Light Emitting Diode (LED) solar lights is emerging as an alternative to the grid powered conventional street lighting systems in rural areas because of their superiority in energy effi ciency, lumen depreciation,
<p>The Jatropha curcas oil with free fatty acid (FFA) content of 8.81 per cent was subjected to acid pretreatment prior to transesterification during the experiment. The oil was pretreated using sulphuric acid with 25 per cent methanol for 1 hour at 50°C in 200 rpm. The yield of pretreated oil was 95 percent and the FFA content was reduced to 0.65 percent.
<p>The Renewable Energy Certificate (REC) platform was formally launched by the Central Electricity Regulatory Commission (CERC) on 18 November 2010/ This article focuses on the REC mechanism, and the issues and challenges involved for India.</p>
<p>The solar powered UV disinfection plant was developed and installed at Haiderpur Waterworks, Delhi Jal Board. It was evaluated for treatment of microbial contamination of western Yamuna canal water for different microbial count and turbidity and flow rates. </p>