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Introductionto

EngineeringMechanics

Dar-YunChiang

Introductionto

EngineeringM1Objectives

Toprovideanintroductionof:※Fundamentalconcepts,

Generalprinciples,

Analysis

methods,

FutureStudies

inEngineeringMechanics.ObjectivesToprovideanint2Outline1.EngineeringMechanics2.FundamentalConcepts3.GeneralPrinciples4.StaticAnalysis5.DynamicAnalysis6.FutureStudiesOutline1.EngineeringMechanic3

1.EngineeringMechanicsMechanics: -Rigid-bodyMechanics -Deformable-bodyMechanics -FluidMechanicsRigid-bodyMechanics: -Statics

-Dynamics1.EngineeringMechanicsMecha4Statics–EquilibriumAnalysisofparticlesandbodiesDynamics–Acceleratedmotionofparticlesandbodies

Kinematics

and

KineticsMechanicsofMaterials…TheoryofVibration…1.EngineeringMechanicsStatics–EquilibriumAnalysis52.FundamentalsConceptsBasicQuantitiesLength,

Mass,Time,ForceUnitsofMeasurementm,kg,s,N…

(SI,Int.SystemofUnits)-DimensionalHomogeneity-SignificantFigures2.FundamentalsConceptsBasic62.FundamentalsConceptsIdealizationsParticles –Considermassbutneglectsize RigidBody

–NeglectmaterialpropertiesConcentratedForceSupportsandReactions2.FundamentalsConceptsIdeal73.GeneralPrinciples-Newton’sLawsofMotionFirstLaw,

SecondLaw,ThirdLawLawofGravitationalAttraction-D’AlembertPrinciple:F+(-ma)=0-ImpulseandMomentum-WorkandEnergy-PrincipleofVirtualWork(Equilibrium)

3.GeneralPrinciples-Newton’84.StaticAnalysis

ForceandEquilibriumForceSystemResultantsStructuralAnalysisInternalforcesFrictionCentroidandMomentsofInertiaVirtualWorkandStability4.StaticAnalysisForceandE95.DynamicAnalysisKinematicsofaParticleKinetics:ForceandAccelerationWorkandEnergyImpulseandMomentum(Impact)PlanarKinematicsandKinetics3-DKinematicsandKineticsVibrations5.DynamicAnalysisKinematics106.FutureStudies飛

機(jī)

結(jié)

構(gòu)

設(shè)

計(jì)

標(biāo)1.成本及重量

(CostandWeight)2.靜力強(qiáng)度

(StaticStrength)3.耐久性

(Durability)4.耐損傷性

(DamageTolerance)5.耐振顫及振動(dòng)性

(FlutterandVibration)6.耐腐蝕性

(CorrosionResistance)7.耐毀損性

(Crashworthiness)8.維修及製造簡(jiǎn)易性6.FutureStudies飛機(jī)結(jié)構(gòu)設(shè)計(jì)目116.FutureStudies材料力學(xué)、高等材力、結(jié)構(gòu)力學(xué)、彈性力學(xué)複合材料力學(xué)、破壞力學(xué)、連體力學(xué)、塑性力學(xué)黏彈性力學(xué)、板殼分析、結(jié)構(gòu)穩(wěn)定學(xué)、有限元素法

流體力學(xué)、空氣動(dòng)力學(xué)、熱力學(xué)、熱傳與燃燒…振動(dòng)學(xué)、非線性振動(dòng)學(xué)、混沌振動(dòng)學(xué)高等動(dòng)力學(xué)、結(jié)構(gòu)動(dòng)力學(xué)、隨機(jī)振動(dòng)…

數(shù)值分析、機(jī)率與統(tǒng)計(jì)、信號(hào)處理、智慧型計(jì)算最佳化分析、導(dǎo)航與控制、系統(tǒng)識(shí)別、…6.FutureStudies材料力學(xué)、高等材力、結(jié)構(gòu)力12UltimateChallenge

UltimateChallenge13Introductionto

EngineeringMechanics

Dar-YunChiang

Introductionto

EngineeringM14Objectives

Toprovideanintroductionof:※Fundamentalconcepts,

Generalprinciples,

Analysis

methods,

FutureStudies

inEngineeringMechanics.ObjectivesToprovideanint15Outline1.EngineeringMechanics2.FundamentalConcepts3.GeneralPrinciples4.StaticAnalysis5.DynamicAnalysis6.FutureStudiesOutline1.EngineeringMechanic16

1.EngineeringMechanicsMechanics: -Rigid-bodyMechanics -Deformable-bodyMechanics -FluidMechanicsRigid-bodyMechanics: -Statics

-Dynamics1.EngineeringMechanicsMecha17Statics–EquilibriumAnalysisofparticlesandbodiesDynamics–Acceleratedmotionofparticlesandbodies

Kinematics

and

KineticsMechanicsofMaterials…TheoryofVibration…1.EngineeringMechanicsStatics–EquilibriumAnalysis182.FundamentalsConceptsBasicQuantitiesLength,

Mass,Time,ForceUnitsofMeasurementm,kg,s,N…

(SI,Int.SystemofUnits)-DimensionalHomogeneity-SignificantFigures2.FundamentalsConceptsBasic192.FundamentalsConceptsIdealizationsParticles –Considermassbutneglectsize RigidBody

–NeglectmaterialpropertiesConcentratedForceSupportsandReactions2.FundamentalsConceptsIdeal203.GeneralPrinciples-Newton’sLawsofMotionFirstLaw,

SecondLaw,ThirdLawLawofGravitationalAttraction-D’AlembertPrinciple:F+(-ma)=0-ImpulseandMomentum-WorkandEnergy-PrincipleofVirtualWork(Equilibrium)

3.GeneralPrinciples-Newton’214.StaticAnalysis

ForceandEquilibriumForceSystemResultantsStructuralAnalysisInternalforcesFrictionCentroidandMomentsofInertiaVirtualWorkandStability4.StaticAnalysisForceandE225.DynamicAnalysisKinematicsofaParticleKinetics:ForceandAccelerationWorkandEnergyImpulseandMomentum(Impact)PlanarKinematicsandKinetics3-DKinematicsandKineticsVibrations5.DynamicAnalysisKinematics236.FutureStudies飛

機(jī)

結(jié)

構(gòu)

設(shè)

計(jì)

標(biāo)1.成本及重量

(CostandWeight)2.靜力強(qiáng)度

(StaticStrength)3.耐久性

(Durability)4.耐損傷性

(DamageTolerance)5.耐振顫及振動(dòng)性

(FlutterandVibration)6.耐腐蝕性

(CorrosionResistance)7.耐毀損性

(Crashworthiness)8.維修及製造簡(jiǎn)易性6.FutureStudies飛機(jī)結(jié)構(gòu)設(shè)計(jì)目246.Future

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