Solar Energy Potential in Barra de Guabiraba, Brazil

Barra de Guabiraba, Brazil, located at latitude -8.3945 and longitude -35.6205, offers promising conditions for solar energy generation throughout the year. This tropical location benefits from relatively consistent sunlight patterns, though with some seasonal variations. The solar production potential shows interesting seasonal patterns. Spring stands out as the most productive season with 6.73kWh per day for each kilowatt of installed solar capacity. Summer follows closely behind with 6.27kWh/day. Autumn sees a moderate decrease to 5.36kWh/day, while winter represents the lowest production period with 4.72kWh/day per installed kilowatt. For residents or businesses considering solar installation in Barra de Guabiraba, it's worth noting that a fixed solar panel system would perform best when tilted at 7 degrees facing North. This specific angle has been calculated to maximize year-round energy production based on the location's position relative to the sun's path throughout the year.

Seasonal Considerations

The spring-summer period (approximately September through February) represents the prime solar harvesting window in Barra de Guabiraba. During these months, solar systems will operate at peak efficiency, producing significantly more energy than during the autumn-winter period. While winter shows the lowest production values, it's important to note that even this "low" season still provides reasonable output compared to many non-tropical locations globally. The relatively small variation between seasons (only about 30% difference between the highest and lowest producing seasons) underscores the location's suitability for year-round solar energy production.

Environmental Factors and Preventative Measures

Several environmental factors could potentially impact solar production in Barra de Guabiraba:

• Rainfall patterns: Being in a tropical region, heavy seasonal rains could temporarily reduce solar output. Installing panels at the recommended 7-degree tilt helps with natural cleaning during rainfall, but a seasonal maintenance schedule is advisable.
• Dust and pollen accumulation: Agricultural activities in the region may contribute to dust and pollen that can coat panels. Implementing automated cleaning systems or regular manual cleaning can mitigate this issue.
• Humidity and potential for mold growth: The tropical climate brings high humidity, which can affect electrical components and connections. Using humidity-resistant components and ensuring proper sealing of all electrical junctions is crucial.
• Vegetation growth: Rapid plant growth in tropical areas can lead to shading issues. Regular trimming of surrounding vegetation and strategic placement of panels away from tall-growing trees is recommended.

With proper installation techniques that account for these factors, solar energy systems in Barra de Guabiraba can deliver reliable performance throughout the year, with particularly excellent output during spring and summer months.

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 Barra De Guabiraba

Seasonal solar PV output for Latitude: -8.3945, Longitude: -35.6205 (Barra De Guabiraba, 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 7° North in Barra De Guabiraba, Brazil

To maximize your solar PV system's energy output in Barra De Guabiraba, Brazil (Lat/Long -8.3945, -35.6205) throughout the year, you should tilt your panels at an angle of 7° 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 Barra De Guabiraba, 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 Barra De Guabiraba, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 7° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
7° South in Summer	14° North in Autumn	24° North in Winter	2° 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 Barra De Guabiraba, 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 Barra De Guabiraba, 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 Barra De Guabiraba, Brazil

The topography surrounding Barra de Guabiraba, Brazil presents a fascinating geographical landscape situated in the northeastern state of Pernambuco. This region lies within what is known as the Agreste, a transitional zone between the humid coastal area (Zona da Mata) and the semi-arid interior (Sertão).

Topographical Features

Barra de Guabiraba sits at an elevation of approximately 450-500 meters above sea level, nestled among the undulating hills and small mountains that characterize this part of Brazil. The terrain is predominantly composed of rolling highlands with occasional steep slopes and valleys carved by seasonal waterways. The landscape features a mix of elevated plateaus and lower-lying areas where small rivers and streams have shaped the contours over millennia. To the east of Barra de Guabiraba, the terrain gradually descends toward the coastal plains of Pernambuco, while to the west, the landscape becomes progressively more rugged as it transitions toward the drier Sertão region. The area is part of the Borborema Plateau, a significant geological formation that influences much of the topography in northeastern Brazil. The local relief is characterized by moderate to high slopes in certain areas, with natural drainage patterns that follow the contours of the land. Vegetation varies with elevation and exposure, transitioning from more lush growth in protected valleys to sparser coverage on exposed hillsides.

Potential Areas for Solar PV Development

When considering large-scale solar photovoltaic installations near Barra de Guabiraba, several topographical factors become relevant. The ideal areas would combine favorable terrain characteristics with appropriate solar exposure. The elevated plateaus to the northwest and southwest of Barra de Guabiraba present particularly promising locations for solar development. These areas offer relatively flat terrain at higher elevations, minimizing shadowing effects from surrounding features. The gently sloping highlands provide natural drainage while maintaining sufficient stability for infrastructure development. Specifically, the plateaus extending toward neighboring municipalities like Bonito and São Joaquim do Monte offer expansive areas where the land grade remains manageable (typically less than 10% slope), which is important for efficient panel installation and maintenance. These elevated areas also tend to experience less atmospheric interference due to dust and humidity compared to lower-lying regions. The transitional zones between the higher plateaus and mid-elevation areas approximately 8-15 kilometers from the town center also merit consideration. These locations benefit from good solar exposure while often featuring improved access to existing transportation infrastructure, facilitating construction and maintenance operations. Areas to generally avoid would include the steeper eastern slopes leading toward the coastal zone, where terrain instability and increased cloud cover could compromise both installation feasibility and energy generation efficiency. Similarly, the narrow valley bottoms, particularly along the Sirinhaém River watershed, present challenges related to seasonal flooding and reduced solar exposure due to shadowing from surrounding highlands. The southwestern expanses, where the terrain begins to flatten and vegetation becomes naturally sparser, represent perhaps the most promising balance of topographical suitability, solar resource quality, and practical development considerations. These areas typically feature well-drained soils on gentle slopes with minimal natural obstacles, creating favorable conditions for large-scale solar array deployment.

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.