V- : •SOBaraaaMM 



1 



clockwise 

 for heating 



counter clockwise 

 for cooling 



© 



© 



© 



/ \ 



/ 



Q 



© 



V 



exchanger 



©-.- 



H, out or in 

 I * 

 ^ hot gases or cold air 



© 



HEATING ANALYSIS 



An Energy Balance showing that the exhaust gases from a typical 

 internal combustion engine are insufficient to release the necessary 

 hydrogen from magnesium-nickel hydride. 



From the general diagram on H_ generation. 



exhaust gases in 



r 



i — 



J0 



-4 



'© 



exhaust gases- out 



hydrogen out 



Rate of Creation of mass- 



= m. 



— M 



"8 1 7 

 where m stands fox mass per unit time passln^ across the 

 dotted boundary of the control volume 



and M stands for the rate of increase of mass in the control 

 volume. 



53 



