FluidLab: Free Virtual Fluid Dynamics, Bernoulli & CFD Wind Tunnel Simulator: Lab Worksheet, Solved Exercises & 3D Guide
Interactive virtual fluid mechanics laboratory: Archimedes' Principle, Bernoulli's equation, Venturi tube, Reynolds number, and real-time CFD wind tunnel simulations.
Step-by-Step Guided Exercises with FluidLab
🎯 Learning Objectives
- Understand the core principles of Fluid Dynamics & Physics through direct manipulation.
- Draw solid barriers in the flow channel, release tracer dye particles, and adjust kinematic viscosity parameters.
- Verify theoretical predictions against numerical simulation outputs.
🧪 Experimental Procedure (15 min)
- Launch FluidLab in a parallel tab and observe the baseline configuration.
- Modify one control variable at a time while keeping others constant (ceteris paribus).
- Solve the 3 verification problems below and check the step-by-step solutions.
📝 Solved Exam & Lab Problems (Click to reveal solution)
Exercise 1 (Conceptual Analysis): What equations drive FluidLab? ▼
Step-by-Step Solution: Discrete numerical solutions of the incompressible Navier-Stokes differential equations.
Verification in simulator: Open FluidLab and test the boundary parameters.
Exercise 2 (Practical Application): What is a Von Karman vortex street? ▼
Step-by-Step Solution: A repeating pattern of swirling vortices caused by unsteady boundary layer separation past bluff bodies.
Instructional Tip: Draw solid barriers in the flow channel, release tracer dye particles, and adjust kinematic viscosity parameters.
Exercise 3 (Critical Synthesis): Laminar vs turbulent flow difference? ▼
Step-by-Step Solution: Laminar flow slides smoothly in parallel layers; turbulent flow exhibits chaotic mixing vortices.
Real-Time Interaction
Draw solid barriers in the flow channel, release tracer dye particles, and adjust kinematic viscosity parameters.
Scientific Rigor
Designed for secondary, high school, and university students to grasp complex STEM phenomena intuitively.
Zero Install (WebGL)
Runs instantly inside your browser on PC, tablet, or smartphone without plugins or account setup.
💡 Frequently Asked Questions
What equations drive FluidLab?
Discrete numerical solutions of the incompressible Navier-Stokes differential equations.
What is a Von Karman vortex street?
A repeating pattern of swirling vortices caused by unsteady boundary layer separation past bluff bodies.
Laminar vs turbulent flow difference?
Laminar flow slides smoothly in parallel layers; turbulent flow exhibits chaotic mixing vortices.
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