Santa Terezinha, Brazil represents an excellent location for year-round solar energy generation. This tropical location benefits from consistent sunlight throughout the year, with seasons characterized more by wet and dry periods rather than the dramatic temperature variations seen in temperate climates.

Solar Energy Production Performance

The solar energy output at Santa Terezinha shows impressive consistency across all seasons. Winter delivers the highest production at 6.43 kWh per day per kW of installed solar capacity, followed by spring at 5.86 kWh/day, autumn at 5.62 kWh/day, and summer at 5.14 kWh/day per kW. This pattern is typical for locations in the Southern Hemisphere tropics, where winter months often provide optimal solar conditions due to clearer skies and the sun's position. The relatively small variation between seasons - only about 1.3 kWh difference between the best and worst performing seasons - demonstrates the location's reliability for consistent solar energy production throughout the year. For fixed panel installations at Santa Terezinha, the ideal tilt angle is 11 degrees facing north to maximize total year-round solar production.

Environmental and Weather Factors

Several environmental factors in this tropical location could potentially impact solar energy production:

• Heavy rainfall during wet season: Extended periods of cloud cover and frequent storms can temporarily reduce solar output
• High humidity levels: Can create moisture-related issues and reduce panel efficiency
• Dust and debris accumulation: Tropical vegetation and seasonal dust can coat panels
• Extreme heat: High temperatures can reduce solar panel efficiency

Preventative Measures for Optimal Performance

To maximize solar energy production at Santa Terezinha, several installation strategies should be considered: Moisture Management: Install panels with adequate ventilation underneath to promote air circulation and prevent moisture buildup. Use corrosion-resistant mounting hardware and electrical components rated for tropical climates. Regular Maintenance: Implement a cleaning schedule that increases frequency during dusty periods. Install panels at sufficient tilt to promote natural cleaning from rainfall while ensuring water drains properly. Heat Mitigation: Ensure proper spacing between panels and roof surfaces to allow cooling airflow. Consider panels with better temperature coefficients that maintain efficiency in high heat. Storm Preparation: Use robust mounting systems designed for high wind loads typical of tropical storm systems. Ensure all electrical connections are properly sealed against moisture ingress. Despite these considerations, Santa Terezinha's consistent solar output across all seasons makes it a highly suitable location for solar energy investment, requiring only standard tropical climate precautions during installation and maintenance.

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 Santa Terezinha, Mato Grosso

Seasonal solar PV output for Latitude: -10.3914, Longitude: -50.8326 (Santa Terezinha, Mato Grosso, 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 11° North in Santa Terezinha, Mato Grosso, Brazil

To maximize your solar PV system's energy output in Santa Terezinha, Mato Grosso, Brazil (Lat/Long -10.3914, -50.8326) throughout the year, you should tilt your panels at an angle of 11° 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 Santa Terezinha, Mato Grosso, 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 Santa Terezinha, Mato Grosso, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 11° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
6° South in Summer	17° North in Autumn	26° North in Winter	5° 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 Santa Terezinha, Mato Grosso, 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 Santa Terezinha, Mato Grosso, 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 Santa Terezinha, Mato Grosso, Brazil

Topographical Features of Santa Terezinha Region

Santa Terezinha sits within the expansive Brazilian Cerrado, a vast tropical savanna ecoregion that dominates much of central Brazil. The terrain around this location is characterized by gently rolling plains and low plateaus, with elevations typically ranging between 200 to 400 meters above sea level. The landscape features broad, undulating hills separated by shallow valleys and seasonal watercourses that flow toward the Araguaia River system to the west. The region exhibits the classic Cerrado topography of relatively flat to moderately sloping terrain, punctuated by occasional mesa-like formations and low ridges. These elevated areas are remnants of ancient geological formations that have been weathered over millions of years, creating a landscape that is neither mountainous nor completely flat. The soils are predominantly well-drained lateritic types, formed through extensive weathering processes in the tropical climate. Seasonal drainage patterns play a significant role in shaping the local topography. During the wet season, temporary streams and wetlands form in the lower-lying areas, while the higher ground remains well-drained. This creates a mosaic of slightly elevated areas interspersed with seasonal floodplains and gallery forests along the watercourses.

Optimal Areas for Large-Scale Solar Development

The elevated plateaus and gentle ridges surrounding Santa Terezinha present the most favorable conditions for large-scale solar photovoltaic installations. These higher elevations offer several advantages, including superior drainage that prevents water accumulation around solar equipment, reduced risk of flooding during intense rainfall periods, and typically more consistent wind patterns that help keep solar panels clean and cool. The broad, relatively flat areas on top of the low plateaus provide ideal conditions for solar farms, as they require minimal grading and earthwork for installation. These locations also tend to have fewer trees and less dense vegetation compared to the gallery forests in the valleys, reducing clearing costs and environmental impact. The well-drained lateritic soils in these areas provide stable foundations for solar mounting systems. Areas with gentle south-facing slopes would be particularly advantageous, as they can be oriented to maximize solar exposure throughout the day. The rolling nature of the terrain means that large solar installations could be designed to follow the natural contours of the land, minimizing visual impact while maintaining optimal panel positioning. The seasonal wetlands and floodplains in the lower elevations should be avoided for solar development, not only due to flooding risks but also because these areas serve important ecological functions and may be subject to environmental protection regulations. Additionally, the gallery forests along permanent and seasonal watercourses are typically protected areas that would be unsuitable for development. Transportation access is another crucial factor favoring the elevated areas, as the main roads in the region tend to follow the higher ground to avoid seasonal flooding. This existing infrastructure makes the plateaus and ridges more accessible for construction equipment and ongoing maintenance operations.

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.