Abstract: A tank according to an embodiment of the present disclosure includes: a tank main body that is disposed along a center axis, and that stores a liquid on an inside thereof; an inflow pipe having an inflow opening that opens to the inside of the tank main body; an outflow pipe having an outflow opening that opens to the inside of the tank main body, and a trapping material that is located on the inside of the tank main body, wherein the trapping material is separately disposed from the inflow opening and the outflow opening, and is provided on a part of the inside of the tank main body in a cross-section that includes the trapping material so as to be orthogonal to an axial direction of the center axis.

Abstract: The present utility model relates to the technical field of gas heaters, and specifically relates to a rotary intake mechanism and a gas heater having the rotary intake mechanism. A rotary intake mechanism comprises a support plate and a housing, wherein a flame outlet is provided at the center of the housing, and a plurality of air duct pieces are further comprised; the support plate is provided inside of the housing; the plurality of air duct pieces are located between the support plate and the housing and are connected to the support plate and the housing; air ducts for air flowing are formed between adjacent air duct pieces; the air ducts are distributed spirally to form a wind field spiraling towards the center; the support plate is further provided with air inlet holes corresponding to the air ducts; and a furnace end mounting hole is provided at the center of the support plate. The present utility model designs a rotary intake mechanism with a simple structure and convenient manufacture.

Abstract: A flame torch includes a body and a nozzle assembly. The body is provided with an igniter inside, and the igniter is connected to an electric arc wire. The nozzle assembly includes a barrel and a head seat. The barrel has a first end connected to the body, a second end opposite to the first end, and a gas conduit extending therethrough. The head seat is connected to the second end and has a spray hole and a side hole. The spray hole communicates with the gas conduit, allowing gas to pass through the gas conduit and spray through the spray hole. The side hole extends radially along the spray hole and communicates with the spray hole. One end of the electric arc wire is connected to the igniter, and the other end of the electric arc wire passes through the head seat and is inserted into the side hole.

Abstract: An oven (1000) having a body (1002) that includes a base, a ceiling, and side walls extending between the base and the ceiling, the side walls at least partly surrounding a cooking cavity (1030), the oven (1000) including: an impeller assembly (1060) mounted to a first side wall of the oven body, the impeller assembly (1060) including: an impeller (1062) that is rotatable to direct air flow within the cooking cavity (1030); a plurality of air guides (2006) that at least partially surround the impeller (1062), the air guides (2006) each defining a channel that extends generally transversely from a central axis of the impeller (1062); and a pair of heating elements (2010) located on either side of the impeller (1062), whereby air that is directed from the impeller (1062) travels transversely along the channels of the air guides (2006), across the heating elements (2010), and into the cooking cavity (1030).

Abstract: Provided is a sealing structure for a horizontal rotary pyrolysis kiln. A movable heat-insulation sealing ring is disposed such that a heat-insulation cavity is formed between the movable heat-insulation sealing ring and a flexible sealing mechanism. The heat-insulation cavity can effectively block the heat dissipated from a kiln tail cover and a kiln tail, thereby effectively reducing the ambient temperature of the flexible sealing mechanism in the heat-insulation cavity. In this way, the service life of the flexible sealing mechanism is prolonged, and the effectiveness of sealing is thus ensured.

Abstract: The present disclosure provides a control method for a range hood and a range hood. The range hood includes a fan, and the control method includes: collecting a current operating state parameter of the fan; determining a current air duct parameter based on the current operating state parameter; and controlling operations of the fan based on the current air duct parameter and a predetermined control policy.

Abstract: A hood for extracting cooking fumes may include: a base having an intake opening; a conduit connected to the base, with a discharge opening in fluid communication with the intake opening; and first and second suction units in the conduit to respectively generate first and second air flows that cross the conduit from the intake to the discharge openings. The first suction unit may be closer to the intake opening than the second suction unit. The first and second suction units may partially overlap along a transverse direction. The hood further may include separating members in the conduit to define first and second suction chambers, each in fluid communication with the intake and discharge openings. The first air flow may cross the first suction chamber from the intake to the discharge opening. The second air flow may cross the second suction chamber from the intake to the discharge opening.

Abstract: A method for operating a furnace, the method including the steps of: combusting fuel with oxidant, thereby generating thermal energy and fumes, heating the furnace with a first part of the thermal energy generated in step a, evacuating the generated fumes from the furnace at a temperature of at least 900° C., the evacuated fumes containing a second part of the thermal energy generated in step a, and using the second part of the thermal energy generated in step a for heating the oxidant and as a heat source for cracking ammonia in a cracker into a mixture including hydrogen, nitrogen and un-cracked ammonia, at least part of the mixture produced in step d-ii being combusted as fuel in step a with at least part of the heated oxidant produced in step d-i.

Abstract: An apparatus (having at least one burner having a plurality of co-axial channels and a control system for regulating a length of a flame for partial oxidation of hydrocarbon feed in a reactor is provided. The at least one burner has a first channel to inject a stream of oxidizer, a second channel to inject a stream of the hydrocarbon feed and a third channel to inject a stream of swirl gas at a first velocity into the hydrocarbon feed stream. The control system regulates the length of the flame to have a constant flame shape and position by regulating the first velocity of the swirl gas that generates the swirl motion within the hydrocarbon feed stream.

Abstract: Insulated ovens include an oven entry enclosure having a quick cool-down fan and damper, a direct-fired, forced draft combustion chamber, a converging enclosure at a distal end of the chamber, an oven exit enclosure having an exhaust fan, and oven cool-down doors. Combustion burners form a first heated gas that heats a wet coated continuous metal sheet to form a dried, uncured continuous metal sheet having a first heated temperature higher than an initial temperature. The converging enclosure includes more burners, creating impinging flames that heat the dried, uncured continuous metal sheet, forming a continuous metal sheet having a dried, cured water-based coating having a second heated temperature higher than the first heated temperature. During cooling, actuators stop the coated continuous metal sheet upon receipt of a first signal, stop combustion except for pilot burners, open the cool-down doors and operate the quick cool-down fan to avoid waste. Burners may be relit in a second heating cycle.

Abstract: A system includes a firebox connected to the cook chamber, an exchange plate opening between the cook chamber and the firebox for fluid flow between the firebox and the cook chamber, a heat deflector connected to inside the cook chamber above the exchange plate opening, a smoke collector connected to the cook chamber opposite the firebox, for accumulation of fluid flow from the cook chamber, a smokestack connected to the smoke collector for expulsion of fluid flow from the smoke collector, and a cooking grate located inside the cook chamber extending from below the heat deflector to a base of the smoke collector. The system operates as a barbecue pit cooker and may be optimized for cooking meats.

Abstract: A heating system including a thermal battery including an opening, a storage container configured to hold a first fluid therein, the opening configured to expose the first fluid to atmospheric pressure; and a fluid conductor disposed through the first fluid from an inlet point at the storage container to an outlet point at the storage container, the fluid conductor configured to receive a second fluid at a first temperature at the inlet point and to supply the second fluid at a second temperature higher than the first temperature.

Abstract: Water heaters, baffles for water heaters, and methods for manufacturing such baffles are disclosed. One baffle includes a core, an outer wall, and a plurality of fins. The outer wall surrounds the core and defines at least one flow path between the outer wall and the core. The plurality of fins extend from the outer wall toward the core. Each of the plurality of fins has a serpentine shape. One method for manufacturing a baffle includes extruding at least one portion of the baffle in one piece, the at least one portion of the baffle having an at least partially cylindrical outer wall and a plurality of fins extending inward from the outer wall, each of the plurality of fins having a serpentine shape. One water heating system includes a burner, a vent, at least one flue tube, and at least one baffle as described above.

Abstract: An oven member that may be positioned over a cooking station base with gas flame burners. The oven member includes an inner shell, an outer shell, and lower and upper stones. The inner shell includes a ridge and a ledge and positioned over the cooking station base. The lower stone is configured to be positioned adjacent the ridge of the inner shell and the upper stone is configured to be positioned adjacent the ledge of the inner shell so that the lower stone is positioned parallel relative to the upper stone to at least partially define a baking chamber between the lower and upper stones. The outer shell is sized to be positioned over the inner shell with a gap defined between the inner and outer shells, the outer shell including an oven door positionable over an access opening defined in the outer shell. The access opening is sized and configured to facilitate accessing food product in the baking chamber such that the access opening is accessed along a front side of the oven member.

Abstract: The present disclosure provides a rotary firing device, furnace and rotary firing method thereof. The rotary firing device is arranged on the roof of the furnace and includes an installation base, an adjusting arm and a tubular burner. The installation base and the adjusting arm are fixed on the roof of the furnace, the middle portion of the tubular burner is rotationally connected to the installation base, and the output end of the tubular burner is located inside the furnace. The output end of the adjusting arm is connected to the middle portion of the tubular burner.

Abstract: To grasp a state of a combustion apparatus based on a flame state of a burner, a discharge number measurement unit measures the number of discharges of a flame sensor per unit time. A light emission information generation unit generates, as light emission information, information obtained based on a value obtained by dividing a total (accumulation) of the number of discharges per unit time measured by the discharge number measurement unit by a total measurement time. A determination unit determines the state of the combustion apparatus to be inspected based on the light emission information generated by the light emission information generation unit as described above.

Abstract: A method of operating a cooking appliance including multiple cooking zones is provided. The method includes receiving a first temperature for a first zone and a second temperature for a second zone, determining a first heating pattern based on the first and second temperatures and the first and second zones, determining a second heating pattern based on one of the first or second temperatures, performing the first heating pattern, determining that the second temperature request has been canceled, and performing the second heating pattern after the second temperature request has been canceled.

Abstract: A concrete products curing kiln and kiln closure apparatus comprising a pressure door shaped to cover an opening of the kiln, and an expandable chamber. The expandable chamber is positioned such that inflation of the chamber causes the chamber to expand and press on, and at least partially seal, the pressure door against a kiln door frame defining the kiln opening.

Abstract: Disclosed is a mixed combustion system fueled with ammonia, hydrogen and natural gas, which comprises a furnace chamber, a combustor, a heat exchanger, a mixer and a storage tank, the combustor and a conical combustion cavity are installed in the furnace chamber, the storage tank is provided with a first branch pipeline through a conveying pipe to be connected with the heat exchanger, the heat exchanger is connected with an inlet of the mixer, and an outlet of the mixer is connected with a fuel inlet of the combustor; and the conveying pipe is provided with a second branch pipeline connected with an ejector port of a first ejector, the first ejector is installed on a flue gas recirculating pipe connected with a furnace chamber flue gas exhaust pipeline, and the other end of the flue gas recirculating pipe is connected with an auxiliary fuel inlet of the combustor.

Abstract: A gas distribution unit includes a main flow passage and a plurality of distribution flow passages that branch from the main flow passage and supplies a fuel gas to each of groups of a plurality of nozzles. A main body includes a main depressed portion that forms the main flow passage, a plurality of depressed portions that form the respective distribution flow passages, and fuel gas inlets provided at upstream ends of the respective depressed portions and communicated with the main depressed portion. Among the inlets, the inlet of the depressed portion corresponding to the group including the largest number of the nozzles is formed to have a diameter larger than diameters of the inlets of the other depressed portions, and the inlet having the large diameter is formed to have a thickness in a center axis direction smaller than thicknesses of the inlets of the other depressed portions.