unit of energy


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u·nit of en·er·gy

1. CGS system: erg, joule;
2. MKS system: newton-meter (joule);
3. FPS system: foot-poundal;
4. gravitational unit: gram-centimeter, gram-meter, kilogram-meter, foot-pound;
5. SI: joule.
References in periodicals archive ?
Solar power produces, per unit of energy, only about one-tenth as much carbon dioxide and other harmful emissions as does conventional power generation, a new study shows.
"Biodiesel is a clean air fuel that gives back 3.2 units of energy for every unit of energy it takes -- making it more efficient than ethanol.
From 2011, suppliers must reduce emissions per unit of energy by 1% a year from 2010 levels.
Putting it all together, ethanol provides an effective increase in available energy for combustion of 17 percent for each unit of energy invested in its production, while decreasing the effective cost by 40 percent.
The program requires data about the type of irrigation system, irrigated crops, power source, well lift, pressure, price per unit of energy and whether the producer uses a flow meter, irrigation scheduling, or a maintenance program.
In those environments, says Austin, the cost per unit of energy over a digester's 15- to 20-year life cycle is lower than both solar electrification and the cost of extending a conventional electrical grid.
LifeWave says it is believed that the patches communicate the information needed to initiate the transport of fats to the cells for ATP production (the basic unit of energy in every cell).
UW-Madison said the process is capable of creating 2.2 units of energy for every unit of energy consumed in energy production.
Today, capital costs aside, it costs four times more to generate a unit of energy using gas than it does using coal, says Sarkus.
Every unit of energy used to make biodiesel returns 3.2 units, the highest energy balance of any fuel.
In turn, the batteries power a 10 horsepower (unit of energy) motor, which revs the car up to 70 mph.