[time-nuts] Line Frequency standard change - Possible ?
magnus at rubidium.dyndns.org
Sat Feb 11 05:26:13 EST 2017
On 02/09/2017 11:39 PM, jimlux wrote:
> On 2/9/17 1:31 PM, Poul-Henning Kamp wrote:
>> In message
>> <4FBDD81DDF04FC46870DB1B9A747269202916B42 at mbx032-e1-va-8.exch032.ser
>> verpod.net>, "Thomas D. Erb" writes:
>>> I was wondering if anyone was familiar with this proposal, is this
>>> a uncoupling of line frequency from a time standard ?
>> The interesting thing about this is that all research and experiments
>> (for instance on the danish island Bornholm) indicates that the only
>> way we stand any chance of keeping future AC grids under control in the
>> medium term is to lock the frequency *hard* to UTC.
>> Its a very interesting topic.
> <snip of interesting discussion>
> I think also of the issues from distributed generation - consider a
> rooftop solar installation with 20 or so MicroInverters, all "slaved" to
> the line. Just from manufacturing variations, I suspect each
> microinverter is a little bit different than the others.
By code these needs to feed in phase with the line, meaning they do not
contribute with reactance as if it was rotating iron.
While trying to be "safe" is does not contribute to stability, only to
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