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谷歌暗中开发电池新技术 支持公司硬件发展
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Topic: 谷歌暗中开发电池新技术 支持公司硬件发展 (Read 284 times)
tianjinlian
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谷歌暗中开发电池新技术 支持公司硬件发展
April 11, 2015, 11:31:54 PM
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4月11日,谷歌一直在悄悄开发更好的电池,以支持公司向消费电子产品和其它硬件领域的扩张。
消息人士透露,早在2012年年底,谷歌一个由苹果前电池专家拉梅什·巴德瓦杰(Ramesh Bhardwaj)领衔的团队,便开始测试在谷歌设备中使用的由其它公司开发的电池。大约一年之后,该团队便开始考虑自主开发电池技术。据悉,该团队隶属于谷歌研发实验室Google X,目前仅有4名成员。截至目前,谷歌及巴德瓦杰本人均对此报道未予置评。
近年来,谷歌已开始介入交通运输、医疗、机器人、通信等产业,设计要求使用高效电池的物理设备。谷歌首席执行官拉里·佩奇(Larry Page)在2013年曾向市场分析师表示,移动设备电池续航时间是“一个大问题,存在真正创造全新、更好电池体验的潜力。”
巴德瓦杰已经向业内高管表示,谷歌目前有至少20个取决于电池的项目。该公司最新开发的无人驾驶汽车,依靠电池提供动力;第一代谷歌眼镜受到电池续航时间太短的困挠,谷歌希望能提高其电池续航时间;利用纳米粒子诊断疾病的项目也依靠电池提供动力的检测设备。
风险投资公司Formation 8硬件战略主管利奥尔·苏珊(Lior Susan)表示,“谷歌希望在硬件供应链上更好的控制自己的命运。谷歌向无人机、无人驾驶汽车和其它硬件领域的扩张都需要更好的电池。”
除谷歌之外,包括苹果、特斯拉和IBM等科技巨头也都希望改进电池性能,只不过它们的努力迄今只能够产生循序渐进的收获,不像是科技企业以习惯的半导体产业定期、跳跃式的发展。
新兴的电池技术展现出了更好的明天。固态薄膜电池通过固体而非液体传输电流,能缩小电池体积、提高安全性,这类电池可以做成柔性薄膜形式,适用于小型移动设备。不过劳伦斯伯克利国家实验室研发人员文卡特·斯里尼瓦桑(Venkat Srinivasan)表示,目前尚不清楚此类电池量产后能否降低制造成本。
消息人士透露,巴德瓦杰团队目前正在设法改进现有锂离子电池和先进的固态电池,使它们适用于消费电子设备,例如谷歌眼镜和能检测血糖的隐形眼镜。在今年2月举行的一场产业大会中,巴德瓦杰描述了固态薄膜电池如何应用于智能手机和其它更薄、可弯曲、可穿戴、甚至是植入人体的移动设备当中。巴德瓦杰表示,对于像谷歌眼镜这样的可穿戴设备,先进的电池技术有助于提供能耗较高的功能,例如视频。对于隐形眼镜,固态薄膜电池也更加的安全,因为它并不适用易燃的液态电解质。
消息人士称,谷歌其它团队正在同电池技术厂商AllCell Technologies LLC合作,为4个硬件项目开发容量更大的电池,其中包括热气球互联网接入服务Project Loon。2013年谷歌展示的Project Loon视频显示,谷歌技术人员把AllCell电池捆绑在了Project Loon电源组当中。当热气球升空之后进入平流层之后,锂电池在低于冰点温度的表现开始变得非常糟糕。AllCell电池外包裹着的柔性石墨材料,能够迅速吸热并均匀传播热量,从而延长电池的续航时间。Project Loon项目技术人员吉姆·莫拉什在这段视频中表示,谷歌正在测试使用特殊的配方材料,以更好的提升锂电池在低温的表现性能。
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