NCMS - NOx Compliance Management System

Presented by:

Bill Soldat and Judah Moseson

PI Users Group meeting San Francisco, CA April, 2000

TXU is one of the largest investor-owned energy services companies in the world with assets over $40 billion. The company is a multinational leader in electric and natural gas services, merchant trading, energy marketing, telecommunications and other energy-related services. TXU delivers energy to more than nine million customers primarily in Texas, the United Kingdom and continental Europe, and Australia.

Senate Bill 7 Impacts to Generation

•50% reduction in NOx, 25% reduction in SO2 - for existing “grandfathered” electric generating facilities.

•Additionally, because of the proposed State Implementation Plan under the Federal Clean Air Act, TXU Electric plans to achieve an 88% reduction in NOx production from 1997 levels in the Dallas-Fort Worth non-attainment area.

The Need:A System for Real Time NOx and SO2

Monitoring, Tracking, Alarming, Reporting and Optimization for all TXU

Generating Units at the Unit Level, Area/Region Level, and TXU System

Level

NCMS - NOx Compliance Management SystemScope

•Control System Modifications for Data Access

•Plant Historian

•Accurate Heat Input

•Additional Instrumentation

•Advanced Emissions Controls

NCMS - NOx Compliance Management SystemInterface Requirements

•Foxboro IA

•Honeywell TDC3000

•Bailey Infi90/Net90

•Allen Bradley PLC

•Modbus - Smart Instrumentation

Evaluated several historian choices -Trial competition between PI and another package

Winner - - PI!

PI System

Exact duplicate machines. Dell 4300 servers.

16 servers at plant sites,

1 corporate data collector,

1 training/development server.

•Summer 1999 - Evaluation

•Trial complete 7/99

•Project funding requested 8/99

•Hardware/Software ordered 9/99

•18 Servers installed collecting from CEM PLCs and 14 control systems by 10/31/99

OPPORTUNITIES

•Very Fast Track Project

•Internal Resources

•PI Net Manager

•IT

NCMS - NOx Compliance Management System

- Customers- Training- Website- User Group

INTERNAL PI CUSTOMERS- 18 Locations

- Power Plants and Corporate Offices- 250 Users

- Control Room Operators- Shift Supervisors- I & C Technicians- Engineers- Superintendents- Management

INTERNAL PI TRAININGOSI Instructors- Two System Management Classes (4 days each)

- Total of 32 students

- Four Client Applicaton Classes (1 day each)

- Total of 64 students

TXU Instructors- Four Client Application Classes (1 day each)

- Total of 56 students so far

TXU - PI User Group- Quarterly Meetings- 60 Users- User Presentations/ Applications- OSI Presentation- Corporate Presentations- Project Updates and Status- New Ideas- Questions and Answers