Welcome to Vibrationdata Pendulum Page

Dear Guest, Writing tutorials and maintaining a website are expensive endeavors. I need your help to continue this effort. Your subscription will allow me to continue this site and to add new materials. The software and tutorials require a username and password which are given by subscription. The subscription instructions are given below. The subscription entitles the user to download all of the items on this page, as well as other Vibrationdata pages. Thank you for your support. Sincerely, Tom Irvine Email: tomirvine@aol.com

PENDULUMS Pendulum Oscillation: pend.pdf   The Equation of Motion for a Mass-Pendulum System: mass_pendulum.pdf Duffing Equation for a Simple Pendulum Driven by a Harmonic Moment: Duffing_pendulum.pdf Bifilar Pendulum: bifilar.pdf Pendulum Seismometer for Measuring Vertical Ground Motion: seismic_pendulum1.pdf Lasic, Planinšic, Torzo: Torsion Pendulum, the Mechanical Nonlinear Oscillator: torsion_pendulum_nonlinear.pdf The Simple But Nonlinear Pendulum: simple_nonlinear_pendulum.pdf The Period of a Pendulum Undergoing Large Deflections: pendulum_period.pdf Wilberforce Pendulum: Wilberforce_pendulum.pdf Vibrationdata Metronome Synchronization Video See also: Nonlinear Vibration

MATLAB SCRIPTS Free vibration of a pendulum, ode45 numerical method. This program solves the nonlinear equation of motion such that large angular displacements are allowed. pendulum_free_ode45.m pendulum_free_function.m Duffing Equation for a Simple Pendulum Driven by a Harmonic Moment. Duffing_pendulum.m