EP1020228A1 - Rauchgaseinlasskanal für Zyklon - Google Patents

Rauchgaseinlasskanal für Zyklon Download PDF

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Publication number
EP1020228A1
EP1020228A1 EP00400086A EP00400086A EP1020228A1 EP 1020228 A1 EP1020228 A1 EP 1020228A1 EP 00400086 A EP00400086 A EP 00400086A EP 00400086 A EP00400086 A EP 00400086A EP 1020228 A1 EP1020228 A1 EP 1020228A1
Authority
EP
European Patent Office
Prior art keywords
cyclone
face
sheath
wall
smoke inlet
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.)
Granted
Application number
EP00400086A
Other languages
English (en)
French (fr)
Other versions
EP1020228B1 (de
Inventor
Jean-Claude Semedard
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.)
Alstom Power Boiler SA
Original Assignee
ABB Alstom Power Combustion
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9540956&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1020228(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by ABB Alstom Power Combustion filed Critical ABB Alstom Power Combustion
Publication of EP1020228A1 publication Critical patent/EP1020228A1/de
Application granted granted Critical
Publication of EP1020228B1 publication Critical patent/EP1020228B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • F23J15/022Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
    • F23J15/027Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using cyclone separators
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04CAPPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00Apparatus in which the axial direction of the vortex is reversed
    • B04C5/02Construction of inlets by which the vortex flow is generated, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission
    • B04C5/04Tangential inlets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04CAPPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00Apparatus in which the axial direction of the vortex is reversed
    • B04C5/08Vortex chamber constructions
    • B04C5/103Bodies or members, e.g. bulkheads, guides, in the vortex chamber

Definitions

  • the present invention relates to a flue inlet duct in a separator cyclone.
  • the invention applies in particular, although not limited to, large installations, for example from 250 to 600 MW, which include several cyclone separators placed side by side at the exit of the fireplace.
  • large installations for example from 250 to 600 MW, which include several cyclone separators placed side by side at the exit of the fireplace.
  • the arrangement of the inlet sheath of a cyclone separator at the outlet of a hearth is that shown in fig. 1 where we see schematically in top view the cyclone separator 1 with its inlet sheath 2 at the outlet from the hearth 3.
  • This inlet sheath has two lateral faces 4 and 5, one face of floor and ceiling face not visible in this view.
  • Side 4 is called the underside and ends at cyclone D, and side 5 is called upper surface.
  • the solids present in part do not have time to settle in the sheath. Much of these solids therefore arrive at the entrance of the cyclone through the upper part of the sheath, where significant proportion is driven towards the gas outlet of the cyclone.
  • the present invention aims to overcome this drawback and improve the efficiency such cyclone separators.
  • the subject of the invention is therefore a flue inlet duct in a separator cyclone, said sheath comprising two lateral faces, one of which is called the upper surface and the other underside, the latter leading to the nose of cyclone D, a ceiling face and a floor face, characterized in that at least one of the lower and upper surfaces has grooves inclined downwards from the outlet of the hearth towards the separator cyclone.
  • a separator cyclone 1 with its inlet sheath 2 in elevation.
  • the face upper surface 5 has grooves 9. Such grooves can also be provided on the lower surface 4.
  • Fig. 3 is simply a simplified sketch showing the entry section of the fumes in the duct 2 in the direction of the arrow F in FIG. 2 and making it possible to identify the four sides of the duct 2: lower face 4, upper face 5, ceiling face 10 and face of floor 11.
  • These grooves 9 are inclined at an angle between 5 and 25 ° relative to the horizontal.
  • Fig. 4 is a diagram showing the section of the grooves. They have advantageously a height h of between 200 and 400 mm and a lower depth at 50 mm, and they are separated by solid parts 12 with a height h1 between 100 and 300 mm.
  • the purpose of this arrangement is to promote gravity separation at the entrance to the cyclone.
  • grooves shown are represented in the form of slots with right angles, but these grooves could have a different section, without sharp angles by example.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Cyclones (AREA)
  • Filters For Electric Vacuum Cleaners (AREA)
EP00400086A 1999-01-18 2000-01-13 Rauchgaseinlasskanal für Zyklon Expired - Lifetime EP1020228B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9900465 1999-01-18
FR9900465A FR2788454B1 (fr) 1999-01-18 1999-01-18 Gaine d'entree de fumees dans un separateur cyclone

Publications (2)

Publication Number Publication Date
EP1020228A1 true EP1020228A1 (de) 2000-07-19
EP1020228B1 EP1020228B1 (de) 2008-12-03

Family

ID=9540956

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00400086A Expired - Lifetime EP1020228B1 (de) 1999-01-18 2000-01-13 Rauchgaseinlasskanal für Zyklon

Country Status (7)

Country Link
US (1) US6258146B1 (de)
EP (1) EP1020228B1 (de)
CN (1) CN1106883C (de)
AT (1) ATE416033T1 (de)
DE (1) DE60040941D1 (de)
ES (1) ES2316338T3 (de)
FR (1) FR2788454B1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3184178A1 (de) * 2015-12-23 2017-06-28 J. Wagner AG Pulverbeschichtungsanlage zum beschichten von werkstücken

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CL2003001757A1 (es) * 2003-08-29 2005-01-21 Vulco Sa Cabezal de entrada para hidrociclon, en el cual la altura del buscador de vortice, es una fraccion de la altura de la entrada de alimentacion, la cual es rectangular, donde dicha entrada tiene un primer sector que forma una voluta horizontal, y un se
US8104622B2 (en) * 2003-08-29 2012-01-31 Vulco, S.A. Cyclone separator having an inlet head
US20060058690A1 (en) * 2004-09-10 2006-03-16 Optical Sensors, Inc. Method and instrument for automated measurement of skin perfusion pressure
US20100064951A1 (en) * 2008-09-18 2010-03-18 Storm Technologies, Inc. Multi-point emission sampling system
CN101543700B (zh) * 2009-04-17 2010-11-10 王旗 回旋式蔗渣与烟道气分离流程
PL2431096T3 (pl) * 2010-09-17 2014-05-30 General Electric Technology Gmbh Separator cyklonowy
CN102393013A (zh) * 2010-12-24 2012-03-28 上海锅炉厂有限公司 循环流化床锅炉分离器
JP5868557B1 (ja) * 2014-04-16 2016-02-24 三菱電機株式会社 油分離器

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0763384A1 (de) * 1995-09-15 1997-03-19 GEC ALSTHOM Stein Industrie Zentrifugalabschneider, insbesondere für einen Kessel mit zirkulierendem Wirbelbett

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853512A (en) * 1972-11-29 1974-12-10 Nissan Motor Air purifier
AUPM628594A0 (en) * 1994-06-17 1994-07-07 Blanche, Paul An apparatus for the separation of solids from flowing liquid
DE19630472C2 (de) * 1996-07-27 2002-10-17 Neuman & Esser Anlagenbau Gmbh Zyklon, insbesondere Zyklonabscheider und Zyklonsichter
JP3323781B2 (ja) * 1996-09-05 2002-09-09 日揮株式会社 ガス移送配管

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0763384A1 (de) * 1995-09-15 1997-03-19 GEC ALSTHOM Stein Industrie Zentrifugalabschneider, insbesondere für einen Kessel mit zirkulierendem Wirbelbett

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3184178A1 (de) * 2015-12-23 2017-06-28 J. Wagner AG Pulverbeschichtungsanlage zum beschichten von werkstücken
WO2017108198A3 (de) * 2015-12-23 2017-08-10 Wagner International Ag Pulverbeschichtungsanlage zum beschichten von werkstücken mit beschichtungspulver
EP3184178B1 (de) 2015-12-23 2018-10-17 J. Wagner AG Pulverbeschichtungsanlage zum beschichten von werkstücken
US10751744B2 (en) 2015-12-23 2020-08-25 Wagner International Ag Powder coating system for coating workpieces with coating powder

Also Published As

Publication number Publication date
FR2788454A1 (fr) 2000-07-21
CN1261557A (zh) 2000-08-02
DE60040941D1 (de) 2009-01-15
EP1020228B1 (de) 2008-12-03
CN1106883C (zh) 2003-04-30
US6258146B1 (en) 2001-07-10
ATE416033T1 (de) 2008-12-15
ES2316338T3 (es) 2009-04-16
FR2788454B1 (fr) 2001-02-23

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