| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 110346000 | Incinerating refuse | 82 |
| 20080196642 | Movable incinerator - A movable incinerator comprises: a first combustion chamber, a material feeder, a second combustion chamber behind the first combustion chamber, a dust collector behind the second combustion chamber, a wind blower behind the dust collector, an air cleaner behind the wind blower, a hydrogen generator, a power generator and a vehicle. The first combustion chamber and second combustion chamber uses hydrogen and oxygen as energy source and thus the movable incinerator is suitable for environmental protection. The efficiency for burning waster materials is increased. Especially, the movable incinerator has a very small size so that it can be installed on the vehicle to be transferred to a desired place for burning the polluted waste materials so as to avoid the spreading of diseases. | 08-21-2008 |
| 20080264311 | Process for the Complete Combustion and Oxidation of the Mineral Fraction of Waste Treated in Direct Incineration-Vitrification Apparatus - The invention concerns a process enabling the complete combustion and oxidation of the mineral fraction of combustible waste contained in an apparatus intended to treat waste by direct incineration-vitrification, said process comprising the following steps:
| 10-30-2008 |
| 20080282947 | Method and Apparatus for Turbulent Combustion of Fly Ash - An apparatus for processing fly ash comprising a heated refractory-lined vessel having a series of spaced angled rows of swirl-inducing nozzles which cause cyclonic and/or turbulent air flow of the fly ash when introduced in the vessel, thus increasing the residence time of airborne particles. Also disclosed is a method of fly ash beneficiation using the apparatus. | 11-20-2008 |
| 20090020052 | Integrated process for waste treatment by pyrolysis and related plant - Process for solid waste treatment, and particularly municipal solid waste, with recovery of the thermal energy, which is based on the general pyrolysis process modified in order to improve, on the one hand, the energy yield and, on the other, to reduce the quantity of unusable solid residues to be sent to the waste disposal, the unusable solid waste being limited to 10-15% of the total weight of the initial residue. The process and relative plant include a boosted treatment of the incoming waste, with a preliminary separation into three solid fractions, the first one of which is separately subjected to a preliminary drying step and the third one undergoes further shredding. The process and relative plant also include a section for recovering energy from the pyrolysis coke, wherein the latter is subjected to a thermochemical treatment with the production of a further quantity of synthesis gas. | 01-22-2009 |
| 20090031934 | Biomass Energy Recovery Apparatus - An apparatus for extracting energy from fiber introduced as a fuel into a vertically elongated combustion chamber having a suspension burner capable of projecting a flame down the axis of the combustion chamber with a heat collection surface located radially from the flame and below the burner, and an exhaust opening located below the flame and below at least a portion of the heat collection surface, in which the combusted fiber yields a mixture containing hot flue gas and molten ash above the exhaust opening and heat transfers therefrom to the heat collection surface prior to any substantial contact of ash to a surface of the combustion chamber, to yield a mixture containing warm flue gas and non-molten ash, that is thereafter cooled to yield a mixture containing cool flue gas and non-molten ash. | 02-05-2009 |
| 20090071382 | WASTE TREATMENT APPARATUS AND METHOD - In apparatus and method for waste treatment by pyrolysis, treated waste is flushed through a grid ( | 03-19-2009 |
| 20090217848 | Waste treatment method and apparatus - A waste treatment plant ( | 09-03-2009 |
| 20090235849 | PROCESS FOR ELIMINATING ORGANIC MATTER AND FOR GENERATING ENERGY - Process for destroying organic matter, in which said organic matter in ground form is introduced into a reactor and subjected to flameless combustion at a temperature of 240 to 400° C. under a pressure of 100 to 300 bar, in the presence of an oxygen-containing oxidizer for at least 20 minutes, while stirring the medium, and process for generating energy, in which the energy generated by the combustion is furthermore recovered. | 09-24-2009 |
| 20090235850 | PIPING - The present invention relates to piping ( | 09-24-2009 |
| 20090266278 | AUTO-IGNITER FOR BIOMASS FURNACE - A biomass furnace ( | 10-29-2009 |
| 20090293787 | INCINERATION PLANT AND METHOD FOR CONTROLLING AN INCINERATION PLANT - The invention relates to an incineration plant with a furnace, a device for feeding back incineration residues into the furnace, a device for measuring at least one parameter of the incineration, and devices for controlling the incineration. Moreover, the invention relates to a method for controlling an incineration plant. | 12-03-2009 |
| 20090301364 | Method for improving the slag quality of grate firing systems - A method for improving a slag quality of slag in, a grate firing system. The method includes providing slag in a grate firing system including a combustion chamber disposed above a combustion bed. The combustion bed has a plurality of fixed-bed burnout zones in series on a combustion grate. The fixed-bed burnout zones include a first series of fixed-bed burnout zones and a second fixed bed burn-out zone disposed downstream of the first series. The first series of fixed-bed burnout zones is traversed with a flow of oxygen-containing gas. A portion of the combustion bed associated with the second fixed bed burn-out zone is traversed with a flow of a hot combustion gas from the combustion chamber. | 12-10-2009 |
| 20100012006 | SYSTEM AND METHOD FOR GASIFICATION-COMBUSTION PROCESS USING POST COMBUSTOR - Systems and methods for effectively combusting municipal wa ste are disclosed. Aspects of the present invention provide improved techniques for increasing efficiency of combusting municipal waste as well as decreasing emission of harmful gases. In one aspect of the present invention a system is provided which includes a post combustor for combusting gasified waste. In another aspect of the present invention, a method for using the post combustor to gasify the waste is provided. | 01-21-2010 |
| 20100043684 | Refuse Processing and Energy Recovery System and Method - Apparatus and methods of converting refuse into energy production and useful gases include a sealed rotary gas kiln in which the refuse is volatized. Prior to entry into the kiln, the refuse may be conditioned by removing certain materials not suitable for volatilization and by reducing the physical size of the refuse into easily processed bundles. The sealed kiln includes a refuse inlet, a post-volatilization solids outlet, and an exhaust gas outlet. The kiln is sealed so that substantially all exhaust gas exits through the exhaust gas outlet. Additionally, the system may include an organic rankine cycle unit in which primarily generates power from the exhaust gas, while also separating some materials from the exhaust gas. The system may also include a separator which removes additional solids from the exhaust gas stream and separates usable gases from the exhaust gas. The materials collecting at each stage of the process may be reused internally or may be sold for external uses. | 02-25-2010 |
| 20100058963 | METHOD FOR DISPOSING OF ORGANIC WASTE OF HIGH WATER CONTENT AND DISPOSAL APPARATUS THEREFOR - A method for disposing of an organic waste of high water content according to the present invention, includes: a step in which by means of a heat exchanger ( | 03-11-2010 |
| 20100089295 | Continuously-Fed Non-Densified Biomass Combustion System - A combustion system for extracting thermal energy from biomass or other formable fuels that does not require densification or other processing of the biomass prior to combustion. This system continuously feeds the biomass fuel from an auger or other conveyance system while simultaneously causing the biomass fuel to be formed with a hollow core. The biomass fuel is ignited from within the hollow core and burns primarily radially outward due to negative pressure surrounding combustion chamber thus facilitating and containing the combustion process. This system also utilizes pre-heating the fuel, primary and secondary air pre-heating, insulated combustion chambers, and carefully control combustion air to ensure substantial combustion is achieved even with fuels having high moisture content. In the preferred embodiment, a heat exchanger is utilized to capture thermal energy of combustion products for use as an energy source for additional processes. | 04-15-2010 |
| 20100139537 | THERMAL OXIDISER - Thermal oxidiser ( | 06-10-2010 |
| 20100180807 | PLANT AND METHOD FOR DRY EXTRACTING/COOLING HEAVY ASHES AND FOR CONTROLLING THE COMBUSTION OF HIGH UNBURNT CONTENT RESIDUES - The present invention relates to a system for dry extracting/cooling heavy ashes and for controlling the combustion of high unburnt content residues, allowing to: extract heavy ash from the boiler bottom ( | 07-22-2010 |
| 20100199897 | PROCESS AND PLANT FOR INCINERATING WASTE WITH PREHEATING OF THE LATTER - The invention relates to a process for incinerating domestic or industrial waste, in a reactor. The combustion is carried out under pressure and with a supply of pure oxygen in the reactor. In the absence of nitrogen, the vapors resulting from the steam expansion turbine are withdrawn in order to preheat the waste before entry thereof into the reactor, then the remaining gases are condensed with a view to the recovery thereof. A plant carrying out the process mainly includes an incineration line, a vapor circuit, a fuel supply line, a nitrogen circuit and an oxygen circuit. | 08-12-2010 |
| 20100224109 | BOTTLE FURNACE - A method and apparatus to batch de-coat the organics in metal scrap, and/or gasify the organics from certain types of waste material (including biomass, municipal solid waste, industrial waste, and sludge). The apparatus is suited for use on a batch tilting single entry rotary furnace of the type used to melt the metal scrap in the aluminum industry. The apparatus uses a burner in the tilting rotary furnace but does not necessarily melt the metal scrap. It preferably operates below the melting temperature of the metal scrap (<1400 F) and below the stoichiometric level (more specifically <12% oxygen) to partially combust the organic in the tilting rotary furnace. The gasified organics depart the furnace in a complete closed circuit where no air is allowed to entrain into the flue gases. These organic filled gases (synthetic gases) are fully incinerated in a separate thermal oxidizer where a stoichiometric burner uses either natural gas or liquid fuel to ignite the synthetic gas. The system can identify when the organics are fully gasified, and the metal scrap is fully clean. | 09-09-2010 |
| 20100275824 | BIOMASS CENTER AIR JET BURNER - A combustion apparatus capable of firing biomass fuel including a burner assembly which includes a biomass nozzle concentrically surrounded by a core air zone and extending axially along the length of the core air zone, the burner assembly residing within a windbox, the windbox being attached to a furnace of a boiler, and the burner assembly being connected to the furnace by a burner throat, through which air and fuel supplied to the burner assembly are emitted into the furnace. | 11-04-2010 |
| 20100288173 | GASIFICATION COMBUSTION SYSTEM - A two stage refuse gasification combustion system for processing refuse is disclosed. The system may contain features such as an advancer, a first and second gasifier, a drier, a gas regulator, and a post combustor. Additionally, methods for regulating gas and advancing refuse through a two stage refuse gasification combustion system are disclosed. | 11-18-2010 |
| 20100307392 | METHOD AND INSTALLATION FOR THE GENERATION OF EFFECTIVE ENERGY BY GASIFYING WASTE - Disclosed are a method and an installation for generating effective energy by gasifying waste. In the method and installation, waste such as garbage is introduced into a shaft-type melting gasifier, is dried in a reverse flow, is degassed, and is gasified while the solid residue is melted. The hot crude gases that are withdrawn from the melting gasifier ( | 12-09-2010 |
| 20110030594 | APPARATUS, SYSTEM, AND METHOD FOR OPERATING AND CONTROLLING COMBUSTOR FOR GROUND OR PARTICULATE BIOMASS - An apparatus, method, and system for combusting bridging fuel which includes biomass material. The apparatus includes an enclosure having a relatively thin wall defining a firebox. A combustion air manifold, and exhaust manifold, and heat exchanger are positioned along the center horizontal axis of the firebox. A fuel feed conveyor enters through the wall of the firebox and extends along the top of the firebox through a feed opening. A temperature sensor is positioned on the exterior of the wall of the firebox. A controller is operatively connected to the temperature sensor and the fuel feed conveyor. If the temperature sensor exceeds a set point, the controller automatically operates the fuel feed conveyor to refill the firebox with fuel. This can reinsulated the wall of the firebox so that fuel surrounds the combustion. Heat is extracted from the combustion by the heat exchanger while the exterior wall of the firebox is kept relatively cool by the insulating layer of fuel. The automatic fuel refill process allows combustion to be continuous instead of requiring shut-down of combustion and re-ignition after filling the firebox with fuel. In one aspect of the invention, the fuel feed conveyor can be automatically reversed after the firebox is filled to plug fuel in the feed opening to seal it and preserve a sole exhaust path through the exhaust manifold. A method according to the invention causes a refilling of fuel into a firebox upon sensing a condition indicative of a collapse of the bridging fuel in the firebox during combustion, losing its insulating effect at that location. The refilling is adapted to reinsulated the firebox with the fuel. | 02-10-2011 |
| 20110067611 | COMBUSTION MATERIAL PROCESS AND RELATED APPARATUS - The present invention relates to a process ( | 03-24-2011 |
| 20110083593 | FLUIDIZED COMBUSTOR - A system and method to permit fluidized combustion without requiring a separate fluidizing medium, such as sand. The system may include a combustion chamber, a fuel feed system coupled to the combustion chamber, an ignition system coupled to the combustion chamber, a fluidizing system coupled to the combustion chamber, where the fluidizing system includes a fuel and fluidizing medium formed from the same material, and a heat recovery system. The method may include delivering a pelletized fuel into a combustion chamber by a fuel feed system and onto a fluidizing plate, igniting the pelletized fuel with an igniter system coupled to the fluidizing plate, fluidizing the pelletized fuel after combustion is started in the absence of a fluidizing medium beyond the pelletized fuel, and heating a medium in a heat exchanger with combustion gases. | 04-14-2011 |
| 20110120355 | BURNING METHOD OF WOODY PELLET AND BURNING APPARATUS THEREOF - To suppress the generation of clinker so as to prevent the generation of a burning trouble, ceramic particles | 05-26-2011 |
| 20110146546 | METHOD FOR BURNING REFINING RESIDUES - The method of the invention for combustion of residues from refining petroleum in a boiler comprising a hearth and injectors is characterized in that cooled gas containing oxygen is injected into the hearth in the hottest region of said hearth. Injection into the very hot region of the hearth cracks tar or aromatic polycyclic hydrocarbons and converts them into basic compounds that are easily combustible and therefore less pollutant. | 06-23-2011 |
| 20110155029 | METHOD AND SYSTEM OF MAKING A BURNABLE FUEL - Methods and systems are disclosed for direct conversion of a used or waste material into a burnable fuel and to burnable fuels derived therefrom. | 06-30-2011 |
| 20110219993 | Method For Operating A System For Producing Bioethanol - The invention relates to a method for operating a system for producing bioethanol, wherein organic waste products of the production process, particularly DGS and DDGS, are combusted and the useful heat is fed back into the system itself. The combustion process takes place in a fluidized bed oven. All areas in which the combustion process takes place have sufficient heat removed that the melting point of the ash of the waste product, particularly 70° C., is not exceeded at any point. In this manner, a fine-grained ash forms and largely mixes into the fluidized bed and is easily disposed of. The useful heat is obtained partially from the flue gas arising from the combustion, and partially from the heat extracted from the combustion process for maintaining the maximum temperature. | 09-15-2011 |
| 20120012039 | CHAR-HANDLING PROCESSES IN A PYROLYSIS SYSTEM - Char-handling processes for controlling overall heat balance, ash accumulation, and afterburn in a reheater are provided. Carbonaceous biomass feedstock is pyrolyzed using a heat transfer medium forming pyrolysis products and a spent heat transfer medium. The spent heat transfer medium is separated into segregated char and char-depleted spent heat transfer medium. The char-depleted spent heat transfer medium is introduced into a dense bed of heat transfer medium fluidized by a stream of oxygen-containing regeneration gas. All or a portion of the segregated char is combusted in the dense bed using the stream of oxygen-containing regeneration gas. A portion of the segregated char may be exported out of the pyrolysis system to control the overall heat balance and ash accumulation. | 01-19-2012 |
| 20120012040 | WASTE COMBUSTION CHAMBER - A waste incinerator system is disclosed for incinerating waste in a holding tank. The system comprises a pump in fluid communication with the waste, and which is adapted to pump waste out of the holding tank and into a substantially hollow burning chamber. The burning chamber includes a raised open end and a lowered chimney end. The chimney end is sealed with a selectively removable chamber plate and includes a chimney for venting exhaust fumes from within the burning chamber. A waste tray is adapted to be slid into the burning chamber through the chimney end and holds waste received from the pump. A burner assembly is fixed adjacent with the open end of the burning chamber and adapted to direct a flame into the open end of the burning chamber to heat the waste tray and incinerate the waste therein. A housing is included to enclose the burner assembly and the burning chamber. | 01-19-2012 |
| 20120079972 | SUBSTANTIALLY SPHERICAL YARD WASTE CONTAINER/INCINERATOR - A yard waste incinerator device is provided. The device includes an at least partially spherical outer member which is comprised of a truncated sphere. The outer member is usually comprised of a multiplicity of frame members that are spaced apart, but intersect with one another so they look much like latitudinal and longitudinal lines of a globe. Thus, they define a fairly open structure. A partially spherical cover is provided that will moveably engage the frame of the spherical outer member. The cover may be removed to allow debris and the like to be placed in the interior of the at least partially spherical outer member. By placing the cover back in a closed position, the yard ball can be rolled from one place to another rather easily. This is the result of the cover being generally spherically shaped, similar to the outer member so that, when the cover is in place, the yard ball has a spherical or ball shape. When the cover is moved, yard debris may be placed into the device. | 04-05-2012 |
| 20120111246 | OXYGEN ENHANCED COMBUSTION OF BIOMASS - The energy output of a power plant combustion chamber that combusts fuel comprising biomass as all or part of the fuel can be increased by feeding oxygen into the combustion chamber so that said fuel is in contact with gaseous oxidant whose oxygen content exceeds that of air by up to 5 vol. % above that of air. | 05-10-2012 |
| 20120137939 | PROCESSES AND SYSTEMS FOR PRODUCING HEAT FOR RAPID THERMAL PROCESSING OF CARBONACEOUS MATERIAL - Embodiments of processes and systems for producing heat for rapid thermal processing of carbonaceous material are provided. The process comprises the steps of contacting bubbles of an oxygen containing gas advancing through a fluidized bubbling bed with a grating to form smaller bubbles. The fluidized bubbling bed is contained in a reheater and comprises inorganic heat carrier particles and char. The reheater is operating at combustion conditions effective to burn the char into ash and heat the inorganic heat carrier particles to form heated inorganic particles. The heated inorganic particles are advanced to a reactor. | 06-07-2012 |
| 20120137940 | METHODS OF PRODUCING RENEWABLE ENERGY BY WASTES - A method of producing renewable energy from wastes is revealed. It comprises the steps of feeding and smoldering wastes in a combustion furnace, aspirating the smoke of the smoldered wastes by a suction device from the lower of a heat source (the smoldered wastes) to burn away its oxygen so that no oxygen contents existed in the smoke, spraying water over the smoke in order to remove macromolecular impurities, filtering out micromolecular impurities by a filtering unit to produce gaseous energy sources, and at last the gaseous energy sources is introduced into a gasholder for storage and purification to become purified gaseous energy sources. | 06-07-2012 |
| 20120145054 | DENSIFIED FUEL PELLETS - A method of generating heat in a boiler such as by combusting a fuel material which includes a plurality of densified fuel pellets is provided. The densified fuel pellets may be formed by a process which includes compacting a mixture which includes about 5 to 15 wt. % molten thermoplastic polymeric material and at least about 75 wt. % cellulosic material. Many embodiments of the method are suitable for use in a coal-fired furnace and/or in other industrial boiler applications. | 06-14-2012 |
| 20120192772 | Method and System for Recycling an Electronic Article - Disclosed is an environmentally responsible method for recycling electronic waste. The method optimizes the transportation and delivery of electronic waste to a recycling facility utilizing plasma gasification. The method tracks and categorizes the e-waste while billing manufacturers for the electronic waste received for recycling. In the process, the electronic articles are dismantled where certain valuable components are removed and recycled. The remaining e-waste proceeds to the plasma gasification process for metal extraction and gas production. | 08-02-2012 |
| 20120227645 | WASTE TREATMENT APPARATUS AND METHOD - Waste is treated by pyrolysis at a temperature of from 400-700° C. and combustion at a temperature of at least 400° C. Off-gases are catalytically oxidized to reduce emissions. The combusting waste is periodically agitated with high-pressure air bursts to disrupt waste in the chamber and promote even and complete combustion. Air is introduced during pyrolysis to promote controlled flow of off-gas to the catalyst and air and/or water is used to dislodge accumulated ash at the end of the treatment process. | 09-13-2012 |
| 20120234217 | METHOD FOR PROCESSING ASH, AND AN ASH PROCESSING PLANT - In a method for processing ash, fly ash is separated from a product gas flow obtained from gasification of fuel, which fly ash is burned in fluidized bed combustion to reduce the carbon content of the ash. After this, the flue gases from the combustion are processed. In a first step, the ash is burned in fluidized bed combustion (fluidized bed reactor | 09-20-2012 |
| 20120247377 | STIRRING CONTROL METHOD AND STIRRING CONTROL DEVICE FOR A COMBUSTION APPARATUS - A stirring control method is adapted for a combustion apparatus which includes a furnace for burning fuel material, and a stirring member rotatably disposed in the furnace for stirring the fuel material and ash resulting from burning of the fuel material. The stirring control method includes: controlling rotation of the stirring member at an initial rotational speed; determining whether a height of the fuel material reaches an upper detection range; generating an indication when the height of the fuel material reaches the upper detection range; determining whether the height of the fuel material reaches a lower detection range when the height of the fuel material does not reach the upper detection range; and controlling rotation of the stirring member at a rotational speed higher than the initial rotational speed when the height of the fuel material reaches the lower detection range. | 10-04-2012 |
| 20120272878 | Method for Volumetric Reduction of Organic Liquids - Methods are provided for the volumetric reduction of organic liquids. The methods comprise admixing a porous matrix material with an organic liquid to produce a mixture, forcing oxidant through the mixture, and initiating a self-sustaining smoldering combustion of the mixture. Additional embodiments aggregate the organic liquid or porous matrix material or mixture thereof in an impoundment such as a reaction vessel, lagoon or matrix pile. Further embodiments utilize at least one heater to initiate combustion and at least one air supply port to supply oxidant to initiate and maintain combustion. Yet further embodiments comprise the batch addition of a fuel additive to the aggregate prior to smoldering to ensure that the ensuing smoldering combustion is self-sustaining or of the required temperature to reduce or remove other contaminants in the matrix or organic liquid such as heavy metals or asbestos. | 11-01-2012 |
| 20120298020 | GASSIFICATION SYSTEM - The invention provides an apparatus for processing material such as organically coated waste and organic materials including biomass, industrial waste, municipal solid waste and sludge, comprising a processing chamber ( | 11-29-2012 |
| 20130000532 | METHOD AND PLANT FOR PROCESSING CONTAMINATED WASTE - A municipal or like refuse is crushing, separating ferrous metals, mixing with crushed limestone, drying up and loading in furnace of pyrolysis. An electronic and electric scrap is crushing, drying up from surface water and warming on 2-4° C. above temperature of transporting air, divide into concoction nonferrous and precious metals and dielectric fraction, which go in furnace of pyrolysis by specified air, cleaned from dust and moistened up to 100% moisture by water. At mixing with dielectric fraction temperature of the air increases, relative moisture falls down to level, excluding condensation of moisture and spark formation in system. Pyrolysis is carried out under simultaneous neutralization of allocated hydrogen chloride by limestone with reception of calcium chloride. Gas allocated at pyrolysis condensing and dividing to water and organic phases (liquid fuel). Solid products of pyrolysis together with ash and slag supplied from landfill blade of heat power station, washing by specified water phase for dissolving of calcium chloride and extracting ions of heavy metals, then centrifuging. Filtrate and washing water cleanse from heavy metals. Solid products of pyrolysis move for incineration in combustion chamber. Combustion chamber slag, cleanse from heavy metals and not burned-out fuel in slag of heat power station, cool by air, which is then used in combustion chamber. Slag concrete products expose by the thermohumid processing by part of humid chimney gases after drying the calcium chloride, the other part gas is going to production of the carbonic acid. | 01-03-2013 |
| 20130000533 | Burner for Unprocessed Waste Oils - A system and techniques for waste oil combustion are provided. The techniques include straining waste oil, separating contaminants from the strained waste oil to produce segregated layers of waste oil, selectively drawing a segregated layer of the waste oil, entraining the drawn waste oil to a burner for combustion, and regulating flow rate to produce a controllable amount of heat output. The system includes a container for straining waste oil, a storage drum for separating contaminants from the strained waste oil via gravity separation to produce segregated waste oil, an oil uptake channel for entraining the waste oil from the storage drum, a fuel regulator for controlling rate of flow of the waste oil from the storage drum to a burner head via the oil uptake channel, and a burner head control for repositioning a burner head under the input stream to produce a controllable amount of heat output. | 01-03-2013 |
| 20130087085 | System and Method for Cleaning Coal and Biomass in Efficient Integration with Fuel Delivery to a Boiler - A system and method for drying, cleaning and upgrading coal and biomass solid fuel while integrating the steps with the normal on site steps in coal preparation for a utility boiler, such that boiler efficiency is improved and emissions are reduced. The present invention carefully sequences steps to employ latent heat from one step to the next and more efficiently bring the fuel up to or near ignition temperature. The present invention incorporates several previously related inventions to improve the heat content and cleanliness of the fuel, thus reducing fuel flow rate, ash, CO2, CO, NOx, sulfur, mercury, chlorine, particulate and other emissions, for the same or higher energy output. | 04-11-2013 |
| 20130160683 | SLURRY DEWATERING AND CONVERSION OF BIOSOLIDS TO A RENEWABLE FUEL - In the processes for treating municipal sewage and storm water containing biosolids to discharge standards, biosolids, even after dewatering, contain typically about 80% water bound in the dead cells of the biosolids, which gives biosolids a negative heating value. It can be incinerated only at the expense of purchased fuel. Biosolids are heated to a temperature at which their cell structure is destroyed and, preferably, at which carbon dioxide is split off to lower the oxygen content of the biosolids. The resulting char is not hydrophilic, and it can be efficiently dewatered and/or dried and is a viable renewable fuel. This renewable fuel can be supplemented by also charging conventional biomass (yard and crop waste, etc.) in the same or in parallel facilities. Similarly, non-renewable hydrophilic fuels can be so processed in conjunction with the processing of biosolids to further augment the energy supply. | 06-27-2013 |
| 20130213283 | GASIFICATION COMBUSTION SYSTEM - A two stage refuse gasification combustion system for processing refuse is disclosed. The system may contain features such as an advancer, a first and second gasifier, a gas regulator, and a post combustor. Additionally, methods for regulating gas and advancing refuse through a two stage refuse gasification combustion system are disclosed. | 08-22-2013 |
| 20130247801 | GRATE AND METHOD OF BURNING A GRANULAR FUEL MATERIAL - The grate is used for burning a granular fuel material, for instance a biomass material, to be fed onto a loading area of the grate while a primary air feed is coming from below the grate. The grate includes a perforated bed floor having a downwardly-sloping upper surface converging towards a discharge opening where char is concentrated as the granular fuel material is burned during operation. The grate also includes an elongated and bottom-perforated char-receiving conduit positioned immediately under the bed floor. The char-receiving conduit has an inlet end positioned under the discharge opening, and an outlet end that is opposite the inlet end. The char-receiving conduit downwardly slopes between the inlet end and the outlet end. A method of burning a granular fuel material is also disclosed. The proposed concept can increase the overall thermal efficiency of a heat generator and reduce gas and particle emissions in the atmosphere. | 09-26-2013 |
| 20130255551 | Biomass Combustion - A splitter divides a flow of low heating value biomass into a central stream and an annular stream. A stable flame may be achieved by combusting the central stream with oxygen. This avoids the use of costly fossil fuels or biomass (that have higher heating values than the biomass fuel) as an auxiliary fuel for achieving a stable flame. | 10-03-2013 |
| 20130291771 | METHOD AND SYSTEM FOR DELIVERING HEAT THROUGH GASIFICATION OF BIOMASS - A method and a system for providing thermal energy to a heat demanding equipment, the system comprising a gasification chamber provided with a fire-tube; a temperature sensor monitoring the temperature within the gasification chamber; a controlled-speed dosing unit conveying biomass powder or pellets to the gasification chamber; an air blower injecting a sub-stoichiometric quantity of air within the gasification chamber with the biomass powder or pellets; a syngas burner receiving hot syngas generated by gasification of the biomass powder or pellets within the gasification chamber, from the fire-tube of the gasification chamber, for combustion; and a control unit monitoring the temperature and oxygen conditions in the gasification chamber, and adjusting the dosing unit according to at least one of: i) the temperature within the gasification chamber and ii) thermal heat demand of the heat demanding equipment. | 11-07-2013 |
| 20140076214 | METHOD AND PLANT FOR THE TREATMENT OF MATERIALS, IN PARTICULAR WASTE MATERIALS AND REFUSE - A plant for the treatment of materials, in particular waste materials and refuse, comprises a combustion reactor to which the material to be treated can be supplied. The combustion reactor has an input for a combustion supporter comprising oxygen and an output for the gases that are produced during the combustion of the materials inside the reactor and, in use, is substantially isothermic or quasi-isothermic at high or very high temperature, and without substantial oxygen deficit, in all of its parts. A portion of the combustion gases is recirculated and mixed with the combustion supporter to bring about a high degree of opacification thereof, which is increased by increasing the total pressure of the combustion chamber. The substances which cannot be gasified inside the reactor are immediately fused. The parameters of the gases at the output from the reactor are constantly measured by sensors with response-time characteristics of about 2 seconds. | 03-20-2014 |
| 20140083339 | INCINERATOR HAVING AFTERBURNER GRATE - An incinerator has a combustion chamber which is at least partially surrounded by a housing. The combustion chamber has at least one ash outlet to which at least one afterburning grate for unincinerated components of the ash is assigned. | 03-27-2014 |
| 20140144356 | DIRECT HIGH TEMPERATURE SLUDGE ENERGY RECUPERATOR TRANSFORMER MODULE - Systems and processes for processing sludge and other natural waste are provided. In one example, the sludge or natural waste may be dried into a powder using high-temperature gas to absorb moisture from the sludge, causing the high-temperature gas to become an at least partially saturated gas. The at least partially saturated gas may pass through a scrubber before being heated in an air-heater and used in the moisture absorption process. The heat for the air-heater may be provided by a burner operable to burn the dried powder obtained from the sludge. The heated gas may be used to pre-heat the saturated gas and may be used to dry additional sludge. | 05-29-2014 |
| 20140182491 | BIOMASS COMBUSTION - Improved combustion of biomass is achieved by injected first and second streams of biomass from a burner where the first stream of biomass has a median particle size larger than the biomass of the second stream and oxygen is injected with the first stream to provide an oxygen-enriched environment around the larger median sized particles. The oxygen-enriched environment is achieved either by injecting the oxygen directly into the first stream or by premixing the oxygen with the conveying air of the first stream. | 07-03-2014 |
| 20140182492 | METHOD FOR OPTIMIZING THE BURNOUT OF EXHAUST GASES OF AN INCINERATOR - A method for optimizing the burnout of exhaust gases of an incinerator includes introducing a solid material via an inlet into a combustion chamber defining a primary combustion space, combusting the solid material in the primary combustion space, in the form of a combustion bed conveyed over a combustion grate, with admission of primary air, discharging the combusted solid material from the primary combustion space via an outlet arranged opposite the inlet in the conveying direction, combusting the primary combustion gases released during the combustion of the solid material, with admission of secondary air, in a secondary combustion chamber defining a secondary combustion space and arranged downstream of the combustion chamber in the flow direction of the combustion gases, and homogenizing the exhaust gases containing the primary combustion gases in a mixing zone by means of a fluid introduced via a nozzle before entry into the secondary combustion space. | 07-03-2014 |
| 20140196640 | TRANSPORTATION OF REFINERY SOLIDS WASTE - A method for disposing of solid refinery waste is disclosed. The method includes removing solid waste constituents from inside a refinery tank using excavating machinery, delumping the solid waste constituents, and conveying the delumped solid waste constituents into a mobile tank. The method further includes transporting the delumped solid waste constituents in the mobile tank to a burning facility, adding at least one diluent, mixing, and pumping from the mobile tank a flowable mixture of refinery waste and the at least one diluent at the burning facility. | 07-17-2014 |
| 20140202364 | METHOD OF WASTE MELTING TREATMENT - A waste-melting method, in which waste is fed into a waste-melting furnace ( | 07-24-2014 |
| 20140216310 | SYSTEMS AND METHODS FOR MANAGING AND UTILIZING EXCESS CORN RESIDUE - Systems and methods for managing excess above-ground corn residue are disclosed. Systems and methods for combusting corn residue to produce heat for generating steam are also disclosed. Additionally, methods and systems for harvesting and pre-processing corn residue prior to combustion of the corn residue are disclosed. | 08-07-2014 |
| 20140305354 | Waste Processing - An apparatus for processing material ( | 10-16-2014 |
| 20140338576 | CORN STOVER FUEL OBJECTS WITH HIGH HEAT OUTPUT AND REDUCED EMISSIONS DESIGNED FOR LARGE-SCALE POWER GENERATION - A Novel fuel object comprised of a proportion of corn stover and a proportion of wood fiber combined with a basically reacting compound. The object comprises fiber of the appropriate size and moisture content combined with an inorganic base. An appropriately sized object is readily manufactured, provides high heat output, is consistent in fuel characteristics, and is sized and configured for use in power generation facilities. Based on fiber selection and processing, the fuel object may be used in a variety of current power generation technologies including stoker, fluidized bed, gasifier, cyclonic, direct-fired, and pulverized coal technologies, and results in significant reduction of air emissions (including sulfur dioxide, nitrogen oxides, hydrochloric acid, carbon monoxide, carbon dioxide, and mercury) compared to coal with no loss of boiler or furnace efficiency. | 11-20-2014 |
| 20140338577 | OXYGEN ENHANCED COMBUSTION OF BIOMASS - The energy output of a power plant combustion chamber that combusts fuel comprising biomass as all or part of the fuel can be increased by feeding oxygen into the combustion chamber so that said fuel is in contact with gaseous oxidant whose oxygen content exceeds that of air by up to 5 vol. % above that of air. | 11-20-2014 |
| 20140352582 | BIOMASS COMBUSTION BURNER, BIOMASS-MIXED FIRED BOILER, AND BIOMASS FUEL COMBUSTION METHOD - The present invention provides a biomass combustion burner applied to a pulverized coal-fired boiler to burn biomass fuel, a biomass-mixed fired boiler that reduces an amount of CO2 derived from fossil fuels, and a method for burning biomass fuel using the foregoing. The biomass combustion burner includes a biomass fuel jet nozzle having a fuel jet port that jets biomass fuel conveyed by primary air; a secondary air nozzle having a secondary air jet port that surrounds the fuel jet port; and a tertiary air nozzle having a tertiary air jet port that surrounds the secondary air jet port. The biomass fuel jet nozzle includes a fuel concentration adjusting section that changes a biomass fuel stream into a swirl flow to thereby make a fuel concentration higher on an outer circumferential portion side; and a degree-of-swirl adjusting plate that reduces a degree of swirl of a jetting fuel stream. | 12-04-2014 |
| 20150040807 | SUPPLEMENTAL BURNER FOR CONVERSION OF BIOMASS AND RELATED SOLID FUEL - A conversion burner, a system of conversion burners, and a method of conversion of a solid fuel selected from at least one of biomass and peat. The burner is constructed and arranged to be affixed to a combustor, and comprises a housing defining a burner chamber; a grate within the burner chamber defining an upper chamber region and a lower chamber region; at least a first solid fuel inlet; at least a first air inlet operatively connected to the upper chamber region and connectable to a first air source; a product gas outlet operatively connected to the combustion region of the combustor; and at least one waste outlet. The product gas is delivered to the combustor for firing or co-firing, overcoming fouling problems which result from direct delivery of solid fuel to the combustor, and problems raised by remote conversion or storage of solid fuel. | 02-12-2015 |
| 20150040808 | METHOD FOR STARTING UP PRESSURIZED FLUIDIZED BED INCINERATOR SYSTEM - Is provided a method for starting up a pressurized fluidized bed incinerator system by which cracking of silica sand as a bed material can be prevented at low costs. By heating the silica sand as the bed material filled up in a bottom portion of a pressurized fluidized bed incinerator, a temperature of a freeboard of the incinerator is heated, and after the temperature of the freeboard is heated to 750 to 900° C., a material to be treated having a water-containing organic substance is fed to the pressurized fluidized bed incinerator. | 02-12-2015 |
| 20150053124 | BIOMASS-MIXED, PULVERIZED COAL-FIRED BURNER AND FUEL COMBUSTION METHOD - A biomass-mixed, pulverized coal-fired burner is provided, capable of burning biomass fuel as auxiliary fuel in large quantities and burning only pulverized coal when the biomass fuel is not sufficiently available. The biomass-mixed, pulverized coal-fired burner includes a biomass fuel jet nozzle that extends axially along the biomass-mixed, pulverized coal-fired burner, a fuel jet nozzle that is open midway in the biomass fuel jet nozzle, a secondary air nozzle that surrounds the fuel jet nozzle, and a tertiary air nozzle that surrounds the secondary air nozzle. A pulverized coal component in a fuel stream as a mixture of the pulverized coal fuel stream and the biomass fuel stream is distributed with a higher concentration on an outer circumferential wall side and a biomass fuel component in the fuel stream is distributed inside of the pulverized coal fuel component. | 02-26-2015 |
| 20150068438 | BIOMASS-MIXED, PULVERIZED COAL-FIRED BURNER AND FUEL COMBUSTION METHOD - A biomass-mixed, pulverized coal-fired burner is provided. The biomass-mixed, pulverized coal-fired burner is capable of burning biomass fuel as auxiliary fuel in large quantities and burning only pulverized coal when the biomass fuel is not sufficiently available. The biomass-mixed, pulverized coal-fired burner includes: a biomass fuel jet nozzle that extends axially along the biomass-mixed, pulverized coal-fired burner; a pulverized coal fuel jet nozzle that surrounds the biomass fuel jet nozzle; a secondary air nozzle that surrounds the pulverized coal fuel jet nozzle; and a tertiary air nozzle that surrounds the secondary air nozzle. A biomass fuel stream is jetted into an inside of a pulverized coal fuel flame formed in a furnace, the flame offering favorable ignition and flame holding performance. | 03-12-2015 |
| 20150075411 | INCINERATOR - An incinerator including an incineration chamber; a chamber wall having a first insulating material for retaining heat in the incineration chamber, the insulating material being mounted on the lower portion of the chamber wall, and a second insulating material for allowing a portion of the heat to radiate from the incineration chamber, the second insulating material being mounted on the upper portion of the chamber wall, the chamber wall further defining at least one hot air inlet for allowing hot air to enter the incineration chamber and at least one incineration gases outlet for allowing hot gases to exit from the incineration chamber a dividing wall disposed around the chamber wall, thereby defining a gas space between the chamber wall and the dividing wall, and at least one gas outlet for allowing hot gas to pass from the gas space; an exterior wall disposed around the dividing wall, thereby defining an air space between the dividing wall and the exterior wall, the exterior wall further defining at least one ambient air inlet for allowing ambient air to enter the air space, the chamber wall further defining at least one hot air inlet for allowing hot air to pass from an air space to the incineration chamber; a sealable feeding fuel inlet; a bottom wall defining an ashes outlet; a first limiting bottom wall disposed between portions of the chamber wall and the dividing wall for limiting said gases space; a second limiting bottom wall disposed between portions of the dividing wall and the exterior wall for limiting the air space; a grate disposed in the ashes outlet in the bottom wall for allowing ashes to pass therethrough; a floor disposed under the grate for collecting the ashes for removal; wherein, fuel fed through the fuel inlet is incinerated in the incineration chamber, ambient air entering the air space, which is heated by the chamber wall, enters the incineration chamber through the hot air inlet in the chamber wall and contributes to the incineration process, incineration gases which are formed by the incineration exit the incineration chamber into said gases space through the incineration gases outlet in the chamber wall, exit the gases space for collection through the gas outlet in the chamber wall and the gas outlet in the exterior wall, and ashes formed by the incineration pass through the grate onto the floor for removal. | 03-19-2015 |
| 20150075412 | Carbon Sequestration in Municipal Solid Waste to Energy Plants - This invention describes a process for a complete sequestration of carbon (CO | 03-19-2015 |
| 20150090164 | SOLID FUEL BURNER-GASIFIER METHODS AND APPARATUS - A system for thermally processing solid fuel to produce pyrolysis gases, syngas, tar, char, and/or torrefied products, which includes a bulk solids pump having a curved passage to move a feedstock therein and wherein the pump includes a spool supported for rotational movement. A sleeve shaped chamber or chambers surround all or a portion of at least an axial extent of said curved passage to permit containment of heated gases to heat solid fuel within the curved passage to thermally process the feedstock within the pump. | 04-02-2015 |
| 20150107499 | Method of Torrefacation of a Biomass Comprising the Step of Cooling the Torrefaction - The invention relates to a method and an arrangement for torrefaction of a biomass. Said method and arrangements allows for precise control of torrefaction temperature, which is crucial for accurate control of the quality and properties of the torrefied material. The method comprising a step of cooling the torrefaction reaction so as to at least partly counteract a temperature increase derived from the exothermic torrefaction reactions | 04-23-2015 |
| 20150300637 | Incineration using Magnegas - A system for incinerating waste using Magnegas either in the primary burn process to achieve higher waste burning temperatures, in a secondary after-burn process to reduce pollutants, or in both the primary burn process and after-burn process. The use of Magnegas results in increased efficiency, reduced emissions, and additional heat. Heat produced is optionally used to generate electricity. In some embodiments, Magnegas is combined with another fuel such as oil or natural gas for desired burn characteristics or for economic reasons. | 10-22-2015 |
| 20150308679 | INTEGRATED SLUDGE DRYING AND ENERGY RECUPERATOR TRANSFORMER - Integrated systems and processes are provided for drying and milling sludge and other natural waste using waste heat extracted from reheated gas through an air-air heat exchanger process. In one example, the sludge or natural waste may be dried into a powder using high-temperature gas to absorb moisture from the sludge, causing the high-temperature gas to become an at least partially saturated gas. The at least partially saturated gas may pass through a separator- scrubber cycle before a first portion is heated in an air-heater and then used to heat a second portion of the at least partially saturated gas in an air-air heat exchanger. The heat for the air-heater may be provided by a burner operable to burn the dried powder obtained from the sludge. The heated second portion of gas may be used to dry and mill the sludge and other natural waste. | 10-29-2015 |
| 20150338093 | HIGH-EFFICIENCY CLEAN BURNING METHOD AND DEVICE OF MACROMOLECULAR SUBSTANCE - A high-efficiency clean burning method of a macromolecular substance, wherein the macromolecular substance comprises biomass and solid organic waste; the method comprises the following steps: generating a first gaseous substance and a red-hot carbon residue layer from biomass carbon residue or charcoal or coke or a mixture thereof by anoxic combustion; leading the heat generated by anoxic combustion to the macromolecular substance, preheating and drying the macromolecular substance and carrying out pyrolysis gasification, so as to generate a second gaseous substance; taking red-hot carbon residue as a pyrolysis catalyst, leading the second gaseous substance to the red-hot carbon residue layer to carry out oxygen catalytic cracking, so as to generate a third gaseous substance; leading the third gaseous substance and the first gaseous substance to an oxygen-enriched combustion zone in a heat preservation manner to carry out oxygen-enriched combustion, so as to achieve substantial complete combustion of all gasification products, wherein a tar wastewater is not generated, and pollution of smoke tar is not generated. A device capable of achieving the method comprises four categories of a plurality of devices. Thus, zero emission of “dioxin” can be achieved when the device is applied to waste incineration disposal. | 11-26-2015 |
| 20150338095 | METHOD FOR CONDUCTING COMBUSTION IN A FURNACE IN ORDER TO LIMIT THE PRODUCTION OF NITROGEN OXIDES, AND INSTALLATION FOR IMPLEMENTING SAID METHOD - A method for conducting combustion in a fluidised bed furnace, in particular having a sand bed, according to which a flow of primary combustion air is blown through the bed, the fuel consisting in particular of organic waste, or of municipal waste, or of sludge from purifying stations, it being possible to inject secondary air ( | 11-26-2015 |
| 20150376045 | APPARATUS AND METHOD FOR TREATING SLUDGE - A sludge treating apparatus includes a drying unit drying water purification sludge of a high moisture content, a burning unit burning the water purification sludge dried in the drying unit, and a transfer unit transferring the water purification sludge from the drying unit into the burning unit, wherein the drying unit includes a hollow drying tank in which the water purification sludge is charged, and which dries the water purification sludge by dry air, an air supply member heating the dry air such that an amount of saturated vapor of the dry air increases, to supply the heated dry air into the drying tank, and a control unit measuring temperature, humidity, and weight of the drying tank to control a temperature and a flow rate of the heated dry air that is supplied from the air supply member into the drying tank. | 12-31-2015 |
| 20160018107 | Using an Arc-Produced Gas in the Production of Energy from Biomass - A system for generating energy from biomass uses an arc-produced gas, either in the primary burn process to achieve higher burning temperatures, in a secondary after-burn process to reduce pollutants, or in both the primary burn process and after-burn process. The use of arc-produced gas results in increased efficiency, reduced emissions, and additional heat energy. Heat produced is used, for example, to generate electricity. In some embodiments, the arc-produced gas is combined with another fuel such as oil or natural gas for desired burn characteristics and/or for economic reasons. | 01-21-2016 |
| 20160025335 | A REACTOR FOR PROCESSING FEED MATERIAL - The disclosure relates to a reactor for processing feed material, comprising: a de-gasifier zone configured to operate at a de-gasifier temperature and receive the feed material in order to remove components from the feed material that take a gas or vapour form below the de-gasifier temperature; a pyrothermic zone configured to operate at a pyrothermic temperature and receive the feed material from the de-gasifier zone in order to cause pyrolysis of the feed material to release a gas from the feed material; a molten zone configured to operate at a molten temperature and receive the feed material and released gas from the pyrothermic zone; and a heater configured to heat the molten zone to the molten temperature by burning the released gas received from the pyrothermic zone. | 01-28-2016 |
| 20160053992 | WASTE GASIFICATION MELTING APPARATUS AND WASTE GASIFICATION MELTING METHOD USING THE SAME - Problem to be Solved | 02-25-2016 |
| 20160109120 | WASTE TREATMENT APPARATUS AND METHOD - In apparatus and method for waste treatment by pyrolysis, treated waste is flushed through a grid ( | 04-21-2016 |
| 20160138803 | THREE STEP ULTRA- COMPACT PLASMA SYSTEM FOR THE HIGH TEMPERATURE TREATMENT OF WASTE ONBOARD SHIPS - An apparatus for thermal processing of waste having organic and inorganic components comprises at least a treatment station, a cooling station and a treated material-removal station, and at least three crucibles. The treatment station is adapted to thermally treat the organic components and/or inorganic components located in a given one of the crucibles located at the treatment station. The so-treated components in this given crucible are adapted to then be cooled at the cooling station, before the treated components located in the given crucible are removed therefrom at the treated material-removal station. The three crucibles are mounted on a turntable so that the three crucibles are each at one of the stations, before synchronously all moving to each crucible's next station. | 05-19-2016 |
| 20160189815 | METHOD AND FACILITY FOR INCINERATING, MELTING AND VITRIFYING ORGANIC AND METAL WASTE - The method according to the invention enables a facility having a rather reduced dimension, for incinerating to be used, melting and vitrifying mixed waste ( | 06-30-2016 |
