<正>ChinaSouthernPowerGridisauniqueEHVAC/DChybridtransmissionnetworkthatoperatesinChina.Initsservicearea,thedistributionofenergyresourcesandthedevelopmentofeconomyareextremelyunbalanced,solong-distanceandbulkpowertransmissionareneeded;besides,thegeographyandclimateconditionsareserious,rains,fogs,lightningandtyphoonaswellashightemperaturearecommonalltheyearround.Facingthesechallenges,thepowergridenhancedstabilitycontrol,improvedtheequipmentandstrengthenthenetworkstructure.Inthefuture,thepowergridplanstooptimizethedispositionofpowersourcesandbuilddigitalizedpowersystem.
