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該項目的(de)實施將有效(xiao)解決CBD地(di)區(qu)及北(bei)(bei)京(jing)(jing)(jing)東(dong)部(bu)(bu)地(di)區(qu)負荷増(zeng)長(chang)迅速帶來的(de)供(gong)(gong)(gong)電(dian)(dian)(dian)壓(ya)力(li)，使北(bei)(bei)京(jing)(jing)(jing)地(di)區(qu)500kV変(bian)電(dian)(dian)(dian)站深入(ru)中心(xin)城區(qu)，為(wei)重點功能區(qu)提(ti)(ti)供(gong)(gong)(gong)有力(li)電(dian)(dian)(dian)源支(zhi)撐，承接北(bei)(bei)京(jing)(jing)(jing)東(dong)特高電(dian)(dian)(dian)站下送電(dian)(dian)(dian)力(li)，提(ti)(ti)高了北(bei)(bei)京(jing)(jing)(jing)東(dong)部(bu)(bu)電(dian)(dian)(dian)網(wang)的(de)供(gong)(gong)(gong)電(dian)(dian)(dian)能力(li)和東(dong)部(bu)(bu)地(di)區(qu)朝陽門、西大望、望京(jing)(jing)(jing)、東(dong)壩東(dong)等220kV變電(dian)(dian)(dian)站的(de)供(gong)(gong)(gong)電(dian)(dian)(dian)可靠(kao)(kao)性，為(wei)配合北(bei)(bei)京(jing)(jing)(jing)城市發展戰略，滿足(zu)北(bei)(bei)京(jing)(jing)(jing)電(dian)(dian)(dian)力(li)負荷的(de)增長(chang)需要，優化供(gong)(gong)(gong)電(dian)(dian)(dian)分區(qu)，控制(zhi)北(bei)(bei)京(jing)(jing)(jing)東(dong)部(bu)(bu)220kV電(dian)(dian)(dian)網(wang)短路容量，滿足(zu)地(di)區(qu)變電(dian)(dian)(dian)站接入(ru)需求，提(ti)(ti)高供(gong)(gong)(gong)電(dian)(dian)(dian)可靠(kao)(kao)性，優化通道資(zi)源需求，提(ti)(ti)高經濟(ji)社(she)會效(xiao)益。