Francisco Alves, Paraná, Brazil, located in the Southern Sub Tropics, offers reasonably good conditions for solar energy generation throughout the year, though performance varies significantly between seasons.

Seasonal Solar Performance

The location shows strong seasonal variation in solar energy production. Summer delivers the highest output at 7.14 kWh per day per kW of installed solar capacity, making it the ideal time for solar generation. Spring follows as the second-best season with 6.09 kWh per day per kW, while autumn produces 5.41 kWh per day per kW. Winter presents the lowest production at 4.08 kWh per day per kW, which is typical for locations in the Southern Hemisphere. The best solar generation periods occur during the warmer months from October through March, with peak performance in December and January. Even during the least productive winter months, the location still maintains reasonable solar output levels.

Optimal Panel Configuration

For fixed panel installations at Francisco Alves, Paraná, the ideal tilt angle to maximize total year-round solar production is 21 degrees facing North. This angle is calculated by analyzing daily solar elevation angles throughout the year and weighting them according to solar irradiance data to achieve optimal annual performance.

Environmental and Weather Factors

Several local factors could potentially impact solar energy production at this location:

• High humidity and frequent rainfall during summer months, which can reduce panel efficiency and create more cloud cover
• Dust accumulation during drier periods, particularly in winter and spring
• Potential for severe weather events including strong winds and hailstorms
• Morning fog or mist common in subtropical regions

Preventative Measures

To maximize solar energy production despite these challenges, several installation strategies can be employed:

• Install panels with adequate spacing and ventilation to prevent moisture buildup and allow for air circulation
• Use tempered glass panels with anti-reflective coatings that resist weather damage and maintain efficiency in humid conditions
• Implement regular cleaning schedules, particularly during dry seasons when dust accumulation is highest
• Choose mounting systems rated for high wind loads and impact resistance
• Position panels to allow natural rainfall to assist with cleaning while ensuring proper drainage

Overall, Francisco Alves presents a moderately favorable location for solar energy generation, with the main considerations being seasonal variation and typical subtropical weather patterns that can be effectively managed through proper system design and maintenance.

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 Francisco Alves

Seasonal solar PV output for Latitude: -24.071, Longitude: -53.8811 (Francisco Alves, 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 21° North in Francisco Alves, Brazil

To maximize your solar PV system's energy output in Francisco Alves, Brazil (Lat/Long -24.071, -53.8811) throughout the year, you should tilt your panels at an angle of 21° 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 Francisco Alves, 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 Francisco Alves, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 21° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
8° North in Summer	30° North in Autumn	39° North in Winter	17° 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 Francisco Alves, 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 Francisco Alves, 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 Francisco Alves, Brazil

Topographical Features of Francisco Alves Region

Francisco Alves is located in the western region of Paraná state, Brazil, positioned within the Third Plateau geological formation that characterizes much of the state's interior. The topography around this municipality consists predominantly of gently rolling hills and broad, undulating plains that extend across the landscape. The terrain exhibits relatively modest elevation changes, with the land gradually sloping toward the west as it approaches the Paraná River valley system.

The area sits at a moderate elevation within the broader plateau region, characterized by well-drained soils developed from basaltic bedrock. The landscape features long, gentle slopes interspersed with shallow valleys carved by small streams and tributaries that eventually flow toward the Paraná River to the west. These waterways have created subtle but noticeable variations in the terrain, forming natural drainage patterns that define the local topographical character.

The region's topography reflects its position within the Paraná Basin, where ancient volcanic activity created the underlying geological foundation. This has resulted in relatively stable terrain with good load-bearing capacity and minimal risk of significant geological instability. The land surface shows evidence of extensive agricultural development, with much of the natural vegetation having been converted to farmland over several decades.

Optimal Areas for Large-Scale Solar Development

The gently sloping terrain surrounding Francisco Alves presents excellent opportunities for large-scale solar photovoltaic installations. The most suitable areas are the broad, south-facing slopes that provide optimal solar exposure throughout the day while maintaining gentle gradients that minimize construction and maintenance challenges. These locations offer the advantage of natural drainage while avoiding the need for extensive land modification.

The elevated plateau areas to the north and east of Francisco Alves represent particularly attractive sites for solar development. These zones combine favorable topographical conditions with minimal shading from surrounding terrain features. The stable, well-drained soils in these areas provide excellent foundation conditions for solar mounting systems, reducing both installation costs and long-term maintenance requirements.

Areas with slopes ranging from one to five degrees are ideal for solar installations in this region, as they provide sufficient drainage while maintaining accessibility for construction equipment and ongoing maintenance operations. The western portions of the municipality, where the land begins its descent toward the Paraná River valley, offer extensive tracts of suitable terrain with minimal topographical obstacles.

Former agricultural lands present the most readily available sites for solar development, as they typically feature cleared terrain with established access roads and proximity to existing electrical infrastructure. These areas often possess the additional advantage of being relatively flat or having been previously modified for farming operations, reducing the need for significant site preparation work.

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.