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Biomass and Bioenergy, ISSN 0961-9534, 2011, Volume 35, Issue 8, pp. 3465 - 3480
This work presents an experimental study of the gasification of a wood biomass in a moving bed downdraft reactor with two-air supply stages. This configuration... 
Double stage gasification | Gasification | Downdraft reactor | Producer gas | Biomass | DESIGN | COMBUSTION | TAR | WOOD | ENERGY & FUELS | PERFORMANCE | RICE HUSK | GASIFIER | SUPERFICIAL VELOCITY | AGRICULTURAL ENGINEERING | BIOTECHNOLOGY & APPLIED MICROBIOLOGY | SHELLS | Pyrolysis | Combustion | Biomass energy | Analysis | Reduction | Reactors | Mathematical models | Computational efficiency | Computing time | Downdraft
Journal Article
Energy Conversion and Management, ISSN 0196-8904, 05/2018, Volume 163, pp. 507 - 524
•Ignition, gasification and combustion of simulant and real faeces were studied.•Trials using fuel flowrates of 1.2 g/min and 7.5–8 L/min of air were carried... 
Updraft | Nano-membrane toilet | Design | Smouldering | Human faeces | Combustion | Micro-combustor | Downdraft | SYSTEM | DOWNDRAFT BIOMASS GASIFIER | WOOD | ENERGY & FUELS | WATER TREATMENT | WASTE | MECHANICS | TECHNOLOGIES | THERMODYNAMICS | KINETICS | GASIFICATION | ENERGY RECOVERY | SMOLDERING COMBUSTION | Sewer systems
Journal Article
Renewable Energy, ISSN 0960-1481, 2012, Volume 38, Issue 1, pp. 1 - 9
Biomass downdraft reactors, coupled with reciprocating internal combustion engines (RICEs), are a viable technology for small scale heat and power generation.... 
Biomass gasification | Producer gas | Internal combustion engine | Downdraft gasifier | RENEWABLE FUELS | GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY | TAR | ENERGY & FUELS | FIXED-BED | RICE HUSK | AIR | SUPERFICIAL VELOCITY | GASIFICATION | GAS | FLUIDIZED-BED | COIR-PITH | Internal combustion engines | Combustion | Carbon monoxide | Spark ignition | Energy density | Gasification | Biomass | Downdraft | Rice
Journal Article
International Journal of Hydrogen Energy, ISSN 0360-3199, 2009, Volume 34, Issue 21, pp. 8799 - 8817
In this study, various processes for conversion of biomass into hydrogen gas are comprehensively reviewed in terms of two main groups, namely (i)... 
Pyrolysis | Hydrogen energy | Energy | Efficiency | Gasification | Biomass | Exergy | Performance | WOODY BIOMASS | ELECTROCHEMISTRY | SEWAGE-SLUDGE | ENERGY & FUELS | SUPERCRITICAL WATER | CHEMISTRY, PHYSICAL | STEAM GASIFICATION | GASIFIER | CARBON-DIOXIDE CAPTURE | RICH GAS | RESIDUES | Mathematical analysis | Biological | Fuels | Downdraft | Hydrogen production
Journal Article
International Journal of Hydrogen Energy, ISSN 0360-3199, 04/2014, Volume 39, Issue 11, pp. 5625 - 5633
The main objective of this paper is to study the effect of design and operating parameters, mainly reactor geometry, equivalence ratio and biomass feeding... 
Gasification | Biomass | Experiments | Downdraft fixed bed | ELECTROCHEMISTRY | PILOT-PLANT | ENERGY & FUELS | CHEMISTRY, PHYSICAL | AIR | GASIFIER | GENERATION | PYROLYSIS | CATALYSTS | Biomass energy | Equivalence ratio | Fracture mechanics | Calorific value | Reactors | Downdraft | Feeding
Journal Article
AIChE Journal, ISSN 0001-1541, 08/2015, Volume 61, Issue 8, pp. 2508 - 2521
Experimental and numerical studies of cogasification of woody biomass and sewage sludge have been carried out. The gasification experiments were performed in a... 
waste‐to‐energy | downdraft gasifier | sewage sludge | biomass gasification | kinetic modeling | Biomass gasification | Waste-to-energy | Kinetic modeling | Sewage sludge | Downdraft gasifier | ENGINEERING, CHEMICAL | MODEL | PYROLYSIS | COGASIFICATION | waste-to-energy | GAS QUALITY | Pyrolysis | Sludge | Biomass energy | Analysis | Mathematical models | Producer gas | Gasification | Combustion | Biomass | Deviation | Downdraft
Journal Article
Energy, ISSN 0360-5442, 12/2014, Volume 78, pp. 323 - 332
In this work, an experimental study of the gasification of lignite with various particle sizes was carried out in a pilot-scale (10 kWe) downdraft type fixed... 
Gas composition | Pilot-scale downdraft gasifier | Particle size | Lignite | Efficiency | WOOD | ENERGY & FUELS | AIR | WASTE | THERMODYNAMICS | POWER-GENERATION | BIOMASS GASIFICATION | ELECTRICITY ACCESS | TECHNOLOGY | DEVELOPING-COUNTRIES | INDIA | RURAL ELECTRIFICATION | Natural gas | Cold gas | Calorific value | Fuel consumption | Gasification | Fuels | Downdraft
Journal Article
Applied Thermal Engineering, ISSN 1359-4311, 03/2016, Volume 97, pp. 22 - 27
•Analytical and experimental investigation on the performance of biomass gasifier.•Blends of coconut shell and rubber seed shell as feedstock in gasifier... 
Rubber seed shell | Equivalence ratio | Coconut shell | Conversion efficiency | Downdraft gasifier | MECHANICS | THERMODYNAMICS | ENERGY & FUELS | GASIFICATION | ENGINEERING, MECHANICAL | Rubber | Analysis | Cogeneration power plants | Biomass energy | Mechanical engineering | Blends | Seeds | Gasification | Feedstock | Modelling | Biomass | Downdraft
Journal Article
Monthly Weather Review, ISSN 0027-0644, 04/2013, Volume 141, Issue 4, pp. 1157 - 1181
The genesis of a strong and long-lived tornado observed during the second Verification of the Origins of Rotation in Tornadoes Experiment (VORTEX2) in Goshen... 
PART I | DUAL-DOPPLER ANALYSIS | LOW-LEVEL MESOCYCLONES | ANALYSIS SCHEME | REAR-FLANK DOWNDRAFTS | SUPERCELL THUNDERSTORM | DESCENDING REFLECTIVITY CORES | PRETORNADIC PHASE | RADAR OBSERVATIONS | METEOROLOGY & ATMOSPHERIC SCIENCES | NUMERICAL-SIMULATION | Storms | Tornadoes | Wind shear | Meteorology | Tornados | Vortices | Fluid flow | Genesis | Evolution | Circulation | Downdraft | Stretching
Journal Article
Energy Conversion and Management, ISSN 0196-8904, 04/2019, Volume 185, pp. 11 - 20
Journal Article
Applied Thermal Engineering, ISSN 1359-4311, 12/2014, Volume 73, Issue 1, pp. 1151 - 1159
Till now mainly commercially available downdraft gasifiers are constructed and developed for a clean and well prepared woody biomass, like wood chips. However,... 
Process automation | Pelletized biomass | Downdraft gasification | Pressure drop | Char | BIOMASS GASIFIER | MECHANICS | THERMODYNAMICS | ENERGY & FUELS | GASIFICATION | ENGINEERING, MECHANICAL | Analysis | Fuel | Sludge | Automation | Litter | Wood | Gasification | Feedstock | Wastes | Sewage sludge | Downdraft
Journal Article
MONTHLY WEATHER REVIEW, ISSN 0027-0644, 11/2018, Volume 146, Issue 11, pp. 3545 - 3565
Using a combination of NOAA P-3 aircraft tail Doppler radar, NOAA and NASA dropsondes, and buoy- and drifter-based sea surface temperature data, different... 
SURFACE TEMPERATURE | HUMBERTO 2001 | CONVECTIVE-SCALE DOWNDRAFTS | Deep convection | VERTICAL WIND SHEAR | Air-sea interaction | PART II | INNER-CORE | ROLL VORTICES | Convection |