SUSTAINABILITY
48 are rare . Furthermore , these minerals are mostly found in countries with unstable or inimical political systems , and where mining practices do not always meet the basic human rights standards we would wish for . Electrochemical battery systems have been the technology of choice in most of the storage applications to date , a lot of research power goes into alternatives .
“ Siemens researchers and our joint projects with universities are particularly focused on the higher capacity technologies which will better complement current capabilities and future system needs ,” Ennis points out . “ Hydrogen , one of the most common elements on Earth , has always played a major role in the fuels we use , but is also a potentially very important fuel in its own right . We have produced hydrogen power cells for on-site storage of solar and wind generated electricity which can then be used for off-grid EV charging – including performance cars at the Goodwood Festival of Speed – to augment power connections in car parks . This is in
DECEMBER 2019