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Division C Emissions related to discarded dust

United Kingdom

Original text. Later amendments are not shown.

The operator shall add CO2 emissions, from bypass dust or cement kiln dust (CKD) leaving the kiln system, corrected for a partial calcination ratio of CKD calculated as process emissions in accordance with Article 24(2). By way of derogation from section 4 of Annex II, tiers 1 and 2 for the emission factor shall be defined as follows:

Tier 1
  • The operator shall apply an emission factor of 0,525 t CO2/t dust.

  • Tier 2
  • The operator shall determine the emission factor (EF) at least once annually following Articles 32 to 35 and using the following formula:

    EF CKD = EF Cli 1 + EF Cli * d 1 − EF Cli 1 + EF Cli * d

    Where:

    EFCKD
  • Emission factor of partially calcined cement kiln dust [t CO2/t CKD];

  • EFCli
  • Installation-specific emission factor of clinker [t CO2/t clinker];

  • d
  • Degree of CKD calcination (released CO2 as % of total carbonate CO2 in the raw mix).

  • Tier 3 for the emission factor is not applicable.