Storage Technologies for the Smart Grid - Bob Hebner

Bob Hebner Director , Center for Electromechanics University of Texas at Austin

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Reconfiguration via optimization Using a power objective function Subject to:

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Storage Option Self Discharge time (  1 ) Round trip efficiency  Flywheel 2-12 hours 0.9 Ultracapacitor 3% per day = 1 month 0.8 Battery 3% per day = 1 month (NiCd) 0.7

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Flywheel – 1 MW, 3 minutes

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[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Different needs for storage, different definitions of success

Storage Technologies for the Smart Grid - Bob Hebner

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Storage Technologies for the Smart Grid - Bob Hebner