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Graph of hourly avg kWh electricity output per kW of Solar PV installed in Kornitsa, Bulgaria (by season)

The location at Kornitsa, Blagoevgrad, Bulgaria is reasonably good for year-round solar energy generation but not perfect. The amount of electricity that can be produced from solar power varies throughout the year. During summer, you can expect a high output of 7.26 kilowatt-hours per day for each kilowatt of installed solar panels, which makes it the best time for generating solar energy at this location. In spring, the output is also relatively good at 5.41 kWh/day.

However, during autumn and winter, the output drops significantly to 3.49 and 2.29 kWh/day respectively due to shorter daylight hours and lower sun intensity in these seasons.

To get the most out of your solar panels throughout the year in Kornitsa, Blagoevgrad, they should ideally be installed at an angle facing 35 degrees South.

As far as local factors that could impede solar production are concerned: Since Kornitsa is located in a mountainous region with significant forest cover, shading from trees or mountains could potentially reduce sunlight reaching your panels especially during winter when sun's path across sky is lowest.

In addition to this natural topography factor; snowfall might accumulate on panels in winter months reducing their efficiency unless cleared regularly; also dust or bird droppings might obscure panel surface reducing its efficiency unless cleaned periodically.

To overcome these potential obstacles: You may need to trim tree branches that cast shadows on your panels or consider installing them on elevated structures if possible to avoid shading from nearby mountains; ensure regular cleaning/maintenance of your panels especially after snowfall or dust storms; consider installing automated panel cleaning systems if feasible & affordable which spray water & brush off any accumulated matter on panel surface periodically without manual intervention needed.

Keep in mind though while considering these measures that they involve extra costs which should be weighed against expected increase in energy production due to them before deciding upon implementation.

Note: The Northern Temperate Zone extends from 35° latitude North up to 66.5° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 68 locations across Bulgaria. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Bulgaria by location

Solar output per kW of installed solar PV by season in Kornitsa

Seasonal solar PV output for Latitude: 41.6507, Longitude: 23.6831 (Kornitsa, Bulgaria), based on our analysis of 8760 hourly intervals of solar and meteorological data (one whole year) retrieved for that set of coordinates/location from NASA POWER (The Prediction of Worldwide Energy Resources) API:

Summer
Average 7.26kWh/day in Summer.
Autumn
Average 3.49kWh/day in Autumn.
Winter
Average 2.29kWh/day in Winter.
Spring
Average 5.41kWh/day in Spring.

 

Ideally tilt fixed solar panels 35° South in Kornitsa, Bulgaria

To maximize your solar PV system's energy output in Kornitsa, Bulgaria (Lat/Long 41.6507, 23.6831) throughout the year, you should tilt your panels at an angle of 35° South for fixed panel installations.

As the Earth revolves around the Sun each year, the maximum angle of elevation of the Sun varies by +/- 23.45 degrees from its equinox elevation angle for a particular latitude. Finding the exact optimal angle to maximise solar PV production throughout the year can be challenging, but with careful consideration of historical solar energy and meteorological data for a certain location, it can be done precisely.

We use our own calculation, which incorporates NASA solar and meteorological data for the exact Lat/Long coordinates, to determine the ideal tilt angle of a solar panel that will yield maximum annual solar output. We calculate the optimal angle for each day of the year, taking into account its contribution to the yearly total PV potential at that specific location.

The sun
At Latitude: 41.6507, Longitude: 23.6831, the ideal angle to tilt panels is 35° South

Seasonally adjusted solar panel tilt angles for Kornitsa, Bulgaria

If you can adjust the tilt angle of your solar PV panels, please refer to the seasonal tilt angles below for optimal solar energy production in Kornitsa, Bulgaria. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 35° South tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
25° South in Summer 45° South in Autumn 56° South in Winter 34° South in Spring

Assuming you can modify the tilt angle of your solar PV panels throughout the year, you can optimize your solar generation in Kornitsa, Bulgaria as follows: In Summer, set the angle of your panels to 25° facing South. In Autumn, tilt panels to 45° facing South for maximum generation. During Winter, adjust your solar panels to a 56° angle towards the South for optimal energy production. Lastly, in Spring, position your panels at a 34° angle facing South to capture the most solar energy in Kornitsa, Bulgaria.

Our recommendations take into account more than just latitude and Earth's position in its elliptical orbit around the Sun. We also incorporate historical solar and meteorological data from NASA's Prediction of Worldwide Energy Resources (POWER) API to assign a weight to each ideal angle for each day based on its historical contribution to overall solar PV potential during a specific season.

This approach allows us to provide much more accurate recommendations than relying solely on latitude, as it considers unique weather conditions in different locations sharing the same latitude worldwide.

Calculate solar panel row spacing in Kornitsa, Bulgaria

We've added a feature to calculate minimum solar panel row spacing by location. Enter your panel size and orientation below to get the minimum spacing in Kornitsa, Bulgaria.

Our calculation method

  1. Solar Position:
    We determine the Sun's position on the Winter solstice using the location's latitude and solar declination.
  2. Shadow Projection:
    We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle.
  3. Minimum Spacing:
    We add the shadow length to the horizontal space occupied by tilted panels.

This approach ensures maximum space efficiency while avoiding shading during critical times, as the Winter solstice represents the worst-case scenario for shadow length.






Please enter information above to calculate panel spacing.

Topography for solar PV around Kornitsa, Bulgaria

Kornitsa, Bulgaria is located in the southwestern part of the country. The topography of this region is characterized by a mix of mountainous terrain and flat plains. The Rhodope Mountains are to the south and west, while to the north and east are flatter areas which form part of the Thracian Plain.

For large-scale solar PV installations, flat or gently sloping terrains are preferred as they allow for easier installation and maintenance, better sun exposure across panels, and less shadowing effect. Therefore, areas on the outskirts of Kornitsa towards north and east where it's relatively flatter would be more suitable for such installations.

However, it's important to note that suitability for solar PV isn't just determined by topography alone. Factors like local climate (amount of sunlight), land use restrictions, proximity to power grids (for energy transmission), potential environmental impact etc., also need to be considered in order to identify truly viable locations for large-scale solar installations.

A detailed site assessment including factors such as local sunlight hours (solar irradiance data), land ownership status etc., would be necessary before confirming any specific location as being most suited for large scale solar PV around Kornitsa.

Bulgaria solar PV Stats as a country

Bulgaria ranks 41st in the world for cumulative solar PV capacity, with 1,186 total MW's of solar PV installed. This means that 4.70% of Bulgaria's total energy as a country comes from solar PV (that's 18th in the world). Each year Bulgaria is generating 171 Watts from solar PV per capita (Bulgaria ranks 31st in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Bulgaria?

Yes, there are incentives for businesses wanting to install solar energy in Bulgaria. The Bulgarian government offers a number of financial incentives and subsidies for businesses that install solar energy systems. These include grants, tax credits, and other forms of support. Additionally, the European Union has provided funding for renewable energy projects in Bulgaria through its Horizon 2020 program.

Do you have more up to date information than this on incentives towards solar PV projects in Bulgaria? Please reach out to us and help us keep this information current. Thanks!

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Kornitsa, Bulgaria
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Sunday 17th of March 2024
Last Updated: Monday 21st of July 2025

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Compare this location to others worldwide for solar PV potential

The solar PV analyses available on our website, including this one, are offered as a free service to the global community. Our aim is to provide education and aid informed decision-making regarding solar PV installations.

However, please note that these analyses are general guidance and may not meet specific project requirements. For in-depth, tailored forecasts and analysis crucial for feasibility studies or when pursuing maximum ROI from your solar projects, feel free to contact us; we offer comprehensive consulting services expressly for this purpose.

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Calculate Your Optimal Solar Panel Tilt Angle