Disclosed herein is a metallurgical furnace and roof having a drain system. The roof has a roof body comprising a top surface having a center opening, a bottom surface opposite the top surface, and an outer sidewall connecting the top surface to the bottom surface. The outer sidewall, the bottom surface and the top surface define an interior portion. An internal spray cooling system is disposed in the interior portion of the body. A drain system is integral with the body. The drain system has a roof evacuation conduit disposed outside the interior portion and configured to collect spay coolant from the interior portion of the body. The drain system additionally has a drain box having a vent and an exit pipe, wherein the roof evacuation conduit channels spent coolant by gravity into the drain box which is evacuated under gravity by the exit pipe.
An apparatus is disclosed for a metallurgical furnace having a sensor port assembly for sensing an interior volume of the metallurgical furnace. The sensor port assembly has a sensor housing. A first assembly tube having a first end coupled to the sensor housing and a second end. The sensor port assembly has a second assembly tube having a third end and a fourth end. The second end of the first assembly tube is coupled to the second assembly tube between the third end and the fourth end. The second assembly tube has a second interior diameter fluidly coupled to a first interior diameter of the first assembly tube. An actuator housing is coupled to the fourth end of the second assembly tube. The actuator housing is coupled to a piston moveable from a first position between the fourth end and the junction and second position exiting the third end.
A sidewall or roof for a metallurgical furnace is disclosed herein. The sidewall has a cover plate and a hot plate coupled in a spaced apart relation to the cover plate forming an inner volume of the sidewall. The hot plate is configured to contact molten material. A spray cool system is disposed in the interior volume of the sidewall and configured to spray coolant on the hot plate. The hot plate has an inner surface configured to face an interior volume of the metallurgical furnace. The hot plate has an outer surface exposed to the inner volume of the sidewall. A plurality of cooling features extend from the outer surface of the hot plate in a spaced apart relationship. The cooling features are configured to enhance the cooling of the hot plate by the spray cool system.
A sidewall suitable for use in a metallurgical furnace is provided. The sidewall has an upper wall, and an outer wall is coupled to the upper wall and extends downward from the upper wall. An inner wall is coupled to the upper wall and extends downward from the upper wall. The inner wall has an inner surface facing and circumscribed by the outer wall. A bottom wall is coupled to the inner wall. The bottom wall has a bottom extension wall extending away from the inner wall. A liner wall is attached to the bottom extension wall and extends upward in a spaced apart relationship to the inner wall. A spray cooling assembly is disposed between the inner wall and the outer wall. The spray cooling assembly is configured to spray coolant on the inner surface of the inner wall.
Described herein is a sidewall suitable for use in a metallurgical furnace, and metallurgical furnace having the same. The sidewall has an upper wall, an outer wall coupled to an outer side of the upper wall, and extending downward from the outer wall. A sloped wall is coupled to an inner side of the upper wall. The sloped wall extends downward and inward from the upper wall. The sloped wall has a first surface facing the outer wall and a second surface facing a centerline of the sidewall. A spray cooling assembly is disposed between the sloped wall and the outer wall. The spray cooling assembly is configured to spray coolant on the first surface of the sloped wall.
B05B 1/20 - Tuyaux ou goulottes perforés, p. ex. rampes de pulvérisationÉléments de sortie pour ces dispositifs
F27B 3/08 - Fours à sole, p. ex. fours à réverbérationFours à arc électrique à chauffage électrique, p. ex. fours à arc électrique, avec ou sans une autre source de chaleur
One or more embodiments of a burner panel for a metallurgical furnace is described herein. The burner panel has a body having a top surface, a bottom surface, a left surface, a right surface, and a front surface surrounding an interior burner area. A spray-cool system disposed in the interior area. A burner tube at least partially disposed in the interior burner area and extends into the front surface. The burner tube is configured to accept a burner.
One embodiment is a cooling system for regulating temperature of a surface of a metallurgical furnace. The cooling system includes a plurality of spray conduits. Each spray conduit has one or more control valves and has a plurality of nozzles. A plurality of temperature sensors are disposed proximate the surface of the metallurgical furnace. A control system adjusts the control valves of the plurality of spray conduits in response to temperature information derived from the plurality of temperature sensors.
One or more embodiments of a burner panel for a metallurgical furnace is described herein. The burner panel has a body having a top surface, a bottom surface, a left surface, a right surface, and a front surface surrounding an interior burner area. A spray-cool system disposed in the interior area. A burner tube at least partially disposed in the interior burner area and extends into the front surface. The burner tube is configured to accept a burner.
A method for venting a spray-cooled roof of a ladle metallurgical furnace is provided herein. The method begins by processing molten metal materials in a ladle metallurgical furnace having a spray-cooled roof with an opening configured for one or more electrodes to pass there through and an integrated hood. Process gases and fumes are extracted through a channel having walls disposed within an enclosed space of the spray-cooled roof. The walls of the channel are cooled with a spray-cool system extends between the walls of the channel and a top of the spray-cooled roof.
Disclosed herein is a metallurgical furnace and roof having a drain system. The roof has a roof body comprising a top surface having a center opening, a bottom surface opposite the top surface, and an outer sidewall connecting the top surface to the bottom surface. The outer sidewall, the bottom surface and the top surface define an interior portion. An internal spray cooling system is disposed in the interior portion of the body. A drain system is integral with the body. The drain system has a roof evacuation conduit disposed outside the interior portion and configured to collect spay coolant from the interior portion of the body. The drain system additionally has a drain box having a vent and an exit pipe, wherein the roof evacuation conduit channels spent coolant by gravity into the drain box which is evacuated under gravity by the exit pipe.
One or more embodiments of a burner panel for a metallurgical furnace is described herein. The burner panel has a body having a top surface, a bottom surface, a left surface, a right surface, and a front surface surrounding an interior burner area. A spray-cool system disposed in the interior area. A burner tube at least partially disposed in the interior burner area and extends into the front surface. The burner tube is configured to accept a burner.
Disclosed herein is a metallurgical furnace and roof for the same. The roof has a body. The body has a top surface having a center. The top surface has a center opening disposed about the center. The body has a bottom surface opposite the top surface. An outer sidewall connects the top surface to the bottom surface. The outer sidewall, bottom surface and top surface define an interior portion, wherein the outer sidewall has a lift side and a hood side. An internal spray cooling system is disposed in the interior portion of the body. Lift brackets are disposed on the top surface. The lift brackets are configured to support the entire weight of the roof when suspended by a crane, wherein all the lift brackets are disposed in a first segment of the roof.
One embodiment is a cooling system for regulating temperature of a surface of a metallurgical furnace. The cooling system includes a plurality of spray conduits. Each spray conduit has one or more control valves and has a plurality of nozzles. A plurality of temperature sensors are disposed proximate the surface of the metallurgical furnace. A control system adjusts the control valves of the plurality of spray conduits in response to temperature information derived from the plurality of temperature sensors.
An apparatus is disclosed for a metallurgical furnace having a roof with an integrated off-gas hood. The roof has a hollow metal roof. The hollow metal roof has a top, a bottom, an outer sidewall and an inner sidewall. An opening extends from the top to the bottom and is defined by the inner sidewall. The opening is configured for one or more electrodes to pass therethrough. An enclosed space is defined between the top, the bottom, the inner sidewall and the outer sidewall. A spray-cooled system is disposed in the enclosed space and configured to spray coolant in the enclosed space on the bottom surface of the hollow metal roof. A channel having walls is disposed through the enclosed space, wherein the spray-cooled system extends between the top of the hollow metal roof and the wall of the channel.
Described herein is a sidewall suitable for use in a metallurgical furnace, and metallurgical furnace having the same. The sidewall has an upper wall, an outer wall coupled to an outer side of the upper wall, and extending downward from the outer wall. A sloped wall is coupled to an inner side of the upper wall. The sloped wall extends downward and inward from the upper wall. The sloped wall has a first surface facing the outer wall and a second surface facing a centerline of the sidewall. A spray cooling assembly is disposed between the sloped wall and the outer wall. The spray cooling assembly is configured to spray coolant on the first surface of the sloped wall.
F27D 1/12 - CarcassesGarnissagesParoisVoûtes comportant des dispositions de refroidissement
F27B 3/08 - Fours à sole, p. ex. fours à réverbérationFours à arc électrique à chauffage électrique, p. ex. fours à arc électrique, avec ou sans une autre source de chaleur
F27D 9/00 - Refroidissement des fours ou des charges s'y trouvant
One or more embodiments of a burner panel for a metallurgical furnace is described herein. The burner panel has a body. The body has a front face, a first side surface, and a second side surface. Additionally, the body has a hollow extending between the first side surface, second side surface, and the front face. A middle portion of the body extends from the hollow toward the interior face. A burner tube is disposed through the middle portion of the body. The burner tube has an exterior portion having an entry and an exit disposed at the font face. An internal mounting flange extends along the first side surface and the second side surface. The body of the burner panel has no internal plumbing for cooling.
One or more embodiments of a burner panel for a metallurgical furnace is described herein. The burner panel has a body having a top surface, a bottom surface, a left surface, a right surface, and a front surface surrounding an interior burner area. A spray-cool system disposed in the interior area. A burner tube at least partially disposed in the interior burner area and extends into the front surface. The burner tube is configured to accept a burner.
An apparatus is disclosed for a split spray-cooled roof for a tilting metallurgical furnace. The split spray-cooled roof has a center, a first hollow metal roof section and a second hollow metal roof section. The first and second hollow roof sections are attached together along a prescription split line. The prescription split line having a first split line and a second split line, wherein the first split line is not aligned with the second split line and wherein the first and second split line are not aligned with the center.
F27D 1/18 - Montures de portesPortes, couvercles ou couvercles amovibles
F27D 3/14 - Chargement ou déchargement d'un matériau liquide ou fondu
F27D 9/00 - Refroidissement des fours ou des charges s'y trouvant
F27D 11/08 - Chauffage par décharge électrique, p. ex. décharge d'arc
H05B 7/20 - Chauffage direct à arc, c.-à-d. au moins une extrémité de l'arc agissant directement sur le matériau à chauffer, y compris le chauffage par résistance additionnel produit par le courant d'arc traversant le matériau à chauffer
20.
Drain pump for a spray-cooled metallurgical furnace
An apparatus is disclosed for a spray-cooled roof of a tilting metallurgical furnace having a drain pump. The spray-cooled roof has a hollow metal roof section. The hollow metal roof section has an outer metal covering member, an inner metal base member spaced from and opposite the outer metal covering member, an enclosed space disposed between the outer metal covering member and the inner metal base member, and a spray-cooled system disposed in the enclosed space. An evacuation drain is fluidly coupled to the enclosed space and a pump is integrated into the spray-cooled roof and coupled to the evacuation drain.
One embodiment is a cooling system for regulating temperature of a surface of a metallurgical furnace. The cooling system includes a plurality of spray conduits. Each spray conduit has one or more control valves and has a plurality of nozzles. A plurality of temperature sensors are disposed proximate the surface of the metallurgical furnace. A control system adjusts the control valves of the plurality of spray conduits in response to temperature information derived from the plurality of temperature sensors.
An apparatus is disclosed for a metallurgical furnace having a roof with an integrated off-gas hood. The roof has a hollow metal roof section. The hollow metal roof section has a top and a bottom surface. The hollow metal roof section has a center opening configured for one or more electrodes to pass therethrough. An enclosed space is disposed between the top and the bottom surface. A spray-cooled system is disposed in the enclosed space and configured to spray-coolant on the bottom surface of the roof. The integrated off-gas hood has an inlet open to the center opening. The spray-cooled system is also configured to cool the integrated off-gas hood.
One or more embodiments of a burner panel for a metallurgical furnace is described herein. One or more embodiments of a burner panel for a metallurgical furnace are described herein. The sidewall burner pockets have a burner panel therein. The burner panel has a body having an interior face with burner tube disposed therethrough. The burner tube has a first portion and a second portion coupled to the first portion. The burner panel additionally has an internal mounting flange extending along the periphery of the body and overlapping the sidewall, the sidewall and internal mounting flange compressed together by a coupling.
A sidewall for a metallurgical furnace and a metallurgical furnace having the same are described herein. In one example, a sidewall of a metallurgical furnace is provided that includes an outer wall, a hot plate and a buckstay. The hot plate is coupled in a spaced apart relation to the outer wall. The buckstay is mechanically coupled to the outer wall and the hot plate. The buckstay includes a buckstay web extending from a buckstay flange. The buckstay web includes a first end coupled to the buckstay flange, and a second end mechanically and movably coupled to the hot plate.
An apparatus is disclosed for a split spray-cooled roof for a tilting metallurgical furnace. The split spray-cooled roof has a center, a first hollow metal roof section and a second hollow metal roof section. The first and second hollow roof sections are attached together along a prescription split line. The prescription split line having a first split line and a second split line, wherein the first split line is not aligned with the second split line and wherein the first and second split line are not aligned with the center.
F27D 1/18 - Montures de portesPortes, couvercles ou couvercles amovibles
F27D 11/08 - Chauffage par décharge électrique, p. ex. décharge d'arc
H05B 7/20 - Chauffage direct à arc, c.-à-d. au moins une extrémité de l'arc agissant directement sur le matériau à chauffer, y compris le chauffage par résistance additionnel produit par le courant d'arc traversant le matériau à chauffer
F27D 3/14 - Chargement ou déchargement d'un matériau liquide ou fondu
F27D 9/00 - Refroidissement des fours ou des charges s'y trouvant
30.
Cooling system for a surface of a metallurgical furnace
A cooling system to cool a surface of a tilting metallurgical furnace including an inner plate of the surface, a plurality of nozzles, and a drain manifold is disclosed. The inner plate has an external surface and an internal surface. The plurality of nozzles is configured to be fluidly connected to a coolant supply pipe. At least a first nozzle of the plurality of spray conduits is configured to spray coolant against the external surface of the inner plate. The drain manifold positioned to receive coolant from the external surface of the inner plate. At least a second nozzle of the plurality of nozzles is configured to spray coolant directly into the drain manifold.
F27B 14/06 - Fours à creusetsFours à bassin chauffés électriquement, p. ex. creusets à induction, avec ou sans une autre source de chaleur
F27D 11/08 - Chauffage par décharge électrique, p. ex. décharge d'arc
F27B 9/24 - Fours dans lesquels la charge est déplacée mécaniquement, p. ex. du type tunnel Fours similaires dans lesquels la charge se déplace par gravité caractérisés par le trajet de la charge pendant le traitementFours dans lesquels la charge est déplacée mécaniquement, p. ex. du type tunnel Fours similaires dans lesquels la charge se déplace par gravité caractérisés par le procédé de déplacement de la charge pendant le traitement la charge se déplaçant sur un trajet sensiblement rectiligne sur un transporteur
F27D 9/00 - Refroidissement des fours ou des charges s'y trouvant
