Phulpur, Mymensingh Division, Bangladesh, located in the Northern Sub Tropics at coordinates 24.9447, 90.2498, presents a moderately favorable location for year-round solar energy generation, though with notable seasonal variations that affect overall efficiency.

Seasonal Solar Performance

The solar energy output at Phulpur varies significantly throughout the year. Spring emerges as the most productive season, generating 5.78 kWh per day per kW of installed solar capacity. This peak performance period offers excellent conditions for solar energy harvesting. Autumn follows as the second-best season with 4.81 kWh per day per kW, while summer produces 4.39 kWh per day per kW. Winter represents the least productive period, generating only 3.92 kWh per day per kW of installed capacity. For optimal year-round energy production from a fixed panel installation at this location, solar panels should be tilted at 24 degrees facing south. This angle maximizes total annual solar output by accounting for the sun's varying position throughout the year and the Earth's elliptical orbit.

Environmental and Weather Challenges

Several significant local factors can impede solar production in Phulpur, Mymensingh Division, Bangladesh, requiring careful consideration during installation planning. The monsoon season presents the most substantial challenge to solar energy generation. Heavy rainfall, frequent cloud cover, and high humidity levels can dramatically reduce solar panel efficiency and output during this period. The intense precipitation can also create water accumulation issues on panel surfaces. Dust and particulate matter accumulation poses another significant concern in this region. Fine dust particles settle on solar panel surfaces, creating a barrier that reduces light absorption and decreases energy output over time.

Preventative Installation Measures

To combat these environmental challenges and maximize energy production, several preventative measures should be implemented:

• Install panels with adequate drainage systems and proper mounting angles to prevent water pooling during monsoon periods
• Implement regular cleaning schedules, particularly during dry seasons when dust accumulation is highest
• Use anti-reflective coatings and hydrophobic treatments on panel surfaces to minimize dust adherence and improve water runoff
• Ensure proper ventilation around panels to reduce humidity-related efficiency losses
• Install monitoring systems to track performance and identify cleaning or maintenance needs promptly

Overall Assessment

While Phulpur experiences seasonal fluctuations in solar production, the location remains viable for solar energy generation. The strong spring and autumn performance helps offset the reduced winter output. Success at this location depends heavily on proper installation techniques and consistent maintenance practices to address the regional environmental challenges. The key to maximizing solar energy potential in Phulpur lies in understanding the seasonal patterns and implementing robust systems to handle monsoon conditions and dust management throughout the year.

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

Link: Solar PV potential in Bangladesh by location

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

Seasonal solar PV output for Latitude: 24.9447, Longitude: 90.2498 (Phulpur, Bangladesh), 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 24° South in Phulpur, Bangladesh

To maximize your solar PV system's energy output in Phulpur, Bangladesh (Lat/Long 24.9447, 90.2498) throughout the year, you should tilt your panels at an angle of 24° 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 Phulpur, Bangladesh

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 Phulpur, Bangladesh. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 24° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
9° South in Summer	30° South in Autumn	40° South in Winter	18° 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 Phulpur, Bangladesh

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 Phulpur, Bangladesh.

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 Phulpur, Bangladesh

Topographical Features of Phulpur

The area around Phulpur in Bangladesh is characterized by relatively flat, low-lying terrain typical of the Bengal Delta region. This location sits within the extensive floodplains formed by the Brahmaputra River system, creating a landscape dominated by alluvial deposits and gentle undulations. The elevation remains consistently low across the region, with minimal variation in height that would create significant slopes or challenging terrain for development projects. The local topography consists primarily of fertile agricultural plains interspersed with numerous waterways, including rivers, canals, and seasonal wetlands. During monsoon seasons, much of this area experiences flooding, which has shaped the land formation over centuries. The soil composition is predominantly alluvial, rich in sediments deposited by river systems, making it highly productive for agriculture but also relatively soft and requiring careful consideration for heavy infrastructure.

Water Features and Drainage Patterns

The region features an intricate network of rivers and tributaries that flow generally southward toward the Bay of Bengal. These waterways create natural boundaries and influence land use patterns throughout the area. Seasonal water level fluctuations are significant, with many areas remaining submerged for portions of the year while becoming accessible during drier periods. Drainage patterns follow the natural gradient of the delta, with water moving slowly through the flat terrain toward larger river channels. This creates areas of varying moisture content and seasonal accessibility, factors that significantly impact the suitability of different zones for large-scale development projects.

Optimal Areas for Large-Scale Solar Development

The most suitable locations for extensive solar installations would be the slightly elevated areas that remain above flood levels throughout the year. These zones typically occur along natural levees beside major rivers or on marginally higher ground that has accumulated sediment over time. Such areas provide stable foundations while remaining relatively flat for efficient panel installation. Agricultural lands that are less productive or have been abandoned due to changing river courses present excellent opportunities for solar development. These areas often retain the flat characteristics necessary for large installations while being less critical for food production. The key advantage of these locations lies in their accessibility during both wet and dry seasons, ensuring consistent maintenance and operation capabilities. Areas situated away from major waterways but still within the broader floodplain offer another category of suitable terrain. These locations experience less dramatic seasonal water level changes while maintaining the flat topography ideal for solar arrays. The slightly better drainage characteristics of these zones make them particularly attractive for permanent infrastructure development.

Infrastructure Considerations

The flat nature of the terrain around Phulpur facilitates road construction and electrical grid connections, essential components for any large-scale solar project. However, the seasonal flooding patterns require careful planning for access routes and electrical infrastructure placement. Elevated roadways and flood-resistant electrical equipment become necessary considerations in this environment. The soft alluvial soils, while generally stable, may require specialized foundation techniques for heavy solar mounting systems. Ground-mounted installations would need to account for potential settling and seasonal moisture variations that could affect structural integrity over time. Transportation of materials and equipment benefits from the flat terrain, though seasonal accessibility remains a constraint. The extensive river network, while presenting challenges for some locations, also offers potential advantages for transporting heavy equipment during certain times of the year when water levels permit barge access to inland areas.

Bangladesh solar PV Stats as a country

Bangladesh ranks 63rd in the world for cumulative solar PV capacity, with 329 total MW's of solar PV installed. Each year Bangladesh is generating 2 Watts from solar PV per capita (Bangladesh ranks 87th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Bangladesh?

Yes, there are incentives for businesses wanting to install solar energy in Bangladesh. The government of Bangladesh has implemented a number of policies and programs 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 set up a Renewable Energy Fund which provides grants to support research and development activities related to renewable energy technologies.

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