Solar plant: site data

Solar power plant in Tvari, Sambirskyi Raion, Lviv Oblast

Tvari: 1,077 kWh per kWp a year, tilt 38° facing south (PVGIS). 0.6% below the oblast median (1,084). #96 of 264 in the rayon, #1112 of 1532 in the oblast.

Sambir, the rayon centre, is 14 km away. 320 m above sea level. 14 km away: Sambir, the nearest bigger centre, the same 1,074. Snow and wind from the nearest regional centre in the DBN — Львів, 83 km. 11.90 m between rows, pitch 15.67 m (latitude 49.5°).

Yield of 1 kWp
1,077kWh/year
Tilt
38°facing south
10 kW
10,769kWh/year
Row pitch
15.67m · GCR 0.31
T_min
-40 °Cregion I, north-western
Snow S₀ / wind W₀
1,310 / 520Pa

Ground frame designer

A ground frame for a solar plant: Tvari

The designer opens with this place’s coordinates, latitude 49.5° for the row spacing and the DBN loads of the nearest regional centre — Львів, 83 km: snow 1,310 Pa, wind 520 Pa.

  • No sign-up
  • Snow and wind check
  • Drawings and estimate

Yield by month

42Jan57Feb93Mar111Apr119May121Jun129Jul128Aug107Sep84Oct50Nov35Dec

July: 129 kWh/kWp, December: 35 — 3.7 times less.

November: 50 against 44 in the oblast, 13.6% more.

Tvari: plants, kWh
kWpA yearJulyDecember
55,385645175
1010,7691,290350
1516,1541,935525

Snow and wind: Львів

Example: a 10 kW ground frame

For the loads of Lviv: 11.16 kWp, 18 panels, 376 kg of steel, 12 piles, materials ≈ 50,491 UAH.

The whole frame: drawing, BOM, checks

How these numbers are computed

Nearby

All places: Sambirskyi RaionLviv Oblast: rayons and towns

Free calculators

Sources

Preliminary calculation: a design needs an engineer’s check.