美国机械工程师手册_26663

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TABLEOFCONTENTS
MECHANICS

MECHANICSMECHANICALPROPERTIESOF
BODIES(Cont.)
113TermsandDefinitions
114UnitSystems162WorkandPower
114Gravity163CentrifugalForce
116Metric(SI)System167BalancingRotatingParts
118ForceSystems167StaticandDynamicBalancing
118ScalarandVectorQuantities167BalancingCalculations
118GraphicalResolutionofForces168MassesinSamePlane
120CouplesandForces170MassesinTwoorMorePlanes
121Resolutionofforcesystems171BalancingLatheFixtures
122SubtractionandAdditionofForce
126ForcesinTwoorMorePlanesFLYWHEELS
127ParallelForces173Classification
128NonparallelForces173EnergybyVelocity
130Mechanisms174FlywheelDesign
130Inclinedplane,Wedge174FlywheelsforPresses,Punches
132LeversandShears
133Toggle-joint176DimensionsofFlywheel
134WheelsandPulleys177SimplifiedFlywheelCalculations
135DifferentialPulleyandScrew178CentrifugalStressesinFlywheel
MECHANICALPROPERTIESOF179CombinedStressesinFlywheel
BODIES179ThicknessofFlywheelRims
180SafetyFactors
136PropertiesofBodies180SafeRimSpeeds
136Formulasforcenterofgravity181SafeRotationSpeeds
143MomentsofInertia182BurstingSpeeds
144Polarmomentsofinertia183StressesinRotatingDisks
146RadiusofGyration183SteamEngineFlywheels
151CenterandRadiusofOscillation184EngineFlywheel
151CenterofPercussion184SpokesorArmsofFlywheels
151VelocityandAcceleration185CriticalSpeeds
151ConstantVelocity186CriticalSpeedFormulas
152LinearMotionwithAcceleration187AngularVelocity
153RotaryMotionwithAcceleration187LinearVelocityofPointsona
154Force,Work,Energy,andRotatingBody
Momentum
154AccelerationsbyUnbalancedPENDULUMS
Forces188TypesofPendulums
156TorqueandAngularAcceleration189PendulumCalculations
156Energy189PendulumFormulas
158ForcesandCouples
158WorkandEnergyFRICTION
159ForceofaBlow
160ImpulseandMomentum190LawsofFriction
191CoefficientsofFriction
191RollingFriction
191StaticFrictionCoefficients


112
MECHANICS113

MECHANICS
ThroughouttheMechanicssectioninthisHandbook,bothEnglishandmetricSI
dataandformulasaregiventocovertherequirementsofworkingineithersyste