EU$151.$ na$-$etinye aka na $$l$$r$$ch$$ta ngw$$ta nke $$n$$d$$ nd$$ a: N'ime usoro iji kpochap$$ mmiri site na iji gas chlorine, $$ d$$ mkpa $$mep$$ta gas n'ime $$l$$r$$l$$r$.$ Usoro a na$-$eji emep$$ta gas chlorine g$$nyere electrolysis nke NaCl iji mep$$ta gas chlorine na anode na hydrogen gas na cathode, mgbe ah$,$ a na$-$eji gas chlorine na$-$ekpochap$$ mmiri ah$$ mgbe ikuku hydrogen na$-$esi na ikuku. $$n$$ego mmep$$ta hydrogen b$10$ m $/$b$$ch$,$ uru calorific nke H$,$ b$130000$ kJ $/$ kg$,$ p$=0\mathrm{.}09$ g $/$ L$.$ na$-$etinye aka na nyocha $$z$$ ab$$: $1.$ A na$-$anak$$ta hydrogen, webatara na engine hydrogen iji mep$$ta $$r$.$ Mgbe ah$,$ a na$-$eji $$r$$ a na$-$emep$$ta $$k$$ eletrik. II$.$ A na$-$echekwa hydrogen ma jiri ya mee ihe ozugbo iji mep$$ta $$k$$ eletrik site na mman$$k$$ hydrogen $($a$)$ Gbak$$ ar$$m$$r$$ nke $$z$$z$($nt$$ghar$$ nke okpom$$k$$ ka $$ r$$r$)$ maka nnabata ike na okpom$$k$$ combustion nke $500$ Celsius C na ike j$$r$$ oyi na mmiri mmiri oyi. $150$ Celsius C$.($b$)$ Gbak$$n$$g$$r$$ sitere na $$z$$z$$ nke mb$($chere na nt$$ghar$$ nke $$r$$ na $$k$$ eletrik b$100\%)($c$)$ Nweta ar$$m$$r$$ nke ngbanwe nke hydrogen na $$k$$ eletrik site na mkp$$r$$ nd$$ mman$$ hydrogen $$d$$ akw$$kw$$ b$$la $($d$)$ Tulee ar$$m$$r$$ ab$$ ah$.($e$)$ Kwado usoro maka $$l$$r$[5$ akara$]2.$ Na$-$anak$$ta ozi na $$kp$$r$,$ ngwa na ak$$k$$ bara uru nke usoro nd$$ a: $($a$)$ Otto okirikiri $($b$)$ Diesel okirikiri $($c$)$ Gas turbine engine $(5$ akara$)$ Mara: ii$.111.$ Wep$$ta ak$$k$$ dabere na nyocha sayens$.$ ak$$k$$ bara uru na ngwa ngwa ma gosip$$ta ihe nd$$ sitere na akw$$kw$$ ederede ad$$gh$$ anabata site n'enyemaka nke nha anya d$$ mkpa na mkpar$$ta $$ka na$-$ebu akara nd$$z$$ Ak$$k$$ kwes$$r$$dabere na ngh$$ta g$$ ma gosip$$ta ngwa $$r$$ mmep$$ta ihe nke themodynamics. A ga$-$enye nkwado kwes$$r$$ ekwes$$ na ak$$k$$ n$\text{'}$d$$ nt$$aka IV$.$