Guías Docentes Electrónicas
1. General information
Course:
AIRFRAMES AND AEROSPACE STRUCTURES
Code:
56724
Type:
CORE COURSE
ECTS credits:
6
Degree:
403 - UNDERGRADUATE DEGREE PROGRAMME IN AEROSPACE ENGINEERING
Academic year:
2023-24
Center:
303 - E.DE INGENIERÍA INDUSTRIAL Y AEROESPOACIAL DE TOLEDO
Group(s):
40 
Year:
3
Duration:
First semester
Main language:
Spanish
Second language:
English
Use of additional languages:
English Friendly:
Y
Web site:
Bilingual:
N
Lecturer: SERGIO HORTA MUÑOZ - Group(s): 40 
Building/Office
Department
Phone number
Email
Office hours
Sabatini / Despacho 1.05
MECÁNICA ADA. E ING. PROYECTOS
926052830
Sergio.Horta@uclm.es
Face-to-face: will be published at the beginning of the semester. Telematic: permanent on the Virtual Campus (Moodle Platform), Teams and at the email address Sergio.Horta@uclm.es. The tutorial schedule will be published on the EIIA website in the academic information section.

Lecturer: JOSÉ MARÍA REVERTE PALOMINO - Group(s): 40 
Building/Office
Department
Phone number
Email
Office hours
MECÁNICA ADA. E ING. PROYECTOS
JoseMaria.Reverte@uclm.es

Lecturer: MARIA DEL CARMEN SERNA MORENO - Group(s): 40 
Building/Office
Department
Phone number
Email
Office hours
Sabatini / Despacho 1.05
MECÁNICA ADA. E ING. PROYECTOS
926052569
mariacarmen.serna@uclm.es
Face-to-face: will be published at the beginning of the semester. Telematic: permanent on the Virtual Campus (Moodle Platform), Teams and at the email address mariacarmen.serna@uclm.es. The tutorial schedule will be published on the EIIA website in the academic information section.

2. Pre-Requisites

The student must know basic concepts of mathematics (differential and integral calculation) and physics (mechanics).

3. Justification in the curriculum, relation to other subjects and to the profession

This subject provides the student with the fundamental concepts of structural calculation. The knowledge acquired in this subject are needed to acquire the competences developed in the following compulsory subjects of the Mechanical Engineering degree: Mechanics of Deformable Solid, Design and Calculation of Metallic and Concrete Structures, Theory of Structures and Industrial Constructions, Theory of Machines and Mechanisms, Extension of Theory of Machines and Mechanisms, Projects in Engineering and Design, Calculation and Machine Testing.


4. Degree competences achieved in this course
Course competences
Code Description
CA01 Ability to carry out bibliographic searches, use databases and other sources of information for its application in tasks related to Technical Aeronautical Engineering.
CA02 Ability to efficiently design experimentation procedures, interpret the data obtained and specify valid conclusions in the field of Aeronautical Technical Engineering.
CA03 Ability to autonomously select and carry out the appropriate experimental procedure, operating the equipment correctly, in the analysis of phenomena within the scope of Engineering.
CA04 Ability to select advanced tools and techniques and their application in the field of Aeronautical Technical Engineering.
CA05 Knowledge of the methods, techniques and tools as well as their limitations in the application for the resolution of problems typical of Aeronautical Technical Engineering.
CA06 Ability to identify and assess the effects of any solution in the field of Aeronautical Technical Engineering within a broad and global context and the ability to interrelate the solution to an engineering problem with other variables beyond the technological field, which must be considered.
CB02 Apply their knowledge to their job or vocation in a professional manner and show that they have the competences to construct and justify arguments and solve problems within their subject area.
CB03 Be able to gather and process relevant information (usually within their subject area) to give opinions, including reflections on relevant social, scientific or ethical issues.
CB04 Transmit information, ideas, problems and solutions for both specialist and non-specialist audiences.
CB05 Have developed the necessary learning abilities to carry on studying autonomously
CE07 Knowledge of the behavior of the structural stress in service conditions and limit situations.
CE11 Knowledge of the technological benefits, the optimization techniques of the materials and the modification of their properties by means of treatments.
CE15 Knowledge applied to Engineering of: The principles of the mechanics of the continuous medium and the techniques for calculating its response.
CE17 Knowledge applied to engineering of: The fundamental elements of the various types of aircraft; the functional elements of the air navigation system and the associated electrical and electronic installations; the fundamentals of airport design and construction and its various elements.
CE19 Applied knowledge of: materials science and technology; mechanics and thermodynamics; fluid mechanics; aerodynamics and mechanics of flight; air traffic and navigation systems; aerospace technology; structure theory; air Transport; economy and production; Projects; environmental impact.
CE23 Knowledge applied to Engineering of: Technological performance, optimization techniques for materials used in the aerospace sector and treatment processes to modify their mechanical properties.
CE25 Knowledge applied to Engineering of: The methods of calculation and development of defense materials and systems; the management of experimental techniques, equipment and measuring instruments typical of the discipline; the numerical simulation of the most significant physical-mathematical processes; inspection, quality control and fault detection techniques; the most appropriate repair methods and techniques.
CE26 Applied knowledge of: aerodynamics; flight mechanics, air defense engineering (ballistics, missiles and air systems), space propulsion, materials science and technology, structural theory.
CG01 Capacity for the design, development and management in the field of aeronautical engineering that have as their object, in accordance with the knowledge acquired as established in section 5 of order CIN/308/2009, aerospace vehicles, propulsion systems aerospace, aerospace materials, airport infrastructures, air navigation infrastructures and any space, traffic and air transport management system.
CT03 Correct use of oral and written communication.
CT05 Knowledge of the principles of management skills and teamwork.
5. Objectives or Learning Outcomes
Course learning outcomes
Description
Calculation of structures with composite material, fatigue and damage analysis
Calculation of monocoque and semi-monocoque structures, dynamic calculation
Additional outcomes
Not established.
6. Units / Contents
  • Unit 1: Introduction to Aeronautical Structures
    • Unit 1.1: Evolution of aeronautical structures
    • Unit 1.2: Introduction to materials and requests in aeronautical structures
    • Unit 1.3: Introduction to aircraft structural design and analysis methodology
  • Unit 2: Analysis of Monocoque Structures
    • Unit 2.1: Analysis of Monocoque Structures
    • Unit 2.2: Axil-flexion in thin-wall sections. Kinematic relations. Normal stresses. Shear stresses in open and closed sections (unicellular and multicellular). Center of shear forces.
    • Unit 2.3: Uniform torsion in thin-walled sections. Kinematic relations. Shear stresses in open and closed sections (unicellular and multicellular).
    • Unit 2.4: Non-uniform bending-torsion in thin-walled sections (restrained warping). Bi-moment concept. Kinematic relations. Normal and shear stresses.
    • Unit 2.5: Examples
  • Unit 3: Semimonocoque Structures
    • Unit 3.1: Structural idealization
    • Unit 3.2: Equilibrium equations
    • Unit 3.3: Effect of structural idealization: axial force, bending moment, shear force and twisting moment.
    • Unit 3.4: Modification of simple theories in semi-monocoque structures
    • Unit 3.5: Examples
  • Unit 4: Introduction to Composite Structures
    • Unit 4.1: Equivalent properties of a laminated composite
    • Unit 4.2: Beams of laminated composites: axial force, bending moment, shear force and twisting moment
    • Unit 4.3: Examples
  • Unit 5: Introduction to the Instability of the Structure
    • Unit 5.1: Instability of stringers
    • Unit 5.2: Instability of panels (unstiffened and stiffened)
    • Unit 5.3: Examples
  • Unit 6: Introduction to Unions in Aeronautical Structures
    • Unit 6.1: Introduction to mechanical, adhesive and mixed joints
    • Unit 6.2: Examples
  • Unit 7: Introduction to Fatigue and Damage Tolerance in Aeronautical Structures
    • Unit 7.1: Introduction to Safe-Fail and Safe-Life Designs
    • Unit 7.2: Stress intensity factor. Crack growth
  • Unit 8: Introduction to the Dynamic Calculation of Structures
    • Unit 8.1: 1 dof system: free and forced undamped vibrations (resonance)
    • Unit 8.2: Continuous beam
    • Unit 8.3: Examples
7. Activities, Units/Modules and Methodology
Training Activity Methodology Related Competences (only degrees before RD 822/2021) ECTS Hours As Com Description
Class Attendance (theory) [ON-SITE] Lectures CA01 CA04 CA05 CA06 CB02 CB05 CE07 CE11 CE15 CE23 CE26 CG01 1 25 N N Development of theoretical content in the classroom, using the participatory lecture method
Problem solving and/or case studies [ON-SITE] Problem solving and exercises CA01 CA04 CA05 CA06 CB02 CB04 CB05 CE07 CE11 CE15 CE23 CE26 CG01 CT03 CT05 1 25 N N Resolution of exercises and problems in the classroom in a participatory manner.
Laboratory practice or sessions [ON-SITE] Practical or hands-on activities CA01 CA02 CA03 CA04 CA05 CA06 CB02 CB05 CE07 CE11 CE15 CE23 CE26 CG01 CT03 CT05 0.12 3 N N Laboratory practices
Computer room practice [ON-SITE] Practical or hands-on activities CA01 CA02 CA03 CA04 CA05 CA06 CB02 CB05 CE07 CE11 CE15 CE23 CE26 CG01 CT03 CT05 0.12 3 N N Practices in the computer room, with the use of specific software for calculating structures
Final test [ON-SITE] Assessment tests CA01 CA03 CA04 CA05 CA06 CB02 CB04 CB05 CE07 CE11 CE15 CE23 CE26 CG01 CT03 0.12 3 Y Y Final exam
Study and Exam Preparation [OFF-SITE] Self-study CA01 CA03 CA04 CA05 CA06 CB02 CB03 CB05 CE07 CE11 CE15 CE17 CE23 CG01 CT05 3 75 N N Personal study of theory and exercises
Progress test [ON-SITE] Assessment tests CA01 CA02 CA03 CA04 CA05 CA06 CB02 CB04 CB05 CE07 CE11 CE15 CE23 CG01 CT03 0.04 1 Y N Follow-up test in which the student solves practical cases and/or questions on the subject.
Writing of reports or projects [OFF-SITE] Group Work CA01 CA02 CA03 CA04 CA05 CA06 CB02 CB03 CB04 CB05 CE07 CE11 CE15 CE23 CE26 CG01 CT03 CT05 0.6 15 Y N Resolution of a theoretical-practical work.
Total: 6 150
Total credits of in-class work: 2.4 Total class time hours: 60
Total credits of out of class work: 3.6 Total hours of out of class work: 90

As: Assessable training activity
Com: Training activity of compulsory overcoming (It will be essential to overcome both continuous and non-continuous assessment).

8. Evaluation criteria and Grading System
Evaluation System Continuous assessment Non-continuous evaluation * Description
Final test 70.00% 70.00% C: Final test.
NC: Final test with additional questions that include the evaluation of the progress test.
Progress Tests 15.00% 15.00% C: Progress test (it does not eliminate topics).
NC: Test carried out on the date of the ordinary/extraordinary/retake exam.
Projects 15.00% 15.00% C: Theoretical-practical exercises.
NC: Theoretical-practical exercises.
Total: 100.00% 100.00%  
According to art. 4 of the UCLM Student Evaluation Regulations, it must be provided to students who cannot regularly attend face-to-face training activities the passing of the subject, having the right (art. 12.2) to be globally graded, in 2 annual calls per subject , an ordinary and an extraordinary one (evaluating 100% of the competences).

Evaluation criteria for the final exam:
  • Continuous assessment:
    Final Exam (E): Final test that will consist of theoretical questions and/or exercises. To pass the subject it will be necessary to obtain a minimum mark of 4 in the final test (70%).

    Work (T): Theoretical-practical exercises (15%).

    Progress Test (P): Test that will consist of theoretical questions and/or exercises (15%).

    It will be considered that the student has passed the subject if, being E >= 4 and calculating the final mark as Final Mark = E*0.7+ T*0.15 + P*0.15, the Final Mark is greater than or equal to 5. In case of that E < 4, the final mark can not be higher than 4.

    No mark from previous courses will be kept.
  • Non-continuous evaluation:
    There will be a Test that will consist of theoretical questions and/or exercises that will include the skills evaluated in the Final Exam (70%) and in the Progress Test (15%). To pass the subject it will be necessary to obtain a minimum mark of 4 in the part corresponding to the Final Exam.

    To assess the competences evaluated in the Work (15%), either the student will be asked to submit the work or an additional test will be carried out on the same day of the Test with theoretical-practical questions and/or exercises to be solved in the computer classroom.

    The Final Mark will be obtained as NF=0.70*E+0.15*P+0.15*T, being necessary a Final Mark greater than or equal to 5 to pass the subject. In case of that E<4, the final mark can not be greater than 4.

Specifications for the resit/retake exam:
There will be a Test that will consist of theoretical questions and/or exercises that will include the skills evaluated in the Final Exam (70%) and in the Progress Test (15%). To pass the subject it will be necessary to obtain a minimum mark of 4 in the part corresponding to the Final Exam.

To assess the competences evaluated in the Work (15%): The students who request it will keep the mark obtained in the Work from the ordinary call. The students who choose not to keep the mark obtained in the work of the ordinary call, will either be asked to submit the work or an additional test will be carried out on the same day of the Test with theoretical-practical questions and/or exercises to be solved in the computer classroom.

The Final Mark will be obtained as NF=0.70*E+0.15*P+0.15*T, being necessary a Final Mark greater than or equal to 5 to pass the subject. In case of that E<4, the final mark can not be greater than 4.
Specifications for the second resit / retake exam:
There will be a Test that will consist of theoretical questions and/or exercises that will include the skills evaluated in the Final Exam (70%) and in the Progress Test (15%). To pass the subject it will be necessary to obtain a minimum mark of 4 in the part corresponding to the Final Exam.

To assess the competences evaluated in the Work (15%): The students who request it will keep the mark obtained in the Work from the last academic year that they have completed. The students who choose not to keep the mark obtained in the work of the last academic year that they have completed, will either be asked to submit the work or an additional test will be carried out on the same day of the test with theoretical-practical questions and/or exercises to solve in the computers room.

The Final Mark will be obtained as NF=0.70*P+0.15*P+0.15*T, being necessary a Final Mark greater than or equal to 5 to pass the subject. In case of that E<4, the final mark may not be greater than 4.
9. Assignments, course calendar and important dates
Not related to the syllabus/contents
Hours hours
Laboratory practice or sessions [PRESENCIAL][Practical or hands-on activities] 3
Computer room practice [PRESENCIAL][Practical or hands-on activities] 3
Final test [PRESENCIAL][Assessment tests] 3
Progress test [PRESENCIAL][Assessment tests] 1
Writing of reports or projects [AUTÓNOMA][Group Work] 15

Unit 1 (de 8): Introduction to Aeronautical Structures
Activities Hours
Class Attendance (theory) [PRESENCIAL][Lectures] 3
Problem solving and/or case studies [PRESENCIAL][Problem solving and exercises] 3
Study and Exam Preparation [AUTÓNOMA][Self-study] 4

Unit 2 (de 8): Analysis of Monocoque Structures
Activities Hours
Class Attendance (theory) [PRESENCIAL][Lectures] 4
Problem solving and/or case studies [PRESENCIAL][Problem solving and exercises] 6
Study and Exam Preparation [AUTÓNOMA][Self-study] 13

Unit 3 (de 8): Semimonocoque Structures
Activities Hours
Class Attendance (theory) [PRESENCIAL][Lectures] 4
Problem solving and/or case studies [PRESENCIAL][Problem solving and exercises] 6
Study and Exam Preparation [AUTÓNOMA][Self-study] 13

Unit 4 (de 8): Introduction to Composite Structures
Activities Hours
Class Attendance (theory) [PRESENCIAL][Lectures] 3
Problem solving and/or case studies [PRESENCIAL][Problem solving and exercises] 2
Study and Exam Preparation [AUTÓNOMA][Self-study] 9

Unit 5 (de 8): Introduction to the Instability of the Structure
Activities Hours
Class Attendance (theory) [PRESENCIAL][Lectures] 3
Problem solving and/or case studies [PRESENCIAL][Problem solving and exercises] 2
Study and Exam Preparation [AUTÓNOMA][Self-study] 9

Unit 6 (de 8): Introduction to Unions in Aeronautical Structures
Activities Hours
Class Attendance (theory) [PRESENCIAL][Lectures] 3
Problem solving and/or case studies [PRESENCIAL][Problem solving and exercises] 2
Study and Exam Preparation [AUTÓNOMA][Self-study] 9

Unit 7 (de 8): Introduction to Fatigue and Damage Tolerance in Aeronautical Structures
Activities Hours
Class Attendance (theory) [PRESENCIAL][Lectures] 3
Problem solving and/or case studies [PRESENCIAL][Problem solving and exercises] 2
Study and Exam Preparation [AUTÓNOMA][Self-study] 9

Unit 8 (de 8): Introduction to the Dynamic Calculation of Structures
Activities Hours
Class Attendance (theory) [PRESENCIAL][Lectures] 2
Problem solving and/or case studies [PRESENCIAL][Problem solving and exercises] 2
Study and Exam Preparation [AUTÓNOMA][Self-study] 9

Global activity
Activities hours
10. Bibliography and Sources
Author(s) Title Book/Journal Citv Publishing house ISBN Year Description Link Catálogo biblioteca
EASA Part 21 & EASA CS 25  
B.K. Donaldson Analysis of aircraft structures: an introduction Cambridge Univ Press  
C. Martínez Arnaiz Estructuras Aeronáuticas Publicaciones de la ETSIA  
D.J. Peery, J.J. Azar Aircraft Structures Mc Graw-Hill  
E.F. Bruhn Analysis & Design of Flight Vehicle Structures S.R. Jacobs & Associates, Inc.  
H. Becker, G. Gerard Handbook of Structural Stability NACA TN 3781 a 3786  
J.C Flabel Practical stress análisis fordesignengineers Lake City Publishing Company  
M.C.Y. Niu Airframe structural design: airframe stress analysis and sizing Conmilit Hong Kong  
M.C.Y. Niu Airframe structural design: practical design information and data on aircraft structures Conmilit Hong Kong  
R.M. Rivello Theory and Analysis of Flight Structures Mc Graw-Hill  
T.H.G. Megson Aircraft Structures for Engineering Students Butterworth-Heinemann 978-0-75066-7395  



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