ABB AS - 1 2007Power Management System for Industrial Plants ABB IndustrialIT for PMS Introduction Electrical Process System configuration Functionality PMS References Benefits Tasc of Power Management Systems Avoiding blackouts in industrial plants! Power Sharing Load Shedding ABB AS - 3 ABB Operational Drivers for IndustrialIT for PMS Several Generators Power Sharing with other plants/grids Critical Loads Limited In-plant Generation Insufficient reliability of grid supply Generator Modes and Operation Transformer Control and Monitoring Circuit Breaker Operation Connection to other plants/grids Bus-Tie operation } Power Control } } } Load Shedding Object Control Synchronization ABB AS - 4 ABB governor. Toshiba. tested. tapchanger. Motor Control Centre.Why ABB IndustrialIT for PMS? In-depth knowledge of the electrical process 20 years experience in PMS implementations across the world (green-field and brown-field plants) Standard software. Bechtel. Chiyoda. Variable Speed Drive. Snamprogetti. Kellogg.5 ABB . etc. JGC. proven technology Fast Response Time for Load Shedding and Power Control High Resolution and Accuracy of Sequence of Event recording Comply to class 3 EMC immunity Single responsibility: One supplier for PMS integrated with switchgear. Mitsubisi. etc. Foster Wheeler. Experience with EPC’s like: ABB Lummus. transformer. protection. excitation. Larson & Tubro. Toyo. well documented. Fluor Daniel. Technip. ABB AS . 6 ABB .Functionality Power Management Systems Load Shedding Active and Reactive Power Control Supervision. Disconnector and Earthing switches Motor Synchronization ABB AS . Control and Data Acquisition (SCADA): Generator and Turbine Transformer and Tapchanger Circuitbreaker. 7 ABB .Different names for the same system PMS : Power Management System ENMC : Electrical Network Monitoring and Control system ELICS : ELectrical Integrated Control System PDCS : Power Distribution and Control System LMS : ECS : Load Management System Electrical Control System etc. ABB AS . . Drivers = Fonts Utilities ABB AS .8 ABB . .Information Enabled Product . 9 ABB .Object approach Technical Spec. Diagram Simulation Model Control Program Test Report ABB AS . Mech. Drawing Elec. The global standard common for IEC and ANSI ..10 ABB .. ABB AS . 800xA architecture for Power Management System Plant & Enterprise Management Systems Remote Users TCP/IP Network Server Operator Station Engineering Station Control Network Router AC800M Controller DCS ProfiNet IO IEC 61850 MV M G M M M LV ABB AS .11 Substation 1 Substation 2 Substation N ABB Substation Z . and I/O modules Local and remote I/O options Industry quality hardware with excellent EMC and MTBF properties ABB AS .12 ABB .ControlIT AC 800M Hardware ControlIT AC 800M Built in redundant Ethernet Very low power consumption Communication & fieldbus interfaces Hot swap of communication. Functionality IndustrialIT for PMS Load Shedding ? With Without Load Load Shedding Shedding ABB AS .13 ABB . 14 ABB .Load Shedding: The types Fast Load Shedding on Loss of Power Resources Load Shedding on Frequency Drop Slow Load Shedding on Overload Slow Load Shedding for Peak Shaving Manual Load Shedding ABB AS . 15 ABB .Load Shedding: Keywords Fast Exact Flexible Co-ordinated Deterministic Security and Reliability Accurate Event Logging Operator Guidance Independent Back-up System (Click here for details) ABB AS . 16 ABB .ABB’s starting-point for Load Shedding 15MW G1 20MW G2 30MW Secure electrical power to critical loads Minimal disturbance to plant operation No spurious operation M1 M2 M3 M4 M5 M6 M7 9MW 6MW (5) (3) 1MW 20MW (1) (3) 10MW 7MW 12MW (2) (4) (5) ABB AS . Contingency Load Shedding 33 kV level (back-up) G G G G G G M M 6 kV levelG (back-up) M M G G G M M M M M M 400 V level G G G M M M M M M M M M M M M M M M M M M M M ABB AS .17 M M M M ABB . RED bays (Load Shed Groups): Open Command 5-10 ms. Power Flow 1 s. CB position 1 s.Fast Load Shedding – Required data Substation 1 G G G G G G 33 kV M M G G Substation 2 6 kV G G Substation N 6 kV M M M M M M M M BLUE bays (Critical Signals): CB position 5-10 ms. Power Flow ABB AS .18 1 s. ABB . 10 MW 8. 2 MW 5.19 ABB . 5 MW 6. 7 MW 6. 5 MW 7. 9 MW 8. 2 MW 3. 5 MW 4. 0 MW 2. 2 MW 4.Fast Load Shedding – Busbar Load Tables 16 MW 16 MW G1 G2 M1 M2 M3 M4 M5 M6 5MW 5MW (3) (7) M7 M8 2MW 2MW 5MW 5MW (2) (6) (5) (1) 2MW 2MW (4) (8) Busbar Left 1. 0 MW 3. 0 MW 2. 9 MW 7. 5 MW 5. 9 MW Busbar Right 1. 12 MW ABB AS . 9 MW 5 MW 7. 2 MW 5 MW 5.20 ABB . 7 MW 5 MW 6. 0 MW 0 MW 2. 2 MW 0 MW 3. 1 0 MW 2 MW 7 MW 7 MW 12 MW 14 MW 19 MW 21 MW PInhibit = PGeneration – PLoads = 32 – 21 = 11 MW ABB AS . 2 MW 5 MW 4. 9 MW 12 MW Cont. 9 MW 10 MW 8.Fast Load Shedding – Contingency Load Table 16 MW 16 MW G1 G2 M1 M2 M3 M4 M5 M6 5MW 5MW (3) (7) M7 M8 2MW 2MW 5MW 5MW (2) (6) (5) (1) 2MW 2MW (4) (8) Busbar L + Busbar R = 1. Fast Load Shedding – Trip of Generator 2 16 MW 16 MW Power Balance: G1 G2 Σ PGen + PSR ≥ Σ PLoad + PInhibit PSR = 5 MW 16 + 5 ≥ 21 + 11 21 ≥ 32 Shed 11 MW Check Table Shed ≤ Prio 5 Shed M1.21 ABB . M3 and M5 M1 M2 M3 M4 M5 M6 5MW 5MW (3) (7) M7 M8 2MW 2MW 5MW 5MW (2) (6) (5) (1) 2MW 2MW (4) (8) ABB AS . 2 MW 1.12. Hz 3.8 MW 2.8 1.7 MW 7.Display Load Shedding SLD (before) 5.2 MW 1.22 ABB .1 MW ABB AS .5 MW 50.3 kV Generator trip MW 2. ABB AS .23 ABB . 8 1.0 MW 1.12. Hz 3.8 MW 2.1 MW Ethernet TCP/IP ABB AS .9 MW 4.8 MW 1.3 kV MW 0.24 ABB .Display Load Shedding SLD (after) 3.5 MW 50. 9 MW 4. Hz 3.Display Load Shedding SLD (after) 3.8 MW 2.3 kV MW 0.12.8 1.8 MW 1.0 MW 1.1 MW ABB AS .25 ABB .5 MW 50. 26 ABB .Display Accumulated LoadShed table ABB AS . 27 Q-Lag ABB .IT for Functionality Industrial PMS Display Generator Capability Diagram Load Shedding Active and Reactive Power Control P Rotor Instability Line Maximum Excitation (Rotor Heating) Turbine Maximum MVA-circle (Stator Heating) Minimum Minimum PF-Leading Excitation Minimum PF-lagging Operating Minimum Q-Lead ABB AS . 28 ABB .ABB AS . ABB AS .Turbine Control Primary Turbine Controller Droop or isochronous Manual control (Droop) Manual MW setpoint Automatic frequency control Automatic setpoint control (MW sharing) Automatic mode change: PMS provides: CB trip Turbine trip etc.29 ABB . 30 Automatic mode change: CB trip ABB .Generator Control Primary AVR: Droop or voltage control Manual control (Droop) Manual setpoint control (setpoint is PF) Automatic Voltage Control (AVR receives raise/lower from PMS) Automatic setpoint control (MVar sharing) PMS provides: ABB AS . Active and Reactive Power Control In island operation: Maintain system frequency Maintain system voltage Control active power exchange Control re-active power exchange Participation factors Efficient Power Generation optimization Spinning Reserve optimization Standby optimization NOx constraints Q-Lead Q-Lag Connected to grid: Share active and reactive power amongst the machines P ABB AS .31 Objectives Coordinated control of power generation Achieve stable operation ABB . 0 20.2 MW 1.0 20.5 MW 50.3 3.0 50.2 MW 1.3 50.12.1 MW 1.9 0. Hz 3.7 MW 7.Generator Control 5.0 ABB AS .0 120.0 2.3 kV MW 2.2 0.9 0.9 0.8 MW 2.2 2.9 120.6 3.8 1.32 ABB . I.33 Alarm annunciation Event Time Tagging Disturbance Recording Local storage of trip-events Communication to PMS ABB .E. calculation of P & Q Monitoring & Control Interlockings ABB AS .Integration with Protection & Control Units Protection Measuring of U. Synchronisation Automatic Synchronisation Manual Synchronisation Adjust voltage magnitude Adjust voltage frequency Adjust voltage angle Rough adjustments by PMS Fine tuning by a Synchroniser Close the breaker by the Synchoniser ABB AS .34 ABB . Stable operation to avoid blackouts. N+1 purpose. ABB’s response Power Management system including Load Sheding system based on dynamic fast loadbalance Power Control. Reduced consumption electrical power from utility company due to better inhouse generation control. ABB AS . Customer’s benefits No more blackouts due to trip chain of own generation units.Industrial plants / complexes / platforms Customer’s needs Reliable Electrical Power.36 ABB . ABB AS .37 Customer’s benefits Reliable operation and avoiding black-outs.QatarGas II LNG Customer’s needs Experienced PMS supplier to be able to cope with new concept for LNG Compressor drives systems ABB’s response Intelligent Power Management System controlling: 3* STG’s (each 44 MW) 1* GTG (33 MW) 6* VFD/GTG (each 45 MW) including: * NOx constrains considerations * Power flow limitations to QG 1 and QG 3 & 4 * Contingency Load Shedding. ABB . 60 ABB .Malaysia MLNG. ABB bv .38 No need for a 132 kV substation including six 132/33 kV Power Transformers Reliable operation and avoiding black-outs. Petronas/Shell Customer’s needs Extension of Power Distribution System with 100 MW to 300 MW for two extra LNG trains ABB’s response Intelligent Power Management System including Load Shedding and Power Control Is-limiters between the three 33 kV substations (triangle configuration) Customer’s benefits ABB AS . Dua & Tiga in Malaysia StatOil Gullfaks. RRC refineries in Thailand La Roche. refinery in Greece Shell Pernis refinery in the Netherlands Shell BLNG in Brunei Shell PDO in Oman ThaiOil. REDUC. LNG Hammersfest & BP Amoco Valhall QatarGas II.Named Project References HAR. Petronas MLNG Satu. RLAM refineries in Brazil Reliance: Hazira.39 AFPC. Omar refinery in Syria ABF. III & IV. PS2 & PS3 in Qatar ABB . Jamnagar & Haldia refineries in India ABB AS . ThaiLube. CHP in UK Petrobras: REPAR. Named Customer References ABB AS .40 ABB . ) Reduce electricity costs ABB Network Partner FEEDER TERMINAL REF541 Peak-shaving Re-active Power Control & Sharing ABB Transmit Oy Network Partner Minimize operational costs ? Decreased number of operators Event driven maintenance Transformer Overload Management Single Window concept Minimized cabling and engineering The Optimizing Power shortcurrents Human Control.41 Reduce investment costs The total switched-off In case of a accumulated shortage of electrical power. the Machine stability by Standby a Interfaces circuitbreaker of the Optimization. n+1 Limit electrical theswitching Criteria. sharing power among generators and tie-line(s). generationimport of none generator etc. during can are and be peak performed integrated distribution starts and by in Serial by interfaces off the with protection important &time control loads No need for big oversizing of primary equipment the Maintaining the are system reduce Energy a spaghetti network trigger and peak Management adynamic good not for based of maintenance by a Power plant the charges System Factor units according avoid to wiring load &operators cable tables ducts ABB . frequency control. High Speed Contingency Load Shedding (< 100 ms..2 65 Vdc/ac fn = 50 Hz Ion = 1/5 A (Io) Un = 100/110 V (U) 1MRS xxxxxx 98 15 0 In = 1/5 A (I) Uon = 100/110 V (Uo) 9 50 9 ABB AS .. electrical electrical the sub-systems number SCADA. operation for all or the of secure the available power to critical loads Optimized network design Uaux = 80.ABB PMS allows you to: Avoid black-outs (up to 500 kUSD / hour) Power control including voltage control.