Most conventional generators
waste heat energy as they create electrical power.
Since anthropogenic emitted CO2 comes out of a power plant stacks / vehicle exhausts at an elevated temperature (due to the trivial manmade
waste heat energy), and then cools down to near equilibrium with the rest of the atmosphere, why would this new CO2 then absorb more energy and heatup again?
Although they mentioned regenerative braking and stop / start functionality, you'd also have to think that they may find a way to incorporate their recently announced «turbo steamer» concept, which captures a good portion of the otherwise
wasted heat energy.
Dryers typically lose 20 to 25 percent of their heat through the dryer vent, according to figures from the Environmental Protection Agency, but this model includes components that recycle
wasted heat energy.
Not exact matches
All that
energy is used to
heat solid and liquid
wastes to temperatures that effectively disinfect it.
As power plants are charged with decreasing their emissions it becomes more profitable for an entrepreneur to innovate a way to turn that
wasted heat into useable
energy, he says.
The Sidewalk Labs proposal in the competitive bid for the project floated all kinds of technological dreams: a thermal
energy grid that would be carbon neutral, sensors that separate
waste from recycling, modular buildings that convert from retail to housing, monitors that track noise and pollution, self - driving transit shuttles, shared - ride taxibots, adaptive traffic lights, delivery robots,
heated bike paths and sidewalks that melt snow on their own.
These incinerators were able to recover
energy through burning
waste, using the released
heat to boil water, and using the steam produced to power turbines that generate electricity.
Energy throws
waste heat into the environment.
Soleri believes that if sufficient
energy can be gathered for the industries at the base of the arcologies, the
waste heat from these industries can meet the other needs for
energy.
We can see faster and better preparation methods, improved temperature control and
heating,
energy and labour savings, less
waste, better sanitation, faster service and flexibility.
Food
waste can also be turned into renewable
energy through anaerobic digestion, where the methane emissions from broken down food are captured to produce biogas,
heat and
energy.
The new brewery cuts
energy use by 50 % per barrel through thoughtful building design, solar lighting and the recycling of process
waste streams like water and
heat.
If the coil is compressed for too long or is not strong,
energy is
wasted as
heat and the power release from the spring is compromised.
No need to
waste energy with AC and
heat.
Poortenga told a Michigan Fox News affiliate that families who want to go green will be happy to know that breastfeeding their child will reduce the need for unnecessary
energy use (unless bottled, it does not need to be
heated up in a microwave) and packaging (natural sources don't add to air pollution or
waste).
The technical advantage is that local generation eliminates the enormous losses of
wasted heat and long transmission that consume more than half the
energy used in electricity generation by fossil fuels or nuclear.
The loop would run underground, and provide steam to
heat downtown buildings from several sources including the city's
waste - to -
energy plant.
The company's website describes the benefits to brewers, wineries and distillers, stating all three can use the organic - material byproducts of the brewing and distilling process to
heat their facilities, thus saving money on both
energy and
waste disposal.
Today we cover the Bloomberg administration's renewed interest in developing
waste - to -
energy facilities — or plants that burn or
heat garbage to create
energy.
«We demonstrated for the first time that ceramics could help advance thermophotovoltaics as well other areas of research, including
energy harvesting from
waste heat, high - temperature catalysis and electrochemical
energy storage.»
There is room for improvement: incandescent bulbs currently
waste 90 percent of their
energy as
heat.
Higher -
energy light waves, including most of the visible light spectrum, are
wasted as
heat, while lower -
energy waves simply pass through the solar panel.
There are high hopes that such designer clathrates can be technologically applied in the future, to turn industrial
waste heat into valuable electrical
energy.
Unlike current silicon - based electronics, which shed most of the
energy they consume as
waste heat, the future is all about low - power computing.
A lot of
energy is
wasted when machines turn hot, unnecessarily
heating up their environment.
About 70 percent of all the
energy generated in the world is
wasted as
heat, said Dimitris Niarchos of the National Center for Scientific Research Demokritos in Athens, Greece.
From your hot car to your warm laptop, every machine and device in your life
wastes a lot of
energy through the loss of
heat.
Dehydration via depressurization is far cheaper in terms of
energy consumed than is
heating and boiling off the water, particularly because no
heat is
wasted.
But thermoelectric devices, which convert
heat to electricity and vice versa, can harness that
wasted heat, and possibly provide the green tech
energy efficiency that's needed for a sustainable future.
For example, at the Oserian flower farm on Lake Naivasha, roses are now grown with geothermal
waste heat to save
energy.
Thermoelectric materials, which convert a temperature difference across their surface into a current, offer yet another way to generate
energy from
waste heat.
Using
waste heat from a coal plant to power the
heat pump can mean 80 per cent of the
energy put into the slush can be retrieved.
«People are busy, and when you gasp at your
energy bill or at the gas pump you don't know what part of that bill is paying for something you want — like
heating, cooling and transportation — and what part of it is just
wasted,» Dietz says.
The glass
energy capture system will recycle
waste heat from the smelting process to increase
energy efficiency.
The new connections can allow these cells to operate at solar concentrations of 70,000 suns» worth of
energy without losing much voltage as «
wasted energy» or
heat.
But to be effective, solar cell designers need to ensure the connecting junctions between these stacked cells do not absorb any of the solar
energy and do not siphon off the voltage the cells produce — effectively
wasting that
energy as
heat.
Whatever you use
energy for, it almost all ends up as
waste heat.
«Managing and treating food
waste is a global challenge, particularly for cold countries like Canada where the temperature often falls below -20 °C and
energy demands related to
heating are high.»
But these bulbs have always suffered from one major problem: More than 95 percent of the
energy that goes into them is
wasted, most of it as
heat.
He explained that the efficiency of a photovoltaic device is governed by a simple competition: light
energy is either converted into
waste heat or useful electronic power.
That
heat energy is then
wasted.
Plants» daily cycle of
heat resistance is a strategy that protects plants from the hottest parts of the day, while also potentially preventing
energy being
wasted producing
heat shock proteins at night when it is cooler.
Behind the building, a biodiesel generator and
waste vegetable oil boiler, both dormant during the summer months, attest to the aquaponic system's thirst for
energy — the pumps, filters and bioreactor run year - round at a sometimes deafening whir, and the winter brings a need to
heat the tanks and power overhead lights, as well.
Thermal salt - removing processes require high temperatures so they tend to be expensive (more than $ 1 per cubic meter of freshwater), but the use of rejected «
waste»
heat from other industrial or power plant operations for co-generation can cut
energy expenditure.
Diverting just a portion of the world's food
waste to
waste - to -
energy systems could free up large amounts of landfill space while powering vehicles and
heating homes
Helmut Stein, Nokia's head of research and development, says: «Multiply 10 watts by the number of TV sets in a country and you realise how much
energy is being
wasted as
heat.»
Was it your aim to raise awareness of the
energy we
waste heating our homes?
And, you know, their typical day is 115 degrees and humid, they've got no source of fresh water; so they desalinate volumes of water but that takes a lot of
energy and a lot of the
waste there is in terms of
heat.
«Poultry
waste hydrochar generates
heat at high temperatures and combusts in a similar manner to coal, an important factor in replacing it as renewable
energy source.»