Charata, Chaco, Argentina presents a moderately favorable location for year-round solar PV energy generation, though with notable seasonal variations that potential solar installers should carefully consider.

Seasonal Solar Performance

The solar energy output at this Southern Sub Tropics location shows significant seasonal fluctuation. Summer delivers the strongest performance at 7.63kWh per day per kW of installed capacity, making it the peak season for solar generation. Spring follows as the second-best performing season with 6.66kWh per day per kW, offering nearly comparable output to summer months. Autumn sees a substantial drop to 4.83kWh per day per kW, while winter represents the most challenging period with only 3.96kWh per day per kW of installed solar capacity. This winter low point is approximately half the summer peak, indicating that energy storage or backup systems may be particularly important during the cooler months.

Optimal Panel Configuration

For fixed panel installations at Charata, Chaco, the ideal tilt angle is 24 degrees facing North to maximize total year-round solar production. This angle has been calculated by analyzing daily solar elevation angles throughout the year and weighting them according to solar irradiance data to determine the optimal compromise for annual energy output.

Environmental and Weather Challenges

Several local factors in the Charata region could potentially impact solar panel performance and require consideration during installation:

• Dust and Agricultural Particles: The area's agricultural activity can generate significant dust and crop residue that accumulates on solar panels, reducing efficiency
• Seasonal Storms: The subtropical climate brings intense thunderstorms and potential hail during summer months
• High Humidity: Subtropical conditions create moisture that can affect electrical connections and promote corrosion
• Temperature Extremes: Hot summers can reduce panel efficiency while thermal cycling stresses components

Preventative Installation Measures

To maximize energy production despite these challenges, several installation strategies prove beneficial. Regular cleaning schedules become essential, with monthly panel washing recommended during peak agricultural seasons to remove dust and debris accumulation. Robust mounting systems designed for high wind loads and hail resistance help protect the investment during severe weather events. Installing panels with adequate ventilation spacing underneath helps manage heat buildup during hot summer periods, maintaining better efficiency. Using marine-grade electrical components and proper sealing techniques protects against humidity-related degradation. Additionally, installing monitoring systems allows for quick identification of performance issues, enabling prompt maintenance responses. The location offers reasonable solar potential, particularly during the warmer months, but requires thoughtful installation practices and regular maintenance to achieve optimal long-term performance.

Note: The Southern Sub Tropics extend from -23.5° latitude South down to -35° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 519 locations across Argentina. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Argentina by location

Solar output per kW of installed solar PV by season in Charata

Seasonal solar PV output for Latitude: -27.2132, Longitude: -61.1995 (Charata, Argentina), 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 24° North in Charata, Argentina

To maximize your solar PV system's energy output in Charata, Argentina (Lat/Long -27.2132, -61.1995) throughout the year, you should tilt your panels at an angle of 24° 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 Charata, Argentina

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 Charata, Argentina. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 24° North tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
11° North in Summer	33° North in Autumn	42° North in Winter	20° 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 Charata, Argentina

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 Charata, Argentina.

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 Charata, Argentina

Topographical Features Around Charata

Charata is situated in the heart of Argentina's Chaco Province, positioned within the vast Gran Chaco lowlands that extend across northern Argentina, Paraguay, Bolivia, and southern Brazil. The topography around this region is characterized by remarkably flat terrain with minimal elevation changes, creating an expansive plain that stretches for hundreds of kilometers in all directions. The landscape consists primarily of gently undulating lowlands with elevations typically ranging between 150 to 200 meters above sea level.

The area features a predominantly flat to very gently rolling terrain, with occasional shallow depressions and slight rises that create subtle variations in the otherwise uniform landscape. These minor topographical changes are often associated with ancient river channels and seasonal wetlands that form during the rainy season. The region lacks significant hills, mountains, or steep slopes, making it part of one of South America's most extensive flat plains.

Vegetation in the surrounding area consists mainly of dry forests, savannas, and agricultural lands, with the natural Chaco forest giving way to cleared areas used for farming and cattle ranching. The landscape is dotted with scattered trees and shrubs adapted to the semi-arid climate, while larger forested areas remain in patches throughout the region.

Optimal Areas for Large-Scale Solar Development

The exceptionally flat topography around Charata presents ideal conditions for large-scale solar photovoltaic installations. The minimal elevation changes eliminate the need for extensive site preparation and grading, significantly reducing construction costs and complexity. Areas extending in all directions from Charata offer suitable terrain, with the vast open plains providing unlimited space for expansive solar arrays.

The most advantageous locations for solar development would be the cleared agricultural areas and open grasslands that surround the town. These areas benefit from minimal shading obstacles due to the sparse tree coverage and flat terrain. The absence of significant topographical barriers means that solar panels can be oriented optimally without concerns about shadowing from hills or other landscape features.

Areas to the west and southwest of Charata appear particularly well-suited for solar development, as they feature extensive open plains with minimal existing infrastructure that could interfere with large installations. The flat terrain allows for efficient panel placement and maintenance access, while the open landscape provides excellent exposure to solar radiation throughout the day.

The region's agricultural character also presents opportunities for agrivoltaic systems, where solar panels can be integrated with farming operations. The gentle topography facilitates the installation of tracking systems that can follow the sun's movement, potentially increasing energy generation efficiency across these vast open spaces.

Argentina solar PV Stats as a country

Argentina ranks 43rd in the world for cumulative solar PV capacity, with 1,071 total MW's of solar PV installed. This means that 1.50% of Argentina's total energy as a country comes from solar PV (that's 35th in the world). Each year Argentina is generating 24 Watts from solar PV per capita (Argentina ranks 63rd in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Argentina?

Yes, there are several incentives for businesses wanting to install solar energy in Argentina. The government offers a range of tax credits and subsidies for businesses that invest in renewable energy projects. Additionally, the country has implemented a net metering system which allows businesses to sell excess electricity generated from their solar installations back to the grid at a premium rate. Finally, the government also provides access to low-interest loans and grants for businesses looking to invest in solar energy projects.

Do you have more up to date information than this on incentives towards solar PV projects in Argentina? 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.