Quote:
Originally Posted by paperplane
The AI Data Centre will require & use 390MW; 190MW continuously from it's on site VoltaGrid NG plant and 200MW from the grid (NBP), which, as previously stated, will be from Tantramar, so another NG plan.
I wouldn't say running their own generators as the primary source of power is accurate, whatsoever, as drawing up to 200MW from the grid (likely most of the time) would certainly represent a significant demand of the grid.
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The power usage is going to depend on who the end customer of this data centre is and what they intend to use it for. If this is for training models, like ChatGPT, the power usage would be constant as it spends weeks and months crunching the numbers. However, there are other AI data centres that handle individual user queries, and these vary with demand depending on the time of day and day of the week, similar to residential power demand.
Even so, there will still be some variation in power demand, primarily due to the weather. From the quote I showed above, it seems power demand will be highest in winter, probably due to the low humidity and temperatures. How much it varies, I have no idea, but it would be interesting to know.
Also, I need to correct you: this data centre will not be primarily powered by the gas plant in Tantramar. That new power plant is a peaker plant designed to be used during periods of high demand or when other power sources aren't available. In theory, for most of the year, it should be dormant. The best comparison would be Coleson Cove. For most of the year, there is plenty of capacity, and the grid could be powered by Nuclear, Wind, Hydro, etc.
However, during periods of high demand, the gas plant may need to be brought online to power the data centre, and that is the controversial part. If that was the case, you are burning gas at the power plant and locally, all to power the data centre.
The question I want answered is whether, if we experience a really cold spell in the winter, the data centre is willing to temporarily reduce or eliminate its demand on the grid and rely solely on its own generation? If they were willing to do this, I would have far less concern with the power being supplied to them.