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Wind resources at Horns Rev

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energy. environment. knowledge. Page 4 of 69<br />

1. Site and d<strong>at</strong>a assessment<br />

1.1 Site description<br />

The meteorological mast <strong>at</strong> <strong>Horns</strong> <strong>Rev</strong> is loc<strong>at</strong>ed approxim<strong>at</strong>ely 20 km west of<br />

Blåvands Huk. Its position is 7°47,217'E 55°31,208'N (WGS84) and its UTM<br />

coordin<strong>at</strong>es are 423.412E 6.153.342N (WGS84 Zone 32). The loc<strong>at</strong>ion of the mast is<br />

shown in Figure 1.1. The distances to the nearest shore (fetch distances) are given in<br />

Figure 1.3.<br />

Figure 1.1 Loc<strong>at</strong>ion of met mast <strong>at</strong> <strong>Horns</strong> <strong>Rev</strong>, west of Jutland<br />

1.2 Description of measurements system<br />

A square l<strong>at</strong>tice mast was erected on a monopile close to the projected wind farm site <strong>at</strong><br />

<strong>Horns</strong> <strong>Rev</strong>. In mid-May 1999 the meteorological measurement programme was initi<strong>at</strong>ed<br />

and l<strong>at</strong>er, in June 1999, the marine measurement programme started.<br />

The measuring system comprises a total of five independent systems:<br />

1. Primary meteorological system (10 min).<br />

2. Back-up meteorological system (10 min).<br />

3. Sonic meteorological system (20 Hz).<br />

4. Wave height measuring system.<br />

5. Current and w<strong>at</strong>er level measuring system.<br />

1.2.1 Primary meteorological system<br />

In 1999 the mast <strong>at</strong> <strong>Horns</strong> <strong>Rev</strong> was instrumented with the system shown in Figure 1.2.<br />

The d<strong>at</strong>a acquisition (DAQ) system is capable of collecting and storing st<strong>at</strong>istical values<br />

Report no.: D-160949<br />

Tech-wise A/S is an intern<strong>at</strong>ional consulting Tech-wise A/S<br />

engineering company specialised Kraftværksvej 53<br />

in energy and environment DK-7000 Fredericia

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