Latest Stories

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...

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...

News
Test & Measurement

Radiated Emissions Testing Gathers Bandwidth

In a non-descript business park in Auburn Hills, Michigan, Bureau Veritas is conducting tests to help prevent electronic havoc. With today’s vehicles chock full of wired and wireless...

Briefs
Sensors/Data Acquisition

New Sensor Paves Way to Low-Cost Sensitive Methane Measurements

Recent advances could make it feasible to deploy networks of methane sensors to detect this greenhouse gas at large facilities.

News
Green Design & Manufacturing

Mahle Powertrain Leveraging New Facilities in Electrified Shift

Mahle’s Powertrain group (MPT) has announced an ongoing €12M investment in new testing and development facilities. Part of a forward-looking strategy begun over a...

News
Regulations/Standards

Allison Builds a Testing Powerhouse

Reducing product development time is among the industry’s top priorities, particularly as vehicle makers transition into an electrified future. Waiting on the environment – climate, weather,...

Articles
Unmanned Systems

EVs Expand the Testing Envelope

In a word-association game, automotive test engineers would likely pair “emissions measurement” with “Horiba.” The Japan-based supplier is an acknowledged household-name in the testing-solutions...

Q&A
Green Design & Manufacturing

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...

Technology Report
Power

Reconsidering CNG as an Alt-Fuel Solution

As CO2 emission standards continue to tighten, the future of the IC engine may be inexorably tied to alternative fuels. As automakers seek propulsion solutions delivering convenience...

News
Green Design & Manufacturing

Mazda Skyactiv-D Arrival Delivers on Diesel Promise, Homogeneous-Charge Skyactiv-X Next

Mazda announced the long-awaited arrival of its Skyactiv-D diesel engine to the U.S. at the New York International Auto Show (NYIAS) last week. The...

News
Green Design & Manufacturing

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...

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.

Briefs
Test & Measurement

Low-Temperature Radiometer

Many present and future NASA missions require high-performance, large-scale cryogenic systems, such as the sunshields and cold instruments for the James Webb Space Telescope (JWST). Testing these systems is...

Articles
Test & Measurement

Enhance EMC Testing with Digital IF

Modern electromagnetic interference (EMI) receivers and spectrum analyzers used for compliance and precompliance testing employ digital intermediate-frequency (digital IF) processing technology for signal...

Briefs
Aerospace

Development of a Turnkey Clear Air Turbulence Detection System

Currently, the only available means of reporting clear air turbulence (CAT) is the pilot report (PIREP), whereby a pilot experiencing turbulence reports their location and associated data. In this report, a system is proposed that would allow the detection of CAT through infrasonic...

Features
Test & Measurement

Design of a System for Real-Time Online Monitoring and Process Control

The analytical techniques currently available to monitor chemical and biochemical production processes are difficult to apply in real time. Recent advances in solid-state...

Briefs
Physical Sciences

Using Laser-Induced Incandescence To Measure Soot in Exhaust

An instrumentation system exploits laser-induced incandescence (LII) to measure the concentration of soot particles in an exhaust stream from an engine, furnace, or industrial process that burns hydrocarbon fuel. In comparison with LII soot-concentration-measuring systems that have...

Briefs
Physical Sciences

Hot Dielectrics as Light Sources for TPV Devices and Lasers

Experiments have demonstrated the feasibility of using flame-heated refractory dielectric solid bodies as wavelength-selective sources of light for special applications; in...

Briefs
Photonics/Optics

Optical Cavity-Ring-Down Measurement of Soot Concentration

An optical technique for measuring the concentration of soot in air is based on the cavity-ring-down (CRD) principle, which is so named because it involves observation of the decay...