EP1124642B1 - Hydrozyklonanordnung, sowie dazugehöriges verfahren - Google Patents
Hydrozyklonanordnung, sowie dazugehöriges verfahren Download PDFInfo
- Publication number
- EP1124642B1 EP1124642B1 EP99971356A EP99971356A EP1124642B1 EP 1124642 B1 EP1124642 B1 EP 1124642B1 EP 99971356 A EP99971356 A EP 99971356A EP 99971356 A EP99971356 A EP 99971356A EP 1124642 B1 EP1124642 B1 EP 1124642B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- overflow
- hydrocyclones
- hydrocyclone
- chamber
- arrangement according
- 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.)
- Expired - Lifetime
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C11/00—Accessories, e.g. safety or control devices, not otherwise provided for, e.g. regulators, valves in inlet or overflow ducting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C5/00—Apparatus in which the axial direction of the vortex is reversed
- B04C5/24—Multiple arrangement thereof
- B04C5/28—Multiple arrangement thereof for parallel flow
Definitions
- the invention relates to a hydrocyclone arrangement according to the preamble of claim 1.
- a hydrocyclone arrangement is also known from DE 195 08 430 Al.
- This reference is concerned with an improvement the separation of the solid phase in the hydrocyclone underflow and thereby ensuring a maximum solids discharge or a maximum thickening with fluctuating feed conditions.
- To solve this problem especially at small hydrocyclones, ensures that the entire Hydrocyclone does not operate at all or does so very much reduced air core, i.e. entirely or predominantly is filled with liquid. This has a corresponding one Increase in throughput. It also results a split of those that can be removed in the upper and lower reaches Partial flows in favor of the upper reaches. It is also a vent valve provided by opening or closing of this valve the division ratio (called volume split) the volume flows entering the upper and lower reaches should be adjustable and changeable.
- the subject of above-mentioned Literature provided for this are structural means relatively complex, since according to DE 195 08 430 A1 Multi-arrays of small hydrocyclones additional devices on each individual hydrocyclone are necessary.
- 35 39 483 A1 shows a generic hydrocyclone arrangement with an inlet of the feed sludge, an upper run and an underflow, the inlet from a pump into a Admission chamber is performed.
- the setting of the volume split according to DE 35 39 483 A1 is deficient.
- a separator provides Measuring means for detecting the in the respective conical lower part train the existing mass of heavy discharge material, these are connected to a control valve.
- the measuring device is a float body that comes in with a valve body Connection is established.
- the float is between a normal position, in which it is under the influence of gravity and / or an elastic energy accumulator is lowered, and the Suction opening on the top of the interior and the outlet opening free on the interior wall, as well as a closed position displaced. Closes in the closed position Valve body by buoyancy of the float Suction.
- the separator according to DE 30 34 400 A1 is not a hydrocyclone in the strict sense, but serves to separate dirt particles and liquids from a gas stream.
- the volume split is set depending on the operating state or be regulated. If this control valve is throttled the overflow of all hydrocyclones is reduced. Moreover the pressure inside the hydro-cyclone increases, causing the Underflow discharge stream of the coarse material is amplified.
- the above The operating state of the hydrocyclone is determined by the solids content and the grain size composition of the solids content of the abandoned cloudiness determined. This takes advantage of the fact that a hydro-cyclone depending on its operating condition different amounts of solids in its conical, lower section stores. Since here several, preferably one larger number of hydrocyclones are provided the possibility of using smaller hydrocyclones Design, each with a relatively large discharge of solids allow.
- a rotationally symmetrical arrangement of hydrocyclones is on known.
- the subject matter of claim 2 includes Connection with the invention but not only this feature, but also the assignment to the claim explained above 1, as well as the associated positioning of an inlet chamber and an overflow collection chamber, which is easily in the interior this concentric hydrocyclone arrangement can be accommodated (as - it from other rotationally symmetrical arrangements of Hydrocyclohen is known). So all hydrocyclones can such a rotationally symmetrical arrangement advantageously operated on the inlet and top side .become.
- Example of the use of such hydrocyclone arrangements or Single hydrocyclones would be the classification of a polydisperse Suspension in a coarse-grained product through the underflow nozzle (or underflow nozzles) is discharged and into a fine-grained product that passes through the overflow nozzle (s) is carried out.
- To achieve low particle sizes Cyclones with a small nominal diameter and one accordingly low throughput. But much bigger Being able to handle throughput quantities per unit of time is one Parallel connection of such cyclones in the form of a multi-connection necessary. This is an advantage of the above.
- preferred Embodiment of the invention in the form of a rotationally symmetrical "round battery" of a corresponding Number of hydrocyclones.
- the feed sludge 1 is via a pump sump 2 and a pump 3, which can have a frequency-controlled drive 4, one Inlet chamber 5 fed via a line 6.
- a pump sump 2 and a pump 3 which can have a frequency-controlled drive 4, one Inlet chamber 5 fed via a line 6.
- Fig. 2 and 3 show a preferred embodiment of the invention, namely a rotationally symmetrical arrangement of a larger one Number of hydrocyclones 8. In Fig. 2 are drawn from For this reason, only four hydrocyclones 8 are shown. This can but also a larger number of hydrocyclones his. They are arranged around a common central axis 9.
- the inlet chamber 5 and the overflow collecting chamber are preferred 7 in the center of this rotationally symmetrical hydrocyclone arrangement positioned (see Fig. 2), with which (see Fig. 1) the Longitudinal central axis of these two chambers with the central axis 9 the concentric hydrocyclone arrangement coincides.
- Fig. 1 shows also the connections 12 from the inlet chamber 5 to the Inlets of the hydrocyclones 8.
- the connections 12 are not recognizable because they are from the Headwaters 11 are covered.
- the connections 12 lead the Cloud the respective hydrocyclone in a known manner as well tangential to (not shown in the drawing).
- the aforementioned connections 11 and 12 can flexible hoses his. Any air present is rotated by the turbidity in the Inside of the collecting container, specifically along the longitudinal central axis 9 merges. It is through the outlet valve 22 to the outside derivable.
- the underflows 13 of the hydrocyclones 8 become one Discharge chute 14 fed in and from there according to item 14 ' drained down.
- a control valve 15 is provided, which may be a servomotor 16 and from the pressure in the overflow collecting tank 7 a Oberleitsammel line 17 is applied.
- one of the hydrocyclones 8 can be used as a measuring hydrocyclone 8 ' be trained.
- the level of the lower area standing solid according to paragraph 18 using a Measuring cell determined.
- This measuring cell is connected to a PC 19, which also has a connection 20 to the servomotor 16 of the control valve 15 and a further connection 21 to the drive the feed pump 3 can have.
- Whose output 20 causes by adjusting the control valve, and possibly also by means of the output 21 by adjusting the speed the feed pump 3 a setting or control of Volume splits.
- When throttling the overflow manifold 17 of the hydrocyclone through the control valve 15 Total hydrocyclone battery throughput reduced. This is in Normally undesirable, but this can be done by increasing the The speed of the pump 3 can be counteracted.
- the increase in Pump speed and thus the volume flow can go as far be increased until certain maximum pressures in the Inflow tank 5 and in the overflow collecting tank 7 are reached, which may not be exceeded for safety reasons.
- the teaching according to the invention requires or includes that the headwaters 11 of the hydrocyclones 8, the headwaters collecting container 7 and the overflow manifold 17 at the exit of the collecting pot are largely free of air bubbles.
- About air that has entered To be able to remove is the collection container with only one here provided schematically indicated vent valve 22.
- supply lines in particular flexible Hoses of the overflow lines 11 of the hydrocyclones in the the upper region of the overflow collection container is also preferred be introduced tangentially, so that this results in the interior of the overflow collecting tank forms a vortex flow.
- the above Overflow manifold 17 is in the lower area of the collecting container attached tangentially, so that a swirl-free and low-pressure outlet of the upper course out of this collecting container 6 into the overflow manifold 17 is guaranteed.
- the overflow collecting container 7 a manometer 23 for measuring the pressure in it exhibit.
- a continuous or quasi-continuous one Monitoring the grain distribution or a characteristic Grain size in the inflow or overflow and / or Underflow of the "hydrocyclone battery" as an input parameter of the Operating state of this hydrocyclone battery can be used.
Landscapes
- Cyclones (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Lubricants (AREA)
- Paper (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
- Fig. 1:
- eine schematische Seitenansicht einer Hydroxyklonanordnung nach der Erfindung,
- Fig. 2:
- eine Draufsicht auf Fig. 1 gemäß dem Pfeil II in Fig. 1, und
- Fig. 3:
- die Seitenansicht zu Fig. 2,
Claims (10)
- Hydrozyklonanordnung mit einem Einlauf der Aufgabetrübe, einem Oberlauf und einem Unterlauf, wobei der Einlauf von einer Pumpe in eine Aufnahmekammer geführt wird, wobei ferner der Oberlauf in eine Sammelkammer geleitet wird, wobei für den Unterlauf in üblicher Weise ein freier Auslauf vorgesehen ist, weiterhin mehrere, gleich bemessene Hydrozyklone (8, 8') vorgesehen und räumlich dicht beieinander angeordnet sind und die Oberläufe (11) dieser Hydrozyklone in die für sie gemeinsame Oberlaufsammelkammer (7) münden, wobei die gemeinsame Oberlaufsammelkammer (7) als Drucktopf ausgebildet und über eine Oberlaufsammelleitung (17) mit einem verstellbaren Regelventil (15) und einer zugehörigen Regeleinrichtung für die Einstellung des Volumensplits, nämlich des Verhältnisses der Volumenströme von Oberlauf und Unterlauf zueinander, verbunden ist,
dadurch gekennzeichnet, daß
bei einem Hydrozyklon (8') oder allen Hydrozyklonen Meßmittel zur Erfassung der in dem jeweiligen konischen Unterteil (25) befindlichen Masse an schwerem Austrittsgut vorgesehen sowie mit dem Regelventil als Stellglied verbunden sind. - Hydrozyklonanordnung nach Anspruch 1,
dadurch gekennzeichnet, daß
eine Mehrzahl von rotationssymmetrisch angeordneten Hydrozyklonen (8) vorgesehen ist, wobei eine Zulaufkammer (5) und die Oberlaufsammelkammer (7) auf der Rotationsachse positioniert sind. - Hydrozyklonanordnung nach Anspruch 1 oder 2,
dadurch gekennzeichnet, daß
eine für alle Hydrozyklone (8) gemeinsame Zulaufkammer (5) vorgesehen und jeweils mit deren Einläufen (12) verbunden ist, wobei diese Zulaufkammer als Druckkammer ausgebildet ist. - Hydrozyklonanordnung nach einem oder mehreren der Ansprüche 1 bis 3,
dadurch gekennzeichnet, daß
die Oberlaufsammelkammer (7) für die zusammengeführten Oberläufe (11) ein zylindrisches Druckgefäß ist, an dem oberseitig eine Entlüftungsvorrichtung (22) vorgesehen ist, wobei in diese Oberlaufsammelkammer die Oberläufe (11) der einzelnen Hydrozyklone im Bereich von radial bis tangential, insbesondere tangential eingeführt sind, und daß sich im unteren Bereich dieses Druckgefäßes die Oberlaufsammelleitung (17) für die Verbindung der Oberlaufsammelkammer zum Regelventil (15) befindet und ebenfalls insbesondere tangential an die Oberlaufsammelkammer angeschlossen ist. - Hydrozyklonanordnung nach einem oder mehreren der Ansprüche 1 bis 4,
gekennzeichnet durch
eine Verstellmöglichkeit (4) der Antriebsdrehzahl der Speisepumpe (3). - Hydrozyklonanordnung nach einem der Ansprüche 1 bis 5,
dadurch gekennzeichnet, daß
zur Erfassung der Menge der in den Hydrozyklonen (8) gespeicherten Feststoffe eine radiometrische oder eine gravimetrische Messung des Füllstandes dieser Feststoffe vorgesehen ist. - Hydrozyklonanordnung nach Anspruch 1 bis 6,
dadurch gekennzeichnet, daß
für die Durchführung von Messungen des Füllstandes mit Feststoffen, einer der Hydrozyklone als Meßhydrozyklon (8') ausgebildet ist und mit der Meßwertverarbeitung und den Regelmitteln, insbesondere einem PC (19), dem Antrieb (16) des Regelventiles (15) und dem Antrieb (4) der Speisepumpe (3) in Verbindung steht. - Hydrozyklonanordnung nach einem der vorangegangenen Ansprüche,
dadurch gekennzeichnet, daß
zur Bestimmung des Betriebszustandes zusätzlich Mittel zur Erfassung der Drücke in der Zulaufkammer und/oder in der Oberlaufsammelkammer vorgesehen sind. - Hydrozyklonanordnung nach einem der vorangegangenen Ansprüche,
dadurch gekennzeichnet, daß zusätzlich Mittel zur Erfassung des Volumenstromes der aufgegebenen Trübe und/oder der Stromaufnahme der Speisepumpe (3) vorgesehen sind. - Hydrozyklonanordnung nach Anspruch 6,
dadurch gekennzeichnet, daß
zur gravimetrischen Messung des gespeicherten Feststoffes der Meßhydrozyklon (8') aufgabeseitig und oberlauf-seitig über flexible Schläuche mit der Aufgabe der Trübe oder mit einer zum Regelventil führenden Leitung verbunden ist und eine Messung des Füllstandes der eingedickten Feststoffe im Zyklonunterteils erfolgt.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19849870 | 1998-10-29 | ||
DE19849870A DE19849870C2 (de) | 1998-10-29 | 1998-10-29 | Hydrozyklonanordnung |
PCT/EP1999/008133 WO2000025933A1 (de) | 1998-10-29 | 1999-10-27 | Hydrozyklonanordnung, sowie dazugehöriges verfahren |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1124642A1 EP1124642A1 (de) | 2001-08-22 |
EP1124642B1 true EP1124642B1 (de) | 2003-03-05 |
Family
ID=7886042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99971356A Expired - Lifetime EP1124642B1 (de) | 1998-10-29 | 1999-10-27 | Hydrozyklonanordnung, sowie dazugehöriges verfahren |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1124642B1 (de) |
AT (1) | ATE233603T1 (de) |
AU (1) | AU1377000A (de) |
DE (2) | DE19849870C2 (de) |
WO (1) | WO2000025933A1 (de) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9885194B1 (en) | 2017-05-11 | 2018-02-06 | Hayward Industries, Inc. | Pool cleaner impeller subassembly |
US9885196B2 (en) | 2015-01-26 | 2018-02-06 | Hayward Industries, Inc. | Pool cleaner power coupling |
US9896858B1 (en) | 2017-05-11 | 2018-02-20 | Hayward Industries, Inc. | Hydrocyclonic pool cleaner |
US9909333B2 (en) | 2015-01-26 | 2018-03-06 | Hayward Industries, Inc. | Swimming pool cleaner with hydrocyclonic particle separator and/or six-roller drive system |
US10156083B2 (en) | 2017-05-11 | 2018-12-18 | Hayward Industries, Inc. | Pool cleaner power coupling |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006117017A1 (de) * | 2005-04-28 | 2006-11-09 | Akw Apparate + Verfahren Gmbh | Verfahren und anordnung zum betreiben einer nassmühle |
DE102009057079A1 (de) | 2009-02-05 | 2010-08-19 | Akw Apparate + Verfahren Gmbh | Hydrozyklonanordnung, Unterlaufdüse mit Ansatz- oder Verlängerungsstück für einen Hydrozyklon sowie Verfahren zum Betreiben einer Hydrozyklonanordnung |
DE102009039238B3 (de) * | 2009-08-28 | 2011-05-12 | Akw Apparate + Verfahren Gmbh | Hydrozyklonanordnung |
DE102010011853A1 (de) | 2010-03-09 | 2011-09-15 | Schmid Silicon Technology Gmbh | Verfahren zur Herstellung von hochreinem Silizium |
DE102011103417A1 (de) | 2011-03-02 | 2012-09-06 | Akw Apparate + Verfahren Gmbh | Multihydrozyklonanordnung |
RU2465059C1 (ru) * | 2011-09-26 | 2012-10-27 | Закрытое Акционерное Общество Научно-Производственное Объединение "Тэн" | Насос-гидроциклонная установка системы разделения суспензий руд |
RU2465057C1 (ru) * | 2011-09-26 | 2012-10-27 | Закрытое Акционерное Общество Научно-Производственное Объединение "Тэн" | Насос-гидроциклонная установка системы разделения суспензий руд |
RU2465058C1 (ru) * | 2011-09-26 | 2012-10-27 | Закрытое Акционерное Общество Научно-Производственное Объединение "Тэн" | Насос-гидроциклонная установка системы разделения суспензий руд |
FR2997870B1 (fr) * | 2012-11-15 | 2015-01-16 | Stefan Chirtu | Dispositif de filtration d'eau de piscine |
GB2585055B (en) * | 2019-06-26 | 2022-06-01 | Cell Therapy Catapult Ltd | Separating system |
CN117358442B (zh) * | 2023-12-07 | 2024-02-23 | 威海市正昊矿山设备有限公司 | 高效旋流器回流装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2622880C3 (de) * | 1976-05-21 | 1981-05-14 | Amberger Kaolinwerke Gmbh, 8452 Hirschau | Verfahren zum fraktionierten von suspendierten Feststoffen mittels Hydrozyklonen, sowie Anordnung zur Durchführung des Verfahrens |
DE3034400A1 (de) * | 1980-09-12 | 1982-03-25 | Alfred Kärcher GmbH & Co, 7057 Winnenden | Fliehkraftabscheider zur abscheidung von schmutzteilchen und fluessigkeiten aus einem gasstrom |
GB2107616B (en) * | 1981-10-16 | 1986-02-05 | Nat Res Dev | Cyclone separator |
DE3539483C3 (de) * | 1985-11-07 | 1994-12-15 | Steinmueller Gmbh L & C | Verfahren und Anlage zur Beschickung von Hydrozyklonen mit einer Feststoff beladenen Flüssigkeit |
ZA915315B (en) * | 1991-07-09 | 1992-04-29 | Mintek | Measurement method and apparatus for hydrocyclones |
US5221299A (en) * | 1992-10-27 | 1993-06-22 | The Conair Group, Inc. | Loading apparatus |
DE19508430A1 (de) * | 1995-03-09 | 1996-09-12 | Schauenburg Masch | Hydrozyklon |
-
1998
- 1998-10-29 DE DE19849870A patent/DE19849870C2/de not_active Expired - Fee Related
-
1999
- 1999-10-27 DE DE59904482T patent/DE59904482D1/de not_active Expired - Lifetime
- 1999-10-27 AU AU13770/00A patent/AU1377000A/en not_active Abandoned
- 1999-10-27 WO PCT/EP1999/008133 patent/WO2000025933A1/de active IP Right Grant
- 1999-10-27 EP EP99971356A patent/EP1124642B1/de not_active Expired - Lifetime
- 1999-10-27 AT AT99971356T patent/ATE233603T1/de not_active IP Right Cessation
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9885196B2 (en) | 2015-01-26 | 2018-02-06 | Hayward Industries, Inc. | Pool cleaner power coupling |
US9909333B2 (en) | 2015-01-26 | 2018-03-06 | Hayward Industries, Inc. | Swimming pool cleaner with hydrocyclonic particle separator and/or six-roller drive system |
US10557278B2 (en) | 2015-01-26 | 2020-02-11 | Hayward Industries, Inc. | Pool cleaner with cyclonic flow |
US11236523B2 (en) | 2015-01-26 | 2022-02-01 | Hayward Industries, Inc. | Pool cleaner with cyclonic flow |
US12065854B2 (en) | 2015-01-26 | 2024-08-20 | Hayward Industries, Inc. | Pool cleaner with cyclonic flow |
US9885194B1 (en) | 2017-05-11 | 2018-02-06 | Hayward Industries, Inc. | Pool cleaner impeller subassembly |
US9896858B1 (en) | 2017-05-11 | 2018-02-20 | Hayward Industries, Inc. | Hydrocyclonic pool cleaner |
US10156083B2 (en) | 2017-05-11 | 2018-12-18 | Hayward Industries, Inc. | Pool cleaner power coupling |
US10253517B2 (en) | 2017-05-11 | 2019-04-09 | Hayward Industries, Inc. | Hydrocyclonic pool cleaner |
US10767382B2 (en) | 2017-05-11 | 2020-09-08 | Hayward Industries, Inc. | Pool cleaner impeller subassembly |
Also Published As
Publication number | Publication date |
---|---|
EP1124642A1 (de) | 2001-08-22 |
AU1377000A (en) | 2000-05-22 |
DE59904482D1 (de) | 2003-04-10 |
WO2000025933A1 (de) | 2000-05-11 |
DE19849870A1 (de) | 2000-05-11 |
DE19849870C2 (de) | 2002-10-31 |
ATE233603T1 (de) | 2003-03-15 |
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