SMALL WORKING MODEL OF GASSIER: –

Specification:- 

  1. Type of Gasaifier : Open top downdraft gasifier
  2. Rating of the gasifier : 5 kg/hr
  3. Turn down ratio  : 4 : 1
  4. Biomass : Woody Biomass / Biomass briquettes with ash
  5. content less than 5% & moisture content 15%
  6. Tar & particulate : Tar & particulate level is less than 25 ppm
  7. concentration in the gas:
  8. Biomass energy conversion efficiency at rated capacity : 80%
  9. vii. Calorific value of gas : Minimum calorific value is 4.6  + 0.2    MJ/kg
  10. viii. Producer Gas composition : Composition : CO : 20 + 1%, CII4: 3 + 1%, CII2: 20 +1%,  CO2: 12 + 1%, & rest N2.
  11. Auxiliary Power Consumption: Around 5 kW
  12. of Biomass Gasifier (Excluding Biomass Cutter)
  13. Rate of biomass consumption : 1.0 + 0.2 kg/K Wh with sun dry conditions  (Solid biomass with max of 15% moisture 5% ash)
  14. Life time of the system : 10 Years for Reactor & 15 Years for Cooling & Cleaning systems.

MATERIAL OF CONSTRUCTION FOR GASIFIER :       

  1. Reactor : Reactor consisting of MS shell with Cold Face & Hot Face refractory lining Ceramic lining inside
  2. Pilot Cyclone : Stainless Steel 316 L.
  3. Gas Cooling            : Stainless Steel 304
  4.   Cleaning System
  5. Structural & Ladder : Mild Steel Fabrication
  6. Filter : MS Fabrication with SS components & Fabric Filter 

 

ENGINE SECTION 

The Test Rig should consists of the following :

  1. Engine : Single cylinder 4 stroke diesel engine of 3.5 HP capacity.
  2. Dynamometer : The Engine   is   coupled   with Electric  Dynamometer   through   rigid   coupling   on a common base   plate.
  3. Fuel Measuring Device: Fuel tank mounted on sturdy iron stand, burette tube, three way cock, connecting tube & a stop clock.
  4. Calorimeter: Double Pipe Heat Exchanger to measure the heat goes through exhaust gases.
  5. Air Intake Measurement: Air Intake reservoir of size 0.3 x 0.3 x 0.5 m. with orifice   plate,   U Tube manometer of 0.5 m height for the measurement of air flow rate.
  6. Cooling Arrangement: Cooling   Water measurement by   rotameter to determine the discharge of cooling water. Internal    cooling   water   need   for   the   engine   & drum cooling.
  7. 12 channel Digital Temperature Indicator: With set of thermocouples.
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