Solar Energy Potential in Jaguaruna, Santa Catarina, Brazil

Jaguaruna, Santa Catarina, Brazil, located in the Southern Sub Tropics at latitude -28.6558 and longitude -49.0773, offers a reasonably good location for solar PV energy generation throughout the year, though with notable seasonal variations. The energy production follows the expected seasonal pattern for the Southern Hemisphere, with summer being the most productive period. During summer months, each kilowatt of installed solar capacity can generate about 6.09 kWh per day, making this the prime season for solar energy collection. Spring follows as the second most productive season, with daily generation averaging 5.14 kWh per kilowatt installed. Autumn sees a moderate decrease to 4.46 kWh per day, while winter represents the lowest production period with 3.37 kWh per day per kilowatt of installed capacity. For fixed solar panel installations in Jaguaruna, Santa Catarina, the ideal tilt angle to maximize year-round energy production is 26 degrees facing North. This specific angle optimizes the capture of solar radiation across all seasons, balancing the higher summer sun path with the lower winter sun trajectory.

Environmental and Weather Considerations

Several factors could potentially impact solar production in Jaguaruna:

• Coastal humidity and salt spray: Being relatively close to the Atlantic coast, salt-laden air could gradually corrode solar equipment and connections if not properly protected.
• Occasional subtropical storms: The region can experience intense rainfall events that may temporarily reduce production.
• Dust accumulation: Agricultural activities in the region can contribute to dust that settles on panels.

To mitigate these challenges, solar installations in Jaguaruna would benefit from corrosion-resistant mounting hardware, marine-grade connections and components, regular cleaning schedules, and potentially automated cleaning systems for larger installations. Additionally, using microinverters or power optimizers can help minimize production losses during partial shading events. The relatively consistent seasonal transition in energy production makes Jaguaruna a predictable location for solar energy planning, with summer and spring offering excellent generation potential that can offset the moderate reduction during autumn and winter months.

Note: The Southern Sub Tropics extend from -23.5° latitude South down to -35° latitude.

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 Jaguaruna

Seasonal solar PV output for Latitude: -28.6558, Longitude: -49.0773 (Jaguaruna, 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 26° North in Jaguaruna, Brazil

To maximize your solar PV system's energy output in Jaguaruna, Brazil (Lat/Long -28.6558, -49.0773) throughout the year, you should tilt your panels at an angle of 26° 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 Jaguaruna, 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 Jaguaruna, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 26° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
13° North in Summer	34° North in Autumn	44° North in Winter	21° 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 Jaguaruna, 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 Jaguaruna, 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 Jaguaruna, Brazil

Jaguaruna is located in the southern part of Santa Catarina state in Brazil, positioned along the Atlantic coastal plain. The topography of this region is characterized primarily by low-lying coastal areas, featuring extensive sandy beaches, dunes, and lagoons. The terrain is predominantly flat with minimal elevation changes across much of the immediate area.

Coastal Features

The eastern portion of Jaguaruna directly faces the Atlantic Ocean, where a long stretch of sandy beaches extends for over 30 kilometers. Behind these beaches, a complex system of sand dunes has formed, some reaching heights of 10-15 meters. These dunes are partially stabilized by coastal vegetation in some areas while remaining active and shifting in others. The interplay between wind and sand has created a dynamic landscape that gradually transitions inland.

Inland Topography

Moving inland from the coast, the terrain of Jaguaruna transitions to a flat to gently undulating plain. This area contains a network of coastal lagoons, with Lagoa do Arroio Corrente and Lagoa da Urussanga Velha being notable water bodies in the vicinity. These lagoons are separated from the ocean by the dune systems and sandy barriers. The inland areas also feature patches of Atlantic Forest remnants, though much has been converted to agricultural use. Further west, beyond the immediate Jaguaruna area, the topography begins to rise gradually toward the Serra Geral mountain range, which forms part of the Great Escarpment that runs along much of Brazil's southeastern coast. However, these mountains are some distance from Jaguaruna itself, which remains predominantly in the coastal lowlands.

Potential Solar PV Areas

The most suitable areas for large-scale solar PV development near Jaguaruna would be the inland plains that sit beyond the immediate coastal dune systems but before the terrain begins to rise significantly toward the west. These areas offer several advantages: The flat to gently rolling terrain requires minimal grading and preparation for solar array installation, reducing construction costs and environmental impact. Much of this land has already been cleared for agriculture, meaning less vegetation removal would be necessary for solar development. These inland areas are also generally less susceptible to coastal flooding and salt spray, which can damage solar equipment over time. Specifically, the agricultural lands to the northwest and southwest of Jaguaruna's urban center present the most promising locations. These areas typically have good road access for construction and maintenance while being sufficiently distant from the environmentally sensitive dune ecosystems and lagoons. The regions surrounding the communities of Olho D'Água and Riachinho, as well as areas along the SC-100 and SC-442 highways, offer particularly suitable terrain for solar development. The sandy soil composition in some of these areas may actually be advantageous for solar installation, as it provides good drainage and stable foundations when properly engineered. However, detailed geotechnical studies would be necessary to confirm suitability on a site-specific basis. It would be prudent to avoid the immediate coastal areas with active dune systems, the wetlands surrounding the lagoons, and any remaining patches of native Atlantic Forest vegetation, as these have significant ecological value and may be subject to environmental protection regulations.

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.