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Trojan batteries - All About Hybrid Vehicle Batteries by Dmitry Legostaev
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Trojan batteries - All About Hybrid Vehicle Batteries |
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Hybrid automobiles are powered by electric motors apart from gas engines and these motors rely on batteries. Hybrid car or truck batteries are made in related manner as conventional car batteries and have comparable function at the same time. The only large distinction is the fact that hybrid car or truck batteries are built greater so as to become capable of generating the huge quantity of power essential. But when compared to batteries of pure electric cars, hybrid automobile batteries are smaller, given that hybrid vehicles also use gasoline engines.
To provide for the demands of hybrid automobiles, their batteries have distinct internal constructions and components from the conventional ones. Hybrid auto batteries may perhaps came in packs containing many modules, with every single module containing rows of cells. In the 2009 Toyota Prius, the 201.6-V battery pack has 28 modules. Every single module, usually encased in stainless steel, consists of six cells, hence the complete pack has 168 cells. The battery voltage is inverted to alternating existing for the 650-V AC electric motor. When a pack malfunctions, it is most likely that a module is defective, and also the pack could be rebuilt by replacing the proper module.
In any car or truck, a rechargeable battery powers the starter motor, the lights, the ignition system in the engine as well as the accessories, plus a 12-V lead-acid battery could offer the power necessary. Inside a hybrid car or truck, yet another rechargeable battery is applied to run the motor that powers the wheels, which means that a a lot more strong, high-voltage battery is essential. Lead-acid batteries are heavy and can not deliver the expected power in a compact package. Most car or truck makers, consequently, for practical purposes, have turned to other types of rechargeable batteries.
At this time, nickel-metal hydride (NiMH) batteries are installed in most hybrid automobiles - more than two million worldwide. The electrodes used in NiMH batteries are hydrogen-absorbing alloy for unfavorable and nickel oxyhydroxide for positive. Toyota Prius, Honda Civic Hybrid and Honda Insight, amongst others, use NiMH batteries.
Another form of battery may be the lithium ion batteries, which have far more power in smaller sized packages. A lithium ion battery consists of an anode, a cathode and electrolyte. The anode is carbon like graphite. The cathode is really a layered oxide of lithium cobalt oxide, or perhaps a polyanion like lithium iron phosphate or perhaps a spinel such as lithium manganese oxide. Electrolyte can be a non-aqueous natural carbonates containing complexes of lithium ions.
Honda hybrids are moving to work with lithium batteries. Toyota, although it's acquiring interests in extraction of lithium, is sticking to its use of NiMH (which fees around $4,000 to replace) instead of lithium, which have greater price. However it is predicted that lithium might be the key to making hybrids extra very affordable in the future.
Hybrid automobiles burn much less fuel, thus minimizing pollution, but their improperly-disposed batteries have toxicity effects on the environment, which would just trade one particular difficulty for one more.
All varieties of batteries have their environmental dangers. In terms of the materials batteries are mostly made of, lead could be the most dangerous, when lithium will be the least. Nickel is in the middle. But if cobalt is employed in lithium batteries, then it could be an issue.
Recycling technologies play an essential role in these materials' environmental impacts. Lead features a mature recycling technologies, but a huge number of metric tons of lead wind up in landfills just about every year. Nickel complete recycling continues to be a challenge, and nickel is deemed a probable carcinogen.
At present, a number of million hybrid vehicles represent just a fraction in the 700 million cars in operation worldwide. But as production and use of hybrids improve, the environmental impact of their batteries will proportionately be problematic and have to be addressed to as early as you possibly can.
Check Trojan batteries site for more information
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car, vehicle, car battery, car parts, everstart,
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