UK researchers have revealed that gaseous hydrogen could cause problems in natural gas pipelines, while electrolyzer manufacturer Nel has announced plans to build a second production line in Norway.

The US House of Representatives is set to vote on a bill this week that could provide a new production tax credit for green hydrogen production, while the European Commission has approved plans to support renewable hydrogen in Romania.

Seven German companies have agreed to put 27 Hyundai heavy-duty fuel cell trucks into fleet service in the coming months. American Airlines has revealed an investment in ZeroAvia, while New Fortress Energy has invested in a 120 MW industrial-scale plant in Texas.

The PEM fuel cell test in New York demonstrated the viability of this technology at 3 MW, the first time at the scale of a backup generator at a data center. Meanwhile, a Spanish-Indian venture will develop up to 300 MW of installed green hydrogen production capacity in the Iberian Peninsula, and a Norwegian-German partnership aims to have a demo track powered by a fuel cell system on the road in mid-2023.

Egypt is taking several steps to support renewable and hydrogen projects, aiming to produce 42% of its electricity from renewable sources by 2030. Meanwhile, a team of researchers led by UCLA developed a method for predicting platinum alloys’ potency and stability; Iberdrola and bp are working on strategic collaboration, including large-scale green hydrogen production hubs in Spain, Portugal and the UK.

In other news, German energy company Uniper said it will test a new salt cavern built for hydrogen storage, while Serbia and Hungary signed a memorandum of understanding to collaborate on renewable hydrogen.

In other news, Toyota unveiled plans to roll out light-duty hydrogen fuel-cell trucks for the Japanese market next year and the UK has launched a contract for difference scheme for large scale hydrogen projects. Furthermore, Japanese scientists have designed a ruthenium complex with a nitrogen-containing organic compound to improve high-temperature proton conduction in fuel cells.

EPRO Advance Technology has developed new silicon materials for hydrogen production, while Helmholtz-Zentrum Hereon researchers have shown that hydrogen storage materials can be produced from recycled industrial waste.

Researchers from the Indian Institute of Science (IISc) developed a two-phase hydrogen production technology that is capable of using steam to produce hydrogen from biomass. Furthermore, an Indian-Norwegian consortium is developing green ammonia in Oman, Toshiba is starting research on hydrogen production from geothermal energy, and Thyssengas is selecting personnel for the conversion of around 20% of its gas network.

The use of waste heat from hydrogen production in district heating could increase the attractiveness of green hydrogen, according to new research from Sweden.