Class / Patent application number | Description | Number of patent applications / Date published |
048087000 | Accessories | 52 |
20080307705 | Transport Device for Biomass in a Fermenter for the Generation of Biogas - A transport device for biomass in a fermenter for the generation of biogas and a large-scale fermenter equipped therewith are provided, in which transport device or fermenter a sufficient capacity for transporting the biomass through the transport passage is ensured. This is achieved by the provision of transport cushions on the base, on the side walls and/or at the top or the cover of the transport passage. By the transport cushions being periodically filled and emptied again, the biomass is moved through the transport passage by means of a peristaltic motion. | 12-18-2008 |
20090007488 | CHARCOAL/ASH REMOVAL SYSTEM FOR A DOWNDRAFT GASIFIER AND ASSOCIATED METHODS - A method and apparatus is provided for use in a fixed-bed gasification system for the disengagement of gas and the removal of ash and charcoal. In one example, the invention includes an auger system, a water seal system, and a gas disengagement system. The gas disengagement mechanism prevents plugging and blinding of the gas offtake system and simultaneously limits particulate entrainment in the gas produced by the gasifier. | 01-08-2009 |
20090133328 | QUENCHING VESSEL - A quenching vessel being, in use, vertically elongated and provided with an inlet for gas at its upper end, an outlet for cooled gas at its lower end defining a pathway for a gas flow directed downwardly, the vessel being provided at its upper end with a first internal tubular wall part which wall part has an opening fluidly connected to the inlet for gas and wherein the tubular wall part is connected at its lower end with a divergent conical part having walls which are inclined outwardly in the direction of the pathway for gas, wherein an arrangement of more than one nozzle for atomisation and spraying a liquid quench medium in a downward direction into the pathway for the gas flow are present in the space enclosed by the divergent conical part. | 05-28-2009 |
20100031570 | METHOD AND SYSTEM FOR AN INTEGRATED GASIFIER AND SYNGAS COOLER - A method and system for an integrated gasifier and syngas cooler are provided. The system includes a gasifier including a reaction chamber, a syngas cooler integrally formed with the gasifier and including at least one heat exchanger element, and a transition portion integrally formed with the reaction chamber and the syngas cooler and extending therebetween, the transition portion further including a throat extending between the reaction chamber and the syngas cooler, the transition portion further including a heat exchanger circumscribing the throat. | 02-11-2010 |
20100170157 | Support Shelves for Gasifier Dome and Thermocouple - A gasifier lining comprises a first support shelf located directly under a dome area of the gasifier lining; and a second support shelf located directly under a thermocouple that penetrates the gasifier lining. A method of producing a gasifier comprising support shelves comprises providing a first support shelf directly under a thermocouple insertion area in a lining of the gasifier; and providing a second support shelf in the lining of the gasifier directly under a dome area of the gasifier. | 07-08-2010 |
20100175321 | COOLED GASIFIER VESSEL THROAT PLUG WITH INSTRUMENTATION CAVITY - A throat plug for a gasifier vessel includes at least one first cavity being receptive to at least one device located in the at least one first cavity, and at least one second cavity being receptive to a fuel injector. | 07-15-2010 |
20100223847 | METHOD AND APPARATUS OF PARTICULATE REMOVAL FROM GASIFIER COMPONENTS - Disclosed is a method of removing a particulate layer from a gasification system component including locating a shedding apparatus in operable communication with the gasification system component. A force is transmitted from the shedding apparatus into the gasification system component and the particulate layer is shed from the gasification system component as a result of the force. Further disclosed is a syngas cooler for a gasification system including a vessel and a plurality of thermal energy transfer platens located in the vessel. A shedding apparatus is in operable communication with the plurality of platens and is capable of shedding a particulate layer from the plurality of platens by transmitting a force to the plurality of platens. | 09-09-2010 |
20100223848 | GASIFICATION APPARATUS AND METHOD FOR GENERATING SYNGAS FROM GASIFIABLE FEEDSTOCK MATERIAL - The present invention relates to a gasification apparatus for generating syngas from gasifiable feedstock material, said apparatus comprising
| 09-09-2010 |
20100325957 | GASIFICATION SYSTEM FLOW DAMPING - In one embodiment, a gasification system component, such as a quench unit or scrubber may retain of pool of a cooling fluid for cooling another fluid. The gasification system component includes a flow damping mechanism designed to dampen flow of the cooling fluid, the other fluid, or both, within the gasification system component. The flow damping mechanism may be disposed in an inner chamber formed between a dip tube and a draft tube or disposed in an outer chamber formed between the walls of the gasification system component and the draft tube. The flow damping mechanism also may be disposed between the inner chamber and the outer chamber. | 12-30-2010 |
20110067302 | CARBON CAPTURE COOLING SYSTEM AND METHOD - A system and method is provided for capturing a carbonous gas and using the captured carbonous gas for cooling purposes. For example, a system may include a carbon capture system configured to collect a carbonous gas from a syngas, and a cooling system having the carbonous gas in a coolant circuit. | 03-24-2011 |
20110067303 | REFORMING DEVICE - A reforming apparatus for reforming a raw fuel into a hydrogen-rich reformed gas includes a reformer for generating the reformed gas from the raw fuel, and a steam supply means for supplying the steam to the reformer. The steam supply means has a dry-out heat exchanger that dries out the water by conducting heat exchange with the reformed gas generated when the raw fuel is combusted. The cross-sectional area of passage in the dry-out heat exchanger is larger than that of a pipe connected upstream of the dry-out heat exchanger. | 03-24-2011 |
20110067304 | GASIFICATION QUENCH CHAMBER BAFFLE - A gasification quench chamber baffle is disclosed. An embodiment of the baffle includes a ring that has a predominantly vertical longitudinal axis; several pipes are attached to the ring, where each pipe has an upper end and a lower end. The lower ends of the pipes extend downwards towards a sump in a gasification quench chamber. Additionally, there are gussets that are configured to guide water towards the upper ends of the pipes. A quench chamber that used the baffle is also disclosed. | 03-24-2011 |
20110072720 | GASIFICATION COOLING SYSTEM HAVING SEAL - A system, in certain embodiments, includes a gasification cooling system having an annular seal with a bellows. For example, the gasification cooling system may include a housing with an inlet, an outlet, and an interior between the inlet and the outlet, wherein the interior has a throat adjacent the inlet, and the throat expands in a flow direction from the inlet toward the outlet. The annular seal may be disposed in the throat of the housing, wherein the annular seal includes the bellows. | 03-31-2011 |
20110072721 | METHOD OF ASSEMBLY AND APPARATUS FOR COOLING SYNGAS - A syngas cooler for use in a gasification system is described that includes a head portion including a plurality of conduit headers. The syngas cooler also includes an annular shell portion including a plurality of conduits, the plurality of conduits configured to be coupled in flow communication with the plurality of conduit headers. The syngas cooler also includes a quench portion configured to remove particulates entrained in a flow of syngas flowing through the syngas cooler. The head portion and the shell portion are configured to be coupled together with a circumferential seam weld. | 03-31-2011 |
20110072722 | Gasifier ash processing subsystem - A gasifier includes a combustion zone where a gas is introduced and fuel is combusted and at least one sensor for measuring a predetermined condition in the gasifier. A grate subsystem contains the fuel and includes at least one grinding mechanism. A controller is responsive to the at least one sensor and controls the grinding mechanism by activating the grinding mechanism if the predetermined condition exists to reduce the collection of non-fuel products on the grate subsystem. | 03-31-2011 |
20110088320 | METHOD AND APPARATUS TO PRODUCE SYNTHESIS GAS VIA FLASH PYROLYSIS AND GASIFICATION IN A MOLTEN LIQUID - Disclosed are a method and a corresponding apparatus for converting a biomass reactant into synthesis gas. The method includes the steps of (1) heating biomass in a first molten liquid bath at a first temperature, wherein the first temperature is at least about 100° C., but less than the decomposition temperature of the biomass, wherein gas comprising water is evaporated and air is pressed from the biomass, thereby yielding dried biomass with minimal air content. (2) Recapturing the moisture evaporated from the biomass in step 1 for use in the process gas. (3) Heating the dried biomass in a second molten liquid bath at a second temperature, wherein the second temperature is sufficiently high to cause flash pyrolysis of the dried biomass, thereby yielding product gases, tar, and char. (4) Inserting recaptured steam into the process gas, which may optionally include external natural gas or hydrogen gas or recycled syngas for mixing and reforming with tar and non-condensable gases. (5) Further reacting the product gases, tar, and char with the process gas within a third molten liquid bath at a third temperature which is equal to or greater than the second temperature within the second molten liquid bath, thereby yielding high quality and relatively clean synthesis gas after a relatively long residence time needed for char gasification. A portion of the synthesis gas so formed is combusted to heat the first, second, and third molten liquid baths, unless external natural or hydrogen gas is available for this use. | 04-21-2011 |
20110107669 | TWO-STAGE PLASMA PROCESS FOR CONVERTING WASTE INTO FUEL GAS AND APPARATUS THEREFOR - A two-step gasification process and apparatus for the conversion of solid or liquid organic waste into clean fuel, suitable for use in a gas engine or a gas burner, is described. The waste is fed initially into a primary gasifier, which is a graphite arc furnace. Within the primary gasifier, the organic components of the waste are mixed with a predetermined amount of air, oxygen or steam, and converted into volatiles and soot. The volatiles consist mainly of carbon monoxide and hydrogen, and may include a variety of other hydrocarbons and some fly ash. The gas exiting the primary gasifier first passes through a hot cyclone, where some of the soot and most of the fly ash is collected and returned to the primary gasifier. The remaining soot along with the volatile organic compounds is further treated in a secondary gasifier where the soot and the volatile compounds mix with a high temperature plasma jet and a metered amount of air, oxygen or steam, and are converted into a synthesis gas consisting primarily of carbon monoxide and hydrogen. The synthesis gas is then quenched and cleaned to form a clean fuel gas suitable for use in a gas engine or a gas burner. This offers higher thermal efficiency than conventional technology and produces a cleaner fuel than other known alternatives. | 05-12-2011 |
20110120009 | GASIFICATION QUENCH CHAMBER DIP TUBE - A gasification quench chamber dip tube component is disclosed. The dip tube includes an elongate hollow element that has a first intake end and a second discharge end that is located distally opposite the intake end. The second discharge end includes either a plurality of elongate openings that are displaced circumferentially around the hollow element or a plurality of elongate elements displaced circumferentially around the hollow element thereby defining a plurality of elongate spaces therebetween that extend axially from the second discharge end. A quench chamber that employs the dip tube is also disclosed. | 05-26-2011 |
20110120010 | GASIFICATION QUENCH CHAMBER AND SCRUBBER ASSEMBLY - A gasification quench chamber is disclosed. The gasification quench chamber includes a reservoir that contains liquid coolant in its lower portion and an exit for the cooled syngas in its upper portion; a dip tube that is configured to introduce a syngas mixture to contact the liquid coolant which produces the cooled syngas; a cooling device configured to further cool the cooled syngas in its upper portion; and a stability device in the lower portion that is configured to mitigate coolant level fluctuation and sloshing. In an embodiment of the quench chamber, the cooling device includes a heat exchanger pipe. A quench chamber and scrubber assembly is also disclosed. | 05-26-2011 |
20110126460 | REGENERATOR FOR SYNGAS CLEANUP AND ENERGY RECOVERY IN GASIFIER SYSTEMS - A rotating heat regenerator is used to recover heat from the syngas at it exits the reactor vessel of a waste or biomass gasifier. In some embodiments, three or more streams are passed through the heat exchanger. One stream is the dirty syngas, which heats the rotating material. A second stream is a cold stream that is heated as it passes through the material. A third stream is a cleaning stream, which serves to remove particulates that are collected on the rotating material as the dirty syngas passes through it. This apparatus can also be used as an auto-heat exchanger, or it can exchange heat between separate flows in the gasifier process. The apparatus can also be used to reduce the heating requirement for the thermal residence chamber (TRC) used downstream from the gasification system. | 06-02-2011 |
20110126461 | HIGH PRESSURE GASIFIER SYSTEM USING ELECTRICALLY ASSISTED HEATING - The problems of the prior art are overcome by the apparatus and method disclosed herein. The reactor vessel of a plasma gasifier is operated at high pressure. To compensate for the negative effects of high pressure, various modifications to the plasma gasifier are disclosed. For example, by moving the slag, more material is exposed to the plasma, allowing better and more complete processing thereof. In some embodiments, magnetic fields are used to cause movement of the slag and molten metal within the vessel. An additional embodiment is to add microwave heating of the slag and/or the incoming material. Microwave heating can also be used as an alternative to plasma heating in a high pressure gasification system. | 06-02-2011 |
20110126462 | Device for Producing a Gaseous Fuel Composite and System of Production Thereof - The invention relates to a gaseous fuel composite, a device for producing the gaseous fuel composite, and subcomponents used as part of the device for producing the gaseous fuel composite, and more specifically, to a gaseous composite made of a gas fuel such as natural gas and its oxidant such as air for burning as part of different systems such as fuel burners, combustion chambers, and the like. The device includes several vortex generators each with a curved aerodynamic channel amplifier to create a stream of air to aerate the gas as successive stages using both upward and rotational kinetic energy. Further, a vortex generator may have an axial channel with a conical shape or use different curved channel amplifiers to further create the gaseous fuel composite. | 06-02-2011 |
20110131881 | FUEL GASIFICATION EQUIPMENT - Provided is a fuel gasification equipment capable of sufficiently contacting particulates of a solid fuel with a bed material without scattering and reliably completing pyrolysis of the solid fuel to achieve improvement in cold gas efficiency and in C and H conversion rates and reforming of tar in a gasification gas. A fuel supply pipe | 06-09-2011 |
20110146154 | GAS GENERATOR AND PROCESSES FOR THE CONVERSION OF A FUEL INTO AN OXYGEN-DEPLETED GAS AND/OR HYDROGEN-ENRICHED GAS - A gas generator and process for converting a fuel into an oxygen-depleted gas and/or hydrogen-enriched gas. The gas generator, which may be used in any process requiring oxygen-depleted gas and/or hydrogen-enriched gas, is preferably used for generating protection gas or reducing gas for start up, shut down or emergency shut down of a SOFC or SOEC. | 06-23-2011 |
20110179713 | DEVICE FOR GASIFICATION OF CARBONACEOUS FUELS - In the case of a device for gasification of carbonaceous fuels, having a discharge for slags into a slag bath, a solution is supposed to be created with which the gasifier discharge opening is reliably kept at a temperature that guarantees that the slag will flow out. This is achieved in that the gasifier discharge opening ( | 07-28-2011 |
20110232191 | METHOD AND APPARATUS FOR AUTOMATED, MODULAR, BIOMASS POWER GENERATION - Method and apparatus for generating a low tar, renewable fuel gas from biomass and using it in other energy conversion devices, many of which were designed for use with gaseous and liquid fossil fuels. An automated, downdraft gasifier incorporates extensive air injection into the char bed to maintain the conditions that promote the destruction of residual tars. The resulting fuel gas and entrained char and ash are cooled in a special heat exchanger, and then continuously cleaned in a filter prior to usage in standalone as well as networked power systems. | 09-29-2011 |
20110265379 | Process and Burner for Production of Syngas from Hydrocarbons | 11-03-2011 |
20110289844 | METHOD AND SYSTEM FOR PRODUCING SYNTHETIC GAS FROM BIOMASS BY HIGH TEMPERATURE GASIFICATION - The invention relates to a method and a system for producing synthetic gas from biomass by high temperature gasification, including: feeding raw material, carbonizing, pulverizing the charcoal, and transporting charcoal powder to the gasification furnace for gasification. Prior to pulverizing, the charcoal is reduced to a normal pressure by a decompression feeding system of charcoal, pulverized into powders, and transported to a supercharging feeding system of charcoal powder by normal pressure transport gas. The pressurized charcoal powder is transported to gasifier. The high-temperature charcoal at an outlet of carbonization furnace is cooled to 60-200° C. by a cooler, and transported into the decompression feeding system to be depressurized. The charcoal powder with pressurized is ejected to gasifier by an ejector, pyrolysis gas produced from carbonization furnace is used as carrier gas, and the ratio of solid to gas in the transportation pipe for charcoal powder is controlled at between 0.03 and 0.45 m | 12-01-2011 |
20110308157 | BIOMASS GASIFICATION DEVICE AND PROCESS - The invention is in the field of biogas production. In particular the invention is directed to a process and apparatus for the conversion of carbon and hydrogen containing materials into biogas (viz. a gas stream comprising CH4) containing material and subsequent purification of the resulting gas. According to the invention biogas is produced from carbon and hydrogen containing starting material. The unpurified biogas is subsequently purified by subjecting it to a filtration step, which comprises feeding said biogas to at least one cyclone providing cyclone action, at least one water filter where said biogas is washed with water and at least one dry filter where said biogas is dry-filtered, thus producing a purified biogas, followed by subjecting said purified biogas to compression, preferably using a water ring compressor, followed by feeding the compressed gas to a water-gas separator. | 12-22-2011 |
20120073196 | SYSTEM AND METHOD FOR OPERATING A GASIFIER - A gasifier that includes a combustion chamber and a pressure vessel surrounding the combustion chamber, wherein the pressure vessel includes an inner surface. A heater surrounds the pressure vessel and increases a temperature of the inner surface of the pressure vessel. A method for operating a gasifier includes increasing an inner wall temperature of a pressure vessel surrounding the gasifier. | 03-29-2012 |
20120073197 | SYSTEM AND METHOD FOR OPERATING A GASIFIER - A gasifier includes a combustion chamber and a pressure vessel surrounding the combustion chamber, wherein the pressure vessel includes an inner surface. A controller adjusts a pressure inside the pressure vessel so that a dew point temperature of corrosive compounds produced in the combustion chamber is less than a temperature of the inner surface of the pressure vessel. A method for operating a gasifier includes adjusting a pressure inside a pressure vessel surrounding the gasifier so that a dew point temperature of a corrosive compound is less than a temperature of an inner wall of the pressure vessel. | 03-29-2012 |
20120073198 | PROCESS FOR GENERATING ENERGY FROM ORGANIC MATERIALS AND/OR BIOMASS - The present invention relates to a process and a system for generating energy from biomass/organic wastes. A process for generating a product gas from biomass comprises of pyrolyzing the biomass in a pyrolyser by contacting the biomass with hot heat carriers to obtain pyrolysis gas and char; passing the pyrolysis gas to a reformer containing a reactant to obtain a product gas; and firing a part of the product gas coming out of the reformer back to the heater tubes of the reformer. Firing a part of the product gas through the fired heater tubes of the reformer provides the heat for sustaining the reaction between the pyrolysis gas and the reactant to form the product gas. | 03-29-2012 |
20120090237 | Gasification System - A gasification system method and apparatus to convert a feed stream containing at least some organic material into synthesis gas having a first region, a second region, a gas solid separator, and a means for controlling the flow of material from the first region to the second region. The feed stream is introduced into the system, and the feed stream is partially oxidized in the first region thereby creating a solid material and a gas material. The method further includes the steps of separating at least a portion of the solid material from the gas material with the gas solid separator, controlling the flow of the solid material into the second region from the first region, and heating the solid material in the second region with an electrical means. | 04-19-2012 |
20120102835 | SYSTEM AND METHOD FOR PROTECTING GASIFIER QUENCH RING - A system includes a gasifier, which includes a reaction chamber configured to convert a feedstock into a synthetic gas, a quench chamber configured to cool the synthetic gas, a quench ring configured to provide a water flow to the quench chamber, and a quench ring protection system configured to protect the quench ring from the synthetic gas or a molten slag. The quench ring protection system includes a protective barrier disposed within an inner circumferential surface of the quench ring. The protective barrier substantially overlaps the inner circumferential surface in an axial direction along an axis of the quench ring. | 05-03-2012 |
20120110906 | GASIFICATION REACTOR WITH DOUBLE WALL COOLING - It is supposed to be possible to achieve an essentially uniform water film protecting the corresponding metal panels, in a gasification reactor for producing crude gas containing CO or H | 05-10-2012 |
20120110907 | GASIFICATION REACTOR - A cooling shield is to be made available, in particular within the pressure container, with conical regions for the exit of gas or slag, in a gasification reactor ( | 05-10-2012 |
20120117876 | PLASMA ASSISTED GASIFICATION SYSTEM - A controlled zone gasification reactor for a plasma assisted gasification reaction system is disclosed for converting fuel, such as, but not limited to, biomass, to syngas to replace petroleum based fuels used in power generation. The system may be a modular system housed within a frame facilitating relatively easy transportation. The system may include a reactor vessel with distinct reaction zones that facilitate greater control and a more efficient system. The system may include a syngas heater channeling syngas collected downstream of the carbon layer support and to the pyrolysis reaction zone. The system may also include a syngas separation chamber configured to produce clean syngas, thereby requiring less filtering. The system may further include an agitator drive assembly that prevents formation of burn channels with in the fuel. | 05-17-2012 |
20120117877 | PLASMA ASSISTED GASIFICATION SYSTEM WITH INTERNAL SYNGAS HEATER - A controlled zone gasification reactor for a plasma assisted gasification reaction system is disclosed for converting fuel, such as, but not limited to, biomass, to syngas to replace petroleum based fuels used in power generation. The system may be a modular system housed within a frame facilitating relatively easy transportation. The system may include a reactor vessel with distinct reaction zones that facilitate greater control and a more efficient system. The system may include a syngas heater channeling syngas collected downstream of the carbon layer support and to the pyrolysis reaction zone. The system may also include a syngas separation chamber configured to produce clean syngas, thereby requiring less filtering. The system may further include an agitator drive assembly that prevents formation of burn channels with in the fuel. | 05-17-2012 |
20120117878 | Entrained flow gasifier with integrated radiation cooler - An entrained flow gasifier designed as a component for an Integrated Gasification Combined Cycle plant of optimized efficiency is provided. The raw gas initially flows through a waste heat unit designed as a radiation cooler and subsequently flows through a full water quench. This results in a higher ratio of steam in the raw gas, which decreases the medium-pressure steam supply before the water-gas shift and thus improves efficiency in IGCC plants with CO | 05-17-2012 |
20120131852 | MOISTURE REMOVAL FOR GASIFICATION QUENCH CHAMBER ASSEMBLY - A gasification assembly that includes a quench chamber and downstream transfer piping is disclosed. The gasification assembly includes the quench chamber and a liquid coolant disposed therein, and a dip tube that is configured to couple a combustion chamber to the quench chamber and also configured to direct syngas from the combustion chamber to the liquid coolant and produce a cooled syngas. The assembly further includes a transfer pipe that is in fluid communication with the cooled syngas and configured to transfer the cooled syngas to a downstream scrubber component. The transfer pipe further includes an excess moisture removal device, which is configured to remove moisture from the cooled syngas. | 05-31-2012 |
20120137582 | BIOMASS GASIFICATION IN ATMOSPHERES MODIFIED BY FLUE GAS - Systems and methods are provided for generating energy from biomass. A gasifier is provided for generating syngas from the biomass. The gasifier comprises a housing for providing a first, oxygen starved environment in which the biomass is sub-stoichiometrically combusted to generate syngas—an effluent comprising gaseous combustibles. An oxidizer is connected to receive the syngas from the gasifier and configured to oxidize the syngas in a second environment distinct from the first, oxygen starved environment and to thereby generate heat energy. An oxidative agent supply mechanism introduces an oxidative agent to the first, oxygen starved environment in the gasifier housing, the oxidative agent comprising a mixture of flue gas and air. | 06-07-2012 |
20120151839 | Gasifier - A gasifier includes a gasification chamber including an annular chamber wall with a top opening for introducing fuel into the gasification chamber. A restricted bottom outlet section of the gasification chamber has inwardly angled wedge walls encouraging a mass flow rather than a funnel-flow of fuel through the gasifier. | 06-21-2012 |
20120210645 | Multi-ring Plasma Pyrolysis Chamber - A pyrolysis chamber for the extraction of combustible gasses from biomass waste such as wood chips has a gravity fed chamber, where fuel passes, in succession, through a pre-heating zone, an oxidation and reduction zone, a gas outlet zone and a solids offloading zone. The pre-heating zone has plasma torches which direct an air plasma into the chamber, thereby pre-heating the fuel to a temperature of 1200-1500° C., after which the fuel enters the oxidation and reduction zone, where it is exposed to a steam plasma of 1500° C. which travels through plasma torches to an annular ring distributor surrounding the chamber and having apertures directing the steam plasma into the chamber, thereby providing enhanced generation of combustible gasses of CO and H | 08-23-2012 |
20120222354 | REFRACTORY WALLS, AND GASIFICATION DEVICES AND METHODS - A refractory wall comprises a hotface layer comprising a hotface surface configured to be adjacent to a carbonaceous gasification environment, a backing layer facing the hotface layer, and a cooling layer facing the backing layer and configured to cool the hotface layer via the backing layer. A gasification device and a gasification process are also presented. | 09-06-2012 |
20120311931 | TUNABLE CATALYTIC GASIFIERS AND RELATED METHODS - The present disclosure provides tunable catalytic gasifier systems suitable for gasifying coal, biomass, and other fuel sources. The gasifier reactors of the disclosed systems may be heated by, e.g., a catalytic tube or other jacket that generates heat by catalytically combusting syngas, which syngas may be syngas produced by the gasifier system. | 12-13-2012 |
20130019528 | ADDITIVE SYSTEMS FOR BIOMASS GASIFICATION - The present embodiments provide additive systems for biomass gasification reactors. For example, in one embodiment, a biomass gasification system includes a feedstock preparation system configured to generate a biomass feedstock having a biomass fuel and a tar cracking additive. The system also includes a gasifier configured to receive the biomass feedstock and gasify the biomass fuel in the presence of the tar cracking additive to generate first and second mixtures. The first mixture has producer gas and the second mixture has the tar cracking additive and ash. The biomass gasification system further includes an additive recycle system configured to receive the second mixture and to separate at least a portion of the tar cracking additive from the ash to generate a recycled additive feed for the feedstock preparation system. | 01-24-2013 |
20130097928 | GASIFICATION DEVICE AND METHOD - The invention concerns a gasification device for the creation of a flammable gas from a solid, comprising a gasification zone, in which the solid can be filled through a fill opening, an oxidation zone for the oxidation of the resulting gas, which is connected to the gasification zone to conduct the gas created in the gasification zone into the oxidation zone. According to the invention, the efficiency of the gasification device is improved in that the gasification zone is divided into several neighboring gasification sectors, a temperature metering unit is present that is configured to measure the temperature prevailing in each gasification sector, and the temperature metering unit is coupled by signal technology to a control unit, which is coupled to an air supply device by signal technology, that is designed to supply air individually to each gasification sector, and the amount of air supplied to each gasification sector per unit of time is dependent on the temperature measured therein. | 04-25-2013 |
20130145691 | GRATE FOR HIGH TEMPERATURE GASIFICATION SYSTEMS - An improved active grate consisting of at least two elongated rockers positioned parallel to one and another, each rocker having a lower surface and an upper surface and configured to rotate back and forth about their longitudinal axis. Each individual rocker is further configured to rotate in the opposite direction of the adjacent rockers such that any pair of adjacent rockers alternately forms a void allowing material to pass through active grate when rotating in one direction into a first position, and closes the void when rotated in the opposite direction in a second position. The active grate finds particular utility in a combined gasification/vitrification waste treatment system, where it is used to pass partially oxidized materials from a gasification chamber to a vitrification chamber. The rockers include a coolant loop through the longitudinal axis of the rockers. | 06-13-2013 |
20130180175 | GASIFICATION SYSTEM AND METHOD FOR GASIFYING A FUEL - A system includes a gasification feed injector. The gasification feed injector includes a first injector portion configured to inject a first fuel at a first flow rate and a second injector portion configured to inject a second fuel at a second flow rate. The system also includes a fuel circulation system configured to circulate at least one fuel and supply the at least one fuel to the gasification feed injector and a controller configured to transition the gasification feed injector from injecting the first fuel to injecting the second fuel based at least on a pressure downstream of the gasification feed injector. | 07-18-2013 |
20130232873 | BIOMASS GASIFIER - The present application thus provides a gasifier for use in converting a feedstock material into a syngas. The gasifier may include an outer chamber, a reaction zone positioned within the outer chamber, and a disruption device maneuverable within the outer chamber to ensure a steady flow of the feedstock material into the reaction zone without bridging. | 09-12-2013 |
20130232874 | GRADUAL OXIDATION AND AUTOIGNITION TEMPERATURE CONTROLS - Described herein are embodiments of systems and methods for oxidizing gases. In some embodiments, a reaction chamber is configured to receive a fuel gas and maintain the gas at a temperature within the reaction chamber that is above an autoignition temperature of the gas. The reaction chamber may also be configured to maintain a reaction temperature within the reaction chamber below a flameout temperature. In some embodiments, heat and product gases from the oxidation process can be used, for example, to drive a turbine, reciprocating engine, and injected back into the reaction chamber. | 09-12-2013 |
20130263509 | Arrangement For And Method Of Gasifying Solid Fuel - An arrangement for gasifying solid fuel includes a gasification reactor for producing further oxidizable product gas from solid fuel and a gas treatment reactor arranged in a flow direction of the product gas in gas flow connection with the gasification reactor. The gas treatment reactor includes a supply for supplying oxygenous gas to the gas treatment reactor for partial oxidization of product gas and for thermal cracking thereof A radiation heat exchange cooler for cooling the product gas is arranged in connection with the gas treatment reactor to solidify melt components in the product gas. A discharge connection is arranged in the lower portion of the radiation heat exchange cooler for removing solidified melt components from the radiation heat exchange cooler. A method of gasifying solid fuel in a gasification reactor is also presented. | 10-10-2013 |