 4. 4. 2020  18:20 Izidor

# Sylabus predmetu PPPL06_6B - Elasticity, Strength, Plasticity (MTF - SS 2019/2020)

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University: Slovak University of Technology in Bratislava
Faculty: Faculty of Materials Science and Technology in Trnava
Course unit code: PPPL06_6B
Course unit title: Elasticity, Strength, Plasticity
Mode of completion and Number of ECTS credits: Exam (6 credits)
Course contents:
1.Introduction. Fundamental notions and methods (allowance 2/2)

 a. External and internal loads b. Stress, strain, mechanical material characteristics, allowed load c. Basic types of loads d. xcercise: Internal forces and moments

2.Statically indeterminate systems under tension/compression (allowance 2/2)

 a. Basic principles of the approach to the statical indeterminancy b. Castigliano`s theorems, energy of deformed slender body c. Spatial systems under tension/compression d. Excercise: Staticaly indeterminate systems under tension/compression

3.Plain and spatial stress state (allowance 2/2)

 a. Stress tensor, plain stress and deformation, principal stresses b. Mohr circle as a tool to transforme the stress c. Complete system of Mohr circles to represent the true 3D stress state d. Excercise: Stress states and their quick geometrical interpretation

4.Ultimate states and hypotheses (allowance 2/2)

 a. Elastic (deformation) energy b. Plasticity conditions c. Reduced stresses and hypotheses d. Excercise: Dimensioning, estimation of allowable stresses

5.Elementary bending theory (allowance 2/2)

 a. Sections and their classification according to the standard STN 73 1401 b. Bending moment and the shear force c. Stresses and strains under bending

6.Deformation of the beam (allowance 2/2)

 a. Distribution of normal and shear stresses at beam sections b. Differential equation of the deflected beam c. Boundary conditions and the integration of DE

7.Statically indeterminate beams (allowance 2/2)

 a. Principles of methods to solve indeterminate systems b. Application of Castiglino`s theorems c. Limitations of the standard technical theory of bending

8.Numerical methods and FEM (allowance 2/2)

 a. Importance of numerical simulations b. Principles of FEM c. Comertial FEM-systems, Introduction to ANSYS

9.Shear and torque (allowance 2/2)

 a. Simple shear, application to rivets and welds b. Stress and strain of slender bodies under torque c. Dimensioning of shafts

10.Torque of general sections (allowance 2/2)

 a. Noncircular section b. Thin-walled sections c. Bredt`s equations for shear flow

11.Experimental methods (allowance 2/2)

 a. Surwey of classical methods b. Mechanical tensometry c. Measurement of residual stresses

12.Combined stress states (allowance 2/2)

 a. Principles of "superposition" of normal and shear stresses b. Effects of combined loads and their simplified treatment c. Estimation of most exposed surfaces under combined loads

13.Introduction to fracture and fatigue mechanics (allowance 2/2)

 a. Wohler curves, fracture thoughness b. Low and high cycle fatigue c. Simple computational methods

Last modification made by Ing. Erika Kuracinová on 12/20/2018.

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