With its long coastline, many coastal power plants, and need for more water, California is a good place for
this use of waste heat, and the last I read the plans are in for about 20 desalination plants.
«
The use of waste heat for power production would allow additional electricity generation without any added consumption of fossil fuels,» said Bruce E. Logan, Evan Pugh Professor and Kappe Professor of Environmental Engineering.
Not exact matches
«In particular, instead
of electricity or natural gas we plan to
use waste heat or biogas generated from anaerobic digestion to bake our dog biscuits.
And the
waste heat from the gensets is also put to
use to
heat up steam boiler feed water, which is a further reduction
of fossil fuel
use in the factory.
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.
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 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.
«There are also other important measures to reduce methane emissions from coal mining, municipal
waste treatment and gas distribution, for example, as well as black carbon emission reductions through elimination
of high - emitting vehicles,
use of cleaner biomass cooking and
heating stoves, replacement
of kerosene wick lamps with LED lamps and other measures,» adds Zbigniew Klimont
of the International Institute for Applied Systems Analysis, Austria, who also took part in the study.
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.
«Converting
waste heat into electric power, for example,
using vehicle exhaust, is a near - term «green» application
of such materials.»
Circuits based on quantum packets
of heat rather than electric charges could enable computers to
use waste heat — which is currently just shed to keep a processor from overheating — to perform useful computations and store information, the researchers suggest in an upcoming Physical Review Letters.
In a conventional solar cell, only part
of the solar spectrum is put to
use, with the rest reflected or
wasted as
heat.
In theory an advanced alien civilisation could produce a lot
of waste heat and still maintain a stable climate by
using geoengineering to counteract
waste -
heat warming.
Changing World Technologies» method
of thermal depolymerization
used intense
heat and pressure to break
waste materials into desirable, short - chain hydrocarbons (much like the Earth's super-slow, fossil fuel - producing process).
The present
heat - storage ceramic is expected to be a new candidate for
use in solar
heat power generation systems, which are actively promoted nowadays by European countries, and also for efficient
use of industrial
heat waste.
The microbes convert the
waste into methane, which can be
used to produce commercial amounts
of electricity and
heat.
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.
But this sort
of cogeneration system, if you want to call it that,
of using the power plant output and the
waste heat from that to drive the desalination plants, he was saying, you know, in 20 years that probably could be a great model and an efficient model for water generation in Southern California.
This knowledge allows the engineers to take advantage
of synergies such as
using the
waste heat of one system to
heat another.
And unlike incandescents, which generate a lot
of waste heat, LEDs don't get especially hot and
use a much higher percentage
of electricity for directly generating light.
That
heat is a byproduct
of the microprocessors in your device
using electric current to power computer processing functions — and it is actually
wasted energy.
Co-generation
of electricity and
use of industrial
waste heat to reduce per capita energy consumption.
Harvesting
heat produced by a car's engine which would otherwise be
wasted and
using it to recharge the car's batteries or powering the air - conditioning system could be a significant feature in the next generation
of hybrid cars.
Using low - grade
waste heat from an outside source, the researchers distill ammonia from the effluent left in the battery anolyte and then recharge it into the original cathode chamber
of the battery.
«This new material is better than the traditional material, Bismuth telluride, and can be
used for
waste heat conversion into electricity much more efficiently,» said Zhifeng Ren, M.D. Anderson Chair professor
of physics at UH and the lead author
of a paper describing the discovery, published online by Nano Energy.
The results, demonstrated by scientists at the U.S. Department
of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) and collaborators on China's Experimental Advanced Superconducting Tokamak (EAST) found that lithium powder can eliminate instabilities known as edge - localized modes (ELMs) when
used to coat a tungsten plasma - facing component called the «divertor» — the unit that exhausts
waste heat and particles from plasma that fuels fusion reactions.
Mechanical engineers at the University
of California, Riverside, have reported success in
using inexpensive materials to produce thermoelectric devices that transform low - level
waste heat...
They barely put out any
heat and
waste 50 %
of the energy they
use, the wires are not safe with glass or porcelain and they work best from the bottom, a big no - no with Kombucha, JUN or Kefir.
Ask students to speak with school Operations or Facilities workers to gather information on topics such as the temperature or timing that determines the
use of air conditioners, times when
heating might be
wasted in the school, etc..
Not all
of this can be
used to do mechanical work, some
of it is
wasted in
heating the engine itself and the rest is lost when the
heated gases are exhausted from the cylinder.
In electrified systems the process
of regenerative braking is employed whereby the current produced during braking is fed back into the power supply system for
use by other traction units, instead
of being
wasted as
heat.
Modern HEVs make
use of efficiency - improving technologies such as regenerative braking, which converts the vehicle's kinetic energy into electric energy to charge the battery, rather than
wasting it as
heat energy as conventional brakes do.
It
uses the
waste heat of the electrical components to climatize the interior and is thus a central component
of the thermal management system.
Some
of those elements include: - Light - colored roofing that reflects
heat and saves energy; - 70 percent ENERGY STAR ® certified appliances including refrigerators, TVs, computers and kitchen equipment; - Water - efficient toilets and aerated bathroom faucets; - 10 percent
of the building materials
used contain recycled content; - «On Demand» ventilation that provides fresh air for occupied spaces without
wasting energy on unoccupied areas
of the property; - LED lighting - controls that turn off the lights; - Incorporates high - tech daylight sensors to reduce electrical lighting with natural sunlight and -
Uses renewable energy sources such as solar or wind.
This isn't a case
of «we'll get
use to it because we have to» its «go - away
heat», a term
used when professional wrestlers aren't getting booed by fans because they're good at being a bad guy but because the fans genuinely feel like their time is being
wasted.
Just in the U.S., if
waste heat recovery devices were
used at every oil, gas and manufacturing plant, 11.4 million homes could be powered by the electricity produced and it would have the bonus benefit
of offsetting the need for the same amount
of energy to be produced
using fossil fuels.
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.
Accountants should show governments the financial as well as human
waste of using shoddy materials and designs, even for the short term: many schools are crumbling even without earthquakes, and they are expensive to
heat, repair, and replace.
We've covered examples and low - tech tips on how to do this before, and now Spanish industrial designer Fabio Molinas takes this low - tech approach further by combining the
waste heat of a conventional fridge with time - honoured tradition
of using of clay to cool down perishables.
However, there's another method
of producing your own electricity, which is
using a thermoelectric generator that runs on «
waste»
heat that would normally just fly up the chimney and escape.
The 10 tot 20 %
of the
waste not
used was incinerated and the
heat used for the processing (sterilizing)
of half products.
A trial
of the system on a military base showed that tents
used for nighttime training were being
heated all day too,
wasting a lot
of energy and money.
C. However, most home owners are now considering going to the Point
of Use water
heating units which removes the
waste of energy and reduces the cost
of additional plumbing.
As I wrote in January 2011, N.Y.U. installed a small network
of its own, burning natural gas in a unit that not only made electricity but also delivered the
heat that would otherwise go to
waste for
use in
heating and cooling.
Other sources include petroleum fuels
used for
heating, the decomposition
of waste in landfills,
waste incineration, and wastewater treatment.
Philo, a lot
of that
waste heat is
used to make things cold: refrigerators, air conditioners, ice machines, ice cream makers, etc..
As your azollaculture technology matures and the price comes down, you might end up growing huge amounts
of azolla for fodder, pumping part
of it back into nighttime power, and
using your CSP / bio-coal «
waste»
heat for distilling water.
It is producing electricity with a 200 kW generator while recovering the
waste heat to both
heat the digester and reduce the
use of oil - fired water
heating required on the farm.
On top
of that,
waste heat from car engines, air - conditioners and other energy
use adds to overall air temperatures.
The combined
heat and power plant,
using 250,000 tons or more
of waste wood per year, now supplies district
heating to some 80 percent
of the downtown area, or more than 1 square mile
of residential and commercial floor space.