A Complete course on automotive design for Noise Vibration Harshness Refinement

1. How Acoustics and Vibrations shape the Vehicle Design and Environment

Preview

60 min

1.1 Fundamentals of Acoustics & Vibrations,

1.2 Overview of Automotive NVH : Advanced TEST tools deployed during Vehicle Validation phases

1.3 Industry practices of overall synthesis & control of vibrations & noise of vehicles - part A

1.4 Industry practices of overall synthesis & control of vibrations & noise of vehicles - part B

1.5 Industry practices of overall synthesis & control of vibrations & noise of vehicles - part C

1.6 Industry practices of overall synthesis & control of vibrations & noise of vehicles - part D

2 Optimal Design of Power-train mounting for the Best Vehicle NVH

2.1 Part A --Modal Separation principle, transfer paths, Optimization,

2.2 Part B --Transient Event Control, Rubber mount material property

2.3 Part C --Electric motor-train mounting special considerations, Advanced Hydra-mounts

3. Structural modal analysis Made Easy for Automotive Managers: A Strategic Approach

3.1 Part A -, Operational Modal Analysis, ODS, Acoustic cavity modes

4. Design of Vehicle-body for Best NVH refinements - Part A

4. (continued) Design of Vehicle-body for Best NVH refinements- Part B

5. Part A -- Electric Motors to be made really quieter –free from tonal sound

5. (continued) Part B overall EV -NVH challenges for Buses, Fuel Cell Vehicles and mitigation plans -

6. Part 1 Advanced CAE tools deployed during Vehicle Design - overview & FEA

6. continued Part 2 - FEA in structural dynamics

6. continued Part 3 - FEA with case-studies and BEM

6. continued Part 4 -Advanced CAE tools deployed during Vehicle Design - CFD, MBD

6. continued Part 5 -Advanced CAE tools deployed during Vehicle Design -SEA , Optimization and 7. Test vs digital simulation

7. (continued from Lecture 22) The Art of Trade-offs: Physical Testing vs. digital Simulations in NVH Analysis and 8. Durability of vehicle components

8.. (continued from Lecture 23 ) Durability of vehicle components and vibrations & acoustic pressures

9. Part 1 Diesel & Gasoline Engine NVH synthesis and control Lecture No. 25

9. continued Part 2 Diesel & Gasoline Engine NVH synthesis and control Lecture - 26

10. Part 1 Gear-train Whine minimization Lecture - 27

10. Part 2 Continued Gear-train Rattle minimization and 11. Wind noise control Lecture 28

11. (continued from Lecture 28 ) Wind Noise Control: and 12. Tye noise -Lecture 29

12. Tye/ road noise continued and Buzz Squeak Rattle (BSR) Part 1 --- Lecture 30

12. BSR Part 2 13. Sound Quality analysis Part 1 --Lecture 31

13 Sound Quality Analysis Part 2--Lecture 32

13 Sound Quality -Part 3 and 14- A Vehicle Brake Noise Part 1 -- Lecture 33

14-A Brake Squeal Part 2 14-B Vehicle Dynamics & NVH and 15 Vehicle Noise Regulations Part 1 - Lecture 34

15 Vehicle Noise Regulations Part 2 and Acoustic Vehicle Alert System for EVs --Lecture 35

16 Performance Targets Setting & Cascading for Best in class NVH of Vehicles -- Lecture 36

17 Design for Six Sigma (DFSS) for Automotive NVH Part 1 --Lecture 37

18 DFSS & NVH Part 2 and 18 Active Noise & vibrations control and AI/ML applications -- Lecture 38