EP1060356A1 - Plaque de grille pour refroidisseur - Google Patents
Plaque de grille pour refroidisseurInfo
- Publication number
- EP1060356A1 EP1060356A1 EP99906231A EP99906231A EP1060356A1 EP 1060356 A1 EP1060356 A1 EP 1060356A1 EP 99906231 A EP99906231 A EP 99906231A EP 99906231 A EP99906231 A EP 99906231A EP 1060356 A1 EP1060356 A1 EP 1060356A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- plate
- cooling gas
- fins
- plate according
- support surface
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
- F27D15/0206—Cooling with means to convey the charge
- F27D15/0213—Cooling with means to convey the charge comprising a cooling grate
- F27D15/022—Cooling with means to convey the charge comprising a cooling grate grate plates
Definitions
- the present invention relates to a grid plate for a cooler of bulk materials leaving an oven and having the overall shape of an inverted box with a support surface for supporting and advancing a layer of material to be cooled. using a cooling gas passing through said plate.
- Such coolers are used in particular in cement for cooling the clinker at the outlet of the furnace.
- These plates are grouped in transverse rows, the front parts of which overlap with the rear parts of the rows which precede them to form a staircase cooling plan.
- the progression of the material to be cooled is generally ensured by an alternating arrangement of fixed rows and movable rows, the latter being driven back and forth in the direction of the progression of the material.
- the object of the present invention is to provide a new grid plate for cooler which allows more efficient cooling, both of the material to be cooled and of the plate itself and, consequently, a longer service life.
- the plate provided by the present invention is characterized in that the front part of the plate seen in the direction of progression of the material, consists of overlapping fins inclined with a rising slope, defining transverse cavities in the bearing surface and in that the overlapping parts of two adjacent fins define narrow channels for the passage of the cooling gas.
- These channels preferably have a longitudinal section in the form of a rounded elbow with an angle of less than 90 ° opening vertically into the underside of the support surface and obliquely into the bottom of each cavity.
- the surfaces directly exposed to wear are small and are limited to the edge of the plate as well as to the upper edges of the fins, the rest being protected by the material remaining in the cavities forming material-material interfaces.
- each fin is preferably in the form of a transverse vertical rib.
- the plane of the part consisting of fins may be in an upward slope relative to the plane of the rear smooth part of the plate.
- the plate shown in Figures 1 and 2 has an upper surface 1 0 which ends at the front by a vertical front edge 1 2.
- the upper surface 1 0 has a smooth area 1 0a at the rear which is engaged under the front zone of the back plate not shown, as well as a zone 1 0b at the front located above the rear zone 1 0 a of the plate situated in front. Consequently, when the plates are grouped in successive rows, it is essentially the zones 1 0b which are exposed to the material to be cooled, the zones 1 0 being only partially so during the back-and-forth movement. .
- the zone 10b is slightly inclined in an upward slope in the direction of progression of the material, relative to the plane of the rear zone 1 0a.
- the invention however also applies when the two zones 10a and 10b are in the same plane.
- the front zone 10b consists of several overlapping oblique fins 14 extending transversely between the longitudinal edges 1 6 and 1 8. These fins define between them transverse cavities 20 retaining the material to be cooled and forming thus matter-matter interfaces.
- the overlapping parts of two adjacent fins 1 4 define narrow and elongated channels 22 for the passage of cooling gas. Between the channels 22, the fins 1 4 can be connected together.
- Each fin 1 4 further comprises, on its underside, a transverse rib 24 with rounded edge defining with the rounded edge of the preceding fin 14 a vertical entry in each channel 22 as well as a bend in the channel with soft curvature. This shape of the channels 22 ensures perfect guidance of the cooling gases with a minimum pressure drop.
- each fin 14 can be formed in the form of a transverse vertical rib 26. These ribs 26 slow down the progression of the material and thus improve its cooling.
- the front edge 28 of the first fin 1 4 is rounded and also forms the front edge of the plate.
- the front edge 12 1 of each plate also includes vents 30 for cooling gas outlet.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Furnace Details (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Baking, Grill, Roasting (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE9800143A BE1011760A3 (fr) | 1998-02-24 | 1998-02-24 | Plaque de grille pour un refroidisseur. |
BE9800143 | 1998-02-24 | ||
PCT/EP1999/000935 WO1999044001A1 (fr) | 1998-02-24 | 1999-02-09 | Plaque de grille pour refroidisseur |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1060356A1 true EP1060356A1 (fr) | 2000-12-20 |
EP1060356B1 EP1060356B1 (fr) | 2002-06-12 |
Family
ID=3891119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99906231A Expired - Lifetime EP1060356B1 (fr) | 1998-02-24 | 1999-02-09 | Plaque de grille pour refroidisseur |
Country Status (11)
Country | Link |
---|---|
US (1) | US6290493B1 (fr) |
EP (1) | EP1060356B1 (fr) |
AU (1) | AU2623699A (fr) |
BE (1) | BE1011760A3 (fr) |
BR (1) | BR9907685A (fr) |
DE (1) | DE69901801T2 (fr) |
ES (1) | ES2177241T3 (fr) |
ID (1) | ID28084A (fr) |
PT (1) | PT1060356E (fr) |
TR (1) | TR200002208T2 (fr) |
WO (1) | WO1999044001A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011151130A1 (fr) | 2010-06-03 | 2011-12-08 | Magotteaux International S.A. | Plaque de grille |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6405661B1 (en) * | 2001-03-22 | 2002-06-18 | New York State Electric & Gas Corporation | Combustion enhancing air foil |
DE10117225A1 (de) * | 2001-04-06 | 2002-10-10 | Bmh Claudius Peters Gmbh | Kühlrost für einen Schüttgutkühler |
JP3404490B1 (ja) * | 2002-05-27 | 2003-05-06 | 電気化学工業株式会社 | 可動火格子 |
DE102007019530C5 (de) * | 2007-04-25 | 2018-01-04 | Alite Gmbh | Verfahren und Einrichtung zum Kühlen einer auf einem Förderrost liegenden Schüttgutschicht |
DE102011080998B4 (de) * | 2011-08-16 | 2016-07-14 | IKN GmbH Ingenieurbüro-Kühlerbau-Neustadt | Kühlrost und Rostsegment zum Kühlen von Zementklinker |
DE102014008010B4 (de) * | 2014-06-05 | 2018-11-29 | Khd Humboldt Wedag Gmbh | Rostplatte für einen Rostkühler |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT8221044V0 (it) * | 1982-03-05 | 1982-03-05 | F G S Fonderia Ghise E Acciai | Piastre per trasportatori e raffreddatori di materiali granulari caldi. |
FR2543116B1 (fr) * | 1983-03-24 | 1985-07-26 | Gatx Fuller Sa | Plaque pour transporteur du type oscillant et transporteur correspondant |
DE3332592C1 (de) * | 1983-09-08 | 1985-05-15 | Karl von Dipl.-Ing. Dipl.-Wirtsch.-Ing. 3057 Neustadt Wedel | Aus Rostelementen zusammengesetzter Rostboden fuer Schuettgueter,wie Zementklinker |
DE4039015A1 (de) * | 1990-12-04 | 1992-06-11 | Zementanlagen Und Maschinenbau | Rostplatte |
DE4103866A1 (de) * | 1991-02-07 | 1992-08-13 | Zementanlagen Und Maschinenbau | Rostplatte |
DE19537904A1 (de) * | 1995-06-28 | 1997-01-02 | Krupp Polysius Ag | Rostplatte |
-
1998
- 1998-02-24 BE BE9800143A patent/BE1011760A3/fr not_active IP Right Cessation
-
1999
- 1999-02-09 BR BR9907685-3A patent/BR9907685A/pt not_active IP Right Cessation
- 1999-02-09 WO PCT/EP1999/000935 patent/WO1999044001A1/fr active IP Right Grant
- 1999-02-09 TR TR2000/02208T patent/TR200002208T2/xx unknown
- 1999-02-09 AU AU26236/99A patent/AU2623699A/en not_active Abandoned
- 1999-02-09 ID IDW20001912A patent/ID28084A/id unknown
- 1999-02-09 DE DE69901801T patent/DE69901801T2/de not_active Expired - Lifetime
- 1999-02-09 EP EP99906231A patent/EP1060356B1/fr not_active Expired - Lifetime
- 1999-02-09 ES ES99906231T patent/ES2177241T3/es not_active Expired - Lifetime
- 1999-02-09 PT PT99906231T patent/PT1060356E/pt unknown
- 1999-02-09 US US09/622,752 patent/US6290493B1/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO9944001A1 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011151130A1 (fr) | 2010-06-03 | 2011-12-08 | Magotteaux International S.A. | Plaque de grille |
US9677816B2 (en) | 2010-06-03 | 2017-06-13 | Magotteaux International S.A | Grid plate |
Also Published As
Publication number | Publication date |
---|---|
AU2623699A (en) | 1999-09-15 |
EP1060356B1 (fr) | 2002-06-12 |
ID28084A (id) | 2001-05-03 |
TR200002208T2 (tr) | 2000-12-21 |
BR9907685A (pt) | 2000-11-14 |
WO1999044001A1 (fr) | 1999-09-02 |
BE1011760A3 (fr) | 1999-12-07 |
US6290493B1 (en) | 2001-09-18 |
DE69901801T2 (de) | 2003-01-09 |
DE69901801D1 (de) | 2002-07-18 |
PT1060356E (pt) | 2002-10-31 |
ES2177241T3 (es) | 2002-12-01 |
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