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IPS Rev 1.0

IPS Rev 1.0. Ken Lutz University of California, Berkeley lutz@eecs.berkeley.edu. Information Overlay to the Energy Grid. Intelligent Energy Network. Source IPS. IPS 1.0 Here. energy subnet. Load IPS. Intelligent Power Switch. Generation. Transmission. Distribution. Load.

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IPS Rev 1.0

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  1. IPS Rev 1.0 Ken Lutz University of California, Berkeley lutz@eecs.berkeley.edu

  2. Information Overlay to the Energy Grid Intelligent Energy Network Source IPS IPS 1.0 Here energy subnet Load IPS Intelligent Power Switch Generation Transmission Distribution Load Conventional Electric Grid Conventional Internet

  3. Intelligent Power Switch Host Load Power Generation Energy Storage • PowerComm Interface: Network + Power connector • Scale Down, Scale Out Intelligent Power Switch (IPS) energy flows PowerComm Interface information flows Energy Network

  4. Simplified IPS 1.0 Host Load Energy Storage • PowerComm Interface: Network + Power connector • Scale Down, Scale Out sMAP Plotter Intelligent Power Switch (IPS) Time series Data Archive Uni-directional energy flow PowerComm Interface information flows Data and Energy Network

  5. Energy Coupler Host Load Energy Storage • Multi-port Universal Energy Coupler • Support for Independent AC domains if desired • Control of power flows in energy network • Integration of distributed storage AC Clock 2 Intelligent Power Switch (IPS) PowerComm Interface AC Clock 1 Data and Energy Network

  6. PowerComm Interface Host Load % Capacity • Network Based Control and Actuation • Data Measurement for monitoring current state and archival Voltage, Current sMAP Plotter Intelligent Power Switch (IPS) Time series Data Archive Voltage, Current PowerComm Interface Data and Energy Network

  7. IPS Prototype AC In AC Out DC Bus 15 VDC Converter Inverter ACME ACME DC Output Battery Charge Controller Load Controller LabJack Voltage, Current Switch Actuation 12 V Lead-Acid Battery

  8. Specifications • 400 Watt Nominal • 50% Efficiency AC-AC (low load) • 64% Efficiency AC-DC • Hold up time 20 min (discharge to 11.5V) • Recharge time 60 min

  9. Mode 1: Run From Grid Run Only from Utility AC Out AC In 15 VDC Converter Inverter ACME ACME DC Output Battery Charge Controller Load Controller 12 V Lead-Acid Battery

  10. IPS Voltage and Current IPS Current

  11. Mode 2: Run From Battery AC Out AC In 15 VDC Converter Inverter ACME ACME DC Output Battery Charge Controller Load Controller Run from Battery 12 V Lead-Acid Battery

  12. Utility OFF, Run From Battery

  13. Mode 3: Run and Charge Run And Charge from Utility AC Out AC In 15 VDC Converter Inverter ACME ACME DC Output Battery Charge Controller Load Controller 12 V Lead-Acid Battery

  14. Line and Battery Operation IPS Current

  15. Run From Battery Then Run and Recharge IPS AC Input Power

  16. Mode 4: Charge Only Charge Only from Utility AC Out AC In 15 VDC Converter Inverter ACME ACME DC Output Battery Charge Controller Load Controller 12 V Lead-Acid Battery

  17. IPS • 600W AC-15VDC Converter • Solid State Switches • 40A Xantec Charge and Load Controllers • Lead Acid Battery • Exeltech 600W inverter • Labjack for sense and control • ACME AC power measurement

  18. IPS and FitPC-2i cluster

  19. Future Work • Package IPS and Replicate to Form a Network • Incorporate Local Intelligence and State to support plug and play? • Scale Storage driven by load requirements • Bi-Directional Power Flow?

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