Heat Conduction Simulators

Move boundary temperatures and watch how the plate temperature gradient and heat-flow direction change.

Compute the Biot number Bi = h L_c / k, the lumped capacitance regime, the cooling time constant tau = rho c_p L_c / h and the dimensionless residual T/T_0 = exp(-1) at …

Compute how heat loss changes when insulation is added to a pipe or wire. Around the critical radius r_cr = k/h, adding more insulation actually increases heat loss — ex…

A brake is a device that converts a vehicle's kinetic energy into frictional heat. Adjust the vehicle mass, the speed before braking, the number of discs and the materia…

Simulate 1D heat conduction with explicit finite difference method. Learn the governing equation, stability criterion, and visualize temperature distribution.

Simulate 1D transient heat conduction with a finite difference model. Explore temperature profile evolution by changing initial and boundary conditions.

Simulate 2D steady-state heat conduction with finite differences. Set boundaries, add a heat source, and visualize the temperature contour.

Analyze transient heat conduction in solids using Heisler chart methods. Real-time calculator for plane walls, cylinders, and spheres with 1-term approximation.

Solve ∂T/∂t = α∇²T using finite difference method in real time. Freely set boundary conditions, internal heat sources, and thermal diffusivity, then watch temperature di…

Experience real-time 2D heat diffusion. Click to place sources, adjust materials, boundaries, and speed to visualize the Fourier equation and temperature evolution.

Simulate 2D heat diffusion in real-time. Visualize with animation, add custom heat sources, and explore the finite difference method.

Optimize heat transfer fin design with real-time efficiency calculator. Adjust materials, dimensions, and visualize thermal performance instantly.

Compute transient conduction in a body that is initially at a uniform temperature and is suddenly exposed to convection, using the one-term approximation behind the Heis…

Visualize transient heat conduction and verify Biot number validity in real time. Compare cooling/heating curves for steel, aluminum, and more materials.

Calculate thermal resistance, U-value, and interface temperatures for multi-layer walls (up to 5 layers) with this real-time visualization tool.

Visualise steady-state heat conduction flowing radially through a spherical shell — for example the insulation around a cryogenic Dewar or an LNG tank.

Simulate 2D steady-state heat conduction in walls. Visualize temperature contours and isotherms using the finite difference method.

Evaluate the \

Use this page to relate representative assumptions to heat transfer, temperature difference, and cooling margin before moving into the adjacent engineering checks.

Calculate how the temperature of a \