WO2004091800A1 - Separateur centrifuge du type a plaques de separation - Google Patents

Separateur centrifuge du type a plaques de separation Download PDF

Info

Publication number
WO2004091800A1
WO2004091800A1 PCT/JP2004/005060 JP2004005060W WO2004091800A1 WO 2004091800 A1 WO2004091800 A1 WO 2004091800A1 JP 2004005060 W JP2004005060 W JP 2004005060W WO 2004091800 A1 WO2004091800 A1 WO 2004091800A1
Authority
WO
WIPO (PCT)
Prior art keywords
separation
liquid
treated
introduction
layer
Prior art date
Application number
PCT/JP2004/005060
Other languages
English (en)
Japanese (ja)
Inventor
Yoichi Ishikawa
Shigeyoshi Yuki
Kazumi Otaka
Original Assignee
Able Corporation
Saito Separator Limited.
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
Application filed by Able Corporation, Saito Separator Limited. filed Critical Able Corporation
Publication of WO2004091800A1 publication Critical patent/WO2004091800A1/fr

Links

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
    • B04B1/04—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
    • B04B7/00—Elements of centrifuges
    • B04B7/08—Rotary bowls
    • B04B7/12—Inserts, e.g. armouring plates
    • B04B7/14—Inserts, e.g. armouring plates for separating walls of conical shape

Definitions

  • the present invention relates to an improvement in a separation plate type centrifugal separator provided with a plurality of separation plates in a rotor driven to rotate.
  • the conventional separation plate centrifuge shown in FIG. 6 includes a rotor 100 that is driven to rotate around a vertical axis, and a separation chamber 10 2 provided around the rotation axis 101 of the rotor 100.
  • a separation layer 102 a accommodating a plurality of separation plates 103 stacked vertically, and a sedimentation layer 10 continuous with the outer periphery of the separation layer 102 a
  • Each of the separation plates 103 has an umbrella shape, is arranged around the rotation axis 101, is stacked at a predetermined interval from each other, and has an adjacent gap near the outer peripheral portion. Multiple through-holes communicating with each other 1 0
  • the above-mentioned separation plate type centrifuge drives the rotor 100 to rotate and introduces the liquid to be treated supplied to the central cavity 105.
  • the liquid is introduced into the separation chamber 102 through the gap 104, and the liquid to be treated is introduced into the gap between the separation plates 103 through the through hole 103a, and the centrifugal force is applied to the separation chamber 102.
  • the liquid to be treated is separated into a clarified liquid and a solid content by means of Then, the clarified liquid passed through the gap between the separation plates 103 is Solids that are discharged by the centripetal pump 107 at the upper part of the rotor 100 through the recovery space 108 formed on the outer periphery of the part 105, and settle and deposit on the outermost peripheral part of the separation chamber 102.
  • the part is intermittently discharged to the outside of the rotor 100 by the opening / closing mechanism.
  • the introduction gap 104 is formed between the bottom separation plate 103 and the inner surface of the separation chamber 102, so that separation is performed.
  • the liquid to be treated is introduced into the chamber 102 from the boundary between the separation layer 102 a and the settling layer 102 b.
  • the present invention has been made in view of the above-mentioned conventional problems, and has a separation plate type capable of performing a good separation treatment on a liquid to be treated containing a solid content close to the specific gravity of fine particles and liquid.
  • An object of the present invention is to provide a centrifugal separator, in which a separating plate type centrifugal separator of the present invention accommodates a plurality of vertically stacked separator plates in a separation chamber provided around a rotation axis of a rotor.
  • the liquid to be treated supplied to the rotation center of the rotor is positioned radially outside the outer periphery of the separation plate. It is characterized by having an introduction means for introducing from the introduction opening into the sedimentary layer of the separation chamber.
  • the rotor is driven to rotate. Then, the liquid to be processed supplied to the rotation center of the rotor is introduced into the sedimentation layer of the separation chamber from the introduction opening located radially outside the outer periphery of the separation plate by the introduction means.
  • the liquid to be treated is introduced from a position near the outermost periphery of the sedimentation layer where solids (or heavy liquid) settle and accumulate.
  • the movement distance of the liquid flowing out from the settling layer through the gap between the separation plates of the separation layer becomes longer, and the clarified liquid is less affected by the newly introduced liquid to be treated. As a result, the liquid to be treated is separated well.
  • the separation plate type centrifugal separator of the present invention is characterized in that the introduction opening of the introduction means is located near the outermost periphery of the sedimentation layer of the separation chamber.
  • the introduction means is means for introducing the liquid to be treated into the sedimentation layer from the introduction opening located near the outermost periphery of the sedimentation layer in the separation chamber. Since the liquid to be treated is introduced into the outermost peripheral portion of the sedimentation layer itself, there is almost no movement of solids in the sedimentation layer, which makes the sedimentation easier, and also the separation plate between the sedimentation layer and the separation layer. The moving distance of the liquid flowing out through the gap is maximized, and the clarified liquid is less affected by the liquid to be treated, so that the liquid to be treated can be separated better. Is
  • the introduction means is disposed around the rotation axis on at least one of the upper and lower sides of the stacked separation plates, and is provided between the stacked separation plates and the inner surface of the separation chamber. It is characterized by having a partition plate for forming a processing liquid introduction gap and an introduction opening.
  • the introduction means is provided with a partition plate that forms a gap for introducing the liquid to be treated and an opening for introduction between the separation chamber and the inner surface of the separation chamber.
  • the introduction means can be easily realized without significantly modifying the configuration of the machine.
  • the separation plate type centrifugal separator of the present invention further comprises a fluid non-slip for rotating at least one of the partition plate and the inner surface of the separation chamber in the rotation direction of the liquid to be treated in the introduction gap with rotation. It is characterized by having.
  • At least one of the partition plate and the inner surface of the separation chamber is provided with a fluid non-slip, so that the liquid to be treated supplied to the center of rotation is affected by the rotational angular velocity in the circumferential direction of the partition plate.
  • the liquid to be treated is prevented from slipping, and the liquid to be treated is introduced to the liquid to be treated in the rotating sedimentation layer at a nearly constant velocity, so that the liquids to be treated are rapidly stirred during introduction. Prevent mixing.
  • the separation plate for a separation plate type centrifugal separator includes a separation layer that accommodates a plurality of separation plates vertically stacked in a separation chamber provided around a rotation axis of a rotor, and a separation layer that is continuous with an outer peripheral side of the separation layer.
  • a separation plate type centrifugal separator equipped with a sedimentation layer Used in a separation plate type centrifugal separator equipped with a sedimentation layer, and the liquid to be treated supplied to the center of rotation of the rotor is introduced into the sedimentation layer of the separation chamber from a position radially outside the outer periphery of the separation plate.
  • a partition plate that has a larger diameter than the separation plate, is arranged around the rotation axis on one of the upper and lower sides of the stacked separation plate, and is located between the separation chamber surface In addition, a gap for introducing the liquid to be treated and an opening for introduction are formed.
  • a separation layer containing a plurality of vertically stacked separation plates is provided in a separation chamber provided around the rotation axis of the rotor, and the separation layer is continuous with the outer peripheral side of the separation layer.
  • a gap for introducing the liquid to be treated and an opening for introduction are formed between the separation chamber and the inner surface of the separation chamber. The opening is formed at a position radially outside the outer periphery of the separation plate.
  • the partition plate for a separation plate type centrifugal separator of the present invention is provided with a non-slip fluid for accelerating the liquid to be treated in the rotation direction with the rotation on the surface on the gap side for introduction. It is characterized by:
  • the surface on the gap side for introduction is provided with a non-slip for fluid that accelerates the liquid to be treated in the rotation direction as it rotates. Prevent the processing liquid from sliding in the circumferential direction of the partition plate under the influence of the rotational angular velocity, and introduce the liquid to be processed into the liquid to be processed in the rotating sedimentation layer at a nearly constant velocity. This prevents rapid stirring and mixing of the liquids to be treated at the time of introduction.
  • FIG. 1 is a cross-sectional view illustrating an embodiment of a centrifuge according to the present invention
  • FIG. 2 is a cross-sectional view (a) and a bottom view (b) of a partition plate shown in FIG. 1
  • FIG. FIG. 4 is a cross-sectional view illustrating another embodiment of the separator centrifuge according to the present invention.
  • FIG. 4 is a plan view (a) and a cross-sectional view (b) of the partition plate shown in FIG. 3
  • FIG. FIG. 6 is a cross-sectional view illustrating still another embodiment of the separation plate type centrifuge of the present invention.
  • FIG. 6 is a cross-sectional view illustrating a conventional separation plate type centrifuge.
  • FIG. 1 is a diagram illustrating one embodiment of a separation plate type centrifuge according to the present invention.
  • the illustrated separator-type centrifuge has a separation chamber 2 provided around a rotation axis 1 in a rotor R that is driven to rotate by a rotation axis 1 whose axis is perpendicular.
  • a separation layer 4 accommodating the separation plate 3 and a sedimentation layer 5 continuous with the outer periphery of the separation layer 4 are provided.
  • the rotating shaft 1 uses a motor (not shown) as a rotating drive source.
  • the rotor R is provided with a ball body 6, an upper pole cover 7 forming the separation chamber 2 inside the ball body 6, and a lower guide cylinder 8 concentrically.
  • the ball body 6 has a substantially cylindrical shape with a bottom, and has a cylindrical shaft portion 6 a integrally fitted at the center of the inside with the outside of the rotating shaft 1, and a bag at the upper end of the rotating shaft 1.
  • the nut 10 is fixed to the rotating shaft 1 by screwing.
  • the guide cylinder 8 has an annular shape having a bent cross section and is fitted around the shaft part 6 a of the pole body 6. At the center, the guide cylinder 8 extends above the shaft part 6 a and has a central hollow part inside. A cylindrical portion 8a forming 9 is provided integrally. In addition, near the lower end of the cylindrical portion 8a, distribution ports 11 for opening the central cavity 9 to the separation chamber 2 side are formed at predetermined intervals in the circumferential direction, and at the upper end of the cylindrical portion 8a. The tip of the supply pipe 13 is set in a non-contact state. A liquid to be treated is supplied to the supply pipe 13 from a supply source (not shown).
  • each separation plate 3 is provided with a plurality of ribs on its upper surface (or lower surface) in a radial manner, and forms a gap between adjacent separation plates 3 by the height of the rib. As shown in FIG. 1, each of the separation plates 3 has a plurality of through holes 3a formed in the vicinity of the outer peripheral portion. Is distributed.
  • the ball cover 7 is mounted so as to cover the cylindrical portion 8 a of the guide cylinder 8 and the separation plate 3, forms the separation chamber 2 with the guide cylinder 8, and is screwed into the upper inside of the ball body 6. It is fixed by a ball-shaped ball nut 16.
  • the separation chamber 2 has the inner separation layer 4 and the outer settling layer 5 as described above. 8, the outer peripheral portion of both inclined surfaces is the outermost peripheral portion A of the sedimentation layer 5 in the separation chamber 2.
  • the separation chamber 2 communicates with the collection space 15 through a gap between the separation plates 3 in the separation layer 4.
  • a lid 18 is fixed to the upper part of the ball cover 7 by a ring nut 17 around the supply pipe 13, and inside the lid 18, the collection space 15 is formed.
  • a communication chamber 19 is provided for communication.
  • a centripetal pump 20 for pressurizing and discharging the liquid in the recovery chamber 19 is provided outside the supply pipe 13. The recovery chamber 19 rotates, but the centripetal pump 20 does not rotate.
  • a cylinder 22 is accommodated between the bottom of the ball body 6 and the guide cylinder 8 so as to be able to move up and down, and the first pressure chamber 23 A and the second pressure chamber 23 are arranged above and below the cylinder 22.
  • a pressure chamber 23B is formed.
  • the ball body 6 is formed with first and second flow paths 24A : 24B communicating with the first and second pressure chambers 23A, 23B, respectively.
  • the cylinder 22 has a shutter 22 a that extends between the side surface of the ball body 6 and the outer peripheral portion of the guide cylinder 8. An outlet 25 opened and closed by the part 22 a is formed.
  • the above-mentioned cylinder 22 is connected to the first and second pressure chambers 23 A through the first and second flow paths 24 A and 24 B from the working water supply device 26 provided on the rotating shaft 1.
  • the operation is intermittently performed according to the centrifugal pressure difference between the working water supplied to the first and second pressure chambers 23 A and 23 B.
  • the discharged solid is stored in a collection container via a collection body arranged outside the pole body 6.
  • the centrifugal separator is supplied to the rotation center of the rotor R.
  • the introduction means of this embodiment is a means for introducing the liquid to be treated into the sedimentation layer 5 from the introduction opening located near the outermost peripheral portion A of the sedimentation layer 5 in the separating nitrogen 2.
  • the partition plate P 1 is an annular disk bent along the guide cylinder 8 and has a larger diameter than each of the separation plates 3, and is the outermost peripheral portion of the sedimentation layer 5 in the separation chamber 2. It has the largest possible radius, taking into account the space of solids that settles and deposits on A.
  • the outer periphery of the lower surface of the partition plate P1 has a linear ridge as a fluid non-slip for accelerating the liquid to be treated in the introduction gap s with the rotation in the rotation direction. (Preferably three or more) of baffles B are provided radially and at equal intervals in the circumferential direction.
  • the partition plate P 1 is interposed between the lowermost separation plate 3 and the plan cylinder 8 around the rotation axis 1.
  • the separation plate type centrifugal separator has a rotation driving means for the rotor R, a supply means for the liquid to be treated, and a solid (or heavy liquid) or a clarified liquid. It is equipped with a means for collecting liquid.
  • the separation plate type centrifuge having the above configuration rotates the rotor R at a constant speed by the rotating shaft 1 and supplies, for example, the liquid to be treated containing solids to the central cavity 9 through the pipe 13. I do. As a result, the liquid to be treated is in a state where the supplied energy has been removed, and is introduced into the sedimentation layer 5 from the distribution port 11 through the introduction gap S and the introduction opening T of the partition plate P 1 and the separation chamber. Centrifuge at 2.
  • the liquid to be treated is introduced into the outermost peripheral portion A of the sedimentation layer 5 of the separation chamber 2 where the solids are settled and deposited by the partition plate P1.
  • the distance is very short, sedimentation becomes easy.
  • the moving distance of the liquid from the sedimentation layer 5 to the separation layer 4 becomes longer, and the sedimentation and separation of the liquid to be treated is performed more sufficiently.
  • the clarified liquid that moves to the target is less affected by the liquid to be treated, and the liquid to be treated is separated well.
  • the partition plate P1 was provided with the baffle B as a non-slip fluid for accelerating the liquid to be treated in the rotation direction as the rotation was performed.
  • the supplied liquid to be treated is prevented from sliding in the circumferential direction of the partition plate P1 due to the influence of the rotational angular velocity, and the liquid to be treated is kept at a substantially constant velocity with respect to the liquid to be treated in the rotating settling layer 5. This prevents rapid agitation and mixing of the liquids to be treated at the time of introduction.
  • the partition plate P1 has a bent cross section, and by increasing the radial distance of the introduction gap S, the separation of the liquid to be treated can be improved. Rotational acceleration can be further promoted.
  • the separator-type centrifugal separator can separate a continuously supplied liquid to be processed into a solid and a clarified liquid with high separation efficiency.
  • the solid content close to the specific gravity of the liquid Of liquid to be treated and liquid containing particles with a diameter of 1 ⁇ m or less that were difficult to separate with conventional equipment.
  • the introduction means includes a partition plate P 1 that forms a gap S for introducing the liquid to be treated and an opening T for introduction between the lower surface and the inner surface of the separation chamber 2. Therefore, for example, it is possible to realize an introduction means without significantly modifying an existing centrifuge, and to provide a centrifuge with high separation efficiency easily and inexpensively. It becomes.
  • the separation plate type centrifuge is provided with sensors for detecting the turbidity of the liquid to be treated in appropriate places such as the separation chamber 2 and the recovery space 15, and the separation progress is determined based on the turbidity. If it is determined that the separation is not sufficient, adjust the flow rate of the liquid to be treated or stop the supply to prolong the residence time of the liquid to be treated in the separation chamber 2 and control it so that sufficient separation is performed. Is also possible.
  • FIG. 3 is a view for explaining another embodiment of the separation plate type centrifuge according to the present invention. The same components as those in the previous embodiment are denoted by the same reference numerals, and detailed description is omitted.
  • the introduction means is a means for introducing the liquid to be treated into the sedimentation layer 5 from the introduction opening T located near the outermost peripheral portion A of the sedimentation layer 5 in the separation chamber 2.
  • the partition plate (P 1) is provided below the separation plate 3, whereas in this embodiment, the upper inner surface of the separation chamber 2 is provided above the separation plate 3.
  • a partition plate P2 that forms a gap S for introduction of the liquid to be treated and an opening T for introduction is provided between them.
  • the partition plate P 2 has an umbrella shape along the lower surface of the ball cover 7, and has a supply space 31 for the liquid to be treated and a radius from the supply space 31 on the upper part.
  • a supply flow path 32 communicating in the direction and a recovery flow path 33 connecting the recovery space 15 and the centripetal pump 20 are formed.
  • the partition plate P 2 has a plurality of (preferably three or more) baffles B on its upper surface (outer peripheral surface) as a non-slip fluid for accelerating the liquid to be processed in the rotational direction as it rotates. They are provided radially and at equal intervals in the circumferential direction.
  • the partition plate P 2 is mounted between the cylindrical portion 8 a of the guide tube 8 and the ball cover 7 so as to cover the uppermost separation plate 3.
  • the supply space 31 of the partition plate P 2 is The lower side is closed by a plug 34 fitted to the upper end of the cylindrical portion 8a.
  • the lower end of the supply pipe 13 is located above the supply space 31 opened upward.
  • the liquid to be treated supplied from the supply pipe 13 is supplied to the supply space 31, the supply flow path 32, the introduction gap S, and the introduction opening T.
  • the liquid to be treated is introduced into the outermost peripheral portion A of the sedimentation layer 5 of the separation chamber 2 where solids are settled and deposited. Since the plate P2 has the baffle B which is a non-slip for fluid, the same operation and effect as in the previous embodiment can be obtained.
  • FIG. 5 is a view for explaining still another embodiment of the separation plate type centrifuge according to the present invention. Note that the same components as those in the previous embodiment are denoted by the same reference numerals, and detailed description thereof will be omitted.
  • the liquid to be treated is supplied from the upper side in each of the above embodiments, whereas the liquid to be treated is supplied from the lower rotating shaft 1. .
  • the rotating shaft 1 has a liquid supply system
  • the shaft portion 6a of the ball body 6 has an annular supply passage 42 formed between the rotating shaft 1 and the radial supply passage 42 communicating the annular supply passage 42 with each of the distribution ports 11.
  • the supply channel 43 is formed.
  • the partition plate P1 which is an introduction means, has the configuration of the embodiment shown in FIG. Is the same as
  • the separation plate type centrifugal separator having the above-described configuration supplies the liquid to be processed from the rotating shaft 1 to the annular supply flow path 42, and supplies the liquid to be processed from the radial supply flow path 43 to each distribution port 1 1 To the sedimentary layer 5 in the separation chamber 2 from the introduction gap S and the introduction opening T of the partition plate P1, and this embodiment is also the same as the previous embodiment. The effect and effect of the above can be obtained.
  • the detailed structure of the separation plate type centrifuge according to the present invention is not limited to only the above-described embodiments.
  • the introduction means is provided for stirring in a violent turbulent state such as a jet jet.
  • the partition plate described in the embodiment can be provided on both the upper and lower sides of the separation chamber as long as it does not promote the separation and does not hinder good sedimentation and separation of the liquid to be treated.
  • a plurality of pipes may be radially provided.
  • the fluid non-slip acting on the liquid to be treated in the introduction gap may be provided on the inner surface of the separation chamber, and grooves other than the baffle described in the embodiment may be employed. Grooves can be combined, formed in a curved shape, and changed in length and number. Further, in each of the above-described embodiments, the case where the liquid to be treated containing the solid content is separated is illustrated, but the liquid to be treated containing the liquids having different specific gravities may be separated.
  • the separation plate type centrifuge of this invention the solid content (or heavy liquid) which settles in a sedimentation layer, and the clarified liquid which moves in the rotation axis direction are hardly affected by the introduced liquid to be processed.
  • the liquid to be treated can be satisfactorily separated into a solid content and a clarified liquid. Even in the case of separation treatment, the separation efficiency can be greatly increased.
  • solids that settle in the sedimentation layer and clarified liquid that moves in the direction of the rotation axis are removed.
  • the influence of the introduced liquid to be treated can be further reduced, and the separation efficiency of the liquid to be treated can be further increased.
  • the introduction means can be realized by the upper and lower at least one partition plate without significantly modifying the existing separator centrifuge.
  • the separation plate type centrifuge having high separation efficiency.
  • the liquid to be introduced is introduced at a nearly constant speed with respect to the liquid to be treated in the rotating sedimentation layer. Prevents rapid agitation and mixing of treatment liquids, and further reduces the influence of the introduced liquid on solids that settle in the sedimentation layer and clarified liquid that moves in the direction of the rotation axis. Further improvement in efficiency can be realized.
  • the liquid to be treated supplied to the center of rotation of the rotor can be separated from the outer peripheral portion of the centrifuge without significantly modifying the existing centrifuge for centrifugal separators. It is possible to realize a structure that can be introduced into the sedimentation layer of the separation chamber from the introduction opening located on the radially outer side, whereby solids that settle in the sedimentation layer and clarified liquid that moves in the rotation axis direction are introduced.
  • the separation efficiency of the liquid to be treated can be improved by making the liquid less susceptible to the liquid to be treated.
  • the liquid to be introduced is introduced into the rotating liquid to be treated in the sedimentation layer at a nearly constant velocity, Prevents rapid agitation and mixing of the liquids to be treated at the time of introduction. Introduces solids that settle in the sedimentation layer and clearing liquid that moves in the direction of the rotation axis. The effect of the liquid to be treated can be further reduced, and the separation efficiency can be further improved.

Landscapes

  • Centrifugal Separators (AREA)

Abstract

Séparateur centrifuge du type à plaques de séparation dans lequel une couche de séparation, constituée d'une pluralité de plaques de séparation empilées les unes sur les autres dans le sens vertical, et une couche de sédimentation, disposée en continu sur le côté périphérique externe de la couche de séparation, sont formées dans une chambre de séparation disposée autour de l'arbre rotatif d'un rotor. Ledit séparateur centrifuge comporte une plaque de cloisonnement en tant que moyen de guidage destiné à guider du fluide traité amené au centre rotatif du rotor, d'un orifice d'entrée placé radialement sur l'extérieur de la partie périphérique externe de la plaque de séparation vers la couche de sédimentation située dans la chambre de séparation si bien que, même si le fluide traité contient de la matière particulaire et de la matière solide ayant une gravité spécifique proche de la gravité spécifique du fluide, le fluide traité peut être séparé et traité de manière satisfaisante.
PCT/JP2004/005060 2003-04-15 2004-04-08 Separateur centrifuge du type a plaques de separation WO2004091800A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003110238 2003-04-15
JP2003-110238 2003-04-15

Publications (1)

Publication Number Publication Date
WO2004091800A1 true WO2004091800A1 (fr) 2004-10-28

Family

ID=33295945

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2004/005060 WO2004091800A1 (fr) 2003-04-15 2004-04-08 Separateur centrifuge du type a plaques de separation

Country Status (1)

Country Link
WO (1) WO2004091800A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5651253A (en) * 1979-10-03 1981-05-08 Hitachi Ltd Centrifugal separator
JPS59199066A (ja) * 1983-04-20 1984-11-12 アルフア−ラヴアル・マリン・アンド・パワ−・エンジニアリング・アクツイエボラ−グ 遠心分離機及びその動作方法
JPS6017265U (ja) * 1983-07-12 1985-02-05 三菱化工機株式会社 遠心分離機の案内筒
JPH01130747A (ja) * 1987-10-13 1989-05-23 Alfa Laval Separation Ab 遠心分離機

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5651253A (en) * 1979-10-03 1981-05-08 Hitachi Ltd Centrifugal separator
JPS59199066A (ja) * 1983-04-20 1984-11-12 アルフア−ラヴアル・マリン・アンド・パワ−・エンジニアリング・アクツイエボラ−グ 遠心分離機及びその動作方法
JPS6017265U (ja) * 1983-07-12 1985-02-05 三菱化工機株式会社 遠心分離機の案内筒
JPH01130747A (ja) * 1987-10-13 1989-05-23 Alfa Laval Separation Ab 遠心分離機

Similar Documents

Publication Publication Date Title
JP3848372B2 (ja) 液体から固体粒子を不連続に分離するための装置及び方法
US6183407B1 (en) Centrifugal separator having axially-extending, angled separation discs
US8794448B2 (en) Separation device
EP1068016B1 (fr) Rotor de separateur centrifuge
EP0047677B1 (fr) Méthode et appareil pour la séparation continue de solides et liquides d'un mélange solides-liquides
SE418459B (sv) Centrifugalseparator
KR101714353B1 (ko) 임펠라 디스크형 원심분리기
JP3960361B2 (ja) 遠心分離機
US6238329B1 (en) Centrifugal separator for mixed immiscible fluids
SU1071212A3 (ru) Центрифуга дл разделений суспензий
WO2004091800A1 (fr) Separateur centrifuge du type a plaques de separation
WO2019118899A1 (fr) Procédé et appareil pour séparer des liquides insolubles de densités différentes
KR20110096881A (ko) 수직형 원심분리기
US528690A (en) ponteng j
US20030224920A1 (en) Rotating-machine bowl assembly with flow guide
KR20230051273A (ko) 분리기 인서트 및 분리기
SE459159B (sv) Centrifugalseparator med utmatningsorgan
JP2001070832A (ja) 遠心濃縮装置
WO2003037476A1 (fr) Appareil pour le traitement de liquides contamines
KR200300518Y1 (ko) 하수 내의 침사 제거장치
WO1986004270A1 (fr) Centrifugeuse
SU385626A1 (ru) Осадительная центрифуга
Moir Sedimentation Centrifuges
KR100567638B1 (ko) 오수처리용 강제 침전장치
SE504231C2 (sv) Centrifugalseparator

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): BW GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
NENP Non-entry into the national phase

Ref country code: JP

WWW Wipo information: withdrawn in national office

Country of ref document: JP

122 Ep: pct application non-entry in european phase