A battery storage cyberattack would look exactly like a badly tuned controller
Batteries connected to the grid make money by reacting to frequency, pushing power out when it sags and soaking it up when it rises. A few hundred of them moving together, on command from someone who should not have the command, would look the same on a control room screen right up to the moment the network starts disconnecting customers. Rafael Narezzi, chief executive of the London firm Centrii, puts the number needed at 1,500 … More
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