Upload
kyle-gallegos
View
218
Download
1
Tags:
Embed Size (px)
Citation preview
BY : MANISH TIWARIMANAGER (S/S), BINA
SUBSTATION AUTOMATION SYSTEMBASIC CONCEPTS
AUTOMATION SYSTEMQUICK PROCESSINGLESS OPERATION LESS MANPOWERACCURATE MORE MEMORYCOST REDUCTIONINTEGRATION OF FUNCTIONS
SUB-STATION AUTOMATION SYSTEMA NEW STATE OF THE ART TECHNOLOGY
INTRODUCED IN VARIOUS NEWLY COMMISSIONED & UP COMING SUB-STATIONS OF POWERGRID.
THIS NEW TECHOLOGY FULLY EXPLORES THE USE OF STANDARD IEC61850 COMMUNICATION PROTOCOL FOR MONITORING AND CONTROL OF SUB-STATION .
WHAT IS SUB-STATION AUTOMATION SYSTEM ?
INTEGRATION OF MONITORING , PROTECTION AND CONTROL FUNCTIONS AT MINIMAL NUMBER OF PLATFORMS
1. AIMS AT REDUCTION OF OPERATING COST 2. REDUNDANT EQUIPMENT AND DATABASES
SUB-STATION AUTOMATION SYSTEM---TECHNICAL ASPECTSAVAILABILITY OF REAL TIME DATA AS
INFORMATIONEASY MONITORING OF SYSTEM DATARECORDING OF DATA ON SET TIME
FREQUENCYAVAILBILITY OF PAST DATA & TRENDS FOR
PLANNING AND FORECASTINGSYNCHROCHECK
SUB-STATION AUTOMATION SYSTEMLOCAL AS WELL AS REMOTE CONTROL /
MONITORINGSAFETY IN OPERATION DUE TO ADDITIONAL
SOFTWARE INTERLOCKINGSELF MONITORING OF THE SYSTEM DIRECT CONNECTION TO SWITCHGEAR
WITHOUT INTERPOSING COMPONENTS
ECONOMIC ASPECTSREMOTE CONTROL OF SUB-STATIONS
REGION REMOTE CONTROLLED S/S WITH SS AUTOMATION
MASTER S/S
NR-II FATEHABADLUDHIANA
HISARJALANDHAR
NR-I BAREILYDELHI
LUCKNOWBALLABHGARH
ER-I PATNA BIHARSHARIF
SR-I WARANGAL VIZAG(HVDC)
SR-II TIRUNELVELI UDMULPET
WR-I RAIGARH, BHATAPARAWARDHA
RAIPURSEONI
WR-II RAJGARH KHANDWA
PUNE, NEW PERLI BOISAR
ECONOMIC ASPECTSREDUCTION IN INVESTMENT COST BY 1. SMALL CONTROL ROOM BUILDING
2. REDUCTION OF COPPER CABLE
3. REDUCED SIZE OF CABLE TRENCHES
4. BETTER USE OF UNUTILISED SPACE OF SWITCHYARD BY PLACING BAY KIOSK.
SUB-STATION MONITORING AND CONTROL LOCAL CONTROL THROUGH LOCAL HMIREMOTE CONTROL THROUGH REMOTE
HMIBAY LEVEL CONTROL IN SWITCH YARD
THROUGH BAY CONTROLLEREMERGENCY CONTROL
USE OF MULTIFUNCTIONAL IEDsA SINGLE IED CAN BE USED FOR MULTIPLE
FUNCTIONS LIKE DISTANCE RELAY CAN ALSO BE USED FOR
OVER/UNDER VOLTAGE PROTECTIONAUTORECLOSURE FUNCTIONE/F PROTECTIONSOTF PROTECTION STUB PROTECTION ETC.
SAS-FEATURESBased on decentralized architectureFunctions located as close to the processArchitecture shall be structured in two level –
Substation and Bay levelMain process information of the station shall
be stored in distributed data base
SAS- FEATURESLocated as close as possible to the bay
equipmentsLocated in kiosks with Air ConditioningIEDs shall provide all bay level functions
regarding Control and Monitoring Each bay control IED shall be independent from
each other Input to Bay IED is Electrical and output is optical
CONTROL HIERARCHY BAY CONTROLLER IN SWITCHYARD
LOCAL HMI IN CONTROL ROOM
REMOTE CONTROL CENTRE
COMMUNICATIONData exchange between bay and station level by
Fiber-optic communication infrastructureCommunication shall be made on 1+1 mode with
failure alarmData exchange by IEC 61850 protocol with
redundant switched Ethernet communication infrastructure
Two ports each for RCC and RSCC
TIME SYNCHRONISING A GPS time synchronizing for synchronizing
the entire system shall be provided
TYPICAL ARCHITECTURAL DRAWING OF SUBSTATION AUTOMATION SYSTEM
Switch for Dia 1
Switch for Dia. 2
Switch for Dia. 3
Switch for Dia. N
IEC 61850
IEC 61850
IEC 61850
Station HMIHMI View Node
DR Work Station
Redundant Managed Ethernet Station Bus
GatewayGPS ClockRouter
IEDs for Control & protection
IEDs for Control & protection
IEDs for Control & protection
IEDs for Control & protection
USE OF MULTIFUNCTIONAL IEDsBAY CONTROL UNIT WHICH IS BEING USED FOR ANALOG
AND DIGITAL DATA ACQUISITION AND BAY EQUIPMENT CONTROL FUNCTIONS FROM IED ITSELF AS WELL AS FROM CONTROL ROOM FOR ONE BAY, HAS CAPABILITY OF CONRTOLLING & MONITORING MAXIMUM 6 BAYS ALONG WITH AUTO VOLTAGE CHECK SYNCHRONISING FUNCTIONS USED FOR CHARGING OF LINES.
BAY CONTROL FUNCTIONSSoftware interlockingSynchro-checkTransformer tap selectionOperation counters for CBs/ PumpsAlarm functionsMeasurement functionsLocal HMIInterface to Station HMIData storage for at least 200 events
STATION HMISingle Line DiagramControl Dialogue with interlocking and blocking detailsMeasurement dialoguesAlarm ListEvent ListSystem statusSelect before execute procedure for securityHot standby
USER AUTHORITYAccess rights can be defined for different users
such asDisplay onlyNormal Operation (Open/ Close)Restricted operation (Bypassed interlocking)System administrator
MAINTENANCE AUTHORITYFor maintenance and modification of station HMI
No engineering allowedEngineering/ Configuration allowedEntire system management allowedAccess rights shall be defined by passwords during
logging-in
OPERATIONAL ASPECTSLESS HARDWIRING RESULTS IN INCREASED RELIABILITY
OF THE SYSTEM AND LESSER FAULT DETECTION TIME AT SECONDARY SIDE.
SOFTWARE ENABLES QUICK APPROACH TO PROCESS THE DATA FOR UNDERSTANDING THE CAUSE OF DISTURBANCE, FOR FAST CORRECTIVE ACTIONS.
“ASK BEFORE EXECUTE” FUNCTIONS RESULTS IN LESS PROPBABILITY OF SWICTHING ERROR BY OPERATOR.
OPERATIONAL ASPECTSFACILITY OF AUTOMATIC REPORT GENERATIONMONITORING OF AUXILIARY SERVICESGRAPHICAL SIGNAL MATRIX TOOLS ALLOWS US TO
EFFICIENTLY CONNECT CTs, VTs AND BINARY I/O SIGNALS WITHOUT CHANGING THE CONFIGURATION OF IEDs.
SOFTWARE INTERLOCKING IN ADDITION TO HARDWARE INTERLOCKING AVOIDS DANGOUROUS OR DAMAGING SWITCHGEAR OPERATIONS TO ENSURE PERSONNEL SAFETY.
IEC 61850 COMMUNICATION PROTOCOL A STANDARD PROTOCOL WHICH SUPPROTS
INTEROPERABILITY OF IEDs FROM DIFFERENT MANUFACTURERS.
INTEROPERABILITY IS THE ABILITY TO OPERATE ON THE SAME NETWORK OR COMMUNICATION PATH SHARING INFORMATION AND COMMANDS.
MAIN ADVANTAGES OF IEC61850 COMMUNICATION PROTOCOLEXCHANGING INFORMATION AND CO-OPERATION BETWEEN
DIFFERENT IEDs OF DIFFERENT MANUFACTURERS.ENABLES COMMUNICATION BETWEEN IEDs AND HMI FOR
CONTROL AND MONITORING OF SUB-STATION.PROVIDES FLEXIBILITY TO ADOPT SUB-STATION ARCHTECTURE
IN RESPONSE TO SPECIFIC REQUIREMENT BASED ON AVAILABILITY AND BUDGET.
PROVIDES ADAPTABILITY WITH FUTURE INNOVATIONS WITHIN SUB-STATION AUTOMATION AND COMMUNICATION TECHNOLOGY.
CONCLUSIONPOWERGRID HAS TAKEN A STEP TOWARDS ADOPTING
NEW TECHNOLOGY REQUIRED TO MEET TOUGH CHALLENGES AGAINST THE VIDE EXPANSION OF TRANSMISSION NETWORK.
IT WILL ALSO MAKE POSSIBLE TO SUPERVISE THE ENTIRE SYSTEM IN A BETTER WAY WITH THE ULTIMATE GOAL TO MINIMISE THE ENERGY NOT SUPPLIED AND AT IMPROVED RATE OF AVAILABILITY.
THANK YOU ALL