News tagged with steam

Yale engineer to build 'hot' solar cells

Associate professor of electrical engineering Minjoo Larry Lee has been awarded $2,540,000 to develop dual-junction solar cells that can operate efficiently at extreme temperatures above 750 degrees Fahrenheit. ...

dateSep 22, 2014 in Energy & Green Tech
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Recuperating waste heat under the hood

For his semester project in mechanical engineering, Eliott Guenat studied the best way to recuperate waste heat from a car's engine. The challenge is figuring out how to incorporate the heat exchangers micro-turbomachines.

dateJul 09, 2014 in Engineering
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Clean power from waste heat

Siemens has developed a technology to use waste heat, which previously had gone unused, to generate electricity. The solution employs silicone oils, which have a lower enthalpy of vaporization than water, ...

dateJun 05, 2014 in Energy & Green Tech
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How the kettle got its whistle

(Phys.org) —Researchers have finally worked out where the noise that makes kettles whistle actually comes from – a problem which has puzzled scientists for more than 100 years.

dateOct 25, 2013 in Soft Matter
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New Zealand volcano lets off steam

A volcano off New Zealand sent a plume of steam two kilometres (1.24 miles) into the air Tuesday, although volcanologists described the eruption as small and said it was over in minutes.

dateAug 20, 2013 in Earth Sciences
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Crowdfunding gaining momentum, study says

Crowdfunding, a practice which allows startup firms to raise money from small investors over the Internet, picked up steam in 2012 with some $2.7 billion invested, a study showed Monday.

dateApr 08, 2013 in Business
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