Fw: TOU metering report [RE-wrenches]

[Allan Sindelar]

Wrenches,
    This report was posted to the SW-GTI forum that was mentioned here about
1-2 months ago. While it doesn't affect us in New Mexico (no TOU), I am
forwarding it to this group for those of us who can benefit.
Allan at Positive Energy

----- Original Message -----
From: "Chris Brock" <cbrock at cisco.com>
To: <TraceSWGTI at eCompute.org>
Sent: Wednesday, June 26, 2002 2:05 AM
Subject: TOU metering report


> This is not related to the GTI, however, I thought this might be of
> interest to report on how Time of Use billing is working out for me. I
> distilled a lot data; to make it easier to comprehend, I've tried to
> explain it in plain English:
>
>
> The PG&E summer rate schedule began May1:
>
> peak (M-F noon to 6PM only):     31.5 cents /kwhr
> off-peak:                                     8.5 cents /kwhr
>
> from May 1 to Jun 25:
>
> I consumed  88 peak + 633 off-peak, totaling 721 kwhrs
>
> I generated 427 peak + 492 off-peak, totaling 919 kwhrs
>
> Looking just at off-peak, I used 633 kwhrs, but generated only 492 kwhrs,
> so I had to buy 141 kwhrs from PGE, which cost me $12.41
>
> Looking at just peak, I used only 88 kwhrs, and generated 427 kwrhs,
> which, because of its superior value, the surplus of 339 kwhrs earned me
> $94.86 in credits
>
> Standard non-TOU metering is 12.5 cents per kwhr for the first tier. If I
> had been on standard metering, I would have earned a credit of $24.75 for
> the surplus of 198 kwhrs I put into PG&E's grid.
>
> Because of TOU metering, the time of day is taken into consideration for
> the value of the electricity I put into the grid:
>
> $94.86 -$12.41 = $82.45
>
> Bottom line: For me, TOU more than tripled (3.33 times) the value of the
> electricity I exchanged with the public grid.
>
> Chris
>
>

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