Green Car Congress

JULY 31, 2019

A team at the University of Delaware has demonstrated a direct ammonia fuel cell (DAFC) prototype with a peak power density of 135 mW cm -2 at 80 ?C. Hydrogen has attracted the most research and development interest due to the efficiency and performance of hydrogen-fueled proton exchange membrane fuel cells (PEMFCs). Zhao et al.

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Delaware Transportation Fuel Hydrogen 278

Green Car Congress

JUNE 23, 2009

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.

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Hydrogen Carbon Delaware Universal 220

Green Car Congress

MARCH 25, 2014

Comparison of power loss and fuel consumption among BD, HVO and iso-HVO. Very broadly, HVO entails the hydrogenation of triglycerides, which results in their breakdown into various intermediates, mainly mono-glycerides, di-glycerides, and carboxylic acids. Source: Kim et al. Click to enlarge. liter diesel engine and passenger car.

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Diesel Oil Engine Fuel 246

My Electric Car

AUGUST 21, 2020

There has been much discussion for over thirty years or more around the use of hydrogen fuel cells as an alternative to the internal combustion engine. Proponents believe such a car could be easily refuelled with hydrogen and assumed it would have greater range than a pure all-electric car.

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Hydrogen Petrol Gas-Electric Lithium Ion 52

Green Car Congress

AUGUST 20, 2010

The US Department of Energy (DOE) has selected 8 research projects for funding that will focus on gasification of coal/biomass to produce synthetic gas (syngas) as a pathway to producing power, hydrogen, fuel or chemicals. CoalTek, teaming with the University of Kentucky Center for Applied Energy Research in Lexington, Ky., Tucker, Ga.)

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Coal Hydrogen Fuel Power 218

Green Car Congress

FEBRUARY 1, 2016

A new report from the University of Michigan Transportation Research Institute (UMTRI) reviews the major advantages and disadvantages associated with battery-electric vehicles (BEVs) and fuel-cell vehicles (FCVs). Michael Sivak also incudes information for current gasoline-powered internal combustion engines as a baseline comparison.

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San Diego Fuel District of Columbia Gasoline-Electric 150

Green Car Congress

APRIL 11, 2014

Researchers at Stanford University have developed a nanocrystalline copper material that produces multi-carbon oxygenates (ethanol, acetate and n-propanol) with up to 57% Faraday efficiency at modest potentials (–0.25?volts volts versus the reversible hydrogen electrode) in CO-saturated alkaline water. volts to –0.5?volts Christina W.

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Fuel CO2 Carbon Conversion 300

Green Car Congress

FEBRUARY 26, 2015

The US Department of Energy (DOE) Fuel Cell Technologies Office (FCTO) has selected 11 projects to receive up to $10 million in funding through the fuel cell technology incubator FOA ( earlier post ) in support of innovations in fuel cell and hydrogen fuel technologies. Northeastern University. Source: Slade et al. Click to enlarge.

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Fuel Hydrogen Virginia 2011 150

Green Car Congress

SEPTEMBER 12, 2015

The comparison to the electric vehicle is based on estimates which factor in the CO 2 emissions resulting from fuel production, with the DME-powered vehicle figure calculated from the use of renewable energy to generate the DME fuel, and the electric vehicle figure calculated from electricity generated from renewable resources.

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Ford Fuel Power Powered 150

Green Car Congress

NOVEMBER 26, 2010

In the new UMass approach, the hydroprocessing increases the intrinsic hydrogen content of the pyrolysis oil, producing polyols and alcohols. The zeolite catalyst then converts these hydrogenated products into light olefins and aromatic hydrocarbons in a yield as much as three times higher than that produced with the pure pyrolysis oil.

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Oil Convert Hydrogen Fuel 225

Green Car Congress

FEBRUARY 14, 2012

IH 2 technology is a catalytic thermochemical process that promises to be a very cost-effective route to produce liquid transportation fuels from renewable resources. And the process achieves >90% greenhouse gas reductions in comparison to fossil fuels. —Alan Del Paggio CRI Vice President, Upstream and Renewables.

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Conversion Houston Renewable Gasoline 307

Green Car Congress

MARCH 3, 2014

Scientists from Stanford University, SLAC National Accelerator Laboratory and the Technical University of Denmark have identified a new nickel-gallium catalyst that converts hydrogen and carbon dioxide into methanol at ambient pressure and with fewer side-products than the conventional catalyst.

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Low Cost Clean Cleaning Production 257

Green Car Congress

JANUARY 13, 2011

Lifecycle GHG emissions of renewable gasoline from the IH 2 process (GTI RG) compared to petroleum gasoline and diesel. GTI’s IH 2 technology is an advanced pyrolysis technology which utilizes low pressure hydrogen together with a proprietary catalyst to remove virtually all of the oxygen present in the starting biomass. Source: GTI.

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Diesel Production Gasoline Renewable 199

Green Car Congress

NOVEMBER 19, 2015

Researchers of the Institute for Advanced Sustainability Studies ( IASS ) in Potsdam and the Karlsruhe Institute of Technology (KIT) have achieved the proof-of-principle for a innovative technique to extract hydrogen (H 2 ) from methane (CH 4 ) without the formation of CO 2 as a byproduct. The final design is a 1.2-meter-high

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Cleaner Production Kits CO2 150

Green Car Congress

FEBRUARY 3, 2016

Researchers at Loker Hydrocarbon Research Institute and Department of Chemistry, University of Southern California, have developed a highly efficient homogeneous Ru-based catalyst system for the production of methanol (CH 3 OH) from CO 2 and H 2 in an ethereal solvent (initial turnover frequency = 70 h −1 at 145 °C).

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Convert CO2 Conversion 2000 150

Green Car Congress

OCTOBER 9, 2009

DeCicco, formerly on staff at the Environmental Defense Fund (EDF), is now a Senior Lecturer at the University of Michigan’s School of Natural Resources and Environment. The “renewability shortcut ”. This “renewability shortcut” is, however, questionable. DeCicco (2009).

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Carbon Emissions Renewable Transportation 210

Green Car Congress

FEBRUARY 29, 2012

Using natural gas to generate electricity and/or hydrogen results in nearly twice the distance with half as much CO 2 , he said. As a point of comparison, the California ARB ZEV regulation is mandating 15% compliant new production by 2025. What if this natural gas is used in an integrated energy system in concert with renewable energy?

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Automobile Transportation Power Powered 210

Cars That Think

JANUARY 20, 2024

The IMO’s previous goal was a 50 percent reduction by 2050 in comparison with 2008 levels. Hedging its bets, the industry is exploring ammonia, batteries, and hydrogen, among other options for powering ships. Land-based nuclear power plants, for comparison, are constructed on site and typically far exceed their budgets and schedules.

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Molten Salt Mariner South Korea Water 142

Green Car Congress

MARCH 28, 2017

A team at RWTH Aachen University has developed a framework for the model-based formulation of biofuel blends with tailored properties by considering the fuel’s molecular composition as the fundamental design degree of freedom. This design features a high degree of hydrogenation (4.6 mol H 2 /mol fuel ) and yields 0.75 Click to enlarge.

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Conversion Fuel Hydrogen Design 150

Green Car Congress

AUGUST 30, 2009

Essentially, the lower energy content of hydrous ethanol is counteracted by increasing engine performance due to higher heat of vaporization of ethanol and water in comparison with gasoline and anhydrous blends. The increase in total engine efficiency results in optimizing fuel efficiency for both ethanol and gasoline.

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Transportation Fuel Renewable Gasoline-Electric 317

Green Cars News

JUNE 23, 2009

No, this isn’t April Fool’s Day - scientists at the University of Delaware are developing a new low-cost material for hydrogen storage in the form of carbonised chicken feathers. So when the chicken feathers are heat-treated, their surface area increases enabling more hydrogen adsorption rather than raw feather fibres.

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Hydrogen Delaware Universal Low Cost 36

Green Car Congress

MAY 26, 2010

Chemists at Brown University have synthesized novel core and shell palladium/iron-platinum (Pd/FePt) nanoparticles that use far less platinum yet perform more efficiently and last longer than commercially available pure-platinum catalysts for the oxygen reduction reaction (ORR) in hydrogen fuel cells.

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Fuel Hydrogen Tennessee Commercial 199

Green Car Congress

JANUARY 25, 2013

John DeCicco at the University of Michigan argues that to reduce transportation sector greenhouse gas emissions, the proper policy focus should be upstream in sectors that provide the fuel, rather than downstream on the choice of fuels in the automobile. In a new working paper, Prof. A parametric analysis by Barter et al.

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Fuel Supplies Transportation Climate Protection 236

Plug In India

MARCH 15, 2023

Social Media Lithium FUD When it comes to Lithium Mining, The FUD - Fear Uncertainty and Doubt propagated by Random Youtubers, WhatsApp university and Oil funded media is so easy to debunk, it’s not even funny. tons of GHG each year assuming 50% energy generation from renewable energy [3,6]. metric tons (5.07

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Li-ion Chile Petrol Sodium 59

Green Car Congress

JULY 17, 2015

It offers the solution to several significant transitions we need: moving society from burning fossil fuels to substituting renewable resource fuels such as solar, wind and biofuels; and from using fossil materials as fuel to using them for other recyclable uses. How PHEV provides Smooth Transitions from fossil fuel to renewables.

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PHEV Plug-in Renewable Energy 150

Green Car Congress

NOVEMBER 7, 2014

A hydrogen-powered version of Hyundai’s Tucson sport utility vehicle has already appeared in southern California showrooms. In August 2014, Hyundai’s ix35 fuel cell model was driven a record distance for a hydrogen-powered production car on a single tank, covering 435 miles across three Scandinavian countries.

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Fuel Electric Vehicles Market Hydrogen 281

Green Car Congress

SEPTEMBER 15, 2014

Chemists from the University of Glasgow (Scotland) have developed a new method for hydrogen production that is 30 times faster than current state-of-the-art proton exchange membrane electrolyzers at equivalent platinum loading. Hence, if the energy source is renewable, H 2 can be produced sustainably from water using electrolysis.

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Production Hydrogen Water Renewable 230

Green Car Congress

MARCH 27, 2017

Researchers at George Washington University led by Dr. Stuart Licht ( earlier post ) have developed a new process that transforms CO 2 into a controlled selection of nanotubes (CNTs) via molten electrolysis; they call the process C2CNT (CO2 into carbon nanotubes). The process uses electrolysis to split CO 2 dissolved in a molten carbonate.

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CO2 Carbon Gas-Electric 2017 150

Green Car Congress

APRIL 5, 2018

Specifically, the INL team developed a novel, pure proton-conducting electrochemical cell for the co-production of ethylene and hydrogen via electrochemical non-oxidative deprotonation (NDP) of ethane (400-500 ?C). deprotonation), and hydrogen evolution reaction. DIng et al. Click to enlarge. PBSCF) layer (30 ?m) m) as a cathode.

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Idaho Energy Hydrogen Manufacturer 218

Green Car Congress

NOVEMBER 12, 2014

The US Department of Energy (DOE) released the 2013 edition of its annual Fuel Cell Technologies Market Report , detailing trends in the fuel cell and hydrogen technologies market. Achievements include the launch of H 2 USA ( earlier post ), a public private partnership focusing on overcoming the barriers to hydrogen infrastructure.

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2013 Market Fuel Sale 296

Green Car Congress

DECEMBER 10, 2018

Naturally, much of the discussion on the cost-benefit comparison of decarbonizing alternatives—particularly on alternative fuel solutions for long- haul heavy trucks—is based on assumptions about future technological developments that are uncertain. It is unlikely that one single option can replace internal combustion engines.

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Emissions CO2 Alternative Fuels Climate Change 255

Green Car Congress

SEPTEMBER 6, 2018

Now, researchers at the Technical University of Munich (TUM) as part of a separate project—the xME-Diesel project—have tested how OMEs behave in engines and have developed an optimized combustion process. (A OME made from waste CO 2 and electricity from renewable sources would even be carbon neutral.

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Engine Fuel Diesel Exhaust 186

Green Car Congress

AUGUST 2, 2015

After debuting the first solar air battery—a photo-assisted charging Li-O 2 battery—last fall ( earlier post ), researchers at The Ohio State University led by Professor Yiying Wu have now developed a new system combining a solar cell and a battery into a single device. Credit: ACS, Yu et al. Diagram credit: ACS, Yu et al.

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Solar Li-ion Batteries Battery 150

Green Car Congress

JANUARY 31, 2014

A study by a team at Tianjin University found that the addition of n-butanol to gasoline for use in a compression ignition engine (CI) under Low Temperature Combustion (LTC) conditions has a significant effect on soot reduction. Renewable feedstock and high octane number rating make ethanol a very promising alternative fuel in CI engine.

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Gasoline Engine Exhaust Emissions 210

Get Electric Vehicle

FEBRUARY 16, 2022

Solar charging stations and Conventional charging stations (electricity from coal) comparison. Comparison of P1, P2, P3, P4 configuration of HEV using simulation studies 3. You have to use your university login to access all the technical papers. #33 You may analyze how far it is better than an IC engine vehicle.

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IDEA Electric Vehicles Vehicles Electric 98

Tony Karrer Delicious EVdriven

APRIL 21, 2009

We also think that with more people realizing that global warming is our greatest challenge, and that evolving the transportation sector to zero-carbon via cellulosic ethanol plug-in hybrids plus electricity from renewable sources may be our best strategy, the discussions about payback are a narrow answer to big questions.

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PHEV Nickel Metal Hydride Prius EPRI 37

Tony Karrer Delicious EVdriven

APRIL 16, 2009

Hit the jump for a comparison that includes plenty of pics and video. For instance, they may have solar panels on their roof or could, via their utility, opt for energy from renewable sources. Reply ↓ ↑ report 18 Efried 5:47AM (4/10/2009) I will hang a poster about the comparison at EVS24.

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Charging Batteries Battery 2009 38