Validation HC3 RMI stations

Validation HC3v4 and HC3v5 Archives - RMI stations

Validation of HC3v4 and HC3v5 Archives (2004 - J-1) against the measurements of 8 RMI stations

 

 

Date of the validation: 2015
Network: Royal Meteorological Institute of Belgium (RMI).
Number of stations: 8 (see Table 1).
Original time step and radiation components: hourly GHI measurements
Author: Etienne Wey, TRANSVALOR
Publication: -


 

Illustration: list of the stations used for the validation =>

         

RMI stations used in this validation

(Table 1: in decreasing latitudes)

Station Latitude Longitude Altitude (m) Period Climate
Diepenbeek 50.916 5.451 39 2011-11-30 to 2012-12-31 Continental
Ernage 50.583 4.691 157 2011-11-30 to 2012-03-31 Continental
Groeselenberg 50.800 4.350 82 2011-12-31 to 2012-12-31 Continental
Melle 50.976 3.825 15 2011-11-30 to 2012-12-31 Continental
Middelkerke 51.198 2.869 3 2011-11-30 to 2013-02-28 Oceanic
Ostende 51.200 2.867 2 2011-12-31 to 2012-12-31 Oceanic
Retie 51.222 5.028 21 2012-03-31 to 2012-12-31 Continental
St-Katelijne 51.076 4.526 10 2011-11-30 to 2012-12-31 Continental

 

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GHI and DNI HC3v4 and HC3v5 validation results - monthly, daily, and hourly sampling rates

(Click on the following link to show the corresponding statistics)

Monthly GHI

HelioClim-3 v4 and v5 -- GHI Quality assessment results vs. measurement stations in Belgium
MONTHLY SUM OF HOURLY IRRADIATION
Station Number of values Mean
- Station -
(kWh/m²)		 Bias HC3v4
(kWh/m2)
(relative in %)		 Bias HC3v5
(kWh/m2)
(relative in %)		 RMSE HC3v4
(kWh/m2)
(relative in %)		 RMSE HC3v5
(kWh/m2)
(relative in %)		 Correl. coeff.
HC3v4		 Correl. coeff.
HC3v5
Diepenbeek 13 73.1 -3.8 (-5.1%) -0.3 (-0.4%) 4.9 (6.7%) 2.8 (3.8%) 0.999 0.999
Ernage 4 39.4 -3.9 (-9.8%) -1.0 (-2.7%) 4.5 (11.3%) 2.0 (5.0%) 0.997 0.999
Groeselenberg 12 82.8 -3.7 (-4.5%) 0.3 (0.4%) 6.8 (8.2%) 5.4 (6.5%) 0.995 0.995
Melle 13 75.3 -4.7 (-6.2%) -1.8 (-2.4%) 5.5 (7.3%) 2.7 (3.6%) 0.999 0.999
Middelkerke 13 83.1 -2.7 (-3.3%) -0.1 (-0.1%) 3.8 (4.6%) 2.7 (3.2%) 0.999 0.999
Ostende 12 89.7 -2.9 (-3.3%) -1.2 (-1.3%) 4.0 (4.4%) 2.8 (3.1%) 0.999 0.999
Retie 9 89.9 -2.1 (-2.3%) 1.3 (1.4%) 2.8 (3.1%) 2.4 (2.6%) 0.999 1.000
St-Katelijne 13 75.0 -4.2 (-5.6%) -0.9 (-1.2%) 5.1 (6.8%) 2.3 (3.1%) 0.999 0.999
Uccle 14 73.4 -3.9 (-5.3%) -0.6 (-0.8%) 6.8 (9.3%) 5.3 (7.2%) 0.996 0.995

Daily GHI

HelioClim-3 v4 and v5 -- GHI Quality assessment results vs. measurement stations in Belgium
DAILY SUM OF HOURLY IRRADIATION
Station Number of values Mean
- Station -
(Wh/m²)		 Bias HC3v4
(Wh/m2)
(relative in %)		 Bias HC3v5
(Wh/m2)
(relative in %)		 RMSE HC3v4
(Wh/m2)
(relative in %)		 RMSE HC3v5
(Wh/m2)
(relative in %)		 Correl. coeff.
HC3v4		 Correl. coeff.
HC3v5
Diepenbeek 363 2617.7 -134.8 (-5.1%) -11.7 (-0.4%) 394.8 (15.1%) 377.6 (14.4%) 0.984 0.985
Ernage 116 1358.7 -133.3 (-9.8%) -36.1 (-2.7%) 241.4 (17.8%) 157.6 (11.6%) 0.991 0.994
Groeselenberg 354 2806.1 -125.4 (-4.5%) 10.1 (0.4%) 365.9 (13.0%) 353.5 (12.6%) 0.986 0.986
Melle 373 2624.8 -162.7 (-6.2%) -63.6 (-2.4%) 370.3 (14.1%) 328.9 (12.5%) 0.987 0.988
Middelkerke 380 2843.2 -93.1 (-3.3%) -4.0 (-0.1%) 280.9 (9.9%) 260.2 (9.1%) 0.993 0.993
Ostende 359 2998.9 -97.8 (-3.3%) -38.8 (-1.3%) 289.3 (9.6%) 264.1 (8.8%) 0.992 0.993
Retie 256 3160.5 -72.5 (-2.3%) 44.4 (1.4%) 396.0 (12.5%) 399.4 (12.6%) 0.983 0.984
St-Katelijne 367 2657.4 -147.9 (-5.6%) -32.2 (-1.2%) 375.3 (14.1%) 339.3 (12.8%) 0.986 0.988
Uccle 402 2554.6 -136.6 (-5.3%) -20.4 (-0.8%) 361.9 (14.2%) 344.3 (13.5%) 0.987 0.986

Hourly GHI

HelioClim-3 v4 and v5 -- GHI Quality assessment results vs. measurement stations in Belgium
HOURLY IRRADIATION
Station Number of values Mean
- Station -
(Wh/m²)		 Bias HC3v4
(Wh/m2)
(relative in %)		 Bias HC3v5
(Wh/m2)
(relative in %)		 RMSE HC3v4
(Wh/m2)
(relative in %)		 RMSE HC3v5
(Wh/m2)
(relative in %)		 Correl. coeff.
HC3v4		 Correl. coeff.
HC3v5
Diepenbeek 3279 289.8 -14.9 (-5.1%) -1.3 (-0.4%) 71.6 (24.7%) 70.9 (24.5%) 0.941 0.943
Ernage 737 213.9 -21.0 (-9.8%) -5.7 (-2.7%) 43.7 (20.5%) 33.7 (15.8%) 0.975 0.979
Groeselenberg 3352 296.4 -13.2 (-4.5%) 1.1 (0.4%) 64.0 (21.6%) 64.2 (21.7%) 0.954 0.954
Melle 3337 293.4 -18.2 (-6.2%) -7.1 (-2.4%) 64.2 (21.9%) 61.8 (21.1%) 0.953 0.955
Middelkerke 3467 311.6 -10.2 (-3.3%) -0.4 (-0.1%) 56.0 (18.0%) 54.4 (17.5%) 0.969 0.970
Ostende 3402 316.5 -10.3 (-3.3%) -4.1 (-1.3%) 56.5 (17.9%) 54.7 (17.3%) 0.968 0.970
Retie 2572 314.6 -7.2 (-2.3%) 4.4 (1.4%) 71.8 (22.8%) 72.4 (23.0%) 0.940 0.943
St-Katelijne 3320 293.8 -16.3 (-5.6%) -3.6 (-1.2%) 72.3 (24.6%) 70.1 (23.8%) 0.940 0.943
Uccle 3584 286.5 -15.3 (-5.3%) -2.3 (-0.8%) 69.4 (24.2%) 69.3 (24.2%) 0.945 0.945

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