TNT Settlement System

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TNT Settlement System
TNT Commercial Operations December 5th, 2003
Draft outline of white paper For discussion only
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Guiding Principles for a TNT Settlement System

• Consistency
• Minimize number of systems and methods to store,
• manage, and retrieve data
• Simplicity
• Simplify data design for easy interfacing
• with client systems, and improve performance.
• Implement open architecture, with low overhead
• Scalability
• Table driven changes and or revisions
• Easily handle system modifications
• Archive all notifications messages
• Make accessible all pertinent archives

• Reliability
• Improve timely availability of statements,
• invoices, extracts, and disputes.
• Efficiency
• Improve or implement versioning,
• archiving, and tracking of changes.
• Implement user defined queries
• Completeness
• All raw data
• esp. EPS, IDR, meter retail load data
• Client Reports in Extracts
• VDI in electronic form
• TCRs in settlement statement

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Current State of Data Exchange in the ERCOT
Market
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Preferred State of Data Exchange in the ERCOT
Market
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Example Simplifying the XML Settlement Statement

• Reduce or eliminate multi-level nesting
• Reduce parsing, browsing and load times
• Reduce number of bad statements, errors
• Add scalability for new charge types

Simplified xml Settlement Statement
Slice from Current xml Settlement Statement