Aran Insights

Solar, Explained Simply.

Plain, honest guidance on solar trackers, panel cleaning, agrivoltaics, and the real cost of solar in India — written for developers, investors, business owners and farmers alike.

For Tamil Nadu Textile Mills Rows of power looms weaving white cloth inside a textile shed in India
6 October 2026 · 7 min read

Solar for Textile Mills in Tiruppur, Coimbatore and Erode: What to Do First

Spinning, weaving and processing mills run long hours on TNEB power. The order that usually works: rooftop solar on the sheds, group captive solar for the rest, and a fresh look at old windmills after the January 2026 banking change.

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For Tamil Nadu HT Factories Rows of ground-mounted solar panels at a solar plant in India
2 October 2026 · 7 min read

Group Captive Solar in Tamil Nadu: How the 26% and 51% Rules Work

Own at least 26% of the plant company, use at least 51% of its power, every year. What group captive saves an HT factory, the 2026 rule change, and the risk most brochures skip.

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For Tamil Nadu HT Factories Rows of solar panels on a large flat concrete roof in India
1 October 2026 · 7 min read

Rooftop Solar on Your HT Factory: What TNEB Allows

Net feed-in or gross metering, the 999 kW limit, the disputed network charge, and the approval steps with TNEB — what an HT factory owner should know before putting solar on the roof.

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For Tamil Nadu HT Factories High-voltage transmission towers against an orange evening sky in Chennai
26 September 2026 · 6 min read

No Banking for Third-Party Power: What Tamil Nadu's 2025 Rules Mean for Your Factory

Under TNERC's 2025 rules, solar units your factory can't use during the day are no longer saved for the night. What that does to two- and three-shift mills, and what still works.

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For Factory Owners Rows of solar panels covering the metal-sheet roof of a large factory
26 September 2026 · 6 min read

How Much Roof Do You Need for a 500 kW Solar Plant?

A quick check you can do with a tape measure: roof area for 100 kW to 1 MW on metal-sheet and concrete roofs, and what doesn't count.

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For Factory Owners Solar panels covering a factory rooftop, with a city behind
13 September 2026 · 7 min read

Zero-Investment Solar: What's the Catch?

Someone offers solar on your roof for nothing upfront. The right question is what the catch is. There is one, it is not hidden, and these are the three answers that decide it.

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For Home Owners Solar panels mounted on the metal roof of a building
11 August 2026 · 7 min read

₹1 Lakh Rooftop Solar Subsidy in Tamil Nadu — What It Actually Covers

₹78,000 from the Centre plus the new ₹22,000 from Tamil Nadu. The slabs, the empanelled-installer rule that decides whether you get it at all, and the ₹50 crore limit nobody mentions.

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For Investors A large utility-scale solar plant in India stretching to the horizon
11 August 2026 · 8 min read

What Every Solar Investor Should Understand

Panel ageing in Indian heat, the fixed-structure upgrade trap, and why the mounting structure is an asset — the three things that decide 25-year returns.

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For Farmers Crops growing beneath raised solar panels
11 August 2026 · 7 min read

Agrivoltaics in India: Farming Under Solar Panels on the Same Land

Raise the structure and one plot earns twice — crops, fish or cattle below, solar power above. How dual land use works in India, and where it doesn't.

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For Plant Owners Rows of solar panels on mounting structures at an Indian solar plant
10 August 2026 · 7 min read

Solar Mounting Structure: A Reusable Asset, Not a Throwaway Cost

Panel sizes change every year and most structures get scrapped and rebuilt. Why the steel under your panels quietly decides your 25-year cost.

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For Industries Solar panels on a large factory rooftop
8 August 2026 · 8 min read

Zero-Capex Rooftop Solar for Industries: The OPEX Model

Rooftop solar with zero capital investment — pay only for the units generated, keep your capital in your core business, and hand every operational headache to the investor.

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For Landowners A ground-mounted solar power plant on open land in India at dusk
26 August 2026 · 8 min read

PM-KUSUM Component A: Can You Still Apply in 2026?

The window for new projects has quietly closed, and most articles still say otherwise. What the March 2027 extension actually covers, and what is coming next.

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For Plant Owners A field of solar trackers turning their panels to follow the sun
21 August 2026 · 7 min read

What Does a Solar Tracker Actually Cost in India?

The hardware is the smaller number. What a tracker really costs is keeping it moving — plus an honest look at the four sites where you should not buy one.

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For Investors Solar Tracker vs Fixed Mount Comparison India
20 June 2026 · 8 min read

Solar Tracker vs Fixed Mount: What You Actually Gain in India

A clear comparison of single-axis trackers and fixed-mount systems — power gains, PPA earnings, land use, and the 25-year money reality that decides project returns.

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For Farmers Solar powered water pump irrigation farm India
20 June 2026 · 7 min read

How Solar Trackers Can Power Agri Pumps for Small Farmers

More hours of pump power, less diesel, lower cost — how a solar tracker helps small farmers water their fields by following the sun all day.

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For Plant Owners Solar panels under harsh sun hot climate India degradation
4 July 2026 · 8 min read

Why Your Solar Panels Age Faster Than the Datasheet Promises

In India's heat and humidity, panels often wear out faster than the 25-year warranty claims. Here's why — and how the mounting and airflow protect your investment.

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New articles every five days

New guidance on panel cleaning, agrivoltaics, and plant cost — published regularly.

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