Mechanical Design 3

Données Générales
Programme Académique	ECAM LaSalle Mechanical and Electrical Engineering Programme			Responsable(s) Module : JULIAU Emilien,MORALES Jean
Type d'EC : Cours	Mechanical Design 3 (LIIEEng03EMechDesign3)
TD : 14h00 Projet : 12h00 Travail personnel : 24h00 Durée totale: 50h00	Status	Periode Semester 3	Langue d'enseignement : English

Objectifs Généraux
By the end of this course, students will be able to understand and work on the following three main elements : Subject 1- understand More advanced theoretical concepts of design. Subject 2- Assembly Project of wind turbine system : The students apply all the theoretical design aspects and computer aided design on a project developed by the professor. -Starting from the old existent design to modify and improve or create a new design using CREO dynamic assembly and dynamic joints 3- Mechanics calculation ( machine cinematic)

Objectifs Généraux

By the end of this course, students will be able to understand and work on the following three main elements :

Subject 1- understand More advanced theoretical concepts of design.

Subject 2- Assembly Project of wind turbine system :
The students apply all the theoretical design aspects and computer aided design on a project developed by the professor.
-Starting from the old existent design to modify and improve or create a new design using CREO dynamic assembly and dynamic joints

3- Mechanics calculation ( machine cinematic)

Contenu
Subject 1 (More advanced theoretical concepts of design) • PRECISION MACHINE DESIGN • Principal criteria for joint functioning ( static and dynamic) • Guide Performances (without rolling elements) (shaft/housing) in rotation • Plain Bearings (Bushings) • Ball/roller bearing Design, Bearing Load Ratings and Life Calculations • APTE method (APplication to business TEchniques) • Mechnaism using CREO software + simulation + kinematics+ dynamics + static. They developed their understanding of theoretical design +kinematics+ dynamics using CREO software. • Mechanisms/Linkages: Kinematic Constraints, Degree of Freedom (Mobility) in Planar and Spatial Mechanisms Mechanisms, Gruebler’s equation, Types of kinematic chains Subject 2: 2- Assembly Project of wind turbine system : The students apply all the theoretical design aspects and computer aided design on a project developed by the professor. Objectives of the project: -Starting from the old existent design to modify and improve or create a new design using CREO dynamic assembly and dynamic joints. -Find the design solution on the paper • Create the sub-assemblies • Create the assembly of final new design+ mechanism: dynamic joins, simulations, kinematics, • Create the drawing draft for the created and modified designed parts Subject 3- Mechanics calculation ( machine cinematic) 1. POSITION ANALYSIS 2. VELOCITY AND ACCELERATION ANALYSIS -velocity/acceleration polygon for mechanisms- analysis (relative velocity method) -position, velocity and acceleration analyses for planar mechanisms using complex number method (analytical method)

Contenu

Subject 1 (More advanced theoretical concepts of design)
• PRECISION MACHINE DESIGN
• Principal criteria for joint functioning ( static and dynamic)
• Guide Performances (without rolling elements) (shaft/housing) in rotation
• Plain Bearings (Bushings)
• Ball/roller bearing Design, Bearing Load Ratings and Life Calculations
• APTE method (APplication to business TEchniques)
• Mechnaism using CREO software + simulation + kinematics+ dynamics + static. They developed their understanding of theoretical design +kinematics+ dynamics using CREO software.
• Mechanisms/Linkages: Kinematic Constraints, Degree of Freedom (Mobility) in Planar and Spatial Mechanisms Mechanisms, Gruebler’s equation, Types of kinematic chains

Subject 2:
2- Assembly Project of wind turbine system :
The students apply all the theoretical design aspects and computer aided design on a project developed by the professor.
Objectives of the project:
-Starting from the old existent design to modify and improve or create a new design using CREO dynamic assembly and dynamic joints.

-Find the design solution on the paper
• Create the sub-assemblies
• Create the assembly of final new design+ mechanism: dynamic joins, simulations, kinematics,
• Create the drawing draft for the created and modified designed parts

Subject 3- Mechanics calculation ( machine cinematic)
1. POSITION ANALYSIS
2. VELOCITY AND ACCELERATION ANALYSIS
-velocity/acceleration polygon for mechanisms- analysis (relative velocity method)
-position, velocity and acceleration analyses for planar mechanisms using complex number method (analytical method)

Prérequis
Mechanical design 1

Bibliographie
Essential resources : [1] E. Draisma, ,2012, «The design process in twelve step,» The design process in twelve step, p. 3, . [2] a. D. R. L. Zehtaban, 2012. , «Systematic Functional Analysis Methods for,» International Journal of Computer, Electrical, Automation, Control and Information Engineering , vol. 6 [3] H. N. Gowda, ,2013 «introduction to Mechanisms, Kinematics of machines,» chez introduction to Mechanisms, Kinematics of machines, Dayananda Sagar College of Engg [4] Zhang Y., Finger S. and Behrens S., (2006), Rapid Design through Virtual and Physical Prototyping, Carnegie Mellon University. [5] Creo tutorials https://support.ptc.com/help/creo/creo_pma/usascii/index.html#page/tutorials_pma/online_help/aux_files/pma_tutorials.html

Bibliographie

Essential resources :
[1] E. Draisma, ,2012, «The design process in twelve step,» The design process in twelve step, p. 3, .
[2] a. D. R. L. Zehtaban, 2012. , «Systematic Functional Analysis Methods for,» International Journal of Computer, Electrical, Automation, Control and Information Engineering , vol. 6
[3] H. N. Gowda, ,2013 «introduction to Mechanisms, Kinematics of machines,» chez introduction to Mechanisms, Kinematics of machines, Dayananda Sagar College of Engg
[4] Zhang Y., Finger S. and Behrens S., (2006), Rapid Design through Virtual and Physical Prototyping, Carnegie Mellon University.
[5] Creo tutorials https://support.ptc.com/help/creo/creo_pma/usascii/index.html#page/tutorials_pma/online_help/aux_files/pma_tutorials.html

Évaluation(s)
N°	Nature	Coefficient	Objectifs
1	Written exam	0,15	Midterm Exam CAO students are evaluated to be able to model, modify, improve and create a mechanical system students are evaluated to be able to create mechanical system assembly , joints and dynamics, kinematics and animation.
2	Continuous Assessment	0,2	Continuous Assessment students work in group are evaluated to be able to model, modify, improve and create a mechanical system ( wind-turbine) The students apply all the theoretical design aspects and computer aided design on a project developed by the professor using Windchill software. Objectives of the project (Wind Turbine): • Starting from the old existent design to modify and improve or create a new design using CREO dynamic assembly and dynamic joints • Find the design solution on the paper • Create the subassemblies • Create the assembly of final new design • Create the drawing draft for the created and modified designed parts
3	Written exam	0,5	Written Final Exam Final exam of the course , evaluation will be mainly focused on Mechanics calculation ( machine cinematic)
4	Written exam	0,15	Midterm 2