Category: Engineering

Two Point Lift with Rotation Aug 2022

• khoitsma
• Engineering, Excel
• 0 Comments

Two point lifts with rotation sometimes defy simple intuition.
I present several features in my Excel spreadsheet.

 

Continue Reading

Silver Bridge Disaster

• khoitsma
• Engineering
• 0 Comments

Design lessons from a 1967 bridge failure

Continue Reading

Asymmetric Frame Loading Jul 2022

• khoitsma
• Calculus, Engineering, Jupyter, Mathematics, Plotly, Python, RISA-3D, SAP2000, Sympy
• 0 Comments

In memory of Dr. Terry Kohutek, Texas A & M, Professor of Civil Engineering

Continue Reading

Structural Calculations for Beams Using Calculus via Sympy Jul 2022

• khoitsma
• Calculus, Computer Algebra, Engineering, Jupyter, Mathematics, Plotly, Python, Sympy
• 0 Comments

Something about calculus and Sympy is lovable.

Click to see R1 plot; hover over data points to see data values; use finger or mouse to select rectangular area of interest

Continue Reading

Pipe Flexibility using Julia and Jupyter Jul 2022

• khoitsma
• ASME, Engineering, Julia, Jupyter, Plotly, Plots, Symbolics
• 0 Comments

I compared equations from den Hartog, from Kireev et al, and from B31.3 Table D300.

The agreement was quite good.

Continue Reading

Why Hand Calculations Jun 2022

• khoitsma
• Engineering, Mathematics
• 0 Comments

I make my case for hand (and mental) calculations. Of course, these are simply my observations and opinions.

Continue Reading