keskiviikko, 5. tammikuu 2011

Crystalline silicon solar cells

Crystalline silicon solar cells

December 31, 2008, Quanzhou (Nan) in terms of Optoelectronic Information Industry Base is a landmark day, assigned to the base of the Crystal Light and Power Company Limited of 25 three-megawatt solar cell production line assembled, and entered the commissioning phase, trial production will be before the Spring Festival.

After a successful pilot, the province will have the first article from the upstream silicon ore mining, smelting to crystal processing, cutting, diffusion printing, component production and assembly of finished products as one of the complete crystalline silicon solar cell industry chain, to pull the whole Quanzhou the development of the optoelectronics industry in Fujian.

It is reported that, with the solar and other renewable energy sources have received increasing attention, as well as the PV industry in our province will focus on fostering new industries to plan, Nanan City in August 2007 starting point and the planning and construction of Quanzhou (Nan) optoelectronic information industry base. The base has been included in the province, "Eleventh Five-Year" special plan for the information industry, but also Quanzhou and South "during" key construction of high-tech industrial base. Base planned area of 7.5 square kilometers, all built in 2020. Among them, a building planned area of 2.3 square kilometers, focusing on the development of photovoltaic and LED, optoelectronic information industry cluster, were the introduction of National University Science Park of Fujian Park and six optical sub-enterprise projects with a total investment of nearly 1.8 billion, is expected to reach full birth up to 70 billion yuan in output value. In addition, the base of a special business park planned for Taiwan, settled in 17 industrial enterprises to enjoy preferential policies to support an initial investment of $ 72,000,000 has been the Bright CIGS thin film solar cell project settled base, while the two Taiwan-funded enterprises is in talks to settle base.

Quanzhou in 2009 "Project Construction", plus "three direct links", Quanzhou (Nan) ushered in Optoelectronic Information Industry Base, better development opportunities. Lin Jung-heap base charge introduced, the base year will be completed for construction of an infrastructure to ensure the realization of three-crystal silicon, 2009, four enterprise projects put into operation and generate revenue, and trial production of the two project components, and actively promote the proposed investment 150 million yuan in Hong Kong Fu Jin Tianwei company, plans to invest 5,000 million Optoelectronics Technology Co., Ltd. Quanzhou luxury and features a new energy-efficient LED lighting patent technology oriented philosophy to (Fujian) Co., Ltd., Optoelectronics has signed settled 3 floor construction project as soon as possible. At the same time, contribute to the National University Science Park of Fujian routine operation of sub-Park to play the role of its strong scientific and technological support. In addition, the base will continue to give full play to the three low-cost high-purity silicon crystalline silicon company projects more attractive and industry chain cluster advantage of the project, attract domestic and foreign well-known PV companies and their partners to base investment in enterprises, accelerate the extension of the PV industry chain .

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perjantai, 31. joulukuu 2010

China: world’s largest electric car manufacturers soon?

China: world’s largest electric car manufacturers soon?

China: world's largest electric car manufacturers soon?

According to a recent study by management consultancy Bain & Co., China could rise up to the year 2019 the world’s largest manufacturers of electric cars. The reason is the substantial support from the Chinese government and therefore could only be strengthened developments in the Asian country. In March, China had presented a plan under which the country is to become a leading manufacturer of vehicles with alternative engines. Already in two years, the goal to strive for when you leave half a million vehicles a year and have the works on alternative drives.

Much of the Chinese people and that over 60 percent purchase low-cost cars. U.S. citizens, Japanese, Europeans and South Koreans decide only for an electric car if the price is right. The price is at 55 percent of customers a criterion of great weight. The Chinese overwhelmingly consider the right price, on the available charging stations and battery power.

The brand and the design have largely unimportant. According to the study results should demand per year, based on electric vehicles at 1.5 million units are located. The offer and the technological development would have a decisive influence on the demand.

Tesla Motors seeks to Germany

Tesla Motors seeks to Germany

The U.S. electric car manufacturer Tesla Motors wants to open the year in Germany, two showrooms and interested parties will have the opportunity to test the Tesla Roadster to home. This was announced by CEO Elon Musk the online edition of the car magazine “Auto, Motor und Sport”. In the British capital London is already the end of June, the first European showroom will be opened. The cities of Munich and Monaco would then follow next. The electric sports car Tesla Roadster has been sold 500 times on a single charge and has a range of 150 to 200 kilometers.

The energy of the powerful electric motor draws from a 7000 high cell lithium-ion battery. The top speed is 200 km / h and the sports car can accelerate from 0 to 100m km / h in less than four seconds. The Tesla Roadster will arrive in an improved version with better performance on the European car market and cost around 100,000 a??. The vehicle will be presented to potential buyers by teams on site. Already this year sales of 240 vehicles is planned in Europe. The Stuttgart automaker Daimler AG has joined a few weeks ago with a stake of 10 percent for Tesla Motors. In the past week had to accept the electric car manufacturer with a damper, as had 350 Tesla Roadsters are being recalled because of problems at the rear axle.

Mitsubishi shows the first electric car production model

Mitsubishi shows the first electric car production model

The Japanese carmaker Mitsubishi in the Austrian city of Flachgau iMiev with the presented last Thursday, the first electric car of its planned high-volume production. Next year it will come on the market in Austria and then to a price equivalent to around 20,000 to EUR 25,000 have to be. The range of the electric vehicle is in relation with the hard-to-remember model name on a battery charge at 140 kilometers. The electric motor output amounts to 64 HP and the vehicle can be accelerated to a top speed of 130 mph.

Charging an empty battery takes from the normal household outlet for consolidated information about 7 hours. If however the battery in a power outlet as they are in business, the refueled battery charging time is only 30 minutes. iMiev come when and at what price the Mitsubishi on the German car market is not yet known. The electric car of the Japanese automaker is hard to distinguish between a normal small car and will therefore surely be able to sell well.

 

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torstai, 30. joulukuu 2010

Lenovo ThinkPad T61 Review, @laptopsbattery.us blog

Lenovo ThinkPad T61 Review, @laptopsbattery.us blog

lenovo-thinkpad-t61-laptop

ThinkPad T61 14.1″ widescreen notebook

Important to note is that this review covers the 14.1″ widescreen version of the T61 series. As with any laptop model series, there are going to be widely varying configurations you can choose that will greatly affect system performance.

Specs:

  • Processor: Intel T7300 Core 2 Duo (2.0GHz, 800MHz FSB, 4MB Cache)
  • Graphics: Intel GMA X3100
  • Operating System: Windows Vista Business
  • Display: WXGA+ 1440 x 900 (LG screen)
  • Hard Drive: 100GB 7200RPM (Seagate Momentus 7200.1)
  • Memory: 2GB (1GB x 1GB), up to 4GB max
  • Ports: 3 USB 2.0, 1 FireWire, Monitor out, modem, Ethernet, headphone out, microphone in
  • Slots: 1 PC Card Slot, 1 ExpressCard slot (optional media card reader and Smart Card reader)
  • Optical Drive: Ultra-slim Super-Multi Drive
  • Dimensions: 13.2″ x 9.3″ x 1.09 - 1.26″ (335mm x 237mm x 27.6 - 31.9mm)
  • Weight: 5.1lbs

The good: Internal roll cage protects LCD; 802.11n Wi-Fi for faster wireless throughput; very small A/C adaptor adds little to overall travel weight; Intel's Active Management Technology provides remote support.

The bad: New Centrino technology doesn't offer outsize performance gains.

The bottom line: Lenovo's 14-inch ThinkPad T61 shaves a few millimeters off the company's more mainstream R-series laptops, but still boasts the same, solid ThinkPad DNA along with IT-friendly features by way of Intel's new Centrino Pro platform.

Design and Build

The ThinkPad T61 is a premium product with a durable build, it is geared towards business users or simply those willing to pay a bit more to get something that won't fall apart after 1-year of use. For somebody that travels a lot or relies on their notebook to earn a livelihood, the build and reliability factor is probably more important than having the latest and greatest components inside.

The keyboard remains the same between the T61 and T60 — meaning it's once again excellent. The only difference is that now there's more room on the keyboard side areas since the notebook body is wider, the speakers have been relocated to this extra real estate. The keyboard is spill proof and has two drain holes to make sure if you do happen to spill your morning Starbucks coffee, the liquid is carried away from sensitive components and out through the bottom of the notebook.

The hard drive is protected within the magnesium roll cage and shock mounted. Even if your T61 is dropped the included Active Protection System (APS) software will work with the on board accelerometer to detect a fall situation and end hard drive activity to prevent data loss.

Screen

The new widescreen format screen for the 14.1″ T-series is either good, bad or somewhere in between depending on your personal preference. Lenovo will try and convince you widescreen offers more screen real estate and so it's better, the reality is the guys making the LCD screens are forcing it down the throats of the PC manufacturers because it's cheaper to make widescreen LCDs.

The particular screen I got is a WXGA+ resolution (1440 x 900). It provides easy viewing and you can fit a good amount on the screen, so no complaints on that front. The screen is crisp and there are no issues with graininess. The matte finish ensures there's little to no glare in office lighting situations.

Processor and Performance

The ThinkPad T61 now uses the Intel Centrino Duo (Santa Rosa) platform. You get a faster processor front side bus (800MHz), more processor cache (4MB) and an improved integrated graphics solution in the form of the Intel X3100. If all that talk is nonsense to you, then suffice it to say the T61 offers newer and better processing components than the T60. Will this performance be perceivable in helping to run MS Word faster? No of course not, but certain processor intensive tasks such as encoding video will be faster. And even if you won't be utilizing every ounce of processing power, just knowing the processor is faster and you're on top of the game is enough to make people like myself want to buy it.

Battery Life

14.1 standard screens and 15.4 widescreen + Lenovo ThinkPad T61(14-inch wide) Laptop Battery

lenovo thinkpad t61 battery, 14.1″ standard screens and 15.4″ widescreen + 14-inch wide lenovo t61 battery

One thing that's always a concern with a new platform is battery life. Reading the first reviews that came out about the T61 sounded like gloom and doom with reports of 2 hour battery life. It seems most of the initial reviews were done using very power hungry dedicated graphics solutions and with a 4-cell battery.

I had the opportunity to test a larger 6-cell battery on an integrated graphics system, and got 3 hours and 41 minutes of battery life under what I would deem normal usage. I was using the T61 with screen brightness set to half or lower, Vista battery optimized setting, wireless off to get this number. In a torture test, I set the screen brightness to top level, put in a DVD (Stargate) and played it until the battery hit 5% and the PC went to sleep 鈥?which happened after exactly 2 hours 15 minutes. I wouldn't call that bad, it'll get you through most movies.

The downside of a 6-cell battery is that it sticks out of the back (see pics) and weighs more, but I'm always be willing to carry a bit more weight for an extra hour of battery life. A positive comment that should be made is the power adapter is nice and small, it's actually the same size as the X60 ultraportable series adapter.

Keyboard / Touchpad / Pointing Stick

The ThinkPad T-series hasn't changed too much over time, and that's a good thing, there's no use changing something that's just right. The ThinkPad keyboard is one of, if not the best, notebook keyboards out there. There's zero flex, every key feels individual, every key has great travel/feedback and the keyboard is full-size.

The T61 has a pointing stick, I love using this and find it much easier than the provided touchpad — it makes it so you can move the cursor around the screen without having to lift your hand from the keys, a much faster and easier to control style of input. But the great thing is that if the pointing stick isn't your cup of tea then you've got the touchpad as well.

Wireless

The ThinkPad T61 uses the Intel 4965 wireless chip that offers 802.11 a/b/g/n wireless reception. All of your bases are covered there, and the greater range 802.11n offers is on the table if you have an 802.11n router. The range of the ThinkPad is theoretically greater now that the lid material has changed to plastic too. The antenna is run up through the lid for better reception you see, and the new lid material allows radio waves to reach the antenna more easily. I was only able to test up to 100-feet away from my NetGear WGR614 802.11g wireless router, which I despise for its bad performance and tendency to drop connections, but the T61 worked just fine with it and I never suffered a connection drop and throughput was consistently good.

 

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tiistai, 21. joulukuu 2010

Own brands kick off target dual-fuel

Own brands kick off target dual-fuel

Beijing Olympic Games is not only a competition between athletes from various countries, "Green Olympics" slogan all the major car companies for new energy vehicles started a competition. Not only to Volkswagen, General Motors and other auto giants, including BYD, FAW, Changan, China and through other domestic auto companies have also come up with their own new energy vehicles, "serve the Olympics to show the brand."

Qi shot dual fuel its own brand

Olympic demonstration of new energy vehicles to run the project 500 new energy vehicles, more than 400 electric venue vehicles are cars, truly represent the future direction of the 55 electric buses, 25 hybrid buses, 75 hybrid cars 20 hydrogen fuel cars, three hydrogen fuel cell buses. However, after the Olympic Games "Olympic demonstration of new energy vehicles running into the embarrassing fate of high cost," indications are that these new energy from our lives is not so close.

Perhaps because of new energy vehicles some distance away from the real life, but rising fuel prices have begun to challenge their owners and prospective owners of the nerve. Own brands on the one hand continue to increase in the new energy development and production efforts, on the other hand have the objective of targeting the more mature now dual fuel - gas mixture. BYD F31.6L dual fuel already on the market for over a year, this year's F3 launched a 1.5L dual fuel; Geely, the vision of freedom from the ship and then to King Kong, each with a corresponding dual-fuel version; Chery Cowin dual fuel version has also appeared in the taxi market; the SUV market as a break from their places of its own brand of natural will not leave this market, the reporter has learned from its dealers, dual-fuel version of the HARP will be listed in the near future; Lifan 520 dual-fuel version is in Sichuan, Chongqing and other markets.

Beginning just dual fuel domestic market

Although dual-fuel products have launched, however, own brand products in dual-fuel capacity, and not much on the release. BYD has benefited from the support of taxi market, the earlier the face of domestic dual fuel market, even so consumers are not always able to mention cars. "Dual fuel F3 you first order, more than 20 days before mentioning cars." Shaanxi benefits through automobile sales company, said a staff member, and now as a private car use of dual-fuel vehicle market has not developed together, they shop also sold in six-70 year.

Mihashi Geely cars in the city's dealers to see the vision of dual-fuel on a conspicuous place at the gate position, while King Kong, free ship dealers, dual-fuel vehicles still are not to shop. The same, this three cars need to book car and then put in a month; news from the staff of Ise Wei Department showed that the current dual-fuel Kiun Xi'an is also the face of the rental market, and also need to scheduled. The dual-fuel version of the Great Wall Hover, the reporter got the information from the dealers is: "will soon be listed."

For dual-fuel vehicles for domestic market conditions, the benefits through a very representative view of staff, "compared to the same paragraph with the configuration of traditional fuel vehicles, dual fuel and you get about 10,000 yuan, which hindered its In the domestic market development. because private cars as taxis are not as likely to have to run hundreds of kilometers a day, and many owners will run for a few years after the transfer, so they will not pay the million . "

There is no advantage in addition to price, the dual-fuel vehicles cost savings is less obvious constraints in the domestic market is a factor. Members of the public to reporters that Mr. Wang by calculating their means: "Taxi 30 liters of fuel calculated by the day, cost about 180 yuan, burning gas, then the same is 30 liters, costs are more than 70 yuan less than 80, the day will Province 100, the effect is obvious. but replaced by private cars to work every day is a day that is two 30 yuan may be the oil money also will be able to replace gas province of 10 yuan a day or so, but I buy a car when such a one-time pay an extra 10 thousand yuan or so, not too cost-effective. "

Dual fuel market yet to be developed

The development of dual-fuel vehicles, there is a problem faced is the supply of filling stations and gas. Because the gas causes the tension, Hainan, Changchun, Urumqi and other places have called for the suspension of the "gas instead of oil." But the news from Xi'an clean fuel vehicles Coordination Leading Group Office of the learned, to the end of December 2007, Xi'an has developed natural gas vehicles 13 929, of which 3,586 natural gas buses, taxis 10343, built 64 CNG filling stations, on compressed natural gas for 600,000 cubic meters. Construction of stations in stable, standard development, from the "2010 Development of natural gas vehicles 24 000, building 85 compressed natural gas filling stations", the new target is not too far.

The development of dual-fuel vehicles in addition to original products, there is one law car gas instead of oil. Xi'an, but allows only buses, taxis to fuel change gas, on the private car has not let go. Therefore, in the home market of Xi'an, the brand's dual-fuel vehicles own promising, because there is no modification of the opponent, the gas supply is also not too difficult. Reporter Jiang Xiaohong

Tips

Open dual-fuel vehicles must be specially trained pilots, but also check for air leaks at two weeks. Very simple to empty drink bottles filled with water and add a few drops of detergent, shake, coated to a car valve, switch, pipe joints, etc., to see whether air bubbles emerge, bubbles emerge on car shows there is leaking gas, should be promptly repaired. In addition, the cylinder is generally the life of 15 years, relevant departments under the oil to gas in the car every two years to conduct an annual inspection of the cylinder, once the cylinders are worn, to be replaced with new bottle before you can continue to use. Therefore, to change the gas in the car, usually through two gate with fixed cylinder, the cylinder and the gate with a layer of cushion between, the role of a protective cylinder. Once the pad is damaged, cylinders will be worn. Therefore, owners should "close watch" pad, once the damage should be promptly replaced.

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