WO2018070571A1 - Appareil d'élimination de substances nocives au moyen d'un plasma - Google Patents

Appareil d'élimination de substances nocives au moyen d'un plasma Download PDF

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Publication number
WO2018070571A1
WO2018070571A1 PCT/KR2016/011572 KR2016011572W WO2018070571A1 WO 2018070571 A1 WO2018070571 A1 WO 2018070571A1 KR 2016011572 W KR2016011572 W KR 2016011572W WO 2018070571 A1 WO2018070571 A1 WO 2018070571A1
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WO
WIPO (PCT)
Prior art keywords
plasma
hole
gas
electrode plate
ground electrode
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Application number
PCT/KR2016/011572
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English (en)
Korean (ko)
Inventor
김유만
진희성
Original Assignee
(주)수도프리미엄엔지니어링
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Publication of WO2018070571A1 publication Critical patent/WO2018070571A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/34—Constructional details or accessories or operation thereof
    • B03C3/40—Electrode constructions

Definitions

  • the present invention relates to an apparatus for removing harmful substances using plasma.
  • environmental pollution prevention facilities are installed in various discharge facilities that pollute the environment to minimize harmful substances emitted from each facility.
  • Odor is a sensory pollutant that causes unpleasant feelings and serious damages to the mental health of people's living.
  • the existing odor prevention law does not improve effective odors, so it has been a chronic environment due to odor problems. Conflict and damage are repeated.
  • Odor removal technology is mainly used for VOCs removal technology.
  • Commercial or developed control technologies include direct incineration, catalytic incineration, adsorption, condensation, biofilm, membrane separation, UV and photocatalytic reactions, and plasma reactions.
  • direct incineration catalytic incineration
  • adsorption condensation
  • biofilm membrane separation
  • UV and photocatalytic reactions and plasma reactions.
  • plasma reactions As a tailor-made odor removal technology that can effectively respond to the material has shown a limit to the application.
  • the plasma reaction technique is effective for hardly decomposable materials, and the application method varies depending on the object, but there is a problem in terms of practicality due to the poor performance of other various technologies.
  • Plasma refers to a state of a gas having a charge, and can be obtained through electric discharge generated by applying a high voltage to two electrodes that are artificially separated from each other.
  • Korean Patent No. 10-0194975 Exhaust gas purifying apparatus using a porous porous needle corona discharge device
  • Korean Patent No. 10-0194975 is disclosed as a conventional technique for removing harmful substances using plasma.
  • the device is provided with a needle and a hole in the high voltage electrode plate, and a hole is provided in the ground electrode plate. Therefore, when a high voltage is applied to the high voltage electrode plate, discharge occurs at the tip of the needle, and the generated plasma is collected at the hole edge of the ground electrode plate. In this process, the harmful substances passing through the holes of the ground electrode plate pass through the plasma state, and the harmful substances may be removed by the chemical reaction.
  • An embodiment of the present invention is to provide an apparatus for removing harmful substances using plasma that can increase the amount of plasma generated to increase the efficiency of removing harmful substances.
  • a plurality of first through-holes are formed, a plurality of grounded electrode plates are grounded, spaced apart from each other; A positive electrode plate disposed between the ground electrode plates so as to be spaced apart from the ground electrode plates, respectively, and having a plurality of second through holes formed therein, the positive electrode plates being provided with both electrodes; And a gas installed in the second through hole and discharged from the first electrode provided through the positive electrode plate to the first through hole of the ground electrode plate, thereby generating a plasma.
  • an apparatus for removing harmful substances using a plasma including a discharge initiation unit for removing the harmful substances and allowing the gas to pass therethrough.
  • the discharge start unit is detachably installed in the second through-hole, the body portion formed with a plurality of gas holes so that the gas passes through and are formed to protrude sharply at both ends of the body portion, respectively, the electrode It may include a needle to generate a plasma by discharging the first through-hole.
  • a threaded portion is formed along the circumferential direction on an outer surface of the body portion so that the body portion can be detachably installed in the second through hole.
  • the body portion is made of a hollow structure, the inside of the hollow structure, the gas hole is formed on one side and the other side with respect to the positive electrode plate, respectively, the gas flowed into the body portion through the gas hole formed on one side It may be discharged to the outside of the body portion through the gas hole formed on the other side.
  • the needle may be disposed to face the center of the first through-hole.
  • the needles may be disposed on one side and the other side of the two electrode plates, respectively, so that the needles face the first through-holes formed in two different ground electrode plates.
  • the efficiency of removing harmful substances can be doubled.
  • FIG. 1 is a perspective view schematically showing an apparatus for removing harmful substances using plasma according to an embodiment of the present invention
  • FIG. 2 is an exploded cross-sectional view of an apparatus for removing harmful substances using plasma according to an embodiment of the present invention
  • Figure 3 is a side view showing the discharge start unit in the harmful material removal apparatus using a plasma according to an embodiment of the present invention
  • FIG. 1 is a perspective view schematically showing an apparatus for removing harmful substances using plasma according to an embodiment of the present invention
  • FIG. 2 is an exploded sectional view of an apparatus for removing harmful substances using plasma according to an embodiment of the present invention
  • the apparatus for removing harmful substances using plasma may include a plurality of ground electrode plates 100, a positive electrode plate 200, and a discharge start unit 300. Can be.
  • an embodiment of the present invention includes the above-listed components does not mean that they consist only of these components, but basically includes these components.
  • the other components for example, well-known devices for removing harmful substances using plasma
  • the detailed description is omitted since it may obscure the subject matter of the present invention.
  • one positive electrode plate 200 is spaced apart between two ground electrode plates 100 and is disposed in one or multiple stages (for example, at least two or more stages) as necessary to induce odor therein. Electrical discharge generated between the positive electrode plate 200 and the ground electrode plate 100 by allowing a gas containing at least one of substances and volatile organic compounds (VOCs) to be passed therethrough. It is possible to provide a device capable of purifying and removing the harmful substances contained in the gas through the plasma generated by the.
  • VOCs volatile organic compounds
  • the ground electrode plate 100 may be provided in plurality (at least two), each ground electrode plate 100 may be formed in a flat plate shape.
  • the ground electrode plate 100 is not particularly limited in shape, but may be formed in a circular shape or may be formed in a quadrangle as shown in FIG. 1.
  • a plurality of first through holes 110 spaced at regular intervals may be formed in the ground electrode plate 100. Gases containing harmful substances may pass through the first through holes 110 in the process of moving along a predetermined path.
  • the ground electrode plate 100 may be grounded to stand the negative electrode.
  • the positive electrode plate 200 is disposed between the plurality of ground electrode plates 100, wherein the positive electrode plate 200 is spaced apart from the ground electrode plate 100 by a predetermined distance.
  • a plurality of second through holes 210 may be formed in the positive electrode plate 200, and the second through holes 210 are provided in the same number as the first through holes 110 and the first through holes 110. It may be formed at a position corresponding to the.
  • the positive electrode plate 200 may receive a positive electrode from a separate power supply unit (not shown) to stand the positive electrode.
  • the positive electrode plate 200 may be provided in a size and shape corresponding to the ground electrode plate 100.
  • the discharge start unit 300 may be installed in the second through hole 210 of the positive electrode plate 200, accordingly, the discharge start unit 300 corresponds to the number of the second through hole (210) The number can be provided.
  • the discharge start unit 300 may generate plasma by discharging both electrodes provided through the positive electrode plate 200 to the first through hole 110 of the ground electrode plate 100, respectively. Hazardous substances contained in the gas passing through the first through hole 110 may be removed by the generated plasma.
  • the discharge start unit 300 may have a structure in which a gas passes so that the gas can pass through both electrode plates 200.
  • the discharge start unit 300 may include a body 310 and a needle 320.
  • the body portion 310 may be formed in a substantially cylindrical shape to form the overall appearance of the discharge start unit 300.
  • the body 310 may be detachably installed in the second through hole 210, and a plurality of gas holes 311 may be formed to allow gas containing harmful substances to pass therethrough.
  • the body 310 may have a hollow structure in which the inside thereof is empty, and the plurality of gas holes 311 may be formed at one side and the other side of the electrode plate 200, respectively, so that the gas is formed at one side.
  • the gas may flow into the body 310 through the hole 311 and be discharged to the outside of the body 310 through the gas hole 311 formed at the other side.
  • the body portion 310 may be formed with a screw portion 312 in the circumferential direction on the outer surface of the body portion 310 to be detachably installed in the second through hole (210). Threads may be formed on the inner circumferential surface of the second through hole 210 to correspond to the screw portion 312 of the body portion 310.
  • the needle part 320 is formed at both ends of the body part 310 so as to protrude sharply, and discharges both electrodes provided from the positive electrode plate 200 to the first through hole 110 to substantially discharge the plasma. It can play a role of generating.
  • the electricity discharged from the needle part 320 spreads to the edge (inner circumferential surface) of the first through hole 110 to form a substantially conical region, in which plasma is generated by electric discharge, and this region is a hazardous substance. Hazardous substances can be removed as this gas passes through. Since the principle of the removal of harmful substances by the plasma is generally known, the description thereof is omitted.
  • the needle 320 may be disposed to face the center of the first through-hole (110).
  • the needle part 320 is disposed on one side and the other side of the electrode plate 200, respectively, so that each needle part 320 is formed on two different ground electrode plates 100, the first through hole 110. It may be arranged to face.
  • the structure of this embodiment having two ground electrode plates 100 and one positive electrode plate 200 shown in FIG. 1 is a single-stage structure which is the most basic of the present invention. Accordingly, the basic structure can be arranged in two or more stages, thereby further increasing the removal efficiency of harmful substances. Even in the case of arranging in multiple stages as described above, the positive electrode plates 200 may be disposed between the ground electrode plates 100.
  • FIG. 4 is an operation state diagram of the present invention.
  • a gas containing harmful substances moving in a predetermined traveling direction passes through the first through-hole 110 of the ground electrode plate 100 while passing through the needles ( It passes through the plasma (p) generated by the electricity discharged in 320.
  • the harmful substances contained in the gas are first removed by the plasma (p) and then flow into the discharge start unit 300.
  • the gas introduced into the gas through the gas hole 311 formed at one side of the discharge start unit 300 moves through the hollow formed in the body 310 of the discharge start unit 300 to move both electrode plates 200. Passed through the other gas hole 311 formed on the other side of the discharge start unit 300 is discharged to the outside.
  • the gas discharged from the discharge initiation unit 300 passes through the first through hole 110 formed in the other ground electrode plate 100 again.
  • the harmful substances remaining in the gas by the plasma p are secondary. Can be removed.

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  • Physical Or Chemical Processes And Apparatus (AREA)
  • Plasma Technology (AREA)
  • Treating Waste Gases (AREA)

Abstract

L'invention concerne un appareil d'élimination de substances nocives au moyen d'un plasma pouvant comprendre : une pluralité de plaques d'électrode de masse comportant une pluralité de premiers trous traversants, mises à la terre, et disposées de manière à se trouver espacées les unes des autres ; une plaque d'anode disposée entre la pluralité de plaques d'électrode de masse pour se trouver respectivement espacée des plaques d'électrode de masse, comportant une pluralité de seconds trous traversants, et recevant une anode ; et une unité d'initiation de décharge disposée au niveau des seconds trous traversants, qui génère un plasma par décharge respective de l'anode, qui est reçu à travers la plaque d'anode, vers les premiers trous traversants des plaques d'électrode de masse, de façon à éliminer des substances nocives comprises dans le gaz ayant traversé les premiers trous traversants, et permettant au gaz de les traverser.
PCT/KR2016/011572 2016-10-10 2016-10-14 Appareil d'élimination de substances nocives au moyen d'un plasma WO2018070571A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020160130720A KR101809243B1 (ko) 2016-10-10 2016-10-10 플라즈마를 이용한 유해물질 제거장치
KR10-2016-0130720 2016-10-10

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WO2018070571A1 true WO2018070571A1 (fr) 2018-04-19

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114616055A (zh) * 2019-11-06 2022-06-10 翰昂汽车零部件有限公司 包括充电部和集尘部的电集尘装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970033050U (ko) * 1995-12-29 1997-07-26 차량 실내등 체결구조
KR20030088710A (ko) * 2002-05-14 2003-11-20 사단법인 고등기술연구원 연구조합 플라즈마 및 촉매/광촉매 혼합일체형 유해가스정화장치
KR20040026333A (ko) * 2002-09-24 2004-03-31 사단법인 고등기술연구원 연구조합 방전효율을 극대화한 플라즈마정화장치
KR20100055021A (ko) * 2008-11-17 2010-05-26 한국생산기술연구원 코로나 방전식 오존발생장치
KR20150078475A (ko) * 2013-12-30 2015-07-08 주성엔지니어링(주) 기판처리장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970033050U (ko) * 1995-12-29 1997-07-26 차량 실내등 체결구조
KR20030088710A (ko) * 2002-05-14 2003-11-20 사단법인 고등기술연구원 연구조합 플라즈마 및 촉매/광촉매 혼합일체형 유해가스정화장치
KR20040026333A (ko) * 2002-09-24 2004-03-31 사단법인 고등기술연구원 연구조합 방전효율을 극대화한 플라즈마정화장치
KR20100055021A (ko) * 2008-11-17 2010-05-26 한국생산기술연구원 코로나 방전식 오존발생장치
KR20150078475A (ko) * 2013-12-30 2015-07-08 주성엔지니어링(주) 기판처리장치

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114616055A (zh) * 2019-11-06 2022-06-10 翰昂汽车零部件有限公司 包括充电部和集尘部的电集尘装置
CN114616055B (zh) * 2019-11-06 2024-05-14 翰昂汽车零部件有限公司 包括充电部和集尘部的电集尘装置

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