ECTS
ECTS Course Catalogue
Course details
Course code: IWS10162o15Semester: 2015/2016 winter
Name: Mechanics and strength of metrials
Major: Water Engineering and Managment
Study Type: first cycle
Course type: compulsory
Study Semester: 3
ECTS points: 6
Hours (Lectures / Tutorials / Other): 30 / 30 / 0
Lecturer: prof. dr hab. inż. Jan Kempiński
Language of instruction: Polish
Learning outcomes: Knowledge He knows the conditions of equilibrium flat and spatial systems of forces, he knows how to troubleshoot (determining reaction forces supporting and cross) flat girder truss rod like, multi-span beams and simple framework is able to determine the characteristics of the geometric cross-section beams, a knowledge of the state of tension and strain in the girders compression and tension, shear, torsion and bending. He knows the method of determining the displacement rod systems. Knowledge After completing the course the student is able to choose the static scheme for the designed structure, identify the characteristics of geometric cross-section, determine the reactions supporting and cutting forces (internal) as well as axial and lateral torsional and bending moments, he can determine the state of tension (normal and tangential stress) and deformation rod systems, such beams can design as columns, beams one and multi-span, trusses and frames subjected to compression and tension, torsion and bending.
Competences: Has a rational understanding of structural design.
Prerequisites: Completed courses in mathematics and physics
Course content: Principles of statics, force, torque relative to the static force and the axis, connections, and support (supporting bonds), power systems, reducing system power. Terms equilibrium of forces plane and space. Solving rod systems as trusses, beams, frames. Simple cases of strength as compressive and tensile, shear, torsion, bending straight and oblique, eccentric compression. Determination of displacements in flat rod systems.
Recommended literature: 1.Kempiński J., Zakrzewski W., Mechanika Budowli, Wyd. AR Wrocław, 1992 i 2001. 2. Cybulski A., Statyka ustrojów prętowych, Tom I, Wyd. Politechniki Wrocławskiej, 1973. 3. Chrobok R., Zbiór zadań z podstawy statyka budowli, DWE, Wrocław, 1999. 4. Klasztorny M., Mechanika. Statyka-Kinematyka-Dynamika, Dolnośląskie Wydawnictwo Edukacyjne, 2000. 5. Jastrzębski P., Mutermilch J., Orłowski W., Wytrzymałość Materiałów, Arkady, Warszawa, 1974. 6. Jokil M., Statyka i wytrzymałość materiałów, Cz. I i II, Wyd. Politechniki Wrocławskiej, 1991. 7. Gawęcki A.: Mechanika materiałów i konstrukcji prętowych. Wyd. Pol. Poznańskiej, Poznań 1998. 8. Dyląg Z., Jakubowicz A., Orłoś Z.: Wytrzymałość materiałów. WNT, Warszawa 1996. 9. Palczak G.A.: Wytrzymałość materiałów, ćwiczenia. Część I i II. Wyd. Pol.
Assessment methods: completion of three projects, three tests, written exam. Final assessment : the average grade of the exercises (50%) and lectures (50 %)
Comment: Lecture 1 Principles of statics, force, torque relative to the static force and axis, connections, and support (supporting bonds), power systems, reduction of power systems. Lecture 2 Conditions and equilibrium equations for flat systems of forces, the load static patterns, the forces supporting the bonds. Cutting forces (internal) and their graphs. Statically determinate and indeterminate of rod systems. Geometric invariance. Lecture 3. Trusses flat, calculation of forces in truss rods. Lecture 4. Beams simple (single-span, cantilever). Charts forces cross-sectional (internal) in beams. Lecture 5. Multi-span beam, single-frame, graphs forces cross-sectional (internal) in these regimes. Lesson 6. Concepts and laws in the field of strength of materials. The concept of stress and deformations, the analysis of stress and strain. Lecture 7. The geometry of the field: the center of gravity, moment of static fields, time fields of inertia, torque deviation fields, the main central axes of inertia. Lecture 8. Compressive and tensile axial strut and dimensioning tension. Pure shear, shearing technology. Lecture 9. Torsion bars with circular cross section. Sizing twisted rods. Lecture 10. Bending of flat bars dimensioning taking into account only bending, depending on the differential bending. Limit states. Lecture 11. Oblique bending, compression eccentric. The core cross-section. Lecture 12. Riveted and welded connections. Analysis of the endurance-static connections. Lecture 13 Shear stress in bending. Strut Stability (buckling phenomenon). Lecture 14. Calculation of displacements in structural engineering. Principle of virtual work. United unit. Calculation of integrals. 15. Lecture Repetitory. The nature and scope of the exercise: exercise design. Exercise 1 Determining the support reactions and cutting forces in the truss, beam and frame nave. Exercise 2 Determination of geometrical characteristics of complex cross-sections Exercise 3 Designing a cross in bondage compression (tension), bending and eccentric compression.