News tagged with waste heat
Fresh city tomatoes, any time
Why not produce lettuce, beans and tomatoes where most of the consumers are to be found: in the city? The flat roofs of many buildings are well-suited for growing vegetables. Rooftop greenhouses can also make ...
Feb 09, 2012 |
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Temperature differences give rise to electricity
More than half of today's energy consumption is squandered in useless waste heat, such as the heat from refrigerators and all sorts of gadgets and the heat from factories and power plants. The energy losses ...
Nov 09, 2011 |
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Fujitsu develops cooling technology that utilizes a CPU's waste heat
Fujitsu Laboratories announced the development of cooling technology that employs waste heat generated by CPUs to produce chilled water that can be used to cool server rooms.
Nov 08, 2011 |
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Engineers 'cook' promising new heat-harvesting nanomaterials in microwave oven
(PhysOrg.com) -- Waste heat is a byproduct of nearly all electrical devices and industrial processes, from driving a car to flying an aircraft or operating a power plant. Engineering researchers at Rensselaer ...
Nanotechnology / Nanomaterials
Sep 29, 2011 |
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Microwave ovens a key to energy production from wasted heat
More than 60 percent of the energy produced by cars, machines, and industry around the world is lost as waste heat an age-old problem - but researchers have found a new way to make "thermoelectric" ...
Sep 20, 2011 |
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Shining a light on the elusive 'blackbody' of energy research
A designer metamaterial has shown it can engineer emitted "blackbody" radiation with an efficiency beyond the natural limits imposed by the material's temperature, a team of researchers led by Boston College ...
Jul 22, 2011 |
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Magnetic memory and logic could achieve ultimate energy efficiency
Future computers may rely on magnetic microprocessors that consume the least amount of energy allowed by the laws of physics, according to an analysis by University of California, Berkeley, electrical engineers.
Jul 01, 2011 |
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Researchers discover source for generating 'green' electricity
University of Minnesota engineering researchers in the College of Science and Engineering have recently discovered a new alloy material that converts heat directly into electricity. This revolutionary energy conversion method ...
Jun 22, 2011 |
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Prototype demonstrates success of advanced new energy technology
With the completion of a successful prototype, engineers at Oregon State University have made a major step toward addressing one of the leading problems in energy use around the world today the waste ...
Jun 10, 2011 |
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Waste heat slashes fuel consumption
A minor modification to your car could reduce fuel consumption by over seven per cent.
Jun 07, 2011 |
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Energy harvesters transform waste into electricity
Billions of dollars lost each year as waste heat from industrial processes can be converted into electricity with a technology being developed at the Department of Energy's Oak Ridge National Laboratory.
Technology / Energy & Green Tech
May 16, 2011 |
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Thermoelectrics generating electricity from waste heat is a step closer
(PhysOrg.com) -- Scientists in China and the US have modified a common thermoelectric material to vastly improve its thermoelectric properties. The development could lead to new devices capable of converting ...
US energy use chart shows we waste more than half of our energy
(PhysOrg.com) -- This flow chart of the estimated US energy use in 2009, assembled by the Lawrence Livermore National Laboratory (LLNL), paints a pretty sobering picture of our energy situation. To begin with, ...
Wind tunnel begins operations
On hot days it is often very still in cities because the high density of buildings prevents the air from circulating freely. In the newly commissioned wind tunnel operated by Empa and the ETH Zurich wind effects ...
Mar 23, 2011 |
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Research offers new desalination process using carbon nanotubes
A faster, better and cheaper desalination process enhanced by carbon nanotubes has been developed by NJIT Professor Somenath Mitra. The process creates a unique new architecture for the membrane distillation ...
Nanotechnology / Nanomaterials
Mar 14, 2011 |
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