DE69012815T2 - Luftbehandlungsanlage und verfahren zur verringerung des luftaustausches zwischen der umgebung und dem inneren der anlage. - Google Patents

Luftbehandlungsanlage und verfahren zur verringerung des luftaustausches zwischen der umgebung und dem inneren der anlage.

Info

Publication number
DE69012815T2
DE69012815T2 DE69012815T DE69012815T DE69012815T2 DE 69012815 T2 DE69012815 T2 DE 69012815T2 DE 69012815 T DE69012815 T DE 69012815T DE 69012815 T DE69012815 T DE 69012815T DE 69012815 T2 DE69012815 T2 DE 69012815T2
Authority
DE
Germany
Prior art keywords
opening
air
pct
housing
air treatment
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
DE69012815T
Other languages
English (en)
Other versions
DE69012815D1 (de
Inventor
Leif Jaxmar
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.)
John Bean Technologies AB
Original Assignee
Frigoscandia Food Process Systems AB
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 Frigoscandia Food Process Systems AB filed Critical Frigoscandia Food Process Systems AB
Application granted granted Critical
Publication of DE69012815D1 publication Critical patent/DE69012815D1/de
Publication of DE69012815T2 publication Critical patent/DE69012815T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/40—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by drying or kilning; Subsequent reconstitution
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/02—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating materials in packages which are progressively transported, continuously or stepwise, through the apparatus
    • A23L3/04—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating materials in packages which are progressively transported, continuously or stepwise, through the apparatus with packages on endless chain or band conveyors
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/16—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials
    • A23L3/18—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials while they are progressively transported through the apparatus
    • A23L3/185—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by heating loose unpacked materials while they are progressively transported through the apparatus in solid state
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/36—Freezing; Subsequent thawing; Cooling
    • A23L3/361—Freezing; Subsequent thawing; Cooling the materials being transported through or in the apparatus, with or without shaping, e.g. in form of powder, granules, or flakes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D13/00—Stationary devices, e.g. cold-rooms
    • F25D13/06—Stationary devices, e.g. cold-rooms with conveyors carrying articles to be cooled through the cooling space
    • F25D13/067—Stationary devices, e.g. cold-rooms with conveyors carrying articles to be cooled through the cooling space with circulation of gaseous cooling fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/008—Seals, locks, e.g. gas barriers or air curtains, for drying enclosures

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Treating Waste Gases (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Structure Of Belt Conveyors (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pretreatment Of Seeds And Plants (AREA)
DE69012815T 1989-05-31 1990-05-30 Luftbehandlungsanlage und verfahren zur verringerung des luftaustausches zwischen der umgebung und dem inneren der anlage. Expired - Fee Related DE69012815T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8901949A SE463890B (sv) 1989-05-31 1989-05-31 Luftbehandlingsanlaeggning och saett att balansera tryckskillnader i en saadan
PCT/SE1990/000363 WO1990015294A1 (en) 1989-05-31 1990-05-30 Air treatment plant and method for balancing pressure differences in such a plant

Publications (2)

Publication Number Publication Date
DE69012815D1 DE69012815D1 (de) 1994-10-27
DE69012815T2 true DE69012815T2 (de) 1995-03-09

Family

ID=20376114

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69012815T Expired - Fee Related DE69012815T2 (de) 1989-05-31 1990-05-30 Luftbehandlungsanlage und verfahren zur verringerung des luftaustausches zwischen der umgebung und dem inneren der anlage.

Country Status (10)

Country Link
US (1) US5226295A (de)
EP (1) EP0474755B1 (de)
JP (1) JPH05500554A (de)
AT (1) ATE112043T1 (de)
AU (1) AU624254B2 (de)
CA (1) CA2056413C (de)
DE (1) DE69012815T2 (de)
ES (1) ES2060176T3 (de)
SE (1) SE463890B (de)
WO (1) WO1990015294A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5334406A (en) * 1993-02-26 1994-08-02 The Boc Group, Inc. Method and device for transmitting heating or cooling medium to a food product on a moving substrate
US5974692A (en) * 1998-05-06 1999-11-02 Frigoscandia Equipment Ab Apparatus for air-treatment of products
ES2184533B1 (es) * 1999-05-12 2004-03-01 Aleman Luis Morata Procedimiento de pasteurizacion de alimentos y tunel de pasteurizacion para utilizarlo con dicho procedimiento.
FR2851426B1 (fr) * 2003-02-21 2006-05-26 C I M S Dispositif de refroidissement de produits alimentaires, integrant des moyens de formation d'un flux d'air froid lamellaire
ES2349615T3 (es) * 2004-02-06 2011-01-07 Mayekawa Mfg. Co., Ltd. Dispositivo de transporte extensible y sistema de transporte de alimentos que presenta el mismo.
US7497770B2 (en) * 2005-02-16 2009-03-03 Hussmann Corporation Air louver for a refrigerated display case
JP7018282B2 (ja) * 2017-09-28 2022-02-10 株式会社前川製作所 スパイラルコンベア式フリーザ装置
US11485581B2 (en) 2019-10-29 2022-11-01 John Bean Technologies Ab Air balance tunnel for spiral conveyor
CN111156772A (zh) * 2020-01-19 2020-05-15 河南千年冷冻设备有限公司 一种平网式速冻机进出料口压力平衡装置
CN111473583A (zh) * 2020-04-12 2020-07-31 麦卡尼食品设备(中山)有限公司 一种设置有风扇保持内外气压平衡的结构及其工作原理
WO2023227532A1 (en) * 2022-05-23 2023-11-30 Ocado Innovation Limited Multi-temperature storage system

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1981298A (en) * 1930-06-14 1934-11-20 Hussmann Ligonier Company Refrigerator display case
DE1241850B (de) * 1961-02-27 1967-06-08 Chicago Stock Yard Turbo Refri Vorrichtung zur Aufrechterhaltung eines laminaren Luftschleiers an OEffnungen, insbesondere von Kuehlraeumen
US3203337A (en) * 1961-02-27 1965-08-31 Dual Jet Refrigeration Company Refrigerated display case and elements thereof
US3293879A (en) * 1965-01-11 1966-12-27 Kitchens Of Sara Lee Inc Gas barriers for an article conveyor
US3299659A (en) * 1965-04-01 1967-01-24 Frick Co Fluid seal for freezing chamber openings
US3282067A (en) * 1965-04-01 1966-11-01 Frick Co Sealing means for conveyor ports of a material treatment chamber
US3315492A (en) * 1966-02-21 1967-04-25 Frick Co Continuous once through material treatment apparatus
US3645191A (en) * 1969-08-14 1972-02-29 Gunnar C Asker Air screen spray nozzle
JPS4889439A (de) * 1972-02-29 1973-11-22
JPS50107552A (de) * 1974-01-31 1975-08-25
US3943836A (en) * 1974-08-15 1976-03-16 Vent-Cair, Inc. Apparatus for removing fumes from the space above a cooking appliance in a restaurant
SE410765B (sv) * 1978-09-06 1979-10-29 Frigoscandia Contracting Ab Infrysningsanleggning for livsmedelsprodukter
JPS57144524A (en) * 1981-03-02 1982-09-07 Canon Inc Electrooptical display device
SE436491B (sv) * 1982-06-22 1984-12-17 Frigoscandia Contracting Ab Anordning for luftbehandling av produkter
US4696226A (en) * 1986-08-28 1987-09-29 Witmer Warner H Fluid barrier curtain system
US4813245A (en) * 1988-01-13 1989-03-21 Liquid Air Corporation High efficiency linear freezer

Also Published As

Publication number Publication date
EP0474755B1 (de) 1994-09-21
SE8901949L (sv) 1990-12-01
US5226295A (en) 1993-07-13
ES2060176T3 (es) 1994-11-16
SE8901949D0 (sv) 1989-05-31
WO1990015294A1 (en) 1990-12-13
AU5818090A (en) 1991-01-07
AU624254B2 (en) 1992-06-04
JPH05500554A (ja) 1993-02-04
CA2056413C (en) 1999-12-28
EP0474755A1 (de) 1992-03-18
CA2056413A1 (en) 1990-12-01
DE69012815D1 (de) 1994-10-27
SE463890B (sv) 1991-02-04
ATE112043T1 (de) 1994-10-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee