Jacaraci, Bahia, Brazil, located in the tropical region at coordinates -14.8322, -42.4036, presents an excellent location for year-round solar photovoltaic energy generation. Being situated in the tropics means this area enjoys consistent sunlight throughout most of the year, with seasonal variations typically characterized by wet and dry periods rather than the dramatic temperature changes seen in temperate regions.

Solar Energy Production Performance

The solar energy output data for Jacaraci demonstrates remarkably consistent performance across all seasons. Spring emerges as the peak production period, generating 6.83 kWh per day per kW of installed solar capacity. Summer and autumn maintain nearly identical high performance levels at 6.42 kWh/day and 6.37 kWh/day respectively. Even during winter, the location still produces a respectable 5.83 kWh/day per kW, which is only about 15% lower than the peak season. This consistent year-round performance makes Jacaraci an ideal location for solar installations, as property owners and businesses can rely on relatively stable energy production throughout the year. The minimal seasonal variation means that solar systems will provide dependable electricity generation regardless of the time of year.

Optimal Panel Installation

For maximum year-round solar production at this location, fixed solar panels should be tilted at an angle of 14 degrees North. This optimal angle has been calculated by analyzing daily solar elevation angles at this specific latitude, determining daily optimal panel tilts, and weighting these angles according to daily photovoltaic potential using solar irradiance data while accounting for Earth's elliptical orbit.

Environmental and Weather Challenges

Several environmental factors in Jacaraci could potentially impact solar energy production and require consideration during installation:

• Seasonal rainfall: The tropical wet season can bring heavy rains and increased cloud cover, which may temporarily reduce solar output during peak wet months
• Dust and debris accumulation: Dry seasons typical of tropical regions can lead to dust buildup on solar panels, reducing their efficiency
• High humidity: Tropical climates often feature elevated humidity levels that can affect electrical components over time
• Intense UV exposure: The consistent strong tropical sunlight, while beneficial for energy production, can accelerate wear on panel materials

Preventative Measures for Optimal Performance

To maximize solar energy production despite these environmental challenges, several preventative measures should be implemented: Regular cleaning schedules become essential, particularly during dry seasons when dust accumulation is most problematic. Installing panels with adequate spacing and ventilation helps combat humidity-related issues and allows for better airflow around electrical components. Choosing high-quality panels with superior UV resistance and anti-reflective coatings will help ensure longevity under intense tropical sunlight. Additionally, installing monitoring systems can help identify performance drops quickly, allowing for prompt maintenance when weather-related issues affect output. Proper drainage systems around solar installations will prevent water pooling during heavy rains, while selecting corrosion-resistant mounting hardware specifically designed for tropical climates will ensure structural integrity over the system's lifetime. Despite these considerations, Jacaraci's consistently high solar output throughout all seasons makes it an exceptionally favorable location for solar photovoltaic installations, with the benefits far outweighing the manageable environmental challenges.

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 Jacaraci

Seasonal solar PV output for Latitude: -14.8322, Longitude: -42.4036 (Jacaraci, 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 14° North in Jacaraci, Brazil

To maximize your solar PV system's energy output in Jacaraci, Brazil (Lat/Long -14.8322, -42.4036) throughout the year, you should tilt your panels at an angle of 14° 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 Jacaraci, 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 Jacaraci, Brazil. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 14° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
1° South in Summer	21° North in Autumn	30° North in Winter	9° 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 Jacaraci, 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 Jacaraci, 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 Jacaraci, Brazil

Topographical Features Around Jacaraci

Jacaraci sits in the heart of Brazil's Bahia state, positioned within the semi-arid region known as the Caatinga. The landscape surrounding this municipality is characterized by gently rolling hills and elevated plateaus that form part of the broader Brazilian Highlands. The terrain exhibits a mix of low mountains, shallow valleys, and expansive flat areas that create an undulating topography typical of the interior northeastern region.

The elevation around Jacaraci varies considerably, with the town itself positioned at approximately 750 meters above sea level. The surrounding area features a series of hills and ridges that can reach elevations of 900 to 1,100 meters, interspersed with lower-lying areas and broad valleys. These elevated positions provide excellent vantage points across the landscape and offer significant advantages for solar installations due to reduced atmospheric interference and improved air circulation.

The region's geology consists primarily of crystalline basement rocks covered by sedimentary formations, creating a relatively stable foundation. This geological composition has resulted in well-drained soils and minimal risk of subsidence, factors that are crucial for large infrastructure projects. The landscape is dotted with occasional rocky outcrops and small escarpments that add variety to the otherwise gently sloping terrain.

Climate and Vegetation Characteristics

The semi-arid climate of the Jacaraci region creates distinctive environmental conditions that significantly influence the local topography. The area experiences pronounced dry seasons that can extend for several months, contributing to the sparse vegetation cover typical of the Caatinga biome. This natural vegetation consists primarily of drought-resistant shrubs, small trees, and cacti that are well-adapted to the challenging climatic conditions.

During the dry season, much of the natural vegetation becomes dormant, with many plants shedding their leaves to conserve water. This seasonal pattern means that for significant portions of the year, the landscape appears relatively barren, with minimal canopy cover to obstruct solar radiation. The low-growing nature of the native vegetation also means that shading is rarely a concern across most of the terrain.

Optimal Areas for Large-Scale Solar Development

The elevated plateaus and gently sloping hillsides to the north and northeast of Jacaraci present the most favorable conditions for extensive solar photovoltaic installations. These areas combine several advantageous characteristics: they offer relatively flat or gently inclined surfaces that minimize the need for extensive land preparation, maintain good drainage to prevent water accumulation, and benefit from consistent air movement that helps maintain optimal panel temperatures.

The broad valley floors southeast of the town also provide excellent opportunities for solar development. These areas feature expansive flat sections with minimal topographical obstacles, allowing for efficient panel layout and maintenance access. The stable geological foundation in these valleys reduces construction complexity and long-term maintenance concerns.

Areas with southern-facing slopes at moderate inclines present particularly attractive opportunities, as these orientations maximize solar exposure throughout the day while the gentle gradients facilitate installation and maintenance activities. The higher elevation zones, while requiring more careful planning for access roads and infrastructure, offer the additional benefit of cooler temperatures and clearer atmospheric conditions that can enhance panel efficiency.

The sparse vegetation cover across most suitable sites means that land clearing requirements would be minimal compared to forested regions, significantly reducing both environmental impact and preparation costs. The natural drainage patterns in the area also help ensure that solar installations would not be subject to flooding or excessive moisture accumulation, factors that are critical for long-term operational reliability.

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.