI &
The gas-guiding and cleaning unit comprises:
A plurality of water injection nozzles for spraying water for cleaning toward the noxious gas introduced between the gas induction lower duct and the gas induction upper duct; And
And the other end is exposed to the outside of the cleaning unit casing, and the lower drain of the drain water, which is subjected to the first purification treatment by the action of the water injection nozzle, Wherein the wet scrubber further comprises a line.
Wherein the gas guiding lower duct includes a lower inclined portion and a lower vertical portion vertically disposed at an upper end of the lower inclined portion,
Wherein the gas guiding upper duct includes an upper vertical portion disposed in the lower vertical portion and an upper inclined portion disposed obliquely at an end of the upper vertical portion, and having a larger cross sectional area toward the upper portion.
Wherein the filtering unit comprises:
And a second flange detachably engaged with the first flange of the gas introducing and cleaning unit is formed at a lower end of the filtering unit casing to form a place for filtering residual gas that remains in the gas introducing and cleaning unit, ; And
And a filter module provided in the filtering unit casing to filter the residual gas.
Wherein the filter module is a spiral filter module in which the inside of the filter module is cleaned so that the entire filter module can be cleaned or a stacked filter module in which each individual layer is separated and cleaned.
The helical filter module comprises:
A first module housing disposed within the filtering unit casing; And
And a helical filter plate arranged spirally connected to each other in the first module housing and having a plurality of tubes formed on the plate surface.
The stacked filter module includes:
A second module housing disposed within the filtering unit casing;
A plurality of stacked filter plates arranged independently in an inclined manner in the second module housing and having a plurality of tubes formed on the plate surface; And
And a plate fixing portion for individually fixing the plurality of stacked filter plates in a central region of the second module housing.
Further comprising a discharge unit detachably coupled to an upper portion of the filtering unit and discharging the process gas that has been subjected to the purification process.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150102401A KR101561414B1 (en) | 2015-07-20 | 2015-07-20 | Wet scrubber |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150102401A KR101561414B1 (en) | 2015-07-20 | 2015-07-20 | Wet scrubber |
Publications (1)
Publication Number | Publication Date |
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KR101561414B1 true KR101561414B1 (en) | 2015-10-16 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020150102401A KR101561414B1 (en) | 2015-07-20 | 2015-07-20 | Wet scrubber |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101685874B1 (en) * | 2016-03-11 | 2016-12-13 | 엔텍이앤씨 주식회사 | Wet scrubber porous filter and the filter case using the same |
KR200483413Y1 (en) * | 2016-11-11 | 2017-05-24 | 김용석 | Dust removal equipment |
KR101895192B1 (en) * | 2018-05-23 | 2018-09-04 | 서민수 | Scrubber equipment with inside venturi |
KR101977983B1 (en) * | 2018-10-15 | 2019-05-13 | 박홍구 | Wet scrubber including cyclone rotatory part |
KR102131658B1 (en) * | 2020-01-13 | 2020-07-08 | 제이에스엔지니어링 | The wet and dry type deodorizing apparatus |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005131509A (en) * | 2003-10-29 | 2005-05-26 | Unisem Co Ltd | Waste gas treatment and waste gas treatment method |
JP2014163344A (en) * | 2013-02-27 | 2014-09-08 | Mitsubishi Heavy Ind Ltd | Mist elimination device for ship |
-
2015
- 2015-07-20 KR KR1020150102401A patent/KR101561414B1/en active IP Right Grant
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005131509A (en) * | 2003-10-29 | 2005-05-26 | Unisem Co Ltd | Waste gas treatment and waste gas treatment method |
JP2014163344A (en) * | 2013-02-27 | 2014-09-08 | Mitsubishi Heavy Ind Ltd | Mist elimination device for ship |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101685874B1 (en) * | 2016-03-11 | 2016-12-13 | 엔텍이앤씨 주식회사 | Wet scrubber porous filter and the filter case using the same |
KR200483413Y1 (en) * | 2016-11-11 | 2017-05-24 | 김용석 | Dust removal equipment |
KR101895192B1 (en) * | 2018-05-23 | 2018-09-04 | 서민수 | Scrubber equipment with inside venturi |
WO2019225811A1 (en) * | 2018-05-23 | 2019-11-28 | Seo Min Su | Scrubber apparatus having integrated venturi |
KR101977983B1 (en) * | 2018-10-15 | 2019-05-13 | 박홍구 | Wet scrubber including cyclone rotatory part |
KR102131658B1 (en) * | 2020-01-13 | 2020-07-08 | 제이에스엔지니어링 | The wet and dry type deodorizing apparatus |
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