Resource Library

Speaker systems are practically mandatory in automobiles today as they are a big part of the modern features that resonate with quality, user experience and luxury. The article - originally published by SIA on issue #874 of "Ingénieurs de l'auto"...

Improving perceived quality and passenger comfort by minimizing buzz, squeak, and rattle (BSR) and eliminating unwanted noises in a car is a common challenge in vehicle development, especially as these issues are often detected late in the develop...

Altair has partnered with Ziegler-Instruments to enhance its Squeak and Rattle Director (SnRD), making it the most advanced and comprehensive solution on the market to predict and eradicate squeak and rattle phenomena in vehicles, aircraft and oth...

Altair’s Squeak and Rattle Director (SnRD) enables expert and novice computer aided engineering (CAE) engineers to rapidly identify and eliminate squeak and rattle in products at an early design stage. By utilizing a novel set of tools and methods...

Dr. Royston Jones, Global CTO, Altair Consultancy, discusses how the global pandemic has been a catalyst for companies to harness the potential of simulation by reconfiguring their established design processes and traditional organizational struct...

If you are a designer, Squeak and Rattle test engineer or a maybe just a beginner to the SnR Analysis world, this presentation is for you. We will showcase how you can benefit from simulation as early as the concept design phase by performing a C...

Improving the ESL using Complete Vehicle Correlation

In the previous webinar, the development of an ESL has been shown based on a complete vehicle simulation. In order to validate this new approach, a comprehensive correlation work has been performed. Using the dynamic distortion in all closure b

ESL Development Based on Simulation - Application example

The body stiffness has a major impact on the Squeak & Rattle performance of a car. Since the body structure of electrical/autonomous cars will differ clearly from traditional bodies, an enhanced requirement is needed to limit the distortio

Altair offers industry-leading engineering analysis and optimization tools from simulation-driven design concepts to detailed virtual product validation, and simplified modeling workflows to advanced high-fidelity model building.

Achieving the targeted brand image in a short development cycle time with minimal or zero prototypes is a major challenge faced by EV companies. To overcome this challenge, Altair, HBK and Romax have jointly developed a simulation driven process c...

Altair understands that design processes are very specific to individual companies. As part of our commitment to enable our customers to create innovative design solutions efficiently, our services group routinely tailors Altair HyperWorks™ soluti...

High level, Matrix-based Numerical computing language & unified programming environment for all types of math from solving matrix analysis, differential equations signal analysis and control systems. It is an integrated HyperWorks post processing ...

Reducing the presence of interior Squeak and Rattle (S&R) noises has become an
on-going trend within the Automotive and Aerospace communities. Read more to see how Ziegler's PEM database helps to identify eliminate this phenomena.

National Electric Vehicle Sweden (NEVS) leverages use of the Altair Squeak and Rattle Director in identifying and minimising risks of interior noise in electric vehicles.

Altair's Squeak and Rattle Director (SnRD) is a novel set of software automations to rapidly identify and analyze design alternatives to eliminate the root causes of squeak and rattle (S&R) in assemblies. Tailored to be deeply integrated within yo...

This presentation will discuss how the industry challenges for S&R can be answered using NVH best practices and turn cost avoidance to cost reduction. Altair and ZIEGLER will discuss how to successfully integrate CPA, FE simulation and optimizatio...

In the development of new vehicles, the PSA Group aimed to detect Squeak and Rattle (S&R) problems before availability of physical testing. This led to a collaboration between PSA’s method development engineering team and Altair’s domain experts.

FIAT chose Altair ProductDesign as a partner to perform a pilot project to investigate squeak and rattle. The project focused on studying issues on the FIAT UNO, a vehicle made exclusively for the South American market. Altair ProductDesign sugges...

Altair's Squeak and Rattle Director is a novel set of comprehensive software automations to rapidly identify and analyze design alternatives to eliminate the root causes of squeak and rattle in assemblies.

Altair's Squeak and Rattle Director (SRD) is a novel set of comprehensive software automations to rapidly identify and analyze design alternatives to eliminate the root causes of squeak and rattle (S&R) in assemblies. Tailored to be deeply integra...

This webinar provides an overview of a typical CAE based approach for SnR detection and prevention and demonstrates how this is achieved through a Risk and Root Cause analysis in Altair Squeak and Rattle Director. We will also discuss how to incr...

In this webinar we will present Altair’s unique and industry proven simulation driven solution for SnR detection and prevention throughout the entire development cycle. We will discuss how the implementation of a simulation driven SnR Risk analysi...

If you are a designer, Squeak and Rattle test engineer or a maybe just a beginner to the SnR Analysis world, this presentation is for you. We will showcase how you can benefit from simulation as early as the concept design phase by performing a C...

The electric mobility revolution is ready to go mainstream.

OEMs, suppliers, and emerging vehicle manufacturers are investing billions to develop innovative electric vehicles and optimize development and production processes to deliver e-mobility to the masses. In these presentations, learn how A