Araguari, Minas Gerais, Brazil, situated at latitude -18.5904 and longitude -48.2497, offers a favorable location for solar energy production throughout the year. This tropical setting benefits from consistent sunlight, with seasons primarily distinguished by wet and dry periods rather than significant temperature variations.

Year-round Solar Potential

The solar energy output in Araguari demonstrates relatively stable production across all seasons. Summer yields the highest output at 6.66 kWh per day for each kilowatt of installed solar capacity. Spring follows closely with 6.26 kWh/day, while autumn and winter show slightly lower but still substantial outputs of 5.99 kWh/day and 5.64 kWh/day, respectively. This consistency in solar production makes Araguari an ideal location for year-round solar energy generation. The minimal fluctuation between seasons ensures a reliable power supply, with only a modest decrease during the winter months.

Optimal Panel Positioning

For fixed solar panel installations in Araguari, Minas Gerais, the ideal tilt angle to maximize year-round energy production is 18 degrees facing North. This angle takes into account the location's latitude and the Earth's elliptical orbit, optimizing the panels' exposure to sunlight throughout the year.

Environmental Considerations

While Araguari's climate is generally conducive to solar energy production, there are a few environmental factors to consider: 1. Rainfall: The region experiences a wet season, typically from October to March. Heavy rains can temporarily reduce solar output and may require more frequent panel cleaning. 2. Dust and pollen: During dry periods, airborne particles can accumulate on panels, slightly reducing their efficiency. To mitigate these factors, consider implementing the following measures:

• Install panels at the recommended 18-degree tilt to facilitate natural cleaning by rainwater
• Use self-cleaning panel technologies or schedule regular cleaning during drier periods
• Implement a robust drainage system to prevent water accumulation on or around the panels

Overall, Araguari presents an excellent opportunity for solar energy production, with its consistent sunlight and minimal seasonal variations. By addressing the few environmental challenges through proper installation and maintenance practices, solar PV systems in this location can achieve high and stable energy outputs throughout the year.

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 Araguari

Seasonal solar PV output for Latitude: -18.5904, Longitude: -48.2497 (Araguari, 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 18° North in Araguari, Brazil

To maximize your solar PV system's energy output in Araguari, Brazil (Lat/Long -18.5904, -48.2497) throughout the year, you should tilt your panels at an angle of 18° 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 Araguari, 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 Araguari, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 18° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
3° North in Summer	25° North in Autumn	34° North in Winter	13° 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 Araguari, 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 Araguari, 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 Araguari, Brazil

The topography around Araguari, Brazil, is characterized by gently rolling hills and plateaus typical of the Brazilian Cerrado region. This area, located in the western part of Minas Gerais state, sits at an elevation of approximately 940 meters (3,080 feet) above sea level. The landscape is a mix of open grasslands, scattered trees, and patches of denser vegetation, creating a savanna-like environment. The terrain in and around Araguari is relatively flat to moderately undulating, with occasional areas of more pronounced relief. The region is part of the larger Paraná Basin, which influences its geological features. Several rivers and streams crisscross the area, including the Araguari River, which flows to the west of the city and has played a significant role in shaping the local topography over time.

Suitability for Large-Scale Solar PV

When considering areas nearby Araguari for large-scale solar photovoltaic (PV) installations, several factors come into play. The most suitable locations would be those that combine favorable topography with other essential elements for solar energy production. The gently sloping terrain to the east and southeast of Araguari presents promising opportunities for solar PV development. These areas benefit from minimal shading and good exposure to sunlight throughout the day. The gradual inclines can also facilitate the optimal positioning of solar panels to maximize energy capture. Another potentially suitable region lies to the north and northeast of the city. Here, the landscape opens up into wider expanses of relatively flat land, which could accommodate large arrays of solar panels with minimal need for extensive land preparation or grading. It's worth noting that while the immediate surroundings of Araguari offer good potential for solar PV, areas slightly further afield, particularly towards the northwest where the terrain becomes more level, might provide even more ideal conditions for large-scale installations. These locations would allow for efficient use of space and simplified construction processes. When selecting specific sites for solar PV projects, it's crucial to consider additional factors beyond topography, such as proximity to existing electrical infrastructure, land ownership, and environmental considerations. The abundant sunlight in this region of Brazil, combined with the generally favorable terrain, makes the area around Araguari an attractive prospect for solar energy development.

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.