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Researchers at the University of Southampton have transformed optical fibers into photocatalytic microreactors that convert water into hydrogen fuel using solar energy. The researchers have published their proof-of-concept in ACS Photonics and will now establish wider studies that demonstrate the scalability of the platform.
Both half reactions of water electrolysis—hydrogen and oxygen evolution—are unfortunately slow and require a lot of power. The material can be used as either an anode or a cathode, and demonstrates high activity and stability in the production of hydrogen and oxygen in the electrolysis of water. Zhang, S.L., and Lou, X.W.
Lamborghini unveiled the Lanzador electric concept at Monterey Car Week—a vision of a future purely-electric fourth series production Lamborghini. The concept for the fourth model is not just a technical demonstrator but also a refined laboratory on wheels in terms of sustainable materials.
The Sparc Green Hydrogen process combines concentrated solar (CS) with photocatalytic water splitting. Laboratory proof-of-concept has been successfully established whereby several lab-scale reactor prototypes have been developed and tested under simulated solar concentration.
Tata Passenger Electric Mobility (TPEM) unveiled the AVINYA Concept—an expression of the company’s vision of a pure electric vehicle, based on its GEN 3 architecture. Tata says that the concept will be “fairly accessible” to a majority of customers of fast growing, high-volume segments of today.
The concept is supported by the Dutch Ministry of Infrastructure and Water Management. The concept is based on the use of replaceable battery containers, to be known as “ZESPacks”. To make it easier for barge operators to sign-on to the concept, a ‘pay-per-use’ financing model has been developed.
Audi’s latest e-fuels project is participation in a a pilot plant project in Dresden that produces diesel fuel from water, CO 2 and green electricity. The sunfire plant, which operates according to the “power-to-liquid” (PtL) principle, requires carbon dioxide, water and electricity as raw materials. The process is up to 70% efficient.
The US Department of Energy (DOE) selected the National Alliance for Water Innovation (NAWI) to lead a US Department of Energy (DOE) Energy-Water Desalination Hub that will address water security issues in the United States. This suite of technologies will treat “non-traditional” water sources for multiple end-use applications.
Fuel cells contain platinum as a catalyst used to convert hydrogen and oxygen into water, with the energy generated in the reaction being released in the form of electrical energy. Martin Berger, head of Corporate Research and Advanced Engineering at MAHLE.
Oxygene concept tire with moss. Also at the Geneva show, Goodyear introduced the Oxygene concept tire. The concept has a unique structure that features living moss growing within the sidewall. Additional safety is ensured by the tire’s open structure, which improves wet grip by helping absorb water from the tread.
Rice University researchers have created an efficient, low-cost device that splits water to produce hydrogen fuel. The current flows to the catalysts that turn water into hydrogen and oxygen, with a sunlight-to-hydrogen efficiency as high as 6.7%. The concept is broadly similar to an artificial leaf. Illustration by Jia Liang.
Each 10 MW block is equipped with integrated process water treatment and an electric power supply. In addition, the system can be supplemented with fresh water and hydrogen treatment equipment as well as process heat recovery or oxygen utilization as and when required. It is here that the MHP offers a unique redundancy concept.
Nissan unveiled the Frontier Sentinel, a concept pickup truck designed by Nissan Brazil’s styling studio, at the 2018 São Paulo Motor Show. The concept is designed for rescue missions in all types of Brazilian terrain. Inside, the truck has an Electric-Yellow dashboard and central console. 100% electric.
The US Department of Energy announced up to $31 million in funding ( DE-FOA-0002022 ) to advance the H2@Scale concept. Key challenges to the H2@Scale concept include affordability, reliability, and performance of emerging hydrogen and fuel cell technologies. Earlier post.)
As the fourth model in the series, the Audi activesphere concept marks the culmination of sphere concept vehicles, following on from the Audi skysphere roadster in 2021, and both the Audi grandsphere sedan, and the Audi urbansphere space concept in April 2022. The Sportback rear of the 4.98 The Sportback rear of the 4.98
The key input/output/intermediate energy streams are composed of the PV-generated electrical work available for electrolysis, heat output from the heat exchanger and the external work required for water pumping. Within this reactor, photoelectrochemical cells use solar energy to split water molecules into hydrogen and oxygen.
physically moving the macroalgae between deep nutrient-rich water at night and shallow depths within the photic zone during the day to optimize growth. 13 C values suggesting that the depth-cycled kelp were not nitrogen-deficient and assimilated nutrients from deep water. The researchers used a depth-cycling approach—i.e.,
Lightning eMotors has been named as the powertrain provider for an all-electric motorhome concept—the e-RV—under development by Winnebago Industries’ Advanced Technology Group (ATG). The concept version of the Winnebago Industries e-RV is the first all-electric motorhome designed by a major RV manufacturer.
One year into the ERDC project, the team demonstrated a three-step approach that “cleans” the water, removes the algae and entrained nutrients such as nitrogen and phosphorus from the water, and transforms the algae into a potential energy source. Algae biorefinery concept through HTL. It was a great proof of concept.
Mirai Concept,” a final-stage development model of the second-generation Mirai will be on view at “Future Expo” from 24 October until 4 November at Megaweb. Launched in 2014, the first-generation Toyota Mirai combined a driving range with refueling time equivalent to conventional vehicles and emissions of nothing but water.
The filters prevent tire wear particles and other environmentally harmful substances from being washed into sewers and bodies of water along with rainwater. Together with the TUB Department of Urban Water Management, the Audi Environmental Foundation is developing an innovative new filter concept for urban runoff.
Airbus identified hydrogen as one of the most promising alternatives to power a zero-emission aircraft, because it emits no carbon dioxide when generated from renewable energy, with water being its most significant by-products. There are two ways hydrogen can be used as a power source for aircraft propulsion. Earlier post.).
Water from the Hellisheiði power plant then flows through the facility and transports the carbon dioxide roughly 2,000 meters below the surface of the Earth. The water returns to the cycle of the geothermal power plant. —Hagen Seifert, Head of Sustainable Product Concepts at Audi.
Researchers in China report using air oxidation–water leaching to recover lithium selectively from spent LiFePO 4 (LFP) material, in which the high leaching efficiency of lithium and the good separation effect of lithium and iron were achieved simultaneously. An open-access paper on their work is published in the RSC journal Green Chemistry.
Using the A-Recovery+ concept from ANDRITZ, the plant has a capacity to produce 6.3 The advantage of our industrial concept is that it is replicable at around 80% of the pulp mills worldwide. Veolia Group designs and provides solutions for water, waste and energy management. —Estelle Brachlianoff, COO of Veolia.
The method makes green ammonia from air, water and renewable electricity and does not require the high temperatures, high pressure and huge infrastructure currently needed to produce this essential compound. Once we generated that intermediary in water, designing a selective catalyst and scaling the system became significantly easier.
Using a new kind of hydrogel material, researchers at the University of Texas at Austin have pulled water out of thin air at temperatures low enough to be achieved with sunlight. Atmospheric water harvesting draws water from humidity in the air. The material is a hydrogel, a polymer network that naturally retains a lot of water.
Eaton’s Vehicle Group will design and test a subscale, proof-of-concept system prototype utilizing its TVS technology that delivers a significant reduction in air system power consumption and fuel cell efficiency for heavy-duty truck applications.
Rolls-Royce and Canadian vessel designers Robert Allan have developed the world’s first shallow-water push boat powered by LNG natural gas engines. It is an independent evaluation of the design concept within a given framework and states that the design is fundamentally feasible and there are no fundamental implementation concerns.
Based on an all-solid-state core concept, the microreactor uses a highly thermal conductive graphite-based material that removes heat from core without liquid coolant.The nuclear reactor core and all other equipment will be contained in capsule containers that are tightly sealed. The tests will not use nuclear fuels.
concept family—the I.D. With full acceleration on paved slopes, the concept car sprints from zero to 62 mph in 7.2 BUGGY concept car is a pure 2-seater, it can also be converted to a 2+2-seater and an additional electric motor could be added to the front axle in order to make four-wheel drive possible. wide and 57.6"
Artist’s concept of a heavy-duty vehicle equipped with high-temperature proton exchange membrane (HT-PEM) fuel cells. HT-PEM fuel cell technology would allow heavy-duty and other hard-to-decarbonize applications to operate with high efficiency while using hydrogen and mitigating water management problems.
a low cost, raw materials that do not raise concerns in terms of supply bottlenecks (electrodes that do not include PGMs, stainless steel current collectors), a compact design, the adoption of feeds based on non-corrosive liquids (low concentration alkali or DI water), and differential pressure operation.
The University of Michigan proposes the RAFT concept as a solution for hydrokinetic energy harvesting. The innovative new turbine designs, along with distributed load control and regulator concepts, significantly reduce the levelized cost of energy. University of Washington. University of Alaska Fairbanks.
The hybrid concept mixes hydrogen fuel cell, battery, and supercapacitors according to what is best suited to each application. The company plans to offer a balance between hydrogen energy and kinetic and externally charged electricity using an advanced hybrid system which can determine the most efficient approach for any given journey.
Achates Power will begin the study and design of the initial tactical vehicle concept engine and has selected Southwest Research Institute (SwRI) to contribute its expertise in advanced materials to reduce heat rejection and improve power density and efficiency. The variable flow lube pump helps maintain engine efficiency.
The independent study brought together experts from across the UK to assess the design challenges, manufacturing demands, operational requirements and market opportunity of potential zero-carbon emission aircraft concepts. The regional concept, powered by fuel cells, carries 75 passengers up to 800 nmi at a speed of 325 knots.
The home is also three times more water-efficient than a typical US home. The system will also enable Honda to evaluate the second life, or re-use, of EV batteries in grid applications, home-to-grid (H2G) connectivity and other concepts. Water efficiency.
The vehicle-mounted and water-cooled central motor from Dana/TM4 based on the permanent synchronous principle (PSM) features low speeds and particularly high efficiency compared with asynchronous motors. This range is fully sufficient for most transport operators, saving them greater expense on charging infrastructure.
Honda will continue pursuing research and development in the future with a view to utilizing its hydrogen technologies such as a fuel cell system and high differential pressure water electrolysis technologies in the field of space technology. Initiatives toward the establishment of hydrogen ecosystems.
Basic ORC concept. These include exhaust gas waste heat, which accounts for 50% of the energy from combusted fuel, but also liquid sources at lower temperatures, such as engine jacket water. Where heat pumps use electrical power to create thermal energy for various purposes, an ORC system uses heat energy to generate electricity.
At its Global Technology Day in Friedrichshafen, ZF presented the electric concept vehicle EVbeat, which is designed for maximum compactness, low weight, and maximum efficiency in real operation. The ZF EVbeat concept vehicle is based on a Porsche Taycan and takes leading series technology from ZF and other market players as a benchmark.
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