REDUNDANT MULTI-PROTOCOL OPTIMAL OPC SERVER IN ŁÓDŹ AGGLOMERATION

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

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

CONTROL OBJECTIVE H 1 H 2 HEAT STREAM H 3 Heat stream = f(weather) 3

SUPPLY AREA MANAGEMENT 4

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

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

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

MAINTENANCE COSTS (2002) Assumptions Ø 25 analogs/node Ø 200 nodes ØISDN dialing cycle once an hour ØGPRS transfer equal to 400 MHz (4800 bauds) ØADSL, TSAT, 400 MHz const fee (lump sum) 8

LOCALIZATIONS AND EXPANDABILITY 11

RESOURCES ALLOCATION K-xxx Control Room (HDCR) K-xxx KOM K-xxx DS RS 232 over Ethernet SQL VLAN OFFICE PC O FIELD NETWORK 12

REDUNDANCY AND EXPENDABILITY SMULSKO K-xxx KOM K-xxx DS SQL VLAN FIELD NETWORK 13

REDUNDANCY AND EXPENDABILITY SMULSKO K-xxx KOM K-xxx DS SQL VLAN FIELD NETWORK 14

SERVER PIPE SEGME NT PROTOC OL MEDIUM CHANNELS PROTOC OL MEDIUM PROTOC interfa ce NT interfa ce SEGME interfa ce interfa ce PIPE PIPE SEGME NT OL MEDIUM PROTOC OL MEDIUM SCADA Stations OPC Co nnectiv ity 15

DEVICE COMMUNICATION MESS WS WS ES 16

DEVICE COMMUNICATION CONTROL F( ) ? WS WS OPC - Interface CACHE SCANNER ES SERVER 17

DIRECTION K 101 PROCESS REQUIREMENTS DIRECTION K 617 18

DIAGRAM OF DIRECTION STATES CLOSING DONE CLOSED OPENED ACCEPTED LATENCY SECONDS ACCEPTED LATENCY HOURS OPENING ACCEPTED LATENCY HOURS MONTHS MINUTES MONTHS DONE 19

WORSE CASE APPROACH LEASED TRANSFER RATE 20

ADAPTIVE APPROACH CLOSING CLOSED OPENING STATE DRIVEN SCANNING POLICY SCANNING ON DEMAND SLOW: POLICY FAST: POLICY SLOW: POLICY 21

COMMON AREAS K-1266 K-209 K-199 K-231 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 SMULSKO K-101 K-510 K-617 K-637 23

AUTOMATIC LOAD CONTROL LOAD P SEPARATION LOAD P P G K-101 K-164 P P P F 3 F 4 REFILL SUW AREA 1 AREA 2 24

AUTOMATIC LOAD CONTROL LOAD P PLC K-101 K-164 PLC REFILL HDCS SUW OPC Connec tivity OPC REFILL HDCS SUW 25

OPCS OPC Transporter Average(a, b, c, d) SQL OPCS aa = P 1 +P 2 OPCT a = aa + 10 bb 26

KDs SPM SOC TCH SYSTEM INTEGRATION SOC TCH SOC SCs SBs SERVR GIS Corporate field network EC EC View Corporate network EC 30

SYSTEMS INTEGRATION SOC Kxxx EN RE AL TCH W TCH SC L SOC KOM SOC GIS QL S SYM PC O NAT Corporate field network EC EC SERVER VLAN SBk SQL View Corporate network EC 31

SYSTEMS INTEGRATION - GIS SOC SPM Kxxx KDs SOC Kxxx TCH SOC KOM TCH SOC SCk LE B SCs EC OPCS Corporate field network UN EC OU T HA C EC View GIS LE B SERWER NAT WIZ OPCS U SYM GIS OPCS NT SBk UC O SBs VLAN SOC HA ORACLE Corporate network 33

PASSIVE OPC SERVER OPC INTERFACES CACHE WS WS MASTER PASSIVE MONITOR RS 485 ETHERNET 34

THE MESSAGE IS: O C P APP S C CFI O SO E INTEGRATIONWARE AR W RD HA FT SO KNO SKILLS GY WL LO EDG O DEVELOPMENT HN E EC T 35

THANK YOU FOR ATTENTION