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Biomass Gasification. Sustainable Renewable Energy for Cambodian Rice Mills, Brick & Tile Factories, Ice Making Enterprises and Manufacturing Plants. What is Biomass Gasification ?. Conversion of organic materials into combustible gas mixture called SYN Gas or Producer Gas .
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Biomass Gasification Sustainable Renewable Energy for Cambodian Rice Mills, Brick & Tile Factories, Ice Making Enterprises and Manufacturing Plants
What is Biomass Gasification ? • Conversion of organic materials into combustible gas mixture called SYN Gas or Producer Gas. • Involves partial combustion of biomass • Four distinct processes occur in the Gasifier as illustrated below: • * Organic materials are living organisms from plants and animals.
The Gasification Process 1. Drying Removal of Water with Heat 2. Pyrolysis Decomposition with heat 3. Combustion Process of Burning/oxidation 4. Reduction Oxygen lost and Hydrogen added
Biomass From Agro-Forestry Residues • Woody/Bamboo pieces or Chips • Rice Husk • Nut Shell like Coconut, Peanut • Corn Cob • Sugarcane Baggasse • Cashew Nut Shell • Agriculture Waste Wood Corn Cobs Rice Husk
Syngas or Producer Gas (Chemical Formula) • N2 Nitrogen • CO Carbon Monoxide • H2Hydrogen • CO2 Carbon Dioxide • CH4 Methane • O2 Oxygen
Syngas Characteristics • No Color • Some Odor (distinct “burnt” smell) • Some Impurities (Not Clean) • Poisonous (Health Affecting)
Biomass Gasification Technology, Gasifier System Components and Design
Biomass Gasifier – Products • WBG - Woody Biomass Gasifier • FBG - Rice Husk Gasifier • COMBO - Combination Biomass Gasifier
Venturi Scrubber Heat ExchangerDemister Bin Hopper Reactor Blower Filters Gas Line Gas Flare
Gasifier Body 1 • 1- Bunker • 2- Hopper • 3- Reactor • 4- Dry Ash Conveyor • 5- Rice Husk Elevator 2 3 4 5
Wet / Dry Blower • 1- Blower suction adaptor • 2- Water injection to wet blower • 3- Observation window • 4- Blower delivery/outlet • 5- Manual gas control valve • 6- Separation box gas inlet • 7- Separation box 2 3 1
Hot and Cool Gas Lines • 6 – Reactor Outlet box • 7 – Venturi Scrubber • 8 – Hot Gas Temperature • 9 – Drain box • 10 – Drain Tub
Wastewater Treatment Plant Cooling Tower ALUM Settling Tank Sand Filter Charcoal Filter
CAPACITY of BIOMASS GASIFIERS 1. Using Rice Husk Fuel = FBG Type Gasifier 2. Using Woody Fuel = WBG Type Gasifier 3. Using Rice Husk and Woody Fuel = COMBO Gasifier ANKUR Model Sizes FBG : 40, 60, 80, 100, 120, 150, 200, 250, 300, 350, 400, 500, 600, 700, 850 The Largest Size “ANKUR” Type Rice Husk Gasifier is FBG 850
How to Calculate the Size A Gasifier Running in Dual Fuel Mode. ( 30% Diesel and 70% Syngas) Biomass Capacity Table for ANKUR Gasifiers 1. FBG 100 = 120 kg husk per hour 2. FBG 150 = 180 kg husk per hour 3.FBG 200 = 240 kg husk per hour 4. FBG 300 = 360 kg husk per hour 5. FBG 400 = 480 kg husk per hour 6. FBG 500 = 600 kg husk per hour 7. FBG 600 = 720 kg husk per hour 8. FBG 700 = 840 kg husk per hour 9. FBG 850 = 1,020 kg husk per hour