Traffic signal power source could ease avoid problems in blackouts

The engineering firm Gravitational Systems has received patent pending status for a device called a “traffic tap.” The system uses automobile traffic as a source of electric power.

Oakland, CA, June 12, 2001 – ABB Energy Interactive, Inc. (ABB EI) announced today that two more California utilities have signed contracts to implement ABB’s Energy Profiler Online (EPO) to manage a variety of mandatory and voluntary load curtailment programs.

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