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Flag of EcuadorSolar PV Analysis of Latacunga, Ecuador

Graph of hourly avg kWh electricity output per kW of Solar PV installed in Latacunga, Ecuador (by season)

Latacunga, Ecuador, situated at coordinates -0.9336, -78.62, presents a promising location for solar energy generation 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 Performance

The solar energy potential in Latacunga remains relatively stable across all seasons. Spring stands out as the most productive period, with an average daily output of 4.58 kWh per kW of installed solar capacity. Winter follows closely behind at 4.27 kWh/day, while summer and autumn yield 4.15 kWh/day and 4.08 kWh/day, respectively. These figures indicate a favorable environment for solar PV installations, with only minor fluctuations in energy production throughout the year. The consistent output suggests that Latacunga can reliably generate solar power regardless of the season, making it an ideal location for year-round solar energy harvesting.

Optimal Panel Tilt

For fixed solar panel installations in Latacunga, the ideal tilt angle to maximize year-round production is 1 degree North. This near-horizontal orientation is due to the city's proximity to the equator, where the sun's path remains relatively constant throughout the year.

Environmental Considerations

While Latacunga's location is generally favorable for solar energy production, there are some environmental factors to consider: 1. Cloud cover: The region experiences a wet season, which may lead to increased cloud cover and potentially reduced solar output during certain months. 2. Volcanic activity: Latacunga is located near active volcanoes, including Cotopaxi. Ash from volcanic eruptions could temporarily reduce solar panel efficiency. To mitigate these factors, consider the following preventative measures:
  • Install high-quality, weather-resistant solar panels that can withstand occasional ash fall.
  • Implement a regular cleaning schedule to remove any accumulated ash or debris from panel surfaces.
  • Use microinverters or power optimizers to minimize the impact of partial shading from clouds on overall system performance.
  • Consider incorporating energy storage solutions to balance output during periods of reduced sunlight.
By addressing these environmental factors, solar installations in Latacunga can maintain high efficiency and reliability, taking full advantage of the region's excellent solar potential 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 108 locations across Ecuador. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Ecuador by location

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

Seasonal solar PV output for Latitude: -0.9336, Longitude: -78.62 (Latacunga, Ecuador), 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:

Summer
Average 4.15kWh/day in Summer.
Autumn
Average 4.08kWh/day in Autumn.
Winter
Average 4.27kWh/day in Winter.
Spring
Average 4.58kWh/day in Spring.

 

Ideally tilt fixed solar panels 1° North in Latacunga, Ecuador

To maximize your solar PV system's energy output in Latacunga, Ecuador (Lat/Long -0.9336, -78.62) throughout the year, you should tilt your panels at an angle of 1° 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.

The sun
At Latitude: -0.9336, Longitude: -78.62, the ideal angle to tilt panels is 1° North

Seasonally adjusted solar panel tilt angles for Latacunga, Ecuador

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 Latacunga, Ecuador. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 1° North tilt angle throughout the year.

Overall Best Summer Angle Overall Best Autumn Angle Overall Best Winter Angle Overall Best Spring Angle
15° South in Summer 8° North in Autumn 17° North in Winter 5° South in Spring

Assuming you can modify the tilt angle of your solar PV panels throughout the year, you can optimize your solar generation in Latacunga, Ecuador as follows: In Summer, set the angle of your panels to 15° facing South. In Autumn, tilt panels to 8° facing North for maximum generation. During Winter, adjust your solar panels to a 17° angle towards the North for optimal energy production. Lastly, in Spring, position your panels at a 5° angle facing South to capture the most solar energy in Latacunga, Ecuador.

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 Latacunga, Ecuador

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 Latacunga, Ecuador.

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.






Please enter information above to calculate panel spacing.

Topography for solar PV around Latacunga, Ecuador

Latacunga, Ecuador, situated at approximately 0.9336°S and 78.62°W, is nestled in a unique and diverse topographical setting. The city lies in the Interandean Valley, also known as the Avenue of the Volcanoes, surrounded by the impressive peaks of the Andes Mountains. This region is characterized by its high-altitude landscape, with Latacunga itself sitting at an elevation of about 2,750 meters (9,000 feet) above sea level. The terrain around Latacunga is a mix of rolling hills, steep mountainsides, and relatively flat valley floors. To the east and west of the city, the land rises dramatically into the cordilleras of the Andes, with several notable peaks visible from the area. The most prominent of these is the active volcano Cotopaxi, which stands at a towering 5,897 meters (19,347 feet) and is located northeast of Latacunga. Its snow-capped cone is a defining feature of the local landscape. The valley in which Latacunga sits is part of a larger system of interconnected valleys that run north-south through Ecuador. This valley system is flanked by two parallel mountain ranges, creating a corridor-like topography. The valley floor near Latacunga is relatively flat compared to the surrounding mountains, with gentle slopes and undulations.

Potential for Large-Scale Solar PV

When considering areas nearby Latacunga for large-scale solar photovoltaic (PV) installations, several factors come into play. The most suitable locations would likely be found in the flatter areas of the Interandean Valley, particularly to the north and south of Latacunga where the terrain is less mountainous. These areas offer several advantages for solar PV development. First, the relatively level ground reduces the cost and complexity of installation compared to steep or uneven terrain. Second, the high altitude of the region means clearer air and potentially higher solar radiation, which can increase the efficiency of solar panels. The areas immediately surrounding Latacunga, especially those with a slight tilt towards the equator (north-facing in the Southern Hemisphere), could be particularly well-suited for solar installations. These slopes receive more direct sunlight throughout the year, potentially increasing energy production. However, it's important to note that while the topography around Latacunga offers some promising sites for solar PV, other factors such as land use, environmental considerations, and proximity to existing power infrastructure would also need to be taken into account when determining the most suitable locations for large-scale solar projects. Additionally, the presence of volcanic activity in the region, particularly from Cotopaxi, should be considered in any long-term planning for solar installations. While this doesn't necessarily preclude solar development, it does require careful risk assessment and potentially specialized equipment designs to withstand potential ash fall or other volcanic hazards.

Citation Guide

Article Details for Citation

Article: Solar PV Analysis of Latacunga, Ecuador
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Thursday 3rd of April 2025
Last Updated: Monday 21st of July 2025

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