Sun Wave Knowledge Centre
Guides, case studies, and industry updates to help you make informed decisions about solar energy for your business.
MNRE now allows net-metering and open-access projects to commission without ALMM List-II cells until 31 December 2026. See what changes for C&I buyers.
Haryana's mandatory rooftop solar rule for commercial buildings with 50 kW+ connected load: 3–5% capacity, net metering, compliance steps and exemptions.
India added 26 GW of solar in Jan–June 2026, up 43% YoY, with rooftop up 104%. What the record means for C&I buyers, tariffs and module supply in 2026.
MP signed a 440 MW Morena solar-plus-battery-storage PPA at India's lowest solar+storage tariff of ₹2.70/unit, plus ~950 MW of solar parks. What it signals.
Optimal solar panel tilt angle and true-south orientation for India by city and latitude, plus seasonal tilt adjustments and flat-roof mounting guidance.
Rooftop and ground-mount solar area per kW and per MW in India: square feet, square metres and acres, with usable-roof deductions and sizing math.
Tata Motors signed an 86 MW wind-solar hybrid PPA with Welspun Renewable Energy to power four plants with 200 million units/yr. What C&I buyers can learn.
GUVNL 250 MW wind Phase XI auction results: NIRL Juniper Green Powerica win at Rs 3.51/kWh, Cu-Built at Rs 3.52/kWh with 25-year PPAs
JdVVNL and JVVNL invite bids for 220 MW of rooftop solar under PM Surya Ghar in Rajasthan with a July 29 2026 bid deadline
An audit-ready evidence pack for renewable electricity, BRSR Core energy data, supplier requests, environmental attributes and double-counting controls.
How CERC’s final 31 March 2026 X-factor order and tighter deviation bands affect forecasting, QCA arrangements and C&I PPA risk allocation.
A practical method for assessing DC arc-flash hazards in industrial solar PV and battery systems, from nonlinear modelling to labels, LOTO and PPE.