[time-nuts] Line Frequency standard change - Possible ?
preilley_454 at comcast.net
Sat Feb 11 08:20:36 EST 2017
They may well be willing to pay for more expensive equipment because they
can make money from it. large industrial electricity users pay for the VAs
that they use. Even though they are not energy the utility has to
The utility charges for this service.
If a solar farm also included a battery bank then they would be able to
VAs along with Watts just like a conventional generator. With
farms could contribute to grid stability just like other suppliers.
On 2/10/2017 7:43 AM, David wrote:
> On Thu, 09 Feb 2017 23:39:24 +0000, you wrote:
>> It is harder than it sounds.
>> Small solar inverters are the best, they an regulate down at milliseconds
>> notice, and many jurisdictions impose asymetric frequency bands on
>> them to exploit this.
>> Big inverters, no matter what you put behind them, get quite a bit
>> more expensive if they are designed to provide "non-VA" power,
>> because you suddenly have to run the current both ways in the same
>> Nobody wants to pay for that voluntarily, and nobody are particular
>> keen to cause the first explosion/fire while they get the control-law
> Imagine how they will scream if they have to pay for fields of big
> synchronous motors to be connected.
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