All structural design is important but verifying that the lifting lug design is adequate to lift a piece of heavy equipment might just be one of the most important things an Engineer can design. Engineers often design structures and equipment for extreme wind, seismic...
Articles
Take Vortex Shedding Seriously
When I was a new Engineer working for an equipment manufacturer, I can say that I didn't have a healthy appreciation for wind Induced vibration (vortex shedding). I worked for an equipment manufacturer who won and lost jobs based upon our cost, and considering vortex...
MecaStack Default File
There is a feature in MecaStack that is seldom used, but can be very helpful. It's a feature under the File Menu called "Save Current File as Default".What does it do?When this feature is is selected, it takes the current file and sets it up as the default file that...
ASCE 7-16 Wind Changes
The ASCE 7-16 Minimum Design Loads for Buildings and Other Structures was released in the Summer of 2017, and some jurisdictions are starting to reference this standard. MecaStack has a built in calculator for ASCE 7 wind loads on the stack, but Meca also offers a...
Tune up your next Stack
One of the most common problems encountered on a cylindrical stack is Wind Induced vibration due to Vortex Shedding. If you have never visually observed vortex shedding, watch this brief video and prepare to be amazed. There are a couple of options to address this...