Green Car Congress

JULY 28, 2009

The environmental benefit of a large-scale deployment of plug-in hybrid electric vehicles (PHEVs) in the Canadian province of Alberta could vary significantly, ranging from a 40% to a 90% reduction in greenhouse gases, according to a study by electrical engineers at the University of Calgary’s Schulich School of Engineering. Mahdi Hajian.

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PHEV Wind Universal Oil-Sands 170

Green Car Congress

NOVEMBER 14, 2019

It is commonly thought that the greenhouse gas emissions from hydropower plants are similar to those of wind-generated power facilities. However, some individual hydropower facilities were worse for the climate than coal and natural gas plants both in the near- and long-term. —Ocko and Hamburg (2019). Ocko and Steven P.

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Climate Climate Change Coal Gas-Electric 207

Green Car Congress

APRIL 15, 2019

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). Winter O 3 increases due to reduced loss via traffic NO x. Winter while PM 2.5

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Conversion Jordan Ozone Coal 281

Green Car Congress

MAY 2, 2010

CO 2 emissions from US coal-fired power plant could be phased out entirely by 2030 using existing technologies or ones that could be commercially competitive with coal within about a decade, according to a paper published online 30 April in the ACS journal Environmental Science & Technology. Credit: ACS, Kharecha et al.

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Coal Emissions Oil-Sands Climate Change 239

Green Car Congress

DECEMBER 5, 2019

Driven by rising natural gas and oil consumption, levels of CO 2 are expected to hit 37 billion metric tons this year, according to new estimates from the Global Carbon Project (GCP), an initiative led by Stanford University scientist Rob Jackson. In 2019, consumption of coal is expected to drop 11% in the U.S.—down

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Carbon Global Emissions Climate Change 195

Green Car Congress

FEBRUARY 14, 2012

The least expensive way for the Western US to reduce greenhouse gas emissions enough to help prevent the worst consequences of global warming is to replace coal with renewable and other sources of energy that may include nuclear power, according to a new study by University of California, Berkeley, researchers. —Daniel Kammen.

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Renewable Emissions Standards Coal 231

Green Car Congress

MAY 11, 2020

Researchers at Monash University in Australia are proposing a roadmap to renewable ammonia being produced in the future at a scale that is significant in terms of global fossil fuel use. The global transportation of ammonia by pipeline and bulk carrier is already a well-developed technology. Note the logarithmic ordinate scale.

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Renewable Economy Hydrogen Water 419

Cars That Think

MAY 5, 2022

Efforts include the work done by societies such as the IEEE Power & Energy Society , to which I belong; conferences such as the IEEE Sustainable Power and Energy Conference ; publications including IEEE Electrification ; and technical standards, like IEEE 1547 for connecting distributed energy resources to the grid. Carbon sequestration.

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Climate Change Climate Coal Solar 96

Green Car Congress

JULY 13, 2021

Now, a study from University of Michigan researchers shows that when, where and how those fleet vehicles are charged can greatly impact their potential to reduce greenhouse gas emissions. In 2019, Amazon announced plans to obtain 100,000 electric delivery vehicles. UPS has ordered 10,000 of them and FedEx plans to be fully electric by 2040.

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Charging Vehicles Gas-Electric Emissions 186

Green Car Congress

MAY 26, 2010

The introduction of electric vehicles on a large scale in the UK can only have a beneficial effect on CO 2 emissions if low-carbon electricity, universal broadband provision and smart grids are in place to support the transition, according to a new report published by the UK Royal Academy of Engineering. Dr Chris Brace, Bath University.

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Universal Grid Carbon Engine 268

Green Car Congress

APRIL 16, 2015

Results from the study also suggest that with sufficient coal plant retirement and sufficient wind power, controlled charging could result in positive net benefits instead of negative. High Wind Future: In this scenario, they modified the future case to add wind plants sufficient to produce 20% of generation.

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Cars That Think

NOVEMBER 20, 2023

Among the most articulate and almost certainly the wonkiest is Jesse Jenkins , a professor of engineering at Princeton University, where he heads the ZERO Lab—the Zero-carbon Energy systems Research and Optimization Laboratory, that is. How fast can you ramp your power plants up and down to handle the variability from wind and solar?

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Clean Cleaning Energy Emissions 105

Green Car Congress

SEPTEMBER 25, 2013

Coal-powered synthetic natural gas (SNG) plants being planned in China would produce seven times more greenhouse gas emissions than conventional natural gas plants, and use up to 100 times the water as shale gas production, according to a new study by Duke University researchers published in the journal Nature Climate Change.

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Gas Mercury Climate Change Fuel 220

Green Car Congress

JANUARY 30, 2013

Researchers from the University of Strathclyde and the University of St. Natural gas or coal is used as the energy source of the ammonia industry. In addition to providing a less carbon-intensive pathway for ammonia, their process could also reduce the pressure on renewable energy storage, they note. V was applied.

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Water 2010 Energy Storage Mariner 268

Green Car Congress

JANUARY 17, 2015

The report, “ Renewable Power Generation Costs in 2014 ”, concludes that biomass, hydropower, geothermal and onshore wind are all competitive with or cheaper than coal, oil and gas-fired power stations, even without financial support and despite falling oil prices. Report highlights include: Cape Wind’s troubles. Source: IRENA.

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Renewable Parts Power Powered 150

Green Car Congress

MAY 29, 2018

Among the main conclusions of the report is that increasing electrification in the transport and heating sectors reduces the consumption of fossil fuels in these sectors but because the demand for power increases significantly, the use of gas as energy resource of last resort gains weight in the generation mix.

Gas 210

Gas Power Powered Europe 210

Green Car Congress

MARCH 10, 2013

Benson from Stanford University and Stanford’s Global Climate and Energy Project (GCEP) has quantified the energetic costs of 7 different grid-scale energy storage technologies over time. We find that annual material resource production places tight limits on Li-ion, VRB and PHS development and loose limits on NaS and CAES.

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Energy Storage Grid Cost Of Energy 304

Green Car Congress

JUNE 5, 2012

The break-even crude oil price for a delivered biomass cost of $94/metric ton when hydrogen is derived from coal, natural gas or nuclear energy ranges from $103 to $116/bbl for no carbon tax and even lower ($99–$111/bbl) for the carbon tax scenarios. —Singh et al. We’re in the ballpark. Singh, Dharik S.

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Oil Prices Tax Coal Hydrogen 236

Green Car Congress

NOVEMBER 29, 2010

Advanced Coal Technologies. China is rapidly deploying supercritical and ultra-supercritical coal combustion plants, which have fewer emissions and are more efficient than conventional coal plants because they burn coal at much higher temperatures and pressures. Renewable Energy. Supercomputing.

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Energy China Clean Cleaning 342

Green Car Congress

MAY 5, 2012

Analysts at the US Department of Energy’s (DOE) National Renewable Energy Laboratory (NREL) have developed harmonized meta-analyses of lifecycle greenhouse-gas emissions from coal, wind, solar and other energy technologies. Also helping with the findings were subcontractors and researchers from the DOE’s Brookhaven National Laboratory.

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Emissions Energy Coal Gas-Electric 236

Green Car Congress

MAY 23, 2012

A new study by researchers at the University of Toronto examines the impact of the interaction between driving patterns (distance and conditions) and the mode of electricity generation (e.g., coal, hydro, natural gas) on well-to-wheel (WTW) energy use and greenhouse gas (GHG) emissions of plug-in hybrid electric vehicles (PHEVs).

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PHEV C1 Emissions Coal 210

Green Cars News

JULY 28, 2009

According to a study by electrical engineers at the University of Calgary, a large-scale deployment of PHEVs across the province could lead to a 40-90 per cent reduction in greenhouse gases and also prompt a major boost to the wind power industry. Cars would then be charged outside peak hours to avoid overloading the grid.

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Wind Plug-in Plug Power 42

Green Car Congress

MARCH 13, 2013

million to seven research teams—six from Stanford and one from Carnegie Mellon University—to advance research on technologies for renewable energy conversion to electricity or fuels and for capturing CO 2 emissions and converting CO 2 to fuels. Stanford’s Global Climate and Energy Project (GCEP) is awarding $6.6

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Conversion Carbon Fuel Energy 210

Green Car Congress

OCTOBER 8, 2010

A team of atmospheric scientists and environmental engineers from Harvard University and Tsinghua University in Beijing have continuously measured atmospheric CO 2 and carbon monoxide (CO) levels in rural Miyun, about 100 km northeast of Beijing, since November 2004. She completed her Ph.D. Munger, J. McElroy, M. Nielsen, C.

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CO2 Climate Change China Universal 199

Green Car Congress

MARCH 28, 2009

Researchers from the University of the Witwatersrand (Wits), South Africa and Rutgers University are proposing new Fischer-Tropsch (F-T) reaction chemistry and process designs that they say could increase F-T process efficiency and reduce CO 2 emissions by 15% compared to the conventional process. Credit: Adapted by P. Huey/Science.

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Emissions Coal CO2 South Africa 170

Green Car Congress

JUNE 25, 2013

Among the transportation-related elements of US President Barack Obama’s new climate action plan, which he is outlining today in a speech at Georgetown University, is the development of new fuel economy standards for heavy-duty vehicles post-2018. Earlier post.).

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Obama Cleaner Climate Fuel Economy 249

Green Car Congress

DECEMBER 2, 2010

In a first-of-its-kind study, scientists from the US Department of Energy’s Lawrence Berkeley National Laboratory and the California Air Resources Board tracked variations in the amount of lead transported across the Pacific over time. —John Christensen. The isotopic composition of lead varies over large regions of the Earth’s crust.

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Asia Transportation Insight San Francisco 199

Green Car Congress

MAY 8, 2009

In the assessment, the team used The Energy and Resources Group Biofuel Analysis Meta-Model (EBAMM) to consider scenarios covering a range of feedstocks and energy conversion technologies including corn and cellulosic ethanol, and four different vehicle classes: small- and mid-size cars and small and full-size SUVs. Resources.

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Transportation Emissions Coal Climate 199

Green Car Congress

NOVEMBER 25, 2009

Improved energy storage technologies will allow for expanded integration of renewable energy resources like wind and photovoltaic systems and will improve frequency regulation and peak energy management. Tehachapi Wind Energy Storage Project. Notrees Wind Storage. Los Angeles Department of Water and Power. 29,561,142.

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Energy Storage Grid Energy Wind 270

Green Car Congress

JUNE 7, 2017

A new study by researchers at the University of Colorado at Boulder projects the emission impacts of the widespread introduction of inexpensive and efficient electric vehicles into the US light duty vehicle (LDV) sector. million tonnes in 2050, due to existing control requirements and the shift away from coal-fired generation.

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Emissions Economy Gasoline-Electric Coal 150

Green Car Congress

MAY 1, 2012

Under a carbon-constrained scenario with high wind-power penetrations, more installed capacity would be required to meet electricity demand relative to a business-as-usual grid mix reliant on coal or nuclear. —Tran et al. —Tran et al. Martino Tran, David Banister, Justin D. Bishop & Malcolm D.

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Industrial Industry Climate Change Grid 301

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). Bottom: C2CNT Cement wind plant: The full oxy-fuel configuration is shown.

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CO2 Carbon Gas-Electric 2017 150

Green Car Congress

NOVEMBER 26, 2010

Alternatively, hydrogen can be obtained from coal gasification or from water splitting driven by carbon-free energy sources, such as solar, nuclear, and wind energy, as suggested by Agrawal et al. Zeolite catalysts convert the biomass feedstocks into aromatics and olefins, which can fit easily into the existing infrastructure.

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Oil Convert Hydrogen Fuel 225

Green Car Congress

FEBRUARY 27, 2010

Increased availability of low CO 2 sources of electricity and hydrogen could counter-intuitively delay, rather than accelerate, a large-scale transition to an electric and/or hydrogen vehicle fleet, according to a new study by researchers from Ford Motor Company and Chalmers University of Technology in Sweden. Resources. Wallington, M.

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Hydrogen Low CO2 Available Fleet 236

Green Car Congress

JUNE 26, 2010

The authors highlight three possible strategies for CO 2 conversion by physico-chemical approaches: sustainable (or renewable) synthetic methanol; syngas production derived from flue gases from coal-, gas- or oil-fired electric power stations; and photochemical production of synthetic fuels. Resources. Jiang et al. Click to enlarge.

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Conversion Transportation Fuel CO2 218

Green Car Congress

MARCH 8, 2015

Leaded gasoline was a larger emission source of the toxic heavy metal lead than mining in South America, even though the extraction of metals from the region’s mines historically released huge quantities of lead into the environment, according to a study by researchers from the Paul Scherrer Institute PSI and the University of Bern.

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South America Gasoline America Emissions 150

Green Car Congress

JULY 2, 2013

In contrast to arguments that peak conventional oil production is imminent due to physical resource scarcity, a team from Stanford University and UC Santa Cruz has examined the alternative possibility of reduced oil use due to improved efficiency and oil substitution. Historical scenario. (A)

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Oil Oil-Sands Fuel Economy Transportation 207