PART 2 – USEFUL ELEMENTS

Chapter A. Understanding the finite elements A.1. What does a finite element software do? Exampl...

A1. What does the software do in a finite element calculation? The example of beam structures Th...

A2. What is a finite element? The resolution of the efforts in the elements is carried out follo...

Chapter B. Computational objectives and necessary characteristics of the tool  Creating a finite...

B. Calculation objectives and necessary tool characteristics  Creating a finite element computat...

B.7 Organization of the calculation  This is an essential step to be carried out at the beginnin...

Chapter C. Good practices to create a model The different levels of analysis and the complexity ...

C1. Input data and units The input data must be consistent, whether these values are defined in ...

C2. Modeling of the main elements C.2.1 Creating the geometry The first stage of modeling consi...

C3. FE and meshing C.3.1 Types of finite elements First and foremost, the user of FE software m...

C4. Modeling the non-structural elements or equipment Non-structural elements and equipment are ...

C5. Boundary Conditions C.5.1 General case The boundary conditions are determined by the degree...

C6. Connections - links – assembly C.6.1 Releasing the bars/springs/degrees of freedom In all m...

C7. Offsets  Most finite element software offer several options to define a beam on a fiber othe...

C8. Composite Sections (Beams/Slabs)  Composite sections are made up of the assembly, rigid or e...

C9. Materials Part 1 Chapter 4 is dedicated to civil engineering materials and their specificiti...

C10. Specific behavior in shear and torsion In general, it should be noted that beam element mod...

C11. Modeling the loading As explained in chapter E, it is important to always verify for each l...

C12. More about solid elements The principles stated for 2D modeling remain applicable in 3D, in...

C13. More about non-linear calculations This paragraph deals with non-linearities related to the...

C14. More about prestressed concrete The proper modeling of prestressing requires using specific...

C15. More about phased calculations The reader may also refer to Part 1 - D.3 Construction Phase...

C16. More about dynamic and seismic calculations The dynamic solicitations generate inertial and...

Chapter D. Analysis and processing of the results  D.1 General information about numerical calcu...

D1. General information on numerical calculations D.1.1 Calculation time Computation time (in t...

D2. Load combinations  D.2.1 Combinations and envelopes Recall that using a load combination co...

D3. Data processing D.3.1 Stresses/Deformations or Internal forces It is important to define wh...

D4. Normative verifications: the behavior of reinforced concrete elements D.4.1 Reinforcement ma...

D5. Understanding and analyzing the peaks (case study about concrete) The smoothing referred to ...

D6. Understanding and analyzing the peaks (case study about steel assembly) The results of a cal...

D7. Further information specific to dynamic calculations D.7.1 Total mass verification In the c...

Chapter E. How to ensure quality? Below are some simple advice to assess the quality of the fini...

We propose below some simple advice to deploy a quality approach in finite element calculations. ...

E2. Model validation using self-checking Before exploiting the model results, several verificati...

E3. Traceability and group work While there are projects where a single engineer will do all the...

Chapter F. How to properly present the finite element calculation note? This paragraph introduce...

F. How to properly present the finite element calculation note? This paragraph provides the mini...