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Meanwhile, wet waste feedstocks, such as animal manure and fats, oils, and greases (FOG), represent another important category of resources that could be utilized to produce MCCI bioblendstocks due to its abundant availability. An open-access paper on their results is published in the journal ACS Sustainable Chemistry & Engineering.
RWE's FUREC project, which aims to produce circular and green hydrogen from non-recyclable municipal solid waste in Limburg, the Netherlands, received a €108-million grant from the EU’s Innovation Fund. For comparison: This is equivalent to the output of a 700-megawatt offshore wind farm with coupled electrolyzers. textiles, paper).
Based on the work, Keliber’s lithium hydroxide will have a smaller carbon footprint than most of the competitors’ products. In the comparison, Keliber shows the lowest emission intensity of 4.38 Production in Chile, based on naturally low-carbon brine, causes slightly more emissions than Keliber’s route: 5.25
Waste into X (WiX); $5.0 Direct Removal of Carbon Dioxide from Oceanwater (DOC); $2.0 Direct Removal of Carbon Dioxide from Ambient Air (DAC); $2.0 With nearly 2 billion tons of municipal solid waste (MSW) generated globally, this feedstock may constitute the largest resource for the recovery of CMs and other metals.
A new black carbon (BC) emissions inventory from China found BC emissions levels in 2007 of 1,957 Gg BC—higher than reported in earlier studies. Black carbon is released into the atmosphere via incomplete combustion of carbonaceous fuel and is of major concern because of the impact on climate systems. Credit: ACS, Wang et al.
Energy Fuels expects to process this monazite at its 100%-owned White Mesa Mill starting in Q1-2021, recover the contained uranium, and produce a marketable mixed REE carbonate, representing an important step toward re-establishing a fully-integrated US REE supply chain. Energy Fuels Inc.
System boundaries (red line) schematic for liquid fuel carbon balance. For biofuels, because biogenic carbon is automatically credited within a product lifecycle, the boundary effectively excludes vehicle end-use CO 2 emissions. DeCicco 2013. Click to enlarge. —DeCicco 2013. A hierarchy for reducing CO 2 from transportation.
Ricardo will host a conference on the challenges and potential solutions for auxiliary power units (APUs), waste energy recovery, and parasitic loss reduction in electric and other low carbon vehicles. The conference will conclude with a comparison of range extended electric vehicles to other low carbon powertrain architectures.
Scientists at the University of Delaware are developing a new low-cost material for hydrogen storage—carbonized chicken feathers (CCFF)—that they say could meet the DOE requirements for hydrogen storage and are competitive with carbon nanotubes and metal hydrates at a tiny fraction of their cost. Wool, University of Delaware.
They found that, on a life cycle basis in comparison to gasoline, the direct to ethanol technology can provide a 67% to 87% reduction in carbon footprint on an energy equivalent basis for initial ethanol concentrations (given in weight percent) ranging from 0.5% MJ/MJEtOH down to 0.20 g CO 2 e/MJEtOH down to 12.3 wt % to 5 wt %.
The built environment is a big contributor to carbon emissions, global energy demand, resource consumption and waste generation. We showed that new development should focus on minimizing whole-life carbon of buildings, not just the emissions from their operations or their materials. —Jay Arehart. Central Paris); and.
Electra has raised $85 million to produce Low-Temperature Iron (LTI) from commercial and low-grade ores using zero-carbon intermittent electricity. Electra’s process emits zero carbon dioxide emissions and carries zero green premium, meaning it will cost the same or less than existing production methods powered by fossil fuels.
It has an ambitious low-carbon target, supportive and predictable operating conditions for the green industry, fossil-free energy, and a highly qualified workforce. In addition, the ice-free deep-sea harbor enables efficient, low-carbon logistics all year round and close access to the European market. Inkoo power plant.
Densities for steel springs and Li-ion batteries provide a comparison. Carol Livermore, associate professor of mechanical engineering and her team used an ordered grouping of carbon nanotubes (CNT) as a spring to store elastic energy for later use—much as a steel spring stores energy in a mechanical watch. Hill et al.
Most importantly for this project, acrylonitrile is also the primary building block in carbon fiber composites, which are used for lightweighting applications in automotive and air transportation. Moreover, this new high-yield process can utilize non-food biomass, such as agricultural wastes, as a feedstock instead of propylene.
Lower rolling resistance means this demonstration tire has the potential to offer better fuel savings and carbon footprint reduction. These carbon black technologies target reduced carbon emissions, circularity and the use of bio-based carbons, while still delivering on performance.
Ricardo is advancing its work with two novel technologies to improve the efficiency of heavy-duty goods vehicles: a cryogenic split-cycle engine “ CryoPower ” ( earlier post ), and a low-carbonwaste-heat powered microwave fuel reformer “ HeatWave II ”. HeatWave II.
For all crops, the entire plant was used to facilitate comparison on a total energy basis. Colosi (2010) Environmental Life Cycle Comparison of Algae to Other Bioenergy Feedstocks. The large environmental footprint of algae cultivation is driven predominantly by upstream impacts, such as the demand for CO 2 and fertilizer, they found.
The system uses heated supercritical carbon dioxide instead of steam to generate electricity and is based on a closed-loop Brayton cycle. Supercritical carbon dioxide is a non-toxic, stable material that is under so much pressure it acts like both a liquid and a gas. Graphic courtesy Sandia National Laboratories).
Other successful initiatives—highlighted in Ford’s 13th annual Sustainability Report—include reductions in water use, waste-to-landfill and CO 2 emissions as well as improvements in vehicle fuel economy and safety.
In quantifiable terms, copper ore grades of 0.20% require 10 MJ/kg of ore in comparison to 80 MJ/kg for 0.05% copper ore grades. Concomitant with this decrease in ore grade is also increased waste rock (i.e., Develop carbon-negative reactions cradle-to-gate (ore-to-metal) to carbonate CO 2 -reactive ore.
Scaling up the production of what we call green hydrogen is a priority for researchers around the world because it offers a carbon-free way to store electricity from any source. Green hydrogen is a carbon-free method that uses an electrolyzer to split water into hydrogen and oxygen gas. Choubisa et al.
As reported in Waste Management , instead of using acid extractants to dissolve the REs trapped in the spent lamps, the Kanazawa team turned to chelator chemistry. Rare-earths (REs) are key components for the transition to a greener energy profile and low carbon society. These are already used to remove toxic metals from solid waste.
Schematic comparison between direct photosynthetic (top) and algal biomass (bottom) processes. The process is closed and uses industrial waste CO 2 at concentrations 50–100 times higher than atmospheric. The organism is further engineered to provide a switchable control between carbon partitioning for biomass or product.
While hydrogen, electric and renewable fuels (produced from waste-based feedstocks) can all radically cut emissions compared with their diesel-powered counterparts, there are major variations in their effectiveness and efficiency in terms of cutting emissions depending on choices made over the full well- to-wheel life cycle. Source: Zemo.
In comparison, data from previously published research indicated that corn ethanol can be made with less water, but showed a larger usage range: between 0.6 As carbon dioxide-consuming organisms, algae are considered a carbon-neutral energy source. That means algae can also grow in—and clean— municipal waste water.
Gas chromatography comparison of Conoco fuel and a Conoco-CoolPlanet blend. At each successive processing stage, the biomass is heated to a higher temperature profile and the material is compacted to a thinner layer with an increasing level of elemental carbon in the remaining biomass. Source: Cool Planet. Click to enlarge.
The Swiss direct air capture company—which has also partnered with Audi in that company’s e-fuels initiative ( earlier post )—launched the commercial-scale Direct Air Capture (DAC) plant, featuring its patented technology that filters carbon dioxide from ambient air.
The comparison was made with the previous-generation Wrangler Unlimited, as powered by its only available engine—FCA’s award-winning 3.6-liter Over the same time period, the Company also shaved its carbon footprint by 27%, and slashed its waste generation by 64%. 2020 Jeep Wrangler Freedom Edition.
Air Improvement’s estimates of emissions from Project LIBERTY’s fuel and feedstock transport and fuel production (the last being the sum of storage, electricity, chemicals, waste disposal, and biogas production) are slightly higher than the corresponding elements in EPA’s analysis. The biogas exported as a co-product will offset 49.8
Joule’s Helioculture platform uses engineered microorganisms directly and continuously to convert sunlight and waste CO 2 into infrastructure-ready fuels, including ethanol and hydrocarbons (n-alkanes) that serve as the essential chemical building blocks for diesel.
has an annual program budget of approximately $100 million to support projects that: Develop and improve alternative and renewable low-carbon fuels. Produce alternative and renewable low-carbon fuels in California. Decrease, on a full fuel cycle basis, the overall impact and carbon footprint of. The Energy Commission.
DOE’s Office of Fossil Energy is seeking these projects as part of the Department’s Carbon Storage program, which has the goal of developing and advancing technologies to improve the effectiveness of carbon storage, reduce the cost of implementation, and be ready for widespread commercial deployment in the 2025–2035 timeframe.
The staff of the California Air Resources Board (ARB) has posted for public comment three new Low Carbon Fuel Standard (LCFS) pathway applications for landfill gas to compressed natural gas (CNG) and liquefied natural gas (LNG). Clean Energy calculated the carbon intensities (CIs) of the LNG and CNG pathways to be 18.14 Clean Energy.
wasted), or sold to the external merchant hydrogen market. evaluated well-to-gate greenhouse gas (GHG) emissions associated with by-product hydrogen from chlor-alkali processes in comparison with hydrogen from the conventional centralized natural gas steam methane reforming (central SMR) pathway.
New Zealand-based waste gas and syngas to fuels company LanzaTech ( earlier post ) has attracted US$18 million in Series B financing from investors led by China-focused venture capital firm Qiming Ventures. LanzaTech uses proprietary bacteria to convert industrial waste gases into fuels and chemicals. Gary Reischel. Köpke et al.
Promising avenues include weight savings and extension of the cruising range in comparison with battery-powered solutions; fuel cell concepts may represent an attractive option for long-distance hauling, which requires heavy loads and large cruising ranges. New opportunities are opening up for heavy-duty commercial vehicles. Compressor.
The results depend most sensitively on the grade of shale used, and the rate of carbonate mineral decomposition which causes inorganic CO 2 release, reports Brandt in a paper published online 25 August in the ACS journal Energy & Fuels. The high temperatures can cause carbonate minerals within the shale to decompose. MJ upstream.
Outlines the approach for collecting and analyzing the data needed to evaluate the indicator and for making relevant comparisons to other energy options or agricultural systems. Percentages of bioenergy from yield increases, residues, wastes and degraded or contaminated land. Soil quality. Harvest levels of wood resources.
Comparison of the discharge capacity and coulombic efficiency of MPSPs/PPAN anodes at various ratios versus cycle number. The carbon, in turn, improves the stability of the solid electrolyte interface (SEI), offers structural integrity and high electric conductivity. Thakur et al. Click to enlarge. Earlier post.)
Yale University’s School of Forestry & Environmental Studies and UOP will also participate in the analysis, which will include an assessment of the total carbon lifecycle of biofuels. Sustainable biofuel development is a key component of aviation’s strategy for lowering carbon emissions. Global Seawater Inc. Global Seawater, Inc.
The high temperature exhaust also facilitates the use of otherwise wasted thermal energy for heating of the vehicle interior, thus increasing overall system efficiency. The waste heat from the HTPEM system is of high quality, and is concentrated in a usable directional stream. Easier to utilize the heat.
The study also highlights key environmental impact hotspots for different road vehicle types, and illustrates the variability in impacts expected for different use cases local conditions in European countries, particularly due to differences in the carbon intensity of the national electricity generation mix.
Researchers at Kyoto University in Japan have proposed a novel two-stage process to convert low-rank coals or biomass wastes under mild conditions to high-quality liquid fuel. The carbon basis soluble yields were 19.4−31.2% for biomass wastes. The carbon contents of solubles were as high as 81.5−84.8 —Li et al.
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