Equipment Design Integrated Component

Selection tool(EDICS)

Jim BenfanteRay Seeger

October 28, 2003

10/28/2003

Problem: Design of complex piece electronic equipment

Proposal design – Base-Of-Estimate (BOE)Actual design – Bill-Of-Material (BOM) Cost estimating – Rough-Order-of-Magnitude (ROM)Conceptual designShort time frameNumber of componentsElectronic module descriptions

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Solution: Provide automated design tool using AI applications and methodologiesProvides quick matching of user requirements to available components to satisfy the design requirements.Outputs an electronic file capable of being inserted in existing report formats.

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Design Criteria: Component descriptions

Module Monitor Cabling Fixture

Chassis Cabinet Power Computer-PC

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Semantic Representation

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Agent Architecture:

User Interface

Inference Engine

Data Base

Output Selection

PreliminaryClarification & Determination

Administrator

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Knowledge Base Development

Sources of knowledge Designer Expert Current designs

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Data Base Development

Sources of data Vender information

Data sheetCatalogsLead timeCost

Information standardsApproved Vendor List (AVL)

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Rules (Digital Module Selection Rules)

(digitalRule1 (value {if {linesInDigital > 0} {then {set Ports1 += linesInDigital / 8}}} {if {linesOutDigital > 0} {then {set Ports1 += linesOutDigital / 8}}} {if {linesBusDigitalIO > 0} {then {set Ports1 += linesBusDigitalIO / 8}}} {if {linesIsolatedDigital > 0} {then {set isolatedIO1 = linesIsolatedDigital}}}))

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(digitalRule2 (value {if {linesInDigital > 0} {then {set isolatedIO2 += linesInDigital}}} {if {linesOutDigital > 0} {then {set Ports2 += linesOutDigital / 8}}} {if {linesBusDigitalIO > 0} {then {set Ports2 += linesBusDigitalIO / 8}}} {if {linesIsolatedDigital > 0} {then {set isolatedIO2 = linesIsolatedDigital}}}))

Rules (Digital Module Selection Rules)

10/28/2003

Rules (Digital Module Selection Rules)

(digitalRule3 (value {if {linesInDigital > 0} {then {set Ports3 += linesInDigital}}} {if {linesOutDigital > 0} {then {set isolatedIO3 += linesOutDigital / 8}}} {if {linesBusDigitalIO > 0} {then {set Ports3 += linesBusDigitalIO / 8}}} {if {linesIsolatedDigital > 0} {then {set isolatedIO3 = linesIsolatedDigital}}}))

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Rules (Digital Module Selection Rules)

(digitalRule4 (value {if {linesInDigital > 0} {then {set isolatedIO4 += linesInDigital}}} {if {linesOutDigital > 0} {then {set isolatedIO4 += linesOutDigital / 8}}} {if {linesBusDigitalIO > 0} {then {set Ports3 += linesBusDigitalIO / 8}}} {if {linesIsolatedDigital > 0} {then {set isolatedIO4 = linesIsolatedDigital}}}))

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Digital Selection Request

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Proposed Design Solution

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Issues

Use a database or individual text filesFocus will be on Digital Module SelectionJAVA/NARL InteractionData parsing routines

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Status

Conceptual design completedAdding to the existing rule baseSelected JAVA and NARL Data file format