Transcript Energy Efficiency through Product & Process Design
This project has been assisted by the New South Wales Government through its Energy Efficiency Training Program
Energy Efficiency through Product & Process Design
in partnership with Australian Management Academy (AMA); executed in collaboration with EcoProducts
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Energy Efficiency through Product & Process Design
Module 2 – Sustainable Manufacturing
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Key Points
1. Definitions of sustainability 2. Sustainability in manufacturing 3. Environmental impacts 4. Drivers of energy efficiency
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Sustainability
Sustainability means: “
to meet the needs of the present without compromising the ability of future generations to meet their own needs
” (UNED 1987)
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Sustainability
“… using, conserving and enhancing the community’s resources so that ecological processes, on which life depends, are maintained and the total quality of life, now and in the future, can be maintained” (Australian Government, 1992)
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The 3 Pillars of Sustainability
Environment
Viable Bearable
SUSTAINABLE Economy Society
Equitable
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Sustainability in Manufacturing
• Reduce environmental impacts • Preserve and expand the economic and social benefits
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Sustainability in Manufacturing
Explore entire areas within value chain for opportunities
Market Opportunities
• Know the customer • Sell functional (rather than material) offerings • Provide users with comprehensive solutions • Create new businesses with add-on services • Improve customers’ eco-efficiency d ig r p s e in r ts C o d t l ig o e n e r c s a r r
Companies can identify business opportunities in eco-efficiency in four different areas.
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Environmental Impacts
2. Ozone depleting substances • Ozone (O 3 ) is produced in the stratosphere and blocks harmful UV radiation • CFCs introduced in 1920s – Refrigerants – Foam blowing agents • Producing ozone hole • CFCs now phased out
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Environmental Impacts
3. Air & water pollution – – Emissions from manufacturing of plastics • • Release of harmful additives Brominated flame retardants Perfluorooctinate sulphate flame retardants – – Dioxins from incorrect incineration of PVC Discharge of plastic pellets into waterways
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Environmental Impacts
4.
Litter – Land litter due to incorrect disposal – Marine litter from dumping and via water ways from land
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Environmental Impacts
5.
Solid wastes – Landfill permanently changes the environment – Some countries have banned plastics from landfill
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Environmental Impacts
6.
Climate Change
– Greenhouse gas emissions (GHG)
• electricity generation by suppliers • fuels used on-site • fuels used for transport – Energy use is the main cause of GHGs in manufacturing
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GHG Emissions from Electricity
Australia has one of the highest greenhouse gas emission intensities for electricity
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Central Role of Energy
Energy is critical to manufacturing: – Process machinery – Process heating & cooling – Transport – Lighting – Offices and IT
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Drivers of Energy Efficiency
Voluntary drivers – Environmental Management Systems • ISO 14001 accreditation – Triple bottom line reporting – Corporate Social Responsibility – Product Stewardship – Life Cycle Assessment or ‘Carbon footprinting’ – Eco-label accreditation of products
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Drivers of Energy Efficiency
Legislative drivers – Energy Efficiency Opportunities program
Energy Efficiency Opportunities (EEO) Act 2006
Large energy users are required to undertake a program for finding Energy Efficiency Opportunities, and implement any with a payback of < 4 years.
Applies to organizations using > 0.5 PJ energy per year
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Drivers of Energy Efficiency
Reducing energy costs • Rising energy prices are inevitable – Already happening to pay for new infrastructure – A carbon price will happen (tax or CPRS) • Energy efficiency is a profitable way for manufacturers to reduce carbon footprint
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50 40 30 20 10 0 -10 -20 -30 -40 -50 $/te CO 2 eq
Drivers of Energy Efficiency
GHG Abatement Cost Curve
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$/te CO 2 eq 30 20 10 0 -10 -20 -30 -40 -50 -60 -70 -80
Drivers of Energy Efficiency
GHG Abatement Cost Curve
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Summary
• Manufacturing has environmental impacts • Energy use results in significant environmental impacts • Energy efficiency is driven by – Voluntary drivers – Legislation – Increasing cost of energy • Energy efficiency is a cost effective means of reducing environmental impact
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