The city of Campo Largo, Paraná, Brazil, located at latitude -25.2877 and longitude -49.5942 in the Southern Sub Tropics, offers a reasonably good location for solar PV energy generation throughout the year, though with notable seasonal variations.

Solar energy production at this location shows its strongest performance during summer months, generating approximately 6.17kWh per day for each kilowatt of installed capacity. Spring follows as the second most productive season with 5.05kWh/day, while autumn yields 4.48kWh/day. Winter represents the least productive period, with generation dropping to 3.64kWh/day per kW installed.

Seasonal Performance

The significant difference between summer and winter production (nearly 41% reduction from summer to winter) indicates that Campo Largo experiences substantial seasonal variability. This pattern is typical for locations in the Southern Hemisphere's subtropical regions, where the sun's position changes considerably throughout the year.

For maximum year-round energy capture, solar panels at this location should be installed at a fixed tilt angle of 23 degrees facing North. This precisely calculated angle optimizes the annual solar energy harvest by accounting for the location's specific latitude and seasonal sun path variations.

Environmental Considerations

Several environmental factors could potentially impact solar production in Campo Largo:

• Rainfall patterns: The region experiences significant precipitation, particularly during summer months, which can temporarily reduce solar output despite being the sunniest season.
• Dust and pollen: Agricultural activities in the surrounding areas may generate airborne particles that can accumulate on panels.
• Morning fog or mist: Common in valley locations in this region, potentially reducing early-day production.

To mitigate these challenges, installations should include regular cleaning schedules, proper drainage systems to prevent water accumulation, and possibly slightly steeper tilt angles (within 2-3 degrees of the optimal 23°) if morning fog is particularly persistent. Additionally, quality inverters with good low-light performance can help maximize energy capture during less-than-ideal conditions.

Overall, Campo Largo offers a viable location for solar PV installations, with strong summer and spring production compensating for reduced winter output. With proper system design accounting for the 23-degree optimal tilt angle and appropriate maintenance measures, solar installations can perform effectively year-round despite seasonal variations.

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 Campo Largo

Seasonal solar PV output for Latitude: -25.2877, Longitude: -49.5942 (Campo Largo, 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 23° North in Campo Largo, Brazil

To maximize your solar PV system's energy output in Campo Largo, Brazil (Lat/Long -25.2877, -49.5942) throughout the year, you should tilt your panels at an angle of 23° 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 Campo Largo, 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 Campo Largo, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 23° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
9° North in Summer	31° North in Autumn	41° North in Winter	18° 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 Campo Largo, 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 Campo Largo, 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 Campo Largo, Brazil

Campo Largo is a municipality located in the state of Paraná in southern Brazil, approximately 30 kilometers west of the state capital, Curitiba. The topography of Campo Largo and its surrounding areas is characterized by diverse terrain features that influence its potential for solar energy development.

Topographical Features

The region around Campo Largo sits on the eastern edge of the First Paraná Plateau, with elevations generally ranging between 900 and 1,000 meters above sea level. This plateau formation creates a relatively flat to gently undulating landscape in many parts of the municipality. However, the eastern portions of Campo Largo feature more significant variations in elevation as the terrain transitions toward the Serra do Mar mountain range. The landscape includes numerous small hills and valleys formed by the local river systems, primarily the Iguaçu River basin. These topographical variations create a mosaic of slopes with different orientations throughout the region. The western and central portions of Campo Largo tend to have more gradual slopes and open spaces, while the eastern sections become increasingly hilly as they approach the Serra do Mar. Vegetation in the region historically consisted of Araucaria forests (a type of subtropical highland forest), though much has been converted to agricultural land and urban development. The remaining natural areas include patches of forest interspersed with grasslands, particularly in areas with steeper slopes that are less suitable for agriculture.

Areas Suitable for Large-Scale Solar PV

For large-scale solar photovoltaic installations, several factors related to topography must be considered, including slope, aspect (direction the land faces), shading, and accessibility. The western portions of Campo Largo offer the most promising areas for large-scale solar PV development. These regions feature more extensive flat or gently sloping terrain that would minimize the need for extensive land grading and the associated costs. The more level topography in these areas would allow for more efficient array layouts and easier construction access. Specifically, the agricultural plateaus northwest and southwest of the urban center of Campo Largo present favorable conditions. These areas have already been cleared of dense forest vegetation and have good road access, reducing development costs. The relatively open landscape also minimizes shading concerns from nearby hills or mountains. Areas with south-facing slopes (in the Southern Hemisphere) should generally be avoided as they receive less direct sunlight throughout the year. Instead, north-facing gentle slopes would be optimal for maximizing solar exposure in this region. The central plateau areas of the municipality offer numerous locations with this favorable orientation. The eastern portions of Campo Largo, approaching the Serra do Mar, are less suitable for large-scale solar development due to more pronounced topographical relief, increased forest coverage, and potential shading issues from hills and mountains. These areas would likely require more significant land preparation and might face greater environmental restrictions. Another consideration is the proximity to existing electrical infrastructure. The areas closer to the urban center of Campo Largo and the transportation corridor connecting to Curitiba have better access to the electrical grid, making grid connection potentially less costly for solar developments in these locations. The agricultural areas between Campo Largo and neighboring Balsa Nova to the south also present favorable topography for solar development, with extensive areas of relatively flat terrain that have already been modified for agricultural use.

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.