A multi-level inverter for solar water pumps
Scientists in India have tested a new inverter topology with a single-phase, induction-motor water pump. The seven-level inverter, with five power semiconductor switches, is said to be particularly efficient at reducing switching losses thanks to a pulse width modulation technique.
Renewable energy: 7,592 MW commissioned in first nine months of the fiscal year
Capacity additions for the current fiscal year are set to exceed the previous accounting period’s 8,532 MW. With Rs405 billion invested in clean energy in the last fiscal year, spending in the first nine months of 2019-20 has been estimated at Rs367 billion.
Chennai Metro tenders for renewable power purchase from group captive projects
The Chennai Metro Rail Limited seeks to procure 90 million units/annum of solar or solar-wind hybrid power, or 72 million units/annum of wind power through tariff based competitive bidding. Tariff ceiling is fixed at Rs 3.50/KWh for 25 years. Bidding closes on February 13.
Rajasthan set to take the solar crown in 2020
Norwegian analyst Rystad Energy has predicted the stop on PV tenders in Karnataka will see Rajasthan become India’s leading solar state this year. The market research firm expects India to add only 10 GW new solar in 2020, however, and the same figure in 2021.
SunEdison’s rooftop solar arm acquires Sherisha Solar
The Chennai-based solar EPC contractor and trader, which formed SIL Rooftop Solar as the new subsidiary in October, has included battery-based energy storage as a focus area in addition to renewable energy projects.
Central Electronics Limited tenders 1.6 MWp rooftop solar in Tamil Nadu
January 4 is the last date to bid for the plants that are to be developed in capacities of 10 KWp to 50 KWp atop government buildings. Bids must be accompanied with bank guarantee of Rs 750,000.
UK University to help design EV batteries for Indian climate
The university researchers will provide expertise in the operation and management of lithium-ion batteries, environmental test facilities for battery modules and advanced battery analysis techniques.
India and German development lender to launch rooftop solar scheme
Program aims to drive down the cost of solar electricity to a maximum of Rs2.50/kWh in a nation where tariffs vary wildly from state to state.
$451 million ADB loan to strengthen power connectivity in Tamil Nadu
The investment will be used to establish an extra-high-voltage transmission link between Virudhunagar and Coimbatore to transfer the additional generation capacity of 9 GW, including 6 GW from renewables, by 2025 to meet the increased power demand in the Chennai–Kanyakumari Industrial Corridor.
Tamil Nadu: Solar developers get relief as APTEL quashes power regulator’s unviable tariff order
The Appellate Tribunal for Electricity (APTEL) observed that Tamil Nadu Electricity Regulatory Commission (TNERC), in its Solar Tariff Order dated March 28, 2016, determined the tariff/capital cost without cogent or adequate reasoning while also being divergent from its own regulations.
