tm.Tittu Varghese MathewSCIENTIFIC ML · ENGINEERING AI

SELECTED WORK

From physical models
to practical intelligence.

Three connected research themes across energy infrastructure, structural integrity, and advanced manufacturing.

01 / Power grid assets

Physics-informed digital twins

Fast thermal insight for bushings and fluid-immersed transformers under changing load and weather.

Conceptual illustration · not a simulation result

DeepONetsThermal physicsDigital twins

The challenge

High-fidelity thermal simulations are valuable for understanding critical assets, but expensive to repeat across operating conditions.

Approach

Neural operator models combine operating conditions with spatial representations of engineering geometry to predict temperatures and hot spots.

Research directions

Multi-domain thermal modelling, solid–fluid interfaces, physics-informed training and parameterised operating conditions.

THE GOAL

Enable near-real-time thermal prediction while retaining the physical structure of the engineering problem.

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02 / Structural integrity

Neural ODEs for fatigue crack growth

Continuous crack-growth models that connect loading, material physics, and uncertainty.

Conceptual illustration · not a simulation result

Neural ODEsNASGROUncertainty

The challenge

Crack evolution depends on material behaviour, geometry and loading. Probabilistic assessment requires many repeated predictions.

Approach

Physics-guided dynamical models incorporate NASGRO material degradation equations and propagate uncertainty in initial states and loading.

Research directions

Controlled and latent Neural ODEs, monotonic dynamics, variable-amplitude loading, load-sequence effects and long-horizon prediction.

THE GOAL

Build fast surrogate models for probabilistic structural-integrity assessment.

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03 / Advanced manufacturing

Scientific ML for manufacturing

Sensor-informed dynamics for composite processing, casting, and manufacturing quality.

Conceptual illustration · not a simulation result

Process dynamicsNeural ODEsManufacturing AI

The challenge

Manufacturing combines thermal and fluid dynamics with time-varying process controls, sensor measurements and final quality outcomes.

Approach

Neural ODE models track process dynamics in composite molds to predict the final post-curing repair index. Related work includes data-driven robotic control for casting.

Research directions

Latent-state modelling, sensor-informed state estimation, sensitivity analysis, inverse optimisation and generative engineering design.

THE GOAL

Move toward predictive process optimisation and more informed quality decisions.

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RELATED WORK

Generative design of turbine blades

Diffusion-based generation of turbine-blade geometries in the spectral domain, conditioned on conjugate heat-transfer performance metrics.

THE NEXT CONVERSATION

Build better models.
Make better engineering decisions.

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