Archive for October, 2009

DAIHATSU release hydrazine fuel cell vehicle chassis

Posted by admin on October 27, 2009
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Daihatsu industry as “the 41st Tokyo Motor Show, exposed to the use of hydrazine hydrate (N2H4 H2O) chassis of the vehicle fuel cell, with the prior use of hydrogen as compared to the the use of fuel cells may not only contain a small amount of liquid fuel, rechargeable laptop battery   and without platinum (Pt) as the expensive noble metal catalyst (Figure 1).

Fuel cell hydrazine was published in September 2007. It involves the use of anion exchange membrane, rather than the current use of fuel cell hydrogen fuel solid polymer (PEFC) used cation exchange membrane. dell c1295 battery With OH-rather than the proton (H +) to very highly mobile air and fuel to produce electricity.

The exhibition presents the model frame is composed of the fuel tank, fuel tank Deputy group of fuel cells, humidifiers, gas-liquid separator, water separator, and the drive motor and rechargeable battery composition (Figure 2). Hydrazine fuel in the fuel tank in the polymer adsorbed as hydrazine solid state storage.  hp pp2182l battery Hydrazine can be around 80 ℃ hot water hydrolysis, controls the amount required in the fuel tanks to adjust the concentration of the deputy and the offer of providing fuel cells.

Fuel cells in response to the request for the supply of hydrazine fuel very, very supply of air to air and water. Thus, no need to use the humidifier in supply air to the air. Reaction, because the side of the fuel produces high nitrogen and water and air side will produce a very penetrating electrolyte membrane of hydrazine hydrate, therefore, the fuel cell with a gas liquid separation and water separator.

Hydrazine hydrate is not only the energy density than gaseous hydrogen and liquid fuel-cell electromotive force of approximately 1.6 V, hydrogen is 2.5 times higher than that. Compared to gasoline engines,  compaq presario 2100 battery although the energy density of gasoline is only 1 / 3 or so, but because of engine efficiency is only ten per cent, while the efficacy of cell efficiency fuel up to three times the “engine driving performance have a good chance the engine altogether”

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U.S. micro fuel cell R & D

Posted by admin on October 27, 2009
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Recently, scientists have demonstrated the magnitude of a number of micro-fuel cell. laptop battery rechargeable   The battery via the decay of radioactive elements in the same position to generate energy.
Researchers have introduced the decomposition of radioactive substances, it will release charged particles if these particles can be collected, will be able to generate electricity. dell inspiron e1405 battery,dell inspiron e1505 battery  In fact, because the nuclear storage battery energy rich enough (its content is the overall responsibility for the standard battery of 1 million times), there had long been in the military and aerospace fields to be applied, but these batteries nuclear header block to show nuclear battery. University of Missouri research team has invented the pocket this size fuel cell.
The reason why the development of the University of micro fuel cell is intended to reduce the size of electronic devices inside the power supply, making it more suitable for small devices (such as micro-or nano electromechanical -electromechanical systems), because such equipment itself is small enough,  hp 361742-001 battery,hp 371785-001 battery there must be a smaller power supply matched. Therefore, development of micro-power and the development of micro-engine itself is equally important.
For a lot of equipment, fuel cells are very interesting, because the radioactive isotopes can provide a powerful stream of electricity, and they are extremely durable, the use of time is usually up to several hundreds years or more. Thus, in space exploration, fuel cells have become the ideal choice. However, in the land, because the volume is too great, but they could be a fuel cell can play full.
University of Missouri, the research team set out by the right of 10000 (Jae Wan Kwon), headed by the professor. The course of their study using a semi-conductive liquid to capture and use of the decay of charged particles. However, most available fuel cells are used in semiconductor solid state. toshiba pa3285u-3brs battery,toshiba pa3356u-1brs battery  The disadvantage is that the latter energy contained in alleviating the burden is extremely rich, solid semi-conductive state in time will be some damage. This means that if you want to create the life of the battery even with a radioactive isotope, it must be placed in the battery as much as possible in the semiconductor solid state. Consequently, the greater the volume of the battery.
The fees are set, Professor why she uses semiconductor liquids, because the load in high power semiconductor liquids will not cause harm to it, so can greatly save the semiconductor space occupied. Currently, researchers are working to promote the battery of a “mini-oriented.”
To allay public anxiety about the safety of nuclear fuel, the researchers explained that although the success of the entire battery depends on whether the use of radioactive substances, but in normal working conditions, the ‘use is completely safe. From the right says: “Most people are scared at the mention of nuclear talks, apple ibook g4 14-inch series battery  and I think anyone associated with the nuclear substance is very dangerous. But we must not overlook the fact that many devices have been safe and successful application of nuclear energy, such as pacemakers, space satellites, operating system underwater. “

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Battle of electric vehicle batteries

Posted by admin on October 19, 2009
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Ener1 to see the company’s headquarters in Manhattan will play a very simple, it is difficult to believe that one day he will become the industry giant. Last year in August, a former hedge fund manager Charles Haimer Garson has been named CEO of Ener1, its task is to consolidate the management of the company. His office is almost no furniture, a single framework, which has Indiana Republican Senator Richard Lugar visit the factory of the company is located in Indianapolis, where the photographs, another office is also an exhibition activities charitable, posters and a book size white metal fittings.

Ener1 is the future of their faith in this system, it is the lithium-ion battery model, Garson Haimer want to use to drive a variety of environmentally friendly vehicles. President Barack Obama has set a target that by 2012 the United States moving electric vehicles to reach 1 million. “If we want to achieve this goal,” said Garson Haimer, “it would take almost 400 billion dollars in domestic battery.” Most experts believe that lithium-ion batteries will become a mainstream technology, with hybrid vehicles currently in use compared to the lithium-ion batteries are lighter and more storage capacity. Ener1 businesses need to do is from the U.S. government to raise 480 million U.S. dollars of loans.

The current one big question is: When electric cars become a consumer product (which takes about 10 years), Ener1, or any other battery manufacturers in the United States can become significant competitors in this area ? In this area is already saturated. Other U.S. companies claim to develop the effective use of the model with at least Garson battery Haimer comparable products, they are separated from the Massachusetts Institute of Technology, A123Systems mixed companies as well as France and the United States-JohnsonControls Saft, it has managed with the Ford Motor Co., BMW and Mercedes – Benz has signed a contract. But U.S. companies face the challenge of Asia, these competitors have greater financial resources and more powerful lithium-ion-rich development experience.

Asian financial footing

Whoever is the winner, finally, there will be a number of lithium-ion batteries assembled in the United States. The key question is which companies will thus control the basic technology, which is installed in the battery pack inside the lithium-ion battery and the design of automotive power system.

Ener1 and A123, and other U.S. competitors have advanced technology of automotive batteries. The world’s largest manufacturer of conventional automotive lead-acid batteries and the motor industry to JohnsonControls have relevant experience, and with the French company Saft have established an alliance for the aerospace industry and supply industrial lithium batteries. Asian competitors is that they rely on the computer and electrical equipment lithium-monopoly and their integration with Toyota and Honda Motor Co. hybrid project relationship.

In addition, Asian companies are more able to pay for the construction of major facilities of high technology to manufacture hundreds of millions of dollars. U.S. investors willing to take risks for emerging companies to inject such a huge amount of money, especially when they are caught in an economic downturn, low-cost hybrid car oil also cast a shadow over the future. Share Price Company Ener1 took off last fall, but since December has fallen by half since mid-, and is currently about U.S. $ 4 per share.

That the U.S. government should provide a promising but not yet able to confirm that the outlook for the industry billions of dollars in loans and funds? Or if the government should wait until after the market taking shape to provide support for U.S. companies? This is one risk is that it may also be an important industry to repeat the memory chips, digital displays, the first solar panels and the first for a laptop and cell phone lithium-ion batteries in the past. In these areas, subject to funding from the federal government for all the greatest American scientists, but these industries and the consequent high-income manufacturing jobs are quickly installed in Asia. The U.S. labor costs and taxes have forced many companies to move abroad, but most business units abroad only because Asian governments, banks and companies more inclined to take risks than their American counterparts have invested heavily.

This time, the federal government in May to help. Last year in Washington under the heading “Advanced Technology Vehicles Manufacturing Program (AdvancedTechnologyVehicleManufacturingProgram) has canceled $ 25 billion U.S. funding to accelerate commercialization of environmentally friendly vehicles and battery manufacturers are expected to attract a slice. Ener1 subsidiary EnerDel has applied for loans to build an annual production capacity at the plant to 60 million batteries. Watertown, Massachusetts-based A123 hoped rival Michigan, with 18 billion dollars to build a factory car batteries. U.S. manufacturer of lithium batteries from the recovery plan to provide two billion dollars in federal funds for research, development and production financing.

Lithium-ion rechargeable hybrid vehicles is considered a core technology. Hybrid cars and rechargeable most current hybrid cars is different from that of ordinary people can use free electricity, but also in the switch to gasoline engines even longer life mileage of its electricity. With the current hybrid cars use nickel-metal hydride battery from the battery capacity lithium-storage is that it is three times more, while the release of its electricity is twice as high. Entered 2011 Chevrolet Volt is the car uses the T-shaped lithium-ion battery that can accommodate 200 of these batteries. “They are not a separate part. And the car is everything,” Nissan Motor Co. joint venture with NEC to create an energy company to supply the vehicle (AutomotiveEnergySupply) MasahikoOtsuka President said that the objective of undertaking is for the new lithium-ion battery plant investment 275 million.

Can manage power grids

General Motors and Ford have agreed that if the United States and hopes to become the heavyweight field of environment friendly vehicles, and development of internal lithium-ion battery industry is essential, otherwise the fate of Detroit, will be held by Across the planet in the hands of suppliers. In addition, lithium-ion battery technology can also be used to help electric utilities more efficiently manage their power grids, the potential market size is much larger than the automotive market. “As a nation, we can count on the outside,” General Motors Corp. directorDannies Gray energy storage said, “but we will be left behind.” General Motors is turning to South Korea LGChem company, which provides the necessary Volt Automotive Lithium-ion battery, which the automaker said the U.S. companies did not experience sufficient production.

Another strong competitor is the Toyota Motor Corporation Asia Holdings Panasonic EV Energy Company (PanasonicEVEnergy). The current use of hybrid cars, batteries nickel metal hydride, 90% are supplied by Panasonic. Last year, Panasonic has agreed to acquire the world’s largest manufacturer of rechargeable batteries, Sanyo Electric (SanyoElectric).

China has a dozen manufacturers, the Chinese government has also announced that the lithium-ion is a strategic industry. Mainland battery giant BYD Automobile Company (Warren Buffett, the company owns 10%) Auto Show in Detroit with a small plug-in hybrids – F6DM attracted the attention of all. BYD said the car before switching to the gasoline engine, you can drive 60 miles using lithium batteries. BYD has already begun in the Chinese market to sell hybrid cars, which cost 2.2 million U.S. dollars. The Volt is expected to cost 4 million euros.

Analysts say that in the production of safe, reliable, affordable lithium-ion batteries, there is no American or Asian companies can solve all problems, such as the battery can meet the requirements of the car and so on . Which company has not launched a large-scale production, so those who do not practice the basis of rhetoric. The Tokyo-based analyst at JPMorgan Chase & Co YoshiharuIzumi that Panasonic is the strongest opponent, but “now assert that the final winner who will also be premature.”

Mass market concerns

The United States remains the possibility of success. U. S. Department of Energy Lithium Ion Research has invested nearly 600 million U.S. dollars. A123 has a General Electric, Qualcomm, and SequoiaCapital famous investors, it uses the Massachusetts Institute of Technology the development of nano-materials. A123 keeps the battery from its competitors, this equipment at voltages higher quality and lighter.

Ener1 during the last century and the mid-80s has begun production of telecommunications equipment. With the A123, as production EnerDel for assault utilities. However, since the credit crunch, now a major client – the Norwegian manufacturer Think electric car in a corner.

Currently, the largest U.S. companies on JohnsonControls. It is the French partner Saft has a manufacturing batteries, while Johnson and the world, renowned car manufacturers and design of the relationship between supplier relationship is an obvious advantage. But lithium-ion battery technology much better than the complexity of lead acid batteries. Power Solutions CEO Alex Naroj Smalley said, Johnson is more than their competitors to know how to design electronic devices for the automotive battery system. Johnson may also apply to federal loan. “We are actively developing plans to put into production in the United States, said Molina Noy.

Skeptics have suggested caution. California OregonHouse of TotalBatteryConsulting Menahem Anderman, president of the next 10 years, whether in the formation of mass-market electric vehicles skeptical. He noted that last year, when oil prices were $ 4 per gallon, in dollars, more than 3,000 U.S. dollars to spend to buy a Prius and other nickel-metal hydride batteries used in hybrid cars can be made profitable consumer base. However, if all the electronics are taken into account, the next generation of lithium batteries, ion batteries allow the cost of hybrid vehicles has increased by at least 8000 U.S. dollars. Anderman estimates, for those who want to save money Volt drivers, vehicles, annual production should reach 100 million units, and gasoline prices must be more than U.S. $ 5 per gallon. EnerDel, project manager Xiaoenhengde Ricks argued that manufacturers of electric vehicles are accelerating their plans. “The industry is taking shape,” he said.

Skeptics who also made the following question: Does the U.S. need to produce their lithium battery itself, rather than low-cost suppliers in Asia, where imports of lithium batteries? “If our goal is to reduce considerably the cost of technology for large-scale imports of fuel to give up, then I think you do not need to develop domestic manufacturing sector,” National Science Foundation (NationalScienceFoundation)William Hynes project manager said that the proposed U.S. technology companies to distribute small loans. And now, it is not guaranteed access to the taxpayer to help the future of American society will not be a largest Asian rivals annexation. Haimer Garson acknowledged, such a company Ener1 “will eventually be absorbed by another company and ongoing.” Automotive Li-ion battery is undoubtedly elements of exciting technology, but it can create the same sector exciting the United States things are suppose anyone.

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2009 We are concerned that solar cells

Posted by admin on October 19, 2009
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   In the solar system of energy production, the most complex technology can be considered as part of solar cells. The solar cells are at the heart of the solar system, its development and production will have a direct impact on the popularity of solar energy and development.
      The principle of solar battery  is able to live a sunlight in the pn junction semiconductors, the formation of new hole – electron pairs in the pn junction under the action of the electric field, P the flow hole from area sector n, the electronic flow of N from the p-zone, then after the formation of the current passing circuit. The solar energy solar energy means that there are two ways, one is light – heat – way conversion of electricity, and the other is light – electric direct conversion approach.

        

In Tokyo, Japan in 2008, sun exposure, a Japan Institute of Industrial Science and technology workers show flowers and leaves are shaped models of solar batteries .

Recalling the development of solar cells in the world

      Since 1839, the French scientist Becquerel (Becqurel) found that illumination of semiconductor materials can arise between different parts of the potential difference. This phenomenon is known as the “photovoltaic effect, called the photovoltaic effect. In 1954, U.S. scientists Qiabin Pierson and Bell Labs in the U.S. for the first time made a practical silicon solar cells, gave birth to the solar energy is converted into electrical energy technology of photovoltaic energy production practice .

      Since then, increasing the types of solar cells, a growing range of applications, the size of the enlarged market. For 1994, sales in the world reached 64 megawatts of solar batteries , showing a trend of rapid growth. In this century, some developed countries have launched a development, including solar cells, including renewable energy projects. Research on solar cells and production in Europe, the Americas, Asia, large-scale deployment. The United States and Japan to compete in the PV market dominance of the world, competing for the introduction of solar energy research and technology development programs. In recent years, world production capacity of solar cells of almost 40% average annual growth in 2003, total world production will reach 744 megawatts.

      Types of solar cells

      According to the different materials used in solar cells can be divided into: 1, the silicon solar cell 2 to inorganic salts such as gallium arsenide III-V compounds, cadmium sulphide, selenium, indium of copper compounds such as multi-material cells, 3, has a high molecular materials can be prepared by the cells of sun, 4, nano-crystalline solar batteries .

      Silicon is the ideal material for solar cells is silicon-based solar cells with the main reason. Above Solar cells monocrystalline silicon conversion efficiency of cells of the highest technology and most sophisticated performance of photoelectric conversion up to 23.3%. In the process of production, the overall texture of the surface passivated emitter, the doping area of technology. However, as the price of raw silicon, the complicated process and the corresponding impact of high prices of silicon costs, thus reducing considerably the cost is very difficult, can be achieved massive popularity of solar energy.

      With the continuous development of new materials and technologies, in other village-cell materials based solar have shown more and more attractive. International news low cost of research on mass production technologies based on polysilicon, large area silicon thin film amorphous CdTe cells, production of IEC Battery Technology Ⅲ semiconductor compounds V and effective solar cells and amorphous silicon hybrid crystalline silicon thin film photovoltaic cells and so on.

      If silicon is characterized by high efficiency, high cost of other materials, the problem of the battery is probably low cost, low-transforming. Compared to monocrystalline silicon solar cells, in addition to polycrystalline silicon, cadmium telluride loaded with other materials, electro-optical conversion efficiency of the battery does not generally exceed 15%.

      The development of solar cells in China

      In China, in 1958, began studying solar cells, first used in 1971, China launched the spacecraft. The solar cells in 1973, began to be used in the field. Because prices and limiting production, market development is very slow, except in the case of satellite power, solar cells on the ground for systems that supply power to small, as lights, railway signaling systems.

      In 2002, the departments concerned and have begun the “western provinces and autonomous regions without electricity, rural electric Scheme, through photovoltaic and small wind energy to solve the seven provinces and autonomous regions in electricity rural West without electricity problems. The beginning of this project has greatly stimulated the industry of solar energy, China has built several solar cell line of packaging, so that the annual capacity of production of solar cells increases rapidly.

      At present solar batteries  are already widely used in communications, transportation, consumer products and other areas, production of photovoltaics to include a research plan not only the country, and included in the national power construction, but also in a number of major projects has been applied. At the end of 2003 the installed capacity of China’s solar cells to 5 thousands. Currently, the production of photovoltaic energy has been around in the western provinces of China and the autonomous regions, and parts of central provinces and East, municipalities and autonomous regions, and put the total size of over 30 billion yuan.

      Efficient and low unit cost of solar cells has always been one of the international development goals. Similarly, production of China, promoting this fundamental problem has assembled here. Grasslands, islands, desert areas without electricity needs are enormous, but the affordability, lack of production scale and product specific problems such as weak is very visible. In the city the power system, the high cost of investment of time may be more product promotion more difficult. Therefore, improve efficiency, reduce costs, expand the scale of today must be the development and production of solar cells subject.

      In 2008, swept the global financial crisis also spread to the solar cell industry in China, declines in the fight polysilicon prices to historically low levels, the “original blue sky” of the industry solar cells, all of a sudden, “opaque”, the crisis had led many companies to cut production to cope with layoffs, etc., but I think the use of solar energy is photovoltaic irreversible trend. China has become the second largest market after the U.S. consumer, demand for electricity,  dell kd186 battery,dell y9943 battery the growth rate was highest in the world. The tension of the petroleum energy, resources of coal in emergency makes production methods existing electricity can not meet consumer demand, promoting solar energy demand in China is still a pressing need, the market potential is enormous. To market, to accelerate development, the solar cell industry is certainly promising.

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Experts expressed doubts about BYD-iron battery

Posted by admin on October 17, 2009
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BYD-creation of the battery of iron, the Voice of challenge on the outside world has never ceased, and some have even criticized the trumpets BYD electric vehicle technology base “iron battery” – in reality that “ordinary batteries Lithium iron phosphate, but just check BYD has no relevant patents. This, in fact, BYD has always adopted an attitude of avoidance to the low key, never iron battery has not disclosed specific information, according to their argument did not want to quarrel with these issues directly.

  

There are electric cars, experts say, in fact, this battery of iron BYD Li-ion battery, which is the main component of iron phosphate, lithium, but only one element of iron. It is understood that the battery technology is linked to foreign patents, BYD does not prevent the lithium iron phosphate intellectual property known as iron battery possible.

  

Currently on the market are mainly three types of lithium batteries or lithium iron phosphate, cobalt oxide and lithium manganese. According to experts, the current lithium-manganese mature, entered the stage of industrialization, Toyota, Honda, Nissan electric vehicle using a lithium manganese batteries. Compared to the temperature of the lithium manganese battery lithium iron phosphate is good, it is generally believed that some of the relatively high security. But its weakness is low electrical conductivity, resistance and work more heat generated, the current experiment largely around this problem to develop.

  

It is learned that heavy-BYD Battery Group iron, but the security of a larger number of charge cycles the battery up to 2000 times more than the range of more than 60 kilometers miles continues.

  

The experts said the field of lithium iron phosphate while the industrialization of small quantities can be achieved, but used in the power of a larger vehicle to realize the industrialization of large quantities is much more difficult, although technical problems in the laboratory can be solved, but in the production process, sony vgp-bps2 battery  issues of consistency of products are not well resolved. To ensure greater stability and security is not the short period of time can be achieved.

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BYD-iron battery, opening up the brand rather than the core technology

Posted by admin on October 17, 2009
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In August, there were media reports: BYD had no intention to close the door and its own development, but hope to open their counterparts in more platform core technology – iron battery because BYD find new sources of energy car moving toward truly market-oriented, based on one or two companies of technology is simply impossible.

  

BYD Auto Sales Vice President Wang are in an interview with reporters, said that the media was “misunderstanding”, BYD-battery technology of iron is used for nearly six years of time invested billions of dollars generated by the crystallization we must respect this technology.

  

He said that we in the cell area is a global provider of excellent, if the auto companies and foreign nationals are willing to buy our iron batteries, we will not because we closed the car factory of battery supply of iron, the iron supply of the battery level, it is open.

  

And Volkswagen, SAIC supply agreements

  

In April this year, president of Volkswagen Group Winterkorn stay in Shanghai, told us when he says explicitly, willing to work with areas BYD electric vehicle. Subsequently, BYD CEO Wang Chuanfu has been made to the general public based in Germany, and the level of advanced consumer “supply” of trading and reached a supply agreement.

  

This means that the future Volkswagen will produce electric vehicles may be assembled from the China Iron Battery BYD.

  

In August, BYD-battery power of iron in the home front began to “warm up”. BYD has a large auto manufacturers to reach an agreement, the company will be used to support the purchase BYD’s hybrid and pure electric vehicles such as lithium battery pack, which is the first time in the domestic supply of BYD Li -ion battery. Due to “confidentiality agreement”, although BYD does not reveal specific information about this company, but according NetEase knowledge of the automotive agreement, and BYD Battery iron supply agreements by business is SAIC.

  

BYD Battery iron will be the income of a deadly weapon?

  

Over the years, BYD battery-iron, or reap the “results”. Auto F3DM first developed vehicle equipped dual-mode power, and began to gradually try to commercialization, industrialization. In addition, BYD-iron battery at home and abroad this year, some major car manufacturers have reached a supply agreement. Insiders believe that the supply of iron batteries BYD earnings growth will be another means for embezzling “approach, and that this benefit is considerable, as the supply of batteries for mobile phone manufacturers such as mobile phones.

  

Wang agrees that the piles of iron may eventually become a profit jumped BYD point, which depends on promoting the commercialization of electric cars the future it will become a new business model. First, look at this project can not be allowed to market acceptance, we have one of the most dedicated promoters and most persistent of a company, if more and more added to the team, the commercial speed very quickly .

  

In the field of new energies, from a lot this year, BYD, which he wants to compete in the global model of development of new energy vehicles allowed to talk about.

  

Followed by 60 million acquisition of Hunan Hunan cars, the success of the advantages of this new field of energy extends to the passenger area, to form a car-based, taking into account bus (vehicles transit), and micro-cars full of energy system development of new vehicles, 7 late BYD with Buffett’s MidAmerican Energy completed the two parties entered into a strategic investment and the subscription agreement, Sino-American Energy subscribed 225 million shares BYD new H shares,   hp f4809a battery the transaction amount of 1.8 billion Hong Kong dollars, now, Buffett BYD share the formal completion of the transaction.

  

Then, a total investment of nearly 50 billion vehicle-based BYD producing batteries in Huizhou in Guangdong completed, the database will take the basic technology BYD electric vehicle – the task of producing iron batteries, which means BYD has only been on the mass production of electric cars are well prepared.

   

In the field of battery, BYD ahead of its peers with technology and resources, but this advantage has started to “iron cell” as an extension of its range of automotive.

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How much harm the battery to do?

Posted by admin on October 15, 2009
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The invention of the battery has been 200 years of history, and the battery with our lives so close. As living standards and modern communications industry, people use more and more opportunities for batteries, laptop battery rechargeable cell phones, pagers, music players, portable radios and requires so many batteries order, if the next period, there will be more waste batteries there. On the size and weight, the batteries used in household waste is negligible, but the Chinese used batteries of pollution is very surprising!

   A pile of garbage is a bomb, he was described as accumulators for the “mass destruction”. Said to be “bomb”, of course, invisible, and his murderer can be neither seen nor noise,dell latitude d610 battery,dell latitude d620 battery  its consequences are serious. Serious enough to harm human health, so that life in danger. Scientists have measured stack of coins harmful substances that could contaminate 600,000 liters of water, equivalent to a person’s life, drinking water, one on the 1st Battery rot in the ground and can eat a square meter of land, and could cause pollution damage. Production and consumption in China is the battery power, the output of the battery nearly 14 billion, spending about $ 10, roughly the world total 1 / 3. At the national population of 1.3 billion euros, assuming 6 per person per year, with the battery, and these batteries can contaminate 4.68 trillion cubic meters of water, equivalent to volume flow China’s annual 1.73 times; also allows the use of 7,800 square kilometers of land lost value, hp 361742-001 battery,hp 371785-001 battery equivalent to 1.23, or 15 of Shanghai Pudong Area. It is estimated that nearly 32 billion euros per year worldwide discarded used batteries, which can cause as much harm shocking! If any of these waste batteries from disposal, it will seriously endanger the health of residents and future generations. Because the battery is out of a variety of toxic metals from the soil in water, then water in the food chain to humans. However, another whole body is a treasure of waste batteries, including zinc and manganese batteries on the total weight of about 50% of them are the use of renewable materials. 1 button cell that can contaminate 600,000 liters of water, equivalent to the amount of water, the life of a person. Therefore, the risks, sony pcga-bp2ny battery,sony pcga-bp2t battery  the volume is almost negligible cell buttons are hidden risks greater. “Do not extract Maung” button batteries used in the fitting. I want to know everyone button batteries will not harm people are not easily dismissed charge.

   My company is registered by National Industry and Commerce Office of Research on all electronic products, new product development and management in a single unit. Our company specializes in development, research, production and sales of “smart repair system battery scrap detection, such as lead repairs battery acid and maintenance products distributor is one of the lead acid battery automatically repair and routine maintenance of the high-tech products. This is the electronic method (no need to open the battery cover and other chemicals) to effectively prevent the battery pole crystal paperweight shaped plaque, but also removed the battery pole plate of the crystallization of sulphide was, apple a1022 battery,apple a1060 battery so always keep the batteries enough to participate in the activity of complex electrochemical reaction of so that the plates of the battery has always shown a new condition for effective work and maintain or restore the battery performance and greatly extended battery life, saving money and energy, reduce number of batteries and protect the ecological environment.

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Carbon nanotubes bring a new dawn for solar cells

Posted by admin on October 15, 2009
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    U.S. scientists have used carbon nanotubes to produce new type of solar cells to absorb the same amount of photons can produce more light in the course, its effectiveness will be greater than the current photovoltaic cells. They prove that the carbon nanotubes made of light-emitting diode (photodiode) absorbs a photon can generate multiple electron-hole pairs (electron-holepair), contrary to conventional LEDs can not produce a single group. Cornell University NathanGabor involved in the study, said the technology, if applied to high efficiency cell size solar conversion is bound to break with restrictions.
The current solar cells absorb a photon of each product at the most a group of electron hole pairs, however, Cornell University research team headed by PaulMcEuen nanotubes using single-walled carbon composed of photovoltaic cells, breaking this restriction. This device consists of about 3 ~ 4μm, ranging from 1.5 ~ 3.6nm diameter control of carbon in the carbon tubes are placed on an insulating substrate between the electrodes, the bias electrode is applied, electrodes of carbon nanotubes to form a PN junction light emitting diode.

The researchers irradiated by laser light emitting diode, dell gd761 while the carbon tube is applied to reverse bias and to monitor the photocurrent. The results at temperatures below 90K and the reverse bias current is applied and whether the child was observed generation are heavier. Because it increases the bias, the current was step-like increase. If the sub-raising incident light energy, the current scale will be enlarged.

Usually, a photon can only be an electronic excitation of a sub-band, Cornell Committee believes that the generation of multiple electron-hole pairs is due to photons to provide an electronic carbon nanotubes much more energy of a second or more of the electronic energy band is also diode can encourage and inspire other electronic products, hp f2024b battery and when the second band of the carrier to obtain enough energy to stimulate electronic overtime, the resulting change in current scale occurs.

Gabor pointed out that the energy band second involves the presence of threshold used almost all the processes mentioned above the energy of photons remaining, coupled with the energy of electric field with a single electron is used to convert more electrons, which, for the achievement of high performance solar cell laptop battery  The ultimate goal is important because it is almost 100 percent in the pursuit of the light used to stimulate electron hole pairs.

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How laptop computer batteries and maintenance

Posted by admin on October 14, 2009
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Firstly, a new battery, many users approach is consistent with business advice in the lithium batteries used in three or more load of 12 hours. In this regard, there are also many online debates, but I found that in actual use, in fact, that for the majority of laptop batteries is not necessary. Why? Businessmen say this has been done to fully activate the activity of the battery is fully awakening a new battery. For this reason, it seems very complete and credible, but we have not thought about this problem. If, manufacturer of laptop batteries has not yet been fully activated on the surface, then this can be said that only a half-products. Can not ask each user to activate cells to master the skills in reality impossible. Thus, in the battery factory was in full activation of the seller. How users 12 hours rechargeable battery is suitable for use? In this, I give a negative answer, the laptop battery power circuit has improved power management and charging management system, when the battery reaches saturation, the control circuit automatically switches to state court circuit, so a little later is simply a waste of time only. How do I activate the activity of the battery? Indeed, the supplier for the activation of the battery case in the absence of overload will be the long battery charge and discharge. Therefore, the first three charge 12 hours is unnecessary.

    Secondly, many users of the battery very confused, what should or should not be charged until the battery is completely discharged. In fact, answering this question should be like this, if you can do this is certainly a good thing, but only if you have too much difficulty. Of course, I mean here is absolutely not an excessive discharge, excessive discharge is absolutely proven harmful to the battery, it will shorten the lifespan of the battery. Thus, when a low power consumption when the laptop prompts can be a burden on time. Some traders have repeatedly stated their lithium batteries without memory effect, this practice is extremely irresponsible. And when you have more power when the battery is charging not for good, because the memory effect exists.

    Thirdly, for a long time without the battery should be how do we recommend in the 40-50% electricity, placed in cold shadow.

      Of course, the best to take the battery every month for use once, both to ensure the battery a good state of preservation, but also the loss of damage to dispose of the battery completely.

    Fourthly, the instructions for use in notebooks in the “Use a month should post a full load” approach is necessary. Notebook Computer lithium-ion batteries are generally the management of the chip and chip load control. What chip running a series of records, there is capacity, temperature, identity, charge state, the values of firing rate. These values are in use will gradually change. I personally believe that the instructions for use in notebooks in the “Use a month should post a full load” approach to a role is now to set those records where the wrong values, making the burden of Battery control and the rated capacity of the battery match the real situation. So what kind of work or can not be omitted, after all, a book or a great noble finicky.

    Finally, how to make books of the longest battery. Since you bought a laptop to use, the battery is a consumable used with the extension of time will inevitably tend to retirement. How to make books and the life of the battery? Energy-saving technology? Sleep? Either the hard drive hanging? To reduce the brightness of the screen? All these methods seem to be able to increase the so-called longer. But you do not think, so that the length of time a meaning? I drove the books do not go to all programs, the display does not open, to prevent the tower hard drive, I can not get a longer time. May think this absurd practice, notepad is required to use, not high-sounding ornaments. Therefore I propose that we make good use of this laptop, rather than care about how to use a laptop. Perhaps, after two years of the portable market is another heaven and earth, your books have reached the retirement ranks. While we note that the daily habits of the battery, the battery may be normal, they may not need too careful.

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The global solar thermal market in Asia, Europe, the phenomenon of cold

Posted by admin on October 14, 2009
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For the financial turmoil, which makes solar cell modules at prices too fast, initial rumors that Chinese domestic small and medium-sized module manufacturer can not afford to leave the pressure on the business environment of approximately 200 in 2009, the first three quarters of the economy has recovered, because prices stayed low, laptop battery rechargeable making Europe a large number of orders for the batteries and modules moved to the trend of the financial crisis Asia has led the plant module fear the domino effect spread from Asia to Europe.

3rd quarter 2009, demand has begun to reverse the economic temperature, but the shadow of financial crisis, there is always pressure on the factory ready system, leading to price-based procurement system works Clearly, then transferred to the battery and the prices are competitive module command in Asia, also contributed to the relatively high dell inspiron 6400 battery,dell inspiron 640m batterycost of the battery and module manufacturer in Europe, has not felt this wave of prosperity back to the temperature resulting in the thermal battery module in Asia, Europe, the phenomenon of cold.

2008 financial turmoil and T4 Spanish case, changes in market demand for grants frozen, the market becomes an oversupply of the state’s initial offer short, medium and causing domestic small-scale module manufacturer exited the business spread over approximately 200, and further vertical integration, hp f4812a batteryso that the solar power plant with Suntech, Trina Solar, Yingli, crystal and Australia with the size of module manufacturers dominate the market.

The domino effect of financial crisis, starting with Asia, the small module plant began to fear that extend all the way to the European module manufacturers, especially small-scale manufacturers, and even the future of a factory for similar batteries are likely to spread to the main factory in Europe, which is a lot of environment the price structure is very difficult to adjust to kill quickly, under pressure, was forced to leave the threat of increased fear. Some experts have analyzed the European unit and the costs of manufacturing modules of about 2 ~ 3 over that of plants in Asia in recent orders battery manufacturers full time in Asia and Europe to move to a single effect May are linked.

Although the price affects the supply strategy, but the quality of the product, warranty and after brands to sell services such as capacity factors significantly affect the global system manufacturers, the procurement strategy, as its lending banks to better assess the impact or not ( “bankable”) an important foundation, which has attracted no marks, small-scale banks bad credit and no vertically-integrated manufacturer of European modules living space closer, but integration of the vertical scale factory and the factory of the brand, including SolarWorld, Q-Cells and so on, in fact, local banks are still subject to considerable support .

Based on a recent report from research firm iSuppli predicts that contract Suntech in 2009 should push through the German Q-Cells became the world’s leading manufacturer of solar cells, crystalline silicon, iSuppli noted that Japan Sharp (Sharp), Yingli (Yingli) and crystal Australia (JA Solar) is the result of the capacity is not sony vgp-bps2 batteryreduced while maintaining the highest top-five ranking, he is, Q-Cells, SunPower States – U.S. and United Kingdom due to the weakening demand for BP Solar to adjust production capacity.

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