REDUNDANT, MULTI-PROTOCOL, OPTIMAL OPC SERVER IN ŁÓDŹ AGGLOMERATION HEAT DISTRIBUTION SYSTEM

1. REDUNDANT, MULTI-PROTOCOL, OPTIMAL OPC SERVER IN ŁÓDŹ AGGLOMERATION HEAT DISTRIBUTION SYSTEM Mariusz Postół www.cas.com.pl mpostol@cas.com.pl Tel. +48 (42) 686 25 47

2. CONTROL PROCESS • Łódź citizens #: 1M • Heating plants: 3 • Total thermal output: 2560MW • Heat distribution network: ~800km ~500miles • Number of nodes: ~7 000 • Production in cogeneration: • Hot water, • Electric power • Steam

3. CONTROL OBJECTIVE H1 H2 H3 Heat stream = f(weather) HEAT STREAM

4. SUPPLY AREA MANAGEMENT

5. SYSTEM REQUIREMENTS • Functionality • Remote control of nodes • Nodes monitoring (incl. environment) • Communication network monitoring • Data archiving (PLC & SQL db) • Alarms • Integration with external IT systems • Communication • 25 analogs per node • Up to 200 nodes (branching, pumping, exchangers) • Data latency <15s (important signals) • Open architecture • Redundancy

6. FIRST STAGE K-1266 K-209 K-231 K-199 K-736 K-22 K-751 K-762 K-175 K-1014/1 K-164 K-1023 K-104/30 K-110 K-104/A K-101 SMULSKO HDCR OFFICE K-637 K-617 K-510

7. COMMUNICATION TVC GPRS xDSL ISDN KOM KOM INTERNET ISDN MASTERPIX SB ORACLE VLAN FIELD NETWORK VPN

8. MAINTENANCE COSTS (2002) • Assumptions • 25 analogs/node • 200 nodes • ISDN dialing cycle once an hour • GPRS transfer equal to 400MHz (4800 bauds) • ADSL, TSAT, 400MHz const fee (lump sum)

9. LOCALIZATIONS AND EXPANDABILITY

10. RESOURCES ALLOCATION K-xxx K-xxx K-xxx K-xxx KOM KOM K-xxx DS OFFICE RS 232 over Ethernet SQL VLAN FIELD NETWORK Control Room (HDCR) OPC

11. REDUNDANCY AND EXPENDABILITY K-xxx K-xxx K-xxx K-xxx KOM KOM K-xxx DS VLAN SQL FIELD NETWORK SMULSKO

12. REDUNDANCY AND EXPENDABILITY K-xxx K-xxx K-xxx K-xxx KOM KOM K-xxx DS VLAN SQL FIELD NETWORK SMULSKO

13. SERVER interface interface interface interface interface interface interface interface PIPE PIPE PIPE PIPE PIPE PIPE PIPE PIPE SEGMENT SEGMENT SEGMENT SEGMENT PROTOCOL PROTOCOL PROTOCOL PROTOCOL PROTOCOL SEGMENT MEDIUM MEDIUM MEDIUM MEDIUM MEDIUM CommServer CHANNELS SCADA Stations OPC Connectivity

14. DEVICE COMMUNICATION MESS WS WS ES OPC SERVER PROCESS APPLICATION

15. DEVICE COMMUNICATION CONTROL F( ) ? WS WS ES SCANNER CACHE OPC - Interface SERVER

16. PROCESS REQUIREMENTS DIRECTION K101 DIRECTION K617

17. DIAGRAM OF DIRECTION STATES ACCEPTED LATENCY HOURS ACCEPTED LATENCY HOURS MONTHS MINUTES MONTHS CLOSING DONE CLOSE CLOSED OPENED ACCEPTED LATENCY SECONDS OPEN OPENING DONE

18. WORSE CASE APPROACH TRANSFER RATE LEASED

19. ADAPTIVE APPROACH CLOSING OPENING CLOSED OPENED STATE DRIVEN SCANNING POLICY SCANNING ON DEMAND SLOW SLOW FAST SLOW:POLICY FAST:POLICY SLOW:POLICY

20. COMMON AREAS K-1266 K-209 K-231 K-199 K-736 K-22 K-751 K-762 K-175 K-1014/1 K-164 K-1023 K-104/30 K-110 K-104/A K-101 SMULSKO K-637 K-617 K-510

21. AUTOMATIC LOAD CONTROL LOAD LOAD SEPARATION P P P P G K - 101 K - 164 P P F 3 F 4 REFILL REFILL SUW SUW AREA 1 AREA 2

22. AUTOMATIC LOAD CONTROL PLC PLC HDCS REFILL REFILL OPC HDCS SUW SUW LOAD LOAD P K - 101 K - 164 OPC Connectivity

23. OPC Transporter OPCS OPCS OPCT SQL OPCS a = aa + 10 bb aa = P1 +P2 Average(a, b, c, d)

24. SYSTEM INTEGRATION SPM SOC TCH SOC TCH SOC SOC View View KDs SBs GIS SERVR Corporate field network Corporate network EC EC EC SCs

25. SYSTEMS INTEGRATION SOC Kxxx Kxxx Kxxx Kxxx TCH SOC KOM TCH SOC SOC KOM View View SBk GIS SQL VLAN NAT SYM SERVER Corporate field network Corporate network EC EC EC WALL SCREEN OPC SQL

26. SYSTEMS INTEGRATION - GIS SPM SOC Kxxx Kxxx Kxxx Kxxx WIZ OPCS OPCS OPCS SOC GIS SOC SOC TCH SOC KOM KOM TCH View View KDs SBs SBk UNTOUCHABLE SCk SCs GIS ORACLE VLAN NAT SYM UNTOUCHABLE SERWER Corporate field network Corporate network EC EC EC

27. PASSIVE OPC SERVER OPC INTERFACES CACHE MASTER WS WS SNIFFER PASSIVE MONITOR RS485 ETHERNET

28. THE MESSAGE IS: OPC CFIS SOC APP HARDWARE SOFTWARE INTEGRATION SKILLS TECHNOLOGY KNOWLEDGE DEVELOPMENT

29. THANK YOU FOR ATTENTION