Chapter 1, Choosing Between the Mass Balance and Emission Factor Approach)
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Chapter 6: Electronics Industry Emissions CHAPTER 6 ELECTRONICS INDUSTRY EMISSIONS 2019 Refinement to the 2006 IPCC Guidelines for National Greenhouse Gas Inventories 6.1 Volume 3: Industrial Processes and Product Use Authors Laurie Beu (USA) and Sebastien Raoux (France/USA) Yun Chung (Jack) Chang (USA), Michael Roger Czerniak (UK), Francesca Illuzzi (Italy), Tetsuya Kitagawa (Japan), Deborah Ottinger (USA) and Natalya Parasyuk (Ukraine) Contributing Authors Stephanie N. Bogle (USA), Shoumian Chen (China), Joseph Van Gompel (USA), Melissa Ann Gresham (USA), David Harman (USA), Kyungah Kim (Republic of Korea), Joey (Ching-Hui) Lu (Taiwan, Province of China), Youngsook Lyu (Republic of Korea), Brian K. Raley (USA) and Jennifer Politsch (USA) 6.2 2019 Refinement to the 2006 IPCC Guidelines for National Greenhouse Gas Inventories Chapter 6: Electronics Industry Emissions Contents 6 Electronics Industry emissions ..................................................................................................................... 6.7 6.1 Introduction ........................................................................................................................................ 6.7 6.1.1 Overview of emissions and their sources ....................................................................................... 6.7 6.1.2 Summary of refinements ................................................................................................................ 6.8 6.2 Methodological Issues ...................................................................................................................... 6.10 6.2.1 Choice of method ......................................................................................................................... 6.10 6.2.1.1 Gaseous Fluorinated Compounds and nitrous oxide ........................................................... 6.10 6.2.1.2 Fluorinated liquids ............................................................................................................... 6.41 6.2.2 Choice of emission factors ........................................................................................................... 6.45 6.2.2.1 Gaseous Fluorinated Compounds and nitrous oxide ........................................................... 6.46 6.2.2.2 Fluorinated liquids ............................................................................................................... 6.58 6.2.3 Choice of activity data.................................................................................................................. 6.59 6.2.4 Completeness ............................................................................................................................... 6.59 6.2.5 Developing a consistent time series ............................................................................................. 6.60 6.3 Uncertainty assessment ..................................................................................................................... 6.61 6.3.1 Emission factor uncertainties ....................................................................................................... 6.61 6.3.2 Activity data uncertainty .............................................................................................................. 6.67 6.4 Quality assurance / quality control (QA/QC), reporting and documentation ................................... 6.68 6.4.1 Quality Assurance / Quality Control (QA/QC) ............................................................................ 6.68 6.4.2 Reporting and Documentation ..................................................................................................... 6.69 References ..................................................................................................................................................... 6.72 Equations Equation 6.1 (Updated) Tier 1 Method for estimation of the set of GHG emissions ........................................ 6.18 Equation 6.2 (New) Consumption of input gas i ......................................................................................... 6.18 Equation 6.3 (New) Transfers of input gas i ............................................................................................... 6.19 Equation 6.4 (New) Apportioning of C to process types/sub-types ............................................................ 6.19 Equation 6.5 (Updated) Emissions of input gas i .............................................................................................. 6.21 Equation 6.6 (Updated) By-product emissions ................................................................................................. 6.21 Equation 6.7 (New) By-product emissions from hydrocarbon fuelled combustion emissions control systems ....................................................................................................................... 6.22 Equation 6.8 (New) Emissions reduction impact of emissions control technology for gas i ...................... 6.23 Equation 6.9 (New) Emissions reduction impact of emissions control technology for by-product k ......... 6.23 Equation 6.10 (New) Estimate of the mass fraction of gas i emitted from process tools equipped with emission control technologies ..................................................................................... 6.26 Equation 6.11 (New) Estimate of the mass fraction of by-product k emitted from process tools equipped with emission control technologies ..................................................................................... 6.26 2019 Refinement to the 2006 IPCC Guidelines for National Greenhouse Gas Inventories 6.3 Volume 3: Industrial Processes and Product Use Equation 6.12 (New) Uptime of emissions control systems ...................................................................... 6.27 Equation 6.13 (Updated) Emission of input gas i ............................................................................................ 6.28 Equation 6.14 (Updated) Process by-product emissions from input gas i ........................................................ 6.29 Equation 6.15 (New) By-product emissions from combustion emissions control equipment.................... 6.29 Equation 6.16 (New) Emissions reduction impact of emissions control equipment on input gas i ............ 6.30 Equation 6.17 (New) Emissions reduction impact of emissions control equipment on by-product k ........ 6.30 Equation 6.18 (New) Estimate of the fraction of mass of gas i emitted from process p from tools equipped with emissions control equipment ........................................................................... 6.31 Equation 6.19 (New) Estimate of the fraction of mass of by-product k emitted from process p from tools equipped with emissions control equipment ............................................................ 6.31 Equation 6.20 (New) Uptime of emissions control systems ...................................................................... 6.32 Equation 6.21 (New) Total GHG input gas emitted from stack system during sampling period ............... 6.37 Equation 6.22 (New) Total FC by-product emitted from stack system during sampling period ................ 6.38 Equation 6.23 (New) Gas specific emission factor for input gas ............................................................... 6.39 Equation 6.24 (New) FC by-product specific emission factor ................................................................... 6.39 Equation 6.25 (New) Annual emission of input gas i ................................................................................ 6.40 Equation 6.26 (New) Annual emission of FC by-product k ....................................................................... 6.40 Equation 6.27 (New) Average emissions control system uptime ............................................................... 6.41 Equation 6.28 (Updated) Tier 1 Method for estimation of total Fc emissions from fluorinated liquids .......... 6.43 Equation 6.29 (Updated) Tier 2 Method for estimation of FC emissions from fluorinated liquids ................. 6.44 Figures Figure 6.1 (Updated) Decision tree for estimation of GHG emissions from electronics manufacturing ..... 6.13 Figure 6.2 (New) Decision tree to determine need for measured emission factors ................................ 6.34 Figure 6.3 (Updated) Decision tree for estimation of emissions from fluorinated liquids loss from electronics manufacturing ............................................................................................................ 6.45 Figure 6.4 (New) Decision tree for process GHG emission control equipment default emission factors ........................................................................................................................ 6.57 Tables Table 6.1 (New) Sources and types of GHGs emitted during Electronics Manufacturing ........................ 6.8 Table 6.2 (New) Refinements and applicability of guidance by Electronics Industry subsector .............. 6.9 6.4 2019 Refinement to the 2006 IPCC Guidelines for National Greenhouse Gas Inventories Chapter 6: Electronics Industry Emissions Table 6.3 (Updated) Information sources necessary for completing the tiered emissions estimating methods for gaseous FCs for Electronics Manufacturing ........................................................... 6.14 Table 6.4 (Updated) Information sources necessary for completing the tiered emissions estimating methods for liquid FCs