KEMA study on substation communications ... - Amperion

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Network Performance Components • Network Availability: Ensuring Network is Available – Typically 99.999% Uptime for Operational – Excluded Times Of Use Include: • Downtime (sometimes excludes maintenance times) • Bit-error-rate Degradation Below A Useable Threshold • Network Latency – Maximum Allowable Data Transit Time Through Network – Transit time in seconds for operational, minutes for other data type • Quality of Service (QoS) – Critical Data Given Top Priority for Delivery Over Other Data – System Management for Optimal Performance • Capacity Planning – System Designed For Adequate Spare Capacity (“Planning Margin”) Page 8
Capacity Planning Network Traffic Modeling • “Operational” and “Non-Operational”, or “Operational Support” Traffic • Substation Traffic Load on Backbone Transport Network • Distribution Automation Load on Access network • AMI Traffic load on Access Network • HAN Traffic Load on Access Network • Overall Combined Traffic effects on Total Network Page 9
Page 1 and 2: Network Planning for Smart Grid UTC
Page 3 and 4: Smart Grid - an Enterprise-Wide Foc
Page 5 and 6: Methodology for Network Planning &
Page 7: Co-existing Field Networks SCADA or
Page 11 and 12: Typical Substation IED Characterist
Page 13 and 14: System Loading Transport Case 200 T
Page 15 and 16: Distribution Automation Traffic Ana
Page 17 and 18: AMI Meter Data Case Message Type an
Page 19 and 20: HAN Traffic Could Grow as Customer
Page 21 and 22: Total System Loading Analysis 200 T
Page 23: Questions?? • David.boroughs@kema

KEMA study on substation communications ... - Amperion

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