Shaidu, Khyber Pakhtunkhwa, Pakistan represents a moderately good location for year-round solar energy generation, though it experiences significant seasonal variation in output. Located in the Northern Sub Tropics at coordinates 33.9846°N, 72.1797°E, this area shows the typical pattern of reduced winter solar production common to higher latitude locations.

Seasonal Energy Production

The solar energy output at Shaidu varies considerably throughout the year. Summer provides the highest production at 7.14kWh per day per kW of installed capacity, making it the ideal season for solar generation. Spring follows as the second-best period with 6.59kWh per day per kW, offering excellent conditions for solar energy harvesting. Autumn sees a notable decline to 5.10kWh per day per kW, while winter represents the least productive period at just 3.81kWh per day per kW. This winter figure is approximately 47% lower than peak summer production, indicating substantial seasonal challenges for consistent energy generation.

Optimal Panel Configuration

For maximum year-round energy production at Shaidu, Khyber Pakhtunkhwa, solar panels should be installed at a fixed tilt angle of 30 degrees facing south. This angle is calculated by analyzing daily solar elevation angles throughout the year, determining optimal panel positioning, and weighting these angles according to solar irradiance data while accounting for Earth's elliptical orbit.

Environmental and Weather Challenges

Several factors at this location could potentially impact solar energy production:

• Dust accumulation from regional arid conditions and agricultural activities
• Monsoon season moisture and potential cloud cover during certain months
• Temperature fluctuations that may affect panel efficiency
• Potential for extreme weather events including hail or strong winds

Preventative Measures for Enhanced Production

To maximize solar energy output at Shaidu, Khyber Pakhtunkhwa, several installation strategies should be considered:

• Install regular cleaning systems or schedule frequent panel maintenance to remove dust buildup
• Use mounting systems that allow adequate airflow beneath panels to prevent overheating
• Choose panels with anti-reflective coatings and robust weather resistance ratings
• Install protective barriers or select impact-resistant panels to guard against hail damage
• Ensure proper drainage around installation areas to prevent water accumulation during monsoon periods

Despite these challenges, Shaidu's location offers reasonable solar potential, particularly during the warmer months when energy demand for cooling is typically highest.

Note: The Northern Sub Tropics extend from 23.5° latitude North up to 35° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 144 locations across Pakistan. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Pakistan by location

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

Seasonal solar PV output for Latitude: 33.9846, Longitude: 72.1797 (Shaidu, Pakistan), 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 30° South in Shaidu, Pakistan

To maximize your solar PV system's energy output in Shaidu, Pakistan (Lat/Long 33.9846, 72.1797) throughout the year, you should tilt your panels at an angle of 30° 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 Shaidu, Pakistan

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 Shaidu, Pakistan. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 30° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
18° South in Summer	39° South in Autumn	49° South in Winter	26° 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 Shaidu, Pakistan

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 Shaidu, Pakistan.

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 Shaidu, Pakistan

Topographical Features Around Shaidu

Shaidu is located in the Swat district of Khyber Pakhtunkhwa province in northern Pakistan, situated within a region characterized by dramatic elevation changes and diverse terrain. The area lies at the intersection of the Hindu Kush mountain ranges and the fertile Swat River valley, creating a landscape that transitions from relatively flat valley floors to steep mountainous terrain within short distances. The immediate vicinity of Shaidu features gently rolling hills and terraced agricultural land that gradually rises toward more substantial mountain slopes. The Swat River flows through the broader valley system, creating alluvial deposits and relatively level ground along its course. This river valley provides some of the flattest terrain in the region, though it remains punctuated by smaller hills and ridges that extend from the surrounding mountain systems. Moving outward from the central valley areas, the topography becomes increasingly rugged with steep-sided valleys, rocky outcrops, and forested hillsides. The elevation rises significantly as one moves away from the river corridors, with mountain peaks reaching substantial heights in all directions. These higher elevations are characterized by steep gradients, rocky terrain, and seasonal snow cover that can persist well into spring months.

Optimal Areas for Large-Scale Solar Development

The most suitable locations for large-scale solar photovoltaic installations around Shaidu would be found in the relatively flat agricultural areas within the Swat River valley system. These areas offer the necessary combination of gentle slopes, stable ground conditions, and accessibility that large solar projects require. The valley floors provide sufficient space for extensive solar arrays while maintaining reasonable construction and maintenance access. South-facing slopes with moderate gradients present another viable option for solar development, particularly those that have been cleared for agriculture or grazing. These locations can take advantage of optimal sun exposure while remaining accessible for equipment installation and ongoing maintenance operations. The key consideration for slope installations would be ensuring the gradient remains manageable for construction vehicles and maintenance crews. Areas immediately adjacent to existing agricultural zones would be particularly advantageous, as they typically feature established access roads and existing electrical infrastructure connections. The transition zones between the valley floor and the initial rise toward the surrounding hills often provide the ideal compromise between flat terrain and elevated positioning that can minimize shading from surrounding topographical features. The broader valley areas extending both upstream and downstream from Shaidu along the Swat River corridor would offer the largest potential sites for utility-scale solar installations. These locations benefit from the alluvial deposits that create relatively stable ground conditions, while the valley orientation provides natural protection from extreme weather patterns that can affect higher elevation sites. Areas to avoid for large-scale solar development would include the steeper mountainous terrain surrounding the valley, locations prone to seasonal flooding near the river, and heavily forested areas where clearing would be environmentally problematic or economically unfeasible. The rocky, steep terrain at higher elevations would present significant challenges for both construction and maintenance of large solar installations.

Pakistan solar PV Stats as a country

Pakistan ranks 42nd in the world for cumulative solar PV capacity, with 1,083 total MW's of solar PV installed. Each year Pakistan is generating 6 Watts from solar PV per capita (Pakistan ranks 78th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Pakistan?

Yes, there are incentives for businesses wanting to install solar energy in Pakistan. The government of Pakistan has implemented a number of policies and initiatives to promote the use of renewable energy sources such as solar power. These include tax exemptions, subsidies, and other financial incentives for businesses that install solar systems. Additionally, the government has also set up a Renewable Energy Development Fund (REDF) which provides grants and loans to support renewable energy projects.

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