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BS ISO 14404-4:2020 Calculation method of carbon dioxide emission intensity from iron and steel production - Guidance for using the ISO 14404 series >
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BS ISO 14404-4:2020 Calculation method of carbon dioxide emission intensity from iron and steel production - Guidance for using the ISO 14404 series, 2021
- undefined
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 3.1 Emissions
- 3.2 Gas fuel
- 3.3 Liquid fuel
- 3.4 Solid fuel
- 3.5 Auxiliary material
- 3.6 Energy carriers
- 3.7 Ferrous containing materials
- 3.8 Alloys
- 3.9 Product and by-product
- 3.10 Others
- 4 Symbols
- 5 Principles
- 5.1 General
- 5.2 Relevance
- 5.3 Completeness
- 5.4 Consistency
- 5.5 Accuracy
- 5.6 Transparency
- 6 Characteristic features of the ISO 14404 series
- 7 Guidance for applying the ISO 14404 series to all types of steel plants
- 7.1 General
- 7.2 Application of the ISO 14404 series for steel plants not covered in ISO 14404-1, ISO 14404-2 and ISO 14404-3
- 7.2.1 Steel Plants with iron making processes other than BF and on-site production of DRI
- 7.2.2 Steel Plants with multiple process routes
- 7.2.3 Steel plants which purchase pig iron from outside
- 7.2.4 Steel plants which purchase all or part of semi-finished steel product from outside
- 7.3 Guideline for making comparisons using the ISO 14404 series
- 8 Calculation using the Universal Calculation Sheet
- 8.1 General
- 8.2 Calculation procedure
- 8.2.1 Data collection of crude steel production (or final steel production)
- 8.2.2 Data collection of direct and/or upstream CO2 emission sources
- 8.2.3 Data collection of credit CO2 emissions sources
- 8.2.4 Calculation
- 9 Additional guidance to the entire ISO 14404 series
- 9.1 Evaluation of slag
- 9.2 Explanation of emission factors for by-product gases
- 9.2.1 General
- 9.2.2 Explanation of emission factors based on world average electricity equivalent
- 9.2.3 Explanation of emission factors based on natural gas equivalent
- 9.2.4 Evaluation of stock
- 9.3 Selection of calorific values and emission factors for electricity and fuel
- Annex A (informative) Calculation of energy consumption and intensity
- Annex B (informative) Application of the ISO 14404 series
- Annex C (informative) Universal Calculation Sheet
- Annex D (informative) Example of template for using different emission factors or emission sources from Table 7
- Annex E (Informative) Boundary calculation for a steel plant which produces crude steel and uses purchased semi-finished steel products
- Bibliography [Go to Page]
