CleanTechnica EVs

NOVEMBER 5, 2023

Worried that frequent use of DC fast chargers will degrade the battery in your electric car? Recurrent says it's not a problem.

Electric Cars 141

Electric Cars DC Batteries Battery 141

Green Car Congress

AUGUST 5, 2019

According to a study commissioned by the Washington, DC-based Propane Education & Research Council (PERC), NO x emissions measured from propane autogas school buses were substantially lower than those measured from diesel school buses. —Ross Ryskamp, Ph.D., associate director for testing and development at CAFEE.

West Virginia 312

West Virginia Diesel Emissions Virginia 312

Teslarati

AUGUST 17, 2022

Tesla’s Superchargers were ranked the best overall in terms of overall customer satisfaction, according to a new study from J.D. Electric Vehicle Experience Study showed Tesla’s Superchargers were the most favorable to EV owners as the Supercharger Network earned 739 of a possible 1,000 points. The 2022 U.S. Credit: J.D.

Tesla 137

Tesla DC Charging Available 137

Noodoe

JULY 25, 2023

The post Case Study: ChargerQuest appeared first on Noodoe - Smart Electric Vehicle Charging Solutions. Read about the quest for innovative EV charging stations and the solution provided by a trustworthy partner in Canada that can expand across the provinces.

Canada 98

Canada Charging Electric Vehicles Vehicles 98

Green Car Congress

NOVEMBER 19, 2020

A study by researchers at The Ohio State University suggests that the COVID-19 pandemic had varying effects on demand for public transit in US cities. Large, coastal cities such as Seattle, San Francisco and Washington, DC saw demand fall further than cities in the Midwest and South. —Liu et al. —Luyu Liu.

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Ohio San Francisco Google United States 243

Green Car Congress

OCTOBER 16, 2020

City planners and many pedestrians have wondered how to get electric scooters off the sidewalk, but two new studies from the Insurance Institute for Highway Safety raise a different question: Just where should e-scooters be ridden? —Jessica Cicchino, IIHS vice president for research and the lead author of the studies.

San Antonio 207

San Antonio Washington 2019 Denver 207

Green Car Congress

AUGUST 17, 2023

Power 2023 US Electric Vehicle Experience (EVX) Public Charging Study. Despite the increase in public charging stations across the United States, customer satisfaction with public Level 2 charging has declined to 617 (on a 1,000-point scale), 16 points lower than a year ago and the lowest level since the study began in 2021.

Charging 150

Charging DC Power Powered 150

Green Car Congress

JUNE 8, 2018

The open-access study, which focused on the four major components of PM 2.5 This study is the first attempt to use the Multi-angle Imaging SpectroRadiometer (MISR) aerosol sensors aboard NASA’s Terra satellite to predict PM 2.5 The MISR instrument used in the study was initially designed to help understand Earth’s climate.

Los Angeles 250

Los Angeles California Clean Cleaning 250

Green Car Reports

AUGUST 18, 2022

The Tesla Supercharger network was the first comprehensive DC fast-charging network in the United States, and it remains the best in terms of customer satisfaction, according to a new J.D. Power study.

Power 188

Power Powered DC Tesla 188

Teslarati

AUGUST 19, 2021

Tesla Destination chargers and the Tesla Supercharger Network have ranked the highest in JD Power’s inaugural US Electric Vehicle Experience (EVX) Public Charging Study. Tesla’s Supercharger Network ranked the highest among DC fast chargers, scoring 733 points. Read JD Power’s study below!

Charging 142

Charging Tesla PHEV Available 142

Green Car Congress

AUGUST 19, 2021

Power US Electric Vehicle Experience (EVX) Public Charging Study measures EV owners’ satisfaction with two types of public charge point operators: Level 2 charging stations and DC fast charger stations. However, satisfaction with DC fast charger availability is 720 while Level 2 charging station availability drops to 645.

Charging 221

Charging Power Powered DC 221

Green Car Congress

FEBRUARY 15, 2018

The US Department of Energy (DOE) has released two studies from the Co-Optimization of Engines & Fuels initiative ( Co-Optima ) ( earlier post ). The new report describes the process and interim results of this study. Department of Energy, Washington, DC. Department of Energy, Washington, DC. Blendstocks. Miles, Paul.

Engine 199

Engine Gasoline-Electric Fuel Economy Gasoline 199

Green Car Congress

JUNE 7, 2019

A side-by-side comparison of connected vehicle technology at 85 traffic signals in the Tuscaloosa, AL area showed that latency in delivering safety messages from roadside units (RSUs) to vehicles via dedicated short range radios (DSRC) and LTE cellular (C-V2N) was “approximately equivalent,” according to a study by the University of Alabama.

Alabama 191

Alabama Connect Connected Vehicles 191

Green Car Congress

MAY 21, 2020

Now—almost five years later—a study by the University of York and Empa shows that the retrofitting was successful from an environmental point of view. In another study last year, the researchers had already found significantly higher NO x emissions caused by diesel cars on cold days. Expensive lawsuits followed. 0c00188.

Diesel 207

Diesel Engine Exhaust Emissions 207

Green Car Congress

DECEMBER 22, 2020

If all TCI jurisdictions choose to implement the program, according to a recent Harvard Public Health study, the estimated health benefits could include up to 300 deaths avoided each year and hundreds of childhood asthma cases avoided each year by 2032.

Rhode Island 305

Rhode Island District of Columbia Transportation Connecticut 305

Green Car Congress

MAY 17, 2020

Human toxicity [kg 1,4-DC-eq.]. Terrestrial toxicity [kg 1,4-DC.-eq.]. Toxicity of marine aquatic environments [kg 1,4-DC-eq.]. Toxicity of non-marine aquatic environments [kg 1,4-DC-eq.]. Eutrophication of non-marine aquatic environments [kg N-eq.]. Eutrophication of non-marine aquatic environments [kg P-eq.].

Mariner 435

Mariner Climate Change DC Cars 435

Green Car Congress

MARCH 5, 2019

The Volkswagen Group Components brand will be showcasing the near-series design study of its flexible quick charging station at the Geneva Motor Show. Connected to the grid or even off-grid, the station can charge up to four electric cars simultaneously, based on the principle of a ‘power bank’, two with DC quick charging.

Design 191

Design Charging Power Grid Grid 191

Green Car Congress

MARCH 16, 2017

A 50:50 by volume blend of conventional Jet A aviation fuel and an aviation biofuel made from Camelina reduces soot particle number and mass emissions from the aircraft by 50 to 70% compared to conventional fuel, YYYY according to a new study published in the scientific journal Nature.

Climate 210

Climate Emissions DC Alternative Fuels 210

Green Car Congress

JULY 9, 2013

Nissan will support installation of more than 100 DC quick chargers at LEAF-certified dealers in 21 key markets nationwide. During the pilot, Nissan has been able to study the frequency of use for the chargers and the impact that charging has on the dealer’s operations.

Dealers 252

Dealers Installation DC Nissan 252

Green Car Congress

MARCH 8, 2023

Frazier, research engineer with SwRI’s Advanced Drivetrain Lubricants Section Tribology is the study of friction, lubrication, and wear. An inverter takes the direct current (DC) voltage input from the batteries and converts it to the AC power required to operate the vehicle’s motor. That extends to tribology testing as well.

DC 284

DC Long Beach Conversion Engine 284

Green Car Congress

APRIL 10, 2014

NASA has signed separate agreements with the German Aerospace Center (DLR) and the National Research Council of Canada (NRC) to conduct a series of joint flight tests to study the atmospheric effects of emissions from jet engines burning alternative fuels. ACCESS II will gather additional data, with an emphasis on studying contrail formation.

Emissions 210

Emissions Alternative Fuels Fuel Cleveland 210

Green Car Congress

OCTOBER 25, 2022

According to Bosch studies, more than half a million construction machines in the performance class from 56 to 560 kilowatts will be produced across the world in 2022. inverter with its integrated DC/DC converter. Initial pilot projects with customers have been underway since 2021.

Hydrogen 395

Hydrogen Engine DC Alternative Fuels 395

Green Car Congress

MARCH 1, 2013

NASA researchers have begun a series of flights using the agency’s DC-8 flying laboratory to study the effects of alternate biofuel on engine performance, emissions and aircraft-generated contrails at altitude. —Ruben Del Rosario, manager of NASA’s Fixed Wing Project. The flight campaign began 28 Feb. Earlier post.).

Emissions 225

Emissions Fuel Engine Alternative Fuels 225

Green Car Reports

MAY 27, 2022

DC is considering putting a premium on heavy vehicles; will it affect EVs? This and more, here at Green Car Reports Study results from J.D. Another U.S. factory is a possibility for VW’s Scout EV brand. And getting the word out about EVs is still an issue.

Tax 157

Tax DC Green Cars Cars 157

Green Car Congress

MARCH 29, 2017

The studies are designed to minimize the effects of extraneous factors and focus on the relationship between the experimental exposure conditions and the biologic response being measured, for example, a temporary change in lung function. The goal is to observe temporary and reversible responses without causing clinical effects.

Pollution 150

Pollution Ozone EPA San Francisco 150

Teslarati

MAY 10, 2022

LeasePlan USA, a self-proclaimed “Car-as-a-Service” company, released the results of its EV Readiness Index study in the United States. All fifty states, including Washington DC, were assessed. The post EV Readiness Index Study shows which U.S. ” Between 10 and 14.9 ” LeasePlan USA. percent, 0.10

Future 102

Future West Virginia North Dakota Idaho 102

Green Car Congress

MARCH 4, 2010

The Electric Power Research Institute (EPRI) has published a report that describes the design of a superconducting direct current (DC) cable system capable of moving thousands of megawatts of electricity between regions, and which is practical and ready for commercial development, using today’s technology. A Superconducting DC Cable.

EPRI 186

EPRI DC Power Grid Grid 186

Green Car Congress

SEPTEMBER 13, 2019

The pilot program, supported by VW settlement funds, will include pupil transportation and a vehicle-to-grid study. The utility-preferred Proterra 60kW DC fast charger is optimized for bi-directional power flow, with inverters integrated into the charger rather than on the bus.

Michigan 334

Michigan Power Powered Charging 334

Green Car Congress

AUGUST 3, 2022

The collaboration aims to publish a study that compares soft magnetic nanocrystalline and ferrite-based magnets in terms of thermal behavior, size, cost and efficiency. The innolectric On-Board Charger (OBC) offers both AC and DC charging for electrified vehicles, commercial vehicles and machines.

DC 199

DC Brazil Insight Charging 199

Green Car Congress

AUGUST 12, 2013

Tesla Motors and SpaceX CEO Elon Musk released the preliminary design study for what he call “The Hyperloop”—a new high-speed electric transportation system targeted for the the specific case of high-traffic city pairs (e.g., For the study, the Hyperloop design team used a system servicing San Fransicso and Los Angeles.

Design 255

Design Los Angeles San Francisco MPH 255

Green Car Congress

OCTOBER 29, 2021

QM Power and the SPARK Lab at University of Kentucky shared the combined results of a large-scale, multi-objective design optimization study, and lab testing of a prototype motor designed to meet the 2025 power density goals set by the US Department of Energy (DOE). The computational study was conducted at the SPARK Lab.

Kentucky 396

Kentucky Universal ECC Power 396

Teslarati

FEBRUARY 14, 2024

Power’s study indicated that 20% of failed charging attempts were due to a lack of available chargers. Power’s feedback on the limited availability of electric vehicle chargers came from faults with Level 2 chargers , which are slower but more prevalent than DC fast chargers like the Supercharger Network from Tesla.

Power 78

Power Powered Re-Charge DC 78

Green Car Congress

DECEMBER 12, 2018

In addition, DRIVE 11 offers direct-to-battery charging to eliminate system losses associated with DC-DC converters and onboard chargers and can be configured to handle a wide range of battery voltage including the latest 800V packs used for high next generation high performance EVs. Tachikawa, K., and Atasoy, O.

Honda 249

Honda Grid 2018 DC 249

Green Car Congress

FEBRUARY 12, 2016

Among the findings of the study, published as an open-access paper in the journal Environmental Research Letters , was that battery electric vehicles with large battery capacity can produce two to three times as much air emissions damage as gasoline hybrid electric vehicles, depending on charge timing.

Coal 150

Coal Pollution Grid Gasoline-Electric 150

Green Car Congress

JUNE 17, 2016

The California Baseline Ozone Transport Study ( CABOTS ) will investigate the concentrations of ozone aloft at a site on the Northern California coast and the role that ozone hundreds or thousands of feet above the surface can play in surface measurements in the San Joaquin Valley. over Fresno and Bakersfield between June and September.

San Jose 150

San Jose Ozone Universal Transportation 150

Green Car Congress

JULY 1, 2013

With its design, the NuScale Power Module has the ability safely to shut down and self-cool, indefinitely, with no operator action, no AC or DC power and no additional water. At 45 megawatts per module, the NuScale SMR design is targeted to markets that no other LWR SMR design can reach.

Utah 207

Utah Idaho Water Coal 207

Green Car Congress

JULY 6, 2013

The study is published in the ACS journal Environmental Science & Technology. For the study, the team used vehicle operation data from a FedEx Express parcel delivery diesel truck of GVW class 5 (16,001?19,500 Downstream energy use of the electric truck comprises electric drivetrain (DC?DC

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Diesel Georgia Energy Li-ion 361