RU2007125862A - Tunnel furnace for ceramic products - Google Patents

Tunnel furnace for ceramic products Download PDF

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Publication number
RU2007125862A
RU2007125862A RU2007125862/03A RU2007125862A RU2007125862A RU 2007125862 A RU2007125862 A RU 2007125862A RU 2007125862/03 A RU2007125862/03 A RU 2007125862/03A RU 2007125862 A RU2007125862 A RU 2007125862A RU 2007125862 A RU2007125862 A RU 2007125862A
Authority
RU
Russia
Prior art keywords
furnace
devices
burners
combustion
channel
Prior art date
Application number
RU2007125862/03A
Other languages
Russian (ru)
Other versions
RU2441187C2 (en
Inventor
Джузеппе ПИФФЕРИ (IT)
Джузеппе ПИФФЕРИ
Original Assignee
Сакми Форни С.П.А. (It)
Сакми Форни С.П.А.
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
Priority to IT000094A priority Critical patent/ITRE20060094A1/en
Priority to ITRE2006A000094 priority
Application filed by Сакми Форни С.П.А. (It), Сакми Форни С.П.А. filed Critical Сакми Форни С.П.А. (It)
Publication of RU2007125862A publication Critical patent/RU2007125862A/en
Application granted granted Critical
Publication of RU2441187C2 publication Critical patent/RU2441187C2/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30Details, accessories, or equipment peculiar to furnaces of these types
    • F27B9/36Arrangements of heating devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N1/00Regulating fuel supply
    • F23N1/002Regulating fuel supply using electronic means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23NREGULATING OR CONTROLLING COMBUSTION
    • F23N3/00Regulating air supply or draught
    • F23N3/002Regulating air supply or draught using electronic means
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30Details, accessories, or equipment peculiar to furnaces of these types
    • F27B9/40Arrangements of controlling or monitoring devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D19/00Arrangements of controlling devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00Arrangements of monitoring devices; Arrangements of safety devices
    • F27D21/02Observation or illuminating devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27MINDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
    • F27M2001/00Composition, conformation or state of the charge
    • F27M2001/15Composition, conformation or state of the charge characterised by the form of the articles
    • F27M2001/1504Ceramic articles
    • F27M2001/1508Articles of relatively small dimensions
    • F27M2001/1517Tiles

Claims (11)

1. A tunnel kiln (1) for ceramic products, containing two opposite side walls (2), horizontal roller conveyor (5), designed to hold and move the layer of tiles (100) inside the kiln (1), the first set of burners (51) and a second set of burners (52) located along two side walls and facing the opposite wall, each burner (51) of the first set is provided with only an axial flame nozzle in order to heat the central zone of the tunnel, with each burner (52) of the second set equipped with at least a nozzle for a radially directed flame so as to heat the zone close to the side wall of the tunnel, each burner (51, 52) of the first and second sets is connected to a common channel (60) for combustible gas and, accordingly, to the first (510) and second (520) channels for supporting the combustion substance, the furnace contains devices (523) for detecting size mismatches compared to the project for products leaving the furnace (1), a control unit (522) for receiving data from devices ( 523) for detection, devices (52 1) for regulating the flow rate of the combustion-supporting substance entering the burners (52) of the second set located in the second channel (520) for the combustion-supporting substance, devices (521) for controlling the flow rate of the combustion-supporting substance controlled by the control unit ( 522), which is programmed to control the devices (521) for regulation in accordance with the data received from the devices (523) for detection.
2. The furnace (1) according to claim 1, characterized in that the second channel (520) for the combustion-supporting substance contains a collector, from which many channels (524) for the combustion-supporting substance depart, each channel (524) leads to one burner ( 52) a second set of burners.
3. The furnace (1) according to claim 2, characterized in that the adjustment devices (521) are located in each of the channels (524) that feed the burners (52) of the second set.
4. The furnace (1) according to claim 2, characterized in that the control devices (521) are located in the collector for the combustion-supporting substance.
5. The furnace (1) according to claim 1, characterized in that the second set of burners (52) is formed by a plurality of burners arranged alternately with the burners (51) of the first set.
6. The furnace (1) according to claim 1, characterized in that the burners (52) of the second set further comprise an axial flame nozzle.
7. The furnace (1) according to claim 1, characterized in that each side wall (2) contains two rows (31, 32) of burners, one of which (31) is located above the roller conveyor (5), and the second (32) located below the roller conveyor (5).
8. The furnace (1) according to claim 7, characterized in that in each row (31, 32) the burners of the first and second sets are arranged alternately.
9. The furnace (1) according to claim 1, characterized in that the detection devices (523) comprise an automatic system for determining the size and / or flatness of a ceramic product exiting the tunnel.
10. The furnace (1) according to claim 1, characterized in that the devices for regulating the flow rate comprise an actuated valve (521).
11. The furnace (1) according to claim 1, characterized in that it further comprises devices (81, 82) for determining pressure, located respectively in the first channel and in the second channel for supporting the combustion substance, while the devices for determining pressure are connected with control unit (522).
RU2007125862/02A 2006-07-28 2007-07-10 Tunnel furnace for ceramic items RU2441187C2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT000094A ITRE20060094A1 (en) 2006-07-28 2006-07-28 Tunnel kiln for ceramic products
ITRE2006A000094 2006-07-28

Publications (2)

Publication Number Publication Date
RU2007125862A true RU2007125862A (en) 2009-01-20
RU2441187C2 RU2441187C2 (en) 2012-01-27

Family

ID=38792039

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2007125862/02A RU2441187C2 (en) 2006-07-28 2007-07-10 Tunnel furnace for ceramic items

Country Status (10)

Country Link
EP (1) EP1884730B1 (en)
CN (1) CN101113873B (en)
AT (1) AT535768T (en)
BR (1) BRPI0703052A (en)
ES (1) ES2377240T3 (en)
IT (1) ITRE20060094A1 (en)
MX (1) MX2007008526A (en)
PL (1) PL1884730T3 (en)
PT (1) PT1884730E (en)
RU (1) RU2441187C2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101943519B (en) * 2009-07-08 2012-08-08 王文庭 Green brick automatic regulating device
CN102679726B (en) * 2012-05-24 2014-05-07 江苏丰东炉业股份有限公司 Natural gas heating furnace and smoke exhaust system thereof
CN102759269B (en) * 2012-08-06 2015-03-04 泉州恒灼热力机械有限公司 Double-combustion-supporting igniting combustor of roller kiln
CN102809285B (en) * 2012-08-08 2014-02-26 广东四通集团股份有限公司 Large-section high-efficiency energy-saving type gas tunnel kiln
CN106196169B (en) * 2016-09-18 2019-04-09 北京航天动力研究所 A kind of replaceable ignition flame radial spray device of applied at elevated temperature
IT201900012288A1 (en) * 2019-07-18 2021-01-18 Sacmi Forni Spa METHOD AND OVEN FOR COOKING BASIC CERAMIC ARTICLES SUBSTANTIALLY FLAT

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1152483A (en) * 1995-09-13 1997-06-25 丹尼利机械厂联合股票公司 Method of heating-furnace temp. having controlled soaking oxidation sorrounding and furnace embodied
IT1287623B1 (en) * 1996-02-22 1998-08-06 Sacmi Forni Spa Cooling element, particularly for tunnel ovens
IT1287626B1 (en) * 1996-02-27 1998-08-06 Sacmi Forni Spa Single-layer kiln for tiles
US6454562B1 (en) * 2000-04-20 2002-09-24 L'air Liquide-Societe' Anonyme A' Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Oxy-boost control in furnaces
DE10058186A1 (en) * 2000-11-23 2001-06-13 Sacmi Forni Spa Single-layer oven for firing ceramic tiles incorporates a tunnel housing a motor-driven gravity roller table for transporting a layer of tiles and two series of burners with different ratings in the tunnel's sidewalls.
FR2829232B1 (en) * 2001-09-06 2004-08-20 Air Liquide Method for improving the temperature profile of an oven
CN2539120Y (en) * 2002-05-22 2003-03-05 邯郸钢铁股份有限公司 Decentralized reverse control heating furnace
ITMO20030218A1 (en) * 2003-07-25 2005-01-26 Tck Societa A Responsabilita Li Mitata Control system of a ceramic kiln.
JP4998655B2 (en) * 2004-09-30 2012-08-15 Jfeスチール株式会社 Combustion control method for continuous heating furnace

Also Published As

Publication number Publication date
ES2377240T3 (en) 2012-03-23
ITRE20060094A1 (en) 2008-01-29
EP1884730A3 (en) 2010-03-17
EP1884730A2 (en) 2008-02-06
PT1884730E (en) 2012-03-02
MX2007008526A (en) 2008-10-29
AT535768T (en) 2011-12-15
EP1884730B1 (en) 2011-11-30
PL1884730T3 (en) 2012-05-31
CN101113873B (en) 2011-08-10
BRPI0703052A (en) 2008-03-25
RU2441187C2 (en) 2012-01-27
CN101113873A (en) 2008-01-30

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Legal Events

Date Code Title Description
MM4A The patent is invalid due to non-payment of fees

Effective date: 20140711