Chemical Engineering

The industry gateway for chemical engineering and plant operations.

Intro to Injection Molding

Provides a basic understanding of plastic injection molding presses, processes, and costs.

Wind Systems

Towers, turbines, gearboxes; processes for shaping and finishing component parts.

Metal 3D Printing Design Guide

Direct Metal Laser Sintering (DMLS) 3D printing for parts with reduced cost and little waste.

more free magazines
 

The sign convention used in the beam section is defined in the following illustrations. Notice that unlike some publications on this subject, the loading term P(x) points to the same direction as y-axis. Please refer to the Euler-Bernoulli beam theory for more details.

Loading and deflection sign convention

The loading P and deflection y directions indicated are positive

 

bending moment sign convention

The bending moment M direction indicated is positive

 

shear force sign convention

The shear force V direction indicated is positive.

Glossary