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Fundamentals of Concrete Structures
第1次开课
开课时间: 2021年02月23日 ~ 2024年07月31日
学时安排: 3-5 hr/week
当前开课已结束 已有 138 人参加
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课程详情
课程评价(34)
spContent=Following the "National excellent course" and the "National excellent resource-sharing course", this course sorts out the course content and highlights the important and difficult points according to the new requirements of the New Engineering Disciplines and the OBE concept; Considering the problem cognitive methods and thoughts from students, this course combines knowledge with engineering practice, and is taught in a passionate and welcoming manner. This course is with elaborately compiled complementary materials, which enriches the online teaching resources, realizes online interaction and enables students to obtain good learning results.
Following the "National excellent course" and the "National excellent resource-sharing course", this course sorts out the course content and highlights the important and difficult points according to the new requirements of the New Engineering Disciplines and the OBE concept; Considering the problem cognitive methods and thoughts from students, this course combines knowledge with engineering practice, and is taught in a passionate and welcoming manner. This course is with elaborately compiled complementary materials, which enriches the online teaching resources, realizes online interaction and enables students to obtain good learning results.
—— 课程团队
课程概述

“Basic principles of concrete structures” is one of the most important basic courses in the major of civil engineering. The content includes the general concepts and design methods for concrete structures, the physical and mechanical properties of concrete and steel bar, the bearing capacity calculation of normal section and inclined section for flexural members, the bearing capacity calculation for compressed members, tensile members as well as torsional members, the check of deflection and crack width of concrete members and the calculation of prestressed concrete members. The course features are reflected in the following three aspects:

(1) Based on the concept of OBE (Outcomes-based Education) and according to the requirements for supporting the graduation in civil engineering discipline, the objectives and contents of this course are defined, the knowledge points are sorted out, the key points and difficulties are highlighted, and finally the overall design and teaching week design are carried out.

(2) Our teaching group think about how to teach courses from the perspective of students, consider the students’ problem cognitive methods and thoughts, combine knowledge points with engineering practice and teach in a passionate and welcoming manner.

(3) We create a good environment for students to learn independently, carefully compile complementary materials, record test videos, continuously enrich online teaching resources, realize online interaction, and enable students to obtain good learning results.

Through online teaching, offline teaching, experimental teaching and mutual discussion, this course enables students to grasp the basic theory and design method of concrete structural members, cultivate innovative thinking and engineering practice ability, get familiar with relevant design specifications and standards, and lay a solid foundation for graduation design and working ability after graduation.


授课目标

(1) Grasp the knowledge about the basic mechanical properties of concrete and steel bar, the force mechanism and failure modes of reinforced concrete members under various stress states, and the design theory of reinforced concrete members for different limit states.

(2) Cultivate the ability to analyze complicated engineering problems related to concrete structures and obtain effective conclusions through literature or data research; Understand relevant international professional specifications and standards related to concrete.

(3) Grasp the mechanical analysis models of reinforced concrete cross-sections under various internal forces. For complex civil engineering problems, possess the ability to select material, determine cross-section, design reinforcement for engineering application; and can correctly express design intension through engineering language.

(4) Based on the background knowledge of civil engineering, be able to reasonably analyze and evaluate concrete structure projects, as well as analyze the impacts of safety, durability and serviceability design of reinforced concrete members on society and construction security.

 

 


课程大纲
Chapter 1 Introduction
课时目标:Understand the role of reinforcements in reinforced concrete structural members; Understand the cooperative working mechanism of reinforcements and concrete; Understand the development status and characteristics of concrete structures; Grasp the main contents, objectives and learning methods of this course.
1.1 Concept of concrete structures
1.2 Characteristics of concrete structures
1.3 Development of concrete structures
1.4 Application of concrete structures
1.5 Feature and content of the course of concrete structures
1.6 Learning methods of the course of concrete structures
Chapter 2 Physical and mechanical properties of concrete and reinforcements
课时目标:Understand the composition, grade and type of reinforcements, and the requirements of concrete for the performance of reinforcements; Grasp the concept of the strength and deformation of reinforcements, stress-strain relation curve of steel as well as its mathematical expression; Grasp the concept of the strength of concrete, including the cubic strength, axial compressive and tensile strengths; Grasp the concept of deformation performance of concrete under a short-term load and the deformation characteristics of concrete under three-directional compression; Understand the deformation behavior of concrete under repeated loads; Understand the elastic modulus, creep and shrinkage of concrete; Grasp the concept of the bonding performance of reinforcements and concrete.
2.1 Physical and mechanical properties of concrete
2.2 Physical and mechanical properties of reinforcement
2.3 Bond between concrete and reinforcement
Chapter 3 concrete structural design method
课时目标:Understand the functional requirements of building structures, the basic concepts of limit state and probabilistic limit state design methods; Understand the reliability and reliability indices of structures, the component coefficients of load and material strength, the standard and design values of load and material strength; Grasp the concept of the practical design expression of the ultimate limit state and the serviceability limit state.
3.1 Limit state
3.2 Limit state design method based on approximate probability theory
3.3 Practical design expressions
Chapter 4 Bearing capacity of normal section of bending member
课时目标:Grasp the concept of the main structural requirements for beams and slabs; Deeply understand the three loading stages of normal section, failure modes of normal section and calculation diagram of normal section bearing capacity for a under-reinforced beam; Proficiently grasp the calculation method of the flexural capacity of the normal section of flexural members with a single-reinforced rectangular section, a double-reinforced rectangular section and a T-shaped section.
4.1 General construction
4.2 Flexural performance of normal section
4.3 Calculation principle of bearing capacity of a normal section
4.4 Calculation of the flexural bearing capacity of the normal section for a single-reinforced rectangular section beam
4.5 Calculation of the flexural bearing capacity of the normal section for a double-reinforced rectangular section beam
4.6 Calculation of flexural bearing capacity of the normal section for a T-shaped sectional beam
Chapter 5 Shear bearing capacity of inclined section of bending members
课时目标:Proficiently grasp the basic assumptions and calculation methods of the shear bearing capacity of inclined section; Grasp the concept of the three types of inclined section failure modes of bending members; the main factors affecting the shear performance of the inclined section, and the force mechanism of inclined section of a beam.
5.1 Overview
5.2 Inclined cracks, shear-span ratio and shear failure modes of inclined section
5.3 Shear mechanism of inclined section for a simply supported beam
5.4 Calculation of the shear capacity of an inclined section
5.5 Structural measures for flexural bearing capacity of an inclined section
5.6 Structural requirements for beams and slabs
Chapter 6 Bearing capacity of compressed members
课时目标:Understand the calculation method of shear capacity of inclined section for an eccentrically compressed member; Understand the force characteristics of short and slender axially compressed columns and the significance and characteristics of the N-M relation curve; Deeply understand the two failure modes of normal section of eccentrically compressed members and their judgment methods; Grasp the calculation method of normal section bearing capacity of axial compression members and the main structural requirements for compression members; Proficiently grasp the calculation method of the compressive bearing capacity for an eccentrically compressed member with a rectangular section.
6.1 General construction requirements
6.2 Bearing capacity of an axially compressed member
6.3 Failure modes of normal section of an eccentrically compressed member
6.4 Second order effects of an eccentrically compressed slender column
6.5 Formula for calculating the bearing capacity of the normal section of an eccentrically compressed member with a rectangular section
6.6 Calculation method of normal section bearing capacity of an unsymmetrically reinforced rectangular section under eccentric compression
6.7 Calculation method of normal section bearing capacity of a symmetrically reinforced rectangular section under eccentric compression
6.8 N-M Interaction diagram
Chapter 7 Bearing capacity of members under tension
课时目标:Understand the whole loading process of axially tensioned members; Grasp the calculation method of normal section bearing capacity of axially tensioned members; Grasp the calculation method of normal section strength of eccentrically tensioned members.
7.1 Bearing capacity of axially tensioned members
7.2 Normal section strength of eccentrically tensioned members
7.3 Inclined section strength of eccentrically tensioned members
Chapter 8 Bearing capacity of torsion member
课时目标:Understand the mechanical characteristics and failure modes of reinforced concrete members subjected to pure torsion; Understand the mechanism of variable angle space truss; Understand the calculation method of stirrups of members under shear-torsion and flexure-shear; Grasp the calculation method of bearing capacity and construction requirements of rectangular members under pure torsion and flexure-torsion.
8.1 Overview
8.2 Experimental investigation of members subjected to pure torsion
8.3 Bearing capacity of pure torsion members
8.4 Bearing capacity of members with flexure, shear and torsion
8.5 Structural Requirements
Chapter 9 Deformation, cracks and durability
课时目标:Understand the performance of reinforced concrete members in the service stage; Understand the necessity of checking the deflection and crack width for reinforced concrete members; Understand the occurrence and development mechanism of cracks in reinforced concrete flexural members; Grasp the checking method of crack width for axially tensioned members and flexural members; Grasp the calculation methods of section stiffness and deformation checking methods of flexural members.
9.1 Deformation check for reinforced concrete members
9.2 Crack width check for reinforced concrete members
9.3 Durability Design
Chapter 10 Calculation of prestressed concrete members
课时目标:Grasp the concept, design principle and material performance requirements of prestressed concrete; Grasp the definition and the value of tension controlled stress; Grasp the prestress loss and its combination; Grasp the stress analysis and calculation method of each stage for axially tensioned members; Get familiar with the method of applying prestress to prestressed concrete flexural members; Get familiar with the testing and calculation methods of prestressed concrete flexural members; Get familiar with the structural requirements of prestressed concrete members; Get familiar with the basic concepts of partial prestressed concrete and unbonded prestressed concrete.
10.1 Overview
10.2 Calculation of prestressed concrete axially tensioned members
10.3 Design and calculation of prestressed concrete flexural members
10.4 Structural requirements for prestressed concrete members
10.5 Partial prestressed concrete and unbonded prestressed concrete
展开全部
预备知识

Preparatory coursesmechanics of materialsstructural mechanicsStructural Materials


参考资料

Code for design of concrete structures GB50010-2010

Load code for the design of building structures GB50009-2012


Wuhan University
5 位授课老师
Lihua XU

Lihua XU

Professor

刘素梅

刘素梅

副教授

方梅

方梅

副教授

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