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Gas velocity, flow rate and space velocity for the different fluidization velocities tested Table 2

Table 2 Gas velocity, flow rate and space velocity for the different fluidization velocities tested Table 2

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Fig. 1. Scheme of the experimental apparatus employed.
Fig. 1. Scheme of the experimental apparatus employed.
T = 700°C; catalyst: 20 g; methane flow rate = 701/h. *calculated by ash analysis. -roperties of the carbon product generated during long TCD run (16h)
T = 700°C; catalyst: 20 g; methane flow rate = 701/h. *calculated by ash analysis. -roperties of the carbon product generated during long TCD run (16h)
Fig. 2. Pressure drop AP across the bed vs. superficial fluidization velocity u. Fluidization gas: nitrogen; temperature: 700 °C.
Fig. 2. Pressure drop AP across the bed vs. superficial fluidization velocity u. Fluidization gas: nitrogen; temperature: 700 °C.
Fig. 3. Hydrogen production (%vol) for co-precipitation and fusion catalyst in pilot plant scale. T = 700°C, catalyst: 20g, methane flow rate = 701/h.
Fig. 3. Hydrogen production (%vol) for co-precipitation and fusion catalyst in pilot plant scale. T = 700°C, catalyst: 20g, methane flow rate = 701/h.
*Co-precipitation catalyst. ‘Fusion catalyst. Hydrogen and carbon production and methane conversion for the FBR experiments Table 3
*Co-precipitation catalyst. ‘Fusion catalyst. Hydrogen and carbon production and methane conversion for the FBR experiments Table 3
Fig. 4. Effect of gas velocity on the hydrogen production over fusion Ni:Cu:Al catalyst at the temperature of 700°C.
Fig. 4. Effect of gas velocity on the hydrogen production over fusion Ni:Cu:Al catalyst at the temperature of 700°C.
Fig. 5. Effect of gas velocity on the methane reaction rate over fusion Ni.Cu:Al catalyst at the temperature of 700°C.
Fig. 5. Effect of gas velocity on the methane reaction rate over fusion Ni.Cu:Al catalyst at the temperature of 700°C.
Fig. 7. SEM micrograph of the Ni:Cu:Al-78:6:16 catalysts after an 16h run. Reaction T: 700°C; (a) co-precipitation and (b) fusion. left, 8000, right, 20 200x.
Fig. 7. SEM micrograph of the Ni:Cu:Al-78:6:16 catalysts after an 16h run. Reaction T: 700°C; (a) co-precipitation and (b) fusion. left, 8000, right, 20 200x.
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EngineeringHydrogen ProductionFluidized BedFluidized Bed Reactor
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