76_SolarForecast.pm: contrib 0.3.0
git-svn-id: https://svn.fhem.de/fhem/trunk@23586 2b470e98-0d58-463d-a4d8-8e2adae1ed80
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@@ -114,7 +114,7 @@ BEGIN {
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# Versions History intern
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my %vNotesIntern = (
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"0.3.0" => "21.12.2021 implement cloud correction ",
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"0.3.0" => "21.12.2021 add cloud correction, add rain correction ",
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"0.2.0" => "20.12.2021 use SMUtils, JSON, implement getter data,html,pvHistory, correct the 'disable' problem ",
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"0.1.0" => "09.12.2020 initial Version "
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);
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@@ -157,7 +157,7 @@ my %hget = ( # Ha
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pvHistory => { fn => \&_getlistPVHistory, needcred => 0 },
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);
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my %htilt = ( # Faktor für Neigungswinkel der Solarmodule
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my %htilt = ( # Faktor für Neigungswinkel der Solarmodule (Südausrichtung)
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"0" => 1.00, # https://www.labri.fr/perso/billaud/travaux/Helios/Helios2/resources/de04/Chapter_4_DE.pdf
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"10" => 1.06,
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"20" => 1.15,
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@@ -293,9 +293,13 @@ my $defmaxvar = 0.5;
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my $definterval = 70; # Standard Abfrageintervall
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my $pvhcache = $attr{global}{modpath}."/FHEM/FhemUtils/PVH_SolarForecast_"; # Filename-Fragment für PV History (wird mit Devicename ergänzt)
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my $calcmaxd = 30; # Anzahl Tage für Durchschnittermittlung zur Vorhersagekorrektur
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my $cloudslope = 0.55; # Steilheit des Korrekturfaktors bzgl. effektiver Bewölkung, siehe: https://www.energie-experten.org/erneuerbare-energien/photovoltaik/planung/sonnenstunden
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my $cloud_base = 0; # Fußpunktverschiebung bzgl. effektiver Bewölkung
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my $rainslope = 0.30; # Steilheit des Korrekturfaktors bzgl. Niederschlag (R101)
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my $rain_base = 0; # Fußpunktverschiebung bzgl. effektiver Bewölkung
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my @consdays = qw(1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30); # Anzahl Tage für Attr numHistDays
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################################################################
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@@ -1067,6 +1071,7 @@ sub _transWeatherValues {
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my $wid = ReadingsNum($fcname, "fc${fd}_${fh}_ww", 99); # 55_DWD -> 0 .. 98 definiert , 99 ist nicht vorhanden # führende 0 einfügen wenn nötig
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my $neff = ReadingsNum($fcname, "fc${fd}_${fh}_Neff", 0); # Effektive Wolkendecke
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my $r101 = ReadingsNum($fcname, "fc${fd}_${fh}_R101", 0); # Niederschlagswahrscheinlichkeit> 0,1 mm während der letzten Stunde
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my $fhstr = sprintf "%02d", $fh;
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@@ -1084,6 +1089,7 @@ sub _transWeatherValues {
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$hash->{HELPER}{"${time_str}_WeatherId"} = $wid;
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$hash->{HELPER}{"${time_str}_WeatherTxt"} = $txt;
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$hash->{HELPER}{"${time_str}_CloudCover"} = $neff;
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$hash->{HELPER}{"${time_str}_RainProb"} = $r101;
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}
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return;
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@@ -2176,16 +2182,19 @@ sub calcPVforecast {
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my $cloudcover = $hash->{HELPER}{"NextHour".sprintf("%02d",$fh)."_CloudCover"} // 0; # effektive Wolkendecke
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my $ccf = 1 - (($cloudcover - $cloud_base) * $cloudslope / 100); # Cloud Correction Faktor mit Steilheit und Fußpunkt
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my $rainprob = $hash->{HELPER}{"NextHour".sprintf("%02d",$fh)."_RainProb"} // 0; # Niederschlagswahrscheinlichkeit> 0,1 mm während der letzten Stunde
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my $rcf = 1 - (($rainprob - $rain_base) * $rainslope / 100); # Rain Correction Faktor mit Steilheit
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$hc = 1 if(1*$hc == 0);
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my $pv = sprintf "%.1f", ($rad * $kJtokWh * $ma * $htilt{"$ta"} * $me/100 * $ie/100 * $hc * $ccf * 1000);
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my $pv = sprintf "%.1f", ($rad * $kJtokWh * $ma * $htilt{"$ta"} * $me/100 * $ie/100 * $hc * $ccf * $rcf * 1000);
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my $kw = AttrVal ($name, 'Wh/kWh', 'Wh');
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if($kw eq "Wh") {
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$pv = int $pv;
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}
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Log3($name, 5, "$name - calcPVforecast - Hour: ".sprintf("%02d",$fh)." ,moduleTiltAngle factor: ".$htilt{"$ta"}.", pvCorrectionFactor: $hc, Cloudfactor: $ccf");
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Log3($name, 5, "$name - calcPVforecast -> Hour: ".sprintf("%02d",$fh)." ,moduleTiltAngle factor: ".$htilt{"$ta"}.", Cloudfactor: $ccf, Rainfactor: $rcf, pvCorrectionFactor: $hc");
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return $pv;
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}
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@@ -2345,8 +2354,10 @@ sub setPVhistory {
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my $day = strftime "%d", localtime($t); # aktueller Tag
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my $pvhh = $data{$type}{$name}{pvhist};
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$pvhh->{$day}{$chour}{pvrl} = $ethishour if(defined $ethishour); # realer Energieertrag
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$pvhh->{$day}{$chour}{pvfc} = $calcpv if(defined $calcpv); # prognostizierter Energieertrag
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$pvhh->{$day}{$chour}{pvrl} = $ethishour if(defined $ethishour); # realer Energieertrag
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$pvhh->{$day}{$chour}{pvfc} = $calcpv if(defined $calcpv); # prognostizierter Energieertrag
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Log3 ($name, 5, "$name - set PV History hour $chour -> real: $ethishour, forecast: $calcpv");
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return;
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}
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