Direct use of as-synthesized multi-walled carbon nanotubes for carbon dioxide reforming of methane for producing synthesis gas

2014 ◽  
Vol 257 ◽  
pp. 200-208 ◽  
Author(s):  
Mehrnoush Khavarian ◽  
Siang-Piao Chai ◽  
Abdul Rahman Mohamed
Carbon ◽  
2017 ◽  
Vol 116 ◽  
pp. 572-578 ◽  
Author(s):  
Anna Douglas ◽  
Rachel Carter ◽  
Nitin Muralidharan ◽  
Landon Oakes ◽  
Cary L. Pint

Author(s):  
Venkateswara Rao Surisetty ◽  
Janusz Kozinski ◽  
Ajay K. Dalai

The effects of operating conditions on the higher alcohols synthesis reaction from synthesis gas were studied in a single-pass tubular downflow fixed-bed reactor, using sulfided K-promoted trimetallic Co-Rh-Mo catalyst supported on multi-walled carbon nanotubes (MWCNTs). The p CO conversion increased monotonically with increasing reaction temperature (from 275 to 350°C) and pressure (from 800 to 1400 psi), while decreasing monotonically with increasing GHSV (from 2.4 to 4.2 m3 (STP)/(kg of cat./h)). To maximize the ethanol STY and selectivity, the optimum operating conditions were determined as 330°C, 1320 psi, and 3.8 m3 (STP)/kg of cat./h). Maximum ethanol STY and selectivity were obtained using gas with H2 to CO molar ratio around 1.25.


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