Ing. Natalia Moizzes- Switchgear Product Specialist Chile Abril 14 th 2015 UniSec, MV AIS for Secondary Distribution Smart Grid applications Slide 1
Concept - Needs and Solutions Requests are: Manage faults reducing duration and frequency Improve power quality Manage power flow due to distributed generation (DG) Solution is: Introduce automation and communication concept (Smart Grid) into MV Switchgear UniSec is ABB s solution for secondary distribution air insulated switchgear applications. May 5, 2015 Slide 2
UniSec Main characteristic Rated voltage kv 12 17,5 24 Rated frequency Hz 50-60 50-60 50-60 Rated busbar current A 1250 1250 1250 Rated short time withstand current Internal arc withstand current ka (3s) 25 25 20 ka (1s) 25 25 20 Reference Standards IEC/EN 62271-200 for switchgear. Continuity of service classification: LSC2A and LSC2B Classification of the segregations: PM (metallic partition) and PI (insulation partition) May 5, 2015 Slide 3
Applications Marine Wind power Solar Green power Hydro power Generation Data center Residential Distribution Metering Industrial Infrastructure Hospital Transportation May 5, 2015 Slide 4
Wide range of solutions - Broad portfolio May 5, 2015 Slide 5
Wide range of solutions - Broad portfolio May 5, 2015 Slide 6
Broad and Flexible portfolio 1 2 LSC2A panels (2 main MV compartments segregated by Load Break Switch) with removable circuit-breaker LSC2B panels (3 main MV compartments segregated by shutters) with withdrawable circuit-breaker 1 3 2 in same switchgear line-up May 5, 2015 Slide 7
Safety & Reliability - Internal Arc Classified [1] [2] [3] According IEC 62271-200 Annex A IAC AFL up to 12,5 ka 1s with arc gas absorbers and pressure relief inside the room or arc channel room on the rear [1] IAC AFLR up to 21 ka 1s with arc gas absorbers and pressure relief inside the room [2] up to 25kA 1s for LSC2B panels 12-17.5kV IAC AFLR up to 21 ka 1s with arc gas duct and pressure relief outside the room [3] up to 25kA 1s for LSC2B panels 12-17.5kV Slide 8
LV Compartment - Flexibility Slide 9
Smart Grid concept with UniSec Applications
Concept - Communication diagram May 5, 2015 Slide 11
Customer benefits Benefits for utilities and energy consumers, in secondary substation, are: q q q q Improved quality of the power supply, indexes as SAIDI and SAIFI reduced. Less and shorter outages and improved voltage quality Improved operational grid efficiency, reliability and availability Improved tools for the network operators and the field crews Optimal utilization of the distribution network Improved economy minimizing network losses and amount of not supplied energy Fault analysis: density of fault, failure rate, criteria for the classification of the faults Utilize the network more efficiently with more stability Measurement analysis: power flow and quality Ensured safety for personnel Less need to travel to locations with difficult access Less need to work in dangerous environments Improved maintenance, also proactive activities. May 5, 2015 Slide 12
Proposal with Levels The UniSec Smart Grid concept provide some preconfigured packages, depending on network complexity and different network s automation degree, for the most diffused network configurations. May 5, 2015 Slide 13
Monitoring & Control Level Function: Monitoring Fault location and monitor devices status Indication of switch status Fault passage indication LV Measurements Condition monitoring in substation Function: Control Fault isolation and recovery Remote control of switches (motorized switch) Remote network configuration (motorized switch) May 5, 2015 Slide 14 Customer Benefits Reduced outage time by means of remote fault localization Efficient use of manpower Grid topology supervision Fast restoration of healthy network area with remote control of the switches Increase of network efficiency
Monitoring & Control Level Architecture (All is Built-In the SWG) GPRS REC603 IEC60870-5-101 ModbusRTU Generic IEC60870-5-101 Devices May 5, 2015 Slide 16 Hardwired Communication
Measurements Level Function: Measurements Active users Distributed generation management Same as Monitoring & Control + High Accuracy MV Measurements Customer Benefits Same as Monitoring & Control +Power flow management + Measurement monitoring for voltage stability even for intermitted distributed generation May 5, 2015 Slide 17
Measurements Level Architecture (All is Built-In the SWG) REC615 GPRS RER601 IEC61850 - GOOSE RIO600 IEC60870-5-101 Generic IEC60870-5-101 Devices May 5, 2015 Slide 19 Hardwired Communication
Protection & Logic Selectivity Level Function: Protection & Logic Selectivity Same as Monitoring & Control Same as Measurement + Protections and logic selectivity Customer Benefits Same as Monitoring & Control Same as Measurement + Reduced number of outages May 5, 2015 Slide 20
Protection & Logic Selectivity Level Architecture (All is Built-In the SWG) GPRS REC615 GOOSE REC615 REC601 IEC60870-5-101 Generic IEC60870-5-101 Devices May 5, 2015 Slide 22 Hardwired Communication
System Network Architecture VPN Tunnels ABB M2M Gateway VPNs Bridge INTERNET To DMS System Always-ON GPRS Connections Secure Communication trough VPNs IEC61870-5-104 Protocol Local IEC60870-5-101 Gateway functionality Same architecture for each level Possibility of a redundant M2M Gateways May 5, 2015 Slide 23
Application example Utility Argentina Devices n 10 Circuit Breaker panels n 1 Circuit Breaker coupling panel n 1 COM600 (Communication) n 10 REF615 (Control, Protections) Relay M Relay M Relay M Relay M M Relay M Relay M Relay M Relay M Relay M Relay M COM600 Functions WebHMI for local devices DNP3.0 gateway for DMS communication REF615 Functions Full protection functions Local logics available Accurate MV measurement Possibility to use logic selectivity trough GOOSE (required a high speed network) REF615 COM600 May 5, 2015 Slide 24
Application example Utility Argentina GPRS REF615 IEC61850 GOOSE REF615 IEC61850 MMS COM600 DNP3.0 Utility DMS May 5, 2015 Slide 25 Hardwired Communication
Customer benefits - UniSec Additional Benefit given by UniSec: AIS solution with UniSec portfolio Safety and reliability (IEC; internal arc classification; PM; LSC2A/2B; antiseismic) Wide possibilities of customization according to panel portfolio Load Break Switch panel Fused Load Break Switch panel width of 375/500 mm Circuit Breaker panel width of 500/750 mm. Allows FA devices to be included in LV compartment. May 5, 2015 Slide 27