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University of Structural Engineering & Architecture
(VSU) "Lyuben Karavelov" - Sofia

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Course Descriptions

Degree program: Civil Egineering, Curriculum 2014

Course: ССС-21 Static of Structures – Part 1

Faculty: Mechanics and Mathematics

Prof. DSc. Eng. Konstantin Kazakov -

Contact hours: 75h, 45h lectures, 30h seminars

Self-study hours: 0h,

Course assessments: 1

Assessment: written examination

Year, semester, weekly workload: Year 2, semester 4, lectures 3.0h, seminars 2.0h

ECTS - 7

Main topics: Subject and basic tasks of building statics. Geometrically changeable and non-changeable structures. Statically determinate systems. Construction of the diagrams of cross-section forces. Properties of the diagrams. Lines of influence. Static and kinematic method for determining the lines of influence. Determining the forces with the help of the lines of influence. Hinged girder. Three-hinged archs and frames. Trusses with additional small trusses. Rhomb-like trusses. “K”-trusses. Three-hinged, Langer and suspended trusses. Mixed suspended and Langer systems. Principle of virtual displacements in ideally elastic systems. Determining the displacements provoked by an external load, thermal impact and support displacement. Energy theorems. Elastic lines for solid-walled systems and trusses. Composition using the Mohr analogy. Lines of influence for displacements.



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