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

10/28/2003

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.

10/28/2003

Design Criteria: Component descriptions

Module

Monitor

Cabling

Fixture

Chassis

Cabinet

Power

Computer-PC

10/28/2003

Semantic Representation

10/28/2003

Agent Architecture:

User Interface

Inference Engine

Data Base

Output Selection

PreliminaryClarification & Determination

Administrator

10/28/2003

Knowledge Base Development

Sources of knowledge Designer Expert Current designs

10/28/2003

Data Base Development

Sources of data Vender information

Data sheetCatalogsLead timeCost

Information standardsApproved Vendor List (AVL)

10/28/2003

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}}}))

10/28/2003

(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}}}))

10/28/2003

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}}}))

10/28/2003

Digital Selection Request

10/28/2003

Proposed Design Solution

10/28/2003

Issues

Use a database or individual text files

Focus will be on Digital Module Selection

JAVA/NARL Interaction

Data parsing routines

10/28/2003

Status

Conceptual design completed

Adding to the existing rule base

Selected JAVA and NARL

Data file format