Assertion: fuel cell | /r/HasProperty | sofcs
Facets:
value: mainly
type: DEGREE
Source sentences:
text: There is potential for PEMFCs to be used for stationary power generation, where they provide 5 kW at 30% efficiency; however, they run into competition with other types of fuel cells, mainly SOFCs and MCFCs.
text: Fuel cells which can operate at this temperature and which integrate best with reformers with minimum loss of efficiency are the SOFC and MCFC.