789262.fig.0056a
(a)
789262.fig.0056b
(b)
789262.fig.0056c
(c)
789262.fig.0056d
(d)
789262.fig.0056e
(e)
Figure 56: Engine cycle with porous reactor in open chamber [65]; 1-intake valve; 2-exhaust valve; 3-fuel injector; 4-piston.