3S AEROTHERMALSYSTEMS Let’s talk thermal-fluids

THERMALLY INTELLIGENT. PERFORMANCE DRIVEN.

Advancing
next generation
thermal-fluid systems.

For flight, space, and energy.
Thermal-fluid expertise that takes your system
from first principles to its next frontier.

Explore our expertise Step inside the Thermo-Fluids Lab
SPACE & PROPULSIONBeyond the launchpad.Artemis I · NASA
EXPLORE THE POSSIBILITIES

From propellant feed systems to high-heat-flux components: architecture, thermal management, and analysis for the mission ahead.

ONE CONNECTED TECHNICAL DISCIPLINE

01 / OUR EXPERTISE

Understand the physics.
Advance the design.

Senior-level support for the decisions that shape performance, reliability, and mission success. Focused expertise. A systems perspective.

Concept illustration of a thermal-fluid circuit and heat exchangerSYSTEM ARCHITECTURE
01

Thermal-fluid
system design

Cooling loops, flow networks, heat exchangers, and feed systems. Connect the components before committing the design.

Explore capability
  • Architecture, sizing, and flow balance
  • Pressure-drop and heat-load estimates
  • Feed, vent, and pressurization concepts
  • Subsystem interfaces and integration
Discuss your system →
Conceptual aerodynamic heating and flow visualizationEXTREME ENVIRONMENTS
02

Aerothermal
analysis

Understand heating environments, hot-gas flowpaths, and thermal loads from component scale to vehicle scale.

Explore capability
  • High-speed heating environments
  • Recovery and stagnation temperatures
  • Boundary layers and hot structures
  • Vehicle thermal assessments
Discuss your environment →
Illustrative computational fluid and structural analysis contoursSIMULATION & INSIGHT
03

CFD & FEA
simulation

Turn complex flow, heat transfer, and structural response into practical insight for your next design decision.

Explore capability
  • Fluid flow and conjugate heat transfer
  • Thermal gradients and pressure loss
  • Structural-thermal response
  • Model correlation and sensitivity studies
Discuss your analysis →
04

Propulsion & thermal management

Secondary air systems, cooling architecture, and high-heat-flux components.

05

Conceptual design & trade studies

First-order sizing and feasibility before the design gets expensive to change.

06

Systems development & requirements

Architecture, integration, traceability, and verification planning.

CONNECTED PHYSICS. INTEGRATED THINKING.

Every component.
One system.

Heat, flow, pressure, and performance are inseparable. We look across the system to find the decisions that matter.

Build your thermal-fluid architecture
Illustrative gas turbine cutaway, with blue intake flow and an orange combustion region
01 / COMPRESSOR02 / COMBUSTOR03 / TURBINE
3S CONCEPT VISUAL / ILLUSTRATIVE, NOT SIMULATION DATA

02 / 3S LEARNING

Build your knowledge.
Then put it to work.

Thermal-fluid fundamentals, practical methods, and system-level thinking. A new course library, coming to YouTube.

LEARN / APPLY / ADVANCE
FOUNDATIONS / HEAT TRANSFER

Heat Transfer Fundamentals

Conduction, convection, and radiation. From physical intuition to a predictive model.

SYSTEMS / FLUID NETWORKS

Thermal-Fluid System Design

Trace the flow. Balance the pressure. Develop an architecture that works as a system.

METHODS / CFD & FEA

Simulation with Purpose

Ask better questions of your model. Understand assumptions, convergence, and results.

Proposed course topics. Lessons and release dates will be added as they become available.

03 / THE THERMO-FLUIDS LAB PREVIEW

Change an input.
See the physics.

Explore first-order calculations in an interactive workspace. A starting point for deeper thermal-fluid system dashboards.

3S / CALCULATION WORKSPACE
SI UNITS

Plane-wall conduction

Steady heat flow through a uniform wall.

HEAT TRANSFER RATELIVE RESULT
10.25kW
THERMAL RESISTANCE0.0078 K/W
Temperature through the wall°C
Temperature profile through the wall0
Q̇ = kA(T₁ − T₂) / L
Model assumptions & limitations

Educational estimates only. These tools do not replace a validated design model or a technical review.

04 / THE 3S APPROACH

Thermal management is
system architecture.

Thermal-fluid decisions shape mass, power, controls, reliability, and performance. We help teams make those decisions early—with practical, technically rigorous insight and a view of the whole system.

20+
YEARS OF EXPERIENCESenior-level expertise. Direct collaboration.
01

Define the challenge

Mission goals, environments, constraints, and success criteria.

02

Architect the system

Concepts, interfaces, first-order sizing, and meaningful trades.

03

Analyze what matters

Models, simulation, sensitivity, and technical judgment.

04

Move forward with clarity

Actionable recommendations that mature the design.

YOUR NEXT CHALLENGE STARTS A CONVERSATION.

Let’s shape
the way forward.

Architecture support. Focused analysis. A fresh perspective
on a complex thermal-fluid problem.

Discuss your project info@3saerothermal.com