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Category: Engineering

ASCE Exact Wind Integration (closed form equations) Jun 2021

  • khoitsma
  • ASCE, Calculus, Cocalc, Excel, Jupyter, Mathematics, Python, PyXLL, SageMath
  • 0 Comments

I developed a Python function to calculate closed form exact values for wind forces and wind CGs.

I use only calculus — no bar charts with 0′ to 15′, 20′ to 25′, et cetera —- a curve rather than a step function. I present derivations and examples.

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PyXLL to Jupyter Interface (with video) Dec 2020

  • khoitsma
  • AISC, Excel, Jupyter, Python, PyXLL, Video
  • 0 Comments

This example is an actual serious structural engineering calculation with graphical documentation.

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PyXLL Custom Task Panes in Excel (with automated drawings and video) Nov 2020

  • khoitsma
  • AISC, Excel, PyQt, Python, PyXLL, Video
  • 0 Comments

The PyXLL/Jupyter interface would be drab without custom menus and graphical feedback.

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Structural Analysis, Finite Difference Method, Pythonista, and Plotly Oct 2020

  • khoitsma
  • Engineering, Mathematics, Plotly, Python
  • 0 Comments

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Multi-Page Apps using Dash/PythonAnywhere Apr 2020

  • khoitsma
  • AISC, Dash by Plotly, iPad_iPhone, Python, pythonanywhere
  • 0 Comments

I built these apps on the web — accessible from any device — desktop, phone, iPad
· Grating calculations
· AISC strong axis bending
· AISC filtered shape properties
· Coefficient C for bolt groups
· WT strut capacity (eccentrically loaded)

 
· AISC Bolt Capacity [LRFD]
· AISC Bolt Capacity (added chart)

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WT Braces Mar 2020

  • khoitsma
  • AISC, Excel, Petrochemical Design
  • 0 Comments

If you like Table 4-12 in the AISC 15th Edition, then you might like the attached example plots which I built on the same principle.

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