Добавил:
Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз: Предмет: Файл:
ANSYS Fluent Tutorial Guide.pdf
Скачиваний:
4176
Добавлен:
31.08.2019
Размер:
45.95 Mб
Скачать

vk.com/club152685050Using Sliding Meshes | vk.com/id446425943

a.Retain the default values of (0, 0, 1) for X, Y, and Z in the Rotation-Axis Direction group box.

b.Click OK to close the Fluid dialog box.

11.4.7.Boundary Conditions

Setup Boundary Conditions

 

Release 2019 R1 - © ANSYS,Inc.All rights reserved.- Contains proprietary and confidential information

376

of ANSYS, Inc. and its subsidiaries and affiliates.

vk.com/club152685050 | vk.com/id446425943

Setup and Solution

1. Enter rotor-inlet into the Zone field to filter the zone list.

Setup Boundary Conditions rotor-inlet Edit...

Release 2019 R1 - © ANSYS,Inc.All rights reserved.- Contains proprietary and confidential information

 

of ANSYS, Inc. and its subsidiaries and affiliates.

377

vk.com/club152685050Using Sliding Meshes | vk.com/id446425943

a.Enter 1.0 atm for Gauge Total Pressure.

b.Enter 0.9 atm for Supersonic/Initial Gauge Pressure.

For information about the Supersonic/Initial Gauge Pressure, see the Fluent User's Guide.

c.Click the Thermal tab and enter 288 K for Total Temperature.

 

Release 2019 R1 - © ANSYS,Inc.All rights reserved.- Contains proprietary and confidential information

378

of ANSYS, Inc. and its subsidiaries and affiliates.

vk.com/club152685050 | vk.com/id446425943

Setup and Solution

d. Click OK to close the Pressure Inlet dialog box.

2.Enter stator-outlet into the Zone field to filter the zone list.

Setup Boundary Conditions stator-outlet Edit...

Release 2019 R1 - © ANSYS,Inc.All rights reserved.- Contains proprietary and confidential information

 

of ANSYS, Inc. and its subsidiaries and affiliates.

379

vk.com/club152685050Using Sliding Meshes | vk.com/id446425943

a.Enter 1.08 atm for Gauge Pressure.

b.Enable Radial Equilibrium Pressure Distribution.

c.Click the Thermal tab and enter 288 K for Backflow Total Temperature.

 

Release 2019 R1 - © ANSYS,Inc.All rights reserved.- Contains proprietary and confidential information

380

of ANSYS, Inc. and its subsidiaries and affiliates.

vk.com/club152685050 | vk.com/id446425943

Setup and Solution

d. Click OK to close the Pressure Outlet dialog box.

Note

The momentum settings and temperature you input at the pressure outlet will be used only if flow enters the domain through this boundary. It is important to set reasonable values for these downstream scalar values, in case flow reversal occurs at some point during the calculation.

3. Retain the default boundary conditions for all wall zones.

Setup Boundary Conditions rotor-blade-1 Edit...

Note

For wall zones, ANSYS Fluent always imposes zero velocity for the normal velocity component, which is required whether or not the fluid zone is moving. This condition is all

Release 2019 R1 - © ANSYS,Inc.All rights reserved.- Contains proprietary and confidential information

 

of ANSYS, Inc. and its subsidiaries and affiliates.

381

Соседние файлы в предмете Информатика