Chenna Keshava Sardar

NVH refinement of passenger and commercial vehicles (PV)

• Managed holistic vehicle development regarding NVH considerations, steering efforts from project start to SOP for diverse passenger and commercial vehicle segments.
• Partnered with clients regionally and globally for effective product development.
• Facilitated end-to-end project delivery while ensuring timely NVHCAE feedback at all stages.
• Full vehicle/subsystem-level issue identification through CAE predictions and design recommendations for issue resolution.
• Full vehicle-level test CAE correlation.
• Contribution towards CAE capability development, CAE process refinement.

Areas of Expertise

• Full vehicle- Modal, noise, vibration analysis, Test-CAE correlation
• BIW- Modal, dynamic stiffness, mobility, VTF
• Sub-system- Modal, mobility
• CAE team management, project planning and coordination.
• Tools – MSC Nastran, Beta CAE, Altair Hyperworks, Siemens test lab.

Deployed at TATA Motors, PUNE

• Responsible for NVH vehicle testing, includes working through full phase of product development cycle from proto type vehicle till after launch issues.
• Experience using order cut analysis, modal analysis, FRF, NTF, NVH related track tests and Test-CAE correlations.
• Hands-on experience in noise and vibration testing including data acquisition, processing, analysis & interpretation.
• Performed Vibro-acoustic Testing on ESO and Benchmarking vehicles.
• Good Experience in subjective evaluation in vehicle level.
• Software’s used : Siemens Testlab

Deployed at Tata Motors, PUNE

• TBIW integration, optimization, structure borne, Air
  borne analysis, Root cause and improvement studies.
• Core competency in R&D Project Planning/Scheduling, R&D Functional Management for Passenger Car,
  and Commercial Vehicle Portfolios.
• Responsible for structural NVH CAE & Test correlation activities, includes working through full phase of
  product development cycle from prototype vehicle till after launch issues.
• VAVE activity for existing product to reduce manufacturing cost with better design meeting its functional
  requirements.

Deployed at Stellantis (Formerly called as Fiat Chrysler Automobiles)

• TBIW integration, optimization, structure borne, Air
  borne analysis, Root cause and improvement studies.
• Worked on the subsystem, BIW, and trim body level.
• Performing BIW level modal, static stiffness & modal continuity analysis and propose design changes for
  meeting the targets.
• Performing trim body modal, point mobility (for dynamic stiffness), acoustic sensitivity analysis, Root
  cause analysis & optimizing the structure and make sure meeting the targets.
• Performing subsystem level modal analysis (closures, seats, steering column, HVAC, Exhaust etc.,) and
  optimizing for meeting the targets.
• Champion for 2020 Jeep Grand Wagoneer.
• Coordinating with the US team for building BIW, trimmed body, harmonized cavity, and full vehicle models.
• Software’s Used : Beta CAE, MSC Nastran

• Developed and validated finite element models for product design and analysis for NVH, durability, and safety domains.
• Constructing assembly models for BIW and TBIW in alignment with domain requirements.
• Mentored junior engineers on best practices in computational analysis techniques.
• Maintained a library of validated CAE models for use in future projects.
• Collaborated with other engineering teams to ensure accuracy of CAE models.
• Provided training sessions on advanced topics related to CAE modeling techniques.