MIE313 Design of MIE313 Design of Mechanical Components -- Mechanical Components --

Spring 2002Spring 2002

Instructor:Instructor:Sundar KrishnamurtySundar Krishnamurty

Office:Office: ELAB 207BELAB 207B

Phone:Phone: 545-0297545-0297Email:Email: skrishna@ecs.umass.eduskrishna@ecs.umass.edu

Office Hours:Office Hours: TH 1-2:30pmTH 1-2:30pm

TA:TA: Tom KimerlingTom Kimerling

Homepage:Homepage: TBATBA

Course OutlineCourse Outline To learn and apply basic mechanical analysis To learn and apply basic mechanical analysis

techniques (techniques (Statics, Dynamics, Strength of MaterialsStatics, Dynamics, Strength of Materials)) To develop insight from analysis & use it in designTo develop insight from analysis & use it in design To learn to design to fulfill specific functional To learn to design to fulfill specific functional

requirements (requirements (Engin113, MIE213Engin113, MIE213)) To learn solid modeling and finite element analysis To learn solid modeling and finite element analysis

computer skills (computer skills (LABLAB)) To reinforce To reinforce ((semester-long group Design and semester-long group Design and

Analysis ProjectAnalysis Project))– communication (written, oral, and graphical)communication (written, oral, and graphical)– cooperative problem solvingcooperative problem solving– project management skillsproject management skills

Course OverviewCourse Overview Review: Solid mechanics, work, Review: Solid mechanics, work,

energy, and power conservation (Ch. energy, and power conservation (Ch. 1&2)1&2)

Statics

Kinematics Dynamics

Dynamics

Solid Mechanics Fluid Mechanics

Mechanics

Text Book & TopicsText Book & Topics

Robert C. Juvinall and Kurt M. Marshek, Robert C. Juvinall and Kurt M. Marshek, Fundamentals of Machine Component DesignFundamentals of Machine Component Design, , 3rd Edition, John Wiley & Sons3rd Edition, John Wiley & Sons– Safety ConsiderationsSafety Considerations– Load AnalysisLoad Analysis– Stress-Strain AnalysisStress-Strain Analysis– Failure Theories and ModesFailure Theories and Modes– Finite Element AnalysisFinite Element Analysis

Pro MechanicaPro Mechanica

Related TopicsRelated Topics

Force Analysis (FBD)Force Analysis (FBD) Stresses and StrainsStresses and Strains Fatigue AnalysisFatigue Analysis Design EvaluationDesign Evaluation Strength of MaterialStrength of Material Component design Component design

– ShaftsShafts

Grade DistributionGrade Distribution HomeworkHomework 5 %5 %

Quizzes & Class ParticipationQuizzes & Class Participation10%10%

Midterm ExamMidterm Exam15%15%

Final ExamFinal Exam20%20%

---------------------------- FEA HomeworkFEA Homework 5 %5 % Force Model & Solid Model ReportForce Model & Solid Model Report

10%10% Project Baseline Analysis ReportProject Baseline Analysis Report

15%15% Final Project Report Final Project Report

20%20%

Related InformationRelated Information

Academic Honesty Policy:Academic Honesty Policy: – http://www.ecs.umass.edu/mie/hon97.htmlhttp://www.ecs.umass.edu/mie/hon97.html

Pro Engineer and Pro Mechanica:Pro Engineer and Pro Mechanica:– All students expected to have working All students expected to have working

knowledge of Pro Eknowledge of Pro E– All Students are required to attend a 2 All Students are required to attend a 2

hour training session on Pro Mechanicahour training session on Pro Mechanica

Project TeamsProject Teams

Teams of 3 (and 4)Teams of 3 (and 4) Project GroupsProject Groups Goal: Goal:

– To discuss, decide, and to do real work To discuss, decide, and to do real work togethertogether

Rotating LeadershipRotating Leadership – Studies have shown that rotating Studies have shown that rotating

leadership assignments in semester-long leadership assignments in semester-long projects works wellprojects works well

– Every member has an opportunity to be Every member has an opportunity to be the leader for at least one reportsthe leader for at least one reports

Project Selection CriteriaProject Selection Criteria Design Against FailureDesign Against Failure Geometry ComplexityGeometry Complexity Load Estimation Load Estimation Operating ConditionsOperating Conditions Material PropertiesMaterial Properties Functional Behaviors:Functional Behaviors:

– Elastostatic analysisElastostatic analysis– thermal analysisthermal analysis– Buckling & Free vibration Buckling & Free vibration

Project InformationProject Information

Goal: Goal: – Product Redesign requiring Product Redesign requiring design, design,

analysis, and evaluationanalysis, and evaluation of one or more of one or more special purposespecial purpose parts parts

Project ProposalProject Proposal Force Model & Force Model &

Solid Model Report Solid Model Report Analysis ReportAnalysis Report Final ReportFinal Report

Sideview Mirror

Project EvaluationProject Evaluation

All reports will be evaluated All reports will be evaluated based on:based on:

Substance: Quality of contents and Substance: Quality of contents and quality of drawingsquality of drawings

Style: Presentation of materials in an Style: Presentation of materials in an integrated manner that is easy to integrated manner that is easy to read with no spelling, grammar, or, read with no spelling, grammar, or, other errorsother errors

Project ProposalProject Proposal

Two-pages to include:Two-pages to include: Member names and rotating leadership Member names and rotating leadership

assignmentassignment A brief overview of your design A brief overview of your design

describing: describing: General functions, operating conditions, and General functions, operating conditions, and

overall objectives of your projectoverall objectives of your project A sketch of the Actual Part or A sketch of the Actual Part or

subassemblysubassembly Project Timeline with task scheduleProject Timeline with task schedule

Force Model & Solid Model Force Model & Solid Model ReportReport

Group report with a leader clearly identifiedGroup report with a leader clearly identified Suggested topics:Suggested topics:

– IntroductionIntroduction– ObjectivesObjectives– Plan of WorkPlan of Work– Force ModelForce Model

FBD based Force AnalysisFBD based Force Analysis– Solid Models of Solid Models of critical componentscritical components

All figures should be numbered and have figure All figures should be numbered and have figure captionscaptions

– ConclusionConclusion

Project Analysis ReportProject Analysis Report

Group report with a leader clearly identifiedGroup report with a leader clearly identified Improved Solid Model ReportImproved Solid Model Report PLUSPLUS::

– FEAFEA of critical components of critical components Discuss in detail your simplifications in the context of Discuss in detail your simplifications in the context of

your design objectivesyour design objectives Clearly detail load conditionsClearly detail load conditions Discuss and kinematic constraintsDiscuss and kinematic constraints

– ValidationValidation of your results using simplified hand of your results using simplified hand calculationscalculations

– ConclusionConclusion