Solar Energy Potential in Naas, Leinster, Ireland

The location of Naas, Leinster, Ireland, situated at 53.2177° N latitude and -6.667° W longitude, presents a mixed picture for solar energy generation throughout the year. Being in the Northern Temperate Zone, Naas experiences significant seasonal variations in solar potential. Summer stands out as the most productive season for solar energy in Naas, Leinster, with an average daily output of 5.21 kWh per kW of installed solar capacity. This high yield makes summer an ideal time for solar energy generation, with long daylight hours and generally clearer skies contributing to optimal conditions. Spring follows as the second-best season, producing an average of 4.34 kWh per day for each kW of installed capacity. This period offers a good balance of increasing daylight and improving weather conditions, making it another favorable time for solar energy production.

Challenges in Autumn and Winter

Autumn sees a significant drop in solar potential, with daily production averaging 2.07 kWh per kW installed. This decrease is due to shorter days and typically cloudier weather conditions. Winter presents the biggest challenge for solar energy generation in Naas, Leinster, with a mere 0.96 kWh per day per kW installed. The combination of short daylight hours, low sun angle, and frequent overcast conditions contribute to this low output.

Maximizing Solar Potential

To optimize year-round solar energy production in Naas, Leinster, it's recommended to install fixed solar panels at a tilt angle of 45 degrees facing South. This angle is calculated to capture the maximum amount of sunlight throughout the year, balancing the varying sun positions across seasons.

Environmental and Weather Factors

Several factors can impact solar production in Naas: 1. Cloud cover: Ireland is known for its cloudy climate, which can significantly reduce solar panel efficiency. To mitigate this, consider using high-efficiency panels that perform better in low-light conditions. 2. Rainfall: Frequent rain can decrease panel efficiency by creating a dirt layer. Installing self-cleaning panels or implementing a regular cleaning schedule can help maintain optimal performance. 3. Wind: While not directly impacting solar production, strong winds can potentially damage poorly secured installations. Ensure robust mounting systems are used to withstand local wind conditions. 4. Shading: In urban areas, nearby buildings or trees can cast shadows on panels. Conduct a thorough site assessment to minimize shading issues and consider microinverters or power optimizers to reduce the impact of partial shading. By addressing these factors during the planning and installation phases, it's possible to maximize the solar energy potential in Naas despite the challenges posed by its location and climate.

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

Link: Solar PV potential in Ireland by location

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

Seasonal solar PV output for Latitude: 53.2177, Longitude: -6.667 (Naas, Ireland), 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 45° South in Naas, Ireland

To maximize your solar PV system's energy output in Naas, Ireland (Lat/Long 53.2177, -6.667) throughout the year, you should tilt your panels at an angle of 45° 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 Naas, Ireland

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 Naas, Ireland. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 45° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
37° South in Summer	57° South in Autumn	67° South in Winter	45° 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 Naas, Ireland

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 Naas, Ireland.

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 Naas, Ireland

The area around Naas, Ireland, is characterized by gently rolling countryside typical of the central lowlands of Ireland. Naas itself sits in a shallow basin, with the land gradually rising in most directions as you move away from the town. The terrain is generally quite mild, with no dramatic hills or mountains in the immediate vicinity.

To the east and northeast of Naas, the land remains relatively flat, forming part of the expansive Kildare plains. This area is primarily used for agriculture, with a patchwork of fields and pastures stretching towards Dublin. To the west and southwest, the landscape becomes slightly more undulating, with low hills and small valleys creating a more varied topography.

The most prominent topographical feature near Naas is the Wicklow Mountains, which begin to rise about 15-20 kilometers to the east and southeast of the town. While not visible from Naas itself, these mountains have a significant impact on the region's overall geography and climate.

Regarding areas suitable for large-scale solar PV (photovoltaic) installations, the relatively flat and open farmland to the east and northeast of Naas would likely be the most appropriate. These areas offer several advantages for solar energy production:

1. Minimal shadowing from hills or other landscape features
2. Large, uninterrupted tracts of land that could accommodate extensive solar arrays
3. Proximity to existing electrical infrastructure, given the area's location between Naas and Dublin
4. Generally good road access for construction and maintenance

However, it's important to note that while these areas may be topographically suitable, other factors such as land ownership, agricultural use, and local planning regulations would also play crucial roles in determining the feasibility of large-scale solar projects. Additionally, Ireland's climate, with its frequently overcast skies, presents challenges for solar energy production that would need to be carefully considered in any development plans.

Ireland solar PV Stats as a country

Ireland ranks 83rd in the world for cumulative solar PV capacity, with 136 total MW's of solar PV installed. Each year Ireland is generating 27 Watts from solar PV per capita (Ireland ranks 61st in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Ireland?

Yes, there are a number of incentives available for businesses wanting to install solar energy in Ireland. The Sustainable Energy Authority of Ireland (SEAI) offers grants and other financial support for businesses that wish to install solar PV systems. Additionally, the government has introduced a Feed-in Tariff scheme which pays businesses for any excess electricity they generate from their solar panels. Finally, businesses may be eligible for tax relief on the cost of installing a solar system through the Accelerated Capital Allowance Scheme.

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