Noise, Vibration, and Harshness (NVH)
Noise

Latest Stories

News
Power

Engineering at the New NVH Frontier

The complex science of analyzing and abating noise, vibration, and harshness has entered a “new frontier” as the industry transitions to electrified vehicles, experts in the NVH field tell SAE...

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News
Test & Measurement

Turning the Vehicle into a Giant Microphone

When an emergency vehicle is approaching but its blaring siren isn’t heard by nearby motorists, all are put at risk. Engineers at Harman International have developed novel sensor technology...

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News
Regulations/Standards

SAE International Extends Call for Abstracts, Seeks Submissions for AeroTech Conference

Engineering Events staff at SAE International in Warrendale, Pennsylvania, have extended the call for abstracts through September 21 for the...

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Articles
Energy

Vibration Testing NASA’s X-57 Maxwell Electric Aircraft

In place of the usual gasoline-powered motors, the X-57 has two all-electric motors powered by traction batteries.

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Articles
Power

EVs Drive NVH Material Innovations

The definition of a ‘quiet’ vehicle, as determined by the occupants’ ears, is changing radically, as electric motors replace the internal-combustion engine. And electric vehicles are changing the...

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News
Photonics/Optics

Electrification Forces Fresh Perspectives on Vehicle NVH

The quietness of EVs is, for many, a compelling selling point. But vehicles becoming inherently quieter overall hasn’t translated into making the job of noise abatement any...

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Technology Report
Power

Expanding the ‘Bubble’ of Cabin Acoustics

Noise cancellation has been a viable technology for many years, used on board turboprop aircraft to counter engine noise and familiar to consumers when applied to headphones to reduce...

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Articles
Test & Measurement

All-New Wind Tunnel Lets Honda Air It Out

Acknowledging the twin priorities of aerodynamic and NVH optimization in the increasingly electrified passenger-vehicle future, Honda in late March inaugurated its first full-scale wind tunnel...

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Articles
Sensors/Data Acquisition

Keeping Pace with In-Vehicle Data Speed

Next-generation advanced driver-assistance systems (ADAS) require camera and radar systems with increasingly high resolution. That means more speed and higher bandwidth for networks, switches and...

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News
Photonics/Optics

Industry Invited to Participate in AeroTech Aerospace and Defense Technical Program

SAE International is inviting global participation in its AeroTech® aerospace and defense technology conference and exhibition, which is for the first...

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Articles
Test & Measurement

An Immersive Solution for Thermally Safer EV Batteries

An R&D project indirectly leads to potentially greater power density, EV range, and battery life.

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News
Automotive

Modern Approaches to Electric Vehicle Noise and Vibration

Often what comes to mind when discussing electric vehicles are range, charging infrastructure, fast charging, battery costs, etc. Often overlooked are the electric vehicle’s noice...

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Articles
Design

NVH Simulation Meets Realism

Vehicle development is amidst three concurrent revolutions – electrification, autonomy and the shift in product design and engineering to more up-front simulation. Any one of those would be a challenge for...

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Articles
Test & Measurement

Metamaterials R&D Targets NVH Abatement

Acoustics engineers have a broad variety of materials from which to choose for reducing noise, vibration and harshness (NVH) in vehicles. But their selection often comes with a measurable...

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News
Energy

Alliance Platform Elevates 2022 Mitsubishi Outlander

Ten years is an eternity in terms of automotive product cycles, especially in a segment as hot and crowded as C/D sport utility. For Mitsubishi Motors North America (MMNA), waiting...

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Articles
Aerospace

A Comprehensive Way to Use Bonding to Improve RF Performance of Low Noise Amplifiers

Is RF engineering a form of black magic? Learn about the challenges in developing a low noise amplifier (LNA) for the aerospace market.

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Road Ready
Design

Nissan’s 2021 Rogue Is a COVID Beater

Nissan staff truly pulled out the stops to get the all-new 2021 Rogue into the market during the global pandemic. Rogue is the company’s best-selling product in North America, by far – a...

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Articles
RF & Microwave Electronics

Cryogenic-Capable Isolators Improve the Performance of Millimeter-Wave Systems by Lowering Noise Levels

Find isolators that operate optimally under cryogenic conditions.

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What We’re Driving
Power

What We’re Driving: 2020 Infiniti QX80

Body-on-frame luxury SUVs are a curious thing. It’s difficult to imagine a customer in the market for an SUV that approaches a six-figure price also desiring the burly characteristics that come...

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Articles
Test & Measurement

Latest NVH Simulation Tools Are Ultimate EV Buzz Killers

Noise, Vibration and Harshness, the engineer’s old nemeses, are among the new paradigms that electrification brings to vehicle development. The industry’s success in...

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Original Equipment
Test & Measurement

JLG Develops Self-Leveling Boom Lift

What started as a scale-model prototype shown at Bauma 2016 to explore the viability of a lift with a “smart” suspension has become reality for JLG Industries. At ConExpo-Con/Agg 2020, the...

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Briefs
Sensors/Data Acquisition

Green’s Function Extraction from Atmospheric Acoustic Propagation

Understanding what affects acoustic waves propagating in the atmosphere is important for a variety of military applications.

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Technology Report
Test & Measurement

GKN Spreads Premium Propshaft Tech to Quiet Pickup Cabins

It may seem a long way in engineering and NVH terms from premium European cars such as Audi’s A5 and A7 to light duty trucks, but GKN Automotive has bridged that gap with its...

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Technical Innovation
Test & Measurement

JCB Prepared to Meet EU Stage V Emissions

JCB is preparing to offer Stage V compliant engines across its equipment lines, with updates to its own engine range and changes to supplier models. Group director of engines Alan Tolley said...

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Application Briefs
Aerospace

Video Graphics Modules

WOLF Advanced Technology
Stouffville, Ontario, Canada
905-852-1163
https://wolfadvancedtechnology.com

WOLF Advanced Technology (“WOLF”) recently announced that NASA has chosen two WOLF video...

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News
Energy

Bye Aerospace’s Sun Flyer Is Now the “EFlyer”

In an effort to more accurately represent the aircraft – which will no longer feature wing-mounted solar panels as a standard option – Denver-based Bye Aerospace is renaming its...

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Technical Innovation
Transportation

Streamlined HMIs Do More with Less

The phrase “less is more” has been a major part of human-machine interface (HMI) designs for several years as developers traded multiple knobs and buttons for cleaner input techniques. However, the...

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News
Mechanical & Fluid Systems

NAIAS 2019: FCA Debuts New Ram Heavy Duty Pickups

FCA’s Ram truck division unveiled its new 2019 Heavy Duty (HD) pickup truck lineup at the North American International Auto Show (NAIAS). The new HD pickups feature the slick interiors...

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News
Test & Measurement

2020 Explorer Will Be First Product to Emerge – More Quietly – from Ford’s Newest NVH Lab.

The 2020 Explorer will be the first Ford product engineered via the automakers new driving dynamics laboratory, which provides multiple...

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