WO2016093654A1 - Laveur de gaz qui ne produit pas de panaches et procédé de lavage de gaz - Google Patents

Laveur de gaz qui ne produit pas de panaches et procédé de lavage de gaz Download PDF

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Publication number
WO2016093654A1
WO2016093654A1 PCT/KR2015/013569 KR2015013569W WO2016093654A1 WO 2016093654 A1 WO2016093654 A1 WO 2016093654A1 KR 2015013569 W KR2015013569 W KR 2015013569W WO 2016093654 A1 WO2016093654 A1 WO 2016093654A1
Authority
WO
WIPO (PCT)
Prior art keywords
gas
unit
washing liquid
liquid
scrubber
Prior art date
Application number
PCT/KR2015/013569
Other languages
English (en)
Inventor
Sang Moo Shin
Hyun Ho Lee
Sung Soo Choi
Young A Choi
Young Shin Jeon
Hyun Soo Park
Original Assignee
Samsung Engineering Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Engineering Co., Ltd. filed Critical Samsung Engineering Co., Ltd.
Publication of WO2016093654A1 publication Critical patent/WO2016093654A1/fr

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    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/68—Halogens or halogen compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
    • B01D2252/10—Inorganic absorbents
    • B01D2252/103—Water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/20—Halogens or halogen compounds
    • B01D2257/204—Inorganic halogen compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/02—Other waste gases
    • B01D2258/0283—Flue gases
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00—Combustion technologies with mitigation potential
    • Y02E20/30—Technologies for a more efficient combustion or heat usage

Definitions

  • One or more exemplary embodiments relate to a gas scrubber in which the generation of plumes is prevented and a method of scrubbing gases, and more particularly, to a gas scrubber in which the generation of plumes is prevented by a reduced relative humidity of discharge gas and a method of scrubbing gases.
  • washing liquid-distributing unit for spraying the washing liquid into the gas-liquid contacting unit
  • a temperature of the first exhaust gas may be lower than that of the second exhaust gas, and a relative humidity of the first exhaust gas may be higher than that of the second exhaust gas.
  • the washing liquid NW may include water, and optionally, scrubbing chemicals.
  • a part of the process gas PA may pass through the wet unit W along with the washing liquid NW, and the rest of the process gas PA may pass through the dry unit D.
  • the dry gases are discharged to the atmosphere.
  • the gas scrubber 20 includes a housing 21, a liquid collecting unit 22, a gas-liquid contacting unit 23, a gas mixing unit 25, a washing liquid-distributing unit 26, and an exhausting means.
  • the exhausting means of the gas scrubber 20 may be identical to or similar with the exhausting means of the gas scrubber 10 in FIG. 1, and thus a detailed description thereof will be omitted.
  • the housing 21, the liquid collecting unit 22, the gas-liquid contacting unit 23, the washing liquid blocking unit 24, the gas mixing unit 25, and the washing liquid-distributing unit 26 of FIG. 2 may be respectively identical to or similar with the housing 11, the liquid collecting unit 12, the gas-liquid contacting unit 13, the washing liquid-blocking unit 14, the gas mixing unit 15, and the washing liquid-distributing unit 16, and thus, detailed descriptions thereof will be omitted.
  • the gas scrubber 20 of FIG. 2 is different from the gas scrubber 10 of FIG. 1 in that the gas scrubber 20 may further include a material transferring means (e.g., at least one hole (h)) for transferring materials from a dry unit D to a wet unit W and/or from a wet unit W to a dry unit D of the gas scrubber 20.
  • the material transferring means may be disposed in an appropriate position in consideration of scrubbing efficiency and efficiency of plume prevention of the gas scrubber 20.
  • gas scrubber 30 may further include a washing liquid blocking unit 34 and/or the above-described process gas distribution regulator.
  • the housing 31, the gas-liquid contacting unit 33, the washing liquid blocking unit 34, the gas mixing unit 35, and the washing liquid-distributing unit 36 of FIG. 3 may be respectively identical to or similar with the housing 11, the gas-liquid contacting unit 13, the washing liquid-blocking unit 14, the gas mixing unit 15, and the washing liquid-distributing unit 16, and thus, detailed descriptions thereof will be omitted and only differences therebetween will be described.
  • the process gas PA and the washing liquid NW may be introduced (i.e., injected) to or sprayed into the gas-liquid contacting unit 33 in a direction identical to or different from each other.
  • the washing liquid NW may be sprayed onto a wet unit W of the gas scrubber 30 in the gravity direction and/or in a direction vertical to the gravity direction, and the process gas PA may be introduced to the wet unit W in a direction vertical to the gravity direction.
  • the washing liquid-distributing unit 36 may be disposed above the gas-liquid contacting unit 33, so as to spray the washing liquid NW onto at least the wet unit W of the gas-liquid contacting unit 33
  • the exemplary embodiment is not limited thereto.
  • the washing liquid-distributing unit 36 may be disposed above and in front of the gas-liquid contacting unit 33, or may be disposed in only front , rather than above, of the gas-liquid contacting unit 33.
  • washing liquid-distributing unit 36 When at least a part of the washing liquid-distributing unit 36 is disposed above the gas-liquid contacting unit 33, at least a part of the washing liquid NW may be sprayed in the gravity direction from the washing liquid-distributing unit 36.
  • washing liquid-distributing unit 36 When at least a part of the washing liquid-distributing unit 36 is disposed in front of the gas-liquid contacting unit 33, at least a part of the washing liquid NW may be sprayed in a direction intersecting the gravity direction, e.g., a direction vertical to the gravity direction, from the washing liquid-distributing unit 36.
  • a first exhaust gas discharged from the wet unit W may be mixed with a second exhaust gas discharged from a dry unit D of the gas scrubber 30 in the gas mixing unit 35, thereby generating dry gases (without including plumes). Then, the dry gases may be discharged to the outside of the gas scrubber 30 (i.e., atmosphere).
  • the dry gases may be discharged to the outside of the gas scrubber 30 (i.e., atmosphere).
  • FIG. 4 is a perspective view schematically illustrating a gas scrubber 40 that generates no plumes, according to another exemplary embodiment.
  • gas scrubber 40 may further include a washing liquid blocking unit 44 and/or the above-described process gas distribution regulator.
  • the housing 41, the liquid collecting unit 42, the gas-liquid contacting unit 43, the washing liquid blocking unit 44, the gas mixing unit 45, and the washing liquid-distributing unit 46 of FIG. 4 may be respectively identical to or similar with the housing 31, the collecting unit 32, the gas-liquid contacting unit 33, the washing liquid blocking unit 34, the gas mixing unit 35, and the washing liquid-distributing unit 36, and thus, detailed descriptions thereof will be omitted.
  • the gas scrubber 40 of FIG. 4 is different from the gas scrubber 30 of FIG. 3 in that the gas scrubber 40 further include a material transferring means (e.g., at least one hole (h)) for transferring materials from a dry unit D to a wet unit W and/or from a wet unit W to a dry unit D of the gas scrubber 40.
  • the material transferring means may be disposed in an appropriate position in consideration of scrubbing efficiency and efficiency of plume prevention of the gas scrubber 40.
  • the material transferring means may be configured to mix process gas PA of the dry unit D, process gas PA of the wet unit W, and/or a washing liquid NW in the gas-liquid contacting unit 43 that is disposed in front of the gas mixing unit 45, thereby adjusting temperature and relative humidity of the resulting mixed gases to exhibit additional effects of prevention of plume generation.
  • the gas scrubbing method includes: generating scrubbed process gas by contacting a part of process gas with a washing liquid; generating dry gases by mixing the scrubbed process gas with the rest of the process gas, the dry gases having a lower relative humidity than that of the scrubbed process gas; and discharging the dry gases into the atmosphere.
  • the discharging of the dry gases causes no generation of plumes or causes generation of only a small amount of plumes, at the point where the dry gases are mixed with ambient air.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

L'invention concerne un laveur de gaz qui ne produit pas de panaches et un procédé de lavage de gaz. Le laveur de gaz selon l'invention comprend : une enveloppe ; une unité de mise en contact gaz-liquide disposée à l'intérieur de l'enveloppe et conçue pour laver du gaz de procédé par la mise en contact du gaz de procédé avec un liquide de lavage, l'unité de mise en contact gaz-liquide comprenant une unité en voie humide et une unité en voie sèche, une partie du gaz de procédé passant dans l'unité en voie humide avec le liquide de lavage et le reste du gaz de procédé passant dans l'unité en voie sèche ; une unité de distribution de liquide de lavage pour la pulvérisation du liquide de lavage dans l'unité de mise en contact gaz-liquide ; une unité de mélange de gaz pour le mélange d'un premier effluent gazeux avec un second effluent gazeux sans produire de panaches, le premier effluent gazeux étant évacué de l'unité en voie humide et le second effluent gazeux étant évacué de l'unité en voie sèche ; et un moyen d'évacuation disposé à l'intérieur ou à l'extérieur de l'enveloppe.
PCT/KR2015/013569 2014-12-12 2015-12-11 Laveur de gaz qui ne produit pas de panaches et procédé de lavage de gaz WO2016093654A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2014-0179365 2014-12-12
KR1020140179365A KR101577320B1 (ko) 2014-12-12 2014-12-12 백연 발생이 방지된 가스 세정기 및 가스 세정방법

Publications (1)

Publication Number Publication Date
WO2016093654A1 true WO2016093654A1 (fr) 2016-06-16

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PCT/KR2015/013569 WO2016093654A1 (fr) 2014-12-12 2015-12-11 Laveur de gaz qui ne produit pas de panaches et procédé de lavage de gaz

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KR (1) KR101577320B1 (fr)
WO (1) WO2016093654A1 (fr)

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Publication number Priority date Publication date Assignee Title
KR102058522B1 (ko) 2019-06-10 2019-12-24 (주)풍천엔지니어링 연돌의 백연발생 방지장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0375495A (ja) * 1990-02-14 1991-03-29 Shinwa Sangyo Kk 直交流式冷却塔用の充填材ユニット
JPH06134467A (ja) * 1992-06-17 1994-05-17 Baltimore Aircoil Co Inc 蒸発式熱交換システム、蒸発式熱交換システムの再循環水中の細菌集団固体数を制御する方法及び水処理法、流体処理システム並びに流体処理法
JPH06323763A (ja) * 1993-05-17 1994-11-25 Ebara Shinwa:Kk 直交流式冷却塔
JPH06323764A (ja) * 1993-05-12 1994-11-25 Ebara Shinwa:Kk 密閉式冷却塔
JPH0732387U (ja) * 1993-10-21 1995-06-16 三菱樹脂株式会社 白煙防止冷却塔

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0375495A (ja) * 1990-02-14 1991-03-29 Shinwa Sangyo Kk 直交流式冷却塔用の充填材ユニット
JPH06134467A (ja) * 1992-06-17 1994-05-17 Baltimore Aircoil Co Inc 蒸発式熱交換システム、蒸発式熱交換システムの再循環水中の細菌集団固体数を制御する方法及び水処理法、流体処理システム並びに流体処理法
JPH06323764A (ja) * 1993-05-12 1994-11-25 Ebara Shinwa:Kk 密閉式冷却塔
JPH06323763A (ja) * 1993-05-17 1994-11-25 Ebara Shinwa:Kk 直交流式冷却塔
JPH0732387U (ja) * 1993-10-21 1995-06-16 三菱樹脂株式会社 白煙防止冷却塔

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