Sentences with phrase «hours of additional energy»

The logic is this will save utilities money by keeping dirty gas - fired power plants offline during peak energy demand times because it is expensive to fire them up daily for just a few hours of additional energy.

Not exact matches

Every 5 miles per hour over 50 mph is like paying an additional 18 cents per gallon, according to the Department of Energy.

At a cost of less than 3 cents per kilowatt - hour, tornado energy is cheaper than burning coal (which rings up at 4 or 5 cents per kwh) and produces no additional greenhouse gases.

Concentrating Solar Power (CSP) projects would add additional value of 5 or 6 cents per kilowatt hour to utility - scale solar energy in California where 33 percent renewables will be mandated in six years, a new report by the Energy Department's National Renewable Energy Laboratory has energy in California where 33 percent renewables will be mandated in six years, a new report by the Energy Department's National Renewable Energy Laboratory has Energy Department's National Renewable Energy Laboratory has Energy Laboratory has found.

Major transit investments contribute to the livability of communities by reducing air pollution, offering additional travel capacity during periods of congestion (including peak commuting hours), and promoting compact urban land use patterns that reduce energy use.

The investment will result in an additional 2.5 million megawatt - hours of electricity a year, representing the largest clean energy procurement by a state in U.S. history.

The energy flux between these additional compartments is complicated — changing with hour of the day and with the mechanism of energy flow to the skin layer (conduction or convection).

Note that an hour of extra cloud - free tropical noon sunshine per day is an additional 20 W / m2 on a 24/7 basis... just saying, it doesn't take much change in cloud onset time to adjust for a 2 W / m2 reduction in incoming energy due to an eruption.

Their study added the hidden costs of wind which included the cost of fossil fuel power as back - up when the wind is dormant, the additional cost of transmission that frequently occurs with wind farms due to the inaccessibility of the best wind resources, the cost of wind's favorable tax benefits in «accelerated depreciation,» and a shorter estimated life of a wind turbine of 20 years to the per - kilowatt - hour cost of generating electricity from wind power that includes capital costs and operating costs, as determined by EIA and the Department of Energy.

By completing a review of the way you are investing your energy, you would probably find a couple of additional hours per week, or per day, that could be better distributed.