JP2011512248A - 最適な放出領域を用いた静電フィルタリング装置 - Google Patents
最適な放出領域を用いた静電フィルタリング装置 Download PDFInfo
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- 238000001914 filtration Methods 0.000 title claims description 37
- 238000010891 electric arc Methods 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 3
- 230000002285 radioactive effect Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 13
- 230000015556 catabolic process Effects 0.000 description 10
- 239000002245 particle Substances 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000383 hazardous chemical Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 239000002920 hazardous waste Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000011824 nuclear material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002901 radioactive waste Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
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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
- B03C3/41—Ionising-electrodes
-
- 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
- B03C3/02—Plant or installations having external electricity supply
- B03C3/04—Plant or installations having external electricity supply dry type
- B03C3/08—Plant or installations having external electricity supply dry type characterised by presence of stationary flat electrodes arranged with their flat surfaces parallel to the gas stream
-
- 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
- B03C3/45—Collecting-electrodes
- B03C3/49—Collecting-electrodes tubular
-
- 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
- B03C3/66—Applications of electricity supply techniques
- B03C3/68—Control systems therefor
-
- 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
- B03C2201/00—Details of magnetic or electrostatic separation
- B03C2201/10—Ionising electrode has multiple serrated ends or parts
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Electrostatic Separation (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Transmission Devices (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
【選択図】図3B
Description
n=30L/D.Lnd
dはポイント11P,11P+1の先端と収集アノードであるアノード12の内壁との距離である。
U2 ≦ Uc − U1
U1 + Up ≦ Uc
Claims (9)
- 少なくとも一つのカソードを有する静電フィルタリング装置であって、
前記カソードは放射性であり、フィルタリングチャネル中に位置され、一つの面から他の面へ角度的にオフセットされた複数の面Pに亘ってジグザグ状に分布された複数のポイント(11,11P,11P+1,21,21R,21R+1)を有し、第1直流電圧(U1)が付与されたものであって、
パルス成分Upcが前記第1直流電圧U1に付加され、前記パルス成分は、例えば150nsの立ち上がり時間を有する極めて鋭いカットオフを保証する発電機により供給されるものであり、
少なくとも一つの前記カソードは所定個数Nの絶縁セクターに分割されていることを特徴とする静電フィルタリング装置。 - 前記フィルタリングチャネルは円筒アノード(12)のような円筒型であり、
前記カソードは単一のカソードであり、且つ1平面に複数の前記ポイント(11,11P又は11P+1)を有し、
前記ポイントは一つの平面から他の面にかけて角度がオフセットされていることを特徴とする請求項1に記載のフィルタリング装置。 - 前記カソードは一つの平面に8個の前記ポイント(11,11P)又は(11,11P+1)を有し、
前記ポイントは、互いに45度オフセットされ、他の平面P+1に対する一つの平面Pの前記ポイントのジグザグは22.5度であることを特徴とする請求項2に記載のフィルタリング装置。 - Lを前記フィルタの長さ、Dを前記アノード(12)の直径、dを円筒形の前記アノード(12)の内壁から前記ポイント(11,11P,11P+1)の先端までの離間距離としたとき、平面の個数nは30.N/D/Lgndに等しいことを特徴とする請求項2に記載のフィルタリング装置。
- 前記チャネルは互いに平行で前記アノード(22)を形成する二つの平板で定義され、
前記装置は、一つの平面に2つの前記ポイントを有し、かつ互いに平行な前記アノードに垂直に配置された複数の前記カソードを用い、
列Rの一つの前記カソードの複数の平面は列R+1の隣の前記カソードの平面からオフセットされていることを特徴とする請求項1に記載のフィルタリング装置。 - 一つの同じ前記カソード(20)の複数の前記ポイントの2つの平面を隔てる高さをhとしたとき、列Rと列R+1の2つの電極の間の平面のジグザグはh/2であることを特徴とする請求項5に記載のフィルタリング装置。
- 異なる複数の前記カソード(20)は、前記アノード(22)から前記カソード(20)までの離間距離と等しい距離だけ互いに離間されていることを特徴とする請求項6に記載のフィルタリング装置。
- N個の前記絶縁セクターにはそれぞれ、前記絶縁電圧Ucの数分の一に等しい前記第1直流電圧U1と、連続する前記セクター中でアーク放電が起こるとともにかつ起きたときに引き下げられる前記第1電圧より小さく前記絶縁電圧Uc以下の第2直流電圧U2がセクター毎に供給され、
それぞれの前記セクターで電気アーク放電が生じた時に、少なくとも一つの前記カソード(20)のそれぞれの前記セクター中で連続的に前記第2直流電圧U2またはUpを停止する手段を備えたことを特徴とする請求項1に記載のフィルタリング装置。 - 少なくとも一つの前記カソード(20)には、前記絶縁電圧Ucの数分の一の前記第1直流電圧U1が供給され、以下の式で定義されるパルス電圧Upが増加され、
U1 + Up > Uc
それぞれの前記セクターで電気アーク放電が生じた時に、少なくとも一つの前記カソード(20)のそれぞれの前記セクター中で連続的に前記第2直流電圧U2またはUpを停止する手段を備えたことを特徴とする請求項1に記載のフィルタリング装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0851037 | 2008-02-19 | ||
FR0851037A FR2927550B1 (fr) | 2008-02-19 | 2008-02-19 | Dispositif de filtration electrostatique au moyen de sites emissifs optimises. |
PCT/EP2009/051863 WO2009103704A2 (fr) | 2008-02-19 | 2009-02-17 | Dispositif de filtration electrostatique au moyen de sites emissifs optimises |
Publications (2)
Publication Number | Publication Date |
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JP2011512248A true JP2011512248A (ja) | 2011-04-21 |
JP5430585B2 JP5430585B2 (ja) | 2014-03-05 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2010546363A Active JP5430585B2 (ja) | 2008-02-19 | 2009-02-17 | 最適な放出領域を用いた静電フィルタリング装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8518163B2 (ja) |
EP (1) | EP2244833B1 (ja) |
JP (1) | JP5430585B2 (ja) |
CN (1) | CN101952041B (ja) |
AT (1) | ATE547178T1 (ja) |
FR (1) | FR2927550B1 (ja) |
WO (1) | WO2009103704A2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CA2772390C (en) | 2011-04-05 | 2015-01-06 | Alstom Technology Ltd. | Method and system for discharging an electrostatic precipitator |
CN205323982U (zh) * | 2015-12-07 | 2016-06-22 | 北京国能中电节能环保技术有限责任公司 | 一种错列式立齿湿式电除尘器中的阴极线 |
US11772103B2 (en) * | 2020-03-27 | 2023-10-03 | Praan Inc. | Filter-less intelligent air purification device |
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-
2008
- 2008-02-19 FR FR0851037A patent/FR2927550B1/fr not_active Expired - Fee Related
-
2009
- 2009-02-17 WO PCT/EP2009/051863 patent/WO2009103704A2/fr active Application Filing
- 2009-02-17 AT AT09712928T patent/ATE547178T1/de active
- 2009-02-17 CN CN200980105105.0A patent/CN101952041B/zh active Active
- 2009-02-17 US US12/867,477 patent/US8518163B2/en active Active
- 2009-02-17 EP EP09712928A patent/EP2244833B1/fr active Active
- 2009-02-17 JP JP2010546363A patent/JP5430585B2/ja active Active
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JPS51142762A (en) * | 1975-05-22 | 1976-12-08 | Metallgesellschaft Ag | Electric dust collector |
JPS5213175A (en) * | 1975-07-22 | 1977-02-01 | Jiro Asahina | Electrode |
JPS5586548A (en) * | 1978-12-25 | 1980-06-30 | Senichi Masuda | Electricity charger |
GB2068659A (en) * | 1980-02-02 | 1981-08-12 | Cottrell Res Inc | Control of electrostatic precipitators |
US4613346A (en) * | 1982-08-09 | 1986-09-23 | F. L. Smidth & Co. | Energy control for electrostatic precipitator |
JPS6366150U (ja) * | 1986-10-16 | 1988-05-02 | ||
JPH06233947A (ja) * | 1993-02-10 | 1994-08-23 | Daikin Ind Ltd | 電気集塵エレメントの印加極板 |
JPH08164320A (ja) * | 1994-03-31 | 1996-06-25 | Masuda Yoshiko | 高圧パルス電源およびこれを用いたパルス・コロナ応用装置 |
JPH0910625A (ja) * | 1995-07-03 | 1997-01-14 | Marukoshi Eng:Kk | 電気集じん装置 |
JPH11253837A (ja) * | 1998-03-13 | 1999-09-21 | Hitachi Plant Eng & Constr Co Ltd | パルス荷電電気集塵装置 |
JP2003511640A (ja) * | 1999-10-14 | 2003-03-25 | クリクタフォビッチ、イゴール・エー | 静電的流体加速装置 |
JP2001276650A (ja) * | 2000-03-29 | 2001-10-09 | Sumitomo Heavy Ind Ltd | 電気集塵機パルス荷電装置の制御方法 |
JP2006501630A (ja) * | 2002-06-21 | 2006-01-12 | クロノス・アドバンスト・テクノロジーズ・インコーポレイテッド | 流体の流れを制御するための静電流体加速器および方法 |
JP2005240738A (ja) * | 2004-02-27 | 2005-09-08 | Toyota Motor Corp | プラズマリアクター用電源、プラズマリアクター、排ガス浄化装置及び排ガス浄化方法 |
WO2007102191A1 (ja) * | 2006-03-03 | 2007-09-13 | National Institute Of Advanced Industrial Science And Technology | 微細電極イオン発生素子を有する除電装置 |
US20070234905A1 (en) * | 2006-04-07 | 2007-10-11 | Leslie Bromberg | High performance electrostatic precipitator |
Also Published As
Publication number | Publication date |
---|---|
EP2244833B1 (fr) | 2012-02-29 |
FR2927550A1 (fr) | 2009-08-21 |
WO2009103704A3 (fr) | 2009-11-12 |
ATE547178T1 (de) | 2012-03-15 |
CN101952041B (zh) | 2014-08-13 |
CN101952041A (zh) | 2011-01-19 |
US20110017067A1 (en) | 2011-01-27 |
WO2009103704A2 (fr) | 2009-08-27 |
FR2927550B1 (fr) | 2011-04-22 |
JP5430585B2 (ja) | 2014-03-05 |
EP2244833A2 (fr) | 2010-11-03 |
US8518163B2 (en) | 2013-08-27 |
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