Atchyut Gullapalli
Senior Aerodynamics Engineer
Bangalore
Summary
Highly accomplished Aerodynamics Engineer with a Master's degree in Aerospace Engineering from the Indian Institute of Technology Kanpur (High Performance Computing Lab), specializing in aerodynamics and CFD (Computational Fluid Dynamics). Proven expertise in optimizing vehicle performance and reducing drag. Led aerodynamic development for EQE and EQS facelifts, achieving significant performance enhancements through CFD optimization and wind tunnel testing. Demonstrated ability to collaborate cross-functionally and deliver impactful results. Passionate about driving innovation in the automotive industry. Proficient in CFD, AI, and data analytics, with a focus on developing cutting-edge methodologies.
Overview
8
8
years of professional experience
6
6
years of post-secondary education
Work History
Senior Aerodynamics Engineer
Mercedes Benz R&D
Bangalore
01.2021 - Current
- Led aerodynamic development for EQE and EQS facelifts, achieving significant performance enhancements by reducing drag by 4% and 6%, respectively, through CFD optimization (using StarCCM+ and OptiSLang) and wind tunnel validation
- Created a highly accurate (90%) CFD methodology for G-class vehicles, seamlessly integrating CFD and wind tunnel data for precise aerodynamic predictions
- Orchestrated 21-hour wind tunnel testing campaigns for both EQE and EQS, encompassing benchmarking, data analysis, and presentation of results to senior leadership
- Forged cross-functional collaboration, leveraging digital tools to deliver expert technical support and aerodynamic enhancements for vehicle programs
- Developed and supervised a multi-physics team to create cutting-edge CFD methodologies, specializing in Fluid Structure Interaction with a 95% accuracy
- Pioneered the application of AI in the CAE domain, leading multiple projects and securing a patent for a novel Physics informed neural network (PINNs) for turbulence modeling (98% accuracy)
- Conceived and implemented a web-based data analytics tool based on real-time testing data, generating substantial cost savings of 100K Euros through enhanced testing strategies
Aerodynamics Engineer
Mercedes Benz R&D
Bangalore
10.2016 - 01.2021
- Generated aerodynamic improvements for e-Actros, VS20, and H6 models through innovative design proposals and comprehensive CFD simulations, of which 8 parts were in production
- Slashed 20 drag counts (~7% fuel efficiency increase) on the e-Actros by optimizing multiple components (side spoilers, roof spoiler, drive wheel fairings, and mirrors) using DOE and optimization techniques
- Trimmed VS20 drag by 10 counts through full body shape optimization and global sensitivity analysis
- Engineered and validated a robust transient CFD process for vans, ensuring accurate drag predictions with a maximum error of 5% compared to wind tunnel data
- Analyzed CFD solver convergence data and meticulously optimized StarCCM+ physics settings to accelerate simulation time by 30%, enhancing productivity and efficiency
Education
Master of Technology - Aerospace Engineering
Indian Institute of Technology Kanpur
Kanpur, India 06.2014 - 05.2016
Bachelor of Technology - Aeronautical Engineering
MLR Institute of Technology
Hyderabad, India 06.2008 - 05.2012
Skills
Aerodynamics
Computational Fluid Dynamics (CFD)
Wind tunnel testing
Turbulence Modeling
Design of Experiments (DOE)
Shape Optimization
StarCCM
Ansa
Problem Solving
Process improvement
Machine Learning
Awards
- Silver award, 01/25, For the contributions towards process improvement topics.
- Silver award, 10/22, For significant improvement in CFD – Wind tunnel correlations and towards establishing Fluid-Structure Interaction method.
- Star Performer of the Year, 10/19, Optimization method development for Truck and Van aerodynamics
- Above and Beyond Call of Duty, 07/17, For developing 1D fuel tank prediction model
Publications
- Prediction filling capacity of automotive fuel tank, 07/21, GT Global Conference
- Reduced order model of flows by time-scaling interpolation of DNS data, 11/18, Advanced Modeling and Simulation in Engineering Sciences
- Enstrophy-based proper orthogonal decomposition of flow past rotating cylinder at super-critical rotating rate, 09/16, Physics of Fluids
Patents
- System and method for adjusting roof spoiler of a vehicle - Patent, 01/24
- Thermal Based protruding tailpipe to mitigate heating of Rear Bumper - Patent, 07/24
- Self protruding tailpipe to mitigate heating of Rear Bumper - Patent, 07/24
Volunteering
Reviewer for Physics of Fluids
AIP Publishing
March 2017 - Present
Timeline
Senior Aerodynamics Engineer
Mercedes Benz R&D
01.2021 - Current
Aerodynamics Engineer
Mercedes Benz R&D
10.2016 - 01.2021
Master of Technology - Aerospace Engineering
Indian Institute of Technology Kanpur
06.2014 - 05.2016
Bachelor of Technology - Aeronautical Engineering
MLR Institute of Technology
06.2008 - 05.2012
Similar Profiles
SeungHeon HanSeungHeon Han
IT Service Desk Manager at Mercedes-Benz Korea, Mercedes-Benz Financial Service Korea, Mercedes-Benz Mobility KoreaIT Service Desk Manager at Mercedes-Benz Korea, Mercedes-Benz Financial Service Korea, Mercedes-Benz Mobility Korea
APOORV GOYALAPOORV GOYAL
Product Manager at Mercedes Benz R&DProduct Manager at Mercedes Benz R&D
Lakshmi S KalyanamLakshmi S Kalyanam
Senior Network Engineer at Mercedes-BenzSenior Network Engineer at Mercedes-Benz