FR2774464B1 - Systeme de reduction des fuites radiales dans un rechauffeur d'air regeneratif pour equipement thermique - Google Patents

Systeme de reduction des fuites radiales dans un rechauffeur d'air regeneratif pour equipement thermique

Info

Publication number
FR2774464B1
FR2774464B1 FR9801136A FR9801136A FR2774464B1 FR 2774464 B1 FR2774464 B1 FR 2774464B1 FR 9801136 A FR9801136 A FR 9801136A FR 9801136 A FR9801136 A FR 9801136A FR 2774464 B1 FR2774464 B1 FR 2774464B1
Authority
FR
France
Prior art keywords
air heater
reduction system
regenerative air
thermal equipment
leak reduction
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 - Fee Related
Application number
FR9801136A
Other languages
English (en)
Other versions
FR2774464A1 (fr
Inventor
Philippe Dreisler
Paul Francin
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
GEC Alsthom Stein Industrie
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 GEC Alsthom Stein Industrie filed Critical GEC Alsthom Stein Industrie
Priority to FR9801136A priority Critical patent/FR2774464B1/fr
Priority to EP99400172A priority patent/EP0933610A1/fr
Priority to US09/241,311 priority patent/US6091061A/en
Priority to CN99102931A priority patent/CN1232157A/zh
Publication of FR2774464A1 publication Critical patent/FR2774464A1/fr
Application granted granted Critical
Publication of FR2774464B1 publication Critical patent/FR2774464B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D19/00—Regenerative heat-exchange apparatus in which the intermediate heat-transfer medium or body is moved successively into contact with each heat-exchange medium
    • F28D19/04—Regenerative heat-exchange apparatus in which the intermediate heat-transfer medium or body is moved successively into contact with each heat-exchange medium using rigid bodies, e.g. mounted on a movable carrier
    • F28D19/047—Sealing means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S165/00—Heat exchange
    • Y10S165/009—Heat exchange having a solid heat storage mass for absorbing heat from one fluid and releasing it to another, i.e. regenerator
    • Y10S165/013—Movable heat storage mass with enclosure
    • Y10S165/016—Rotary storage mass
    • Y10S165/017—Rotary storage mass with thermal expansion compensating means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S165/00—Heat exchange
    • Y10S165/051—Heat exchange having expansion and contraction relieving or absorbing means
    • Y10S165/052—Heat exchange having expansion and contraction relieving or absorbing means for cylindrical heat exchanger
    • Y10S165/06—Expandable casing for cylindrical heat exchanger

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Supply (AREA)
FR9801136A 1998-02-02 1998-02-02 Systeme de reduction des fuites radiales dans un rechauffeur d'air regeneratif pour equipement thermique Expired - Fee Related FR2774464B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9801136A FR2774464B1 (fr) 1998-02-02 1998-02-02 Systeme de reduction des fuites radiales dans un rechauffeur d'air regeneratif pour equipement thermique
EP99400172A EP0933610A1 (fr) 1998-02-02 1999-01-25 Système de réduction des fuites radiales dans un réchauffeur d'air régénératif pour équipement thermique
US09/241,311 US6091061A (en) 1998-02-02 1999-02-01 System for reducing radial leaks in a regenerative air heater for thermal equipment
CN99102931A CN1232157A (zh) 1998-02-02 1999-02-02 用于热力设备的再生空气加热器中的径向泄漏减少装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9801136A FR2774464B1 (fr) 1998-02-02 1998-02-02 Systeme de reduction des fuites radiales dans un rechauffeur d'air regeneratif pour equipement thermique

Publications (2)

Publication Number Publication Date
FR2774464A1 FR2774464A1 (fr) 1999-08-06
FR2774464B1 true FR2774464B1 (fr) 2000-04-07

Family

ID=9522448

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9801136A Expired - Fee Related FR2774464B1 (fr) 1998-02-02 1998-02-02 Systeme de reduction des fuites radiales dans un rechauffeur d'air regeneratif pour equipement thermique

Country Status (4)

Country Link
US (1) US6091061A (fr)
EP (1) EP0933610A1 (fr)
CN (1) CN1232157A (fr)
FR (1) FR2774464B1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6260607B1 (en) 1999-09-20 2001-07-17 Abb Air Preheater, Inc. Air preheater sector plate drive
US6227150B1 (en) * 2000-04-03 2001-05-08 Abb Air Preheater, Inc. Load based control system for active leakage control in air preheater
US6237674B1 (en) * 2000-09-21 2001-05-29 Alstom Power N.V. Spoked support ring for air preheater housing
US6593547B1 (en) * 2000-11-30 2003-07-15 Pacific Scientific Electro Kinetics Division Air gap deicing device
US6439170B1 (en) * 2000-12-12 2002-08-27 Alstom Power N.V. Single seam duct corner
WO2010070555A1 (fr) * 2008-12-16 2010-06-24 Etv Motors Ltd. Régénérateur rotatif pour turbine à gaz
US8973649B2 (en) * 2008-12-23 2015-03-10 Tai-Her Yang Heat exchange apparatus with a rotating disk and automatic control of heat exchange between two fluid streams by modulation of disk rotating speed and/or flow rate
US20100289223A1 (en) * 2009-05-14 2010-11-18 Birmingham James W Regenerative heat exchanger and method of reducing gas leakage therein
CN102889612A (zh) * 2012-11-01 2013-01-23 北京国电龙源环保工程有限公司 一种回转式空气预热器的密封间隙控制方法及装置
CN108458364B (zh) * 2017-10-11 2024-03-01 上海敖征实业有限公司 空气预热器冷端径向密封板位置调节装置及空气预热器
CN114174755A (zh) * 2019-05-10 2022-03-11 傲华容客有限责任公司 用于旋转再生热交换器的薄型支撑结构
WO2021229268A1 (fr) 2020-05-13 2021-11-18 Howden Group Limited Plaque de secteur à déformation parabolique
US11788468B1 (en) 2023-01-26 2023-10-17 Rtx Corporation Engine case leakage mitigation heat exchanger

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3088518A (en) * 1960-10-25 1963-05-07 Combustion Eng Differential temperature compensator for radial seals
DE2205838B2 (de) * 1972-02-08 1977-04-21 Apparatebau Rothemühle Brandt & Kritzler, 5963 Wenden Regenerativ-luftvorwaermer mit selbststaetig verstellbarer verschleissbegrenzung an den umfangsdichtungen
US4124063A (en) * 1977-08-19 1978-11-07 The Air Preheater Company, Inc. Sector plate
US4206803A (en) * 1978-12-26 1980-06-10 The Air Preheater Company, Inc. Rotor turndown sensor and control
US4301858A (en) * 1979-08-29 1981-11-24 Svenska Rotor Maskiner Ab Adjusting means of rotary regenerative sector plate heat exchangers
GB8325512D0 (en) * 1983-09-23 1983-10-26 Davidson & Co Ltd Controlling seal systems
JPS60251391A (ja) * 1984-05-29 1985-12-12 Gadelius Kk 回転再生型熱交換機のシ−ル機構
JPS62166292A (ja) * 1986-01-20 1987-07-22 Mitsubishi Heavy Ind Ltd 回転式空気予熱器
US4823861A (en) * 1988-09-06 1989-04-25 The Babcock & Wilcox Company Fire detection device for regenerative air heater
US5513695A (en) * 1994-02-24 1996-05-07 Abb Air Preheater, Inc. Support of incompressible heat transfer surface in rotary regenerative air preheaters

Also Published As

Publication number Publication date
EP0933610A1 (fr) 1999-08-04
CN1232157A (zh) 1999-10-20
US6091061A (en) 2000-07-18
FR2774464A1 (fr) 1999-08-06

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Legal Events

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ST Notification of lapse