Mar 23, 2022 12:58
2 yrs ago
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English term

one-to-one sizing of...

English to Russian Tech/Engineering Energy / Power Generation
Доклад о водороде

Рисунок Countries in which green hydrogen could possibly become cheaper than blue hydrogen,
by year

Примечание к рисунку:
Figure is based on the optimistic alkaline electrolyser cost scenario of Bloomberg New Energy Finance; one-to-one sizing of renewable and electrolyser capacity; and 20-year gas price outlook averages.

Спасибо.
Proposed translations (Russian)
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Как я понимаю, речь о том, что мощности ВИЭ и электролизеров сопоставлены один к одному. То есть без учёта их эффективности при разных нагрузках и, соответственно, без учёта потерь.

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"Efficiency and flexibility in operations: Power supply incurs large efficiency losses at low load, limiting system flexibility from an economic perspective".
https://www.irena.org/publications/2020/Dec/Green-hydrogen-c...

"While the electrolyser stack has a linear efficiency decrease with the increase in output, due to the increase in voltage, rectifiers have very low efficiency at low load (Kim et al., 2013). Depending on the expected operating regime (e.g. fixed output, variable input driven directly by solar or wind), the sizing and design of the power supply can be optimised to maximise system efficiency, defined as the minimisation of efficiency losses from power input to hydrogen output at the required pressure".
https://irena.org/-/media/Files/IRENA/Agency/Publication/202...

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Note added at 1 hr (2022-03-23 14:01:54 GMT)
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То есть при анализе допустили, что солнечная батарея мощностью 1 МВт питает электролизер мощностью 1 МВт и они работают постоянно в одном режиме.
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