Remscheid, located in North Rhine-Westphalia, Germany, presents a moderate potential for solar energy generation throughout the year. Situated in the Northern Temperate Zone, this location experiences significant seasonal variations in solar output.

Seasonal Solar Performance

Summer stands out as the most productive season, with an average daily output of 5.16 kWh per kW of installed solar capacity. Spring follows closely, generating 4.27 kWh/day. However, the performance drops considerably during autumn (2.25 kWh/day) and reaches its lowest point in winter (1.09 kWh/day).

The substantial difference between summer and winter output highlights the challenges of year-round solar energy production in Remscheid. While the location is excellent for solar generation during the warmer months, the winter months may require supplementary energy sources or energy storage solutions to maintain consistent power supply.

Optimal Panel Installation

To maximize year-round solar energy production in Remscheid, fixed solar panels should be installed at a tilt angle of 43 degrees facing south. This angle optimizes the panels' exposure to sunlight throughout the year, considering the location's latitude and seasonal sun positions.

Environmental Factors and Mitigation

Remscheid's climate presents some challenges for solar energy production. The region experiences significant cloud cover, particularly during autumn and winter months, which can reduce solar panel efficiency. Additionally, occasional snowfall in winter may temporarily cover panels, further impeding energy generation.

To mitigate these issues, consider the following preventative measures:

• Install panels with anti-reflective coatings to improve performance in low-light conditions.
• Use snow-shedding frames or heating elements to prevent snow accumulation on panels.

By implementing these strategies, solar installations in Remscheid can maximize their energy output despite environmental challenges, making the most of the abundant summer sunlight while mitigating winter inefficiencies.

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 919 locations across Germany. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Germany by location

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

Seasonal solar PV output for Latitude: 51.1818, Longitude: 7.1977 (Remscheid, Germany), 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 43° South in Remscheid, Germany

To maximize your solar PV system's energy output in Remscheid, Germany (Lat/Long 51.1818, 7.1977) throughout the year, you should tilt your panels at an angle of 43° 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 Remscheid, Germany

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 Remscheid, Germany. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 43° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
35° South in Summer	54° South in Autumn	64° South in Winter	43° 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 Remscheid, Germany

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 Remscheid, Germany.

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 Remscheid, Germany

The area surrounding Remscheid, Germany, is characterized by a diverse and picturesque landscape typical of the Bergisches Land region. This hilly terrain is part of the larger Rhenish Massif, a ancient mountain range that has been eroded over millions of years. The topography around Remscheid features a mix of rolling hills, steep valleys, and forested areas, creating a patchwork of elevations and slopes. The city of Remscheid itself is situated on a series of hills, with elevations ranging from approximately 200 to 350 meters above sea level. The surrounding countryside is marked by numerous small streams and rivers that have carved out valleys over time, contributing to the area's undulating landscape. These waterways, including the Wupper River to the north, have played a significant role in shaping the local topography. Forested areas are abundant in the region, with deciduous and mixed forests covering many of the hillsides. These wooded zones alternate with open agricultural lands and meadows, creating a diverse mosaic of natural and human-influenced landscapes. The combination of forests, fields, and settlements gives the area a distinct character that is both scenic and varied.

Suitability for Large-Scale Solar PV

When considering areas nearby that would be most suited to large-scale solar photovoltaic (PV) installations, several factors must be taken into account. The hilly nature of the region presents both challenges and opportunities for solar energy development. The most suitable areas for large-scale solar PV near Remscheid would likely be found on the gentler slopes and plateaus to the south and southeast of the city. These areas tend to have more open, less forested terrain that could accommodate larger installations. South-facing slopes, in particular, would be ideal as they receive more direct sunlight throughout the day. Agricultural lands that are less productive or fallow fields could also be potential sites for solar farms. These areas often have the advantage of being relatively flat and clear of obstructions, making them easier to develop for solar energy purposes. However, it's important to note that the region's variable topography and significant forest cover may limit the availability of large, contiguous areas suitable for extensive solar installations. Smaller, distributed solar projects might be more feasible in many parts of the surrounding landscape. Any development of large-scale solar PV in the area would need to carefully consider environmental impacts, land use regulations, and the preservation of the region's natural beauty. Balancing renewable energy goals with the conservation of the Bergisches Land's characteristic landscape would be crucial in identifying and developing suitable sites for solar energy production.

Germany solar PV Stats as a country

Germany ranks 4th in the world for cumulative solar PV capacity, with 58,461 total MW's of solar PV installed. This means that 9.70% of Germany's total energy as a country comes from solar PV (that's 3rd in the world). Each year Germany is generating 702 Watts from solar PV per capita (Germany ranks 3rd in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Germany?

Yes, there are a few incentives for businesses wanting to install solar energy in Germany. These include feed-in tariffs, which guarantee businesses a price per kilowatt hour of electricity produced from their solar system; tax incentives such as the reduction of corporate income taxes; and subsidies from regional governments or utilities. Additionally, Germany's Renewable Energy Sources Act (EEG) provides additional support for projects that involve renewable energies.

Do you have more up to date information than this on incentives towards solar PV projects in Germany? Please reach out to us and help us keep this information current. Thanks!

Citation Guide

Article Details for Citation

Tell Us About Your Work

We love seeing how our research helps others! If you've cited this article in your work, we'd be delighted to hear about it. Drop us a line via our Contact Us page or on X, to share where you've used our information - we may feature a link to your work on our site. This helps create a network of valuable resources for others in the solar energy community and helps us understand how our research is contributing to the field. Plus, we occasionally highlight exceptional works that reference our research on our social media channels.

Feeling generous?

Share this with your friends!

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.