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Engineers at the University of Pittsburgh Swanson School of Engineering are using membrane distillation technology to enable drillers to filter and reuse the produced water in the oil and gas industry, in agriculture, and other beneficial uses. The method is already being tested in Texas, North Dakota, and most recently in New Stanton, Pa.
Researchers at Wakayama University in Japan have produced a mixture of hydrogen and carbon monoxide gas by irradiating a mixture of carbon powder and distilled water with intense nanosecond laser pulses at room temperature. Photographs of a bottled mixture of Bincho-tan powder and water (a) before, (b) during, and (c) after irradiation.
As a comparison, LNG tankers use ballast water to compensate the loss of weight following delivery to ensure enough draft. The limited remaining boil off will be captured and directly utilized in hydrogen fuel cells, providing power to the vessel's propulsion systems, resulting in emissions of water only. Vessel specifications.
Bitumen production from the Canadian oil sands provides a point of reference that could be used to observe and better manage the land and water impacts of a rapid transition to unconventional fuels, suggests Dr. Sarah Jordaan of the Energy Technology Innovation Policy Research Group, Department of Earth and Planetary Sciences, Harvard University.
Researchers from SRI International (SRI) are developing a methane-and-coal-to-liquids process that consumes negligible amounts of water and does not generate carbon dioxide. Lifecycle GHG comparison. Water consumption less than 235 kg/barrel. Top: Conventional F-T process. Bottom: SRI process. Click to enlarge. Click to enlarge.
eutrophication; ET = ecological toxicity; FEC = fossil energy consumption; WU = water use; LO = land occupation; “The rest” includes acidification; smog formation; ozone layer depletion; and human health effects. Environmental impacts of gasoline and E85. Error bar shows regional variations for E85. GW = global warming; Eut. Click to enlarge.
The major compound groups in FPBO are water (20–25 wt %), carboxylic acids (∼ 5 wt %), aldehydes, ketones, and furfurals (25 wt %), sugar-like material (30–35 wt %), and lignin-derived compounds (20 wt %). In HTL, wet feedstock is liquefied in a hot (250–374 °C) and pressurized (4–22 MPa) water environment into biocrude oil.
With the next-generation fuel cell system being co-developed with General Motors (GM), Honda will aim to more than double the durability and reduce the cost to one-third, in comparison to the fuel cell system installed in the 2019 Honda Clarity Fuel Cell.
The technique exerts a voltage on the top and bottom of the IAD, which generates an electric field to accelerate REE and water migration toward the cathode. c, Comparison between conventional leaching and the EKM technique and schematic of the AIP process. I, current. Wang et al. —Prof.
V reaching 10% capacity increase in comparison to a standard G/NMC cell resulting in lower cost of installed battery pack (euros per kWh) for EV-applications. Cell assembly starts with the electrode manufacturing exclusively using a water-based binder (WBB) process in an eco-friendly environment.
Researchers at the University of Arkansas, with colleagues from Brookhaven National Lab and Argonne National Lab, have found that nanoparticles composed of nickel and iron are more effective and efficient than other more costly materials when used as catalysts in the production of hydrogen fuel through water electrolysis.
The “Fuel Duel” fuel-consumption comparison test of Mercedes-Benz Trucks takes place in 22 countries in Europe, with 90 Actros trucks are on the road—predominantly tractor units of models 1842 LS and 1845 LS with Euro VI emission control technology. The fuel consumption advantage over competitors is about 10.5% on average.
of the online tool Water Assessment for Transportation Energy Resources ( WATER ) this week. This latest version of WATER allows, for the first time, biofuels manufacturers to analyze water consumption associated with use of cellulosic feedstocks such as residue left from lumber production and other wood-based resources.
These additional acidic sites on each hydrophilic side chain provide additional protons for the proton transport and allow for the formation of larger water channels. The water management in the PFIA membrane is of interest, since it is crucial for the performance of the fuel cell: in order to function it needs to be humid but never wet.
Evapotranspiration (ET) refers to the sum total of water lost while the plant is growing, either from evaporation through the plant stem itself (a process called “transpiration”), or from water evaporated off of the plant’s leaves or the ground. —Hamilton et al.
Tesla Giga Berlin’s water consumption has been a massive trigger for the facility’s most ardent critics. As per a report from German news outlet BZ , Giga Berlin has been accused of using too much water and discharging dirty wastewater into the community’s sewage system. million cubic meters of water. cubic meters.
million to participate in the US Department of Energy’s (DOE’s) Advanced Water Splitting Benchmarking Project. Proton is directly responsible for the AEM and PEM pathway and will develop a series of Best Practice documents and databases for advanced water splitting research, and roadmaps for further development of each pathway.
The e-Bio Fuel Cell system featured an an SOFC stack and an on-board reformer to convert 100% ethanol or ethanol-blended water (55% water, 45% ethanol) to hydrogen. Dilution of ethanol with water increases safety, and is expected to suppress anode coking by increasing the steam-to-carbon ratio. … Earlier post.) Earlier post.).
The researchers estimate that adding floating solar panels to bodies of water that are already home to hydropower stations could produce as much as 7.6 terawatts of potential power a year from the solar PV systems alone, or about 10,600?terawatt-hours terawatt-hours of potential annual generation.
By comparison: Germany currently has merely 20,650 public and semi-public charging points across the country, according to the Bundesverbandes der Energie- und Wasserwirtschaft (BDEW - the German association of energy and water industries).
The researchers started by analyzing the economics of hydrogen-, nitrogen-, and carbon-based fuels made by carbon-neutral pathways in a post-fossil world in which only water, air, and renewable electricity are available for fuel synthesis. Source-to-tank cost comparison of carbon-neutral transportation fuels. Zhao et al.
The rear motor produces 282 horsepower, in comparison to the two-row European-spec model, which debuted with 201 hp. Buzz is planned for sale in the North American market starting in 2024. Just as with the original Bus, the three-row ID. Buzz has a rear-mounted powerplant as standard. The new electric motor of the ID.
This results in a range increase of 30% to 50% in comparison to existing electric vehicles with four seats on the market today— 215 km (134 miles) urban and 135 km (84 miles) highway on the Artemis cycle. kW, 260 - 520 V DC out, programmable, water cooled, CAN. water cooled. electric power steering. V DC out, max.
Groundwater Depletion in the United States (1900-2008) comprehensively evaluates long-term cumulative depletion volumes in 40 separate aquifers (distinct underground water storage areas) in the United States, bringing together reliable information from previous references and from new analyses. For comparison, 9.2
The study also found that shows that water use for algae cultivation is much less if algae are grown in the US regions that have the sunniest and most humid climates: the Gulf Coast, the Southeastern Seaboard and the Great Lakes. The paper is published in the journal Water Resources Research. gallons of water per mile driven.
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. Water use and efficiency. Water quality. Provides information on data limitations and highlights potential bottlenecks to data acquisition.
Now, a study by researchers at the US Department of Energy (DOE) Center for Advanced Bioenergy and Bioproducts Innovation (CABBI) has found that energy sorghum ( Sorghum bicolor ) behaves more like miscanthus in the way it efficiently captures light and uses water to produce abundant biomass. Energy sorghum falls somewhere in between.
Siemens Energy will design, supply and commission the electrolysis system consisting of three full arrays of its latest and most powerful line of PEM (proton exchange membrane) electrolysis products including transformers, rectifiers, distributed control system (DCS) plus the equipment to produce demineralized water.
Depletion of fresh water reserves [m 3 ]. The tool shows not only the calculation of all greenhouse gases—added together and expressed in CO 2 equivalents—but also those for the release of particulates, harmful nitrogen oxide emissions, and all of the usual environmental assessment indicators such as pollution of water bodies.
The removal of CO 2 from oceanwater (or other natural waters), or direct ocean capture (DOC), is one method of capturing dispersed CO 2. In comparison to removal of CO 2 from point sources, DAC has the advantage of being location-independent.
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. A total of 37 fabrics now meet the requirements and have been incorporated into Ford vehicles.
A key feature of the integrated drive unit was therefore the creation of a special cooling water system around the motor and inverter. The coolest water first flows around very thermally sensitive components such as the IGBT modules and the intermediate circuit capacitor, after which it is led into the motor’s cooling jacket.
A team from Technische Universität Berlin now reports developing cobalt-manganese-based (CoMn 2 O 4 and MnCo 2 O 4 ) spinel microspheres as highly efficient multifunctional catalysts that unify the electrochemical OER with oxidant-driven and photocatalytic water oxidation as well as the ORR. Menezes, P. Sahraie, N. Bergmann, A., Strasser, P.
A survey by Germany’s BDEW (Bundesverband der Energie- und Wasserwirtschaft), an association of energy and water companies, found that the number of public charge points in the country has grown to 7,407 as of the end of 2016. 890 new charging points have been added to since mid-2016—an increase of almost 12%.
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. As a result, the charge air coolers used must be resistant to ionized water.
The CAN-Gateway ECU captures driving data—including GPS data, accelerator pedal strokes, steering angles, brake operation signals, gear shift signals, engine rpm count, water temperature, and vehicle speed—from a dedicated onboard GPS as well as CAN information exchanged among onboard ECUs.
A research team from University of Western Ontario, McMaster University and Beijing Computational Science Research Center has developed an effective synthesis method to produce isolated single platinum (Pt) atoms and clusters for use as catalysts for the hydrogen evolution reaction (HER) in water splitting to produce hydrogen.
the ocean and surface waters) that received their CO 2 directly from ambient air. Most contemporary DAC approaches utilize energy poorly, as evident by second-law efficiencies for CO 2 separation of 1 to 9% (for comparison, post-combustion capture from coal exhaust attains second-law efficiencies greater than 20%).
Alkaline fuel cells (AFCs) were one of the first fuel cell technologies developed, and were used in the US space program to produce electrical energy and water on-board spacecraft. Hydrogen generated from water electrolysis. In recent years, novel AFCs that use a polymer membrane as the electrolyte have been developed. Resources.
The KPMG study, “Expect the Unexpected: Building Business Value in a Changing World”, explores issues such as climate change, energy and fuel volatility, water availability and cost and resource availability, as well as population growth spawning new urban centers. Population Growth: The world population is expected to grow to 8.4
The team earlier published LCA results finding that terrestrial bioenergy feedstock crops such as switchgrass, canola and corn have lower environmental life cycle impacts than algae in energy use, greenhouse gas emissions, and water regardless of cultivation location. environmental burdens (net energy use, water use, and GHG) per VKT.
The product is the first commercialized fuel cell system in which the fuel cell unit, hot water unit and backup heat source unit can all be stored in the pipe shaft of the condominium. A pipe shaft is a space to store water and gas pipes that runs vertically through condominium floors. Water tank capacity. Hot water unit.
volts versus the reversible hydrogen electrode) in CO-saturated alkaline water. For the Nature study, Kanan and Li built an electrochemical cell: two electrodes placed in water saturated with carbon monoxide gas. The challenge was to find a cathode that would reduce carbon monoxide to ethanol instead of reducing water to hydrogen.
urea-water solution—is injected into the exhaust stream and ideally decomposes to form ammonia, which reacts with NO x on the SCR catalyst to form N 2 and H 2 O. Today’s diesel engines use selective catalytic reduction (SCR) to abate NO x emissions. DEF—a 32.5 —Wheeler et al. Wheeler, S., and Henry, C.
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