| abstract |
To provide a mercury removal method and a mercury removal means with high reliability and low operating cost. SOLUTION: Mercury chlorinating agent supplying means for supplying mercury chlorinating agent to exhaust gas containing nitrogen oxide, sulfur oxide and mercury in flue, reducing denitration means for reducing nitrogen oxide, sulfur oxide A mercury removal system from mercury-containing exhaust gas having a desulfurization means for removing water, wherein the mercury chlorinating agent supply means is a heating means for heating a non-gaseous mercury chlorinating agent that is non-gaseous at normal temperature and pressure Or a mercury removal system comprising a gasification means for obtaining a gaseous mercury chlorinating agent from a non-gaseous mercury chlorinating agent. [Selection] Figure 2 |