All Green Technologies articles
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Green TechnologiesWhite paper explores zero-carbon fuel blends
Detailed research into the science of using future fuels in existing combustion engine technology has been published by the Swiss company Kistler
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Green TechnologiesStudy reduces yacht’s freshwater consumption
The team behind the experimental sailing yacht Zero have been developing an energy-efficient freshwater system that could become an industry benchmark
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Green TechnologiesNanobots to harvest lithium from the ocean
A research team in Texas is developing shoals of fish-like nanobots that will capture lithium from seawater
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Green TechnologiesWaste plastic can toughen epoxy by 98%
Research scientists in China have found a way to recycle PET plastics into an additive that makes epoxy resin more resistant to cracking from impacts
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Green TechnologiesWaste carbon fibre converted to sound insulation
Researchers in Singapore have found a way to convert carbon fibre waste, including the resins, into aerogel materials for multiple uses
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Green TechnologiesSpray-on solar panels achieve 14% efficiency
A new process allows for perovskite solar cells to be sprayed directly onto carbon reinforced polymer substrates, including the curved surfaces of hulls
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Green TechnologiesCheap magnesium from seawater
With magnesium being used for freshwater anodes, electrolysing seawater could bring the price per metric tonne down from US$ 2,340 to just US$107
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Green TechnologiesTidal generator ‘flies’ underwater
A subsidiary of the SAAB aircraft manufacturer, Minesto has successfully trialled a tethered underwater ‘plane’ that flies in a set pattern to harvest energy
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Green TechnologiesChina builds world’s largest offshore solar farm
A solar farm capable of producing 1.78 terawatt hours of energy a year, enough for 2.67 million urban residents, has been become operational
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Green TechnologiesPorts conference to discuss water quality challenge
Registration is open for the Greenport Congress in Portsmouth, UK, from October 7-9, which will explore ways to improve the water quality in harbours globally
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Green TechnologiesNew solar cell overcomes damage from ‘shading stress’
Thin film solar technology can be damaged by extensive shading, but a new organic tandem cell can retain 97% efficiency even after 2,000 hours of shadow
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Green TechnologiesWave energy buoy gets DNV approval
The 100-ton CorPower C4 Ocean buoy has just received DNV certification, paving the way for a large floating wave energy farm off the coast of Portugal from 2029
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Green TechnologiesCommercial-scale recycled composites moves closer
Up to 50% of recycled composite is now being used to produce high quality new material in a partnership between Exel Composites and OCF
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Green TechnologiesOceanbird’s 150ft wingsail begins trials
A prototype 46m rigid wingsail has been installed by Damen shipyards on a 230m car transporter as part of a real-world test on high-sided vessels
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Green TechnologiesLloyd’s Register reports on LPG for propulsion
London-based Lloyd’s Register has released a free and comprehensive report on the future of LPG for marine propulsion, but leisure marine has already tried it
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Green TechnologiesNew solar module boosts hydrogen production
A research team in Germany has developed a solar device that can convert up 31.3% of sunlight into green hydrogen without the usual power losses
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Green TechnologiesNew combined vertical axis and solar array
Austria-based Novventos Energy GmbH has launched its naca.boost vertical axis turbine which operates where conventional wind energy is compromised
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Green TechnologiesOld electronics could provide rare earth minerals
Old marine equipment could be part of the efforts to ‘urban mine’ used electronics to provide the rare metals needed for electric motors, servers and AI sensors.
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Green Technologies‘Seaworthy’ ammonia tanks developed for shipping
German composite specialist Connova Deutschland GmbH has designed and manufactured a 680kg fibreglass ammonia tank for cleaner marine propulsion
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Green TechnologiesSunlight-based desalination also recovers lithium
Scientists at the US-based University of Rochester have discovered a way to desalinate water without producing toxic brine, whilst also capturing valuable minerals
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