1 9 8 8 ▁to ▁elect ▁members ▁of ▁City ▁of ▁D und ee ▁Council , ▁as ▁part ▁of ▁that ▁year ' s ▁Scottish ▁local ▁elections . ▁ ▁E lection ▁results ▁ ▁References ▁▁ 1 9 8 8 ▁Category : 1 9 8 8 ▁Scottish ▁local ▁elections ▁Category : 2 0 th ▁century ▁in ▁D und ee <0x0A> </s> ▁The ▁Tai ' an ▁P ump ed ▁Storage ▁Power ▁Station ▁is ▁a ▁ 1 , 0 0 0 ▁M W ▁p ump ed - storage ▁hydro elect ric ▁power ▁station ▁located ▁in ▁the ▁city ▁of ▁Tai ' an ▁in ▁Sh and ong ▁Province , ▁China . ▁Const ruction ▁on ▁the ▁project ▁began ▁in ▁February ▁ 2 0 0 0 ▁and ▁the ▁upper ▁res er voir ▁began ▁to ▁fill ▁in ▁May ▁ 2 0 0 5 . ▁The ▁four ▁gener ators ▁were ▁commission ed ▁between ▁December ▁ 2 0 0 5 ▁and ▁August ▁ 2 0 0 7 . ▁The ▁power ▁station ▁oper ates ▁by ▁sh ifting ▁water ▁between ▁an ▁upper ▁and ▁lower ▁res er voir ▁to ▁generate ▁electric ity . ▁The ▁lower ▁res er voir , ▁Da he ▁Res er voir , ▁was ▁originally ▁built ▁in ▁ 1 9 6 0 ▁but ▁rep a ired ▁extens ively ▁for ▁the ▁project . ▁The ▁Tai ' an ▁Upper ▁Res er voir ▁is ▁located ▁in ▁a ▁valley ▁above ▁the ▁east ▁side ▁of ▁the ▁lower ▁res er voir . ▁During ▁periods ▁of ▁low ▁energy ▁demand , ▁such ▁as ▁at ▁night , ▁water ▁is ▁p ump ed ▁from ▁Tai '