Solar PV Analysis of Tirupati, India
Tirupati, Andhra Pradesh, India is a pretty good location for solar energy production all year round due to its tropical climate which provides consistent sunlight throughout most of the year. The seasons are typically characterized by wet and dry periods rather than significant temperature fluctuations.
In terms of electricity output per kilowatt (kW) of installed solar panels, you can expect around 5.71 kilowatt-hours (kWh) per day in summer, 4.44 kWh/day in autumn, 5.25 kWh/day in winter and as high as 6.99 kWh/day during springtime.
The ideal time for generating solar energy at this location would be during the spring season when daily output peaks at nearly 7 units of electricity for every unit of installed capacity.
For fixed panel installations here, the best angle to tilt your panels would be towards south at an angle of about 12 degrees from horizontal level to maximize total yearly production from your photovoltaic system.
However, there could be some local factors that might affect solar production in Tirupati. For example, during monsoon season heavy rainfall and cloud cover can reduce sunlight exposure on panels thereby reducing their efficiency. Dust and dirt accumulation on the surface of panels could also impede their performance over time if not cleaned regularly.
To overcome these challenges it's advisable to install systems with efficient rainwater drainage solutions or consider using self-cleaning or easy-to-clean modules so that dust doesn't accumulate over time reducing panel efficiency significantly over long periods.
Also regular maintenance checks should be scheduled especially post-monsoon season to ensure any damage caused due to heavy rains or winds is immediately addressed ensuring optimal functioning throughout rest of the year.
Overall though Tirupati offers a suitable environment for harnessing solar power effectively across most parts of the year making it a worthwhile investment considering long term benefits both economically and environmentally speaking given our increasing reliance on renewable sources for meeting our energy needs.
Note: The Tropics are located between 23.5° North and -23.5° South of the equator.
So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 422 locations across India. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.
Link: Solar PV potential in India by location
Solar output per kW of installed solar PV by season in Tirupati
Seasonal solar PV output for Latitude: 13.6409, Longitude: 79.4192 (Tirupati, India), 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 12° South in Tirupati, India
To maximize your solar PV system's energy output in Tirupati, India (Lat/Long 13.6409, 79.4192) throughout the year, you should tilt your panels at an angle of 12° 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 Tirupati, India
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 Tirupati, India. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 12° South tilt angle throughout the year.
| Overall Best Summer Angle | Overall Best Autumn Angle | Overall Best Winter Angle | Overall Best Spring Angle |
|---|---|---|---|
| 3° North in Summer | 18° South in Autumn | 29° South in Winter | 8° 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 Tirupati, India
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 Tirupati, India.
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 Tirupati, India
Tirupati, India is located in the southeastern part of the country in the state of Andhra Pradesh. It is situated at the foot of Seshachalam Hills, which are a part of Eastern Ghats mountain range. The topography around Tirupati can be described as hilly and rugged with some flat plains areas.
The city has a tropical climate with high temperatures throughout most of the year, making it suitable for solar PV installations. However, considering its topography, large-scale solar PV projects would be best suited to flatter regions near Tirupati where installation and maintenance could be more easily managed.
Possible areas for large-scale solar PV could include:
1. Flat plains areas around Renigunta - This town is located to the east of Tirupati and features flatter terrain that may suit large-scale solar installations.
2. Agricultural lands - If local regulations allow it, using agricultural lands or unused farmlands for dual-use (agrivoltaics) can also be considered.
3. Industrial zones - Areas like Sri City Special Economic Zone in Satyavedu Mandala might have potential due to proximity to infrastructure and power demand.
However, any decision on installing such systems should take into account various factors including land availability and use restrictions; local weather patterns; access to transmission lines or other necessary infrastructure; potential environmental impacts; etc., which require detailed feasibility studies by experts in this field.
India solar PV Stats as a country
India ranks 5th in the world for cumulative solar PV capacity, with 49,684 total MW's of solar PV installed. This means that 6.50% of India's total energy as a country comes from solar PV (that's 11th in the world). Each year India is generating 36 Watts from solar PV per capita (India ranks 56th in the world for solar PV Watts generated per capita). [source]
Are there incentives for businesses to install solar in India?
Yes, there are several incentives for businesses wanting to install solar energy in India. These include:
1. Capital Subsidy: The Ministry of New and Renewable Energy (MNRE) provides a capital subsidy of up to 30% on the cost of installing solar power systems for commercial and industrial establishments.
2. Accelerated Depreciation: Businesses can avail accelerated depreciation benefits under Section 32 of the Income Tax Act, 1961, which allows them to claim tax deductions on investments made in solar projects over a period of five years instead of claiming it all at once.
3. Net Metering: This policy allows businesses to sell excess electricity generated from their rooftop solar system back into the grid at retail rates, thus reducing their electricity bills significantly.
4. Solar Renewable Energy Certificates (SREC): Businesses can earn SRECs by generating renewable energy through their rooftop solar systems and then selling these certificates in the open market or trading platforms like IEX or PXIL at predetermined prices set by state regulatory commissions.
Do you have more up to date information than this on incentives towards solar PV projects in India? 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: Thursday 20th of June 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.
