EP1190757A1 - Elektrofilter-System - Google Patents
Elektrofilter-System Download PDFInfo
- Publication number
- EP1190757A1 EP1190757A1 EP01117720A EP01117720A EP1190757A1 EP 1190757 A1 EP1190757 A1 EP 1190757A1 EP 01117720 A EP01117720 A EP 01117720A EP 01117720 A EP01117720 A EP 01117720A EP 1190757 A1 EP1190757 A1 EP 1190757A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- filter
- filter unit
- unit
- mass flow
- air mass
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
Images
Classifications
-
- 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
- B03C3/01—Pretreatment of the gases prior to electrostatic precipitation
- B03C3/011—Prefiltering; Flow controlling
-
- 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
- B03C3/01—Pretreatment of the gases prior to electrostatic precipitation
- B03C3/014—Addition of water; Heat exchange, e.g. by condensation
-
- 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
- B03C3/36—Controlling flow of gases or vapour
Definitions
- the invention relates to an electrostatic filter system with a filter unit, a pre-filter unit and at least one fan for cleaning an air mass flow.
- Air purification systems are from the The state of the art is widely known and found in practice primarily for air pollution control their application in operating rooms and production halls. Both known and working on the electrostatic principle air filters polluted air is sucked in and first passes z. B. a mechanical prefilter, in which the coarse dirt particles are removed. After that, in an electrostatic main filter removes the particles present in the intake air ionized by an ionizer so that the solid particles are charged on opposite poles Collector plates are deflected and stick to it. The liquid Particles (e.g. oil and emulsion) migrate from the collector plates into a housing base and flow via a return line into a tank, where it is disposed of can be. Unfortunately, such systems get dirty very quickly and then no longer work optimally. The known electrostatic air filters are therefore very maintenance-intensive and consequently also cost-intensive.
- the known electrostatic air filters are therefore very maintenance-intensive and consequently also cost-intensive.
- an electrostatic filter system has a filter unit, a pre-filter unit and at least one fan for cleaning an air mass flow.
- the Filter unit is provided with a filter cell with a fine filter and the pre-filter unit has a mechanical having at least one filter insert Pre-filter element and a condensation chamber.
- the air mass flow between the outlet from the condensation space Pre-filter unit and the entry into the filter unit redirected at least once. By redirecting the direction of flow of the air mass flow is achieved that the particles condensing in the filter unit so automatically to the condensation chamber of the pre-filter unit, flow through it while cleaning at the same time.
- the pre-filter unit cooled by the already clearly cooled particles in the filter unit.
- the direction of flow of the air mass flow is preferably in the filter unit essentially opposite to the direction of flow in the condensation space the prefilter unit.
- the pre-filter unit becomes vertical is flowed through by the air mass flow.
- the pre-filter unit is at least partially vertically separated Flows through condensate.
- the vertical flow supports the self-cleaning effect the elements of the pre-filter unit because the condensed particles, For example, separated cooling lubricant during the draining one Most of the solid dirt particles are flushed out of the mechanical filters.
- the condensation space arranged in the pre-filter unit kept moist and cooled by the condensate separated in the filter unit. This optimizes the efficiency of the pre-filter unit.
- the filter unit and the pre-filter unit accommodated in respective housings.
- the Housing at least partially arranged one above the other, so that in the filter unit separated condensate for cooling and cleaning at least one Part of the pre-filter unit recycled without additional feedback devices becomes. It is also advantageous that if the prefilter unit and filter unit in the Area of the condensation space of the pre-filter unit arranged exactly one above the other be, the electrostatic precipitator system only increases in height, with a Minimum footprint is used.
- the mechanical pre-filter element is variable with in the condensation space insertable filter inserts, the different filter inserts are interchangeable.
- the change of all inserts can be done manually without additional tools, so that advantageously no special devices are required.
- Can be used as filter inserts Expanded metal filters, swirl separators or agglomerators can be used. By using swirl separators, the maintenance cycle of the pre-filter elements and the fine filter can be increased.
- swirl separators By using swirl separators, the maintenance cycle of the pre-filter elements and the fine filter can be increased.
- the specially designed Condensation space can particles that are already in the gas and Vapor phase, condense in the pre-filter unit and there be deposited.
- the condensation chamber is specially designed Provide baffle plates so that the air mass flow already has multiple deflections here learns what increases the condensation space or the separation path extended so that a high pre-separation is effected.
- the entire electrostatic precipitator system can still be kept compact.
- the entire electrostatic filter system is preferably of modular construction. So can the filter unit can also be variably equipped, the fine filter either made at least one electrostatic filter cell or from a suspended matter filter cassette can exist.
- an electrostatic precipitator system can accommodate up to three Suction points are connected, the suction power at the respective Suction points can be set independently of one another. It is also possible that Supplement the electrostatic precipitator system with a post filter cell, the post filter cell in particular provided with an activated carbon filter for odor absorption can be.
- the modular structure of the electrostatic precipitator system makes it possible by combining specially suitable filter elements, the electrostatic precipitator system adapt to the most diverse requirements.
- the fan is preferably connected downstream of the filter unit and also up different purposes interchangeable or replaceable.
- the integrated Speed control of the blower also allows the blower for the ideally set a special application and thereby the efficiency of the electrostatic precipitator system.
- FIG. 1 is a perspective view of a known from the prior art Electro filter system 1 shown.
- the air mass flow L is without to experience a change of direction first through a pre-filter unit 3, then through an ionizer 13 and between the adjoining collector plates 14 passed through the filter unit 2 and finally passes a post-filter 15.
- the solid dirt particles remain in the filter unit 2 on the collector plates 14 stick and the liquid particles, such as oil and emulsion, migrate from the collector plates 14 in the housing bottom (not shown) and flow via a return line (not shown) back into a collecting tank (not shown).
- the filtered air is returned to the ambient air behind the post-filter unit 15 initiated.
- FIG. 2 is a cross-sectional view through the electrostatic filter system according to the invention 1 shown.
- the unfiltered air is fed through a suction nozzle to a suction point 12 introduced into the electrostatic precipitator system 1 and first passes through the Condensation chamber 7.
- the air mass flow L on in the condensation chamber 7 provided baffle plates 9 already deflected several times, which is cooling of the air mass flow L.
- the pre-filter unit 3 which up to can hold five filter elements 6, three filter elements 6 are provided, which are equipped with mechanical filters.
- the deflected air mass flow flows through at the inlet of the filter unit 2 L the filter unit 2 in the opposite direction to that in the condensation chamber 7.
- the filter cell 4 of the filter unit 2 is here as a single-stage filter provided and equipped with an electrostatic filter cell; in case of a two-stage filter, two electrostatic filter cells can also be provided become.
- the condensate separated and cooled in the filter cell 4 flows vertically downwards into the condensation space 7 of the pre-filter unit 3, whereby the condensation space 7 is cleaned and cooled. After flowing through the condensation chamber 7 of the pre-filter unit 3, the condensate in one Collection basin collected and removed.
- the filter unit 2 and the pre-filter unit 3 are one above the other in the area of the condensation space 7 of the prefilter unit 3 arranged in respective housings 10 and 11, whereby u. a. the compact structure of the electrostatic filter unit 1 is also given.
- 3 shows a plan view of a filter insert 8 in the form of a swirl separator, which can be inserted into the pre-filter elements 6 of the pre-filter unit 3.
- 4 is a schematic view of the air mass flow control in detail shown by the condensation space 7.
- the polluted air is over a Intake of a suction point 12 introduced into the condensation space 7.
- baffle plates 9 are provided, which are offset from each other in mirror symmetry the boundary walls 17, 18 angularly in the direction of the condensation interior extend so that the flow path of the air mass flow L is not straight is, but undergoes a deflection on each baffle plate 9, so that the condensation path is extended.
Landscapes
- Electrostatic Separation (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
Description
- Fig. 1
- eine perspektivische Ansicht eines aus dem Stand der Technik bekannten Elektrofilter-Systems;
- Fig. 2
- eine Querschnittsansicht durch das erfindungsgemäße Elektrofilter-System;
- Fig. 3
- eine Draufsicht auf einen Filtereinschub;
- Fig. 4
- eine Querschnittsansicht durch den Kondensationsraum.
- 1
- Elektrofilter-System
- 2
- Filtereinheit
- 3
- Vorfiltereinheit
- 4
- Filterzelle der Filtereinheit
- 5
- Gebläse
- 6
- Vorfilterelement
- 7
- Kondensationsraum
- 8
- Filtereinschub
- 9
- Prallblech
- 10
- Gehäuse der Filtereinheit
- 11
- Gehäuse der Vorfiltereinheit
- 12
- Absaugstelle
- 13
- Ionisator
- 14
- Kollektorplatte
- 15
- Nachfiltereinheit
- 16
- Kondensat
- 17
- Begrenzungswand
- 18
- Begrenzungswand
Claims (10)
- Elektrofilter-System (1) mit einer Filtereinheit (2), einer Vorfiltereinheit (3) und zumindest einem Gebläse (5) zum Reinigen eines Luftmassenstroms, wobei die Filtereinheit (2) eine Filterzelle (4) mit einem Feinstfilter und die Vorfilterheinheit (3) ein zumindest einen Filtereinschub (8) aufweisendes mechanisches Vorfilterelement (6) und einen Kondensationsraum (7) aufweisen und der Luftmassenstrom zwischen dem Austritt aus dem Kondensationsraum (7) der Vorfiltereinheit (3) und dem Eintritt in die Filtereinheit (2) mindestens einmal umgelenkt wird.
- Elektrofilter-System (1) nach Anspruch 1, bei welchem die Filtereinheit (2) im wesentlichen in entgegengesetzter Richtung zu dem Kondensationsraum (7) der Vorfiltereinheit (3) von dem Luftmassenstrom durchströmt wird.
- Elektrofilter-System (1) nach Anspruch 1, bei welchem die Vorfiltereinheit (3) vertikal von dem Luftmassenstrom durchströmt wird.
- Elektrofilter-System (1) nach einem der Ansprüche 1 bis 3, bei welchem die Vorfiltereinheit (3) zumindest teilweise vertikal von abgeschiedenem Kondensat (16) durchströmt wird.
- Elektrofilter-System (1) nach einem der Ansprüche 1 bis 4, wobei der Luftmassenstrom innerhalb des Kondensationsraums (7) durch speziell ausgeführte Prallbleche (9) umgelenkt wird.
- Elektrofilter-System (1) nach einem der Ansprüche 1 bis 5, wobei die Filtereinheit (2) in einem Gehäuse (10) und die Vorfiltereinheit (3) in einem Gehäuse (11) aufgenommen sind.
- Elektrofilter-System (1) nach Anspruch 6, wobei das Gehäuse (10) der Filtereinheit (2) und das Gehäuse (11) der Vorfiltereinheit (3) derartig, insbesondere zumindest teilweise übereinander, angeordnet sind, daß das in der Filtereinheit (2) abgeschiedene Kondensat zur Kühlung und Reinigung zumindest eines Teils der Vorfiltereinheit (3) verwertet wird.
- Elektrofilter-System nach einem der Ansprüche 1 bis 7, wobei das mechanische Vorfilterelement (6) variabel mit in die Vorfiltereinheit (3) einsetzbaren Filtereinschüben (8) bestückbar ist, und wobei die verschiedenen Filtereinschübe (8) beliebig gegeneinander austauschbar sind.
- Elektrofilter-System nach einem der Ansprüche 1 bis 8, bei welchem die variablen Filtereinschübe (8) Streckmetallfilter, Drallabscheider oder Agglomeratoren sind.
- Elektrofilter-System nach einem der Ansprüche 1 bis 9, welches bei Zunahme des Differenzdrucks infolge verstärkter Ablagerung von Fremdpartikeln zur Drehzahlregelung des Gebläses (5) ein elektronisches Signal an das eine integrierte Drehzahlregelung aufweisende Gebläse (5) weiterleitet.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20016636U | 2000-09-26 | ||
DE20016636U DE20016636U1 (de) | 2000-09-26 | 2000-09-26 | Elektrofilter-System |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1190757A1 true EP1190757A1 (de) | 2002-03-27 |
Family
ID=7946969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01117720A Withdrawn EP1190757A1 (de) | 2000-09-26 | 2001-07-27 | Elektrofilter-System |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1190757A1 (de) |
CZ (1) | CZ295285B6 (de) |
DE (1) | DE20016636U1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107096324A (zh) * | 2017-04-28 | 2017-08-29 | 成都扬中新能源科技有限公司 | 一种用于汽车乘坐空间的空气处理方法 |
CN107096323A (zh) * | 2017-04-28 | 2017-08-29 | 成都扬中新能源科技有限公司 | 应用于车内空间的空气净化方法 |
CN107930851A (zh) * | 2017-11-23 | 2018-04-20 | 北京东方计量测试研究所 | 一种静电除尘装置 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004041387A1 (de) * | 2004-08-26 | 2006-03-30 | Siemens Ag | Anordnung zum Kühlen von elektrischen Baugruppen in einem Gehäuse |
DE102008059232A1 (de) * | 2008-11-17 | 2010-05-20 | Das Environmental Expert Gmbh | Verfahren und Vorrichtung zur Separation organischer Komponenten aus bei der Herstellung von Photovoltaik-Solarzellen anfallender Abluft |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2405299A1 (de) * | 1974-02-04 | 1975-08-07 | Kloeckner Humboldt Deutz Ag | Staubabscheider |
US5433772A (en) * | 1993-10-15 | 1995-07-18 | Sikora; David | Electrostatic air filter for mobile equipment |
DE29714203U1 (de) * | 1997-08-08 | 1997-10-09 | LTA Lufttechnik GmbH, 77787 Nordrach | Luftreinigungsgerät und eine Anlage zum Reinigen von Raumluft |
US5704955A (en) * | 1995-02-07 | 1998-01-06 | Giles Enterprises, Inc. | Air filtration system for vented exhaust system |
DE29909495U1 (de) * | 1999-05-31 | 1999-10-07 | LTA Lufttechnik GmbH, 77787 Nordrach | Modulares Filtersystem mit Öffnungen |
-
2000
- 2000-09-26 DE DE20016636U patent/DE20016636U1/de not_active Expired - Lifetime
-
2001
- 2001-07-27 EP EP01117720A patent/EP1190757A1/de not_active Withdrawn
- 2001-09-20 CZ CZ20013387A patent/CZ295285B6/cs not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2405299A1 (de) * | 1974-02-04 | 1975-08-07 | Kloeckner Humboldt Deutz Ag | Staubabscheider |
US5433772A (en) * | 1993-10-15 | 1995-07-18 | Sikora; David | Electrostatic air filter for mobile equipment |
US5704955A (en) * | 1995-02-07 | 1998-01-06 | Giles Enterprises, Inc. | Air filtration system for vented exhaust system |
DE29714203U1 (de) * | 1997-08-08 | 1997-10-09 | LTA Lufttechnik GmbH, 77787 Nordrach | Luftreinigungsgerät und eine Anlage zum Reinigen von Raumluft |
DE29909495U1 (de) * | 1999-05-31 | 1999-10-07 | LTA Lufttechnik GmbH, 77787 Nordrach | Modulares Filtersystem mit Öffnungen |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107096324A (zh) * | 2017-04-28 | 2017-08-29 | 成都扬中新能源科技有限公司 | 一种用于汽车乘坐空间的空气处理方法 |
CN107096323A (zh) * | 2017-04-28 | 2017-08-29 | 成都扬中新能源科技有限公司 | 应用于车内空间的空气净化方法 |
CN107930851A (zh) * | 2017-11-23 | 2018-04-20 | 北京东方计量测试研究所 | 一种静电除尘装置 |
Also Published As
Publication number | Publication date |
---|---|
CZ20013387A3 (cs) | 2002-07-17 |
DE20016636U1 (de) | 2000-12-07 |
CZ295285B6 (cs) | 2005-06-15 |
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