EP1786565B2 - Separateur autodechargeur a paquet d'assiettes - Google Patents

Separateur autodechargeur a paquet d'assiettes Download PDF

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Publication number
EP1786565B2
EP1786565B2 EP05759757A EP05759757A EP1786565B2 EP 1786565 B2 EP1786565 B2 EP 1786565B2 EP 05759757 A EP05759757 A EP 05759757A EP 05759757 A EP05759757 A EP 05759757A EP 1786565 B2 EP1786565 B2 EP 1786565B2
Authority
EP
European Patent Office
Prior art keywords
ribs
drum
separator according
disc stack
solids
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.)
Active
Application number
EP05759757A
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German (de)
English (en)
Other versions
EP1786565B1 (fr
EP1786565A1 (fr
Inventor
Wolfgang Wieking
Siegfried Klapper
Bernhard Heymann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GEA Mechanical Equipment GmbH
Original Assignee
GEA Westfalia Separator GmbH
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
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Application filed by GEA Westfalia Separator GmbH filed Critical GEA Westfalia Separator GmbH
Priority to PL05759757T priority Critical patent/PL1786565T5/pl
Publication of EP1786565A1 publication Critical patent/EP1786565A1/fr
Application granted granted Critical
Publication of EP1786565B1 publication Critical patent/EP1786565B1/fr
Publication of EP1786565B2 publication Critical patent/EP1786565B2/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
    • B04B1/10—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl
    • B04B1/14—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl with periodical discharge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
    • B04B1/04—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls
    • B04B1/08—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with inserted separating walls of conical shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
    • B04B1/10—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles with discharging outlets in the plane of the maximum diameter of the bowl

Definitions

  • the invention relates to a self-draining separator with disc package according to the preamble of claim 1.
  • Self-emptying separators with disc packs for example, have a piston valve or the like for emptying, are known per se in various embodiments. They are used in different types of centrifuges, e.g. Used in clarifying, separating or sterilizing centrifuges for a variety of purposes. The preferred area of application is the processing of dairy products and in particular the sterilization and skimming of milk.
  • the invention has the object to improve the structural design of the separator in the generic way such that an improved cleaning effect can be achieved.
  • the drum has Feststoffaustragsö réelleen and the distance between each of the ribs - or the advantageous realized rib insert - and the inner wall of the drum is at least three millimeters at each point.
  • the state of the art still the DE 567 665 , the DE 444,573 , the US 2,662,687 and the US 2,313,541 called. These documents each show Kammerseparatoren with rib inserts outside of the disk pacts, but no Feststoffaustragsö réelleen, so that the advantages of the invention can not arise.
  • the US 2,477,982 shows a self-draining separator with outlet openings without spool, with ribs outside the plate package in turn extend to the drum lid.
  • the US 5,735,789 shows a separator with a disc package with rib-shaped spacers.
  • an annular gap of at least 0.5 mm, but a maximum of 5 mm is formed between the ribs and the plate package in order to sufficiently clean this area as well.
  • the ribs cover at least 5 percent but not more than 95 percent of the cross-sectional area of the solids space in order to always ensure a sufficiently large cleaning effect.
  • the outer diameter of the ribs at least 2 mm, but at most 25 mm larger than the diameter of the separator plate.
  • the center of gravity of the rib surface should preferably be above the emptying plane.
  • this center of gravity below the emptying level, but this leads to less advantageous results.
  • the rib surfaces are provided with compensation openings. These relieve the ribs in drum discharges advantageously of peaks of the Coriolis pressure.
  • the ribs are combined by connecting elements to form an annular insert, which facilitates the assembly and disassembly of the ribs as a unit.
  • This rib insert is also preferably fixed in position by support elements which are integrated in the plate package.
  • the rib insert for fixing is preferably firmly connected to the separator plate - if present.
  • FIG. 1 shows a highly schematically illustrated drum 1 for an otherwise not with regard to its other components such as the drive and the like. shown separator with a vertical axis of rotation D, wherein the drum defines a centrifugal space 2, in which a plate package 3 is inserted from a plurality of conical plate 4, in which one or more riser channels 5 are formed.
  • the terms such as “top”, “bottom”, “front” or “rear” and the like. refer only to the illustrated schematic embodiments and are not intended to be limiting.
  • the inlet pipe in alternatives, not shown embodiment also be carried out from below the drum, although in FIG. 1 a variant is shown, in which the inlet pipe is guided from above into the drum.
  • the centric inlet pipe 6 opens from here initially from above into a distributor 7, which has channels 8, which conduct the centrifuged material outwards as far as the outlet openings 9 into the centrifugal space 2.
  • the outlet openings 9 can be arranged at different radii, preferably on such radii, which lie just before or within or after or outside the outer periphery of the plate 4.
  • the drum has Feststoffaustragsö réelleen 10, which are preferably at the largest diameter of the drum and which preferably a piston valve (not shown) is connected upstream.
  • a piston valve (not shown)
  • At least one discharge channel 11 which may be followed by a paring disc, allows the discharge of a liquid phase from the centrifugal space 2.
  • FIG. 2 which is shown simplified, so that the inlet pipe and the channels and outlet openings of the distributor are not shown, it is still possible to derive a second liquid phase via a separator plate 23 (outer diameter Ds) from the drum.
  • the drum 1 has a drum base 12 and a drum shell 13, or the like via a locking ring 14. are firmly connected.
  • a ribbed insert 16 (see FIG. 8 ) arranged with a plurality of ribs 17, wherein the ribs 17 are combined by connecting elements 18, 19 to the insert 16.
  • the insert can be fixed in position by support elements which are integrated in the plate package (not shown here). Also, the insert is spaced at any position at least 3 mm from the drum inner wall
  • the rib insert 16 for fixing fixed to the cutting plate 23 of the FIG. 2 connect to.
  • the ribs can - as in FIG. 8 recognizable - be directed radially outward or with respect to the direction of rotation (R) - see FIG. 7 - In particular up to 45 ° inclined to the radial r (angle ⁇ ) be aligned leading or lagging.
  • Such a particularly advantageous cleaning effect is achieved because it is ensured that always a sufficiently large cleaning effect in the solid space 15 is achieved because at all points between the ribs 17 and the drum 1 is always a sufficiently large flow at critical points and in particular at outer peripheral surfaces in all edge regions of the centrifugal space a sufficiently large relative movement of the liquid is allowed relative to the drum in the circumferential direction.
  • FIG. 1 shows a variant in which the ribs 17 cover a large part of the cross section of the solid space, in particular up to 95 percent of the cross section of the solid space 15.
  • the cross section of the ribs 17 in FIG. 2 is somewhat smaller, whereas in FIG. 2 also the additional disc plate 23 is provided.
  • the outer diameter D A of the ribs is at least 2 mm and a maximum of 25 mm larger than the diameter D S of the disc plate 23rd
  • FIG. 3 illustrates that the center of gravity P1 of the rib faces lies above its plane of action, which is determined by the solids discharge opening 10.
  • FIG. 4 1 illustrates a corresponding variant in which this center of gravity P2 of the ribs is arranged below the plane of the solids discharge opening 10.
  • FIG. 5 illustrates further connecting elements (eg rings) 20, 21 for connecting the ribs 17 with each other.
  • FIG. 6 shows that the ribs may be provided with openings 22 to relieve the rib surfaces of the ribs 17 at the solids discharge of tips of the Coriolis pressure.

Landscapes

  • Centrifugal Separators (AREA)

Abstract

L'invention concerne un séparateur autodéchargeur à axe de rotation vertical et présentant un tambour (1) dans lequel est placé un paquet d'assiettes (3) composé de plusieurs assiettes coniques (4), une matière centrifugée pouvant être introduite, via un tube d'amenée (6) et un répartiteur (7) dans la cuve de centrifugeuse (2) qui est entourée par le tambour (1). Au moins deux ou plusieurs nervures (17) sont prévues dans un compartiment de matière solide (15) qui est disposé à l'extérieur du paquet d'assiettes (3). L'invention est caractérisée en ce que l'intervalle entre les nervures (17) et la paroi intérieure du tambour (1) s'élève au moins à trois millimètres.

Claims (14)

  1. Séparateur à auto-déchargement comportant un axe de rotation vertical et un tambour (1) avec des orifices d'évacuation de matières solides (10), dans lequel est inséré un paquet (3) formé par plusieurs plateaux (4) coniques, un produit à centrifuger pouvant être introduit via un tube d'admission (6) et un répartiteur (7) dans une chambrede centrifugation (2), qui est entourée par le tambour (1), au moins deux ou plusieurs ailettes (17) étant disposées dans une chambre de matières solides (15) annulaire, agencée dans le sens radial à l'extérieur du paquet de plateaux (3), un plateau de séparation (23) qui est monté dans le tambour sur le dessus du paquet de plateaux (3) caractérisé en ce que le diamètre (DA) des ailettes (17) est au minimum 2 mm, mais au maximum 25 mm plus grand que le diamètre (DS) du plateau de séparation (23) sur le dessus du paquet de plateaux (3) et que la distance entre chacune des ailettes (17) et la paroi intérieure du tambour (1) est au moins égale à trois millimètres.
  2. Séparateur selon la revendication 1, caractérisé en ce qu'entre les ailettes (17) et le paquet de plateaux (3) est formée une fente annulaire (S3) qui, à chaque emplacement, a une largeur de 0,5 mm au minimum et de 5 mm au maximum.
  3. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que les ailettes (17) couvrent au minimum 5 pour cent et au maximum 95 pour cent de la surface de la section de la chambre de matières solides (15).
  4. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que le centre de gravité (P1) des surfaces des ailettes (17) se situe au-dessus du plan de déchargement, qui est défini par les orifices d'évacuation de matières solides (10).
  5. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que le centre de gravité (P2) des surfaces des ailettes (17) se situe en dessous du plan de déchargement, qui est défini par les orifices d'évacuation de matières solides (10).
  6. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que les ailettes (17) comportent au moins un ou plusieurs orifices (22) dans leur surface.
  7. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que les ailettes (17) sont orientées dans le sens radial.
  8. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que les ailettes (17) sont orientées jusqu'à 45° vers l'avant ou l'arrière par rapport au rayon du tambour.
  9. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que les ailettes (17) sont planes.
  10. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que les ailettes (17) sont réalisées sous la forme de pales multidimensionnelles courbes.
  11. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que 8 à 24 des ailettes (17) sont mises en place dans le tambour (1).
  12. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que les ailettes (17) sont regroupées par l'intermédiaire d'éléments de liaison (18, 19, 20, 21) pour former un insert (16) annulaire préassemblé.
  13. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que l'insert (16) est fixé dans sa position par des éléments de support, qui sont intégrés dans le paquet de plateaux (3).
  14. Séparateur selon l'une quelconque des revendications précédentes, caractérisé en ce que l'insert (16), en vue de sa fixation, est assemblé de manière fixe au plateau de séparation (23).
EP05759757A 2004-09-04 2005-07-13 Separateur autodechargeur a paquet d'assiettes Active EP1786565B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL05759757T PL1786565T5 (pl) 2004-09-04 2005-07-13 Samowyładowczy separator z pakietem talerzowym

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004042888A DE102004042888A1 (de) 2004-09-04 2004-09-04 Selbstentleerender Separator mit Tellerpaket
PCT/EP2005/007573 WO2006027041A1 (fr) 2004-09-04 2005-07-13 Separateur autodechargeur a paquet d'assiettes

Publications (3)

Publication Number Publication Date
EP1786565A1 EP1786565A1 (fr) 2007-05-23
EP1786565B1 EP1786565B1 (fr) 2008-07-16
EP1786565B2 true EP1786565B2 (fr) 2011-03-09

Family

ID=34972494

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05759757A Active EP1786565B2 (fr) 2004-09-04 2005-07-13 Separateur autodechargeur a paquet d'assiettes

Country Status (16)

Country Link
US (1) US7537559B2 (fr)
EP (1) EP1786565B2 (fr)
CN (1) CN100584467C (fr)
AR (1) AR050553A1 (fr)
AT (1) ATE401128T1 (fr)
AU (1) AU2005282017B2 (fr)
BR (1) BRPI0514914B1 (fr)
CA (1) CA2575299C (fr)
DE (2) DE102004042888A1 (fr)
DK (1) DK1786565T4 (fr)
ES (1) ES2310835T5 (fr)
NZ (1) NZ552778A (fr)
PL (1) PL1786565T5 (fr)
PT (1) PT1786565E (fr)
RU (1) RU2372995C2 (fr)
WO (1) WO2006027041A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004042888A1 (de) * 2004-09-04 2006-03-23 Westfalia Separator Ag Selbstentleerender Separator mit Tellerpaket
DE102008008120A1 (de) 2008-02-08 2009-08-20 Gea Westfalia Separator Gmbh Separatortrommel mit mehrteiligem Trommeldeckel
DE102009032617A1 (de) * 2009-07-10 2011-01-13 Gea Westfalia Separator Gmbh Separator mit vertikaler Drehachse
CN102469802A (zh) * 2009-09-16 2012-05-23 Gea机械设备有限公司 用于制备可更久保质的鲜奶的方法
DE102011050046A1 (de) * 2011-05-02 2012-11-08 Gea Mechanical Equipment Gmbh Zentrifuge
EP2730339B1 (fr) * 2012-11-08 2018-07-25 Alfa Laval Corporate AB Séparateur centrifuge
EP3330002B1 (fr) * 2016-11-30 2020-07-22 Andritz Frautech S.r.l. Unité d'alimentation pour un séparateur centrifuge
DE102018105586A1 (de) * 2018-03-12 2019-09-12 Hengst Se Rotor eines Zentrifugalabscheiders und Zentrifugalabscheider
CN109082523B (zh) * 2018-09-28 2023-07-25 中国恩菲工程技术有限公司 离心反萃取设备及反萃取钪的方法
WO2021158767A1 (fr) 2020-02-06 2021-08-12 Poet Research, Inc. Centrifugeuse, et systèmes et procédés associés
DE202021104728U1 (de) 2021-09-02 2021-09-09 Gea Westfalia Separator Group Gmbh Trennteller, Trenntellerstapel sowie Zentrifuge mit dem Trenntellerstapel

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US1422852A (en) * 1922-07-18 Centrifugal machine
US1482229A (en) * 1922-03-25 1924-01-29 Machine fob
DE444573C (de) * 1925-10-06 1927-05-21 Fried Krupp Akt Ges Schleudertrommel zum Abscheiden von Fremdkoerpern aus Fluessigkeiten mit uebereinandergeschichteten Tellereinsaetzen
DE567665C (de) * 1929-11-07 1933-01-07 Bergedorfer Eisenwerk Akt Ges Schleudertrommel mit Einsatztellern und Mitnehmerfluegeln im Schlammraum
US2126864A (en) * 1935-02-27 1938-08-16 Sharples Specialty Co Centrifugal machine
US2313541A (en) * 1941-05-26 1943-03-09 Laval Separator Co De Machine for purifying liquids
BE474037A (fr) * 1946-06-24
US2477982A (en) * 1946-09-28 1949-08-02 Int Harvester Co Speed controlled centrifugal valve
US2662687A (en) * 1950-04-01 1953-12-15 Laval Separator Co De Centrifugal separator for cold milk products and the like
US3192149A (en) * 1961-10-19 1965-06-29 Pennsalt Chemicals Corp Separation of components of liquidsolids mixtures
US3529767A (en) * 1962-02-28 1970-09-22 Pennwalt Corp Centrifuge for separating solids from liquid
US3534903A (en) * 1962-07-09 1970-10-20 Pennwalt Corp Centrifuge apparatus
US3388054A (en) * 1962-07-09 1968-06-11 Pennsalt Chemicals Corp Centrifugal separation of a solids-liquid mixture
DE3409068A1 (de) * 1984-03-13 1985-09-26 Westfalia Separator Ag, 4740 Oelde Zentrifuge zum trennen von stoffen unterschiedlicher dichte
SE462077B (sv) * 1986-03-12 1990-05-07 Alfa Laval Separation Ab Centrifugalseparator med sluten aaterfoering av tungkomponent
SE8803686D0 (sv) * 1988-10-17 1988-10-17 Alfa-Laval Separation Ab Centrifugalseparator
US5735789A (en) * 1992-06-16 1998-04-07 Alfa Laval Separation Ab Centrifugal separator
DE19508334C2 (de) * 1995-03-09 1999-07-01 Westfalia Separator Ag Verfahren und Zentrifuge zur Gewinnung von Essenzöl aus Zitrusfrüchten
SE521432C2 (sv) * 1999-06-03 2003-11-04 Alfa Laval Corp Ab Sätt att ställa in ett gränsskikts radiella nivå i en centrifugalseparator
DE102004042888A1 (de) * 2004-09-04 2006-03-23 Westfalia Separator Ag Selbstentleerender Separator mit Tellerpaket

Also Published As

Publication number Publication date
WO2006027041A1 (fr) 2006-03-16
ES2310835T3 (es) 2009-01-16
US20070270298A1 (en) 2007-11-22
DK1786565T3 (da) 2008-11-10
PL1786565T5 (pl) 2011-07-29
PL1786565T3 (pl) 2009-01-30
BRPI0514914B1 (pt) 2018-07-24
RU2007111410A (ru) 2008-10-10
CA2575299A1 (fr) 2006-03-16
DE102004042888A1 (de) 2006-03-23
EP1786565B1 (fr) 2008-07-16
CN101043952A (zh) 2007-09-26
CN100584467C (zh) 2010-01-27
PT1786565E (pt) 2008-10-23
AU2005282017A1 (en) 2006-03-16
CA2575299C (fr) 2013-01-29
AR050553A1 (es) 2006-11-01
DK1786565T4 (da) 2011-06-20
BRPI0514914A (pt) 2008-06-24
ATE401128T1 (de) 2008-08-15
AU2005282017B2 (en) 2010-12-16
ES2310835T5 (es) 2011-07-06
US7537559B2 (en) 2009-05-26
RU2372995C2 (ru) 2009-11-20
EP1786565A1 (fr) 2007-05-23
NZ552778A (en) 2010-11-26
DE502005004749D1 (de) 2008-08-28

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