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Nickel Metal Hydrive Battery For Electric Vehicals
Beginning of essay
Electric vehicles can benefit us in many ways. Comparing with the internal combustion engine, EVs don’t cause pollution when operating. They can run in a long period of time. Economically, because these vehicles using battery, they reduce the oil import and the imbalance trading in the US and al ....
Middle of essay
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MATERIAL REQUIRED
Because the NiMH battery need to store a large amount of hydrogen to produce high energy, it is desirable to have high electrode capacity. Importantly, in the desire of MH, the range of metal to hydrogen bond strengths must be from 6 to 12 kcal /mol. If the bond strength is too weak, hydrogen will not react with the alloys and will be evaporate as a gas. If the bond strength is too large, the MH electrode becomes oxidized and does not store hydrogen reversibly. Furthermore.... |
| Number of words: 610 |
Approximate pages: 3 |
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