Inertia

1D-rotational component with inertia

Information

This information is part of the Modelica Standard Library maintained by the Modelica Association.

Rotational component with inertia and two rigidly connected flanges.

Parameters (2)

J	Value: Type: Inertia (kg·m²) Description: Moment of inertia
stateSelect	Value: StateSelect.default Type: StateSelect Description: Priority to use phi and w as states

Value:

Type: Inertia (kg·m²)

Description: Moment of inertia

stateSelect

Value: StateSelect.default

Type: StateSelect

Description: Priority to use phi and w as states

Connectors (2)

	flange_a	Type: Flange_a Description: Flange of left shaft
	flange_b	Type: Flange_b Description: Flange of right shaft

flange_a

Type: Flange_a

Description: Flange of left shaft

flange_b

Type: Flange_b

Description: Flange of right shaft

Used in Examples (86)

	PID_Controller Modelica.Blocks.Examples Demonstrates the usage of a Continuous.LimPID controller
	Continuous Modelica.Clocked.Examples.SimpleControlledDrive Simple controlled drive with continuous controller
	ClockedWithDiscreteTextbookController Modelica.Clocked.Examples.SimpleControlledDrive Simple controlled drive with discrete textbook controller (period is not used in the controller)
	ClockedWithDiscreteController Modelica.Clocked.Examples.SimpleControlledDrive Simple controlled drive with discrete controller (period is used in the controller)
	ExactlyClockedWithDiscreteController Modelica.Clocked.Examples.SimpleControlledDrive Simple controlled drive with discrete controller and exact periodic clocks (period is used in the controller)
	ClockedWithDiscretizedContinuousController Modelica.Clocked.Examples.SimpleControlledDrive Simple controlled drive with discretized continuous-time controller
	ClockedWith_AD_DA_Effects Modelica.Clocked.Examples.SimpleControlledDrive Simple controlled drive with discrete controller and simulated AD and DA effects
	Continuous Modelica.Clocked.Examples.CascadeControlledDrive Drive with continuous-time cascade controller
	SubClocked Modelica.Clocked.Examples.CascadeControlledDrive Drive with clocked cascade controller where clocks are defined with sub-sampling and partitions with super-sampling
	SuperSampled Modelica.Clocked.Examples.CascadeControlledDrive Drive with clocked cascade controller where fastest partition is defined with a clock and slower partition is defined with super-sampling
	AbsoluteClocks Modelica.Clocked.Examples.CascadeControlledDrive Drive with clocked cascade controller where all partitions are defined with exact (integer) clock that need to be compatible to each other
	IMC_DOL Modelica.Electrical.Machines.Examples.InductionMachines Test example: InductionMachineSquirrelCage direct-on-line
	IMC_YD Modelica.Electrical.Machines.Examples.InductionMachines Test example: InductionMachineSquirrelCage Y-D
	IMC_YDarc Modelica.Electrical.Machines.Examples.InductionMachines Test example: InductionMachineSquirrelCage Y-D
	IMC_Transformer Modelica.Electrical.Machines.Examples.InductionMachines Test example: InductionMachineSquirrelCage transformer starting
	IMS_Start Modelica.Electrical.Machines.Examples.InductionMachines Test example: InductionMachineSlipRing
	IMC_Inverter Modelica.Electrical.Machines.Examples.InductionMachines Test example: InductionMachineSquirrelCage with inverter
	IMC_InverterDrive Modelica.Electrical.Machines.Examples.InductionMachines Test example: InductionMachineSquirrelCage inverter drive
	IMC_Steinmetz Modelica.Electrical.Machines.Examples.InductionMachines InductionMachineSquirrelCage Steinmetz-connection
	IMC_withLosses Modelica.Electrical.Machines.Examples.InductionMachines Test example: InductionMachineSquirrelCage with losses
	IMC_Initialize Modelica.Electrical.Machines.Examples.InductionMachines Test example: Steady-State Initialization of InductionMachineSquirrelCage
	IMC_DCBraking Modelica.Electrical.Machines.Examples.InductionMachines Induction machine with DC current braking
	SMR_DOL Modelica.Electrical.Machines.Examples.SynchronousMachines Test example: SynchronousMachineReluctanceRotor direct-on-line
	SMR_Inverter Modelica.Electrical.Machines.Examples.SynchronousMachines Test example: SynchronousMachineReluctanceRotor with inverter
	SMPM_Inverter Modelica.Electrical.Machines.Examples.SynchronousMachines Test example: PermanentMagnetSynchronousMachine with inverter
	SMPM_CurrentSource Modelica.Electrical.Machines.Examples.SynchronousMachines Test example: PermanentMagnetSynchronousMachine fed by current source
	SMPM_VoltageSource Modelica.Electrical.Machines.Examples.SynchronousMachines Test example: PermanentMagnetSynchronousMachine fed by FOC
	SMPM_Braking Modelica.Electrical.Machines.Examples.SynchronousMachines Test example: PermanentMagnetSynchronousMachine acting as brake
	SMPM_ResistiveBraking Modelica.Electrical.Machines.Examples.SynchronousMachines PermanentMagnetSynchronousMachine braking with a resistor
	DCPM_Start Modelica.Electrical.Machines.Examples.DCMachines Test example: DC with permanent magnet starting with voltage ramp
	DCPM_CurrentControlled Modelica.Electrical.Machines.Examples.DCMachines Test example: DC with permanent magnet starting with current controller
	DCEE_Start Modelica.Electrical.Machines.Examples.DCMachines Test example: DC with electrical excitation starting with voltage ramp
	DCSE_Start Modelica.Electrical.Machines.Examples.DCMachines Test example: DC with serial excitation starting with voltage ramp
	DCSE_SinglePhase Modelica.Electrical.Machines.Examples.DCMachines Test example: DC with serial excitation starting with voltage ramp
	DCPM_Temperature Modelica.Electrical.Machines.Examples.DCMachines Test example: Investigate temperature dependency of a DCPM motor
	DCPM_Cooling Modelica.Electrical.Machines.Examples.DCMachines Test example: Cooling of a DCPM motor
	DCPM_QuasiStatic Modelica.Electrical.Machines.Examples.DCMachines Test example: Compare DCPM motors transient - quasi-static
	DCPM_withLosses Modelica.Electrical.Machines.Examples.DCMachines Test example: Investigate influence of losses on DCPM motor performance
	DC_CompareCharacteristics Modelica.Electrical.Machines.Examples.DCMachines Test example: Compare torque-speed characteristic of DC motors
	SoftStarter Modelica.Electrical.PowerConverters.Examples.ACAC Soft start of an induction machine
	IMC_DOL_Polyphase Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.ComparisonPolyphase Direct on line start of polyphase induction machine with squirrel cage
	IMS_Start_Polyphase Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines.ComparisonPolyphase Starting of polyphase induction machine with slip rings
	IMC_DOL Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines Direct on line (DOL) start of induction machine with squirrel cage
	IMC_YD Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines Induction machine with squirrel cage starting Y-D
	IMC_Transformer Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines Induction machine with squirrel cage starting with transformer
	IMC_Inverter Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines Induction machine with squirrel cage and inverter
	IMC_Steinmetz Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines Induction machine with squirrel cage and Steinmetz-connection
	IMC_withLosses Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines Induction machine with squirrel cage and losses
	IMC_Initialize Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines Steady-state initialization of induction machine with squirrel cage
	IMS_Start Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.InductionMachines Starting of induction machine with slip rings
	SMPM_Inverter_Polyphase Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.ComparisonPolyphase Starting of polyphase permanent magnet synchronous machine with inverter
	SMR_Inverter_Polyphase Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.SynchronousMachines.ComparisonPolyphase Starting of polyphase synchronous reluctance machine with inverter
	SMPM_Inverter Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.SynchronousMachines Starting of permanent magnet synchronous machine with inverter
	SMPM_CurrentSource Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.SynchronousMachines Test example: PermanentMagnetSynchronousMachine fed by current source
	SMPM_VoltageSource Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.SynchronousMachines Test example: PermanentMagnetSynchronousMachine fed by FOC
	SMPM_Braking Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.SynchronousMachines Test example: PermanentMagnetSynchronousMachine acting as brake
	SMR_Inverter Modelica.Magnetic.FundamentalWave.Examples.BasicMachines.SynchronousMachines Starting of synchronous reluctance machine with inverter
	IMC_DOL Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines Induction machine with squirrel cage started directly on line (DOL)
	IMC_YD Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines Induction machine with squirrel cage starting Y-D
	IMC_Transformer Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines Induction machine with squirrel cage starting with transformer
	IMC_withLosses Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines Induction machine with squirrel cage and losses
	IMC_Initialize Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines Steady-state initialization of induction machine with squirrel cage
	IMS_Start Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.InductionMachines Starting of induction machine with slip rings
	SMPM_Mains Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines Permanent magnet synchronous machine operated at mains with step torque load
	SMPM_CurrentSource Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines Test example: PermanentMagnetSynchronousMachine fed by current source
	SMR_CurrentSource Modelica.Magnetic.QuasiStatic.FundamentalWave.Examples.BasicMachines.SynchronousMachines Test example: Synchronous reluctance machine fed by current source
	EngineV6 Modelica.Mechanics.MultiBody.Examples.Loops V6 engine with 6 cylinders, 6 planar loops and 1 degree-of-freedom
	EngineV6_analytic Modelica.Mechanics.MultiBody.Examples.Loops V6 engine with 6 cylinders, 6 planar loops, 1 degree-of-freedom and analytic handling of kinematic loops
	GearConstraint Modelica.Mechanics.MultiBody.Examples.Rotational3DEffects Demonstrate usage of GearConstraint model
	OneAxis Modelica.Mechanics.MultiBody.Examples.Systems.RobotR3 Model of one axis of robot (controller, motor, gearbox) with simple load
	First Modelica.Mechanics.Rotational.Examples First example: simple drive train
	FirstGrounded Modelica.Mechanics.Rotational.Examples First example: simple drive train with grounded elements
	Friction Modelica.Mechanics.Rotational.Examples Drive train with clutch and brake
	CoupledClutches Modelica.Mechanics.Rotational.Examples Drive train with 3 dynamically coupled clutches
	LossyGearDemo1 Modelica.Mechanics.Rotational.Examples Example to show that gear efficiency may lead to stuck motion
	LossyGearDemo2 Modelica.Mechanics.Rotational.Examples Example to show combination of LossyGear and BearingFriction
	LossyGearDemo3 Modelica.Mechanics.Rotational.Examples Example that failed in the previous version of the LossyGear version
	ElasticBearing Modelica.Mechanics.Rotational.Examples Example to show possible usage of support flange
	Backlash Modelica.Mechanics.Rotational.Examples Example to demonstrate backlash
	RollingWheel Modelica.Mechanics.Rotational.Examples Demonstrate coupling Rotational - Translational
	HeatLosses Modelica.Mechanics.Rotational.Examples Demonstrate the modeling of heat losses
	SimpleGearShift Modelica.Mechanics.Rotational.Examples Simple Gearshift
	EddyCurrentBrake Modelica.Mechanics.Rotational.Examples Demonstrate the usage of the rotational eddy current brake
	GenerationOfFMUs Modelica.Mechanics.Rotational.Examples Example to demonstrate variants to generate FMUs (Functional Mock-up Units)
	OneWayClutch Modelica.Mechanics.Rotational.Examples Drive train with actively engaged one-way clutch
	OneWayClutchDisengaged Modelica.Mechanics.Rotational.Examples Drive train with disengaged one-way clutch

Used in Components (12)

	MotorWithCurrentControl Modelica.Blocks.Examples.Noise.Utilities.Parts Synchronous machine with current controller and measurement noise
	Engine Modelica.Clocked.Examples.Systems.Utilities.ComponentsThrottleControl Internal combustion engine.
	PartialControlledDCPM Modelica.Electrical.Machines.Examples.ControlledDCDrives.Utilities Partial controlled DC PM drive with H-bridge from battery
	PartialBasicMachine Modelica.Electrical.Machines.Interfaces Partial model for all machines
	Machine Modelica.Magnetic.FundamentalWave.BaseClasses Base model of machines
	Machine Modelica.Magnetic.QuasiStatic.FundamentalWave.BaseClasses Base model of machines
	Engine1Base Modelica.Mechanics.MultiBody.Examples.Loops.Utilities Base model for one cylinder engine
	Motor Modelica.Mechanics.MultiBody.Examples.Systems.RobotR3.Utilities Motor model including current controller of r3 motors
	Rotor1D Modelica.Mechanics.MultiBody.Parts 1D inertia attachable on 3-dim. bodies (3D dynamic effects are taken into account if world.driveTrainMechanics3D=true)
	DirectInertia Modelica.Mechanics.Rotational.Examples.Utilities Input/output block of a direct inertia model
	InverseInertia Modelica.Mechanics.Rotational.Examples.Utilities Input/output block of an inverse inertia model
	Vehicle Modelica.Mechanics.Translational.Components Simple vehicle model