> <snip previous> > Changing the frequency of the power grid is VERY hard. Dropping the > voltage (which is a brownout) is easy.
> So no way did yo udrop to 50 Hz. A few years ago a mejor mess in europe > caused the grid there to split into 3 parts, running at 48, 50 and 52Hz > respectively, due to severe imbalance in the network, and the frequencies > could only be different because the grid completely split. So to drop > the frequency to 50Hz in Toronto would require changing the frequency > of a very large part of the grid in north america. Not going to happen. > What do you mean by completely split? Split as in; now separate grids or > split by isolation terminals, firewalls if you will. > Toronto's polyphase grid is a clusterfuck as it is implemented today. For > myself, I don't see hydro dropping voltage on two legs of the residential > grid in order to test a highly computerized streetcar. > I can see them frequency stepping the power at the isolation nodes of the > CNE grounds before converting to DC power. You don't have to touch the > whole grid, just the parts attached to the DC inverter. Kind of a pre-wash > cycle in power laundry. > Hydro is working all over the city to rectify some of the more serious > load balancing issues generated by considerabble over optisim in the > effective technology of the day the grid was built. I guess this is to > stimulate investor confidence before selling the whole dog and pony show to > someone else. > So that's not so bad, there's no enterprise stuff at risk, I just hack > > together another box and carry on. However, now I have a real problem and > > I'm in need of a solution. Yesterday I fired up the WiFi while my SO was > > drying her hair. I toasted her salon quality hair dryer. Not good. :-( > > There is no gfi outlet and at this point I'm wondering if I need UPS, for > > the hair dryer, if not the computer. > > Unless your area has serious transformer issues, you should not have > voltage swings that could damage a hair druer. > It was the multiple wi fi fields generated when I fired up several devices > concurrently which i think toasted the hair dryer. This is a known effect. > I have since found out that it is only modern gfi outlets which have > sensitivity enough in their measurements of the scope of the surge to > counter this effect. Older units in fact can compound it. Ups for a hair > dryer was my joke of the day. > > So my question is, does anyone on this list have similar problems and a > low > > cost hack they have used to deal with Toronto's iffy grid. > > -- > Len Sorensen > --- > Talk Mailing List > [email protected] <javascript:;> > http://gtalug.org/mailman/listinfo/talk >
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