ZA874478B - Method of detecting hot spots in a rotary heat exchanger - Google Patents

Method of detecting hot spots in a rotary heat exchanger

Info

Publication number
ZA874478B
ZA874478B ZA874478A ZA874478A ZA874478B ZA 874478 B ZA874478 B ZA 874478B ZA 874478 A ZA874478 A ZA 874478A ZA 874478 A ZA874478 A ZA 874478A ZA 874478 B ZA874478 B ZA 874478B
Authority
ZA
South Africa
Prior art keywords
heat exchanger
hot spots
rotary heat
detecting hot
detecting
Prior art date
Application number
ZA874478A
Other languages
English (en)
Inventor
Cullen Cox William
Calvin Goetschius Gary
Thomas Casagrande Mark
Original Assignee
The Air Preheater Company Inc.
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 The Air Preheater Company Inc. filed Critical The Air Preheater Company Inc.
Publication of ZA874478B publication Critical patent/ZA874478B/xx

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
    • F28D17/00—Regenerative heat-exchange apparatus in which a stationary intermediate heat-transfer medium or body is contacted successively by each heat-exchange medium, e.g. using granular particles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
    • F28F27/006—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus specially adapted for regenerative heat-exchange apparatus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/72—Investigating presence of flaws

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Radiation Pyrometers (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
ZA874478A 1986-06-23 1987-06-22 Method of detecting hot spots in a rotary heat exchanger ZA874478B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/877,034 US4813003A (en) 1986-06-23 1986-06-23 Method of detecting hot spots in a rotary heat exchanger

Publications (1)

Publication Number Publication Date
ZA874478B true ZA874478B (en) 1987-12-23

Family

ID=25369113

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA874478A ZA874478B (en) 1986-06-23 1987-06-22 Method of detecting hot spots in a rotary heat exchanger

Country Status (10)

Country Link
US (1) US4813003A (xx)
EP (1) EP0250743B1 (xx)
JP (1) JPH0743332B2 (xx)
KR (1) KR900007724B1 (xx)
AU (1) AU599386B2 (xx)
CA (1) CA1269149A (xx)
DE (1) DE3761168D1 (xx)
ES (1) ES2012781B3 (xx)
MX (1) MX165329B (xx)
ZA (1) ZA874478B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4928910A (en) * 1988-10-11 1990-05-29 Harmon Industries, Inc. Detection of overheated railroad wheel and axle components
US5060890A (en) * 1988-10-11 1991-10-29 Harmon Industries, Inc. Detection of overheated railroad wheel and axle components
JP2808454B2 (ja) * 1988-12-29 1998-10-08 三菱重工業株式会社 回転式空気予熱器の火災検知装置
US5173868A (en) * 1990-10-19 1992-12-22 Square D Company Scanning radiation sensor for multiple spots and apparatus and method of averaging radiation samples of same
US5097889A (en) * 1991-01-11 1992-03-24 Abb Air Preheater, Inc. Hot spot detection and supression system
FR2689226B1 (fr) * 1992-03-30 1999-05-07 Stein Industrie Dispositif de surveillance en continu de l'apparition d'un incendie dans les rechauffeurs d'air rotatifs.
US5368091A (en) * 1994-02-10 1994-11-29 Abb Air Preheater, Inc. Temperature monitoring method and system for regenerative heat exchanger
EP1682525B1 (en) * 2003-11-14 2013-12-25 3M Innovative Properties Company N-sulfonylaminocarbonyl containing compounds
CA2619920A1 (fr) * 2008-02-06 2009-08-06 Hydro-Quebec Methode pour mesurer la temperature du point chaud dans un appareil electrique contenant de l'huile

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1126466A (en) * 1964-09-21 1968-09-05 Howden James & Co Ltd Improvements in or relating to preheaters
FR1577961A (xx) * 1968-04-11 1969-08-14
US3975137A (en) * 1970-06-25 1976-08-17 Raytheon Company Burner control system
CH537578A (de) * 1971-10-29 1973-05-31 Bbc Brown Boveri & Cie Vorrichtung zur Messung der Temperaturverteilung auf der Oberfläche von periodisch bewegten Objekten sowie ein Verfahren zum Betrieb der Vorrichtung
US3854336A (en) * 1972-01-26 1974-12-17 Monsanto Co Method for detecting thermal changes on a surface
US3730259A (en) * 1972-03-02 1973-05-01 Air Preheater Hot-spot detector for heat exchanger
JPS49102397A (xx) * 1973-01-31 1974-09-27
IN141416B (xx) * 1973-06-04 1977-02-26 Svenska Rotor Maskiner Ab
GB1571488A (en) * 1975-12-19 1980-07-16 Svenska Rotor Maskiner Ab Fire detection apparatus in a preheater
US4022270A (en) * 1976-02-17 1977-05-10 The Air Preheater Company, Inc. Fire detector scanning arrangement
US4192372A (en) * 1978-08-03 1980-03-11 The Air Preheater Company, Inc. Adjustable lever for fire detection system
US4383572A (en) * 1981-12-07 1983-05-17 The Air Preheater Company, Inc. Fire detection cleaning arrangement
JPS58147635A (ja) * 1982-02-26 1983-09-02 Chino Works Ltd 野積石炭の自然発火監視装置
GB2118715B (en) * 1982-04-16 1985-07-10 Land Infrared Ltd Validating rotor segment temperature
US4480537A (en) * 1983-07-25 1984-11-06 Agronin Ronald D Method and apparatus for calendering a web

Also Published As

Publication number Publication date
ES2012781B3 (es) 1990-04-16
MX165329B (es) 1992-11-05
DE3761168D1 (de) 1990-01-18
US4813003A (en) 1989-03-14
EP0250743A1 (en) 1988-01-07
KR900007724B1 (ko) 1990-10-19
KR880000769A (ko) 1988-03-29
AU599386B2 (en) 1990-07-19
AU7457387A (en) 1987-12-24
EP0250743B1 (en) 1989-12-13
CA1269149A (en) 1990-05-15
JPS635251A (ja) 1988-01-11
JPH0743332B2 (ja) 1995-05-15

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