GT Tech Talk | Podcast

Podcast hosted by Gamma Technologies’ own Divya Thiagarajan, PhD, Ahmed Abouhussein, PhD, and Lalit Patidar, PhD

gamma technologies podcast

GT Tech TalkWHAT IS THE GT PODCAST ABOUT?

The GT Tech Talk is a monthly podcast featuring conversations on the role system simulation plays in the areas of thermal management, mechanics, fuel cells, batteries, and more.

Each episode highlights unique topics across various engineering applications and has a guest speaker from GT development and/or application engineers who work on our solutions every day. Watch and listen to lively discussions about our simulation applications and learn more about the experts behind the scenes.

Divya Thiagarajan, PhD, Ahmed Abouhussein, PhD, and Lalit Patidar, PhD are the hosts for this podcast.

Upcoming Episodes

Upcoming EpisodeMEET THE 2024 TEAM!

Meet our 2024 team! Divya is joined with our new co-hosts Ahmed and Lalit along with the podcast’s producer, Ibrahim!

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Upcoming EpisodeEPISODE 9 | BATTERIES

In this eighth episode, learn more about our battery applications. Guest TBD.

DATE: MARCH 2024

Past Episodes

Upcoming EpisodeEPISODE 7 | MACHINE LEARNING & OPTIMIZATION

Welcome to the seventh episode of the Gamma Technologies’ GT Tech Talk! In this episode, hosts Abhishek Jain, PhD and Divya Thiagarajan, PhD are joined by Ryan Dudgeon (Principal Application Engineer – Optimization, Machine Learning & Automation) and Yanni Papadimitriou (Greek Office Team Lead, Machine Learning and Optimization Development) to discuss machine learning and optimization!

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Upcoming EpisodeEPISODE 6 | NET ZERO CARBON FUELS

In the sixth episode, hear insights from Tom Jeremy Wanat (Principal Engineer) and Lalit Patidar, PhD (Staff R&D Engineer, Reactive Flow Systems) net zero carbon fuels!

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Upcoming EpisodeEPISODE 5 | HVACR APPLICATIONS

In the fifth episode, hear insights from Jon Zenker (Head of Strategic Markets) and Rodrigo Aihara (Senior Staff Application Engineer, Thermal Fluid Systems) on heating, ventilation, air conditioning, and refrigeration (HVACR) applications!

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Upcoming EpisodeEPISODE 4 | VEHICLE INTEGRATION

In this fourth episode, learn more about our vehicle & system integration applications with guests Jon Zeman (Vehicle & Integration Application Engineering Group Lead) and Marcin Okarmus (Senior R&D Manager)!

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GT Tech TalkEPISODE 3 | FUEL CELLS

In this third episode, hear insights from Navin Fogla, PhD (Senior R&D Manager, Reactive Flow Systems) and Jake How (Senior Staff Application Engineer, Reactive Flow Systems) on fuel cell simulation!

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GT Tech TalkEPISODE 2 | THERMAL MANAGEMENT

In this second episode, hear and learn from Brad Holcomb (Thermal Application Engineer, Component Cooling/GEM3D) on thermal management simulation such as cooling system models, thermal runaway, and more!

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GT Tech TalkEPISODE 1 | THE POWER OF MULTISCALE MODELING

Welcome to the first episode of the GT Tech TalkIn this episode, hosts Abhishek Jain, PhD. and Divya Thiagarajan, PhD. are joined by Yousef Kanani, PhD. (Thermal Application Engineer, A/C) as they discuss the immense potential of system-level simulations and how they can be a powerful engineering design tool. We explore the benefits of system engineering when the modeling can be achieved at different fidelities and discuss some exciting real world engineering applications. 

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Divya Thiagarajan Gamma Technologies Podcast

Meet Our HostsDIVYA THIAGARAJAN

Meet Our HostsAHMED ABOUHUSSEIN

Ahmed Abouhussein, PhD, is a Senior R&D Engineer at Gamma Technologies in the Fluids and Heat Transfer Development team. He works on a diverse range of topics related to fluid flow and characterization such as pressure loss modeling in rotating equipment, real gas modeling, and phase change calculations. He joined GT in January 2023 shortly after completing his Ph.D. from Arizona State University. Outside work, Ahmed is a PADI Advanced Open Water Diver, enjoys Disney trivia, literature, and soccer.

Meet Our HostsLALIT PATIDAR

Lalit Patidar, PhD, is a Staff R&D Engineer in the Reactive Flow Team at Gamma Technologies . With a passion for thermodynamics, chemical kinetics, transport phenomena, and machine learning, he works on expanding the capabilities of GT-SUITE in the area of reactive flow systems. After obtaining a PhD in Mechanical Engineering from Penn State, he joined GT in January 2020.

Beyond work, he is deeply engaged in discussions about climate change, energy, and decarbonization, sharing insights on LinkedIn and a personal blog. An avid sports enthusiast, he enjoys cricket and volleyball, and unwinds by hiking in nature. Through both professional endeavors and personal interests, he is committed to advancing technology while addressing crucial environmental challenges.

Contact us for more information about our products and services.

Reach out today!

Welcome to the first episode of the GT Podcast. In this episode, hosts Abhishek Jain, PhD. and Divya Thiagarajan, PhD. are joined by Yousef Kanani, PhD. as they discuss on the immense potential of system level simulations and how they can be a powerful engineering design tool. We explore the benefits of system engineering when the modeling can be achieved at different fidelities and discuss some exciting real world engineering applications. 

Click here to watch Episode 1

Episode Timestamps: 

0:00 – What are system simulations, system engineering, and their benefits
10:04 – The benefits of combining 1D and 3D simulation modeling
14:53 – Powerful use case of 1D simulation in motorsports (F1) and yacht racing engineering
22:13 – Example of 1D/3D modeling in GT-SUITE and potential applications
30:16 – Conclusions

Mentions in the show:

Transient 1D and 3D co-simulation GT-SUITE model Yousef shares in the show
F1 engineering regulations mentioned by Divya
Engineering acceleration sound generated in GT-SUITE

Welcome to the second episode of Gamma Technologies’ GT Tech Talk! In this episode, hosts Abhishek Jain, PhD and Divya Thiagarajan, PhD are joined by Brad Holcomb (Thermal Application Engineer, Component Cooling/GEM3D) to discuss thermal management simulation such as cooling system models, thermal runaway, and more!

Click here to watch Episode 2

Episode Timestamps: 

0:00 – Introduction of guest Brad Holcomb and learning more about thermal management
2:32 – Differences in thermal management challenges between ICE vehicles vs in electrification developments
9:17 – Role system simulation plays in electric vehicle (EV) thermal management system development
12:17 – Thermal management system impact on electric fleets
15:00 – GT’s flexible thermal management modeling and multi-fidelity
22:37 – Battery thermal runaway & detailed thermal management modeling
35:50 – Brad’s demo on Gamma Technologies’ thermal management applications

Mentions in the show:
GT-SUITE v2023.1 out!
Gamma Technologies thermal management applications
Electric Machines & Drives
Powertrain Cooling
Battery Thermal Management
Vehicle Thermal Management
Engineering acceleration sound generated in GT-SUITE

Welcome to the third episode of Gamma Technologies’ GT Tech Talk! In this episode, hosts Abhishek Jain, PhD and Divya Thiagarajan, PhD are joined by Navin Fogla, PhD (Senior R&D Manager, Reactive Flow Systems) and Jake How (Senior Staff Application Engineer, Reactive Flow Systems) as they share their thoughts on fuel cell simulation!

Click here to watch Episode 3

Episode Timestamps: 

0:00 – Introduction to Fuel Cells and their Historical Significance
2:07 – Role of Fuel Cells and Hydrogen in Modern Energy Solutions
7:28 – Technical Understanding of Fuel Cells
13:35 -The 4 Factors Engineers Should Consider When Designing Fuel Cells
36:34 – The Future of Hydrogen
41:37 – Jake’s Demo of Fuel Cell System Modeling & Conclusion

Mentions in the show:
Fuel Cell System Modeling

Welcome to the fourth episode of the Gamma Technologies’ GT Tech Talk! In this episode, hosts Abhishek Jain, PhD and Divya Thiagarajan, PhD are joined by Jon Zeman (Vehicle & Integration Application Engineering Group Lead) and Marcin Okarmus (Senior R&D Manager) as they discuss vehicle and system integration simulation!

Click here to watch Episode 4

Episode Timestamps: 

0:00 – Introduction to guests, Jon Zeman and Marcin Okarmus
5:45 – Discussion on the evolving industry and the shift towards vehicle integration
10:40 – Applications of integrated models, including performance, energy management, and range calculations
15:07 – Challenges faced in numerical solutions and the importance of user-friendly models
18:14 – The goal of democratization and making models accessible to non-experts
24:40 – The shift towards complete virtualization of vehicles and the use of data from the field
26:41 – The shift in the use of CAE from reproducing failures to proactive maintenance and optimization
33:12 – Conclusion – the excitement of emerging technologies: cloud computing, machine learning, AI, and IoT in the future in system integration and simulation

Mentions in the show:
Gamma Technologies’ Integrated Systems Solutions

Welcome to the fifth episode of the Gamma Technologies’ GT Tech Talk! In this episode, hosts Abhishek Jain, PhD and Divya Thiagarajan, PhD are joined by Jon Zenker (Head of Strategic Markets) and Rodrigo Aihara (Senior Staff Application Engineer, Thermal Fluid Systems) to discuss heating, ventilation, air conditioning, and refrigeration (HVACR) applications!

Click to watch Episode 5

Episode Timestamps
0:00 – Introduction to guests, Jon Zenker and Rodrigo Aihara
4:18 – Trends in the HVACR industry: engineering efficient compressors and CO2 gigaton challenge
10:05 – HVACR design and component modeling solutions using system-level simulation
11:36 – What’s the difference between an air conditioner vs a heat pump?
14:27 – Different types of compressors and how they are used
15:50 – The major components studied within HVAC systems
17:23 – How GT-SUITE can simulate various HVAC system behavior – steady state and transient events
21:29 – How do heat pumps work in freezing Chicago winters?
23:28 – GT-SUITE’s frost and defrost models
24:35 – How heat sources and HVAC as a whole are evolving
30:00 – Leading HVACR companies case studies using GT-SUITE
32:26 – What is vapor injection and what is an economizer?
34:02 – Closing remarks – global cooling challenge

Mentions in show:

Learn more about our HVACR solutions

Full list of HVACR related presentations

See various compressor case studies

Pumps and compressors simulation solutions

2022 US GT Technical Conference (GTTC) presentation from Copeland (FKA Emerson)

Learn how Trane Trane utilized GT-SUITE to solve a performance shortfall in a scroll compressor

Welcome to the sixth episode of the Gamma Technologies’ GT Tech Talk! In this episode, hosts Abhishek Jain, PhD and Divya Thiagarajan, PhD are joined by Tom Jeremy Wanat (Principal Engineer) and Lalit Patidar, PhD (Staff R&D Engineer, Reactive Flow Systems) to discuss net zero carbon fuels!

Click to watch Episode 6

Episode Timestamps
0:00 – Introduction to guests, Tom Jeremy Wanat and Lalit Patidar
2:22 – What are net zero carbon fuels?
4:34 – Challenges of net zero carbon fuels
4:49 – Why are net zero carbon fuels getting more attention?
10:08 – Decades of hydrogen powered ICE vehicle development
11:23 – Considerations in fuel tank range and vehicle design
16:36 – Positives of net zero carbon fuels
22:19 – Modeling and system simulation capabilities of these fuels with GT-SUITE
31:16 – Study of hydrogen engine and fuel cell
31:40 – Conclusion

Mentions in show:
Aramco Americas – US GT Technical Conference (GTTC) 2023 presentation that assesses hydrogen internal combustion engine and fuel cell performance

JCB’s study on the cost of an H2 ICE versus fuel-cell-powered excavator

Welcome to the seventh episode of the Gamma Technologies’ GT Tech Talk! In this episode, hosts Abhishek Jain, PhD and Divya Thiagarajan, PhD are joined by Ryan Dudgeon (Principal Application Engineer – Optimization, Machine Learning & Automation) and Yanni Papadimitriou (Greek Office Team Lead, Machine Learning and Optimization Development) to discuss machine learning and optimization!

Click to watch Episode 7

Episode Timestamps
0:00 – Introduction to guests, Ryan Dudgeon and Yanni Papadimitriou
2:17 – Leveraging machine learning and optimization tools within GT-SUITE’s physics solvers
4:16 – Example: optimizing a thermal model
7:10 – Different productivity tools with GT-SUITE
11:40 – Various application use cases
16:37 – Machine learning capabilities and use cases
23:52 – Future of machine learning and optimization, including generative AI!
26:54 – Safran customer case study using machine learning capabilities
27:37 – Concluding thoughts

Mentions in show:
Use of GT-SUITE at Safran Tech for the study of zero emissions aircrafts and propulsion systems (2023 European GT Technical Conference presentation)

Learn more:
Learn more about GT-SUITE’s machine learning and design of experiments capabilities

Watch the GT Tech Tip YouTube series on machine learning and optimization

Access our Design of Experiments (DOE) and Machine Learning training (note: you must have a GT-SUITE account to access this training)

Enhancing Model Accuracy by Replacing Lookup Maps with Machine Learning Models (Machine Learning Blog Part 1)

Optimizing Neural Networks for Modeling and Simulation (Machine Learning Blog Part 2)

Decreasing Battery System Simulation Runtime using Distributed Computing

Machine Learning Simulation – HVACR Industry

Sensitivity Analysis: How to Rank the Importance of Battery Model Parameters Using Simulation

Welcome to a special episode of the GT Tech Talk!

In the episode, meet the podcast team of 2024:
Divya Thiagarajan, PhD
Ahmed Abouhussein, PhD
Lalit Patidar, PhD
Ibrahim Bahonjic – Marketing Specialist & producer:

Meet the Team!

Contact us for more information about our products and services.

Reach out today!

GT PodcastWHERE TO LISTEN & WATCH THIS PODCAST?

Contact us for more information about our products and services.

Reach out today!