Solar PV Analysis of Erlinsbach AG, Switzerland
Erlinsbach AG, Aargau, Switzerland, situated at latitude 47.4173 and longitude 8.006, presents a mixed picture for solar energy generation throughout the year. This location in the Northern Temperate Zone experiences significant seasonal variations in solar energy production.
Seasonal Solar Performance
Summer stands out as the most productive season, with an impressive 5.71 kWh per day for each kilowatt of installed solar capacity. Spring follows closely, generating 4.85 kWh/day/kW. However, the output drops considerably during autumn, producing 2.99 kWh/day/kW, and plummets to a mere 1.52 kWh/day/kW in winter.
These figures indicate that Erlinsbach AG is most suitable for solar energy generation from late spring through early autumn. During this period, longer days and higher sun angles contribute to increased solar panel efficiency.
Optimal Panel Installation
For fixed panel installations in Erlinsbach AG, Aargau, the ideal tilt angle to maximize year-round production is 41 degrees facing south. This angle helps optimize solar capture across all seasons, balancing the high summer sun with the lower winter sun angle.
Environmental Considerations
While Erlinsbach AG's location is generally favorable for solar energy, there are some environmental factors to consider:
- Snow accumulation in winter can significantly reduce panel efficiency.
- Fog, common in the Swiss lowlands, may occasionally diminish solar irradiance.
To mitigate these issues, consider installing panels at a steeper angle to promote snow sliding off and using anti-reflective coatings to improve performance in low-light conditions. Regular maintenance, including snow removal, is crucial for optimal year-round performance.
In conclusion, while Erlinsbach AG isn't ideal for year-round solar energy production due to its significant seasonal variations, it still offers substantial potential, especially during the warmer months. With proper installation techniques and maintenance, solar PV systems can be a valuable renewable energy source in this Swiss location.
Note: The Northern Temperate Zone extends from 35° latitude North up to 66.5° latitude.
So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 245 locations across Switzerland. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.
Link: Solar PV potential in Switzerland by location
Solar output per kW of installed solar PV by season in Erlinsbach AG
Seasonal solar PV output for Latitude: 47.4173, Longitude: 8.006 (Erlinsbach AG, Switzerland), 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 41° South in Erlinsbach AG, Switzerland
To maximize your solar PV system's energy output in Erlinsbach AG, Switzerland (Lat/Long 47.4173, 8.006) throughout the year, you should tilt your panels at an angle of 41° South 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 Erlinsbach AG, Switzerland
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 Erlinsbach AG, Switzerland. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 41° South tilt angle throughout the year.
| Overall Best Summer Angle | Overall Best Autumn Angle | Overall Best Winter Angle | Overall Best Spring Angle |
|---|---|---|---|
| 31° South in Summer | 50° South in Autumn | 61° South in Winter | 40° South 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 Erlinsbach AG, Switzerland
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 Erlinsbach AG, Switzerland.
Our calculation method
- Solar Position:
We determine the Sun's position on the Winter solstice using the location's latitude and solar declination. - Shadow Projection:
We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle. - 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 Erlinsbach AG, Switzerland
The area around Erlinsbach AG, Switzerland, is characterized by a diverse and picturesque topography typical of the Swiss Plateau region. This part of Switzerland features a mix of gently rolling hills, small valleys, and some steeper slopes as you move towards the Jura Mountains to the northwest.
The immediate vicinity of Erlinsbach AG is situated in a valley formed by the Aar River and its tributaries. The landscape is a blend of agricultural fields, meadows, and patches of forest. As you move away from the town center, the terrain gradually becomes more undulating, with modest hills and small plateaus dotting the landscape.
To the south and east, the land remains relatively flat, making up part of the Swiss Plateau. This area is characterized by a mix of farmland and small settlements. Moving northward and westward, the terrain becomes more pronounced, with higher hills and steeper slopes leading towards the Jura Mountains.
Regarding areas suitable for large-scale solar PV installations, the most promising locations would likely be found in the flatter regions to the south and east of Erlinsbach AG. These areas offer several advantages for solar energy production:
- The relatively flat terrain makes construction and maintenance easier.
- There are fewer natural obstacles that could cast shadows on solar panels.
- The open farmland provides ample space for large installations.
- The area receives good sun exposure due to its position on the Swiss Plateau.
However, it's important to note that any large-scale solar project would need to balance energy production goals with preserving the region's agricultural land and natural beauty. Ideal locations might include areas adjacent to existing infrastructure, such as industrial zones or along major transportation corridors, where the visual impact on the landscape would be minimized.
The hillsides to the north and west, while potentially offering good sun exposure, would be more challenging for large-scale installations due to the steeper terrain. These areas might be better suited for smaller, distributed solar projects rather than utility-scale facilities.
Switzerland solar PV Stats as a country
Switzerland ranks 25th in the world for cumulative solar PV capacity, with 3,449 total MW's of solar PV installed. This means that 4.70% of Switzerland's total energy as a country comes from solar PV (that's 16th in the world). Each year Switzerland is generating 399 Watts from solar PV per capita (Switzerland ranks 6th in the world for solar PV Watts generated per capita). [source]
Are there incentives for businesses to install solar in Switzerland?
Yes, there are several incentives for businesses wanting to install solar energy in Switzerland. The Swiss Federal Office of Energy (SFOE) offers a range of financial support measures for businesses that want to invest in renewable energy sources such as solar power. These include grants, loans and tax deductions. Additionally, the Swiss government has set up a feed-in tariff system which guarantees a fixed price for electricity generated from renewable sources such as solar power. This helps to make investing in solar energy more attractive for businesses.
Do you have more up to date information than this on incentives towards solar PV projects in Switzerland? Please reach out to us and help us keep this information current. Thanks!
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Article Details for Citation
Author: Aaron Robinson
Publisher: profileSOLAR.com
First Published: Sunday 15th of September 2024
Last Updated: Monday 21st of July 2025
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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.
