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GEOTOUR & IRSE 2012.pdf - Fakulta BERG - TUKE

GEOTOUR & IRSE 2012.pdf - Fakulta BERG - TUKE

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<strong>GEOTOUR</strong> & <strong>IRSE</strong> 2012<br />

On the figure 9 we can see the area of forest land in Sobrance district. Most of the forest land<br />

is in the state ownership. Figure 10 compares possibilities of the use the trees potential,<br />

suitable as the biomass material. Forests in the area are mostly of the beech-oak trees. For the<br />

energy use, it´s possible to use, except part of timber with no good quality, residue after<br />

extraction (the top of the tree limbs and branches), thin wood, calamity wood (uprooted<br />

stumps, roots of trees) (Moņnosti vyuņitia OZE, PSK). For example, the village Koromľa has<br />

an area of approximately 220 hectares, which qualifies for fast-growing trees.<br />

other broadleaf<br />

larch<br />

pine<br />

fir<br />

spruce<br />

ash<br />

maple<br />

hornbeam<br />

oak<br />

beech<br />

1,06<br />

1,39<br />

1,89<br />

1,93<br />

2,07<br />

2,54<br />

3,2<br />

7,78<br />

10,08<br />

66,38<br />

0 10 20 30 40 50 60 70<br />

Fig. 10 Representation of trees in the district of Sobrance (in %)<br />

Source: Moņnosti vyuņitia OZE, PSK<br />

For energy use in Sobrance district, there is potential 13 000 to 21 000 m 3 of forest biomass<br />

(waste from felling, firewood and thinner, ...) (Moņnosti vyuņitia OZE, PSK).<br />

Tab. 2 Potential of Sobrance district<br />

Sobrance district<br />

Area of the district<br />

53 840 ha<br />

Area of forest timber land 18 383 ha<br />

Forestation 34,14%<br />

Forest stand inventory 3 677 715 m 3<br />

Planned annual production 55 893 m 3<br />

Of the restoration 40 308 m 3<br />

Source: Moņnosti vyuņitia OZE, PSK.<br />

Solar energy<br />

The next potential from the renewables in Końice region has solar energy. Due to financial<br />

and technological possibilities, assumption for the solar energy use, especially in heat<br />

production and hot water, is real. The current photovoltaic (PV) technology allows without<br />

major structural changes to integrate the energy distribution system, photovoltaic generators,<br />

providing several percent share of annual consumption of electricity. Using the technical<br />

potential of solar is now, compared with other technologies, more expensive. (SVOZE KSK,<br />

2007).<br />

Regarding the assessment of Sobrance district, in Figure 11 can be seen that the district is still<br />

in the band of radiation sufficient sun throughout the year. On the first picture of horizontally<br />

mounted photovoltaic modules is likely to total annual global radiation in this district in 1100<br />

61

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