■■ ■'■■iSSfflBBSKomaM. 



Appendix A 

 METAL HYDSIBE HEAT PUMP SYSTEM j£S f /SIS 



Definitions - ROCE rate of creation of eeus-rgy 



ROCM rate of creation oJ :»**» 



STE Storage of energy 



STM Storage of mass. 



For the. control volumes, the conservation statusset&s a^e: 



CV1 



ROCE 



ROCM 



■. K «* ' (STE1) 



dt 



d£ 



CV2 idealizations: steady flow 

 adiabatic 



ROCE 



S 1 ^ ' w 



CV3 



ROCM - - 



ROCE 



ROCM - 



m h - Q * — (STE3) 

 * dt 



m + — (KWvi 

 dt 



(1) 



(2) 



(3) 

 (4) 

 (5) 

 (6) 



49 



