11-IE-20-Feb-08-web

11-IE-20-Feb-08-web - MFA Methodology All Materials...

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Industrial Ecology – Winter 2008 – Session 11 – February 20 MFA Methodology – All Materials MFA Methodology – All Materials Domestic Extraction Domestic Processed Output ( DPO ) (to Air, Land and Water) Domestic Hidden Flows Domestic Hidden Flows Imports Exports Foreign Hidden Flows Air and Water Water Vapor Stocks TMR TDO DMI Economic Processing Domestic Environment TMO TMI
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Industrial Ecology – Winter 2008 – Session 11 – February 20 Input flows: Domestic Extraction Domestic Hidden Flows Imports Foreign Hidden Flows TMR DMI TMI Direct Material Input = Domestic Extraction + Imports Total Material Input = Direct Material Input + Domestic Hidden Flows Total Material Requirement = Total Material Input + Foreign Hidden Flows TMR DMI TMI MFA Methodology – All Materials MFA Methodology – All Materials
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Industrial Ecology – Winter 2008 – Session 11 – February 20 Output flows: Domestic Processed Output ( DPO ) (to Air, Land and Water) Domestic Hidden Flows Exports TDO Domestic Environment TMO Total Domestic Output (TDO) = Domestic Processed Output + Domestic Hidden Flows Domestic Processed Output (DPO) = Direct Material Input + Net Additions to Stock – Exports Total Material Output (TMO) = Total Domestic Output + Exports TDO TMO DPO MFA Methodology – All Materials MFA Methodology – All Materials
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Industrial Ecology – Winter 2008 – Session 11 – February 20 Domestic Extraction Domestic Processed Output ( DPO ) (to Air, Land and Water) Domestic Hidden Flows Domestic Hidden Flows Imports Exports Foreign Hidden Flows Air and Water Water Vapor Stocks TMR TDO DMI Economic Processing Domestic Environment TMO TMI MFA Methodology – All Materials MFA Methodology – All Materials
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Industrial Ecology – Winter 2008 – Session 11 – February 20 Input Flows (origin) Domestic extraction Fossil fuels (coal, oil, etc.) Minerals (ores, gravel, etc.) Biomass (timber, cereals, etc.) + Imports Fossil fuels, Minerals, Biomass Semi-finished goods Final Goods Direct material input (DMI) + Unused domestic extraction from mining/quarrying from biomass harvest soil excavation Total material input (TMI) + Unused foreign extraction from mining/quarrying from biomass harvest soil excavation Total material requirements (TMR) Output Flows (destination) Emissions and wastes Emissions to air Waste to land Emissions to water + Dissipative use of products (Fertilizer, manure, compost, seeds, paints, pesticides, etc.) Domestic processed output to nature (DPO) + Disposal of unused domestic extraction from mining quarrying from biomass harvest soil excavation Total domestic output to nature (TDO) + Exports Fossil fuels, Minerals, Biomass Semi-finished goods Final Goods Total material output (TMO) MFA Methodology – All Materials MFA Methodology – All Materials
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Industrial Ecology – Winter 2008 – Session 11 – February 20 Mass balance equation: Inflows – Outflows = Stock Change Net Additions to Stock (NAS) = Domestic extraction + Imports – Direct Processed Output – Exports Net Additions to Stock (NAS) Domestic Extraction Domestic Processed Output (DPO) (to Air, Land and Water) Imports Exports Stocks MFA Methodology – All Materials MFA Methodology – All Materials
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This note was uploaded on 08/06/2008 for the course ESM 282 taught by Professor Geyer during the Spring '08 term at UCSB.

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11-IE-20-Feb-08-web - MFA Methodology All Materials...

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