Patent application number | Description | Published |
20130125463 | METHOD AND SYSTEM FOR GASIFICATION OF BIOMASS - A method for gasifying biomass. The method includes: a) grinding the biomass, feeding the biomass into a gasifier while spraying superheated water vapor into the gasifier, controlling the gasifier at an operating temperature of 1200-1600° C., contacting the biomass with the superheated water vapor, desiccating, separating volatile matters, pyrolyzing, and gasifying the biomass to produce crude synthetic gas and ash; b) transporting the crude synthetic gas into a spray tower, quenching the crude synthetic gas by spraying water to cool down the crude synthetic gas to a temperature of 650-800° C., condensing a slag and a tar from the crude synthetic gas, dissolving and removing alkali metal oxides and part of acid gas to obtain primary synthetic gas; and c) cooling, dust removing, deacidifying, and desiccating the primary synthetic gas to transform the primary synthetic gas into clean synthetic gas. | 05-23-2013 |
20130125464 | METHOD AND SYSTEM FOR PRODUCING SYNTHETIC GAS FROM BIOMASS - A method for producing synthetic gas from biomass by: a) grinding the biomass, feeding the biomass into a pyrolysis furnace while spraying a first superheated water vapor into the pyrolysis furnace, controlling the temperature of the pyrolysis furnace at 500-800° C., contacting the biomass with the first superheated water vapor for a pyrolysis reaction to yield crude synthetic gas and ash including coke; b) cooling the ash, and separating the coke from the ash; c) transporting the crude synthetic gas and the coke into a gasifier, spraying a second superheated water vapor into the gasifier, controlling the gasifier at an operating temperature of 1200-1600° C., contacting the biomass with the second superheated water vapor for a gasification reaction to yield primary synthetic gas; and d) cooling, removing dust, deacidifying, and desiccating the primary synthetic gas to obtain clean synthetic gas. | 05-23-2013 |
20130125465 | METHOD AND APPARATUS FOR PYROLYSIS AND GASIFICATION OF BIOMASS - A method for pyrolysis and gasification of biomass by: a) providing a gasifier and a pyrolysis furnace; heating and introducing a solid particle, or a plurality thereof, into the gasifier and the pyrolysis furnace; b) grinding and feeding the biomass into the pyrolysis furnace while spraying saturated water vapor into the pyrolysis furnace, contacting the biomass with the saturated water vapor at 500-800° C. to yield crude synthetic gas and ash including coke; c) separating the ash, heating the solid particle, and transporting the solid particle into the gasifier; d) cooling the ash, and separating the coke; and e) introducing the crude synthetic gas into the gasifier, transporting the coke into the gasifier while spraying saturated water vapor into the gasifier, contacting the coke and the crude synthetic gas with the saturated water vapor at 1200-1600° C. | 05-23-2013 |
20130219888 | METHOD AND SYSTEM FOR POWER GENERATION - A method of power generation, including: igniting a biomass boiler; starting a solar concentrating collector; measuring water temperature t | 08-29-2013 |
20130230442 | METHOD AND APPARATUS FOR COLLECTING CARBON DIOXIDE FROM FLUE GAS - A method for collecting carbon dioxide from flue gas. The method includes: 1) mixing an aqueous solution of sodium carbonate with an amino alcohol activator to yield a CO | 09-05-2013 |
20130289143 | METHOD AND DEVICE FOR PREPARING ACTIVE PARTICLE-CONTAINING STEAM - A method for preparing high-temperature, active particle-containing steam. The method includes: 1) preparing steam; selecting one or several non-oxidizing gases as a working gas; ionizing the working gas into a plasma working medium by using a plasma generator; and 2) injecting the plasma working medium into a high-temperature steam generator to form high-temperature ionized environment while introducing the steam into the high-temperature steam generator for allowing the steam to contact with the plasma working medium so that the steam is heated and activated to form active particle-containing steam. A device for preparing the high-temperature, active particle-containing steam is also provided. | 10-31-2013 |
20140026473 | METHOD AND DEVICE FOR SUPPLYING HEAT ENERGY AND CARBON DIOXIDE FROM EXHAUST GAS FOR VEGETABLE AND/OR ALGAE PRODUCTION - A method for supplying heat energy and carbon dioxide for vegetables and/or algae production using exhaust gas. The method includes: 1) introducing the exhaust gas to a primary heat exchanger to conduct a first indirect heat exchange between the exhaust gas and air from a vegetable greenhouse and/or an algae culturing house whereby providing hot air for the vegetable greenhouse and/or the algae culturing house; 2) introducing part of the exhaust gas after the first indirect heat exchange to a secondary heat exchanger to conduct a second indirect heat exchange between the exhaust gas and outdoor air; 3) introducing the exhaust gas to a CO | 01-30-2014 |
20140047831 | DISH-TYPE STIRLING SOLAR GENERATOR - A dish-type Stirling solar generator capable of running continuously day and night, including a dish-type Stirling solar generating set. The dish-type Stirling solar generating set includes a combustor, a position adjustment mechanism, and a bracket. The combustor includes an opening. The position adjustment mechanism is capable of adjusting the opening of the combustor to align or deviate from a heat receiver of the dish-type Stirling solar generating set. The position adjustment mechanism is disposed on the bracket of the dish-type Stirling solar generating set. The combustor is disposed on the position adjustment mechanism. A fuel supply system of the combustor is connected to the combustor via a main switch valve, a branch switch valve, a regulating valve, and a flexible conveying pipe. | 02-20-2014 |
20140200279 | CATALYST FOR METHANATION OF CARBON DIOXIDE, PREPARATION METHOD AND USAGE THEREOF - A catalyst for methanation of carbon dioxide. The catalyst is formed by mixing ash from a biomass power plant with a nickel compound and calcining the resulting mixture. The catalyst formed by calcination includes between 2 and 20 wt. % of nickel. | 07-17-2014 |
20140256535 | COBALT-BASED NANO CATALYST AND PREPARATION METHOD THEREOF - A cobalt-based nano catalyst including a metal combination as a core and a porous material as a shell. The metal combination includes a first metal component Co, a second metal component selected from Ce, La, and Zr, and a third metal component selected from Pt, Ru, Rh, and Re. The catalyst includes between 10 and 35 wt. % of the first metal component, between 0.5 and 10 wt. % of the second metal component, between 0.02 and 2 wt. % of the third metal component, and a carrier. The carrier is a porous material such as nano silica or alumina. The carrier is in the shape of a spheroid, has a pore size of between 1 and 20 nm and a specific area of between 300 and 500 m | 09-11-2014 |
20140290246 | SOLAR AND STEAM HYBRID POWER GENERATION SYSTEM - Solar and steam hybrid power generation system including a solar steam generator, an external steam regulator, a turboset, and a power generator. A steam outlet end of the solar steam generator is connected to a steam inlet of the turboset. A steam outlet end of the external steam regulator is connected to the steam inlet of the turboset. A steam outlet of the turboset is connected to the input end of a condenser, and the output end of the condenser is connected to the input end of a deaerator. The output end of the deaerator is connected to the input end of a water feed pump. The output end of the water feed pump is connected to a circulating water input end of the solar steam generator. The output end of the water feed pump is connected to a water-return bypass of the external steam. | 10-02-2014 |
20140301929 | METHOD AND APPARATUS FOR COLLECTING CARBON DIOXIDE FROM FLUE GAS - A method for collecting carbon dioxide from flue gas of a power plant. The method includes: 1) mixing an organic amine, an ionic liquid, and water to obtain an aqueous solution of a composite absorbent; 2) spraying the aqueous solution of the composite absorbent into the flue gas to allow the flue gas flowing upwardly to fully contact with the downwardly sprayed aqueous solution of the composite absorbent and to allow CO | 10-09-2014 |
20140305043 | METHOD OF GASIFICATION OF BIOMASS USING GASIFICATION ISLAND - A method of gasification of biomass using a gasification island. The gasification island includes: a biomass pre-treatment and storage unit, a biomass feeder, an external heat source, a gasifier, a crude syngas cooling unit, a crude syngas washing unit, a fresh syngas storage unit, and an ash and wastewater treatment unit. The method includes: pre-treating and storing biomass, gasifying the biomass in the gasifier, cooling a crude syngas, washing and removing dust from the crude syngas, and storing fresh syngas. | 10-16-2014 |
20140305044 | METHOD AND SYSTEM FOR COOLING AND WASHING BIOMASS SYNGAS - A method for cooling and washing biomass syngas, the method including the following steps: 1) introducing biomass syngas having a temperature of between 1000 and 1100° C., a dust content of less than 20 g/Nm | 10-16-2014 |
20140305784 | GASIFIER AND METHOD OF USING THE SAME FOR GASIFICATION OF BIOMASS AND SOLID WASTE - A gasifier including a vertically disposed furnace body, a feeder disposed in a middle part of the furnace body and communicating with the furnace body, one or two layers of microwave plasma generators, an external heater configured to supply external thermal energy for the gasifier, and a monitoring unit. The furnace body includes an upper nozzle for spraying vapor, a lower nozzle for spraying CO | 10-16-2014 |
20140306160 | ENTRAINED-FLOW GASIFIER AND GASIFICATION METHOD USING THE SAME FOR SYNTHESIZING SYNGAS FROM BIOMASS FUEL - A microwave plasma based entrained flow gasifier of biomass, including a furnace body and a fuel pretreatment system. The furnace body includes a fuel inlet disposed at the lower part of the furnace body, a syngas outlet disposed at the top of the furnace body, and a slag outlet disposed at the bottom of the furnace body. The fuel inlet presents in the form of nozzles. The fuel pretreatment system is disposed outside of the furnace body, and includes a fuel crushing apparatus, a sieving apparatus disposed downstream to the fuel crushing apparatus, a first fuel container for receiving particle size-qualified fuel, a second fuel container for receiving particle size-unqualified fuel, and a feeding hopper disposed downstream to the first fuel container. The first fuel container and the second fuel container are disposed side-by-side downstream to the sieving apparatus. | 10-16-2014 |
20140306161 | FIXED BED GASIFIER AND METHOD OF GASIFICATION OF BIOMASS USING THE SAME - A gasifier, including a vertically disposed furnace body, a monitoring unit, and a microwave plasma generating device. The furnace body includes a material and fuel inlet, a syngas outlet, an oxygen/vapor inlet, and a slag outlet. The furnace body has a clearance zone in an upper part thereof and a fixed bed zone in a lower part thereof. The slag outlet is disposed at the bottom of the furnace body. The monitoring unit is disposed close to the syngas outlet. At least one microwave plasma generating device is disposed on the furnace body. | 10-16-2014 |
20140322120 | METHOD FOR PREPARATION OF AMORPHOUS SILICA FROM BIOMASS - A method for preparation of amorphous silica from biomass. The method includes pyrolyzing the biomass under anaerobic conditions to yield a pyrolysis gas and solid residues, collecting the pyrolysis gas, and calcining the solid residues under aerobic conditions to yield amorphous silica. | 10-30-2014 |
20140377422 | METHOD FOR REMOVAL OF METAL IONS FROM RICE HULL - A method for removal of metal ions from rice hull. The method includes: 1) providing a water storage reactor, and disposing a gas dispersion device at the bottom of the water storage reactor; 2) bagging rice hull, placing it in the water storage reactor, and pressing down on the bagged rice hull to be lower than a water surface in the water storage reactor; 3) spraying industrial flue gas into the water storage reactor; controlling the amount of the industrial flue gas such that the amount of carbon dioxide dissolved in per 100 g of water is about 1 g, whereby generating a carbonic acid solution; 4) allowing the carbonic acid solution to react with metal ions in the rice hull to yield a precipitate; and 5) washing the rice hull collected in step 4), washing again with desalinated water, and then squeezing the rice hull. | 12-25-2014 |
20150041719 | METHOD OF PURIFICATION OF BIOMASS SYNGAS UNDER POSITIVE PRESSURE - A method for purifying biomass syngas under a positive pressure. The method includes: 1) aerating a pyrolysis gasifier by using an oxidation fan; 2) introducing syngas produced in the pyrolysis gasifier through a water-cooling flue to a water-cooling quench tower; 3) introducing the syngas from the water-cooling quench tower to a waste heat boiler of a water-tube type and a waste heat boiler of a heat-tube type; 4) introducing the syngas from the waste heat boiler of the heat-tube type to a Venturi scrubber in the absence of a filler to wash the syngas and remove dust; 5) introducing the syngas from the Venturi scrubber to a wet electrical dust precipitator for further removing the dust; and 6) transporting qualified syngas to a wet gas tank for storage or to a downstream process for use. | 02-12-2015 |
20150041720 | METHOD OF PURIFICATION OF BIOMASS SYNGAS UNDER NEGATIVE PRESSURE - A method for purifying biomass syngas, including: a) introducing syngas out of a gasifier, through a water-cooling flue to a water-cooling quench tower; b) introducing the syngas from the water-cooling quench tower to a waste heat boiler of a water-tube type and a waste heat boiler of a heat-tube type; c) washing the syngas from the waste heat boiler of the heat-tube type in a Venturi scrubber in the absence of a filler to remove dust; d) introducing the syngas from the Venturi scrubber to a wet electrical dust precipitator for conducting dust removal and tar mist removal; and e) extracting the syngas by a coal gas draft fan, and transporting the syngas to a wet gas tank for storage or to a downstream process for use. | 02-12-2015 |
20150045458 | METHOD AND DEVICE FOR CONVERTING CARBON DIOXIDE IN FLUE GAS INTO NATURAL GAS - A method for converting carbon dioxide in flue gas into natural gas using dump energy. The method includes: 1) transforming and rectifying a voltage of dump energy generated from a renewable energy plant, introducing the voltage-transformed and rectified dump energy into an electrolyte solution to electrolyze water therein to yield H | 02-12-2015 |