.... In this case, the internal radius of the cavity is constant (R in Fig. 1c c ), while the external reactor radius varies ( H i ). 16 02 2011 06 05 2011 25 07 2011 25 07 2011 chemical energy conversion chemical reactions chemical reactors computational fluid dynamics heat...

... 2010 15 04 2011 19 07 2011 19 07 2011 chemical reactors heating hydrogen production hydrogen carbon black solar reactor pilot scale methane decomposition cracking Hydrogen is viewed as a potential energy carrier for the future, [( 1 )] but it is not available...

... 09 2010 chemical energy conversion chemical reactors coal gasification coke fluidised beds heat transfer solar power high-temperature solar heat solar reactor fluidized bed coal gasification solar fuel Thermochemical conversion of concentrated solar high-temperature...

... performed at a temperature range of 350 – 600 ° C . Results of both the reduction and hydrolysis reactions are presented in addition to thermodynamic analysis of this cycle. 02 10 2008 14 05 2009 14 06 2010 14 06 2010 charcoal chemical reactors graphite hydrogen production...

... decomposition potential. In this run, one sees minimal hysteresis. But we also have maps showing hysteresis. When it occurs, the current levels are slightly higher on the ramp-up than on the ramp down. chemical reactors electrolysis electrolytic devices metallurgical industries solar cells We...

... NL/min neutral gas flow-rate (typical dilution ratio of 300). 03 09 2009 17 11 2009 06 05 2010 06 05 2010 chemical reactors solar absorber-convertors solar heating solar radiation zinc compounds Thermochemical water-splitting cycles are processes that produce...

.... 13 05 2009 27 07 2009 04 01 2010 bioenergy conversion chemical reactors coal gasification solar power concentrated solar solar-thermal biomass solar reactor syngas gasification As world energy demand continues to increase, alternate forms of energy are needed...

... beads are approximately 2 mm in diameter. 07 01 2009 06 04 2009 15 07 2009 chemical reactors computational fluid dynamics hydrogen production jets nanoparticles A process to produce hydrogen without the use of fossil fuel is solar thermochemical water splitting...

... at above 2000 K, yielding a solar-to-chemical energy conversion efficiency of up to 29%. 08 08 2007 18 11 2008 25 03 2009 chemical reactors computational fluid dynamics heat transfer hydrogen production reaction kinetics thermochemistry H 2 O -splitting...

... 2008 calcination catalysts chemical reactors doping nitrogen organic compounds photochemistry sol-gel processing titanium compounds photocatalysis TiO 2 nitrogen doping photonic efficiency sunlight CPC trichloroethylene VOC The application of photocatalysis...

... Decomposition Process ,” Chem. Eng. Sci. 0009-2509 10.1016/S0009-2509(98)00063-3 , 53 , pp. 2503 – 2518 . Haueter , P. , Moeller , S. , Palumbo , R. , and Steinfeld , A. , 1999 , “ The Production of Zinc by Thermal Dissociation of Zinc Oxide—Solar Chemical Reactor Design ,” Sol...

... to be the most convenient owing to their efficiency and low economic cost, being the activated sludge the most popular for treating wastewater, particularly those containing phenols ( 3 ). phenol catechol hydroquinone toxicity TiO 2 -photocatalysis wetland reactors catalysis chemical reactors...

...L. O. Schunk; P. Haeberling; S. Wepf; D. Wuillemin; A. Meier; A. Steinfeld An improved engineering design of a solar chemical reactor for the thermal dissociation of ZnO at above 2000 K is presented. It features a rotating cavity receiver lined with ZnO particles that are held by centrifugal force...

... splitting cycle. Here, we propose to apply “an internally circulating fluidized bed” for a windowed solar chemical reactor in which reacting particles are directly illuminated. The prototype reactor was constructed in a laboratory scale and demonstrated on C O 2 gasification of coal coke using solar...

... chloride, C O Cl 2 , etc.) is basically insensitive to solar irradiance. 06 10 2006 25 05 2007 28 12 2007 air pollution control borosilicate glasses catalysis chemical reactors organic compounds photochemistry solar absorber-convertors photocatalysis TiO 2 coating...

...-Scale Annular Bubble Column Photocatalytic Reactor ,” Chem. Eng. Sci. 0009-2509 , 58 , pp. 859 – 865 . Ranade , V. V. , 2002 , Computational Flow Modeling for Chemical Reactor Engineering , Academic , New York . Romero , R. L. , Alfano , O. M. , and Cassano , A. E...

... solar tower concentrating facility of Cassegrain optical configuration. The solar chemical reactor, featuring two cavities, of which the upper one is functioning as the solar absorber and the lower one as the reaction chamber containing a ZnO/C packed bed, was batch-operated in the 1300–1500 K range...

... in those time intervals. The evolution of chemical parameters is also presented and discussed. 05 07 2005 30 01 2006 water treatment photochemistry catalysis chemical reactors solar absorber-convertors microorganisms biological effects of ionising radiation solar disinfection...

...-convertors chemical reactors biological techniques biological effects of ionising radiation catalysis photochemistry Experiments have also been carried out to compare the CP continuous flow reactor circulating one liter of water against a one liter batch reactor (glass bottle) under identical...

... chemical reactors honeycomb structures 09 05 2005 27 09 2005 The first measurements performed in the solar furnace concerned the calibration of a mass spectrometer (Pfeiffer Thermostar Quadrupol Mass Spectrometer) for the quantitative analysis of the produced gases. Therefore...