Modal Analysis Simulators

Use this page to relate representative assumptions to vibration or acoustic response and frequency behavior before moving into the adjacent engineering checks.

Visualize and animate natural vibration modes for beams. Superimpose modes to see combined effects and explore natural frequencies.

Chladni Figures Simulator — Vibration Modes of a Square Plate compares how member deformation, stress, and support assumptions shifts as the main assumptions change.

A focused entry point for vibration or acoustic response and frequency behavior, useful before selecting the next tool in the same cluster.

Drumhead vibration simulator. Vary radius R, tension T, surface density ρ_s, and mode index to compute eigenfrequencies f_mn from the Bessel-zero α_mn in real time.

Interactive simulator for multi-DOF spring-mass systems. Calculate natural frequencies, visualize mode shapes with animation, and explore real-time frequency response.

Calculate beam or string natural frequencies and vibration modes. Select boundary conditions, enter properties, and view animated results instantly.

Calculate Frequency Response Function (FRF) Bode plots in real-time. Input natural frequency & damping ratio to get resonance, Q factor, and half-power bandwidth.

Lamb wave dispersion simulator: real-time S_0 and A_0 phase velocity and wavelength for thin plates, with adjustable Young's modulus, density, frequency and thickness.

Logarithmic Decrement Damping Simulator compares how vibration or acoustic response and frequency behavior shifts as the main assumptions change.

Simulate 1D rod vibration modes. Assemble stiffness & mass matrices, solve eigenvalue problems, and animate mode shapes with this FEM modal analysis tool.

Explore natural frequencies, mode shapes, and FRF in real time. Adjust mass and stiffness in a 2-DOF spring-mass simulator with live animations.

Simulate parametric resonance with the Mathieu equation. Adjust modulation to explore stability diagrams, time-domain responses, and phase portraits.

Visualize the Rayleigh-Ritz method: adjust an assumed mode shape and see the frequency converge. Understand the upper-bound theorem for natural vibration analysis.

Calculate spring constant, solid length, index, and frequency for helical and leaf springs with our free real-time calculator.

String Vibration Frequency Simulator focuses on vibration or acoustic response and frequency behavior, giving a compact read on the current case and the trend that matte…

Simulate torsional pendulums. Adjust shaft & disk parameters to instantly compute natural frequency, stiffness, and period. Visualize oscillations.