Peter Dow
@peter-dow-2pfGj0 Member
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Replied #Threads
Analysis of Florida International University pedestrian bridge collapse
Now considering member 2, which survived intact, member 2's "SECTION C-C" - - has 12 x size 8 (diameter 1", area 0.785 sq-in) reinforcing bars and...
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Analysis of Florida International University pedestrian bridge collapse
As I have noted in the next image, W Denney Pate's drawings don't draw a section through member 11 with only 2 P.T. bars, only section...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
BEWARE BAD LINKS ABOVE! I lost my website hosting in January. I was not "hacked" but the gcehosting administrator seems to have gone out of business...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
#-Link-Snipped-# My trispokedovetile CAD-CAM webpage now offers an (X,Y,Z) option for router cutting using rotary tool paths between spaced out tiles - I've simulated the CNC...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
HOLES! Now #-Link-Snipped-#
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
For Computer-Aided Manufacturing of trispokedovetiles, I'm publishing today my new Javascript web-page - #-Link-Snipped-# - which generates Computer Numerical Control (CNC) code...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
Now to consider the important issue of interlocking trispokedovetiles against movement in the direction normal to the tiled plane, which for the application of tiled armour...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
Tutorial on how to produce 3D images from #-Link-Snipped-# Step 1. Create a line image using my webpage, this is for CIRCLE = 120. Right click...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
A.V.Ramani<a href="https://www.shutterstock.com/search/tetrapod?image_type=vector" target="_blank" rel="nofollow noopener noreferrer">196 Tetrapod Stock Vectors, Images & Vector Ar...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
A.V.Ramani<a href="https://www.shutterstock.com/search/tetrapod?image_type=vector" target="_blank" rel="nofollow noopener noreferrer">196 Tetrapod Stock Vectors, Images & Vector Ar...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
Peter DowThe only people "trying" here would appear to be the company Mozilla who are trying to offer a browser called "Firefox" which is trying to...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
[Prototype]Interesting.Thanks. [Prototype]What exactly is the above animation trying to illustrate?What part of - Peter Dow#-Link-Snipped-# I've programmed a webpage using Javascri...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
[Prototype]I've absolute zero knowledge about mechanical engineering so it might be a dumb question, but can you tell what exactly is the significance of this? I...
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Geometry. Three-spoke dovetailing tile tessellation. "Trispokedovetile"?
#-Link-Snipped-# I've programmed a webpage using Javascript to display an animation which shows a range of different trispokedovetiles, each of which can be specified by a...
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Mathematics of the Wankel Engine shapes
I also use Wolfram Alfa quite a bit for routine calculations. Their search engine is also amazing.Well the Wolfram Mathematica package looks even more amazing but...
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Tessellated I - my simple technical drawing, coloured artfully
<a href="https://www.youtube.com/watch?v=CRV9iuX8vSs" target="_blank" rel="nofollow noopener noreferrer">HI-BRICKS & DOWELS demonstration video by Peter Dow - YouTube</a> Transcr...
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Tessellated I - my simple technical drawing, coloured artfully
bioramaniSince they dovetail or interlock to form structures an obvious name can be Dowtail.Well the pins and tails of a "dovetail" joint are trapezoidal in shape,...
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Tessellated I - my simple technical drawing, coloured artfully
Someone on another forum produced an image - which I have uploaded here - "tiles cracked.jpg" which shows how the simple 2-D shape can be pulled...
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Tessellated I - my simple technical drawing, coloured artfully
bioramaniI was considering the pattern of the interlocked tiles that you mentioned;So was I. I was just pointing out that the interlocking of simple tessellated I-tiles...
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Tessellated I - my simple technical drawing, coloured artfully
bioramaniThis structure will have some flexibility in two dimensions. The interlocking 'I's will give excellent tensile strength.Of course a real structure always has 3 dimensions...
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Tessellated I - my simple technical drawing, coloured artfully
Now this is all my own creation, also produced using Paint.NET. Tessellated I in Steel #-Link-Snipped-# Now it's time to think about possible engineering applications.
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Tessellated I - my simple technical drawing, coloured artfully
bioramaniBeautiful work, Peter. Very satisfying and dynamic. Thanks for putting up.Thanks Bioramani but I'm responsible only for the precise detail of my "Tessellated I" than the.....
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Large Scottish Pumped Storage Hydroelectric Reservoir and Dam (@ Coire Glas)
prashpanI too believe that the reservoir that large can trigger a small earthquake, but we will have to do additional work on reservoir floor and make...
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Large Scottish Pumped Storage Hydroelectric Reservoir and Dam (@ Coire Glas)
bioramaniIn 1958, I visited the Caltex refinery in Vizag, India, as part of the curriculum. They were making a shallow reservoir (about two acres) for process...
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