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The team has modeled a 53% gross indicated efficiency for the improved light-duty engine. In a single-cylinder heavy-duty research engine fueled with gasoline and diesel, RCCI delivered near zero NO x and soot and peak gross thermal efficiency of 56%; fueling with E85 and diesel resulted in an indicated efficiency of 59%.
The US Department of Energy released its inaugural Quadrennial Technology Review report (DOE-QTR)—an assessment of the Department’s energy technology research and development portfolios. Recognizing the differences in the fleet, DOE will establish separate technology priorities for heavy-duty and light-duty vehicles. Source: QTR.
The longer-term purpose of the ACC program, according to ARB, is to shape the development of light-duty transportation to contribute to meeting the state’s 2050 GHG reduction goal of 80% below 1990 levels. This rulemaking is an opportunity for the Board to commit to the transformation of California’s light-duty vehicle fleet.
For the past four years, the US Department of Energy’s Co-Optima team ( earlier post ) has focused research efforts on turbocharged (or “boosted”) spark-ignition (SI) engines, which is the dominant combustion approach for light-duty vehicles such as passenger cars and light trucks. —Szybist et al.
As with any alternativefuel, be it CNG, LPG, electricity, hydrogen or E85, one of the challenges facing its adoption is both the availability of the fuel as well as the mechanics of refueling. We’ll set aside the business challenges facing alternativefuel providers.).
ACC combines three sets of regulations to reduce emissions from light-duty vehicles and build the market for advanced zero emission vehicles. On the criteria pollutants side, LEV III reduces fleet average emissions of new passenger cars (PCs), light-duty trucks (LDTs) and medium-duty passenger vehicles (MDPVs) to. Source: ARB.
This workshop will influence future funding opportunities at the Commission through its Alternative and Renewable Fuel and Vehicle Technology Program, which provides up to $100 million a year for alternativefuels and vehicle technology development.
While all members of the EPG have and continue to support the development and use of safe and sustainable alternativefuels, the action EPA has taken to permit E-15 to be sold as a legal fuel, even if limited only to certain products, will have adverse consequences for the environment and consumers. Earlier post.).
SwRI will conduct emissions characterization and technology assessment under the “Testing and Analytical Services for Regulation of Motor Vehicles, Engines, and Fuels and Fuel Additives” contract. Under the contract, SwRI will evaluate all types of fuels and additives, including conventional and reformulated gasoline and diesel fuels.
Fuel economy numbers reported by Clean Fleet Report are non-scientific and represent the reviewers driving experience using the dash gauge computer. We particularly liked the nose and tail, especially how they utilized LED lighting for a clean look. Your numbers may differ. The three colors and textures work well together.
The LOI was signed during an MPA-organized inaugural closed-door biofuel roundtable in Singapore which discussed the use of biofuels as a sustainable alternativefuel for the future of shipping. The roundtable comes at an opportune time in light of the International Maritime Organization’s (IMO) 0.5%
The analysis used by federal agencies to set standards for fuel economy (CAFE) and greenhouse gas emissions for new US light-duty vehicles from 2017 to 2025 was thorough and of high caliber overall, according to a new report from the National Research Council. Background.
Cities will review and revise where appropriate, local city building codes, standards, ordinances, etc. Cities and Utilities will collaborate on fleet acquisition plans, helping drive deployment of electric transportation solutions in light, medium and heavy-duty applications in accordance with operational and emergency response needs.
Features include walk-up and walk-away, front and rear, choreographed lighting sequences, a tinted and UV filter-treated panoramic fixed glass roof, body color shark fin antenna, black crystal grille and graphic-etched rear quarter panel acoustic laminate glass. Apple CarPlay or Android Auto are not available on the 2025 Cadillac Optiq.
The PEF adopted by DOE in the 2000 Final Rule is based, in part, on the existing regulatory approach which provides procedures determining the petroleum-equivalent fuel economy of non-EV alternativefueled vehicles. Tesla supports stringent CAFE standards for light-duty vehicles for efficiency gains.) Proposed PEF.
While technologies for low carbon buses such as hybridization offer the prospect of significant reductions in fuel consumption and CO 2 emissions compared to conventionally powered vehicles, the improvement in terms of regulated emissions (criteria pollutants) may not be as great, according to a new report by Ricardo.
Projected rates of fuel consumption improvement under different scenarios relative to past experience and the 2016 and 2025 CAFE standards. In addition, alternativefuels to petroleum must be readily available, cost-effective and produced with low emissions of greenhouse gases. Source: NRC. Click to enlarge.
ASTM International has approved and published a seventh annex to D7566 , the sustainable aviation fuel (SAF) specification, with support from the Commercial Aviation AlternativeFuels Initiative (CAAFI). Blending: Required to be blended with petroleum-based jet fuel, up to a 50% maximum level. Earlier post.).
Sharp wheels with vents The Hankook Ventus S1 evo3 265/40 summer tires were mounted on optional sharp-looking 19-inch M aero bi-color multi-spoke light-alloy wheels. Observations: 2025 BMW i4 eDrive Gran Coupe Researching buying an electric vehicle will include reading reviews, like this one on Clean Fleet Report and watching videos.
The ZEV regulation—along with new LEV III criteria pollutant and GHG standards—can be the catalyst to the process of transforming the California light-duty fleet, ARB staff suggests. Projected targets for Light-Duty Vehicle gCO 2 /mile emission rates. This corresponds to US EPA Tier 2 Bin 2.). Additional standards.
SwRI can develop test procedures and equipment for regulated and unregulated emissions in light- and heavy-duty vehicles and components as well as marine, railway, aircraft, small engine, and other non-highway propulsion systems. Key areas of support include emissions characterization and technology assessment.
China’s government has been investing in alternative automotive propulsion technology for more than a decade. The first target (1999-2002) was compressed natural gas (CNG), liquid petroleum gas (LPG) and other combustion alternativefuel vehicles (CAFVs), in a program called the Clean Auto Auction. Not compared to China.
These include technologies to improve conventional vehicles with the use of advanced lightweight materials; improvements in aerodynamics; and engines and powertrain technologies that improve vehicle efficiency for both light-duty vehicles and heavy trucks. DOE will employ six strategies to achieve these goals.
This Flash Drive review highlights the BZ4X; Clean Fleet Report will write a more detailed Road Test review in the coming months. There is a very handy Brake Hold button that locks the brakes when at a stop light, thusly relieving pressure from the driver’s right leg from needing to hold down the brake pedal. American first!
DOE also announced up to $35 million to advance fuel cell and hydrogen technologies, including enabling the early adoption of fuel cell applications, such as light duty fuel cell electric vehicles. Area of Interest (AOI) 2: Ultra-Light Door Design, Manufacturing and Demonstration. less than a baseline structure.
Kia also has all-new 2023 versions of the Niro EV and Niro PHEV, which Clean Fleet Report will be reviewing separately, so make sure to sign-up for the newsletter (top right of page) to be notified of all new stories and vehicle reviews. The 2023 Kia Niro hybrid is the class leader in fuel economy. Efficient with Low Emissions.
I like to get drive impressions from my wife for some of the cars I review. This is saying something, as she has ridden in or driven many of the 800+ cars I have reviewed for Clean Fleet Report over the past 10 years. Each of these are excellent all-electric SUVs (check out review links at the end of this story. Technology.
This review highlights the status of the Silverado EV as of May 2022. We will write more detailed reviews, including impressions for on and off-road driving and towing, when we have had the chance to get behind the wheel this much anticipated all-electric pickup from Chevrolet. Mid-gate that opens the back of the cab into the interior.
The second generation 2023 Kia Niro is offered in three models–the all-electric Niro EV, the Niro plug-in hybrid, and the one reviewed here, the Niro hybrid. First debuting in 2017, the Niro is a key model for Kia as it offers three different propulsion choices, all of which offer excellent fuel economy or all-electric driving range.
Aero enhanced This Flash Drive review highlights the RZ 450e; Clean Fleet Report will write a more detailed Road Test review in the coming months when we can spend more time with the vehicle. The flat nose curves at the corners where the narrow multi-LED projector headlights and daytime running lights reside.
The reviews of each are linked here and also at the end of this story. [Ed. Great looks come with some noise The continuously variable electric power steering was light, but didn’t deliver a lot of road feedback. Sleek and Elegant The Lyriq’s exterior lighting accentuates the beautiful design.
While we did get some brief seat time in the Kona EV, we will wait a few more months to review it. This Flash Drive is a first look at the gasoline-powered 2024 Kona, with a more detailed review upcoming where we will dive-in deeper to the driving attributes and real-world fuel economy. Story by John Faulkner.
When Clean Fleet Report first reviewed the all-new, all-electric 2022 Kia EV6 in January 2022, it was an eye opener for design and performance. This Flash Drive review is a brief first look at the EV6 GT, so check back with Clean Fleet Report later for a full Road Test review. The EV6 Light has been dropped for 2023.
Ford says the all-new, all-electric 2022 F-150 Lighting is “the truck of the future.” The push-button power operated frunk has a drain so it can be an ice chest, two 2.4kW 120V outlets, four 9.6kW 120V outlets, LED lights, and a 400-pound weight capacity. This is only one example of the innovations Ford developed on the Lighting.
That, of course, didn’t stop the curiosity, but since I don’t sell cars and only review them, I told the inquisitors where the closest Polestar dealer is located and off I would go. kW onboard charger with LED indicator status lights. Good enough? Not nearly. Battery and Charging. 240V (Level 2) 8 hours. Road Test: 2021 Polestar 2 AWD.
There were also two new EV tax credits that began in 2023 : the Used Clean Vehicle Credit, worth 30% of the purchase price up to $4,000, and the Commercial Clean Vehicle Credit, which is worth 30% of the total cost of the vehicle, up to $7,500 for light-duty vehicles under 14,000 pounds and $40,000 for all other EVs.
The interior is beautiful during the light of day, but reserve your approvals for the dark of night when the 64-color active ambient lighting (a $790 option) gives the S500 many different feels. An OLED display works without a backlight as it emits its own visible light. Interior: Where Opulence and Technology Meet.
This Flash Drive is an overview of the K4, with a full Road Test review coming in 2025. The sleek look begins with the narrow front grille that presents an aggressive look, especially when turning-on the LED projector headlights and amber LED daytime running lights. The LED tail lights sit wide on the rear fenders.
Fuel economy numbers reported by Clean Fleet Report are non-scientific and represent the reviewers driving experience using the dash gauge computer. The variable assist steering was light when turning at slow speeds, but heavier on the highway and for more aggressive cornering. The lighting choices How about some more fun?
The electric power steering was not too light, and body roll, even when pushed above recommended corner speed limits was manageable. If the driver’s eyes wander from looking straight forward, warning lights appear, then an audible warning will sound, followed by the system shutting down and the driver having to take control.
Hyundai can rightly claim the Sonata Hyundai Hybrid looks like no other sedan, highlighted by a distinctive LED headlight design, which is edged by a very unique and compelling daylight running light strip. The strip appears to be chrome during the day, but lights-up at night. More miles from up top. Clean, Refreshing Interior.
With minimal front and rear overhangs, the seamless clamshell hood has a clean look, closing to a slit where the rectangular projector LED lights peek out from the far edges of the curved nose. This futuristic look with LED accent lighting is so different that it isn’t so much daring, but more of a relief that someone finally broke the mold.
Volkswagen has not released official charging times, but based on our reviews of the single and dual-motor ID4, the ID.Buzz should charge somewhere near these speeds. Our focus is on vehicles that offer the best fuel economy in their class, which leads us to emphasize electric cars, plug-in hybrids, hybrids and diesels.
This Flash Drive review will hit the high points from that day, and will be followed-up in the next few months with a full Road Test. The seamless clamshell hood has a clean look, closing to a mere slit where the rectangular LED lights peek out from the far edges of the curved nose. A bit of origami on the side. Very space-agey.
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