® POWERMAX for Small to Medium Scale Microgrids Brandon Marcum © 2023 SEL POWERMAX 2002 Timeline 2008 2014 2018 2019 POWERMAX POWERMAX POWERMAX POWERMAX POWERMAX Industrial Utility Commercial Mobile Garrison Key POWERMAX Solution Differences Segment Mobile Garrison Commercial Industrial Utilities Technology TMS TMS + Garrison POWERMAX POWERMAX POWERMAX RTAC RTAC RTAC MW Range Key Differences 0.01 – 1 Disaster reliefs, army bases, remote islanded facilities – mainly for diesel generators (DGs) using distributed communication architecture 0.1 – 10 Solution for small- to mid-sized microgrids using DG, solar photovoltaic (PV), battery energy storage system (BESS) for simple bus topology using distributed communication architecture 1 – 1,000 Solution for mid- to large-sized microgrids using any kind of distributed energy resource (DER) (natural gas turbine / diesel / steam / solar PV / BESS / wind / fuel cell) using centralized communication architecture 10 – 5,000 Solution for mid- to large-sized industrial facilities using any kind of DER (NG / DG / steam / solar PV / BESS / wind / fuel cell) using centralized communication architecture Solution for wide-area protection to maintain grid-wise stability using distributed and centralized architecture; remedial action Transmission level schemes (RASs) Development History of POWERMAX Mobile Tactical Microgrid Standard Taking The Military’s Standards to the Industry TQG AMMPS TMS Quiet 1980 Efficient 2005 Interoperable 2018 Demonstration for US Army Corps of Engineers 100 kW CAT 60 kW TQG 30 kW Taylor 30 kW Gillette Loads Loads Loads Loads Loads Loads POWERMAX® Mobile Trailer 30 kW Taylor 60 kW TQG 80 kW/30kVAR Stepped Loadbank 30 kW Gillette How it Works Advanced Control Techniques SUPERIOR TO PID METHODS Engine Manufacturer PID Controls Frequency (Hz) Power (W) SEL State Space Controls 60 No overshoot 58 No integral windup 56 No oscillations 30,000 No tuning 15,000 Fully interoperable 0 Data Distribution Service (DDS) Brings Plug-andPlay Communications Hi! I’m a generator. Great! Send me data. Only available from SEL Engineering Services Technology Allows Interoperability WITH ANY SIZE GENSET 100 kW 5 kW + + What it means for you Distributed Relay Control Solution REDUCES COMPLEXITY AND COST Is equivalent to $40,000 of competitor equipment Uses same interface for all inverters and gensets Simplifies the user experience Ensures interoperability between DER manufacturers Distributed Relay Control Solution INCLUDES INNOVATIVE FEATURES Advanced controls and visualization Superior protection and diagnostics Plug-and-play TMS MC dispatch Minimal Retraining IDENTICAL CONTROL INTERFACE ACROSS ALL DEVICES Increased Reliability With Reduced Part Count Before refurbishing Custom-built electronics removed Replaced with fewer, lighter, more reliable SEL Compatible Inertia-based and Inverter-based DERs No Single Point of Failure X Microgrid Controller TMS DDS X RTAC RTAC RTAC 30 kW 60 kW 100 kW Wet-Stacking Correction Strategy Does Not Burn Extra Fuel RTAC RTAC RTAC 30 kW 60 kW 100 kW Capacity Usage Running as Microgrid Saves Fuel 100 kW 60 kW 30 kW 30% Efficient 90% Efficient 30% 30% Efficient 120 120 120 100 100 100 80 80 80 60 60 60 40 40 40 20 20 20 0 0 0 20 40 60 80 100 120 0 0 20 40 60 80 100 120 0 20 40 60 80 100 120 Relay-Based POWERMAX Solutions SCALE TO ANY SIZE POWER SYSTEM SEL R&D facility 100 Military TMS 80 Control 60 functionality in relay 40 (percent) 20 Islanded grid size (MW) 0 0.01 Parris Island X Competitors 0.1 1 10 100 Garrison Mobile 1,000 10,000 Industrial Commercial Utility POWERMAX for Mobile Microgrids Distributed Control Architecture Microgrid Controls and Monitoring EWS SEL-3360S MC Genset Controls SEL-3530-4 IRIG-B SDN TMS SEL-2401 Load Controls SEL-3505 SEL-3505 SEL-700G SEL-700G SEL-849 Governor AVR ... RTD/AO Utility POWERMAX® for Garrison 5 MVA Gas Turbine 1 MVA Gas Reciprocating Engine GR SRC GT SEL-700G PCC SEL-700G SEL-3505 Microgrids Distributed Control Architecture SRC SEL-3505 SEL-751 HMI SEL-3505 EWS 4 MVA PV SEL-3355 SEL-700G SEL-3505 MC IRIG STOR Battery Battery 2 MW 20 MWH SEL-700G SEL-2742S SEL-3620 SEL-2407 PV PV Outside LAN SEL-3505 SDN TMS SEL-3555 DIST SEL-3530-4 SEL-700 Series SEL-700 Series Protection Sheddable Feeder Sheddable Motor SEL-700 Series SEL-800 Series Protection Protection Protection Nonsheddable Nonsheddable Load Motor 600 kVA EDG BLUE SEL-3505 SEL-700G SEL-751 Priority Load 30 kVA EDG BLUE SEL-3505 SEL-700G Priority Load SEL-751 POWERMAX Commercial Centralized Architecture Visualization Protection Load Management DER Management PCC Management Cyber Security HMI / SCADA Events SOEs Coordination Logics Relay Settings Priorities Load Shed Load Restore V and F Control Economics PV and BESS Management IEEE 1547 Power Factor Sync (25A) Networking NERC CIP Relay-Based Solutions Scale Up to Any Size or Complexity of Power System Redundant HMI Servers Corporate Networks SE L SEL-3355 SEL-3355 SE L Redundant Gateways SEL-3530 SEL-3530 SE L SE L Historian Servers Firewall Engineering Work Station Redundant Controllers HMI Workstations / Clients Event / SOE Server Synchrophasor Server SE L SEL-3555 SEL-3555 SE L SE L SE L SEL-3555 SEL-3555 SE L SE L SEL-3555 SEL-3555 SE L SE L SEL-3555 SEL-3555 SEL-2730M SE L SE L SEL-2730M SE L SE L SEL-3555 SEL-3555 Redundant PMS LAN Substation A SE L SEL-2730M Substation B SE L SEL-2730M SE L SEL-2730M Primary FEP SEL-3530 SE L SEL DPAC Remote I/O SEL-2440 SE L SEL-3530 SE L SEL-751A SEL-751A SEL-751A SE L SE L SEL Relays SE L SEL-2730M SE L SEL-2730M Primary FEP SEL-3530 SE L SEL DPAC Remote I/O SEL-2440 SE L Backup FEP SE L Substation ...n Primary FEP SEL-3530 SE L SEL-751A SEL-751A SEL-751A SE L SE L SEL Relays SEL-3530 SE L SEL DPAC Remote I/O SEL-2440 SE L Backup FEP SE L SE L Backup FEP SEL-3530 SE L SE L SEL-751A SEL-751A SEL-751A SE L SE L SEL Relays SEL-2730M cHIL Modeling For Mission Critical Systems Frequency (pu) Status Controller 1 Steady-State Droop Line 3 2 Transient Governor Behavior Inputs Controller 1.0 0.96 Governor Frequency Set Point Dynamic Simulation System Outputs Controls Power (pu) 1.0 Thank you