Emriver Em2 redesign.  John Cotter, are you out there?

Emriver Em2 redesign. John Cotter, are you out there?

I’ve spent many hours over the last week and most of today trying out new ideas.  There is no way other than building these mock ups.  I enjoy the work.  But not the long hours.  Thanks to many helpful collaborators! Too bad my aviation tech professor friend...


Em2 redesign progress, collaboration with SIUC engineering.

Em2 redesign progress, collaboration with SIUC engineering.

We’re closing in on the new Em2 design.  It’s very exciting, but agonizing.  This CAD screenshot shows just a few of the two dozen or so leg attachment designs we’ve considered.  I’m insisting on something that’s super strong, safe,...

Modeling media research–the fine color coded fraction.

Modeling media research–the fine color coded fraction.

We’re continuing our research on low density modeling media.  The mix we usually use tapers out at around 0.5mm on the fine end, but clearly adding smaller particles has a big effect on behavior in movable bed models.  This fraction fills the interstitial spaces...

Emriver Em2 geomodel redesign, can you help?

Emriver Em2 geomodel redesign, can you help?

We’re continuing our redesign of the venerable Emriver Em2.  I expect we’ll be building a lot of these in the next few years, and as I’ve mentioned here before, now is a good time to step back and see how we can make it better. Here you can see the...