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Graph of hourly avg kWh electricity output per kW of Solar PV installed in Triunfo, Brazil (by season)

Solar Energy Potential in Triunfo, Pernambuco, Brazil

Triunfo, Pernambuco, Brazil, located at latitude -7.8458, longitude -38.0552, offers excellent conditions for solar photovoltaic (PV) energy generation throughout the year. This tropical location benefits from consistent sunlight patterns that make it highly suitable for solar power investments. The seasonal solar energy production in Triunfo demonstrates remarkable consistency, with only modest fluctuations throughout the year. During summer months, solar panels can generate approximately 6.28 kWh per day for each kilowatt of installed capacity. Autumn sees a slight decrease to 6.13 kWh/day, while winter production dips marginally to 6.03 kWh/day. The most productive season is spring, when daily generation increases significantly to 7.43 kWh/day per kilowatt installed.

Optimal Panel Positioning

For fixed solar panel installations in Triunfo, Pernambuco, the ideal tilt angle to maximize year-round energy production is 7 degrees facing North. This specific angle has been calculated to optimize solar capture throughout the year, accounting for the Earth's elliptical orbit and the site's tropical latitude. Proper alignment at this angle ensures the panels receive optimal sunlight exposure across all seasons.

Environmental and Weather Considerations

Several environmental factors could potentially impact solar production in Triunfo that should be considered when planning installations:
  • Heavy rainfall during wet seasons may temporarily reduce solar output and could cause dirt accumulation on panels
  • High temperatures typical of tropical regions can slightly reduce panel efficiency
  • Potential dust accumulation during dry seasons
To mitigate these challenges, several preventative measures are recommended. Installing panels with the correct 7-degree tilt not only optimizes sunlight capture but also facilitates natural cleaning during rainfall. Regular maintenance schedules should be implemented, particularly before and after the wet season. Using self-cleaning panel technologies or applying hydrophobic coatings can significantly reduce maintenance requirements. Temperature-related efficiency losses can be minimized by ensuring adequate airflow beneath and around the panels. Elevating the mounting structure to allow air circulation helps dissipate heat and maintain optimal operating temperatures. Additionally, selecting high-quality panels with better temperature coefficients will help maintain efficiency during the hottest periods.

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 Triunfo

Seasonal solar PV output for Latitude: -7.8458, Longitude: -38.0552 (Triunfo, 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:

Summer
Average 6.28kWh/day in Summer.
Autumn
Average 6.13kWh/day in Autumn.
Winter
Average 6.03kWh/day in Winter.
Spring
Average 7.43kWh/day in Spring.

 

Ideally tilt fixed solar panels 7° North in Triunfo, Brazil

To maximize your solar PV system's energy output in Triunfo, Brazil (Lat/Long -7.8458, -38.0552) throughout the year, you should tilt your panels at an angle of 7° 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.

The sun
At Latitude: -7.8458, Longitude: -38.0552, the ideal angle to tilt panels is 7° North

Seasonally adjusted solar panel tilt angles for Triunfo, 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 Triunfo, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 7° North tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
8° South in Summer 14° North in Autumn 23° North in Winter 2° North in Spring

Assuming you can modify the tilt angle of your solar PV panels throughout the year, you can optimize your solar generation in Triunfo, Brazil as follows: In Summer, set the angle of your panels to 8° facing South. In Autumn, tilt panels to 14° facing North for maximum generation. During Winter, adjust your solar panels to a 23° angle towards the North for optimal energy production. Lastly, in Spring, position your panels at a 2° angle facing North to capture the most solar energy in Triunfo, Brazil.

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 Triunfo, 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 Triunfo, 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.






Please enter information above to calculate panel spacing.

Topography for solar PV around Triunfo, Brazil

Triunfo, located in the state of Pernambuco in northeastern Brazil, sits in a distinctive topographical setting that makes it stand out from the surrounding region. The town is perched at an elevation of approximately 1,004 meters (3,294 feet) above sea level on the Borborema Plateau, making it one of the highest municipalities in the state. This elevated position creates a microclimate that is notably different from the typically hot semi-arid conditions prevalent in much of northeastern Brazil.

Topographical Features

The landscape around Triunfo is characterized by undulating terrain with significant variations in elevation. The Borborema Plateau, on which Triunfo sits, is an extensive highland region that extends through portions of the states of Pernambuco, Paraíba, Rio Grande do Norte, and Alagoas. This plateau features a mix of rolling hills, steep escarpments, and occasional flat-topped areas. The immediate vicinity of Triunfo is distinguished by its mountainous character, with the Serra da Baixa Verde (Baixa Verde Mountain Range) being a prominent feature. These mountains create a visually striking landscape with numerous valleys, slopes, and occasional plateaus. Natural vegetation in the region transitions between caatinga (dry shrubland) and patches of Atlantic Forest remnants, with the higher elevations supporting more diverse plant communities due to increased moisture. Water features in the area include seasonal streams and small reservoirs, though the region is not known for major perennial rivers. The topography significantly influences local drainage patterns, with water generally flowing from the higher elevations of the plateau toward the surrounding lowlands.

Solar PV Potential Areas

For large-scale solar photovoltaic installations near Triunfo, several topographical factors must be considered. The most suitable areas would generally include: The lower-elevation plains to the east and south of Triunfo present promising locations for solar development. These areas, transitioning from the Borborema Plateau to the sertão (backlands), offer more consistently flat terrain that would minimize grading costs and engineering challenges for large solar arrays. Gently sloping south-facing hillsides in the region could also be advantageous for solar PV installation, as they naturally orient toward the sun's path in the Southern Hemisphere. These locations would potentially capture more direct sunlight throughout the year compared to other orientations. The semi-arid regions extending beyond the immediate vicinity of Triunfo, particularly toward the municipalities of Serra Talhada and Flores, feature extensive tracts of relatively flat land with sparse vegetation. These characteristics make them potentially suitable for large-scale solar development, with minimal shading concerns and reduced land clearing requirements. Areas with proximity to existing transmission infrastructure would be particularly valuable for solar development. The topographical corridors that follow major roadways, such as those connecting Triunfo to larger cities like Recife or Petrolina, often coincide with power transmission routes and could offer practical connection points for new solar generation. The broader Pernambuco region benefits from exceptional solar radiation levels throughout the year, making it generally favorable for solar energy development despite topographical variations. However, developers would need to carefully evaluate specific sites for factors such as slope stability, seasonal drainage patterns, and accessibility for construction and maintenance vehicles.

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

Article: Solar PV Analysis of Triunfo, Brazil
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Saturday 28th of June 2025
Last Updated: Monday 21st of July 2025

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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.

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