A constant-volume gas pump for gas electrodes

1980 ◽  
Vol 10 (5) ◽  
pp. 665-667
Author(s):  
C. Contreras-Ortega ◽  
L. Silvester ◽  
P. A. Rock
1993 ◽  
Vol 58 (7) ◽  
pp. 1476-1484
Author(s):  
Václav Dušek ◽  
František Skopal

For a chemical reactor with constant volume feed rate equations have been derived which describe the time dependences of concentration of the reaction components, and their approximation has been suggested. The applicability of the approximation has been verified on a model redox system Ce(IV)/V(IV) in sulfuric acid medium.


Energy ◽  
2020 ◽  
pp. 119695
Author(s):  
Yan Lei ◽  
Yong Li ◽  
Tao Qiu ◽  
Yunqiang Li ◽  
Yupeng Wang ◽  
...  

Energies ◽  
2021 ◽  
Vol 14 (12) ◽  
pp. 3690
Author(s):  
Claudio Bruno ◽  
Antonella Ingenito

This paper summarizes and discusses some critical aspects of flying hypersonically. The first is the L/D (lift over drag) ratio determining thrust and that in turn depends on the slenderness Küchemann’s τ parameter. This second parameter is found to depend on the relative importance of wave versus friction drag. Ultimately, all engineering drag is argued to depend on vorticity formed at the expense of the vehicle kinetic energy, thus requiring work by thrust. Different mixing strategies are discussed and shown to depend also on mechanisms forming vorticity when the regime is compressible. Supersonic combustion is briefly analyzed and found, at sufficiently high combustor Mach, to take place locally at constant volume, unlike conventional Brayton cycles.


2018 ◽  
Vol 145 ◽  
pp. 187-192 ◽  
Author(s):  
Shubhra Kanti Das ◽  
Hyun Jo ◽  
Kyung Hoon Jwa ◽  
Ocktaeck Lim ◽  
Youngmin Woo

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