叶轮的自动设计
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a) Blade setup
Impeller design steps
11 17 © CFturbo Software & Engineering GmbH
❻ Blade
properties
b) Blade angles, velocity triangles
Impeller design steps
Select desired machine type
Impeller design steps
2 17 © CFturbo Software & Engineering GmbH
❷ Global Setup Specify Design point values and fluid
Impeller design steps
❺ Meridional contour Meridional flow calculation (2D, frictionless)
百度文库
Impeller design steps
10 17 © CFturbo Software & Engineering GmbH
❻ Blade
properties
Impeller design steps
8 17 © CFturbo Software & Engineering GmbH
❺ Meridional contour Design hub, shroud, leading & trailing edge
Impeller design steps
9 17 © CFturbo Software & Engineering GmbH
More information
www.cfturbo.com
Impeller design steps
Download trial version!
17 17
© CFturbo Software & Engineering GmbH
5 17 © CFturbo Software & Engineering GmbH
❹ Main
dimensions
a) General and default settings
Impeller design steps
6 17 © CFturbo Software & Engineering GmbH
Impeller design steps
15 17 © CFturbo Software & Engineering GmbH
3D CAD model
Surface and solid modeling
Impeller design steps
16 17 © CFturbo Software & Engineering GmbH
Impeller design ® by CFturbo
9 steps to design an impeller
© CFturbo Software & Engineering GmbH Dresden/Munich, Germany www.cfturbo.com
❶ Create
new project
4 17 © CFturbo Software & Engineering GmbH
How to access the single design steps?
Use Impeller menu or components toolbar inside the Meridian shape
Impeller design steps
3 17 © CFturbo Software & Engineering GmbH
❸ Add
impeller component
Select New Impeller in the diagram or under Add Component in the menu
Impeller design steps
12 17 © CFturbo Software & Engineering GmbH
❼ Blade
mean lines
Mean line design on each span position
Impeller design steps
13 17 © CFturbo Software & Engineering GmbH
❽ Blade
profiles
Thickness distribution
Impeller design steps
14 17 © CFturbo Software & Engineering GmbH
❾ Blade
edges
Round/ trim leading & trailing edge
❹ Main dimensions b) Specify or calculate empirical parameters
Impeller design steps
7 17 © CFturbo Software & Engineering GmbH
❹ Main dimensions c) Calculate/ adapt main dimensions