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10-08-2021, 09:30 AM
#921
Originally Posted by winner69
That's what I thought last night as I noticed the cord out to neighbours EV
And suppose they burnt through heaps of coal last night at Huntly
Did you notice which way the electrons were flowing though? Even a partially charged EV might power a household for a few hours, thus relieving the strain on the Transpower grid.
SNOOPY
Watch out for the most persistent and dangerous version of Covid-19: B.S.24/7
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10-08-2021, 09:38 AM
#922
Originally Posted by fish
We need someone like Jantar to explain why.
Watching power prices yesterday and feeling cold I bought lots of MEL towards and at close .
Our electricity market works by generators offering their available generation into the market, large consumers bid in their demand, and Transpower estimates the demand for retail customers. Where the supply offers and demand bids cross sets the price and quantity for that trading period.
At times there is not enough generation offered into the market to meet both the energy demand and the reserve requirements. When that happens Transpower issues a Standby reserve notice asking generators to offer more into the market. This isn't a serious concern as the system can still cope. But when there is an energy deficit where there is simply not enough generation offered to meet the demand then it becomes an emergency situation. Once a Grid Emergency Notice has been sent out generators may not reduce their offers for any reason other than plant failure. They may not change their offer prices, but they can increase their offers if possible. This may be where plant is out for minor maintenance (e.g. brushgear servicing) and can be brought back early. If there is still not enough generation offered then .... we saw the results last night.
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10-08-2021, 09:44 AM
#923
Originally Posted by Snoopy
Did you notice which way the electrons were flowing though? Even a partially charged EV might power a household for a few hours, thus relieving the strain on the Transpower grid.
SNOOPY
Confucius say;
Dog who have warm kennel at night, unable to leave it in the morning...
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10-08-2021, 09:58 AM
#924
Originally Posted by Getty
Confucius say;
Dog who have warm kennel at night, unable to leave it in the morning...
Ah, that explains a lot - havn't heard from Beagle yet!
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10-08-2021, 10:34 AM
#925
it was exceptionally cold through large parts of the country yesterday and last night
003EC544-08CF-4154-80D8-92CA8F2416D4.jpg
I took this on the weather app on the TV - the white is precipitation as snow
Originally Posted by ratkin
Amazing that it supposedly been the warmest winter ever, it been pretty wretched in Christchurch
I Know right!! Perfect fodder for climate change denialists
Last edited by peat; 10-08-2021 at 10:36 AM.
For clarity, nothing I say is advice....
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10-08-2021, 10:43 AM
#926
Member
I have to hope the comments about EVs causing the power shortage at 6pm last night were jokes. There are so few EVs in NZ, the impact would be negligible and those that are, will usually be charged between midnight and 6am when rates are cheapest. Far more likely to be heaters, ovens etc.
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10-08-2021, 10:55 AM
#927
Originally Posted by gbogo
I have to hope the comments about EVs causing the power shortage at 6pm last night were jokes. There are so few EVs in NZ, the impact would be negligible and those that are, will usually be charged between midnight and 6am when rates are cheapest. Far more likely to be heaters, ovens etc.
well of course I think most folks make them as jokes but the truth is the more EV's the more it wont be negligible and if we havent got enough power now..... so its a delicious irony for those against the strong (read unnecessary) moves this Labour govt is making on the energy sector - i refer to killing off gas mainly.
For clarity, nothing I say is advice....
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10-08-2021, 11:21 AM
#928
Originally Posted by macduffy
Ah, that explains a lot - havn't heard from Beagle yet!
Beagle AWOL...was last seen snuggling up nice and close to his heat pump hoping it would keep going and very grateful for those Genesis owned Rankine units at Huntly running full throttle. !!
Last edited by Beagle; 10-08-2021 at 11:22 AM.
Ecclesiastes 11:2: “Divide your portion to seven, or even to eight, for you do not know what misfortune may occur on the earth.”
Ben Graham - In the short run the market is a voting machine but in the long run the market is a weighing machine
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10-08-2021, 11:34 AM
#929
You could say you were getting coaled...
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10-08-2021, 11:42 AM
#930
Ecclesiastes 11:2: “Divide your portion to seven, or even to eight, for you do not know what misfortune may occur on the earth.”
Ben Graham - In the short run the market is a voting machine but in the long run the market is a weighing machine
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