Biography

Himanshu Dave is a Postdoctoral researcher at the Max Planck Institute for Solar System Research. He works within the Computational Fluid Physics and Data Assimilation (ComFyDa) research group. His interests include turbulence, multiphase flows, computational methods and parallel computing systems. Furthermore, his interests are also in data-driven methods and optimization algorithms. In his free time, he is an avid snowboarder, rock climber and loves playing with his dog sophie.

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Interests
  • Computational fluid dynamics
  • Parallel computing systems
  • Data driven methods
Education
  • PhD, Mechanical Engineering, May 2024

    Arizona State University

  • MSc, Mechanical Engineering, May 2023

    Arizona State University

  • BSc (Honors), Mechanical Engineering, May 2019

    Arizona State University

Research projects

Drag reduction within particle-laden turbulent channel flows
We embed inertial particles within a turbulent channel flow and show the ability to destroy vortical structures and augment the mass flow rate within the channel to achieve drag reduction.
Volume-Filtered Immersed Boundary method
We provide an updated immersed boundary formulation for multiphase flows that is based on the concept of volume filtering which is physically and mathematically rigorous.

Experience

 
 
 
 
 
Max Planck Institute for Solar System Research (ComFyDa Research Group)
Postdoctoral researcher
Max Planck Institute for Solar System Research (ComFyDa Research Group)
Sep 2024 – Present Göttingen, Germany

Responsibilities include:

  • Researching melting processes due to buoyancy-driven Rayleigh-Bénard convection in combination with rotational effects.
  • Developed post-processing tools in Python to properly study interface morphologies and heat transfer rates for the melting process.
  • Created memory-efficient visualization tools in Python to study the evolution of the melting process in 3D.
 
 
 
 
 
Arizona State University
Graduate teaching assistant
Arizona State University
Jan 2024 – May 2024 Tempe, Arizona, USA

Responsibilities include:

  • Guided students in grasping thermodynamic fundamentals essential to comprehending heat transfer, for successful experimentation.
  • Demonstrated HVAC system and cooling tower experiments to teach Brayton cycle refrigeration system for 100 students.
 
 
 
 
 
Los Alamos National Lab
Graduate Research Intern
Los Alamos National Lab
May 2023 – Sep 2023 Los Alamos, New Mexico, USA

Responsibilities include:

  • Assessed and improved the applicability of stability theories for higher-order numerical methods using dispersive wave theory models for the structured cut-cell method.
  • Performed optimization procedures to obtain novel set of high-order stable cut-cell stencils, for solving hyperbolic equations leveraging Mathematica and Python.
  • Optimized large scale runs in Linux high-performance computing environments achieving accuracy of 8th order using C++.
 
 
 
 
 
Kasbaoui Research Group @ Arizona State University
Graduate Research Associate
Kasbaoui Research Group @ Arizona State University
Jul 2019 – May 2023 Tempe, Arizona, USA

Responsibilities include:

  • Developed a structured gas-solid multiphase flow solver for static and moving interfaces in FORTRAN using volume-filtering.
  • Benchmarked the solver under various test cases and achieved 99.3% accuracy compared to experimental and analytical results.
  • Researched particle modulation on wall-bounded turbulence and achieved 20% drag reduction using Eulerian-Lagrangian methods.
  • Post-processed data through temporal and spatial averaging to understand how vortical structutes increase or decrease drag.
  • Conducted large-scale parallel simulations using Linux HPC resources.
  • Mentored other undergraduate students on HPC techniques and CFD research (See CV for more information)
  • Managed code development using GIT.
 
 
 
 
 
Los Alamos National Labaratory
National Science Foundation (NSF) Intern program
Los Alamos National Labaratory
Jul 2022 – Dec 2022 Los Alamos, New Mexico, USA

Responsibilities include:

  • Extended the Volume-Filtered Immersed Boundary (VF-IB) method to the varying coefficient hyperbolic equation in order to be compared to the cut-cell approach developed at the lab.
  • Ran supercomputing simulations using both approaches and performing error analysis for solution verification.
  • Examined the effect of sub-grid scale terms produced as an artifact of the volume-filtering method for varying resolution.
 
 
 
 
 
Arizona State University
Honors thesis project
Arizona State University
Aug 2018 – May 2019 Tempe, Arizona, USA

Responsibilities include:

  • Designed a liquid-liquid coaxial swirl injector for a rocket engine using large-eddy simulations under the CharLES platform.
  • Manufactured the injector and tested it against simulation data through PIV techniques experimentally.
  • Conducted thermal analysis on the entire engine assembly to stay within safe thermal ranges in order to prevent thermal runoff scenarios.
 
 
 
 
 
Helios Rocketry @ Arizona State University
Co-Founder and Propulsion lead
Helios Rocketry @ Arizona State University
Jul 2018 – Jul 2020 Tempe, Arizona, USA

Responsibilities include:

  • Created a rocketry club at Arizona State University to design and manufacture a rocket to reach the Kármán line (100km).
  • Led a team of 10 students within the propulsion department to design a propulsion system.
  • Performed thorough engineering analysis ranging from thermal, acoustic, flow and structural analysis on the rocket engine to keep it within safe engineering limits.
 
 
 
 
 
Arizona State University
Undergraduate Teaching Assistant
Arizona State University
Aug 2018 – May 2019 Tempe, Arizona, USA

Responsibilities include:

  • Supervised, graded and conducted lectures to a class larger than 50 students in 3-D CAD modeling using Solidworks.
  • Created tutorial vidoes and conducted weekly recitations.
 
 
 
 
 
AzLoop @ Arizona State University
Team Lead - Braking, Stability and Manufacturing
AzLoop @ Arizona State University
Mar 2017 – Jul 2018 Tempe, Arizona, USA

Responsibilities include:

  • Conducted thermal analysis using ANSYS Fluent to mitigate thermal runoff scenarios within the high-speed braking system.
  • Manufactured braking systems using CNC machines, Lathes, and other machinery according to design specifications.
  • Performed vehicle stability and vibrational analysis using MATLAB to ensure system reliability and safety.
  • Analyzed drag coefficient of the pod using CharLES to optimize aerodynamic performance for maximum speed.

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