Esplanada, Bahia, Brazil presents an excellent location for year-round solar energy generation. Located in the tropics at coordinates -11.9547, -37.8936, this region benefits from consistent sunlight throughout the year, with seasonal variations characterized more by wet and dry periods than traditional temperature-based seasons.

Solar Energy Production Potential

The solar energy output data for Esplanada demonstrates strong year-round performance. Spring and summer months deliver the highest production rates, with spring generating 6.78 kWh per day per kW of installed solar capacity, closely followed by summer at 6.74 kWh per day per kW. Autumn maintains solid production at 6.00 kWh per day per kW, while winter shows the lowest but still substantial output at 5.11 kWh per day per kW. The optimal times for solar generation at this location are clearly spring and summer, when production peaks at nearly 6.8 kWh per day per kW of installed capacity. However, even during the lowest production period in winter, the system still generates over 5 kWh per day per kW, indicating reliable year-round energy production. For maximum efficiency with a fixed panel installation at this location, the ideal tilt angle is 11 degrees North. This angle is calculated to optimize total year-round solar production by accounting for the sun's path throughout the seasons and the location's specific latitude.

Environmental and Weather Considerations

Several environmental factors in Esplanada could potentially impact solar energy production and require careful consideration during installation planning. Humidity and Moisture The tropical climate brings high humidity levels year-round, which can lead to moisture-related issues with solar equipment. Preventative measures include selecting solar panels and inverters with higher IP (Ingress Protection) ratings, ensuring proper ventilation around equipment, and using corrosion-resistant mounting systems made from marine-grade aluminum or stainless steel. Heavy Rainfall During Wet Season The pronounced wet season can bring intense rainfall that may temporarily reduce solar production and potentially damage equipment if not properly protected. Installation should include robust waterproofing for all electrical connections, proper drainage systems around ground-mounted installations, and secure mounting systems capable of handling heavy rain loads. Salt Air Exposure Being located in coastal Brazil, Esplanada may experience salt-laden air that can accelerate corrosion of metal components. Using anti-corrosion coatings on all metal mounting hardware, selecting panels with frames specifically designed for coastal environments, and implementing regular cleaning schedules can help mitigate these effects. Dust and Debris Accumulation During dry periods, dust accumulation on panels can reduce efficiency. Installing panels at the optimal 11-degree tilt helps with natural cleaning during rain, but establishing a regular maintenance schedule for panel cleaning during dry seasons will ensure optimal performance. Temperature Considerations While consistent sunlight is beneficial, high tropical temperatures can reduce solar panel efficiency. Ensuring adequate airflow beneath panels through proper mounting techniques and selecting panels with better temperature coefficients can help maintain performance in hot conditions.

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 Esplanada

Seasonal solar PV output for Latitude: -11.9547, Longitude: -37.8936 (Esplanada, 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 Esplanada, Brazil

To maximize your solar PV system's energy output in Esplanada, Brazil (Lat/Long -11.9547, -37.8936) 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 Esplanada, 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 Esplanada, 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	28° 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 Esplanada, 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 Esplanada, 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 Esplanada, Brazil

Topographical Features of Esplanada

Esplanada sits in the coastal lowlands of Bahia state in northeastern Brazil, positioned approximately 165 kilometers north of Salvador. The terrain around this municipality is characterized by relatively flat to gently undulating plains that extend inland from the Atlantic coastline. The landscape consists primarily of sedimentary formations that create a stable foundation with minimal elevation changes across the region. The area forms part of the broader Recôncavo Baiano geological basin, where ancient marine deposits have created expansive tablelands interspersed with shallow valleys carved by seasonal watercourses. These coastal plains typically range from sea level to modest elevations of around 200 meters above sea level, creating an environment where topographical obstacles are minimal and land access remains straightforward throughout most of the territory. Local drainage patterns follow gentle gradients toward the Atlantic Ocean, with several small rivers and streams meandering through the landscape during the wet season. The soils in this region are predominantly sandy to clay-loam compositions derived from sedimentary parent materials, providing adequate drainage while maintaining reasonable stability for infrastructure development.

Optimal Areas for Large-Scale Solar Development

The expansive flat to gently rolling terrain surrounding Esplanada presents excellent opportunities for large-scale solar photovoltaic installations. The most suitable areas lie on the elevated tablelands that extend westward and southward from the municipality, where the landscape offers consistent gradients and minimal shading from topographical features. These inland plateau areas provide several advantages for solar development, including stable geological conditions that can support heavy mounting systems and electrical infrastructure. The relatively uniform elevation across these zones eliminates concerns about self-shading between solar panel arrays while allowing for efficient site preparation and maintenance access. Areas located 10 to 30 kilometers inland from the immediate coastal zone would be particularly well-suited for development. These locations benefit from the stable weather patterns typical of the interior while avoiding the more variable coastal conditions that can affect equipment longevity. The terrain in these zones remains accessible by existing road networks while offering sufficient space for large installations without conflicting with urban development or sensitive coastal ecosystems. The southern and southwestern approaches to Esplanada contain some of the most promising topography, where gentle slopes provide natural drainage while maintaining optimal orientation potential for solar arrays. These areas combine the benefits of stable terrain with proximity to existing electrical transmission infrastructure that connects the region to Brazil's national grid system.

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!

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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.

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.