.


:




:

































 

 

 

 





:

→ Vector. Vector 2 → OK.

Geometry :

Domain All Domains;Location → Plane1; Variable Velocity.

Colour :

Mode Variable;Variable Temperature;Range Global; Linear;
Default Colour Map;

Symbol :

Symbol Line Arrow;Symbol Size 3 → Apply.

. 1.44.

 

  . 1.44.

 

Report Viewer ( ), , . 1.45.

Word . 1.1.

  . 1.45.

1.1

1. File Report
Table 1. File Information for CFX_001
Case CFX_001
File Path C:\calc.CFX\VREMSE~2\dp0\CFX\CFX\CFX_001.res
File Date 31 ���� 2011
File Time 02:00:15
File Type CFX5
File Version 12.0

Mesh Report

Table 2. Mesh Information for CFX_001
Domain Nodes Elements
Default Domain 5276 25727

 

 

 

 

3. Physics Report
Table 3. Domain Physics for CFX_001
Domain - Default Domain
Type Fluid
Location B4

Materials

Material 1

Fluid Definition Material Library
Morphology Continuous Fluid

Settings

Buoyancy Model Non Buoyant
Domain Motion Stationary
Reference Pressure 1.0000e+00 [atm]
Heat Transfer Model Thermal Energy
Thermal Radiation Model Monte Carlo
Number of Histories 1.0000e+04
Radiation Transfer Mode Participating Media
Spectral Model Gray
Turbulence Model k epsilon
Turbulent Wall Functions Scalable

 

 

Table 4. Boundary Physics for CFX_001

Boundaries

Domain

Default Domain

Boundary INLET1

Type INLET
Location INLET1

Settings

Flow Regime Subsonic
Heat Transfer Static Temperature
Static Temperature 1.5000e+03 [C]
Mass And Momentum Normal Speed
Normal Speed 2.6500e+00 [m s^-1]
Thermal Radiation Local Temperature
Turbulence Medium Intensity and Eddy Viscosity Ratio

Boundary INLET2

Type INLET
Location INLET2

Settings

Flow Regime
. 1.1
Subsonic

Heat Transfer Static Temperature
Static Temperature 1.2000e+03 [C]
Mass And Momentum Normal Speed
Normal Speed 1.0000e-01 [m s^-1]
Thermal Radiation Local Temperature
Turbulence Medium Intensity and Eddy Viscosity Ratio

Boundary OUTLET

Type OUTLET
Location OUTLET

Settings

Flow Regime Subsonic
Mass And Momentum Average Static Pressure
Pressure Profile Blend 5.0000e-02
Relative Pressure 0.0000e+00 [Pa]
Pressure Averaging Average Over Whole Outlet
Thermal Radiation Local Temperature

Boundary Default Domain Default

Type WALL
Location F6.4

Settings

Heat Transfer Adiabatic
Mass And Momentum No Slip Wall
Thermal Radiation Opaque
Diffuse Fraction 1.0000e+00
Emissivity 1.0000e+00
Wall Roughness Smooth Wall

Boundary WALL1

Type WALL
Location WALL1

Settings

Heat Transfer Heat Transfer Coefficient
Heat Transfer Coefficient 2.1000e+01 [W m^-2 K^-1]
Outside Temperature 2.5000e+01 [C]
Mass And Momentum No Slip Wall
Thermal Radiation Opaque
Diffuse Fraction 1.0000e+00
Emissivity 1.0000e+00
Wall Roughness Smooth Wall

. 1.1  
Boundary WALL2

Type WALL
Location WALL2

Settings

Heat Transfer Fixed Temperature
Fixed Temperature 6.0000e+02 [C]
Mass And Momentum No Slip Wall
Thermal Radiation Opaque
Diffuse Fraction 1.0000e+00
Emissivity 8.0000e-01
Wall Roughness Smooth Wall

 

 

 

1.4.4. ANSYS 14.

Workbench ANSYS 12 13. ANSYS 14 , - . 1.4.2 Workbench ANSYS 14. .

1.

Workbench 14 →
→ Fluid Flow (CFX)
(2)

(. 1.46), , . .

2.

Geometry ( ) → Import Geometry →
→ Browse →
( Burner tube in tube) → Mesh ( ) → Edit → Meshing ( . 1.8).

 

 

3.

:
⊞ Model (A 3) () → Insert → Named Selection →

Scroll, . Ctrl ( . 1.9, ).
( Outline) → Rename → Inlet → Enter.

 

 

. 1.46.

 

:

⊞ Model (A 3) () → Insert → Named Selection →

Scroll, .

( Outline) → Rename → Outlet → Enter.

, . 1.10.

 

:

⊞Model(A3) () → Insert → Named Selection →

Ctrl , , Scroll.

( Outline) → Rename → Wall → Enter.

Wall , . 1.11.

 

( ) .

 

4.

Mesh ( Outline)

, Details of Mesh , . , .

→ Mesh ( ) → Generate Mesh →.

, . Details of Mesh ( Statistics) 83190.

 

5. CFX

→ Update ( )

→ File → Save Project ( ) ,

→ Setup ( ) → Edit →.

, . 1.15.

 

6.

Tools ( CFX - CFX - Pre) → Quick Setup Mode. , .

→ Simulation Definition. :

Simulation Data Single Phase; (Working Fluid). Fluid Air at 25 C ( . 1.17, ) → Next →.

→ Physics Definition. :

Analysis Type Steady State;Reference Pressure 1 [atm];Heat Transfer Thermal Energy;Turbulence k-Epsilon (. 1.17, ) → Next →.

7.

Default Domain Default (. . 1.18) → Delete Boundary ( , )

→ Boundaries ( Boundary Definition ) → Add Boundary → INLET New Boundary → OK →

→ Boundary Definition. :

Boundary Type Inlet;Location F27.4 F19.4 → OK;Flow Specification Normal Speed;Normal Speed
20 m s^-1;Static Temperature 1500 C. . 1.19.

→Boundaries () → Add Boundary → OUTLET → OK → Boundary Definition. :

Boundary Type Outlet;Location F8.4 → OK;Flow Specification Average Static Pressure;Relative Pressure 0 [Pa]. . 1.20.

→Boundaries () → Add Boundary → WALL → OK → Boundary Definition. :

Boundary Type Wall;Location Wall (F7.4, F5.4, F11.4, F16.4) → OK;Wall Influence On Flow No Slip Wall. , . 1.21. → Next.

 

7.

Enter General Mode ( Final Operations) → Finish ( ). . 1.22.

 

7.

. Default Domain Outline. .

→ ⊠ ( ).

Setup.

 

8.

→ Solution (2 ) → Start Run Define Run.

. Define Run Double Precision. .

 

9.

. 1.26.

.

( ) ( , ) .

Detail of Streamline :

Geometry , . 1.27, ;

Colour , . 1.27, → Apply.

ANSYS 14 . 1.47.

1.4.2 .

 

  . 1.47. , ANSYS 14

 

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