UPDATING DATA FROM A CONTROLLER OF A PRIMARY DEVICE OF A POWER SUBSTATION

摘要

When data from a controller 16 of a primary device 12 of a power substation 10 is updated, diagnostic data from the controller 16 via a local wireless communication network 24 is received, the diagnostic data having timestamps tts with respect to a local clock 25 of the controller 16, a local clock time t 1 via the local wireless communication network 24 from the controller 16 is received, an actual time t g from a time server 40 is received, and the timestamps t ts of the diagnostic data with respect to the local clock time tl and the actual time t g are recalibrated.