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    Category: Technology

    Intensified sulphur recovery via water electrolysis

    Rising hydrogen sulphide levels from souring reservoirs and high-sulphur crude oils are turning sulphur recovery units into major throughput bottlenecks in both gas plants and refineries. Bryan Research & Engineering presents oxygen enrichment as a practical debottlenecking strategy, with water electrolysis – especially alkaline water electrolysis and, to a lesser extent, solid oxide electrolysis – offering promising oxygen supply options.

    Electrolyser contract signed for green ammonia project

    Chinese companies Sungrow Hydrogen and CRRC Zhuzhou say that they have secured electrolyser supply contracts for the first phase of a geothermal-powered hydrogen and ammonia project in Olkaria, Kenya, developed by Chinese firm Kaishan Group. Kaishan signed a steam supply agreement with state utility KenGen in October 2025, under which KenGen will supply steam from existing geothermal wells for Kaishan to generate 165MW of electricity to power the electrolysers. Chinese firm Wuhuan Engineering is serving as engineering, procurement and construction contractor. Works on the site began in November 2025.