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vehicle fuel economy. Specifically, this study examines actual fuel economy of cars and light trucks (pickup trucks, SUVs, and vans) from 1966 through 2019. (My Calculated vehicle fuel economy is available going back to 1923. The primary measure in this analysis is the average miles driven per gallon of fuel for each year.
People might be bored reading about the Prius but a review on four Priuses (2004, 2005, two 2006s) that my family owns that ran a total of 913k km (570k miles) should be interesting, right? I found a a 2004 with 247k km (154k miles) on the clock. Having enough electric charge to last a 5-15 minute in silence in a traffic jam.
vehicle fuel economy. Specifically, this study examines actual fuel economy of cars and light trucks (pickup trucks, SUVs, and vans) from 1966 through 2017. Calculated vehicle fuel economy is available going back to 1923. The primary measure in this analysis is the average miles driven per gallon of fuel for each year.
The California Air Resources Board (CARB) announced that greenhouse gas emissions in California in 2016 fell below 1990 levels for the first time since emissions peaked in 2004—a reduction roughly equivalent to taking 12 million cars off the road or saving 6 billion gallons of gasoline a year.
EPA released the latest edition of its annual report on trends in CO 2 emissions, fuel economy and powertrain technology for new personal vehicles in the US. mpg increase over the previous year and an increase of nearly 5 mpg since 2004. Adjusted fuel economy distribution by model year. Fuel economy. l/100 km)—a 0.5
Tucson ix Fuel Cell Electric Vehicle. Hyundai Motor Company has completed development of its next-generation hydrogen fuel cell vehicle—the Tucson ix Fuel Cell Electric Vehicle (FCEV)—and will begin testing next year with an eye toward 2015 mass production. Fuel cell stack output. Earlier post.).
Comparison of brake thermal efficiency and specific fuel consumption at rated power (ICOMIA Mode 5), hydrogen vs. gasoline engines. This is due to raw, externally premixed fresh charge comprising air, fuel and lube oil being short-circuited into the exhaust during the scavenging process. fuel consumption penalty.
The US Department of Energy (DOE) released the final report from its National Renewable Energy Laboratory (NREL) for a technology validation project that collected data from more than 180 fuel cell electric vehicles over six years (early 2005 through September 2011). 2,000-hour fuel cell durability. —Final Report.
million from the Department of Energy’s ARPA-E program ( earlier post ) to complete its prototype development of a new gasoline-fueled wave disc engine and electricity generator that promises to be five times more efficient than traditional auto engines in electricity production, 20% lighter, and 30% cheaper to manufacture.
EPA projects advanced transmissions (6+ speeds and CVTs), gasoline direct injection (GDI) systems, and turbocharged engines will be installed on at least 15% of all MY 2013 vehicles. The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. Click to enlarge.
The fuel price is €0.9/100g.) Mercedes-Benz is launching its first series-produced fuel cell car: the new B-Class F-CELL. The electric-drive car has performance similar to a 2.0-liter liter gasoline car and is suited for everyday driving, Mercedes says. Progress from A-Class to B-Class hydrogen fuel cell vehicles.
The US Environmental Protection Agency (EPA) is proposing to make it easier for manufacturers to gain approval to sell fuel conversion systems. The proposed rule would cover conversions of light-duty vehicles and heavy-duty highway vehicles and engines, and would apply to all clean alternative fuels. Exhaust, Evap, and OBD testing 2.
Mercedes-Benz presented the new B-Class F-CELL, its first (limited) series production fuel-cell powered electric vehicle available in the US ( earlier post ), at the Los Angeles Auto Show. The hydrogen used to run the fuel cell is stored in three tanks at a pressure of 10,150 psi (700 bar). lbs (4 kg) of the gaseous fuel.
will purchase 51 additional gasoline-electric hybrid vehicles from Azure Dynamics Corporation. The FedEx fleet of hybrid electric and electric vehicles will total 325 when all 51 hybrid step-vans are delivered during November and December of 2009. FedEx Express, a subsidiary of FedEx Corp.,
This system allows the energy generated during braking to be stored in the batteries and use the stored energy to power the vehicle’s electrical components, thus ensuring power availability even when the engine is not being used. The system is also designed to supply power to the drive assist motor, improving fuel economy.
The California Energy Commission (CEC) approved funding of $23,110,015 for projects that will advance the development of green fuels, and the installation of fueling stations. The awards are provided through the Energy Commission’s Alternative and Renewable Fuel and Vehicle Technology Program, created by Assembly Bill 118.
When Auto Start-Stop debuts in North America, it will be available on gasoline-powered cars and utilities with either a manual or automatic transmission as well as vehicles that use Ford’s patented dual-clutch six-speed automatic transmission. The fuel-saving system eventually will be offered in all of Ford’s global markets.
The V4 gasoline engine with direct injection and turbocharging is integrated in the chassis as a mid-engine. The batteries at the center of the vehicle supply the electric motor at the front axle with energy. liter V-4 gasoline engine that is compact and lightweight. —Matthias Müller, Chairman of Porsche AG.
The next-generation of EcoBoost will seek to improve performance and fuel consumption through the use of technologies such as advanced boosting and cooled EGR. EcoBoost in its first generation can deliver a 10-20% improvement in fuel consumption, Kapp said, based on a function of the reference point and how much downsizing is done.
BMW dedicated a portion of its recent Innovation Days 2009 event to the topic of Intelligent Heat management as a mechanism for reducing fuel consumption and CO 2 emissions. Even a highly efficient combustion engine converts only about one-third of the energy in the fuel into traction actually propelling the car. No more cold starts.
The technology has shown substantial increases in fuel economy when compared with traditional powertrains in the same type of vehicles. liter, inline four-cylinder gasoline engine. Components of the hydraulic hybrid system include a 117 cc engine pump, a 45 cc drive electric motor and a two-speed automatic transmission.
Best vehicle choice for minimum fuel consumption, cost, or greenhouse gas emissions as a function of distance driven between charges across sensitivity scenarios. When charged frequently (every 20 miles or less), using average US electricity, small capacity (i.e., Shiau et al. 2009) Click to enlarge.
The major contributors to the decrease in emissions from 2011-2012 were the decrease in energy consumption across all sectors in the US economy, and the decrease in carbon intensity for electricity generation due to fuel switching from coal to natural gas. 2012 CO 2 emissions from fossil fuel combustion by sector and fuel type.
Escape, which debuted the world’s first hybrid SUV in 2005, brings back two hybrid choices for 2020—a standard hybrid and a plug-in variant—and introduces technologies ranging from drive modes and driver-assist features to electric vehicle ingenuity and on-board connectivity. To help conserve fuel, the 1.5-liter
This decrease was largely driven by a decrease in emissions from fossil fuel combustion, which was a result of multiple factors including a continued shift from coal to natural gas and increased use of renewables in the electric power sector, and milder weather that contributed to less overall electricity use.
The US Department of Energy (DOE) Hydrogen Program has issued a Request for Information (RFI) on potential early markets and deployment opportunities for hydrogen and fuel cells. Topics to be considered include: Early fuel cell market applications with high volume potential. Market development RFI.
The Electric Power Research Institute (EPRI) has released a broad assessment of the costs and benefits to modernize the US electricity system and deploy the smart grid. The analysis updates EPRI’s 2004 EPRI assessment, which estimated the cost of implementing a smart grid at $165 billion. Plug-In Electric Vehicles (PEVs).
will introduce a new gasoline-electric hybrid version of the QX60 crossover into the US lineup this summer, following its world debut at the upcoming New York International Auto Show. The new Infiniti QX60 Hybrid is projected to realize fuel economy of 26 mpg US (9.0 liter V6 but with 4-cylinder fuel economy. QX60 Hybrid.
emissions from fossil fuel combustion, 26% of CH 4 emissions from fossil fuel combustion, and 67% of N 2 O emissions from fossil fuel combustion, respectively. Fuel purchased in the US for international aircraft and marine travel accounted for an additional 108.8 Tg in 2004, and since then have declined about 3%.
The natural gas share of electricity generation has grown as the coal share declined, partially offsetting the decline in energy-related CO 2 emissions from coal. Transportation increase led by gasoline consumption. Motor gasoline accounted for 56.0% from the 2015 level. between 2015 and 2016.
EcoBoost technology combines turbocharging and direct gasoline injection to deliver up to 20% improved fuel economy, 15% fewer CO 2 emissions and superior driving performance compared with larger displacement engines. The EcoBoost line has a fully automated fuel-charging assembly and rundown station. Click to enlarge.
Both solutions enable stop-start functionality and can help reduce the fuel consumption of a traditional internal combustion engine by 2-3% during the standard driving cycle and by up to 15% in congested urban traffic. Allowing the engine to stop before the vehicle does, maximizes the fuel economy benefits of a vehicle coasting to a stop.
Daimler’s A-Class F-CELL hydrogen fuel-cell vehicle will cap five years of road trials in the US with its participation in the California to Canada Hydrogen Road Tour 09 ( earlier post ). A fleet of 30 A-Class F-CELL vehicles has been in daily use on public roads in the US since 2004. A cutaway model of the future B-Class F-CELL.
Global CO 2 emissions from fuel use and cement production by region. In addition to high oil prices and the financial crisis, the increased use of new renewable energy sources, such as biofuels for road transport and wind energy for electricity generation, had a noticeable and mitigating impact on CO 2 emissions. Source: PBL.
Research focuses on supercritical carbon dioxide (S-CO 2 ) Brayton-cycle turbines, which typically would be used for bulk thermal and nuclear generation of electricity, including next-generation power reactors. The Brayton cycle could yield 20 MW of electricity from a package with a volume as small as four cubic meters.
Audi presented a range of its ongoing work on electromobility and efficiency—from fuels and systems to full vehicles—under the “Future Performance Days 2015” banner. Audi is systematically driving forward the electrification of its cars with both high-voltage, electric drive e-tron models as well as lower voltage mild hybrids.
US carbon dioxide emissions from fossil fuels decreased by 2.8% Transportation sector CO 2 emissions by fuel types (1990 to 2008). Motor gasoline accounts for 58.7% of the sector’s CO 2 emissions, followed by diesel fuel at 23.2%. in 2008, continuing a trend of falling industrial sector emissions since 2004.
liter gasoline engine designed for the North American market that features direct injection (DI) and Twin Independent Variable Camshaft Timing (Ti-VCT) for enhanced performance and fuel efficiency. Duratec I-4 unit while contributing to projected fuel economy gains of more than 10%. Fuel metering duties on the 2.0-liter
Drivers in New Jersey who purchase an electric vehicle will—for the first time since 2004—have to pay sales tax on the transaction. The return of the EV sales tax comes on the heels of the July 2024 introduction of a new annual electric vehicle fee of $250 in addition to the existing vehicle registration fee.
Energix Research , a developer of gas-phase catalysis processes, technologies and systems, says it has successfully produced gas-to-liquids (GTL) products using its electrically activated nanocatalyst process. The direct cost of producing electricity with this generator will be less than US$0.10 another spin-off from Catalyx, Inc.,
H ere is an interview with Joe Romm that recently appeared on the the popular radio show Earth and Sky Joseph Romm is author of " The Car and Fuel of the Future ," a 2004 report to the National Commission on Energy Policy. And just to be clear, the plug-in hybrid would still have a gasoline engine in it.
Put another way, even when driving the conventional T6 model and accelerating briskly up a winding road, the driver has no idea that only a 2.0L (1,969 cm 3 ), 4-cylinder gasoline engine is doing the work. All electric (mi). Fuel consumption ( ECE ) 1 (L/100km). liter gasoline engine, the 2.0 Earlier post.) engine.).
Honda beat everybody to the production gasoline-electric hybrid game in the United States, putting the Insight in showrooms in 1999. Toyota followed with the Prius a year later, but it took GM until 2006 to introduce its first true gasoline-electric hybrid here.
Required reading: Bill Moore's EVWorld review and Martin Zimmerman's LA Times piece about their test drives of the Toyota Plug-in Prius and the hydrogen fuel cell Highlander FCHV. Third party converters have spent time and resources tweaking their plug-in hybrids to meet ARB testing written with gasoline-only hybrids in mind.
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