ansys steady-state thermal

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Page 1: Ansys Steady-State Thermal

ProjectFirst Saved Wednesday, February 08, 2012

Last Saved Wednesday, February 08, 2012

Product Version 13.0 Release

Page 2: Ansys Steady-State Thermal

Contents

Units

Model (B4) o Geometry

Part 1 o Coordinate Systems o Mesh o Steady-State Thermal (B5)

Initial Temperature Analysis Settings Loads Solution (B6)

Solution Information Results

Material Data o Aluminum Alloy

Units

TABLE 1Unit System Metric (mm, kg, N, s, mV, mA) Degrees rad/s Celsius

Angle Degrees

Rotational Velocity rad/s

Temperature Celsius

Model (B4)

Geometry

TABLE 2Model (B4) > Geometry

Object Name Geometry

State Fully Defined

Definition

SourceD:\Master CAD-CAM-CIM\Semestre A\CAE - Ingeniería Asistida por

Ordenador\Ficheros Ansys\3) 11-11-2011\Pump_housing.x_t

Type Parasolid

Length Unit Meters

Element Control Program Controlled

Display Style Part Color

Bounding Box

Length X 230. mm

Page 3: Ansys Steady-State Thermal

Length Y 200. mm

Length Z 75. mm

Properties

Volume 7.0865e+005 mm³

Mass 1.963 kg

Scale Factor Value 1.

Statistics

Bodies 1

Active Bodies 1

Nodes 14352

Elements 8301

Mesh Metric None

Preferences

Import Solid Bodies Yes

Import Surface Bodies Yes

Import Line Bodies No

Parameter Processing Yes

Personal Parameter Key

DS

CAD Attribute Transfer No

Named Selection Processing

No

Material Properties Transfer

No

CAD Associativity Yes

Import Coordinate Systems

No

Reader Save Part File No

Import Using Instances Yes

Do Smart Update No

Attach File Via Temp File

Yes

Temporary Directory C:\Users\Ridoku Sennin\AppData\Local\Temp

Analysis Type 3-D

Mixed Import Resolution

None

Enclosure and Symmetry Processing

Yes

TABLE 3Model (B4) > Geometry > PartsObject Name Part 1

State Meshed

Graphics Properties

Visible Yes

Transparency 1

Definition

Page 4: Ansys Steady-State Thermal

Suppressed No

Stiffness Behavior Flexible

Coordinate System Default Coordinate System

Reference Temperature By Environment

Material

Assignment Aluminum Alloy

Nonlinear Effects Yes

Thermal Strain Effects Yes

Bounding Box

Length X 230. mm

Length Y 200. mm

Length Z 75. mm

Properties

Volume 7.0865e+005 mm³

Mass 1.963 kg

Centroid X 7.4907 mm

Centroid Y -6.4052e-002 mm

Centroid Z 21.795 mm

Moment of Inertia Ip1 4802.7 kg·mm²

Moment of Inertia Ip2 6151.8 kg·mm²

Moment of Inertia Ip3 9631.3 kg·mm²

Statistics

Nodes 14352

Elements 8301

Mesh Metric None

CAD Attributes

PartTolerance 0.000001

Coordinate Systems

TABLE 4Model (B4) > Coordinate Systems > Coordinate System

Object Name Global Coordinate System

State Fully Defined

Definition

Type Cartesian

Coordinate System ID 0.

Origin

Origin X 0. mm

Origin Y 0. mm

Origin Z 0. mm

Directional Vectors

X Axis Data [ 1. 0. 0. ]

Y Axis Data [ 0. 1. 0. ]

Z Axis Data [ 0. 0. 1. ]

Page 5: Ansys Steady-State Thermal

Mesh

TABLE 5Model (B4) > Mesh

Object Name Mesh

State Solved

Defaults

Physics Preference Mechanical

Relevance 100

Sizing

Use Advanced Size Function Off

Relevance Center Coarse

Element Size Default

Initial Size Seed Active Assembly

Smoothing Medium

Transition Fast

Span Angle Center Coarse

Minimum Edge Length 1.11990 mm

Inflation

Use Automatic Inflation None

Inflation Option Smooth Transition

Transition Ratio 0.272

Maximum Layers 5

Growth Rate 1.2

Inflation Algorithm Pre

View Advanced Options No

Advanced

Shape Checking Standard Mechanical

Element Midside Nodes Program Controlled

Straight Sided Elements No

Number of Retries Default (4)

Extra Retries For Assembly Yes

Rigid Body Behavior Dimensionally Reduced

Mesh Morphing Disabled

Defeaturing

Pinch Tolerance Please Define

Generate Pinch on Refresh No

Automatic Mesh Based Defeaturing On

Defeaturing Tolerance Default

Statistics

Nodes 14352

Elements 8301

Mesh Metric None

Steady-State Thermal (B5)

Page 6: Ansys Steady-State Thermal

TABLE 6Model (B4) > Analysis

Object Name Steady-State Thermal (B5)

State Solved

Definition

Physics Type Thermal

Analysis Type Steady-State

Solver Target Mechanical APDL

Options

Generate Input Only No

TABLE 7Model (B4) > Steady-State Thermal (B5) > Initial Condition

Object Name Initial Temperature

State Fully Defined

Definition

Initial Temperature Uniform Temperature

Initial Temperature Value 22. °C

TABLE 8Model (B4) > Steady-State Thermal (B5) > Analysis Settings

Object Name Analysis Settings

State Fully Defined

Step Controls

Number Of Steps 1.

Current Step Number 1.

Step End Time 1. s

Auto Time Stepping Program Controlled

Solver Controls

Solver Type Program Controlled

Radiosity Controls

Flux Convergence 1.e-004

Maximum Iteration 1000.

Solver Tolerance 0.1

Over Relaxation 0.1

Hemicube Resolution 10.

Nonlinear Controls

Heat Convergence Program Controlled

Temperature Convergence

Program Controlled

Line Search Program Controlled

Output Controls

Calculate Thermal Flux Yes

Calculate Results At All Time Points

Analysis Data Management

Solver Files DirectoryC:\Users\Ridoku Sennin\Desktop\WorkShop\WorkShop6.1_files\dp0\SYS-

1\MECH\

Page 7: Ansys Steady-State Thermal

Future Analysis None

Scratch Solver Files Directory

Save MAPDL db No

Delete Unneeded Files Yes

Nonlinear Solution Yes

Solver Units Active System

Solver Unit System nmm

TABLE 9Model (B4) > Steady-State Thermal (B5) > Loads

Object Name Temperature Temperature 2 Convection

State Fully Defined

Scope

Scoping Method Geometry Selection

Geometry 13 Faces 1 Face 32 Faces

Definition

Type Temperature Convection

Magnitude 90. °C (ramped) 60. °C (ramped)

Suppressed No

Film Coefficient Stagnant Air - Simplified Case

Coefficient Type Average Film Temperature

Ambient Temperature 20. °C (ramped)

Edit Tabular Data Film Coefficient

FIGURE 1Model (B4) > Steady-State Thermal (B5) > Temperature

Page 8: Ansys Steady-State Thermal

FIGURE 2Model (B4) > Steady-State Thermal (B5) > Temperature 2

Page 9: Ansys Steady-State Thermal

FIGURE 3Model (B4) > Steady-State Thermal (B5) > Convection

TABLE 10Model (B4) > Steady-State Thermal (B5) > Convection

Temperature [°C] Convection Coefficient [W/mm²·°C]

21. 5.e-006

Solution (B6)

TABLE 11Model (B4) > Steady-State Thermal (B5) > Solution

Object Name Solution (B6)

State Solved

Adaptive Mesh Refinement

Max Refinement Loops 1.

Refinement Depth 2.

Information

Status Done

TABLE 12Model (B4) > Steady-State Thermal (B5) > Solution (B6) > Solution Information

Object Name Solution Information

State Solved

Solution Information

Page 10: Ansys Steady-State Thermal

Solution Output Solver Output

Update Interval 2.5 s

Display Points All

TABLE 13Model (B4) > Steady-State Thermal (B5) > Solution (B6) > Results

Object Name Temperature Total Heat Flux

State Solved

Scope

Scoping Method Geometry Selection

Geometry All Bodies

Definition

Type Temperature Total Heat Flux

By Time

Display Time Last

Calculate Time History Yes

Identifier

Results

Minimum 60. °C 1.6506e-004 W/mm²

Maximum 90. °C 0.77415 W/mm²

Information

Time 1. s

Load Step 1

Substep 1

Iteration Number 2

Integration Point Results

Display Option Averaged

Material Data

Aluminum Alloy

TABLE 14Aluminum Alloy > Constants

Density 2.77e-006 kg mm^-3

Coefficient of Thermal Expansion 2.3e-005 C^-1

Specific Heat 8.75e+005 mJ kg^-1 C^-1

TABLE 15Aluminum Alloy > Compressive Ultimate Strength

Compressive Ultimate Strength MPa

0

TABLE 16Aluminum Alloy > Compressive Yield Strength

Compressive Yield Strength MPa

Page 11: Ansys Steady-State Thermal

280

TABLE 17Aluminum Alloy > Tensile Yield Strength

Tensile Yield Strength MPa

280

TABLE 18Aluminum Alloy > Tensile Ultimate Strength

Tensile Ultimate Strength MPa

310

TABLE 19Aluminum Alloy > Isotropic Secant Coefficient of Thermal Expansion

Reference Temperature C

22

TABLE 20Aluminum Alloy > Isotropic Thermal ConductivityThermal Conductivity W mm^-1 C^-1 Temperature C

0.114 -100

0.144 0

0.165 100

0.175 200

TABLE 21Aluminum Alloy > Alternating Stress R-Ratio

Alternating Stress MPa Cycles R-Ratio

275.8 1700 -1

241.3 5000 -1

206.8 34000 -1

172.4 1.4e+005 -1

137.9 8.e+005 -1

117.2 2.4e+006 -1

89.63 5.5e+007 -1

82.74 1.e+008 -1

170.6 50000 -0.5

139.6 3.5e+005 -0.5

108.6 3.7e+006 -0.5

87.91 1.4e+007 -0.5

77.57 5.e+007 -0.5

72.39 1.e+008 -0.5

144.8 50000 0

120.7 1.9e+005 0

103.4 1.3e+006 0

93.08 4.4e+006 0

86.18 1.2e+007 0

Page 12: Ansys Steady-State Thermal

72.39 1.e+008 0

74.12 3.e+005 0.5

70.67 1.5e+006 0.5

66.36 1.2e+007 0.5

62.05 1.e+008 0.5

TABLE 22Aluminum Alloy > Isotropic Resistivity

Resistivity ohm mm

Temperature C

2.43e-005 0

2.67e-005 20

3.63e-005 100

TABLE 23Aluminum Alloy > Isotropic Elasticity

Temperature C

Young's Modulus MPa Poisson's Ratio Bulk Modulus MPa Shear Modulus MPa

71000 0.33 69608 26692

TABLE 24Aluminum Alloy > Isotropic Relative Permeability

Relative Permeability

1

ProjectFirst Saved Wednesday, February 08, 2012

Last Saved Wednesday, February 08, 2012

Product Version 13.0 Release

Page 13: Ansys Steady-State Thermal
Page 14: Ansys Steady-State Thermal

Contents

Units

Model (B4) o Geometry

Part 1 o Coordinate Systems o Mesh o Steady-State Thermal (B5)

Initial Temperature Analysis Settings Loads Solution (B6)

Solution Information Results

Material Data o Aluminum Alloy

Units

TABLE 1Unit System Metric (mm, kg, N, s, mV, mA) Degrees rad/s Celsius

Angle Degrees

Rotational Velocity rad/s

Temperature Celsius

Model (B4)

Geometry

TABLE 2Model (B4) > Geometry

Object Name Geometry

State Fully Defined

Definition

SourceD:\Master CAD-CAM-CIM\Semestre A\CAE - Ingeniería Asistida por

Ordenador\Ficheros Ansys\3) 11-11-2011\Pump_housing.x_t

Type Parasolid

Length Unit Meters

Element Control Program Controlled

Display Style Part Color

Bounding Box

Length X 230. mm

Page 15: Ansys Steady-State Thermal

Length Y 200. mm

Length Z 75. mm

Properties

Volume 7.0865e+005 mm³

Mass 1.963 kg

Scale Factor Value 1.

Statistics

Bodies 1

Active Bodies 1

Nodes 14352

Elements 8301

Mesh Metric None

Preferences

Import Solid Bodies Yes

Import Surface Bodies Yes

Import Line Bodies No

Parameter Processing Yes

Personal Parameter Key

DS

CAD Attribute Transfer No

Named Selection Processing

No

Material Properties Transfer

No

CAD Associativity Yes

Import Coordinate Systems

No

Reader Save Part File No

Import Using Instances Yes

Do Smart Update No

Attach File Via Temp File

Yes

Temporary Directory C:\Users\Ridoku Sennin\AppData\Local\Temp

Analysis Type 3-D

Mixed Import Resolution

None

Enclosure and Symmetry Processing

Yes

TABLE 3Model (B4) > Geometry > PartsObject Name Part 1

State Meshed

Graphics Properties

Visible Yes

Transparency 1

Definition

Page 16: Ansys Steady-State Thermal

Suppressed No

Stiffness Behavior Flexible

Coordinate System Default Coordinate System

Reference Temperature By Environment

Material

Assignment Aluminum Alloy

Nonlinear Effects Yes

Thermal Strain Effects Yes

Bounding Box

Length X 230. mm

Length Y 200. mm

Length Z 75. mm

Properties

Volume 7.0865e+005 mm³

Mass 1.963 kg

Centroid X 7.4907 mm

Centroid Y -6.4052e-002 mm

Centroid Z 21.795 mm

Moment of Inertia Ip1 4802.7 kg·mm²

Moment of Inertia Ip2 6151.8 kg·mm²

Moment of Inertia Ip3 9631.3 kg·mm²

Statistics

Nodes 14352

Elements 8301

Mesh Metric None

CAD Attributes

PartTolerance 0.000001

Coordinate Systems

TABLE 4Model (B4) > Coordinate Systems > Coordinate System

Object Name Global Coordinate System

State Fully Defined

Definition

Type Cartesian

Coordinate System ID 0.

Origin

Origin X 0. mm

Origin Y 0. mm

Origin Z 0. mm

Directional Vectors

X Axis Data [ 1. 0. 0. ]

Y Axis Data [ 0. 1. 0. ]

Z Axis Data [ 0. 0. 1. ]

Page 17: Ansys Steady-State Thermal

Mesh

TABLE 5Model (B4) > Mesh

Object Name Mesh

State Solved

Defaults

Physics Preference Mechanical

Relevance 100

Sizing

Use Advanced Size Function Off

Relevance Center Coarse

Element Size Default

Initial Size Seed Active Assembly

Smoothing Medium

Transition Fast

Span Angle Center Coarse

Minimum Edge Length 1.11990 mm

Inflation

Use Automatic Inflation None

Inflation Option Smooth Transition

Transition Ratio 0.272

Maximum Layers 5

Growth Rate 1.2

Inflation Algorithm Pre

View Advanced Options No

Advanced

Shape Checking Standard Mechanical

Element Midside Nodes Program Controlled

Straight Sided Elements No

Number of Retries Default (4)

Extra Retries For Assembly Yes

Rigid Body Behavior Dimensionally Reduced

Mesh Morphing Disabled

Defeaturing

Pinch Tolerance Please Define

Generate Pinch on Refresh No

Automatic Mesh Based Defeaturing On

Defeaturing Tolerance Default

Statistics

Nodes 14352

Elements 8301

Mesh Metric None

Steady-State Thermal (B5)

Page 18: Ansys Steady-State Thermal

TABLE 6Model (B4) > Analysis

Object Name Steady-State Thermal (B5)

State Solved

Definition

Physics Type Thermal

Analysis Type Steady-State

Solver Target Mechanical APDL

Options

Generate Input Only No

TABLE 7Model (B4) > Steady-State Thermal (B5) > Initial Condition

Object Name Initial Temperature

State Fully Defined

Definition

Initial Temperature Uniform Temperature

Initial Temperature Value 22. °C

TABLE 8Model (B4) > Steady-State Thermal (B5) > Analysis Settings

Object Name Analysis Settings

State Fully Defined

Step Controls

Number Of Steps 1.

Current Step Number 1.

Step End Time 1. s

Auto Time Stepping Program Controlled

Solver Controls

Solver Type Program Controlled

Radiosity Controls

Flux Convergence 1.e-004

Maximum Iteration 1000.

Solver Tolerance 0.1

Over Relaxation 0.1

Hemicube Resolution 10.

Nonlinear Controls

Heat Convergence Program Controlled

Temperature Convergence

Program Controlled

Line Search Program Controlled

Output Controls

Calculate Thermal Flux Yes

Calculate Results At All Time Points

Analysis Data Management

Solver Files DirectoryC:\Users\Ridoku Sennin\Desktop\WorkShop\WorkShop6.1_files\dp0\SYS-

1\MECH\

Page 19: Ansys Steady-State Thermal

Future Analysis None

Scratch Solver Files Directory

Save MAPDL db No

Delete Unneeded Files Yes

Nonlinear Solution Yes

Solver Units Active System

Solver Unit System nmm

TABLE 9Model (B4) > Steady-State Thermal (B5) > Loads

Object Name Temperature Temperature 2 Convection

State Fully Defined

Scope

Scoping Method Geometry Selection

Geometry 13 Faces 1 Face 32 Faces

Definition

Type Temperature Convection

Magnitude 90. °C (ramped) 60. °C (ramped)

Suppressed No

Film Coefficient Stagnant Air - Simplified Case

Coefficient Type Average Film Temperature

Ambient Temperature 20. °C (ramped)

Edit Tabular Data Film Coefficient

FIGURE 1Model (B4) > Steady-State Thermal (B5) > Temperature

Page 20: Ansys Steady-State Thermal

FIGURE 2Model (B4) > Steady-State Thermal (B5) > Temperature 2

Page 21: Ansys Steady-State Thermal

FIGURE 3Model (B4) > Steady-State Thermal (B5) > Convection

TABLE 10Model (B4) > Steady-State Thermal (B5) > Convection

Temperature [°C] Convection Coefficient [W/mm²·°C]

21. 5.e-006

Solution (B6)

TABLE 11Model (B4) > Steady-State Thermal (B5) > Solution

Object Name Solution (B6)

State Solved

Adaptive Mesh Refinement

Max Refinement Loops 1.

Refinement Depth 2.

Information

Status Done

TABLE 12Model (B4) > Steady-State Thermal (B5) > Solution (B6) > Solution Information

Object Name Solution Information

State Solved

Solution Information

Page 22: Ansys Steady-State Thermal

Solution Output Solver Output

Update Interval 2.5 s

Display Points All

TABLE 13Model (B4) > Steady-State Thermal (B5) > Solution (B6) > Results

Object Name Temperature Total Heat Flux

State Solved

Scope

Scoping Method Geometry Selection

Geometry All Bodies

Definition

Type Temperature Total Heat Flux

By Time

Display Time Last

Calculate Time History Yes

Identifier

Results

Minimum 60. °C 1.6506e-004 W/mm²

Maximum 90. °C 0.77415 W/mm²

Information

Time 1. s

Load Step 1

Substep 1

Iteration Number 2

Integration Point Results

Display Option Averaged

Material Data

Aluminum Alloy

TABLE 14Aluminum Alloy > Constants

Density 2.77e-006 kg mm^-3

Coefficient of Thermal Expansion 2.3e-005 C^-1

Specific Heat 8.75e+005 mJ kg^-1 C^-1

TABLE 15Aluminum Alloy > Compressive Ultimate Strength

Compressive Ultimate Strength MPa

0

TABLE 16Aluminum Alloy > Compressive Yield Strength

Compressive Yield Strength MPa

Page 23: Ansys Steady-State Thermal

280

TABLE 17Aluminum Alloy > Tensile Yield Strength

Tensile Yield Strength MPa

280

TABLE 18Aluminum Alloy > Tensile Ultimate Strength

Tensile Ultimate Strength MPa

310

TABLE 19Aluminum Alloy > Isotropic Secant Coefficient of Thermal Expansion

Reference Temperature C

22

TABLE 20Aluminum Alloy > Isotropic Thermal ConductivityThermal Conductivity W mm^-1 C^-1 Temperature C

0.114 -100

0.144 0

0.165 100

0.175 200

TABLE 21Aluminum Alloy > Alternating Stress R-Ratio

Alternating Stress MPa Cycles R-Ratio

275.8 1700 -1

241.3 5000 -1

206.8 34000 -1

172.4 1.4e+005 -1

137.9 8.e+005 -1

117.2 2.4e+006 -1

89.63 5.5e+007 -1

82.74 1.e+008 -1

170.6 50000 -0.5

139.6 3.5e+005 -0.5

108.6 3.7e+006 -0.5

87.91 1.4e+007 -0.5

77.57 5.e+007 -0.5

72.39 1.e+008 -0.5

144.8 50000 0

120.7 1.9e+005 0

103.4 1.3e+006 0

93.08 4.4e+006 0

86.18 1.2e+007 0

Page 24: Ansys Steady-State Thermal

72.39 1.e+008 0

74.12 3.e+005 0.5

70.67 1.5e+006 0.5

66.36 1.2e+007 0.5

62.05 1.e+008 0.5

TABLE 22Aluminum Alloy > Isotropic Resistivity

Resistivity ohm mm

Temperature C

2.43e-005 0

2.67e-005 20

3.63e-005 100

TABLE 23Aluminum Alloy > Isotropic Elasticity

Temperature C

Young's Modulus MPa Poisson's Ratio Bulk Modulus MPa Shear Modulus MPa

71000 0.33 69608 26692

TABLE 24Aluminum Alloy > Isotropic Relative Permeability

Relative Permeability

1