Sunlight causes the electrons to leap from one band to the next creating an electrical energy potential The energy difference between the bands — the band gap — determines how much solar energy will be absorbed and how
much electrical energy is generated.
His playful shapes and psychedelic colors blossom in suspended animation, humming with as
much electrical energy as any other multicellular organism.
Indeed, it is essential to determine luminous efficacy as accurately as possible so that such lamps can be introduced in the market that transform as
much electrical energy into light useful to the human eye as possible.
Not exact matches
You don't spend
much on utility bills because it consumes less
electrical energy.
Mammalian neurons transmit
electrical signals using
much less
energy than suspected.
«If we are able to convert light, which is electromagnetic
energy, into motion, or convert motion into
electrical energy, then we have the potential to make molecular devices
much smaller,» he said.
«As
much as 15 percent of
energy is lost to dissipation during transmission, so if you could make wires from this material and use them in the
electrical grid, it could change that story.»
Capacitors have the handy ability to store and release
electrical energy very quickly —
much more quickly than the batteries and fuel cells already being used in electric and hybrid - electric cars.
Much of the
electrical energy that powers your mobile phone or computer ends up heating the circuitry, for instance.
Rudy Diaz, an
electrical engineer at Arizona State University in Tempe, likes the concept and execution, but he suspects that in a consumer device or inside the body the antennas will give off too
much heat because of their high
energy density.
There is almost too
much here to take in: tax incentives, export controls, forestry policy, waste reduction and recycling proposals, CO2 taxes,
electrical co-generation, virgin materials fees... There is even a discussion of
energy - saving light bulbs and how to market them more efficiently.
The result, led by researchers at Stanford University and the Department of
Energy's SLAC National Accelerator Laboratory, is the culmination of 20 years of research aimed at finding out whether the pseudogap helps or hinders superconductivity, which could transform society by making electrical transmission, computing and other areas much more energy effi
Energy's SLAC National Accelerator Laboratory, is the culmination of 20 years of research aimed at finding out whether the pseudogap helps or hinders superconductivity, which could transform society by making
electrical transmission, computing and other areas
much more
energy effi
energy efficient.
I want to know how
much usable
electrical energy one footstep generates.
Response: We believe that lack of reliable
electrical energy stunts human enterprise, and is a root cause of poverty for
much of the world.
It allowed the team to explore a
much wider range of what - ifs by tweaking a large number of inputs, including the
energy efficiency of
electrical appliances, the depreciation time of coal - fired power plants, and shifts in consumer behavior.
Many utility companies will provide hourly data for
electrical energy consumption, and utilities in some parts of the country are installing smart meters, which allow you (and the utility) to track how
much energy your home is consuming on an hourly basis.
I
much prefer this route over the PHEV which requires plugging into an
electrical source, and requires a large battery to store that
energy.
You'll be tempted to deal as
much electrical damage as you can, but keeping the electricity field active too long means you'll be rendered helpless until Gunvolt gets his
energy back.
Each work in «Transformer»,
much like an
electrical transformer is, therefore, an
energy mediation between the original intent of found work, and the new narrative of Gortner's creation.
You can preheat your water by using a hybrid system to use waste heat from the panels and / or in a seperate portion of roof space — water heating panels are
much less costly per unit area and in terms of
energy, but they are not of
much use for
electrical production; hence the need for other things.
tacking with arthur smith this time (despite my previous antagonistic diatribes), i fail to see mention of computerized controls for so
much of our
energy usage — everything from home
electrical / heating / lighting systems to regional grid operation — which shows the possibility to dramatically reduce
energy use by up to 50 % in almost every area of our lives.
«When we communicate with a cell tower or Wi - Fi router, so
much energy goes to waste,» explained Chi - Chih Chen, research associate professor of
electrical and computer engineering.
He then goes on to make 1 J of
electrical energy equivalent to 1 J of chemical
energy, completely ignoring the
much higher efficiency of electric motors compared to internal combustion engines.
Interconversion between mechanical and
electrical energy through motors and generators is very efficient (90 % or more), so they can be viewed as pretty
much interchangeable forms.
Knowing which windows to open, and when, to create an air current inside the home can do as
much to keep cool as an
electrical air conditioner, but without any extra
energy inputs.
The flywheel
energy stores should be capable of maintaining
electrical supply long enough for alternative power sources (at present probably fossil fuelled) to power up; avoiding so
much need for «spinning reserve».
Once we have achieved that level, and have established the near - worldwide coverage of interconnected
electrical distribution grids that can provide however
much energy is required, then we can switch over to cost - effective low - carbon
energy.
Because the amount of
electrical energy produced by a wind turbine varies nonlinearly with wind speed, small changes in wind speed can result in
much larger changes in output.
Unfortunately many non-experts, driven by fear of AGW, have done
much to cloud, distort and ignore critical issues around the cost and capabilities of renewable
energy and the realities relating to the provision of
electrical power.
It detailed the Southwest's ability to provide for
much of America's
electrical needs through solar power alone, and the region's ability to provide for all of the United States»
energy needs through renewable
energy sources if wind, biomass, and geothermal sources were developed.
And if it turns out that nuclear fission is the necessary way to go, the
energy from that can also be fed into the electrolytic / methane conversion process, allowing
much cheaper transport of
energy than long - distance
electrical transmission.
Non-hydro «renewable»
electrical energy is also more expensive to produce from a system viewpoint than most fossil fuel
energy; non-hydro «renewable» sources have a
much shorter useful life and operate for
much less of each year at
much less of their rated capacity.
• The cost of a general distribution system for methane is orders of magnitude smaller than for major
electrical grids, so areas still developing their
energy systems can invest in local grids powered by small, re-deployable gas generators using a
much cheaper distribution system that can also provide direct gas for heating, cooking, and other such purposes.
First, investors were worried that Germany would not be able to finance the «greening» of its
electrical grid, and now there are worries the U.K. is taking on too
much debt to finance its own green -
energy revolution.
Michael Bastasch — Daily Caller — July 16, 2015 First, investors were worried that Germany would not be able to finance the «greening» of its
electrical grid, and now there are worries the U.K. is taking on too
much debt to finance its own green -
energy revolution.
Combined Hydro, Wind, Solar, Waves, Geothermal and Nuclear can produce all the
electrical energy required (and
much more).
When the
electrical circuits are over overloaded by too
much energy, the system protects itself by shutting down.