«Polymer foils can be produced at costs less than one US dollar and are not dependent on
an external electricity source, other than a battery.»
Or, when powered with
an external electricity source, the devices can actively pump the heat out for refrigeration applications.
Not exact matches
The well — designed thermal flask is made of stainless steel with a plastic lid, portable and convenient for its lightweight - ness and no use of
electricity or other
external sources of energy.
Some other fish possess a «passive» electric sense, detecting only
external sources of
electricity such as those associated with water currents.
The ultimate goal is to achieve «ignition,» the point at which the fusion reactions themselves provide enough energy to keep the process running without an
external heat
source, and excess energy is siphoned off to convert into
electricity.
In a thermo - photovoltaic device, heat from an
external source (chemical, solar, etc.) makes a material glow, causing it to emit light that is converted into
electricity by a photovoltaic absorber.
Newer information from the company reveals that the high - capacity battery can serve as a 100 - volt AC power supply capable of delivering up to 1,500 watts of
electricity as an
external power
source.
@ogrote: I don't think it runs out of battery when plug in, tablet pc system is like car battery system, the
external plug in
source will supply
electricity when plug in, while same time partially charging the battery.
I do believe that wind has value in the energy mix, though it is pricey and due to capacity factor issues must be supplemented with a load base that includes dispatch - able fuel
sources that can be started up and shut down fairly quickly, such as gas.We do need variety in our
electricity fuel mix (including coal), just as we need it in our genome pool... for rapid changes in the
external environment.
You can also buy an
external battery pack and take it with you, ensuring you'll always have a way to charge your iPhone if you need more battery power — even if you're out in the middle of the wilderness with no other
sources of
electricity.