Sentences with phrase «of usable energy»

Forty percent more coal will have to be burnt to get the same amount amount of usable energy.

Rated at 41.8 kilowatt hours of usable energy at full charge, maximum power output is 129 kw.

[3] Natural gas energy losses are only about 10 percent of its usable energy from the point of wellhead extraction to the consumers» utility meter.

In the process a helium nucleus is produced, accompanied by release of a neutron and large quantities of usable energy.

«This means that the amount of carbon dioxide it releases per unit of usable energy that it produces is half that of what a conventional engine emits.»

Each pound of fat converts to 1,200 to 2,000 calories of usable energy, so the body needs less calories through nutrition.

In addition to providing a form of usable energy, these «cellular starches» (as opposed to flour - based starches which are acellular) may play an important gut - rehabilitating role as microbiota accessible carbohydrates or prebiotics.

Don't get us wrong but sweet potatoes and peas are excellent sources of usable energy which is perfect for the highly energetic Boxer.

By comparison, «renewable» and «sustainable» corn - based ethanol requires 2,510 to 29,100 gallons per million Btu of usable energy — and biodiesel from soybeans consumes an astounding and unsustainable 14,000 to 75,000 gallons of water per million Btu!

EROEI analysis aims to answer this question: What is the ratio of the amount of usable energy acquired from a particular energy resource to the amount of energy expended to obtain that energy resource?

Metric bias results in more stringent gas water - heater standards despite the fact that life - cycle energy losses for natural gas are only about 10 percent of its usable energy (from the point of wellhead extraction to the consumers» utility meter) versus 70 percent for electricity.