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Author Topic: August 2019 PV Generation  (Read 2184 times)
john999boy
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« on: August 31, 2019, 08:14:21 PM »

Not only has this month been the best August ever, but it is also the best month of the year.

PVGIS Forecast  812 kWh
Total generation: 1056 kWh (130%)
Generation per kWp: 124.8 kWh
Daily average:  34.06 kWh
kWh/kWp: 4.03
Best day: 23rd 50.8 kWh (194%)
Worst day: 16th 8.8 kWh (33.6%)
Export meter: 75%
Immersun:  128 kWh
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8.46kWp solar PV - 169° - 40° slope - 53°N. Immersun fuelled DHW.
Nickel2
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Sunny North-East Hampshire


« Reply #1 on: August 31, 2019, 09:07:21 PM »

Aug 2019
Total generation = 65.35 kWh.
Grid use = 73 kWh.
PV made up 47.2% of total domestic power.
Best day = 06/08/19 = 2690 Wh.
Worst day 14/08/19 = 1030 Wh.
(Total would have been a lot more if I had a Leaf battery)
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1.140kW mono south-facing at 49*
EpEver 4210A at 24v
New (Old) 8S7P LiFe battery, 105Ah @ 26.4V
EpEver STI1000-24-230 pure sine inverter
Of course it'll work. (It hasn't caught fire yet).
Nissan micra Spirita   (Short range)
Iain
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« Reply #2 on: August 31, 2019, 10:05:55 PM »

Hi

137 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
dc
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« Reply #3 on: September 01, 2019, 09:51:49 AM »

Capacity    Orientation       Slope    Lat.     Total    Best          Worst        PVGIS   %PVGIS   KWh/KWp   Daily      Days
3.995   +10 South             35       51.77N     548.1   24.575   5.929   431   127%   137.2   4.43       31
Also best ever August by a small margin.
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Sharp NU-E235 x 17 = 3.995kWp, SB4000TL, 4KWh Powervault, Essex CM8 3NR  Lat - 51-46'41"
paul149
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« Reply #4 on: September 01, 2019, 02:17:42 PM »

My August effort…
Out of 134.5 Hours* of Sun & 100.6 mm* of Rain My Kit managed this;

Total generation: 437 kWh ( best Aug to Date)

357 kWh Aug  2018,
388 kWh Aug  2017,                  
419 kWh Aug  2016,
331 kWh Aug  2015,
400 kWh Aug  2014,
398 kWh Aug  2013,
355 kWh Aug  2012,           Avg to Date= 385 kWh

PVGIS (classic)   356  kWh = 122%
PVGIS (cmsaf)    356  kWh = 122%

Daily average:  14 kWh

Generation per kWp: 124.8 kWh

Daily average per kWp: 4 kWh

Best day:     20.2  kWh – 24th

Worst day:   3.05  kWh – 16th

Capacity  Orientation  Slope   Lat    Total    Best     Worst   PVGIS(c)   %PVGIS    kWh/kWp   Daily/kWp   Days    
    3.5           225         35    51.3    437     20.2      3.05      356           122          124.8           4             31

*source Weather Bristol http://www.martynhicks.uk/weather/data.php?page=summary
« Last Edit: September 02, 2019, 06:16:20 AM by paul149 » Logged

3.5 kWp (14 x Sanyo H250E01 + SB3000TL) 225' (SW) at 35' Pitch Lat 51.30' (Bristol) Installed cost £2.63/Wp (Nov 2011) now with solarimmersion and 250L unvented dhw (Almost Zero gas input for DHW from Apr to mid Sep)
Fintray
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« Reply #5 on: September 01, 2019, 04:38:54 PM »

My results for August were:

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

Total generation: 393kWh

Daily average: 12.7kWh

Generation per kWp: 101.5kWh

Daily average per kWp: 3.27kWh

PVGIS: 342kWh

%PVGIS: 115%
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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
solluva II
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« Reply #6 on: September 01, 2019, 10:08:11 PM »

Just above average for August and the third best  August out of eight.

System: Ground mounted 3.84kWp, slope 40°, 15° east of south,, Lat 50° 40' West Dorset
Mid-August Shading. Mornings to 07:30 BST. Afternoons from 17:00 BST.
         
PVGIS: 425 kWh not taking shading into account.
PVGIS: 396 kWh taking shading into account.(6.8 % reduction)

Augusts to date:
2019 -  427.2 kWh
2018 -  396.1 kWh
2017 -  422.3 kWh
2016 – 465.0 kWh
2015 – 340.4 kWh
2014 – 418.5 kWh
2013 – 491.3 kWh
2012 – 393.9 kWh

12 months generation to the end of August 2019 was 3748.2 kWh (976.1 kWh/kWp)

Total generation: 427.2 kWh 107.9 % of PVGIS (shaded) prediction.
Generation per kWp: 111.3 kWh

Daily average
Predicted PVGIS (shaded): 12.8 kWh
Actual: 13.8 kWh
Daily average per kWp: 3.6 kWh
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Wickham
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« Reply #7 on: September 02, 2019, 01:10:19 PM »

August 2019
265.1 kWh total
99.66 kWh/kWp
3.21 kWh/kWp/day
8.55 kWh/day

2019 99.66 kWh/kWp
2018 79.2
2017 88.0
2016 99.96
2015 76.77
2014 96.28
2013 98.75
2012 88.32
2011 81.57

Second best August.
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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
scfnet
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« Reply #8 on: September 02, 2019, 08:00:07 PM »

August 2019
System: 3.525kWp (15 Schott Poly 235, Sunny Boy TL4000)
Slope 30°, 175° (South -5°), Lat: 51.24N Long: 0.72W - Ash, Surrey
Total generation: 440.296kWh
Daily average: 14.203kWh
Generation per kWp: 124.907kWh
Daily average per kWp: 4.029kWh
Best day: 19.780kWh - 20/08/2019
Worst day: 4.690kWh - 14/08/2019
Capacity    Orientation    Slope    Lat    Total    Best    Worst    PVGIS    %PVGIS    kWh/kWp    Daily    Days   
3.5251753051.24N440.29619.7804.690386.000114.066124.90714.20331
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3.525kWp, 15 x Schott Poly 235, Sunny Boy 4000TL-20 with Webbox, almost south.
marshman
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WWW
« Reply #9 on: September 02, 2019, 08:27:37 PM »

Capacity   Orientation   Slope   Lat        Total          kWh/kWpk     
3.15kWpk      157.0      11.0   50.9        480.8 kWh      152.6

Thought August was going to be quite poor, the first half was, turned out to be the best August since install in 2010.
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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.
hallie
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« Reply #10 on: September 04, 2019, 08:38:53 AM »

Total:  458.4 kwh

Best day: 21.8 kwh 23/08/2019

Worst day: 3.2 kwh 14/08/2019

Generation per kwp: 124.57 kwh

Daily average per kwp: 4.02 kwh

Daily average: 14.79 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)
supremetwo
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« Reply #11 on: September 04, 2019, 11:55:04 AM »

August 2019 total: 474 kWh (BDPV PVGIS 415 kWh)

Generation per kWp: 118.5 kWh

Best day  23rd: 20.8 kWh

Worst day 14th: 3.6 kWh

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volzhskyboy
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« Reply #12 on: September 15, 2019, 06:08:05 PM »

Total Generation: 495.98 kWh (PVGIS-CMSAF 394 KWh)

Daily Average: 16.00 kWh 
                   
Generation per kWp: 124.00 kWh           
                     
Daily average per kWp: 4.00 kWh

Best Day: 24.49 kWh 24th August

Worst Day: 4.66 KWh 16th August

Bill.
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16  x Sanyo HITH250E01. SMA Sunnyboy 4000TL & Sunnybeam. 50 Deg incl, South facing. Lat 54° 36'
Mikel
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« Reply #13 on: September 24, 2019, 08:02:41 AM »

Total monthly production

Aug 2019  410.2 kWh

106.8 kWh/kWp

Av daily production  13.2 kWh

Aug 2018 395.2 kWh
Aug 2017 406.1 kWh
Aug 2016 428.2 kWh
Aug 2015 400.4kWh
Aug 2014 444.2 kWh
Aug 2013 456.0 kWh
Aug 2012 417.1 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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Hydroteam
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« Reply #14 on: October 02, 2019, 04:51:23 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: 463.302 KWh
Minimum: 2.715 KWh, 14th August
Maximum: 21.580 KWh, 22nd August
Average: 14.945 KWh
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