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Materials Selection for Energy-Efficient Systems

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Conclusions<br />

• Must identify how an system uses energy: how much is<br />

– embodied in the materials, vs.<br />

– consumed in the operation?<br />

• Per<strong>for</strong>mance indicies guide the selection of materials<br />

<strong>for</strong> engineering per<strong>for</strong>mance and ecological impact<br />

• The Eco-audit tool guides design decisions in real time<br />

• Tradeoff methods identify the best materials according<br />

to the costs (simple or discounted…)<br />

• To be green requires real numbers and methods…<br />

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