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WO/2009/087050A2 |
An air/gas mixing device, particularly for pre-mixing burner apparatuses, comprises first conveying means (6) with centripetal flow including a plurality of ducts (7) having a predominant radial direction and disposed along a circumferen...
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WO/2009/080600A1 |
The present invention concerns a method for fuel injection in a sequential combustion system comprising a first combustion chamber (18) and downstream thereof a second combustion chamber (2), in between which at least one vortex generato...
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WO/2009/081364A2 |
At full load conditions, the method includes introducing a first carbonaceous fuel feed stream into a furnace, introducing a first substantially pure oxygen feed stream into the furnace for combusting the first carbonaceous fuel feed str...
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WO/2009/078191A1 |
A boiler structure for vessel in which partial progress of corrosion is improved by making temperature distribution of combustion gas passing through a superheater uniform and the NOx level of combustion gas can be reduced. In the boiler...
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WO/2009/071833A2 |
The invention relates to a method for burning carbonated fuels, that uses a unit for separating gases from air, a combustion unit operating either with air or with an oxidant having a nitrogen content lower than air and at least partiall...
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WO/2009/067327A1 |
A baffle for a regenerative burner has a primary reactant port, secondary reactant ports, and internal flow paths. The primary port is centered on an axis. The secondary ports are arranged in an array that is asymmetrical relative to a p...
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WO/2009/065374A2 |
The invention relates to a power plant for generating electrical energy, comprising a combustion chamber (1) for producing steam, at least one waste gas purification stage (2) that is connected downstream, a separation stage for CO2 (3),...
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WO/2009/064539A2 |
A system provides a boiler (10) integrated with an oxygen producing device (12). Combustion heat generated in the boiler (10 is used to generate steam in the boiler and applied to at least one of a sweep gas stream (13) and a feed gas st...
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WO/2009/053527A1 |
The invention relates to a method for lighting a fire in a cold fireplace, in which method, air is fed in a smoke flue or a flue system of a furnace or range provided with a smoke damper (13) from outside them for intensifying the flow o...
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WO/2009/049647A1 |
Post-combustion device used for filtering and reducing emission of harmful particulate and optimising thermal performance, to be used on biomass, wood, pellet, woodchips, oil seeds and other similar products fuelled burners especially fo...
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WO/2009/049498A1 |
An arrangement structure of discharge fans and a chimney, especially an arrangement structure of discharge fans and a chimney for a large-scale dust collecting system, preferably for an aluminium electrolysis smoke purifying system, is d...
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WO/2009/050917A1 |
A reheat boiler includes a main boiler arranged such that combustion gas generated through combustion of a burner flows from a furnace (102) through a superheater and an evaporation pipe group; a reheat furnace (108) provided with a rehe...
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WO/2009/047260A2 |
The invention relates to a recuperator burner (10) comprising a combustion chamber (11) and a recuperator head (12). A fuel (II) and primary combustion air (I) can be fed through the combustion chamber (11), are mixed with each other wit...
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WO/2009/043213A1 |
A solid fuel combustion furnace at least includes a combustion chamber (1), a grate (2) and an air supply pipe (3). The grate (2) has an arching ridge part (21). The air supply pipe (3) is disposed under the ridge part (21) of the grate ...
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WO/2009/042005A2 |
An exhaust flue cap and filter device (10) for a gas fired appliance in communication with an exhaust flue opening having an outer pipe (13) and a coaxial liner (14). The device includes a tubular cap (16) with an open lower end (18), an...
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WO/2009/022375A1 |
Combustion improving plate (1) fitted in an air supply channel of combustion apparatus in use, comprising metal plate (2) and, superimposed on one major surface thereof, coating layer (3), the metal plate (2) having ground lead (4) conne...
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WO/2009/019218A2 |
The invention relates to a combustion system having a burner and a membrane unit, comprising a retentate side and a permeate side for separating oxygen from air, the membrane unit being connected to the burner by the permeate side thereo...
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WO/2009/015463A1 |
A chimney sealing cap has a standard cap and a one-piece crown. The single-piece crown is directly attached to a chimney casing. The crown has a hole through which passes a chimney pipe. Mechanical fasteners are use to secure the single-...
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WO/2009/016079A1 |
The invention relates to a method for operating a premixing burner (1). The premixing burner (1) comprises a premixing zone (2). An air mass flow (5) and fuel (6) can be injected into the premixing zone (2), and a potential hot gas backf...
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WO/2009/014724A2 |
Disclosed herein is a method of controlling the air to fuel ratio in a burner containing a venturi assembly. The venturi includes an air inlet, a primary fuel inlet with a converging section, a throat portion downstream from the convergi...
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WO/2009/014969A2 |
A flameless combustion heater system is described that comprises a flameless combustion heater; an oxidant inlet pipe; a fuel inlet pipe; and a preheater for preheating the oxidant or the fuel, said preheater comprising an oxidation cata...
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WO/2009/010681A2 |
The invention relates to a method of regulating the flow of a combustible gas I intended to supply the ignited burners of a reforming furnace of a steam reformer during a start-up phase of said furnace, in which method said ignited burne...
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WO/2009/010629A1 |
A protection part combination for openings, particularly for ends of air flues, such as chimneys, which protection part combination comprises a cover part (5) in which there is at least one opening (6), and at least one protection part (...
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WO/2009/011685A1 |
A chimney cap device ( 10) for a flue opening. The device includes a tubular housing (12) with an open lower end (14) and an open upper end (16). A plurality of louver openings (18) in a lower portion of the tubular housing (12) draw air...
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WO/2009/007356A1 |
The invention relates to making available a method for protecting a surface (7) from contact with a flame and is characterized in that the surface (7) which is to be protected is covered with an inert gas (4).
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WO/2009/003483A2 |
The present invention concerns a boiler (1) comprising a combustion chamber (2) for burning fuel, where means for supplying combustion air are provided in the combustion chamber, where the combustion air is preferably supplied via apertu...
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WO/2008/156146A1 |
In a burning air feeding device (9) of alternating heat-exchanging type, the feed of burning air and the discharge of a burned exhaust gas are performed at the speeds of 80 to 200 m/sec. A burner structure (4) is constituted such that a ...
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WO/2008/156368A1 |
A grate furnace for solid fuel with a supply of primary air through holes/slits (4) in a grate plate (3) and a forward feeding mechanism for fuel across the grate (3) are described where at least parts of the forward feeding mechanism ar...
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WO2007146556B1 |
A damper regulator device for adjusting the orientation of a damper blade in an air transfer system, such as a duct, is disclosed. The regulator is coupled to an end portion, of a damper shaft, pivoting of a handle component of the regul...
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WO/2008/152335A2 |
The invention relates to a combustion method in a furnace provided with a burner including an inlet for an oxidizer containing from 10% to 30% of oxygen, and a fuel inlet giving into the furnace outside of the oxidizer inlet and at a dis...
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WO/2008/153431A1 |
The invention presents a process for reducing the losses of combustible burning industrial systems and of the greenhouse effect gas emissions, of the solid and liquid combustibles, in industrial boilers and industrial ovens. By this proc...
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WO/2008/148648A1 |
A solid fuel boiler (1) with natural draft, comprising a chamber (2) which is provided with an interspace (3) which contains the fluid to be heated and a fuel supporting grate (4) which is located above at least one primary air intake po...
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WO/2008/149284A2 |
A method of and a power plant for generating power by combusting carbonaceous fuel with substantially pure oxygen, and a method of modifying a process of generating power by combusting carbonaceous fuel from combusting the fuel with air ...
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WO/2008/141937A1 |
The present invention relates to a heat exchanger for supplying oxygen or a gaseous mixture comprising at least 30% oxygen whose temperature on leaving the exchanger is not less than 300°C and preferably greater than 400°C, the oxygen ...
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WO/2008/141723A1 |
The invention relates to a robust, highly effective recuperator burner. Said burner comprises at least optionally a combustion chamber for heating operation and is otherwise configured for FLOX® operation. Heat exchanger tubes (16) are ...
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WO/2008/141412A1 |
A method of introducing oxygen into a boiler system for combustion with a prepared fuel in a furnace combustion chamber comprises providing a plurality of swirl-inducing elements to the air stream delivery lines, and a plurality of oxyge...
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WO/2008/142654A2 |
In one embodiment, a method for generating heat energy includes injecting a stream having a concentration of at least 50% oxygen (O2 stream) into a primary gas stream through a mixer, the mixer discharging the O2 stream as two or more sp...
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WO/2008/139104A2 |
The invention relates to an internal combustion burner that comprises a combustion chamber (2) supplied with fuel and oxidant, and at least two combustion devices (3a, 3b) supplied with oxidant and fuel. The combination of the two combus...
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WO/2008/140899A1 |
Disclosed herein is a NOx reducing system comprising a first inner conduit in fluid communication with a reactant source; and a first outer conduit comprising an open end for receiving the first inner conduit and a closed end; the first ...
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WO/2008/135030A2 |
Disclosed is a combined ventilator/gas valve unit (1) comprising at least one gas valve (2) that is disposed in a housing (2.1), a nozzle (3) located therebehind, and an adjoining ventilator (4) which is provided with a multipart ventila...
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WO/2008/135362A1 |
The invention relates to a method for the safe, low NOx emission operation of a gas turbine system having combustion gas rich in hydrogen, and a gas turbine system having a device for water injection into fuels rich in hydrogen into a ga...
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WO/2008/133051A1 |
Provided is a finely-powdered coal burning boiler, which reduces an air-excess ratio thereby to reduce the emission of unburned contents such as CO. The finely-powdered coal burning boiler comprises finely-powdered coal feed measuring me...
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WO/2008/129087A1 |
The invention relates to a method for facilitating the draught of a cold chimney and to a device for implementing same, in which an electrically operated mobile element (1) is provisionally installed in the hearth (2) of the chimney when...
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WO/2008/128390A1 |
A piston type energy-saving dust collecting system includes a piston type dust collector (201), a heat exchanger (202), a heat radiator (208) and a dust collecting pool (209). The piston type dust collector transmits the flue dust into s...
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WO/2008/127765A2 |
A valve useful in distributing gas received in one inlet (55) to several outlets (56) in a sequence, and burner apparatus including this valve for feeding material in sequence to outlets of a burner thereby forming a non-stationary flame...
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WO/2008/112345A1 |
A secondary air flow biasing apparatus (200) for a CFB combustion system includes a sorbent feed path (204) configured to convey processed sorbent particles to a CFB furnace (102) using a portion of secondary combustion air supplied to t...
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WO/2008/095410A1 |
A honeycomb grate incinerator includes a furnace jacket (10), a lining (30) and honeycomb grates (20). The lining (30) and the honeycomb grates (20) are disposed in the furnace jacket (10), and each of the honeycomb grates (20) has a hol...
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WO/2008/095984A2 |
The invention relates to a method and a device for the combustion of solid fuels using combustion agents containing free oxygen, in particular for an oxyfuel process. According to said method, gases that are charged with dust in the form...
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WO/2008/091158A1 |
A method for enhancing carbon dioxide capture from flue gases produced in a combustor in a gas power plant or thermal power plant comprising a combustor, an oxygen separation device, one or more turbine plants comprising a turbine unit a...
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WO/2008/087150A1 |
A combustion installation (1 ) is described comprising a combustion device (2) with a combustion space (3) for combustion of a fuel and an oxygen-containing gas to a combustion gas in the combustion space (3), and a membrane device (25)....
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