TCN Restoring Power Supply to the Collapsed National Grid

Transmission Company of Nigeria (TCN) is racing against time to fully restore the collapsed national power grid.

The grid collapsed for the third time within five days to, plunging most parts of the country into blackout.

Later on Tuesday, TCN said it was gradually restoring electricity supply to the collapsed power grid.

Its spokesperson, Mrs Ndidi Mbah, said power had already been restored the North West, North Central, the South-South, South East Regions, and most parts of the north.

She explained that the grid totally collapsed on Tuesday at 12.35PM, causing national power outage.

Also explaining the situation on his Twitter/X handle, the Minister of Power, Adebayo Adelabu, confirmed that the fire led to about 356.63mw generation loss.
“At 00:35 hours this morning, a fire outbreak with an explosion sound was observed on Kainji/Jebba 330kV line 2 (Cct K2J) blue phase CVT & Blue phase line Isolator of Kainji/Jebba 330kV line1 was observed burning.

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“This led to sharp drops in frequency from 50.29Hz to 49.67 Hz at 0:35:06Hrs with Jebba generation loss of 356.63mw,” Adelabu said, adding that Kainji then started dropping load from 451.45 mw at 00:35:07 hours to zero.
“At 00:41 hours frequency dropped further from 49.37 Hz to 48.41 Hz resulting in the system collapse of the grid.
“We are on top of the situation and speedy restoration is in progress. The fire has been fully arrested and over half of the connections are now up and the rest will be fully restored in no time.“My sincere appreciation to those who responded or expressed concern via different channels and the team of engineers for their prompt response to the situation and work done so far. Let’s get the restoration work completed as soon as possible,” he said.
The Nigerian Electricity Regulatory Commission (NERC) had outlined the number of grid collapse cases in Nigeria in 2018, 2019, 2020 and 2021 as 13, 11, four and four, respectively.Industry data also showed that the electricity grid recorded about seven collapses in 2022, with the most recent grid collapse occurring on September 25, 2022, when power generation on the system crashed from over 3,700MW to as low as 38MW.

Nigeria’s power grid experienced the sixth collapse on July 20, 2022. There was a system collapse on June 13, two collapses in March and twice again in April in the year under review.