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Computer Aided Design

Brasov, Nov 2015

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Content

Presentation of key KBE concepts

CATIA Knowledge Advisor

Using Parameters

Using Formulas Using Rules

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What is Knowledge Based Engineering?

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What is Knowledge Based Engineering?

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The KBE system

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KBE applications

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KBE applications

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CATIA Knowledge modules

Knowledge Advisor-provide recommendations about the accuracy andpossibilities for development of a product.

Knowledge Expert-perform verification of a project in relation to apredefined set of rules and standards.

Product Knowledge Template -allow the use of knowledge for similar

items by defining a general model (template) Business Process Knowledge Template capture best practice and

know how

Product Functional Definition define functional description of theproduct and the interactions between the systems

Product Function Optimization- allows the functional optimizationbased on TRIZ methodology

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CATIA Knowledge Advisor

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CATIA Knowledge Advisor

Knowledge Advisor-based on rules

The ruleis a relationbetween variousparameterswhich may be restricted using

formulas

Rule Relation= between Parameters

Restrictions(formulas)

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KWA- settings

Tools>Options>General>Parameters and Measure, Knowledgetab, check boxes

With Valueand With Formula

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KWA- settings

Tools>Options...>Infrastructure>Part Infrastructure, Display tab, check

Relationsand Parametersboxes

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KWA- Using Parameters

Click the Icon. The Formulas dialog box is displayed.

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KWA- Using Parameters

Define multiple values for a parameter.

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KWA- Using formulas

Click the Icon. The Formulas dialog box is displayed.

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KWA- Using rules

Access the Knowledge Advisor workbench from

the Start>Knowledgewaremenu.

Click the Icon, add data an press ok.

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KWA- Using rules

Add Visual Basic code for the rules in the editor.

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KWA- Using rules

VB Code Example

if PadLength 20mm

{

PartBody\Hole.1\Diameter = 20mm

}

else if PadLength > 50mm and PadLength < 100mm{

PartBody\Hole.1\Diameter = 50mm

}

else if PadLength >= 100mm

{

PartBody\Hole.1\Diameter = 80mm}