November 16, 2018
Tapered Gusset Plates using Custom Angle
Modeling tapered gusset plates in RISAConnection is now easier than ever. With the recent addition of the Custom Angle input, you may now enter an angle to quickly cut back a gusset edge.
Halloween isn’t just about costumes and candy—it’s also an opportunity to dive into the hidden engineering that makes the season’s fun come to life. Whether it’s dropping pumpkins for the perfect splatter or figuring out how to make your decorations seem to defy gravity, there’s plenty of science at work. As structural engineers, we can appreciate the principles behind these activities. Let’s explore the engineering behind two Halloween favorites: the physics of a pumpkin drop and the magic of cantilevered decorations. 1. Engineering the Perfect Pumpkin Drop What could be more satisfying than seeing a pumpkin fall from a great height and explode into a gooey mess? But behind that spectacle is a set of scientific principles that determine whether your pumpkin creates the perfect smash or just rolls away. Here’s how we, as engineers, would design the ultimate pumpkin drop: Weight: Bigger Isn’t Always Better It may seem like a heavier pumpkin would lead to a bigger splatter, but the relationship between mass and impact isn’t so straightforward. The weight affects the speed at which the pumpkin falls and the force it generates when it hits the ground. According to Newton’s second law (F = ma), the force is…
Read More
Modeling tapered gusset plates in RISAConnection is now easier than ever. With the recent addition of the Custom Angle input, you may now enter an angle to quickly cut back a gusset edge.
Eurocode lateral torsional buckling capacity is calculated per equations in Annex F in the ENV 1993-1-1:1992. This calculation uses variables C1, C2 and C3. Since there is no generic formula in the Eurocode to calculate the moment gradient factor, C1, RISA will use the widely accepted López, Yong...
The new AISC 360-16 15th Edition changes have been implemented into RISA-3D v17.0 and RISAFloor v13.0.
An update to the Cold-Formed Steel Design Codes has been added to RISA-3D v16.0 and RISAFloor v12.0. Updated Codes include:
The new British Annex (BS EN1993-1-1:2014) for the European Hot Rolled Steel material code is now available in RISA-3D v16 and RISAFloor v12.
Stainless Steel provisions are now available in RISA-3D v16 according to the AISC Design Guide 27 - Structural Stainless Steel.
You can now set the L-Torque length for the EN1993-1-1:2014 code in RISA-3D and RISAFloor. In previous versions of the Eurocode, RISAFloor and RISA-3D used the full member length as the torque length when calculating torsional buckling. Now, per EN1993-1-1:2014 Section 13.3.2, we’ve added the...
RISA-3D can design the Cold Formed Steel face-to-face channel and track sections. You can also get design of a Cold Formed Steel tube shape in RISA-3D. The Shape Selection dialog will allow you to model the built-up sections by selecting “Face to Face” shown below.
RISA-3D now supports hot rolled steel design for the Canadian market according to CSA S16-14.
Our monthly "Structural Moment" newsletter is the best way to keep up with RISA’s product updates, new releases, new features, training events, webinars and more...