As electronic paper
requires small amount of power, with help of a small battery pack images could remain for many months to even years.
Not exact matches
Most CSP systems
require significant
amounts of water, which has proven to be a challenge in desert regions
of the U.S. where solar
power is most attractive, while Stirling engines
require none other than
small amounts for cleaning the mirrors.
It
requires a
small amount of true sophistication to understand the
power of this statement, but those states which have done so are saving hundreds
of millions, even billions
of dollars every year as a result.
He claimed that METI in the past had «orchestrated the defeat
of legislation that supported alternatives energy development, and instead secured the passage
of the Renewables Portfolio Standard (RPS) act,» which simply
required power companies to purchase a very
small amount of their electricity from alternative sources.
During construction, water is
required for making the concrete needed for the footings
of the towers, and for things like damping - down while road - building, but these
require small amounts of water relative to those used for mining coal or uranium or cooling coal - fired, or nuclear,
power stations.
In light
of prolific turkey farming, North Carolina, and Minnesota have both passed energy policy mandates
requiring utilities to use a
small amount of turkey waste - generated
power.
Certain appliance functions that
require small amounts of electricity include: - Maintaining signal - reception capability (for remote control, telephone or network signals)- Monitoring temperature or other conditions (such as in refrigerators)-
Powering an internal clock - Battery - charging - Continuous display (such as when a microwave clock stays on when the oven itself is off)