Raw materials: rice husk, straw, herb, film, coconut shell
Advantages: fixed carbon, reproducibile, high volatile, low SO2 emmission, zero CO2 emmision
Raw materials: rice husk, straw, herb, film, coconut shell
Main energy: biomass black carbon, biomass wood vinegar
Biomass gasification power plant: capacity from 200kw to 3000kw, 1kg woody biomass generate 1kw electricity, 1kw woody biomass produce 2-3m3/h syngas, syngas heat value 1100-1500kcal/m3.
Applicable raw materials: a wide range of raw materials, such as straw, wood chips, rice husk, palm shell, bagasse and other agricultural and forestry wastes
particle size: 30-50mm, water content: less than 20%
|Comparison of Grate Furnace Incineration Treatment Technology and Pyrolysis Gasification Treatment Technology|
|Compare Content||Grate Furnace||Pyrolysis Gasifier|
|Incineration Mechanism||The Garbage Is Directly Burned, The Combustion Temperature Is 800~1000°C, The Incineration Mechanism Is General||Using Two-Stage Treatment, The Garbage Is Now Pyrolyzed And Gasified, And Then Small-Molecule Combustible Gas Is Burned. The Combustion Temperature Is 850~1100℃. The Incineration Mechanism Is Advanced.|
|Furnace Structure And Grate Material||The Structure Is Complex And The Shape Is Large; The Grate Works Under High Temperature, And The Requirements For The Grate Material Are High||The Structure Is Relatively Simple And Compact; The Grate Works In A Low Temperature State, And The Requirements For The Grate Material Are Low|
|Types Of Garbage||Dispose Of Domestic Waste||It Can Process Domestic Waste, Industrial Waste, And Hazardous Waste With High Calorific Value (Including Medical Waste)|
|Area (300t/D)||40-50 Acres Higher||30-40 Acres Lower|
|Operating Cost Fly Ash Emissions||Fly Ash Discharges A Lot, Accounting For About 5% Of The Total Garbage||Fly Ash Emission Is Low, Accounting For About 1% Of The Total Garbage, Which Is Environmentally Friendly|
|Acidic Substance And Dust Emission||The Original Value Of Acidic Substances Such As So2 And Nox Is Relatively High; The Dust Emission Concentration Is 6000~8000mg/Nm3||The Original Value Of Acidic Substances Such As So2 And Nox Is Relatively Low: The Dust Emission Concentration Is ≤3000mg/Nm3|
|Plant Environment||It Is Difficult To Control The Environment In The Plant Area. The Incinerator Workshop Has A Certain Amount Of Bottom Ash And Leachate, Noise, And Odor Pollution.||The Factory Environment Is Well Controlled, And The Bottom Ash, Noise, And Odor Pollution In The Workshop Are Low|
22/7/2020 · At a biomass power plant, fuelwood is burned in a boiler that produces high-pressure steam. The steam is forced through the turbine, which spins the generator to make electricity. How efficient is a wood gasifier? Who is the inventor of the wood gasifier? Ben is an award-winning wood gas visionary and industry champion that has spend over 10
which is then passed through the steam turbine to generate electricity . The challenge of this system is related to the net electrical efﬁciency, which is extremely low (10–20%). The high capital cost and the limitation of boiler and steam turbines lead to avoiding this technology for power generation from biomass gasiﬁcation gas.
In a downdraft gasifier type, sized fuel is fed to the top of the cylindrical reactor to- gether with the air. As they move down, they undergo pyrolysis, which produces a so-called pyrolysis gas. The gases move downward along with the fuel. As the fuel reaches the bottom, it is converted to char - coal and reacts with air.
China 2020 New Energy Biomass Gasification Furnace with 500kw / 1MW / 5MW Steam Turbine Generator Set, Find details about China 400kw Biomass Power Generation, 100kw Biomass Gasifier from 2020 New Energy Biomass Gasification Furnace with
Power generation equipment, e.g. gas turbine and gas engine, have limitations for tar concentration, as shown in Table 1. However, different gasifier types produce different amount of tar. Downdraft gasifiers produce lower amounts of tar compared to other gasifiers, as shown in Table 2. Despite the low amount of tar from downdraft gasifier, the
The pyrolysis gasification unit is combined with steam turbine power generation, screw expansion power generation, and internal combustion engine power generation technology to construct a garbage energy station, which can meet the needs of the plant area for self-use and grid connection, and become an integral part of the national distributed renewable energy.
28/10/2020 · Downdraft fixed-bed gasifier is one of the effective gasifiers used in the gasification process. The generation of synthetic gas and heat from the biomass gasification method using a downdraft gasifier depends on the reactor temperature, residence time, catalytic temperature, and gasification duration. Advertisement.
combined cycle power island configuration. A combined cycle power island is the combination of a gas turbine(s), a heat recovery steam generator and a steam turbine and is considered the most efficient technology for converting gas to power. -The facility will employ sophisticated syngas clean-up technology to ensure the syngas meets
The Third step is power generating in gas engine. The high temperature exhaust gas may be reused by waste heat boiler to generate steam or hot water for civil or industrial use.Steam turbine may also be considered to make a gas-steam combined cycle power plant, which will increase the total efficiency.
turbine and, consequently, provides higher overall efficiency for small-scale power generation (up to 5 MW e) than incineration technology which generates power from steam cycle. Additionally, Gasification technology provides a cheaper power generation cost than incineration technology. Among several gasifier
Steam Generator Steam Turbine Generator Steam Exhaust Heat Coal Gasifier IGCC Power Plant System. 5-6 Air-blown gasiﬁer The air-blown gasiﬁer causes a reaction between coal and air, as a gasiﬁcation agent, to generate combustible gas, which is main
Gasification is a thermal conversion process in which both heat and a combustible product gas are produced. Combustion, in contrast, produces only heat, most commonly in a boiler to generate steam for production of electricity using a steam turbine. With gasification, generation of a combustible gas is key to its importance. A gaseous fuel
Steam turbine technology is the almost all of electricity generation power plants from biomass used power generation in the world at present. This technology is well established due to availability of cheap or waste biomass in the world. As an example, USA has the installed capacity of electricity generation from biomass around 7000 MW with efficiency of 20 to 25 percent.
derivative and utility gas turbines studied. Once it was es tablished that a higher efficiency could be achieved with the utility gas turbine, the other two gasifiers were not examined with the aero-derivative turbine. Excess process heat from the gasification and gas turbine sections was used to produce steam for a two-pressure steam cycle
In this paper different gas-steam combined-cycles fueled by syngas produced in a local downdraft gasifier, are analyzed. At first, the downdraft gasifier model is briefly described, where waste biomass is transformed into syngas, which can be used