here i am again for the next topic of energy harvesting...
you know, this is the good thing for archived because there's a continuation after the first lesson to the next lesson until you obtain/complete the whole topic whom our lecturer, sir paul, want to emphasize...
graet sir paul & good evening once again and to all colleagues for this session...
@FrodoH - RF transmitters are allowed in petrochemical plants, so long as they are intrisically safe and have Factory Mutual or BASEEFA certification. I used to sell Honcho Rf communications to offshore platforms couple of decades ago.
No, but I know some people who have been working on solar cells with ~30-35% efficency. They were using a pyramid structure on the surface and thus could use the incoming light twice (reflected towards other pyramids)
Home electronics accounted for 82 billion kWh of U.S. household electricity use in 2001. Color TVs, found in 106 million households, accounted for 33 billion kWh and were the largest single home electronics use. TV peripherals (VCRs/DVDs, cable boxes, and satellite dishes) accounted for an additional 16 billion kWh.
U.S. HOUSEHOLD ELECTRICITY REPORT
See also: http://en.wikipedia.org/wiki/Energy_in_the_United_States
The Day 2 slides are stored as PPTX files. The other days (3-5) are in PPT format (suffix name). That may be why some readers are having trouble. I don't know the diff from PPT to PPTX. I opened them both with OpenOffice .
The streaming audio player will appear on this web page when the show starts at 2pm eastern today. Note however that some companies block live audio streams. If when the show starts you don't hear any audio, try refreshing your browser.
With erupting concern over police brutality, law enforcement agencies are turning to body-worn cameras to collect evidence and protect police and suspects. But how do they work? And are they even really effective?
A half century ago, cars were still built by people, not robots. Even on some of the countrys longest assembly lines, human workers installed windows, doors, hoods, engines, windshields, and batteries, with no robotic aid.
DuPont's Hytrel elastomer long used in automotive applications has been used to improve the way marine mooring lines are connected to things like fish farms, oil & gas installations, buoys, and wave energy devices. The new bellow design of the Dynamic Tethers wave protection system acts like a shock absorber, reducing peak loads as much as 70%.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.