Borebi, São Paulo, Brazil presents a reasonably good location for year-round solar energy generation, though it experiences notable seasonal variations in output. Located in the southern hemisphere tropics, this region benefits from consistent sunlight throughout most of the year, with seasons typically characterized by wet and dry periods rather than extreme temperature changes.

Seasonal Solar Performance

The solar energy output at Borebi varies significantly across the seasons. Summer delivers the highest production at 6.90 kWh per day for each kilowatt of installed solar capacity, making it the peak generation period. Spring follows as the second-best season with 6.30 kWh/day per kW, while autumn drops to 5.56 kWh/day per kW. Winter represents the lowest production period at 4.78 kWh/day per kW. The ideal times for solar generation at this location are clearly summer and spring, when output exceeds 6 kWh per day per kW of installed capacity. The difference between peak summer production and lowest winter output represents about a 44% variation, which is significant but not extreme for a location at this latitude.

Optimal Panel Configuration

For fixed panel installations at Borebi, São Paulo, the ideal tilt angle to maximize total year-round solar production is 21 degrees facing north. This angle is calculated by analyzing daily solar elevation angles throughout the year and weighting them according to solar irradiance potential, accounting for Earth's elliptical orbit around the sun.

Environmental and Weather Challenges

Several local factors could potentially impact solar energy production at this Brazilian location:

• Tropical rainfall patterns: Heavy rains during wet seasons can reduce solar output and create debris accumulation on panels
• High humidity levels: Consistent moisture in the air may cause efficiency losses and accelerate equipment degradation
• Dust and agricultural particles: Being in an agricultural region, airborne particles can accumulate on panel surfaces
• Intense UV exposure: Strong tropical sunlight may accelerate wear on panel materials and mounting systems

Preventative Installation Measures

To maximize energy production despite these challenges, several installation strategies should be considered:

• Enhanced drainage systems: Install panels with adequate spacing and drainage to prevent water pooling during heavy rains
• Regular cleaning protocols: Establish routine maintenance schedules for panel cleaning, particularly important during dry seasons when dust accumulation peaks
• Corrosion-resistant materials: Use mounting systems and electrical components specifically rated for high-humidity tropical environments
• Proper ventilation: Ensure adequate airflow beneath panels to reduce heat buildup and maintain efficiency
• Quality inverters with protection: Install inverters in shaded, well-ventilated enclosures to protect against humidity and temperature extremes

Despite these challenges, Borebi's location offers solid potential for solar energy generation throughout the year, with particularly strong performance during summer and spring months. Proper installation techniques and maintenance practices can effectively mitigate most environmental concerns and ensure reliable energy production.

Note: The Tropics are located between 23.5° North and -23.5° South of the equator.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 3161 locations across Brazil. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Brazil by location

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

Seasonal solar PV output for Latitude: -22.6764, Longitude: -48.9848 (Borebi, Brazil), 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:

 

Ideally tilt fixed solar panels 21° North in Borebi, Brazil

To maximize your solar PV system's energy output in Borebi, Brazil (Lat/Long -22.6764, -48.9848) throughout the year, you should tilt your panels at an angle of 21° North 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.

Seasonally adjusted solar panel tilt angles for Borebi, Brazil

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 Borebi, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 21° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
7° North in Summer	28° North in Autumn	38° North in Winter	16° North in Spring

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 Borebi, Brazil

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 Borebi, Brazil.

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.

Topography for solar PV around Borebi, Brazil

Topography Around Borebi, Brazil

The landscape surrounding Borebi in São Paulo state is characterized by gently rolling hills and relatively flat terrain typical of the interior plateau region of southeastern Brazil. This area sits within the broader Paraná sedimentary basin, where the topography has been shaped by ancient geological processes that created a predominantly stable and gradually undulating surface. The elevation in and around Borebi ranges from approximately 500 to 700 meters above sea level, with most variations being gradual rather than steep. The region features a mix of agricultural lands, pasturelands, and scattered urban development. Much of the surrounding countryside consists of cultivated fields used for sugarcane, corn, and soybean production, interspersed with areas of cattle grazing. The terrain is generally well-drained, with small streams and tributaries flowing through shallow valleys that cut modest channels through the landscape.

Soil and Surface Conditions

The soil composition in this part of São Paulo state is predominantly red latosol, which is well-suited to both agriculture and infrastructure development. These soils are generally stable and provide good foundation conditions for large installations. The surface is relatively uniform across extensive areas, with few significant obstacles such as rocky outcrops or wetlands that would complicate development projects.

Optimal Areas for Large-Scale Solar Development

The most suitable locations for large-scale solar photovoltaic installations around Borebi would be the expansive flat to gently sloping areas that extend to the north and east of the municipality. These zones offer several advantages for solar development, including minimal grading requirements, excellent accessibility for construction equipment, and proximity to existing electrical infrastructure. The agricultural areas currently used for annual crops like sugarcane and soybeans present particularly attractive opportunities, as these lands are already cleared and relatively flat. The gentle southward-facing slopes found in some areas would be especially beneficial for solar panel orientation, maximizing exposure throughout the day while facilitating natural drainage. Areas to the west and southwest of Borebi also show promise, where the topography remains consistently gentle and the land use is predominantly agricultural. These locations benefit from good road access along existing rural routes and are positioned favorably relative to regional transmission lines that serve the agricultural processing facilities in the area. The relatively stable geological conditions throughout the region mean that foundation requirements for solar installations would be straightforward, without the need for specialized engineering to address challenging soil conditions or significant slope stabilization. The absence of major water bodies or environmentally sensitive areas in the immediate vicinity further enhances the development potential of these locations.

Brazil solar PV Stats as a country

Brazil ranks 13th in the world for cumulative solar PV capacity, with 13,708 total MW's of solar PV installed. This means that 2.50% of Brazil's total energy as a country comes from solar PV (that's 31st in the world). Each year Brazil is generating 64 Watts from solar PV per capita (Brazil ranks 47th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Brazil?

Yes, there are several incentives for businesses wanting to install solar energy in Brazil. The Brazilian government offers a range of tax credits and other financial incentives to encourage the adoption of renewable energy sources such as solar power. These include reduced import taxes on solar equipment, accelerated depreciation of investments in renewable energy projects, and preferential financing from public banks. Additionally, some states offer additional incentives such as subsidies or grants for businesses that install solar systems.

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

Citation Guide

Article Details for Citation

Tell Us About Your Work

We love seeing how our research helps others! If you've cited this article in your work, we'd be delighted to hear about it. Drop us a line via our Contact Us page or on X, to share where you've used our information - we may feature a link to your work on our site. This helps create a network of valuable resources for others in the solar energy community and helps us understand how our research is contributing to the field. Plus, we occasionally highlight exceptional works that reference our research on our social media channels.

Feeling generous?

Share this with your friends!

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.

Helping you assess viability of solar PV for your site

Calculate Your Optimal Solar Panel Tilt Angle: A Comprehensive Guide

Enhance your solar panel's performance with our in-depth guide. Determine the best tilt angle using hard data, debunk common misunderstandings, and gain insight into how your specific location affects solar energy production.