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However, they also noted, high PTW efficiencies and the moderate fuel economies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. If CNG were to be eventually used in hybrids, the advantage of the electric generation/EV option shrinks. Their open access paper is published in the journal Energy.
Galp and Northvolt selected the port city of Setúbal, Portugal (southeast of Lisbon on the northern bank of the Sado River estuary) as the location for their Aurora lithium conversion plant ( earlier post ), which aims to become a steppingstone for the development of an integrated lithium-battery value-chain in Europe.
In Germany, BSE Engineering and the Institute for Renewable Energy Systems at Stralsund University of Applied Sciences (IRES) have demonstrated the conversion of wind power into renewable methanol. The team uses green electricity to split water into hydrogen and oxygen in an electrolysis step.
A consortium comprising Engie Solutions, Siemens Gas and Power, Centrax, Arttic, German Aerospace Center (DLR) and four European universities is implementing the HYFLEXPOWER project funded by the European Commission under the Horizon 2020 Framework Program for Research and Innovation (Grant Agreement 884229).
Researchers at The Ohio State University have used a chemical looping process to produce hydrogen from hydrogen sulfide gas—commonly called “sewer gas”. Hydrogen sulfide is emitted from manure piles and sewer pipes and is a key byproduct of industrial activities including refining oil and gas, producing paper and mining.
On 26 July, the first flue gas from the natural gas power plant, the Shepard Energy Center in Calgary, Canada, was directly transformed by the C2CNT process ( earlier post ) into carbon nanotubes. Onions Made Directly from CO 2 by Molten Electrolysis for Greenhouse Gas Mitigation” Angewandte Chemie doi: 10.1002/adsu.201900056.
A new study by a team from Environmental Health & Engineering (EH&E) has found that greenhouse gas emissions from corn ethanol are 46% lower than those from gasoline—a decrease in emissions from the estimated 39% done by previous modeling. EH&E) and Adjunct Professor of Environmental Health at Harvard’s T.H. gCO 2 e/MJ (range of 37.6
Researchers from the Karlsruhe Institute of Technology (KIT) have successfully produced renewable methane from a biomass-based synthesis gas mixture in their pilot plant for methanation using a new honeycomb catalyst. Biogas facilities produce renewable gas mainly by fermenting biological waste. Honeycomb catalyst.
BMW i Ventures has invested in Prometheus Fuels ( earlier post ), a company removing CO 2 from the air and turning it into zero-net carbon gasoline that it will sell at gas stations, at a price that competes with fossil fuels, starting as early as this year. Aqueous CO 2 electrolysis with base-metal catalysts.
Rolls-Royce has conducted successful tests of a 12-cylinder gas variant of the mtu Series 4000 L64 engine running on 100% hydrogen fuel. For several months, the mtu gas engine has been undergoing bench testing and continuous improvement in terms of efficiency, performance, emissions and combustion using 100% hydrogen as fuel.
Carbon dioxide capture company AirCapture and carbon dioxide conversion company OCOchem, along with other partners, have won a $2.93-million OCOchem transforms recycled CO 2 , water and zero-carbon electricity to produce formic acid, a globally traded commodity chemical and emerging electro-fuel.
GTI has released a site-specific engineering design titled “ Low-Carbon Renewable Natural Gas (RNG) from Wood Wastes ”. According to the analysis, California has the potential to produce tens of billions of cubic feet of RNG per year from the wastes that are now being used for biomass-based electricity. Source: GTI.
Portantino (D-25) and Josh Newman (D-29) introduced Senate Bill 301 , a bill sponsored by the Specialty Equipment Market Association (SEMA), to create a financial rebate program for converting gas and diesel-powered motor vehicles into zero-emissions-vehicles (ZEVs). ZEV conversions are a rapidly growing market, SEMA said.
Electrochaea employs a patented biocatalyst (BioCat) to convert low-cost and stranded electricity and CO 2 into pipeline-grade renewable gas. This gas can be directly injected into the existing natural gas grid or used immediately. Electrochaea’s proprietary biocatalyst is a selectively evolved—i.e.,
Water (H 2 O) microdroplets are sprayed onto a magnetic iron oxide (Fe 3 O 4 ) and Nafion-coated graphite mesh using compressed N 2 or air as the nebulizing gas. This gas–liquid–solid heterogeneous catalytic system synthesizes ammonia in 0.2 The conversion rate reaches 32.9 ± 1.38 2301206120
Blue Bird Corporation will offer a factory-certified electric repower program on select gasoline- and propane-powered Blue Bird school buses. The company is collaborating with Lightning eMotors to develop this repower electric vehicle (EV) powertrain system. Earlier post.)
Solid oxide electrolysis cell (SOEC) technology is attractive because of unrivaled conversion efficiencies—a result of favorable thermodynamics and kinetics at higher operating temperatures. The SOEC is a ceramic cell that uses electricity to split water molecules (H 2 O) into hydrogen (H 2 ) and oxygen (O 2 ). —Hauch et al.
A research team at the University of Wisconsin–Madison has identified a new way to convert ammonia to nitrogen gas through a process that could be a step toward ammonia replacing carbon-based fuels. This process can be harnessed to produce electricity, with protons and nitrogen gas as byproducts.
In the Solar Thermal Electrochemical Process (STEP), developed by Professor Stuart Licht and his group at GWU, solar UV–visible energy is focused on a photovoltaic device that generates the electricity to drive the electrolysis, while concurrently the solar thermal energy is focused on a second system to generate heat for the electrolysis cell.
.” Right away, I thought, “ugh… ” I conducted cost of ownership analyses and comparisons between gas cars and electric cars for years, and anyone who has done even one. continued] The post Conversations on Costs of EV Charging vs. Fueling a Gas Car Are Misleading appeared first on CleanTechnica.
The 22 selected projects fall into five topic areas for the “Bioenergy Technologies Office Scale-Up and Conversion” funding opportunity ( earlier post ): Scale-Up of Biotechnologies. Affordable, Clean Cellulosic Sugars for High Yield Conversion. Separations to Enable Biomass Conversion. Renewable Natural Gas.
SHI aims to be the first shipbuilder to deliver a large cargo ship for ocean operation powered by fuel cells running on natural gas. If the global marine shipping industry was a country, it would be the sixth-largest producer of greenhouse gas (GHG) emissions in the world.
SK Corp, the holding company of SK Group, has made a strategic investment in Monolith , a US company that has developed a plasma-based process to produce “cyan” hydrogen—between green (via electrolysis using renewable energy) and blue (conversion of methane accompanied by CO 2 capture and storage).
Improvements to a class of battery electrolyte first introduced in 2017—liquefied gas electrolytes—could pave the way to replacing the graphite anode with a lithium-metal anode. Meng and colleagues’ approach was to switch to a more compatible electrolyte, called liquefied gas electrolytes. —Yang et al.
Researchers from Northwestern University and Princeton University have explored the impact on US air quality from an aggressive conversion of internal combustion vehicles to battery-powered electric vehicles (EVs). coal, oil, natural gas, and biomass). at high EV adoption fractions. for April-September, (e, f) PM 2.5
Department of Energy (DOE) selected 16 projects to receive nearly $25 million in federal funding for cost-shared projects to advance natural gas infrastructure technology development. AOI 2: Process-Intensified Technologies for the Upcycling of Flare Gas into Transportable, Value-Added Products.
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. it can be used as a drop-in fuel.
The necessary energy is supplied by electricity from renewable sources. In the electrolyzers, carbon dioxide and water are converted into carbon monoxide (CO) and hydrogen (H 2 ) with electricity in a first step. This synthesis gas is used by special microorganisms to produce specialty chemicals, initially for research purposes.
one of the largest publicly traded water, wastewater and natural gas providers in the US, serving approximately 5 million people across 10 states under the Aqua and Peoples brands, is launching a pilot program to electrify its two most popular commercial GM vehicle platforms with the XLH hybrid electric drive system.
Blue World Technologies’ complete system includes a methanol reformer for fuel conversion, DC/DC for power conversion and fuel cell stack for power production. The high-temperature (HT) PEM technology operates at 160-180 °C and has a high resistance to impurities in reformat gas—making it suitable to combine with fuel reformers.
OCTA has already gradually transitioned its fleet over the years, from diesel-burning buses to clean-burning renewable compressed natural gas (CNG) buses with near-zero-emission engines. In April, the OCTA Board of Directors approved a request for quotes to purchase 10 plug-in battery-electric buses.
In the next few years, the company expects the conversion of one blast furnace to result in an annual demand of around 20,000 tonnes of green hydrogen. This demand will increase to some 720,000 tonnes per year by 2050 as a result of the gradual conversion of the plants and equipment.
Electrolysis offers an attractive route to upgrade greenhouse gases such as carbon dioxide (CO 2 ) to valuable fuels and feedstocks; however, productivity is often limited by gas diffusion through a liquid electrolyte to the surface of the catalyst. The authors show that this limitation can be overcome.
Along with the registration site, the E-Transit electric vans have updated pricing, with a targeted starting MSRP of $43,295 for the cutaway—lower than originally announced—to $52,690 for the high-roof extended-wheelbase cargo van. And E-Transit can further help save on operating costs compared to gas-only vans.
Proton ceramic electrochemical reactors can extract pure hydrogen from gas mixtures by electrolytically pumping protons across the membrane at 800 °C. The ceramic membrane reactor also separates carbon dioxide more efficiently, enabling the greenhouse gas to be easily transported and sequestered. It also has CO 2 as a by-product.
by employing high rates of carbon capture, using low-carbon electricity, or mitigating upstream methane emissions). Fossil fuel systems that employ high rates of carbon capture or other thermal conversion processes such as pyrolysis, electrolysis systems that primarily use clean energy (e.g., kgCO 2 e/kgH 2 lifecycle emissions.
and its strategic Mobile Energy Group (MEG) announced a strategic partnership with the China National Petroleum Corporation Nanjing (CNPC or PetroChina) to begin converting existing fossil fuel gas stations in the city of Nanjing. PetroChina operates gas stations throughout Jiangsu province. Ideanomics Inc.
For example, the geometry of the piston recess, the injection nozzle design and the parameters of the cylinder head relevant for gas exchange were subject to an extensive optimization process. An electrical actuator enables characteristics map-controlled use of the pressure-reducing valve. PowerShift Advanced and Top Torque.
Our hydrogen locomotive program has the potential to significantly reduce greenhouse gas emissions from locomotive operations, supporting the transition to a lower-carbon future in the freight rail sector. The conversion work will be done at CSX’s Huntington, West Virginia locomotive shop.
1 ) and ammonia conversion (>99%) at a significantly reduced operating temperature (. Steam is adopted as a sweep gas, presenting efficient H 2 recovery (>91%) while replacing conventionally utilized noble carrier gases that require additional gas separation processes. mol-H 2 g cat ?1 Credit: KIST. 2020.118483.
This result demonstrates the potential for highly efficient, electrically driven production of hydrogen from an ammonia carrier with earth-abundant transition metals. The new catalyst breaks those molecules into hydrogen gas and nitrogen gas, the largest component of Earth’s atmosphere. —Yuan et al.
The researchers and engineers at ETH Zurich have developed innovative processes that make it possible to extract CO 2 from the atmosphere and, together with water and with the help of concentrated sunlight, convert it into a synthesis gas that can be used to produce jet fuel.
The objective of this agreement is to develop a project to repower and put into service 400 switcher and line-haul freight locomotives, all 100% powered by compressed natural gas (CNG) and/or renewable natural gas (RNG) with low or zero emissions, in line with the Argentina’s decarbonization goals.
Airbus sees three primary uses for hydrogen in aircraft: combustion through a modified gas turbine; conversion into electrical energy via a fuel cell; and conversion to synthetic kerosene.
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