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Air Quality Control Systems and Components - Hitachi Power ...

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Constant RefinementsIn keeping with the requirements placed on the environment, the technology of the airquality control systems is constantly refined. The trend in requirements put on air qualitycontrol systems is reflected in the development of emission st<strong>and</strong>ards in Europe.Status of emission st<strong>and</strong>ards in Europe400350Emission st<strong>and</strong>ard300250200150100500SO x(mg/Nm³)NO x(mg/Nm³)Dust(/10 mg/Nm³)HCI(/10 mg/Nm³)HF(/100 mg/Nm³)400 200 30 – –200 200* 20 10 (17th. BImSchV) 1 (17th. BImSchV)100 80 10 8 1■ EU St<strong>and</strong>ard■ 13th. BImSchV■ Actual St<strong>and</strong>ard Germany* 100 as a yearly average0.050.0450.04Emission st<strong>and</strong>ard0.0350.030.0250.020.0150.010.0050Hg(mg/Nm³)Cd + Tl(mg/Nm³)Other HM(*10 mg/Nm³)Dioxins <strong>and</strong> Furans(*10 ng/Nm³)0.03 0.05 0.5 0.10.03 0.05 0.5 0.1■ 13th. BImSchV■ Actual St<strong>and</strong>ard Germany<strong>Air</strong> <strong>Quality</strong> <strong>Control</strong> <strong>Systems</strong> 5

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