Power Grids On 5 Continents Pulse Every 60s. Scientists Think They Know Why

1. Slashdot FIRST 43m ago Power Grids On 5 Continents Pulse Every 60s. Scientists Think They Know Why

   "ScienceAlert is reporting that researchers may have finally determined why, for many years, power grids around the world have been pulsing every 60 seconds," writes longtime Slashdot reader fahrbot-bot. The likely culprit? Uninterruptible power supplies running routine battery checks. From the report: Every minute, some uninterruptible power supplies perform routine battery checks, creating small but measurable surges in electricity demand. And it's like clockwork. "Even benign control routines

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