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Author Topic: January 2021 PV Generation  (Read 494 times)
Fintray
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« on: February 01, 2021, 10:12:50 AM »

My results for January were:

3.87 kWp, slope 50 degrees, due south, lat 57.15

Total generation: 118.9kWh

Daily average: 3.83kWh

Generation per kWp: 30.73kWh

Daily average per kWp: 0.99kWh

PVGIS: 104kWh

%PVGIS: 114%
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3.87kWp PV
10.24kWp PV SolarEdge system
Tesla Powerwall 2
100 x 47mm Navitron tubes (still being installed!)
MK2 PV router DHW diverter
Morso 5kW WBS
Nissan Leaf
Mikel
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« Reply #1 on: February 01, 2021, 10:56:42 AM »

Total monthly production

Jan 2021   108.8 kWh

28.3 kWh/kWp

Av daily production  3.5 kWh

Jan 2020 94.9 kWh
Jan 2019 74.9 kWh
Jan 2018 93.1 kWh
Jan 2017 97.7 kWh
Jan 2016 93.9 kWh
Jan 2015 101.4 kWh
Jan 2014 90.8 kWh
Jan 2013 99.2 kWh
Jan 2012 93.1 kWh


3.84 kW, Ground mount, S facing, slope 25 degrees, 16*240w Sanyo HIT panels, Fronius IG 40 inverter, West Cornwall
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Wickham
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« Reply #2 on: February 01, 2021, 12:09:26 PM »

January 2021
44.40 kWh total
16.69 kWh/kWp
0.54 kWh/kWp/day
1.43 kWh/day

2021 16.69 kWh/kWp
2020 24.77
2019 22.86
2018 21.13
2017 27.30
2016 24.41
2015 29.33
2014 n/a
2013 20.30
2012 29.05

A bad month, it rained a lot.
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14 Upsolar UP-M190M 190W panels total 2.66kWp and 13 Enecsys SMI-200/G83 and 1 SMI-240/G83 72 cell micro-inverters and website gateway unit, ground-mounted in early May 2011; 30 degree slope; 5 degrees east of south; 8 miles west of Salisbury
marshman
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« Reply #3 on: February 01, 2021, 12:32:10 PM »

Capacity   Orientation   Slope   Lat        Total          kWh/kWpk
3.15kWpk      157.0      11.0   50.9        65.4 kWh     20.7

Very poor January.  Way worse than any other January since install, will keep an eye on the system in case there is something wrong, but it has been grey and miserable here all month, and the weather hasn't been any better Smiley
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3.15kWpk (15xSharp ND210)/SB3000. & 3.675kWpk (15 x Suntech 245WD)/SB4000TL, 10kW GSHP driving Wirsbo underfloor heating from 1200m ground loops. 10' x 7' solar wall (experimental). Clearview 650 Wood Burning Stove. MHRV - diy retrofit. Triple glazing.
dc
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« Reply #4 on: February 01, 2021, 12:52:41 PM »

Capacity    Orientation   Slope    Lat.   Total    Best   Worst   PVGIS   %PVGIS   KWh/KWp   Daily   Days
3.995   +10 South            35      51.77N   130         15.02   0.612   139              93%     32.4       1.05   31
mediocre but better than last year
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Sharp NU-E235 x 17 = 3.995kWp, SB4000TL, 4KWh Powervault, Essex CM8 3NR  Lat - 51-46'41"
supremetwo
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« Reply #5 on: February 01, 2021, 05:44:22 PM »

Total January: 98.2 kWh (BDPV PVGIS 148 kWh)

kWh/kWp: 24.5

Best Day:   22nd 10.94 kWh

Worst Day: 14th   0.00 kWh = Snow
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john999boy
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« Reply #6 on: February 01, 2021, 07:47:48 PM »

Squarely in the middle of the charts.
My relatively steep roof angle was counteracted by the meaningful lack of sun!  Angry

PVGIS Forecast  257 kWh
Total generation: 286 kWh (111%)
Generation per kWp: 33.8 kWh
Daily average: 9.22 kWh
kWh/kWp: 1.09
Best day: 25th 31.3 kWh (377%)
Worst day: 14th 0.0 kWh (0%) Snow covering
Export meter: 49%
Immersun: 59 kWh
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8.46kWp solar PV - 169 - 40 slope - 53N. Immersun fuelled DHW.
Iain
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« Reply #7 on: February 01, 2021, 09:39:36 PM »

Hi
Fairly poor month
40 kWh / kWp


Iain
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1.98kWp PV (11 x Sharp 180 and SB 2.5)
20 x 65mm Thermal and 180ltr unvented
Powervault 4Kw - P3 Amita Lithium Battery
9000ltr rainwater storage   Plymouth
stinga
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« Reply #8 on: February 02, 2021, 10:14:49 AM »

Currently in Oz,

I am I allowed to post what we generated?
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Hydroteam
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« Reply #9 on: February 02, 2021, 04:28:25 PM »

System: 3.5KW, 14x Sanyo (now Panasonic) HIT 250 Panels, SMA SB 4000TL, 2x 7 panel strings

Location: Hampshire, UK, South (170 deg) facing

Total Generation: 106.009 KWh
Minimum: 0.259 KWh, 20th January
Maximum: 12.985 KWh, 25th January
Average: 3.420 KWh
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hallie
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« Reply #10 on: February 02, 2021, 10:21:20 PM »

Total: 92.6 kWh

Best day: 10.9 kWh 25/01/2021

Worst day: 0.2 kWh 20/01/2021

Generation per kWp: 25.16 kWh

Daily average per kWp: 0.81 kWh

Daily average: 2.99 kWh
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DIY installed system @ 1.77 per w
16 x 230w Upsolar panels = 3.68 kwp
StecaGrid 3600
Solic 200 fitted May 2017
SW facing in Chandlers Ford, Hampshire

Generated totals : 3570 kwh (2012/13) 3651 kwh (2013/14) 3761 (2014/15) 3605 kwh (2015/16) 3657 kwh (2016/17) 3751 kwh (2017/18)
TheMaster
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« Reply #11 on: February 03, 2021, 06:23:51 AM »

January 2020

PVGIS:  273.37
Actual   247.56 kWh (90.56% of forecast)  Shade Early November to End January
-24.84 kWh
27.51 kWp
Daily avg per kWp 0.89
% self-powered for the month 15.95%
                
Daily average: 7.99 kWh
Best Day: 21.81 kWh on 22nd
Worst Day: 0.78 on 11th
« Last Edit: February 05, 2021, 04:08:10 PM by TheMaster » Logged

Roof mount 9 x QCells Q.PEAK DUO panels 340w (3.06kW) 6 South/3 West
Solaredge Inv 3kW
Ground mount 18 x Canadian Solar 365w panels (6.57kW) South
Solaredge Inv 6kW
27 Power optimisers
Total solar 9.63kW
LuxPower Inv
6 x PylonTech 2.4kWh batteries Total 14.4kWh (12.96kWh usable)
Ecodan ASHP
Isherer
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« Reply #12 on: February 04, 2021, 04:06:50 PM »

119kWh cf average 125kWh so just shy of the average. SD 21.8 so not bad.
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21 x 190W panels roof mounted
13 x 275W panels roof mounted
Panels facing just west of south, total 7.6kW
Eltek Theia 4.4 inverter
Solax 3.6 X1 Boost inverter
Sofar ME3000SP storage/inverter
6 x Pylontech batteries total 14.4kW
JR
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« Reply #13 on: February 07, 2021, 02:50:37 PM »

2.5 system  10ZNShine Panels  Sunny Boy Inverter  Orientating 170 degrees south  Inclination 30 degrees  East Midlands

Jan 2021 - 64

Jan 2020 - 75
Jan 2019 - 84
Jan 2018 - 77
Jan 2017 - 57
Jan 2016 - 66
Jan 2015 - 101
Jan 2014 - 86
Jan 2013 - 63

Expected Generation 76
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solluva II
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« Reply #14 on: February 09, 2021, 08:33:39 PM »

System: Ground mounted 3.84kWp, slope 40, 15 east of south,, Lat 50 40' West Dorset.   
    12 months generation to the end of January 2021 was 3859.9 kWh (1005.2 kWh/kWp)
January Generation:
2021 - 111.6 kWh

2020 -   98.2 kWh
2019 - 121.3 kWh
2018 - 126.7 kWh
2017 - 141.2 kWh
2016 - 129.8 kWh
2015 - 160.7 kWh
2014 - 124.5 kWh
2013 - 110.4 kWh
2012 - 149.1 kWh

Another dull and wet January. The wettest here for five years and 30% up on the p;ost 2000 average.

PVGIS: 120 kWh not taking shading into account.
PVGIS: 112 kWh taking shading into account.(6.6 % reduction)

111.6 kWh. 99.6% of PVGIS (shaded) prediction.
Generation per kWp: 29.1 kWh

Daily average
Predicted PVGIS (shaded): 3.6 kWh
Actual: 3.6 kWh
Daily average per kWp: 938 Wh

Best Day: 11.4 kWh on 25th
Best day per kWp: 3.0 kWh

Worst Day: 0.1 kWh on 20th
Worst day per kWp: 0.03 kWh 
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