Nova Soure, Bahia, Brazil represents an excellent location for year-round solar photovoltaic energy generation, benefiting from its tropical position where consistent sunlight is available throughout most of the year with seasons characterized more by wet and dry periods than temperature variations.

Solar Energy Output Performance

The solar energy production at Nova Soure shows strong performance across all seasons, with notable seasonal variations that reflect the tropical climate patterns. Spring delivers the highest output at 6.24 kWh per day per kW of installed solar capacity, closely followed by summer at 6.12 kWh per day. Autumn maintains solid production at 5.87 kWh per day, while winter shows the lowest but still respectable output at 4.94 kWh per day. The spring and summer months represent the ideal times for solar generation at this location, when the sun's position and atmospheric conditions combine to deliver peak performance. Even during the winter months, the location maintains nearly 80% of peak seasonal output, demonstrating the consistency that makes tropical locations attractive for solar installations.

Optimal Panel Configuration

For fixed panel installations at Nova Soure, Bahia, the ideal tilt angle to maximize total year-round solar production is 11 degrees facing North. This relatively shallow angle reflects the location's proximity to the equator and has been calculated by analyzing daily solar elevation angles, determining optimal panel positioning, and weighting these factors using solar irradiance data while accounting for Earth's elliptical orbit around the sun.

Environmental and Weather Challenges

Several significant environmental factors could impact solar production efficiency at Nova Soure and require careful consideration during installation planning. The tropical climate brings pronounced wet and dry seasons, with heavy rainfall during wet periods potentially reducing solar irradiance and creating challenges for system maintenance. Extended periods of cloud cover during the rainy season can significantly diminish energy output, while the high humidity levels year-round can accelerate corrosion of electrical components and mounting hardware. Dust and debris accumulation presents another major concern, particularly during dry seasons when airborne particles can coat solar panels and reduce their efficiency. The tropical environment also supports abundant vegetation growth, which can create shading issues if not properly managed during site selection and ongoing maintenance.

Preventative Installation Measures

Several preventative measures can help maximize energy production and system longevity at this location:

• Install panels with adequate drainage systems and mounting angles that promote water runoff during heavy rains
• Use marine-grade or tropical-rated electrical components and mounting hardware specifically designed to resist corrosion in high-humidity environments
• Implement regular cleaning schedules and consider automated cleaning systems to address dust accumulation
• Plan for comprehensive vegetation management around the installation site to prevent shading
• Install monitoring systems to quickly identify performance drops due to environmental factors

Proper site selection becomes crucial, favoring locations with good drainage, minimal shading potential, and reasonable access for maintenance activities. The consistent solar resource at Nova Soure makes these preventative investments worthwhile, as they help ensure the location's natural solar advantages translate into reliable, long-term 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 Nova Soure

Seasonal solar PV output for Latitude: -11.317, Longitude: -38.4586 (Nova Soure, 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 11° North in Nova Soure, Brazil

To maximize your solar PV system's energy output in Nova Soure, Brazil (Lat/Long -11.317, -38.4586) throughout the year, you should tilt your panels at an angle of 11° 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 Nova Soure, 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 Nova Soure, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 11° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
4° South in Summer	17° North in Autumn	27° North in Winter	6° 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 Nova Soure, 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 Nova Soure, 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 Nova Soure, Brazil

Topographical Features of Nova Soure

Nova Soure sits within the Bahia state of northeastern Brazil, positioned in a region characterized by gently rolling hills and relatively modest elevation changes. The landscape around this municipality features the typical terrain of the Agreste zone, which serves as a transition area between the coastal lowlands and the more arid interior highlands of the Brazilian Northeast. The topography consists primarily of undulating plains with scattered low hills and shallow valleys. Elevations in the immediate vicinity range from approximately 200 to 400 meters above sea level, creating a landscape that is neither completely flat nor dramatically mountainous. This moderate relief provides adequate drainage while maintaining relatively gentle slopes that are favorable for various land uses. The region's geological foundation consists mainly of crystalline rocks from the Brazilian Shield, overlain in places by sedimentary deposits. These formations have been weathered over millions of years, resulting in the current subdued topography. Small streams and seasonal watercourses cut through the landscape, creating minor valleys and drainage channels that add subtle variation to the terrain.

Soil and Surface Conditions

The soils around Nova Soure are predominantly derived from the weathering of crystalline rocks, resulting in relatively shallow to moderately deep profiles. Many areas feature exposed rock outcrops or thin soil layers, particularly on hilltops and steeper slopes. The soil composition tends to be sandy to clay-loam, with varying degrees of fertility depending on local drainage and topographical position. Surface vegetation varies considerably based on rainfall patterns and land use. Natural vegetation consists of Caatinga scrubland, characterized by drought-resistant shrubs and small trees that shed their leaves during dry periods. Agricultural areas support crops like corn, beans, and cassava, along with pastures for livestock grazing.

Optimal Areas for Large-Scale Solar Development

The most suitable locations for large-scale solar photovoltaic installations around Nova Soure would be the broader plateau areas and gentle hillsides with southern and southeastern exposures. These areas offer several advantages including relatively stable ground conditions, minimal shading from topographical features, and adequate space for extensive solar arrays. The flatter portions of the landscape, particularly those at slightly higher elevations, present ideal conditions for solar development. These areas typically have good drainage, reducing concerns about flooding or waterlogging of equipment. The moderate slopes also facilitate natural cleaning of solar panels during rainfall while minimizing erosion concerns. Areas with minimal existing vegetation or those currently used for extensive agriculture would be particularly well-suited for solar installations. The relatively sparse tree cover in much of the region means fewer obstacles for panel placement and reduced shading issues. Additionally, locations with existing road access or proximity to electrical transmission infrastructure would offer practical advantages for large-scale development. The northeastern-facing slopes should generally be avoided for optimal solar collection, while the more exposed hilltops and ridgelines could provide excellent sites, assuming adequate access can be established. Areas near existing settlements might offer advantages in terms of infrastructure and maintenance access, though care would need to be taken to avoid conflicts with agricultural or residential land uses.

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.