Page 124 - Low Temperature Energy Systems with Applications of Renewable Energy

Effective use of heat pumps for various heating applications 113

Table 3.2 Climatic zones, HDD index and HDD zones for some European countries.

Country Climatic area Latitude, N HDD, K.d HDD zone

UK Lerwick 60 08 0 4024 F

Eskdalemuir 55 19 0 3970 F
Aberporth 52 08 0 3178 F

Kew (London) 51 28 0 2900 E

Denmark Copenhagen 55 46 0 3696 F
Ireland Dublin 53 26 0 3133 F

Valentia 51 56 0 2741 E
Netherlands Eelde 53 08 0 3427 F

De Bilt 52 06 0 3194 F

Vlissingen 51 27 0 2877 E

Belgium Oostende 51 12 0 3147 F

Uccle (Bruxelles) 50 48 0 3020 F
Saint Hubert 50 02 0 4188 F

France Trappes 48 46 0 3069 F

Nancy 48 41 0 3245 F

Macon 46 18 0 2980 E

Limoges 45 49 0 2899 E

Carpentras 44 05 0 2266 E
Nice 43 39 0 1650 D

Italy Bolzano 46 28 0 3087 F

Venezia 45 30 0 2317 E

Milano 45 26 0 2551 E

Genova 44 25 0 1560 D

Roma 41 48 0 1663 D

Foggia 41 31 0 1759 D

Cagliari 39 15 0 1349 C

Crotone 39 04 0 1409 C

Trapani 37 55 0 976 C

with coal-fired boilers anywhere in the country, but that WLHPS achieved significant
energy savings over electric boilers in all places, except warm areas especially near the
southeast coast. In Fig. 3.31, all locations north of the red line were areas where