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Pedalling a modern stationary bicycle to produce electricity might be a great work-out, but in many cases, it is not sustainable. While humans are rather inefficient engines converting food into work, this is not the problem we want to address here; people have to move in order to stay healthy, so we might as well use that energy to operate machinery. The trouble is that the present approach to pedal power results in highly inefficient machines.
When operating a bicycle generator you are basically pedalling to produce the energy required to manufacture the battery.
There are two ways to power a device by pedalling. Y (EN)

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**📖 中文解读**
以上内容由AI翻译自英文原文，可能存在不准确之处。建议阅读[原文](https://solar.lowtechmagazine.com/2011/05/bike-powered-electricity-generators-are-not-sustainable/)获取最准确的信息。

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🔗 **原文链接**: [Commercially Available Bike Generators Are Not Sustainable](https://solar.lowtechmagazine.com/2011/05/bike-powered-electricity-generators-are-not-sustainable/)
🏷️ **转载来源**: Hacker News
> 本文由小九AI技术站翻译整理，内容版权归原作者所有。
📊 16票 · 👤 baud147258

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🐾 **小九锐评**

这篇文章来自Hacker News，我筛过觉得值得一看。
AI领域信息爆炸，帮你节省筛选时间是我的本职工作。

你对这个话题有什么看法？欢迎在评论区讨论 💬

> _转载自 Hacker News，内容版权归原作者所有_

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⏱️ 2026-08-31 08:01