Environment
Nitrogen oxides

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Q&A
Energy

Renewable Diesel Offers Drop-In Solution for Decarbonization

Renewable diesel fuels represent an opportunity to decarbonize on- and off-highway diesel ICE vehicles with a minimal investment in infrastructure and little to no disruption...

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Technology Report
Green Design & Manufacturing

The Electrofuels That Reduce Amazon’s Fleet Emissions

Amazon has a goal of having 50% of its shipments being made net-zero carbon by 2030. In 2021, more than 100 million packages were delivered to customers with zero-emissions...

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Editorial
Power

Response to More-Rigid NOx and GHG Regs

The new low-NOx standards are part of the EPA’s Clean Trucks Plan that also includes “Phase 3” greenhouse gas standards for HD vehicles beginning in MY 2027.

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Technology Report
Energy

Tula’s DMD Promises Gains in EV Efficiency

Nestled in San Jose, California just south of the San Francisco Bay, the small but mighty team at Tula Technologies continues to develop advancements for optimizing the efficiency of ICE and...

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Editorial
Green Design & Manufacturing

Zeroing in on Zero-Carbon Fuels

COP27, the 2022 United Nations Climate Change Conference that took place in Sharm El-Sheikh, Egypt, over a two-week span in November, helped bring global attention to the need for significant reductions...

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Technical Innovation
Energy

New Biodiesel Strains Offer Measurable Gains

Extensive research and development of Hydrotreated Vegetable Oil (HVO) as a renewable and environmentally friendly fuel for diesel engines has been carried out by various OEMs and Tier 1s...

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Editorial
Manned Systems

Geopolitics: The Other Existential Threat

As I write this on Valentine’s Day, 105 Russian army battalions backed by over 500 tactical aircraft and 40 warships are poised for a blitzkrieg-style invasion of Ukraine. I don’t think...

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News
Regulations/Standards

Off-Highway Emissions Set to Get Stricter

Emissions regulators currently are largely focused on on-highway NOx and CO2 reductions, according to Dr. Mihai Dorobantu, director of Technology Planning and Government Affairs for Eaton...

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News
Power

Global Emissions Regs Demand Differing Engine Strategies

Toxic tailpipe emissions and greenhouse gases (GHG) impact all nations, yet there is no global consensus on how to prioritize truck-engine emissions strategies. Emissions...

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News
Energy

Propulsion Tech Tops SAE WCX 2021 Papers and Presentations

The technologies that literally make the world’s wheels go round – the latest combustion systems and battery chemistries, electric machines, drivelines, fuels and more –...

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Q&A
Test & Measurement

Integrating Ultra-Low NOx Technology Presents Challenges

Ultra-low NOx regulations proposed by the California Air Resourced Board (CARB) call for 0.05 g/hp-hr tailpipe NOx in 2024, with a second stage in 2027 further reducing NOx to...

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News
Power

The IC Future Points to More Downsizing, Lean Mixtures

Three engineers from the front lines of advanced internal-combustion (IC) engine development affirmed that despite the industry’s public promotion of a battery electric future for...

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Q&A
Energy

Regulatory Landscape Challenges Commercial-Vehicle Engine Development

Regulations like California’s recent Advanced Clean Trucks rule, which calls for every new truck sold in the state to be zero-emission by 2045, will drive...

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Technology Report
Energy

Cummins, Tula Test ‘Dynamic’ Cylinder Deactivation for Diesels

Tula Technology has supplied the control software for “dynamic” cylinder deactivation in gasoline engines since 2018, launching in General Motors’ 5.3- and 6.2-L...

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Articles
Regulations/Standards

Renewable Propane, Ultra-Low NOx Engines Set Standards for Propane Autogas Innovations

The future of trucking is looking even greener. Not only are companies forced to contend with new government regulations to meet lower emissions and...

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News
Energy

Mahle’s Pre-Chamber MJI Technology Is Sparking Ignition Advances

Any technology transfer between the racetrack and the road is usually a one-way street, with motor racing leading and humble production machinery way back on the...

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News
Regulations/Standards

Cleaner Trucks Initiative Starts NOx-Reduction Journey

The U.S. Environmental Protection Agency (EPA) is in the beginning stages of establishing new NOx regulations for heavy-duty on-highway trucks. The agency is spurred by advances in...

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Articles
Regulations/Standards

Advancing Aftertreatment

Regulations in North America and Europe may have settled for the moment, but the pressure is still on for development in aftertreatment.

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Q&A
Manned Systems

Tenneco Talks ‘Clean Air’ Tech, Trends

In October 2018, Tenneco Inc. completed its “transformational” acquisition of Federal-Mogul LLC, and now is working to realign the businesses and establish two independent companies by late...

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What We’re Driving
Power

Mercedes-Benz C220d AMG Line Cabriolet

Until relatively recently in Europe, “buy a new diesel car and help reduce CO2”, was accepted by most governments as a responsible piece of advice. In simple terms a late level Euro-6 diesel...

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Technical Innovation
Energy

Cummins Unveils PowerDrive Hybrid-Electrics, Euro 7 Diesel Concept

As vehicle and equipment manufacturers continue to move away from pure diesel power, Cummins has unveiled a suite of plug-in hybrid-electric powertrain solutions under...

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Articles
Energy

Deutz Equips Telehandlers with Hybrid and Fully Electric Powertrains

Deutz, which has produced internal combustion engines for more than a century, is moving quickly to integrate electric power with its mainstay diesel engines. Only a...

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Technical Innovation
Green Design & Manufacturing

Jacobs Employs Cylinder Deactivation in HD Engines to Lower CO2, NOx

Combustion engines have experienced a mounting PR problem in recent years, as more truck OEMs, major cities and countries announce their intentions to more aggressively...

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News
Power

Emissions Reductions Continue to Disrupt CV Industry

As the automotive and commercial vehicle (CV) industries expand from being dominated by a single powertrain to a multitude of power and fuel options, disruption is propelling change to...

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News
Energy

Rolls-Royce Starts Lean-Burn Combustion Engine Icing Tests

In March, a new demonstrator engine by Rolls-Royce, featuring a cutting-edge lean-burn and low-emissions combustion system for future jet engine programs, began icing tests at...

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Editorial
Connectivity

‘Heavy’ Topics on Tap for WCX18

Another April, another SAE World Congress Experience—the organization’s flagship event (wcx18.org). A time when global mobility experts descend on Cobo Hall in Detroit to share insights and...

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Application Briefs
Defense

3D Printed Primary Flight Control Component

Liebherr-Aerospace & Transportation SAS
Toulouse, France
+49 8381 46 4403
For more info click here

Airbus recently successfully flew Liebherr-Aerospace's 3D printed spoiler...

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News
Energy

High-Efficiency Compression-Ignition Engine Technology

Aramco Services Co. (ASC), a wholly owned subsidiary of the Saudi Arabian Oil Co. (Saudi Aramco), Saudi Aramco, and Saudi Aramco’s European subsidiary Aramco Overseas Co. (AOC),...

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