Electricity, electronics parallel development of two fields
Power semiconductor devices in the early stages of its development (in the 1960s -80) are mainly used in industrial and power system, the last 20 years, with 4 C industries (communications, computers, consumer electronics, automotive) The vigorous development of power semiconductors The application of the device significantly to the [...]
Archive for March, 2009
Power Semiconductor power management chip the first speed increase
March 24th, 2009
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French researchers develop hydrogen fuel cell mobile phones
March 24th, 2009
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PARIS (AFP) - French researchers on Wednesday said they reserve the power for mobile phones has created a hydrogen fuel cell, as mitigation for the electricity supply dependent on the sale of small accessories.
According to the Atomic Energy Commission and the researchers CEW briefing to the press, micro fuel cells use hydrogen filling small boxes [...]
The balance of rechargeable batteries
March 24th, 2009
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Both necessary and sufficient manner by the current set-voltage charge of the implementation of phase II trial showed that this charging method of charging more efficient, commonly used for domestic and foreign. The current charge for the end-voltage balance criterion, in theory, is consistent with the understanding that the activity should be based on positive [...]
Sanyo proposed new plant to produce batteries can increase 43 percent to 100 million
March 24th, 2009
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According to foreign reports, the world’s largest rechargeable battery maker - Sanyo Electric said it would build the factory, to expand used in notebook computers and other electronic products of battery production.
Sanyo Electric spokesman Kumiko Makino noted that in March 2011 to the year so far, this plant will boost battery can produce 43 percent [...]
Japan in 2020 accounted for solar cells is expected to rise to the Global City 33%
March 23rd, 2009
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Nikkei, Mainichi Daily News reported on the 18th, according to the Japanese Economy, Trade and Industry spreadsheet shows that by Japanese companies at home and abroad continue to expand the solar cells in the scale of trafficking, in 2020 the Department of Enterprise Day related industries scale solar power generation can be expected to improve [...]
IMEC to develop full-printed solar cells for photovoltaic conversion efficiency of 3%
March 23rd, 2009
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IMEC is an independent research institution located in Belgium (Belgium) of Leuven (Leuven), in the nano-electronics and nano-technology leadership position in the world, and also the Netherlands, the United States, China and Japan to set up an office, with more than 1,600 employees, including the Mill and Visiting Fellow, in 2007 brought revenue for the [...]
To enhance Day production of solar cells
March 23rd, 2009
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According to “Japanese Economic News” website latest news, Japan’s Economy, Trade and Industry in civil important development of an enterprise designed to enhance the competitiveness of solar power generation industry and comprehensive response, the responses should be made to Japan in 2020 global production of solar cells share from the current 1 / 4 to [...]
Astronauts will move out of solar panels “discovered” its cargo
March 23rd, 2009
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International Space Station and the “discovery” of the astronauts on the space shuttle using two mechanical arms on the 18th will be “discovered” to bring its solar panels out of the cargo hold. Will be carried out at day 19 Medium spacewalk, two astronauts will install the solar panels in place.
“Discovered” carry its solar panels [...]
Pay close attention to choose green durable battery
March 18th, 2009
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Listen to MP3, Walkman, flashlight batteries and ultimately, support. Recently, the National Quality Supervision Department at the national level on the battery on the market for a sampling, results showed that sampling rate of 74.5 percent qualified. Students as possible to buy buy brand batteries.
It is understood that the total samples, including Guangdong, Zhejiang, Shanghai, [...]
Zinc - air battery brief introduction
March 15th, 2009
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Zinc - air battery (zinc-air battery) to oxygen in the air for cathode active material, metallic zinc anode active material for batteries. The use of porous activated carbon electrode for the cathode, platinum or other materials for the catalyst, after the paste made from zinc, pressed into sheet or paste coating method made for anode [...]
