Situation and Analysis of Sulfur Hexafluoride (SF6) Byproducts of Gas Insulated Switchgear in Guangdong

摘要

The article concluded the concentrations of SF6 byproducts in 74 220 kV and 500 kV GIS transformer substation (3770 gas chambers in total) in Guangdong Province. The concentrations of carbon dioxide (CO2), CF4, thionyl sulfide (SOF2), sulfuryl fluoride (SO2F2), disulfuryl decafluoride (S2OF10), SO2 and sulfureted hydrogen (H2S) were in partial normal distribution.