Octopus saving sessions coming 1st Nov

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Stinsy
Posts: 2640
Joined: Wed Jun 02, 2021 1:09 pm

Re: Octopus saving sessions coming 1st Nov

#741

Post by Stinsy »

Krill wrote: Thu Nov 30, 2023 4:59 pm Any idea when Octopus will give the heads up and confirm the payment amount?
We got a smidge less than 24hrs notice last time so anytime from now!
12x 340W JA Solar panels (4.08kWp)
3x 380W JA Solar panels (1.14kWp)
5x 2.4kWh Pylontech batteries (12kWh)
LuxPower inverter/charger

(Artist formally known as ******, well it should be obvious enough to those for whom such things are important.)
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nowty
Posts: 5575
Joined: Mon May 31, 2021 2:36 pm
Location: South Coast

Re: Octopus saving sessions coming 1st Nov

#742

Post by nowty »

Stinsy wrote: Thu Nov 30, 2023 5:02 pm
Krill wrote: Thu Nov 30, 2023 4:59 pm Any idea when Octopus will give the heads up and confirm the payment amount?
We got a smidge less than 24hrs notice last time so anytime from now!
Its confirmed 3 mins ago, Octopus gets £5.33 same as last time so expect the same £4 / kWh reward.

My storage heaters, EV and hot water is on.
16.9kW PV > 107MWh generated
Ripple 6.6kW Wind + 4.5kW PV > 22MWh generated
5 Other RE Coop's
105kWh EV storage
60kWh Home battery storage
40kWh Thermal storage
GSHP + A2A HP's
Rain water use > 510 m3
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Krill
Posts: 344
Joined: Fri Sep 02, 2022 4:38 pm

Re: Octopus saving sessions coming 1st Nov

#743

Post by Krill »

nowty wrote: Thu Nov 30, 2023 4:51 pm In fact if it turns out to be another £4 / kWh payout its actually worth it paying peak rate. :shock:
Any amount over £3.05 / kWh will work out better if your on IOG at 30.5p peak. :whako:

I'm going to give the SH's a blast between 5pm and 6pm tonight.
Not sure this figure is right, if you factor in that you have to pay a cheap rate anyway, shouldn't amount that octopus are required to pay out be lower by the cheaprate/10 ie £3.05-(cheap rate/10)?
Solar PV: 6.4kW solar PV (Eurener MEPV 400W*16)
PV Inverter: Solis 6kW inverter
Batteries: 14.4kWh LiFePO4 batteries (Pylontech US5000*3)
Battery Inverter: LuxPowertek 3600 ACS*2 battery inverter
WBS: 8kW Hunter Avalon 6 Multifuel burner (wood only)
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nowty
Posts: 5575
Joined: Mon May 31, 2021 2:36 pm
Location: South Coast

Re: Octopus saving sessions coming 1st Nov

#744

Post by nowty »

Maths is,

Say you use 10kWh between 5 and 6pm, that costs 30.5p x 10 = £3.05

The baseline is averaged over 10 days, so 10/10 = 1kW added to your baseline which pays an extra £4.00

If your just time shifting, then the extra cost has only been (30.5-7.5) x 10 = £2.30

£1.70 of pure profit. :xx:

EDIT - Yes Stinsy, your right.
16.9kW PV > 107MWh generated
Ripple 6.6kW Wind + 4.5kW PV > 22MWh generated
5 Other RE Coop's
105kWh EV storage
60kWh Home battery storage
40kWh Thermal storage
GSHP + A2A HP's
Rain water use > 510 m3
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nowty
Posts: 5575
Joined: Mon May 31, 2021 2:36 pm
Location: South Coast

Re: Octopus saving sessions coming 1st Nov

#745

Post by nowty »

And that £1.70 will buy you over 22 kWh on the cheapslot. :mrgreen:
16.9kW PV > 107MWh generated
Ripple 6.6kW Wind + 4.5kW PV > 22MWh generated
5 Other RE Coop's
105kWh EV storage
60kWh Home battery storage
40kWh Thermal storage
GSHP + A2A HP's
Rain water use > 510 m3
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Stinsy
Posts: 2640
Joined: Wed Jun 02, 2021 1:09 pm

Re: Octopus saving sessions coming 1st Nov

#746

Post by Stinsy »

It's live!


Image
Last edited by Stinsy on Thu Nov 30, 2023 5:23 pm, edited 2 times in total.
12x 340W JA Solar panels (4.08kWp)
3x 380W JA Solar panels (1.14kWp)
5x 2.4kWh Pylontech batteries (12kWh)
LuxPower inverter/charger

(Artist formally known as ******, well it should be obvious enough to those for whom such things are important.)
dan_b
Posts: 2140
Joined: Tue Jun 15, 2021 10:16 am
Location: SW London

Re: Octopus saving sessions coming 1st Nov

#747

Post by dan_b »

Yep it's up - £4/kWh
from 4.30 to 6pm, so an hour earlier than Wednesday.
Tesla Model 3 Performance
Oversees an 11kWp solar array at work
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Krill
Posts: 344
Joined: Fri Sep 02, 2022 4:38 pm

Re: Octopus saving sessions coming 1st Nov

#748

Post by Krill »

Opted in, tumble dryer on, batteries charging, discharge timer set for tomorrow.

Another thought, that cheap rate calculation doesn't take into account charging and discharging inefficiencies if the cheap rate is used for house batteries, so it's probably even more efficient if we can time shift into this slot...
Solar PV: 6.4kW solar PV (Eurener MEPV 400W*16)
PV Inverter: Solis 6kW inverter
Batteries: 14.4kWh LiFePO4 batteries (Pylontech US5000*3)
Battery Inverter: LuxPowertek 3600 ACS*2 battery inverter
WBS: 8kW Hunter Avalon 6 Multifuel burner (wood only)
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nowty
Posts: 5575
Joined: Mon May 31, 2021 2:36 pm
Location: South Coast

Re: Octopus saving sessions coming 1st Nov

#749

Post by nowty »

Krill wrote: Thu Nov 30, 2023 5:23 pm Opted in, tumble dryer on, batteries charging, discharge timer set for tomorrow.

Another thought, that cheap rate calculation doesn't take into account charging and discharging inefficiencies if the cheap rate is used for house batteries, so it's probably even more efficient if we can time shift into this slot...
It sounds nuts but your not wrong. :hysteria:

I fecked up a few days ago and accidently used 3 kWh peak rate just before 6pm and was really annoyed with myself, now I'm happy. :xx:
16.9kW PV > 107MWh generated
Ripple 6.6kW Wind + 4.5kW PV > 22MWh generated
5 Other RE Coop's
105kWh EV storage
60kWh Home battery storage
40kWh Thermal storage
GSHP + A2A HP's
Rain water use > 510 m3
openspaceman
Posts: 662
Joined: Mon Mar 21, 2022 7:37 pm

Re: Octopus saving sessions coming 1st Nov

#750

Post by openspaceman »

nowty wrote: Thu Nov 30, 2023 5:09 pm Maths is,

Say you use 10kWh between 5 and 6pm, that costs 30.5p x 10 = £3.05

The baseline is averaged over 10 days, so 10/10 = 1kW added to your baseline which pays an extra £4.00
What are the numbers if you cannot establish a positive baseline but could discharge at 2.5kW for the 90 minutes and do have an export tariff?
.
Morso S11
FIT
16 Sharp PV panels facing WSW 4kW
Solarmax 4200S inverter
Non FIT
3 Canadian solar DC coupled 1.75kW facing SSE
Storage
Growatt SPA3000TL BL inverter ac coupled
Growatt GBLI6532 6.5kWh lithium phosphate battery
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