Question

For this Figure: What is the different between Adequacy of grid and Adequacy of power ?

Title of Figure: Impacts of wind power on power systems, divided into different timescales and width of area relevant for the studies

Area relevant for impact studies Task 25 Balancing Reduced emissions Adequacy System wide 1000-5000 km Primary reserve Secondany reserve Adequacy of power Hydro/thermal ri T ransmission stability efficien су Regional 100-1000 km of gri Congestion management Grid Voltage management Distribution efficiency Local 10-50 km Power quality ms...S S...min min...h 1...24 h years Time scale relevant for impact studies

Answer 1

for te frqure The diffeence betuweer of powe statfc Condiitons of th Suste. t rs about tha. tota Supply avaiablo dwitno (eak lood Stuatons (ttmescala : Sevea years) The Estmatom of -the uqutved nvotom apacrty needs to ficlude tne system load danand and the minke nade needs of produCom unts (^ulhbty dota) yS Adequay of gntd indudes Goitd stabtlt ment, Hydnol thutmad offcten y fts Avea อั elevant for fmpact studies from agionol 100-1000 kms .化 om is tha abrlty of tho Electec en to spdiy the og egat. ElecdfcCal mand and enegy eqimerds of tho ให้° account Scheduled and reasonab txp Expeckd unschedaded outage of Sytem elements