But solar energy photovoltaic power cost is high and its conversion efficiency is low.

但太阳能光伏发电存在成本较高和能量转化效率较低的问题。

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The utility model relates to an automatic tracking solar energy photovoltaic power device, and belongs to the technical field of solar energy application.

本实用新型涉及一种自动跟踪太阳能光伏发电装置，属于太阳能应用技术领域。

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The basic requirements of storage battery for solar energy photovoltaic power system were introduced. The performance of gel battery and AGM battery was compared.

简述了太阳能光伏电系统用蓄电池的基本要求，比较了胶体电池和AGM电池的性能。

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Tellingly, about two-thirds of bids for solar energy contracts last year (by electricity generated) were for photovoltaic projects and only a third were for solar thermal power plants, which deploy vast arrays of mirrors to heat liquids and produce steam to drive an electricity-generating turbine.

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Solar power is harvested through an organic photovoltaic skin which then transfers the energy to nano-fibres located inside nano-wires.

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Even with the ability to convert sunlight into electricity with high efficiency using photovoltaic solar cells, many challenges prevent us from being able to power all our energy needs with solar panels.

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