Sentences with phrase «with natural gas backup»

Renewables with natural gas backup will save the depleting resource for longer, possibly several decades longer.

«Electric heat pumps with natural gas backup become attractive technologies in colder regions, utilizing the best features of both with dual - fuel capability potentially providing additional reliability.»

-- Wind and solar with natural gas backup produces electricity at about 200 grams of CO2 emissions / kWh.

Not exact matches

With the possibility of even higher costs of natural gas in the future, natural gas - fired plants may be used increasingly as a backup for wind - generated electricity.

But he wholly fails to explain what the implications of the variability problem is (the need for overbuild of generation capacity and expensive / unfeasible large - scale energy storage), nor whether, if an effort is made to deal practically with these problems in real national electricity grids, the «increasingly cheaper» renewables will ever become cheap enough (when all relevant real - world factors are considered) and reliable enough (without natural gas «backup»), to actually substitute for and displace fossil fuels (or nuclear) at the scale required.

Already this year, the balance of electricity production will be 71 % natural gas, 25 % -27 % coal, and 2 % renewable energy, with the economy transitioning to using coal only for emergency and backup purposes by 2030.

Wind and solar are intermittent and unreliable methods for generating electricity that requires backup, usually with natural gas turbines, which increases costs.