Balance of forces
Sergey Semenov Sergey Semenov

Balance of forces

◦ To keep loads on the joint balanced — is it actually important? Why?

◦ Common mistakes engineers make when loading joints and how to prevent them.

◦ Load combinations and the related pitfalls.

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Torsion [Part 3]
Sergey Semenov Sergey Semenov

Torsion [Part 3]

  • Why does channel section always twisting?

  • What is bimoment and how to calculate it?

  • Is it possible to calculate a beam for torsion in general software?

  • How to define boundary conditions for a beam subjected to warping torsion?

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Torsion [Part 2]
Sergey Semenov Sergey Semenov

Torsion [Part 2]

  • Will a pair of stiffeners help your I-beam with torsion or not?

  • What is a closed section and why is it SO effective for torsion resistance?

  • See the difference between open and closed sections—prepare to be surprised!

  • How can we minimize the torsion deformation of an open section? Is it even possible?

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Torsion [Part 1]
Sergey Semenov Sergey Semenov

Torsion [Part 1]

What is torsion? How to calculate torque?

What is bimoment, warping, St. Venant torsion?

Difference between opened and closed sections under torsion.

How to manage torque in IDEA StatiCa?

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Stress distribution in welds
Sergey Semenov Sergey Semenov

Stress distribution in welds

Once again about how to read the results of weld-check.

One more time about utilisation factor 98% for welds.

Situations where it is not critical and where it is.

And how to use IDEA StatiCa to examine all these effects, of course.

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Position of hinge
Sergey Semenov Sergey Semenov

Position of hinge

A comprehensive guide of how to use the "Forces in:" option in IDEA StatiCa.

How to find position of the null-moment, where is the hinge of the connection exactly and why the beam lifts up.

I’ve tried to cover all the questions related to this topic with illustrations and examples.

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