Trizidela do Vale, Brazil represents an excellent location for year-round solar energy generation, positioned in the tropical zone where consistent sunlight availability makes solar photovoltaic systems highly productive throughout all seasons.

Solar Energy Production Performance

The solar energy output at this location demonstrates remarkable consistency and high performance across all meteorological seasons. During summer months, solar panels can be expected to generate 5.40 kWh per day for each kW of installed capacity. This output increases progressively through autumn to 5.79 kWh/day, reaching peak performance during winter at 6.12 kWh/day, before settling at 6.03 kWh/day during spring. Winter emerges as the optimal season for solar energy generation at Trizidela do Vale, closely followed by spring. This seasonal pattern is typical for locations in the southern hemisphere tropics, where winter months often provide clearer skies and reduced atmospheric moisture that can interfere with solar radiation.

Optimal Panel Installation

For fixed solar panel installations at this location, the ideal tilt angle is 5 degrees facing North. This shallow angle maximizes total year-round energy production by optimizing the panels' exposure to the sun's path throughout the annual cycle, accounting for the location's proximity to the equator and seasonal solar variations.

Environmental Factors and Challenges

Several environmental factors could potentially impact solar energy production at Trizidela do Vale:

• High humidity and frequent rainfall during wet seasons can reduce solar panel efficiency
• Dust and debris accumulation on panel surfaces, particularly during dry periods
• Tropical vegetation growth that may create shading issues over time
• Intense UV radiation and temperature fluctuations that can stress solar equipment

Preventative Measures for Optimal Performance

To maximize energy production and system longevity, several preventative measures should be implemented:

• Install panels with adequate ventilation spacing to prevent overheating
• Establish regular cleaning schedules to remove dust, pollen, and organic debris
• Use high-quality mounting systems designed to withstand tropical weather conditions
• Implement vegetation management around solar installations to prevent shading
• Select solar panels and inverters rated for high-temperature tropical environments
• Consider anti-reflective coatings that perform well in high-humidity conditions

Despite these considerations, Trizidela do Vale's tropical location provides excellent conditions for solar energy generation, with consistent high output throughout the year making it an ideal location for both residential and commercial solar installations.

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 Trizidela Do Vale

Seasonal solar PV output for Latitude: -4.5229, Longitude: -44.6156 (Trizidela Do Vale, 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 5° North in Trizidela Do Vale, Brazil

To maximize your solar PV system's energy output in Trizidela Do Vale, Brazil (Lat/Long -4.5229, -44.6156) throughout the year, you should tilt your panels at an angle of 5° 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 Trizidela Do Vale, 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 Trizidela Do Vale, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 5° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
11° South in Summer	11° North in Autumn	20° North in Winter	1° South 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 Trizidela Do Vale, 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 Trizidela Do Vale, 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 Trizidela Do Vale, Brazil

Topographical Features of Trizidela do Vale

Trizidela do Vale sits in the northeastern region of Maranhão state, positioned within the transition zone between Brazil's Amazon basin and the Cerrado savanna. The terrain around this municipality is characterized by relatively gentle topography, with elevations typically ranging from 100 to 300 meters above sea level. The landscape consists primarily of rolling hills and broad valleys, creating a moderately undulating terrain that is neither mountainous nor completely flat.

The region features extensive areas of low-lying plains interspersed with gentle ridges and shallow depressions. These plains are part of the larger Maranhão plateau system, which extends across much of the state's interior. The local topography has been shaped by centuries of erosion from seasonal rainfall patterns, creating a landscape of rounded hills separated by wide, shallow valleys that often contain seasonal watercourses.

Vegetation in the area reflects the transitional nature of the terrain, with patches of cerrado grassland mixed with gallery forests along waterways and occasional areas of more dense woodland on higher ground. The soil composition varies from sandy loams on elevated areas to clay-rich deposits in the valley bottoms, reflecting the region's geological history of sedimentary formation and weathering processes.

Optimal Areas for Large-Scale Solar Development

The gently rolling terrain around Trizidela do Vale presents several advantageous characteristics for large-scale solar photovoltaic installations. The most suitable areas would be the elevated plateaus and gentle south-facing slopes that dominate much of the surrounding landscape. These locations offer relatively stable ground conditions while providing natural drainage away from solar equipment during the wet season.

The broad, open plains that extend northeast and southeast of the municipality center would be particularly well-suited for solar development. These areas combine favorable topographical conditions with minimal vegetation density, reducing both construction costs and environmental impact. The gentle gradients in these zones, typically less than 5 degrees, would allow for optimal panel positioning while minimizing the need for extensive ground preparation or terracing.

Areas to avoid for solar development would include the narrow valley bottoms where seasonal flooding may occur, as well as the steeper hillsides where soil stability could present challenges. The gallery forests along permanent and seasonal watercourses should also be avoided, both for environmental reasons and because the tree cover would create shading issues for solar panels.

The region's relatively sparse population density and limited competing land uses make it particularly attractive for large-scale renewable energy projects. Much of the suitable terrain consists of pasturelands or areas with minimal agricultural development, potentially reducing conflicts over land use while providing opportunities for dual-use arrangements with local landowners.

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

Tell Us About Your Work

We love seeing how our research helps others! If you've cited this article in your work, we'd be delighted to hear about it. Drop us a line via our Contact Us page or on X, to share where you've used our information - we may feature a link to your work on our site. This helps create a network of valuable resources for others in the solar energy community and helps us understand how our research is contributing to the field. Plus, we occasionally highlight exceptional works that reference our research on our social media channels.

Feeling generous?

Share this with your friends!

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.