"It helps us lower usage at peak power times," says solar expert Mike Keesee.

太阳能专家迈克·基西说：“它有助于我们在用电高峰时降低用电量。”

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That lets us avoid building costly plants or buying expensive power at peak usage time.

这样我们就可以避免在用电高峰期建造昂贵的电厂或购买昂贵的电力。

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For example, one commercially available foldable solar panel measures about 12 square feet and produces 62 watts of peak power.

例如，一款在售的可折叠太阳能电池板，尺寸约12平方英尺，产生62瓦峰值功率。

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According to Nakia Jean Lozoya, a marketing assistant at Tustin-based Peak Power Solutions, middle-class homeowners are leading the charge towards 100 percent renewable energy in Orange County.

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The long recharge time will thus not be an issue, and the electricity will be cheap, off-peak power.

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In both scenarios, the amount of electricity supplied through the power grid is lower during peak periods, which improves reliability, reduces rates by avoiding the use of high-priced power plants during peak hours and delays capital intensive infrastructure investments needed to maintain the grid.

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