I would check either an annual report, or a report from the spring, when most of the curtailments occur. I don’t know the details…
- Mark Sent from my Fuel Cell powered iPhone > On Sep 1, 2021, at 3:40 PM, Haudy Kazemi via EV <[email protected]> wrote: > > Here is the daily CAISO report. > > http://www.caiso.com/PublishedDocuments/WindSolarCurtailmentReport.pdf > > It shows that the vast majority of curtailment events is due to local > system congestion, and not because of demand. > > I expect that remotely-positioned MW-scale solar farms are much more > susceptible to congestion issues than rooftop solar. I'm also not sure that > rooftop-scale solar supports curtailment. > > On-site production allows for on-site self consumption, without tieing up a > capacity on the local/regional grid. On-site production with storage > further increases the time period where a site can operate without > depending on the local/regional grid. > > Energy storage at the production sites would improve the match between > production supply and transmission capacity. > > Energy storage near customers would improve the match between distribution > capacity and customer demand. > > > >> On Wed, Sep 1, 2021, 12:41 Mark Abramowitz via EV <[email protected]> wrote: >> >> Southern California commonly sends its excess to Arizona - sometimes we >> have to pay them to take it. Every year we curtail lots of renewables. >> CaISO tracks how much. >> >> - Mark >> >> Sent from my Fuel Cell powered iPhone >> >>> On Sep 1, 2021, at 10:15 AM, Jan Steinman via EV <[email protected]> >> wrote: >>> >>> >>>> >>>> From: "Peri Hartman" <[email protected] <mailto:[email protected]>> >>>> >>>> If, for example, southern cali has excess >>>> PV generation, it will need to ship that energy somewhere pretty far >>>> away, say oregon or washington. That would require a pretty substantial >>>> transmission line. I don't think the existing lines are sufficient. >>> >>> The Pacific Intertie is a 600,000 volt DC line that stretches from >> Washingon to SoCal. I think it can handle enough power for a minor city. >>> >>> Jan >>> >>> -------------- next part -------------- >>> An HTML attachment was scrubbed... >>> URL: < >> http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20210901/4bbebd8d/attachment.html >>> >>> _______________________________________________ >>> Address messages to [email protected] >>> No other addresses in TO and CC fields >>> UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub >>> ARCHIVE: http://www.evdl.org/archive/ >>> LIST INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org >>> >> >> _______________________________________________ >> Address messages to [email protected] >> No other addresses in TO and CC fields >> UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub >> ARCHIVE: http://www.evdl.org/archive/ >> LIST INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org >> > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20210901/107361e8/attachment.html> > _______________________________________________ > Address messages to [email protected] > No other addresses in TO and CC fields > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > ARCHIVE: http://www.evdl.org/archive/ > LIST INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > _______________________________________________ Address messages to [email protected] No other addresses in TO and CC fields UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub ARCHIVE: http://www.evdl.org/archive/ LIST INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org
