The extra cost of paying for private security and backup generators can upend a business model.

为了保障个人安全的措施和后备发电机的准备花费巨大，会颠覆任何一个商业模型。

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In Japan, that calamity arose when the quake crippled the electric grid and the tsunami knocked out backup generators.

在日本，地震毁坏了电网、海啸冲毁备用发电机组的时候灾难就降临了。

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Other conventional approaches include buying backup generators, or using solar panels to power the refrigerators in clinics.

其他的传统的方法包括购置备用发电机或者用太阳能板给诊所的冰箱供电。

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Backup generators only run when the electric grid goes down or for scheduled maintenance.

FORBES: Backup Generators Are the Bad and Ugly of Decentralized Energy

They get paid for either firing up backup generators or for agreeing to targeted brownouts.

FORBES: Magazine Article

Backup generators came on line, and Entergy and SMG then worked to restore power.

CNN: STORY HIGHLIGHTS