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A Quiet Ride Over Rough Roads: control Tyre/road noise and BSR (Buzz, Squeak, and Rattle)

A Quiet Ride Over Rough Roads: control  Tyre/road noise and BSR (Buzz, Squeak, and Rattle) banner
Preview this course
Self-paced Intermediate

A Quiet Ride Over Rough Roads: control Tyre/road noise and BSR (Buzz, Squeak, and Rattle)

4(115)
668 views
₹ 699
79 min
Anytime
English
668 views
MILIND AMBARDEKAR
MILIND AMBARDEKARConsultant
  • 7-day money-back guarantee
  • Lifetime access
  • Certificate of completion

Why enroll

Tyre/road noise and BSR are among the top NVH concerns in vehicle development, influencing customer satisfaction and brand perception.

This course will help participants master noise source identification, optimize tyre and chassis design, and apply advanced simulation and testing methods to tackle BSR at its root cause.

Whether working on passenger cars with quiet ICE (internal combustion engines) or electric motor-train, or performance or racing vehicles, engineers will gain practical insights to enhance vehicle NVH- refinement, and overall ride quality.

Is this course for you?

You should take this if

  • You work in Automotive
  • You're a Mechanical Engineering / Noise & Vibration Engineering professional
  • You have some foundational knowledge in the subject
  • You prefer self-paced learning you can revisit

You should skip if

  • You're looking for an introductory overview course
  • You need a different specialisation outside Mechanical Engineering
  • You need live interaction with an instructor

Course details

Ensuring a quiet and comfortable ride on rough roads is an important goal in modern vehicle design. Road irregularities often generate tyre/road noise and unwanted interior sounds known as BSR (Buzz, Squeak, and Rattle). Tyre/road noise occurs when the tyres interact with uneven road surfaces, creating vibrations that travel through the suspension and vehicle body into the cabin. Engineers control this noise by optimizing tyre design, improving suspension systems, and adding sound insulation materials.

At the same time, BSR noises are caused by small movements or friction between vehicle components such as panels, trims, fasteners, or joints. These noises become more noticeable on rough roads due to increased vibration. To reduce BSR, engineers carefully design component fit, use damping materials, ensure proper fastening, and test vehicles under different road conditions. By addressing both tyre/road noise and BSR during the design and development stages, manufacturers can provide passengers with a smoother, quieter, and more comfortable driving experience even on challenging road surfaces. 🚗🔧

Course suitable for

Key topics covered

1. Tyre noise generation during rolling on road

2. Design for Quiet Tyres

3. Tyre Cavity Resonance

4. Transfer Path Analysis for In-cab road noise

5. Vehicle level solutions to reduce the road-noise

6. Mechanism of Buzz, Squeak & Rattle in a vehicle

7. Source- Path- Receiver model

8. Digital- CAE and Physical based evaluations

9. Control of BSR at the Design stage for the Best-in-class vehicles

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

3 lectures1 hr 19 min
  1. Lecture-01
    23 min
  2. Lecture-02
    28 min
  3. Lecture-03
    28 min

Opportunities that await you!

Career opportunities

Why people choose EveryEng

Industry-aligned courses, expert training, hands-on learning, recognized certifications, and job opportunities-all in a flexible and supportive environment.

What learners say about this course

Moin  Mujawar
Moin Mujawar CAE analyst
Apr 9, 2026

The Course structure was very constructive. Milind Sir has extensive experience in NVH & Acoustics domain. The way he explained NVH and acoustics concepts made even complex topics easy to understand and apply. His practical insights and structured approach added great value to the learning experience. I truly found this course to be highly informative and beneficial, and I would strongly recommend

Musyaffa Muhammad
Musyaffa Muhammad Student
May 3, 2026

The Module 3 quarter-car model walkthrough—tweaking bushing stiffness and watching the 1st body mode move, clicked fast for beginner NVH. It's practical for prod vehicle work and arch tradeoffs around mounts and idle shake, though I wasn't sold on the brief FFT section and wished there was more on test/CAE correlation.

Kamlesh Katkar
Kamlesh Katkar Manager
May 3, 2026

Dropped in halfway through and the context came together fast, but module 4 dragged a bit and the labs assume you’ve already got MATLAB scripts and test rigs set up. Once past that, it mapped cleanly to day job work. Chapter 6’s transfer path analysis, especially the dash panel modal participation example at 220 Hz, stuck with me. The way it ties NVH metrics back to arch tradeoffs felt close to how we argue changes in a repo or PR. I liked the section on order tracking vs. time-domain obs and when each breaks down in prod testing. it's already changing how I frame comments on my next PR.

Ghugarkar Pratik Vijay
Ghugarkar Pratik Vijay Senior CAE Engineer
May 3, 2026

Felt like sitting in on a senior engineer sketching NVH tradeoffs at the whiteboard—quick, opinionated, and anchored to real constraints. The transfer path analysis section stuck, especially the door-seal example with order tracking around 2,500 RPM and how a small bushing tweak moved cabin boom. Pacing's mostly right, though I wasn't sold on the long MATLAB plots and wished there was more on test-to-prod handoff. already used the modal testing language in reviews; it’s better ammo for the conversations that matter.

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Questions and Answers

A: —that's the most common mistake, blaming anything that makes noise at speed. The difference matters because cavity resonance tracks road texture and suspension modes, not engine load or discrete impacts. The symptom disappearing on smooth surfaces rules out bearing or latch issues, and exhaust boom wouldn't care about asphalt macrotexture.

A: —that's where people rush teardown. Temperature dependency is the tell here; you lose the failure if you don't reproduce the thermal state first. Shaker work and golden samples come later, once you've locked the real-world excitation and boundary conditions.

A: —that's the classic slip, treating it like a pipe. Tyre cavities behave like circumferential modes, not simple standing waves. Dropping the 2π term pushes you way off and leads to chasing the wrong suspension countermeasures.

A: —people hear 'buzz' and think aero. The difference matters because cold sensitivity points straight at preload loss and friction behavior. Wind and driveline effects don't selectively appear on cobblestones.