Aeroacoustics simulation

Company Profile:

Blue Star is India's leading Heating, Ventilation, Air conditioning and Commercial Refrigeration (HVAC&R) Company, with an annual revenue of over Rs 8000 crores, a network of 30 offices, 7 modern manufacturing facilities including the new state-of-the-art deep freezer facility at Wada, and Blue Star Climatech Limited’s world-class facility at Sri City; 3132 employees, and 4040 channel partners. The Company has manufacturing facilities at Dadra, Himachal Pradesh, Wada and Ahmedabad, which use modern, state-of-the-art manufacturing equipment to ensure that the products have consistent quality and reliability. The Company has a manufacturing footprint of more than 1 lakh sq m, with the mainstay of product development and R&D being energy-efficiency, coupled with eco-friendly and sustainable products.

Website:https://www.bluestarindia.com

PURPOSE OF THE ROLE

Actran & Ansys. Nastran, & Hypermesh

Qualifications:

• B.Tech/M.Tech in Mechanical Eng, Automobile Eng, Applied Physics
• Min 6 years relevant experience

Technical Expertise

• Perform NVH Simulation activities and deliver validated results with respect to design targets using CAE Tools Actran, Ansys Hyperworks etc.
• Create finite element models of individual parts using appropriate preprocessing tools to meet accepted best practices
• Use

  CFD tools

  coupled with acoustic solvers to predict the noise level of cooling Fan, and set up computational domains, meshing, boundary condition, and run transient simulations to capture acoustic phenomena.
• Analyze simulation results to identify the Noise sources in terms of sound pressure levels, directivity pattern, and Frequency spect.
• Simulate modal analysis as a system & individual parts to identify the natural frequency, mode shape & Damping characteristics
• Set NVH targets for the HVAC products and prepare NVH target achievement plan (Cooling Fan, Compressor, tubes & Structural parts)
• Perform

  Noise Transfer Function (NTF) & Vibration Transfer Function (VTF)

  and use various Acoustic materials.
• Solve High/Mid/Low-Frequency issues in Component, sheet metal, Full system Levels (Vibration & Acoustics)
• Correlate simulation results with experimental data for further refinement
• Collaborate with multidisciplinary engineering teams to design complex HVAC products and systems to meet functional requirements for acoustics and vibration performance
• Perform optimization studies to make continuous improvement in performance requirements of structures.
• Perform automation activities to drive CAE lead time reduction

MAIN RESPONSIBILITIES

• Noise reduction on cooling fans by optimizing the blade Aerofoil profile
• Acoustics analysis report with design recommendations, these reports document the analysis of noise sources, their characteristics, and potential solutions.
• Using simulations to find the best configurations for noise and vibration reduction, such as vibration isolators, tuned mass dampers, etc.
• Participate in physical testing activities to validate the accuracy of their simulations and ensure their design recommendations are effective.
• Actively seek opportunities to improve the software tools, methodologies, and processes used for aeroacoustics analysis and mitigation.
• Will be working on the Cooling fan, Compressor noise reduction, sheet metal components and various acoustic materials.

randdrecruiter@bluestarindia.com