New approach topples major barrier to commercialisation of organic flow batteries

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来自剑桥大学和哈佛大学的研究人员开发了一种新方法,可显著延长有机水系液流电池的使用寿命,从而提高该技术的商业可行性,这种技术可以安全经济的方式储存来自风能和太阳能等可再生能源。

Researchers from the University of Cambridge and Harvard University have developed a method to dramatically extend the lifetime of organic aqueous flow batteries, improving the commercial viability of a technology that has the potential to safely and cheaply store energy from renewable sources such as wind and solar.

该技术的工作过程类似起搏器,通过周期性地向系统发起电击,使电池内的分解分子恢复活力。该项成果发表在《自然化学》杂志上,展示了其电池净寿命比此前的研究增长了 17 倍。

The process works a bit like a pacemaker, periodically providing a shock to the system that revives decomposed molecules inside the batteries. Their results, reported in the journal Nature Chemistry, demonstrated a net lifetime 17-times longer than previous research.

来自哈佛大学的共同作者迈克尔·阿齐兹表示:“有机水性氧化还原液流电池有望显着降低间歇性能源的电力存储成本,但有机分子的不稳定性阻碍了其商业化。现在,我们找到了一个真正实用的解决方案来延长这些分子的寿命,这是赋予这些电池竞争力的关键一步。”

“Organic aqueous redox flow batteries promise to significantly lower the costs of electricity storage from intermittent energy sources, but the instability of the organic molecules has hindered their commercialisation,” said co-author Michael Aziz from Harvard. “Now, we have a truly practical solution to extend the lifetime of these molecules, which is an enormous step to making these batteries competitive.”

2022-07-01