Validation HC3v4 and HC3v5 Archives - EnerMENA stations

Last update: Oct. 2019

 

Validation of HC3v4 and HC3v5 Archives (2004 - J-1) against the measurements of 10 EnerMENA stations

 

Date of the validation: May 2019
Network: EnerMENA. More info about EnerMENA project.
Number of stations: 10 (see Table 1), North of Africa and Middle East.
Original time step and radiation components: 1 min GHI and DNI
Author: Laurent Saboret, TRANSVALOR
Publication: about the EnerMENA stations Schüler et al. 2016


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

        

EnerMENA stations used in this validation

Table 1: in decreasing latitudes. "TS" stands for Thermal Sensors and "RSI" for Rotating Shadowband Irradiometer sensors.

Station Country Station Type Latitude (°) Longitude (°) Altitude (m) Period Climate
Oujda Morocco TS 34.650 -1.900 617 2015-01-06 to 2018-10-02 Mediterranean
Tataouine Tunisia TS 32.974 10.485 210 2014-12-31 to 2017-09-15 Desertic
Missour Morocco TS 32.860 -4.107 1107 2015-01-01 to 2018-09-20 Desertic - Montaneous
Ghardaia Algeria TS 32.386 3.780 463 2014-12-31 to 2016-04-01 Desertic
Erfoud Morocco RSI 31.491 -4.218 859 2015-01-24 to 2018-10-02 Desertic
Zagora Morocco RSI 30.272 -5.852 783 2015-01-01 to 2018-10-01 Desertic
Ma'an Jordan TS 30.172 35.818 1012 2014-12-31 to 2018-01-22 Desertic
Cairo Egypt TS 30.036 31.009 104 2014-12-31 to 2018-09-14 Desertic - Mediterranean
Tan-Tan Morocco TS 28.498 -11.322 75 2015-01-01 to 2016-12-02 Desertic - Oceanic
Adrar Algeria TS 27.878 -0.270 262 2014-12-31 to 2018-03-29 Desertic

 

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GHI and DNI HC3v4 and HC3v5 validation results - monthly, daily, hourly and 15 min sampling rates

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

Monthly GHI

HelioClim-3 v4 and v5 -- GHI Quality assessment results vs. the stations
MONTHLY IRRADIATION
Station Number of values Mean
station
(kWh/m2)
Bias HC3v4
(kWh/m2)
(relative in %)
Bias HC3v5
(kWh/m2)
(relative in %)
STDEV HC3v4
(kWh/m2)
(relative in %)
STDEV HC3v5
(kWh/m2)
(relative in %)
RMSE HC3v4
(kWh/m2)
(relative in %)
RMSE HC3v5
(kWh/m2)
(relative in %)
Correl. coeff.
HC3v4
Correl. coeff.
HC3v5
Tataouine 31 168.58 -8.55 (-5.07%) -10.12 (-6.00%) 5.01 (2.97%) 5.40 (3.20%) 9.91 (5.88%) 11.47 (6.81%) 0.996 0.996
Ma'an 30 181.51 -12.41 (-6.84%) -7.12 (-3.92%) 3.84 (2.11%) 3.10 (1.71%) 12.99 (7.16%) 7.77 (4.28%) 0.999 0.999
Oujda 44 157.01 7.29 (4.64%) -0.37 (-0.23%) 4.17 (2.66%) 5.46 (3.48%) 8.40 (5.35%) 5.47 (3.48%) 0.997 0.998
Cairo 44 162.03 -9.87 (-6.09%) -0.87 (-0.53%) 5.00 (3.09%) 5.87 (3.62%) 11.06 (6.83%) 5.94 (3.66%) 0.996 0.995
Adrar 24 182.23 -12.28 (-6.74%) -17.55 (-9.63%) 6.06 (3.32%) 8.79 (4.83%) 13.70 (7.52%) 19.63 (10.77%) 0.988 0.981
Ghardaia 15 156.03 -14.02 (-8.99%) -16.62 (-10.65%) 4.97 (3.19%) 9.92 (6.36%) 14.88 (9.54%) 19.36 (12.41%) 0.998 0.992
Missour 33 150.51 -1.45 (-0.97%) -2.89 (-1.92%) 3.78 (2.51%) 3.95 (2.62%) 4.05 (2.69%) 4.90 (3.25%) 0.998 0.998
Erfoud 44 168.33 -4.04 (-2.40%) -2.84 (-1.69%) 4.68 (2.78%) 3.49 (2.08%) 6.19 (3.68%) 4.50 (2.68%) 0.996 0.998
Zagora 44 182.99 -10.83 (-5.92%) -7.90 (-4.32%) 8.21 (4.48%) 7.11 (3.88%) 13.59 (7.43%) 10.63 (5.81%) 0.984 0.987
Tan-Tan 16 137.43 0.09 (0.07%) 0.56 (0.40%) 3.15 (2.29%) 3.60 (2.62%) 3.15 (2.29%) 3.64 (2.65%) 0.991 0.988

Daily GHI

HelioClim-3 v4 and v5 -- GHI Quality assessment results vs. the stations
DAILY IRRADIATION
Station Number of values Mean
station
(Wh/m2)
Bias HC3v4
(Wh/m2)
(relative in %)
Bias HC3v5
(Wh/m2)
(relative in %)
STDEV HC3v4
(Wh/m2)
(relative in %)
STDEV HC3v5
(Wh/m2)
(relative in %)
RMSE HC3v4
(Wh/m2)
(relative in %)
RMSE HC3v5
(Wh/m2)
(relative in %)
Correl. coeff.
HC3v4
Correl. coeff.
HC3v5
Tataouine 906 5729.94 -288.80 (-5.04%) -341.51 (-5.96%) 445.98 (7.78%) 397.62 (6.94%) 531.32 (9.27%) 524.15 (9.15%) 0.976 0.982
Ma'an 886 6287.53 -424.52 (-6.75%) -240.36 (-3.82%) 302.68 (4.81%) 262.07 (4.17%) 521.38 (8.29%) 355.61 (5.66%) 0.989 0.991
Oujda 1294 5312.51 246.65 (4.64%) -12.08 (-0.23%) 428.48 (8.07%) 405.22 (7.63%) 494.40 (9.31%) 405.40 (7.63%) 0.981 0.986
Cairo 1245 5755.98 -350.37 (-6.09%) -27.52 (-0.48%) 311.50 (5.41%) 367.98 (6.39%) 468.82 (8.14%) 369.01 (6.41%) 0.986 0.985
Adrar 725 6169.53 -411.71 (-6.67%) -583.51 (-9.46%) 488.40 (7.92%) 496.47 (8.05%) 638.78 (10.35%) 766.14 (12.42%) 0.955 0.958
Ghardaia 410 5653.91 -508.19 (-8.99%) -602.82 (-10.66%) 447.26 (7.91%) 513.48 (9.08%) 676.98 (11.97%) 791.86 (14.01%) 0.973 0.970
Missour 938 5523.54 -63.63 (-1.15%) -112.27 (-2.03%) 490.89 (8.89%) 438.81 (7.94%) 495.00 (8.96%) 452.95 (8.20%) 0.969 0.977
Erfoud 1266 5836.64 -141.12 (-2.42%) -97.80 (-1.68%) 362.88 (6.22%) 307.28 (5.26%) 389.36 (6.67%) 322.47 (5.52%) 0.975 0.982
Zagora 1295 6220.66 -369.27 (-5.94%) -268.25 (-4.31%) 436.43 (7.02%) 394.02 (6.33%) 571.69 (9.19%) 476.66 (7.66%) 0.964 0.971
Tan-Tan 477 5050.15 -0.43 (-0.01%) 19.67 (0.39%) 307.54 (6.09%) 329.25 (6.52%) 307.54 (6.09%) 329.84 (6.53%) 0.981 0.979

Hourly GHI

HelioClim-3 v4 and v5 -- GHI Quality assessment results vs. the stations
HOURLY IRRADIATION
Station Number of values Mean
station
(Wh/m2)
Bias HC3v4
(Wh/m2)
(relative in %)
Bias HC3v5
(Wh/m2)
(relative in %)
STDEV HC3v4
(Wh/m2)
(relative in %)
STDEV HC3v5
(Wh/m2)
(relative in %)
RMSE HC3v4
(Wh/m2)
(relative in %)
RMSE HC3v5
(Wh/m2)
(relative in %)
Correl. coeff.
HC3v4
Correl. coeff.
HC3v5
Tataouine 11372 459.94 -23.35 (-5.08%) -27.57 (-5.99%) 57.85 (12.58%) 54.12 (11.77%) 62.38 (13.56%) 60.74 (13.21%) 0.983 0.985
Ma'an 11207 502.38 -34.01 (-6.77%) -19.17 (-3.82%) 42.87 (8.53%) 38.72 (7.71%) 54.72 (10.89%) 43.20 (8.60%) 0.992 0.993
Oujda 15765 438.48 20.11 (4.59%) -1.18 (-0.27%) 58.26 (13.29%) 55.98 (12.77%) 61.64 (14.06%) 56.00 (12.77%) 0.981 0.983
Cairo 14647 487.84 -29.57 (-6.06%) -2.06 (-0.42%) 49.82 (10.21%) 54.71 (11.21%) 57.94 (11.88%) 54.75 (11.22%) 0.987 0.988
Adrar 8986 497.73 -33.15 (-6.66%) -47.11 (-9.47%) 57.17 (11.49%) 55.38 (11.13%) 66.08 (13.28%) 72.71 (14.61%) 0.984 0.985
Ghardaia 4941 471.00 -42.21 (-8.96%) -50.04 (-10.62%) 57.12 (12.13%) 58.18 (12.35%) 71.02 (15.08%) 76.74 (16.29%) 0.984 0.982
Missour 11349 462.26 -5.64 (-1.22%) -9.64 (-2.08%) 67.71 (14.65%) 64.57 (13.97%) 67.94 (14.70%) 65.28 (14.12%) 0.977 0.979
Erfoud 15126 487.66 -11.62 (-2.38%) -8.04 (-1.65%) 54.60 (11.20%) 52.85 (10.84%) 55.82 (11.45%) 53.46 (10.96%) 0.983 0.985
Zagora 16410 492.77 -29.28 (-5.94%) -21.30 (-4.32%) 58.79 (11.93%) 55.47 (11.26%) 65.68 (13.33%) 59.42 (12.06%) 0.983 0.985
Tan-Tan 5815 425.26 -0.08 (-0.02%) 1.37 (0.32%) 49.16 (11.56%) 50.86 (11.96%) 49.16 (11.56%) 50.88 (11.96%) 0.986 0.985

15 min GHI

HelioClim-3 v4 and v5 -- GHI Quality assessment results vs. the stations
15 MIN IRRADIATION
Station Number of values Mean
station
(Wh/m2)
Bias HC3v4
(Wh/m2)
(relative in %)
Bias HC3v5
(Wh/m2)
(relative in %)
STDEV HC3v4
(Wh/m2)
(relative in %)
STDEV HC3v5
(Wh/m2)
(relative in %)
RMSE HC3v4
(Wh/m2)
(relative in %)
RMSE HC3v5
(Wh/m2)
(relative in %)
Correl. coeff.
HC3v4
Correl. coeff.
HC3v5
Tataouine 43044 121.74 -6.17 (-5.07%) -7.30 (-6.00%) 18.37 (15.09%) 17.52 (14.39%) 19.38 (15.92%) 18.98 (15.59%) 0.971 0.973
Ma'an 42289 133.62 -9.02 (-6.75%) -5.09 (-3.81%) 13.70 (10.25%) 12.97 (9.71%) 16.40 (12.27%) 13.93 (10.43%) 0.985 0.987
Oujda 60704 114.16 5.30 (4.64%) -0.27 (-0.24%) 18.78 (16.45%) 18.28 (16.01%) 19.52 (17.09%) 18.29 (16.02%) 0.969 0.971
Cairo 56939 126.68 -7.72 (-6.09%) -0.61 (-0.48%) 16.57 (13.08%) 17.67 (13.95%) 18.28 (14.43%) 17.68 (13.96%) 0.977 0.978
Adrar 34175 131.42 -8.76 (-6.67%) -12.44 (-9.46%) 17.20 (13.09%) 16.61 (12.64%) 19.30 (14.69%) 20.75 (15.79%) 0.975 0.977
Ghardaia 18907 123.78 -11.13 (-8.99%) -13.19 (-10.65%) 17.37 (14.04%) 17.49 (14.13%) 20.63 (16.67%) 21.91 (17.70%) 0.974 0.973
Missour 43427 121.58 -1.47 (-1.21%) -2.55 (-2.10%) 21.36 (17.57%) 20.67 (17.00%) 21.41 (17.61%) 20.83 (17.13%) 0.963 0.965
Erfoud 58195 127.27 -3.06 (-2.40%) -2.15 (-1.69%) 18.15 (14.26%) 17.79 (13.98%) 18.41 (14.46%) 17.92 (14.08%) 0.969 0.972
Zagora 61751 131.14 -7.79 (-5.94%) -5.67 (-4.32%) 19.22 (14.66%) 18.58 (14.17%) 20.74 (15.82%) 19.42 (14.81%) 0.969 0.971
Tan-Tan 22437 110.79 0.02 (0.02%) 0.37 (0.33%) 15.79 (14.25%) 16.12 (14.55%) 15.79 (14.25%) 16.13 (14.56%) 0.976 0.976

Monthly DNI

HelioClim-3 v4 and v5 -- DNI Quality assessment results vs. the stations
MONTHLY IRRADIATION
Station Number of values Mean
station
(kWh/m2)
Bias HC3v4
(kWh/m2)
(relative in %)
Bias HC3v5
(kWh/m2)
(relative in %)
STDEV HC3v4
(kWh/m2)
(relative in %)
STDEV HC3v5
(kWh/m2)
(relative in %)
RMSE HC3v4
(kWh/m2)
(relative in %)
RMSE HC3v5
(kWh/m2)
(relative in %)
Correl. coeff.
HC3v4
Correl. coeff.
HC3v5
Tataouine 31 179.29 -15.04 (-8.39%) -17.76 (-9.91%) 22.05 (12.30%) 14.60 (8.14%) 26.69 (14.89%) 22.99 (12.82%) 0.895 0.953
Ma'an 30 216.77 -26.84 (-12.38%) -13.40 (-6.18%) 13.16 (6.07%) 8.91 (4.11%) 29.89 (13.79%) 16.09 (7.42%) 0.967 0.987
Oujda 44 170.84 20.47 (11.98%) 0.11 (0.07%) 17.70 (10.36%) 9.64 (5.64%) 27.06 (15.84%) 9.64 (5.64%) 0.915 0.962
Cairo 43 158.01 -3.83 (-2.42%) 18.57 (11.75%) 14.48 (9.16%) 13.01 (8.23%) 14.97 (9.48%) 22.67 (14.35%) 0.952 0.975
Adrar 21 180.19 -2.03 (-1.13%) -16.30 (-9.05%) 31.55 (17.51%) 19.02 (10.56%) 31.61 (17.54%) 25.06 (13.90%) 0.450 0.788
Ghardaia 15 177.40 -27.57 (-15.54%) -32.18 (-18.14%) 22.60 (12.74%) 15.87 (8.95%) 35.65 (20.10%) 35.88 (20.23%) 0.860 0.937
Missour 31 175.14 -1.30 (-0.74%) -4.06 (-2.32%) 23.19 (13.24%) 13.68 (7.81%) 23.23 (13.26%) 14.27 (8.15%) 0.812 0.915
Erfoud 33 195.66 -8.66 (-4.43%) -5.69 (-2.91%) 29.52 (15.09%) 20.98 (10.72%) 30.76 (15.72%) 21.74 (11.11%) 0.632 0.784
Zagora 44 204.45 -19.38 (-9.48%) -10.96 (-5.36%) 33.40 (16.34%) 23.58 (11.53%) 38.62 (18.89%) 26.00 (12.72%) 0.670 0.846
Tan-Tan 11 134.95 21.83 (16.18%) 24.45 (18.12%) 8.97 (6.64%) 11.42 (8.46%) 23.60 (17.49%) 26.99 (20.00%) 0.954 0.923

Daily DNI

HelioClim-3 v4 and v5 -- DNI Quality assessment results vs. the stations
DAILY IRRADIATION
Station Number of values Mean
station
(Wh/m2)
Bias HC3v4
(Wh/m2)
(relative in %)
Bias HC3v5
(Wh/m2)
(relative in %)
STDEV HC3v4
(Wh/m2)
(relative in %)
STDEV HC3v5
(Wh/m2)
(relative in %)
RMSE HC3v4
(Wh/m2)
(relative in %)
RMSE HC3v5
(Wh/m2)
(relative in %)
Correl. coeff.
HC3v4
Correl. coeff.
HC3v5
Tataouine 826 6607.35 -629.24 (-9.52%) -711.56 (-10.77%) 1863.97 (28.21%) 1287.73 (19.49%) 1967.31 (29.77%) 1471.24 (22.27%) 0.639 0.854
Ma'an 850 7764.08 -968.59 (-12.48%) -475.91 (-6.13%) 1384.49 (17.83%) 955.33 (12.30%) 1689.67 (21.76%) 1067.31 (13.75%) 0.823 0.928
Oujda 1099 6602.19 662.02 (10.03%) -85.37 (-1.29%) 1544.28 (23.39%) 1113.93 (16.87%) 1680.20 (25.45%) 1117.20 (16.92%) 0.747 0.895
Cairo 1184 5777.61 -162.56 (-2.81%) 671.60 (11.62%) 1091.01 (18.88%) 918.02 (15.89%) 1103.06 (19.09%) 1137.46 (19.69%) 0.824 0.892
Adrar 585 6411.86 -124.79 (-1.95%) -612.10 (-9.55%) 2117.19 (33.02%) 1630.76 (25.43%) 2120.86 (33.08%) 1741.85 (27.17%) 0.448 0.731
Ghardaia 382 6787.80 -1135.33 (-16.73%) -1278.07 (-18.83%) 1892.40 (27.88%) 1407.01 (20.73%) 2206.84 (32.51%) 1900.83 (28.00%) 0.505 0.783
Missour 808 6991.37 -253.04 (-3.62%) -302.82 (-4.33%) 1659.60 (23.74%) 1251.92 (17.91%) 1678.78 (24.01%) 1288.03 (18.42%) 0.666 0.839
Erfoud 1199 6755.98 -370.21 (-5.48%) -215.65 (-3.19%) 1804.28 (26.71%) 1337.84 (19.80%) 1841.87 (27.26%) 1355.11 (20.06%) 0.580 0.818
Zagora 1237 7241.83 -730.18 (-10.08%) -418.26 (-5.78%) 1965.97 (27.15%) 1444.45 (19.95%) 2097.19 (28.96%) 1503.79 (20.77%) 0.622 0.837
Tan-Tan 322 5657.47 908.90 (16.07%) 1058.30 (18.71%) 1222.56 (21.61%) 1083.33 (19.15%) 1523.41 (26.93%) 1514.46 (26.77%) 0.808 0.845

Hourly DNI

HelioClim-3 v4 and v5 -- DNI Quality assessment results vs. the stations
HOURLY IRRADIATION
Station Number of values Mean
station
(Wh/m2)
Bias HC3v4
(Wh/m2)
(relative in %)
Bias HC3v5
(Wh/m2)
(relative in %)
STDEV HC3v4
(Wh/m2)
(relative in %)
STDEV HC3v5
(Wh/m2)
(relative in %)
RMSE HC3v4
(Wh/m2)
(relative in %)
RMSE HC3v5
(Wh/m2)
(relative in %)
Correl. coeff.
HC3v4
Correl. coeff.
HC3v5
Tataouine 10079 550.30 -49.27 (-8.95%) -56.64 (-10.29%) 201.66 (36.64%) 170.70 (31.02%) 207.59 (37.72%) 179.85 (32.68%) 0.751 0.834
Ma'an 10724 625.91 -76.91 (-12.29%) -37.08 (-5.92%) 147.47 (23.56%) 132.52 (21.17%) 166.32 (26.57%) 137.61 (21.99%) 0.878 0.912
Oujda 13396 558.13 61.61 (11.04%) -2.93 (-0.52%) 175.94 (31.52%) 151.68 (27.18%) 186.41 (33.40%) 151.71 (27.18%) 0.813 0.865
Cairo 13417 509.93 -12.63 (-2.48%) 60.98 (11.96%) 134.80 (26.43%) 140.49 (27.55%) 135.39 (26.55%) 153.15 (30.03%) 0.874 0.904
Adrar 7021 536.94 -7.96 (-1.48%) -49.22 (-9.17%) 213.67 (39.79%) 186.01 (34.64%) 213.82 (39.82%) 192.42 (35.84%) 0.710 0.799
Ghardaia 4526 582.65 -92.50 (-15.88%) -106.82 (-18.33%) 206.91 (35.51%) 176.62 (30.31%) 226.64 (38.90%) 206.41 (35.43%) 0.724 0.815
Missour 9641 612.52 -11.88 (-1.94%) -18.92 (-3.09%) 199.46 (32.56%) 175.41 (28.64%) 199.82 (32.62%) 176.43 (28.80%) 0.780 0.838
Erfoud 13737 591.91 -29.53 (-4.99%) -15.78 (-2.67%) 197.29 (33.33%) 172.90 (29.21%) 199.49 (33.70%) 173.62 (29.33%) 0.757 0.828
Zagora 14863 608.20 -60.38 (-9.93%) -34.26 (-5.63%) 199.60 (32.82%) 170.74 (28.07%) 208.54 (34.29%) 174.15 (28.63%) 0.782 0.851
Tan-Tan 4092 489.23 103.27 (21.11%) 112.94 (23.09%) 167.42 (34.22%) 166.11 (33.95%) 196.71 (40.21%) 200.87 (41.06%) 0.846 0.859

15 min DNI

HelioClim-3 v4 and v5 -- DNI Quality assessment results vs. the stations
15 MIN IRRADIATION
Station Number of values Mean
station
(Wh/m2)
Bias HC3v4
(Wh/m2)
(relative in %)
Bias HC3v5
(Wh/m2)
(relative in %)
STDEV HC3v4
(Wh/m2)
(relative in %)
STDEV HC3v5
(Wh/m2)
(relative in %)
RMSE HC3v4
(Wh/m2)
(relative in %)
RMSE HC3v5
(Wh/m2)
(relative in %)
Correl. coeff.
HC3v4
Correl. coeff.
HC3v5
Tataouine 38936 142.99 -12.03 (-8.42%) -14.18 (-9.92%) 56.53 (39.54%) 49.27 (34.46%) 57.80 (40.42%) 51.27 (35.85%) 0.675 0.773
Ma'an 40821 165.14 -20.02 (-12.12%) -9.60 (-5.82%) 41.63 (25.21%) 38.65 (23.40%) 46.20 (27.98%) 39.82 (24.11%) 0.821 0.866
Oujda 52723 142.89 17.23 (12.06%) 0.17 (0.12%) 50.60 (35.41%) 45.02 (31.51%) 53.45 (37.41%) 45.02 (31.51%) 0.752 0.812
Cairo 53227 130.38 -3.28 (-2.52%) 15.35 (11.77%) 38.74 (29.71%) 40.39 (30.98%) 38.87 (29.82%) 43.21 (33.14%) 0.837 0.869
Adrar 27463 137.79 -1.41 (-1.02%) -12.32 (-8.94%) 57.34 (41.61%) 50.58 (36.71%) 57.35 (41.62%) 52.06 (37.78%) 0.658 0.761
Ghardaia 17641 150.84 -23.44 (-15.54%) -27.36 (-18.14%) 56.75 (37.62%) 49.45 (32.79%) 61.40 (40.71%) 56.52 (37.47%) 0.653 0.761
Missour 37902 157.79 -1.71 (-1.08%) -3.93 (-2.49%) 57.48 (36.43%) 51.81 (32.84%) 57.50 (36.44%) 51.96 (32.93%) 0.704 0.773
Erfoud 53920 152.24 -7.18 (-4.72%) -3.96 (-2.60%) 55.02 (36.14%) 49.40 (32.45%) 55.48 (36.44%) 49.56 (32.55%) 0.686 0.769
Zagora 57388 158.24 -15.27 (-9.65%) -8.71 (-5.51%) 55.33 (34.96%) 48.66 (30.75%) 57.40 (36.27%) 49.43 (31.24%) 0.714 0.798
Tan-Tan 16367 123.62 27.99 (22.65%) 30.13 (24.37%) 47.90 (38.75%) 47.68 (38.57%) 55.48 (44.88%) 56.40 (45.62%) 0.810 0.822

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