System of Systems (SoSA) Update

Gary Macomber

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ERCOT Public

12/18/2007

Agenda

• SoSA Update – Use Cases

– Domain Model

• UI

• Summary

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ERCOT Public

12/18/2007

SoSA – Use Cases and Domain Model

• Use Cases– MMS Component level use cases 98% complete– EMS Component level use cases 95% complete– Updating System level based on reconciliation with Component

level– NMMS and CMM being updated (Feb)– Planning to republish in early January

• Domain Model– Updated to include EDS 1 and 2 items not previously included– Published 14 December – Complete thru EDS 3 Release 6.1 in early January

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ERCOT Public

12/18/2007

UI Project

• UI project Manager on board – Gerry Murphy

• Technology limitations impact consistent look and feel

Project Involvement Status Comments

EMS Control Room Prototype completing

MMS External UI – Development

Internal – Control Room

Building Web Service, testing

Prototype completing

Completing phase 1

OS Internal and external UI development

Revisiting prior designs New resource starting in Jan

CRR Review vendor UIs, provide design direction

Complete reviews 1 & 2, completing 3

Limited by technology and level of engagement

MPIM Review vendor UIs, provide design direction

Completed work on Phase 1, starting Phase 1,5

Limited by technology

FT, Reg, Disputes

Review design and test development

Completed design review

CMM Review design, work directly with team

Design review completed Limited by technology

NMMS Reviewed design, provide design direction

Vendor has implemented some changes

Limited by technology, internal development?

MIS Design and direct development Release 1.8 out Continuing work

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ERCOT Public

12/18/2007

ERCOT Control Room Screen Concept

Dashboard (ERCOT Designed/Developed)

Summary Detail Summary Detail

Detail Detail Detail Detail(Vendor Developed)

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ERCOT Public

12/18/2007

LMP Contour Map

• Proof of concept complete• Initial working prototype complete• Decided on MIS display method

– Links to .jpgs

– Initially over-write previous version

– Phase 2, see recent

• Target MIS integration early Jan• Available to Market mid Jan

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ERCOT Public

12/18/2007

Summary

• SoSA– Use Cases: completing Component level, republish in January– Domain Model: entering EDS 1 & 2 entities, republished 14

December• UI Project

– Completing MMS Iteration 1 of 5 projected– Finishing Control Room conceptual designs– Starting revisiting OS design