Solar Energy Potential in Parauapebas, Pará, Brazil

Parauapebas, Pará, Brazil offers a highly favorable location for solar energy production, with consistent sunlight throughout the year typical of its tropical climate. Located at latitude -6.1856 and longitude -50.558, this site demonstrates strong solar potential across all seasons, making it an excellent candidate for photovoltaic installations. The seasonal energy production figures reveal a remarkably balanced output pattern. During winter, the location achieves its peak performance with an impressive 6.20 kWh per day for each kilowatt of installed capacity. Spring follows with 5.61 kWh/day, while autumn generates 5.31 kWh/day. Even during summer, which represents the location's lowest production season, the output remains substantial at 4.96 kWh/day per installed kilowatt. For fixed solar panel installations in Parauapebas, Pará, 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 across seasonal variations, accounting for the Earth's elliptical orbit and the location's proximity to the equator.

Environmental and Weather Considerations

Despite the excellent solar potential, several environmental factors could affect solar production in Parauapebas:

• Heavy rainfall during the wet season can temporarily reduce solar output and potentially damage improperly sealed equipment
• High humidity levels may accelerate corrosion of mounting hardware and electrical connections
• Dust accumulation from nearby mining operations in this mineral-rich region can diminish panel efficiency
• Potential for intense tropical storms that could physically damage installations

Preventative measures for these challenges include installing corrosion-resistant mounting systems and components specifically designed for tropical environments. Regular cleaning schedules should be implemented, particularly during dry seasons when dust accumulation is highest. Proper drainage systems around ground-mounted arrays will help manage heavy rainfall, while robust mounting structures designed to withstand tropical storm conditions are essential. The installation of micro-inverters or power optimizers can help minimize production losses when portions of an array are shaded or soiled. Additionally, implementing a slight increase in the tilt angle beyond the optimal 7 degrees may promote natural cleaning during rainfall events, though this should be balanced against the small efficiency trade-off.

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 Parauapebas

Seasonal solar PV output for Latitude: -6.1856, Longitude: -50.558 (Parauapebas, 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 7° North in Parauapebas, Brazil

To maximize your solar PV system's energy output in Parauapebas, Brazil (Lat/Long -6.1856, -50.558) 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.

Seasonally adjusted solar panel tilt angles for Parauapebas, 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 Parauapebas, 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
10° South in Summer	13° North in Autumn	22° North in Winter	0° 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 Parauapebas, 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 Parauapebas, 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 Parauapebas, Brazil

The topography surrounding Parauapebas in the state of Pará, Brazil presents a diverse landscape characterized by significant contrasts. This region sits at the eastern edge of the Amazon Basin, where the flat Amazonian lowlands meet the elevated terrain of the Serra dos Carajás mountain range. The city itself is nestled in a valley at approximately 150-200 meters above sea level, while the surrounding mountains rise dramatically to heights exceeding 700 meters. The Serra dos Carajás dominates the regional landscape, creating a rugged profile with steep slopes and plateaus. These mountains are part of a larger geological formation rich in iron ore and other minerals, which explains the prominence of mining activities in the area. The mountains feature numerous plateaus with relatively flat surfaces at their summits, separated by deeply incised valleys.

Vegetation and Land Cover

The natural vegetation around Parauapebas reflects the transition between dense Amazon rainforest and more open formations. The lowland areas historically supported lush tropical forest, though considerable portions have been cleared for agriculture, ranching, and urban development. The higher elevations of the Serra dos Carajás feature unique ecosystem types, including mountaintop savannas locally known as "canga" vegetation, which grows on iron-rich soils. The region experiences a tropical monsoon climate with distinct wet and dry seasons. Rainfall is abundant but concentrated between November and May, while the period from June to October is considerably drier, offering more consistent solar exposure.

Optimal Areas for Solar PV Development

For large-scale solar photovoltaic installations, several characteristics of the Parauapebas region present both opportunities and challenges. The most suitable areas would include: The cleared ranching and agricultural lands surrounding the city offer flat to gently rolling terrain that would require minimal grading for solar installations. These areas have already been disturbed by human activity, minimizing additional environmental impact. The extensive deforested zones to the east and south of the urban center provide substantial open space with good solar exposure. The elevated plateaus of the Serra dos Carajás, particularly those already impacted by mining operations, could potentially accommodate solar facilities. These higher elevation sites may benefit from reduced cloud cover compared to lowland areas, especially during the rainy season. The plateaus also experience less atmospheric haze and dust than the valley floors. Areas adjacent to existing transmission infrastructure present logistical advantages. The mining operations in the region have necessitated the development of robust electrical grid connections, which could be leveraged for solar energy projects. The vicinity of the Carajás Mine and associated industrial facilities may offer brownfield sites suitable for renewable energy development. The northern and western approaches to the city, where the terrain transitions to more typical Amazonian lowlands, feature extensive areas with minimal topographic relief. These flat expanses could support large, contiguous solar arrays without significant earthwork requirements. From a conservation perspective, priority should be given to already-disturbed lands rather than clearing additional forest. The region has experienced significant deforestation, and utilizing these transformed landscapes for solar energy production represents a more sustainable approach than further ecosystem disruption. The combination of substantial solar resources, available cleared land, existing infrastructure corridors, and proximity to energy demand centers (including energy-intensive mining operations) makes the Parauapebas region potentially well-suited for solar PV development, despite the challenges posed by the region's seasonal rainfall patterns and partially mountainous terrain.

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.