Articles Related To Electrical Engineering
THE POWER PURCHASE RATES AND ASSOCIATED RULES FOR PPA OF ROR/PROR/STORAGE PROJECTS
This PPA rate is effective since April 27, 2017. There is no restriction for eligibility of Rated capacity of hydropower projects for PPA with Nepal Electricity Authority (NEA). Any capacity hydropower is eligible for PPA in local currency. Rated capacity of hydropower projects to be eligible for foreign currency PPA = above 100 MW. Maximum […]
System Restoration through Black Start Resources at Hydropower Stations
1. Background: A total or partial shutdown of the national electricity transmission system is usually an unlikely event. However, if it happens, we are obliged to ensure that there are contingency arrangements in place to restore electricity supplies in timely and orderly ways. Black start is a process of restoring an electric power station or a […]
Distribution System Loss and Smart Meters
Nepal Electricity Authority has made significant improvement in reducing distribution loss 11.28% from 14.82% of previous year. Per percent of distribution loss reduction benefits NEA with approx. 74 crore rupees, and loss reduction of 3.54% has benefitted 2 Arba 62 Crore Rupees to NEA. Loss reduction has two fold benefits to NEA and the country.
Introduction on Distribution System Losses
There are mainly three areas where losses occur in a feeder. Those are 11 kV line loss, Transformer loss and LT line loss. 11 kV and LT line losses can be divided into technical and non-technical losses. Transformer loss consists of iron loss and copper loss.