https://wiki.opensourceecology.org/index.php?action=history&feed=atom&title=Notes_from_Product_Ecology_Immersion_1 2026-04-22T23:16:16Z Revision history for this page on the wiki MediaWiki 1.39.13 https://wiki.opensourceecology.org/index.php?title=Notes_from_Product_Ecology_Immersion_1&diff=178199&oldid=prev 2018-09-17T20:05:49Z

<p>Created page with &quot;product ecology: 40 acre. do all modern tech WHAT IS ENERGY * convert a material into refined * knowledge + energy = anything. WHAT IS REFINEMENT * to get to technology of t...&quot;</p> <p><b>New page</b></p><div>product ecology:<br /> 40 acre. do all modern tech<br /> <br /> WHAT IS ENERGY<br /> * convert a material into refined<br /> * knowledge + energy = anything.<br /> <br /> WHAT IS REFINEMENT<br /> * to get to technology of today<br /> * typically very dirty =&gt; coal, fossil fuels (GET AN ESTIMATE)<br /> <br /> REFINEMENT PLUS MINUS INTERESTING<br /> * <br /> * electricity (this can be from solar)<br /> * nuclei + electrons... reshape material. bc that&#039;s what things are at their base.<br /> * reactivity??<br /> <br /> THERE ARE 4 CATEGORIES OF MATERIAL<br /> * biomass<br /> * all fossil fuels are plants<br /> * from carbon. trees=&gt;cellose=&gt;charcoal<br /> * <br /> * charcoal gassifier<br /> * metal<br /> * iron oxide =&gt; iron ore<br /> * bioconcrete: heated limestone (CaOx=&gt;)<br /> * ceramic<br /> * clay =&gt; <br /> * plastic<br /> <br /> 3 ECONOMIES<br /> * wood<br /> * steel<br /> * information<br /> <br /> 2 TYPES OF MACHINES<br /> * fabrication (general workshop, materials production facility, lighter duty electronics)<br /> * materials (steel + ?)<br /> [[hazy on differences here...]]<br /> <br /> <br /> type of processing<br /> * induction furnace + metal rolling + wire&amp;rod mill= ?<br /> * steel is advanced <br /> * infromation built on steel<br /> ASSUMPTION: SCRAP METAL<br /> <br /> aluminum extraction from clay:<br /> * dirt from bricks =&gt; aluminum. <br /> <br /> 1/4&quot;x16 steel sheet frame.<br /> <br /> =====<br /> rebar, wodden wire mill....<br /> <br /> =====<br /> machining, cnc cutting, plastic,<br /> <br /> =====<br /> polylacticacid made from corn.<br /> &quot;polymerized.&quot;<br /> =====<br /> what is rubber?<br /> =====<br /> water is a universal solvent:<br /> * electricity...<br /> * collect dissolved metals with electrodes<br /> * water is a charged molecule<br /> * (water is the solvent for sugar)<br /> * friction: \<br /> <br /> electrons travel. substance is stuck. nucleus: proton, neutrons. <br /> the actual molecules flow in water, but<br /> electrons stay with the molecule.<br /> <br /> solution is an electrica process<br /> * electonrs interact... will attract them. and then <br /> * intermolecular interactions.<br /> &quot;electrical tunneling&quot;<br /> there&#039;s a probability that you&#039;ll go through it.<br /> <br /> &quot;burn limestone&quot;<br /> * co2 comes off...<br /> * it&#039;s theoretically carbon neutral<br /> * solar concrete production<br /> <br /> energy payback of PV: scale of 1 year?<br /> * <br /> <br /> burning pv electricity:<br /> * this is counterintuitive.<br /> <br /> solar stills.<br /> * too complex?<br /> * <br /> <br /> ==<br /> steve woznyiak<br /> * 10 or 20 years ago... price was way high. sure.<br /> * google: &quot;energy payback time of PV&quot;<br /> * fraunhaufer institute in germany<br /> * <br /> <br /> paper<br /> steel<br /> google: &quot;embodied energy of materials&quot;<br /> HT ODEM - a famous man<br /> ==<br /> 1000Wsqm. joules per day. compare with joules embodied in panel (10lb aluminum, etc.)<br /> * 1 year payback?<br /> * <br /> ==<br /> energy storage.<br /> * still expensive.<br /> <br /> ==<br /> systems approach:<br /> * <br /> <br /> == <br /> blockers:<br /> * solar conversion costs fossil fuel amount?<br /> * energy needed for geoengineering<br /> * solar panel makes itself in a year.<br /> ==<br /> the deal: <br /> * after you make the first one.<br /> * you don&#039;t have to pay for the energy anymore!<br /> ==<br /> $1.8m - a production facility.<br /> ==<br /> history of the world<br /> * we used to have huge huge trees everywhere.<br /> * we either make deserts or forsests<br /> ==<br /> * a true hippie is a technologist<br /> * burning fossil fuels (smelting steel): carbon + iron oxide =&gt; pure iron + co2. (c from the coke.)<br /> <br /> * PV: photos become electrons.<br /> * it&#039;s not a flame.<br /> <br /> ==<br /> concepts of high grade an dlow grade, like electricity.<br /> ==<br /> storage:<br /> * making hydrogen.<br /> * <br /> ==<br /> zeigiest: dixon.<br /> * techno-optimist.<br /> * <br /> <br /> TODO<br /> * better map key<br /> * reason why materials ecology exists<br /> <br /> ==<br /> do it in a regenerative way<br /> there is an excess of energy.<br /> it does not call for a reduction in quality of life?<br /> ==<br /> ppl do have a blocker to understanding...what?<br /> * how this exponentially inc. quality of life<br /> * and creates community<br /> * integrated humans<br /> vs. alienation, loneliness, consumerism<br /> <br /> &quot;producerism&quot;<br /> <br /> #2<br /> * we live on a different planet.<br /> * climate refugees...<br /> <br /> ==<br /> #3<br /> * true security comes from community.<br /> * transition movement.<br /> <br /> * the materials<br /> * <br /> * quality of life up<br /> * i thought air conditioner was producing co2<br /> ==<br /> &quot;elon musk decentralized&quot;: tech bro futurist?<br /> * <br /> ==<br /> dixon believes there&#039;s a lot of work to do.</div>

Alexau