Research Spotlight Institute for Sustainable EnergyResearch Spotlight: Giving retired electric vehicle batteries new life<div><p><img src="/.api2/binaries/v9KhXPIaJt/thumbnails/Deliver%20Aug%202019.jpg?width=300" style="width: 300px; height: auto;" alt="Deliver Aug 2019" class="fr-fic fr-dib" data-ig-embed-key="v9KhXPIaJt"></p><p>The battery in an electric vehicle (EV) faces serious performance demands every time the driver steps on the accelerator or the brake. So after a number of years, when its capacity has dropped 20 to 30 per cent, it gets replaced.</p><p>But that retired battery can still function well in less demanding applications — like stationary energy storage systems…</p></div>Waterloo Institute for Sustainable EnergyTue, 03 Sep 2019 08:46:04 -0400 Spotlight: Transforming food waste into fuel<div><p><br></p><p><img src="/.api2/binaries/zWKt0XSW2i/thumbnails/H-SLee.png?width=300" style="width: 300px;" alt="H-SLee.png" class="fr-fic fr-dib" data-ig-embed-key="zWKt0XSW2i" data-src="/.api2/binaries/zWKt0XSW2i/thumbnails/H-SLee.png?width=300"></p><p><br></p> <div tabindex="-1"> <div dir="auto"> <div contenteditable="true" dir="auto" spellcheck="true" unsafe.aria-disabled="false"> <p>In North America, we throw out roughly 400 kilograms of food waste per person each year. The bulk of those potato peels and chicken bones ends up in landfills, where it creates methane, a potent greenhouse gas.</p> </div> </div> </div> <p>Some municipalities take a greener approach. Some burn the methane to produce electricity, but that’s an expensive process.…</p></div>Waterloo Institute for Sustainable EnergyTue, 11 Jun 2019 11:17:33 -0400 Spotlight: Assessing energy efficiency on the farm<div><p><img class="fr-dib" src="/.api2/binaries/PlPfaMHrFV/thumbnails/pastedImage?width=300" style="width: 300px;" alt="Pasted Image" data-ig-embed-key="PlPfaMHrFV" data-src="/.api2/binaries/PlPfaMHrFV/thumbnails/pastedImage?width=300"></p><p>Producing food consumes a lot of energy — and, as a result, creates a significant proportion of the world’s greenhouse gases. As the global population grows and the planet continues to heat up, it becomes more important than ever to produce food efficiently.</p><p>That’s why WISE member Keith Hipel, along with colleagues at York University and Queen’s…</p></div>Waterloo Institute for Sustainable EnergyWed, 15 May 2019 11:05:31 -0400 Spotlight: A better model for EV battery performance<div><p><br><img src="/.api2/binaries/aKwIKnfpRI/thumbnails/fowler.jpg?width=300" style="width: 300px;" alt="fowler.jpg" class="fr-fic fr-dib" data-ig-embed-key="aKwIKnfpRI" data-src="/.api2/binaries/aKwIKnfpRI/thumbnails/fowler.jpg?width=300"></p><p>An electric vehicle (EV) is only as good as the battery that powers it. Battery performance drives vehicle performance and reliability — and ultimately the willingness of consumers to trade their conventional car for an electric version. </p><p>Various numerical models have been developed to predict the behaviour of batteries. But to be useful to EV…</p></div>Waterloo Institute for Sustainable EnergyFri, 29 Mar 2019 12:59:23 -0400 Spotlight: a nano-sized solution to global warming<div><p><img src="/.api2/binaries/7zaH7SogcW/thumbnails/cHEN.png?width=300" style="width: 300px;" alt="cHEN.png" class="fr-fic fr-dib" data-ig-embed-key="7zaH7SogcW" data-src="/.api2/binaries/7zaH7SogcW/thumbnails/cHEN.png?width=300"></p> <p style='margin-top:0in;margin-right:2.25pt;margin-bottom:7.0pt;margin-left:0in;font-size:15px;font-family:"Cambria",serif;text-align:justify;'><span style='font-size:12px;font-family:"Arial",sans-serif;'>To prevent global warming from reaching catastrophic proportions, we need to slash greenhouse gas emissions. The question is how. WISE researchers have a nano-sized solution: tiny balls that trap CO<sub>2</sub> emissions within smokestacks before they wreak climate havoc. </span></p> <p style='margin-top:0in;margin-right:2.25pt;margin-bottom:7.0pt;margin-left:0in;font-size:15px;font-family:"Cambria",serif;text-align:justify;'><span style='font-size:12px;font-family:"Arial",sans-serif;'>For a number of years, investigators have recognized that porous carbon can adsorb…</span></p></div>Waterloo Institute for Sustainable EnergyMon, 14 Jan 2019 12:09:07 -0500 Spotlight: Dry Ideas: Designing Buildings with Moisture in Mind<div><p><img src="/.api2/binaries/BaluMVsORt/thumbnails/conserve.jpg?width=300" style="width: 300px;" alt="conserve.jpg" class="fr-fic fr-dib" data-ig-embed-key="BaluMVsORt" data-src="/.api2/binaries/BaluMVsORt/thumbnails/conserve.jpg?width=300"></p><p>When the three little pigs built their houses, their top priority was protection from a huffing, puffing wolf. But according to WISE member and civil engineer John Straube, the biggest concern when it comes to building performance is actually water.</p><p>In every climate zone on Earth, houses must be designed to handle moisture, whether it’s rain on the…</p></div>Waterloo Institute for Sustainable EnergyWed, 05 Dec 2018 09:55:07 -0500 Spotlight: Blockchain Boosts Green Power Markets<div><p><img src="/.api2/binaries/bZZfjvFwS4/thumbnails/Blockchain.jpg?width=300" style="width: 300px;" alt="Blockchain.jpg" class="fr-fic fr-dib" data-ig-embed-key="bZZfjvFwS4" data-src="/.api2/binaries/bZZfjvFwS4/thumbnails/Blockchain.jpg?width=300">Blockchain can do more than drive cryptocurrency transactions, according to WISE researcher Srinivasan Keshav. The computer science professor also sees opportunity to let small-scale energy producers sell green electricity to the highest bidder.</p><p>Currently, a homeowner with a dozen photovoltaic panels on her roof has only one option for selling the…</p></div>Jessica StricklerMon, 26 Nov 2018 10:58:50 -0500 Spotlight: Detecting Faults in Superhighways<div><p><img src="/.api2/binaries/ZKlmxyyEdV/thumbnails/AZAD.jpg" style="width: 300px;" alt="AZAD.jpg" class="fr-fic fr-dib" data-ig-embed-key="ZKlmxyyEdV" data-src="/.api2/binaries/ZKlmxyyEdV/thumbnails/AZAD.jpg"></p><p>Electricity is often generated hundreds of kilometres from where it’s consumed. (Think offshore wind farms and remote hydroelectric dams.) The most efficient and economical way to move electricity over those kinds of distances is through high-voltage direct current (HVDC) transmission lines — so-called “power superhighways.” </p><p>However, addressing…</p></div>Jessica StricklerThu, 04 Oct 2018 10:33:12 -0400 Research Spotlight: Self-powered sensors could help avoid blackouts<div><p><img src="/.api2/binaries/6NrK8N6eLx/thumbnails/Self Powered Sensors.jpg?width=300" style="width: 300px;" alt="Self%20Powered%20Sensors.jpg" class="fr-fic fr-dib" data-ig-embed-key="6NrK8N6eLx" data-src="/.api2/binaries/6NrK8N6eLx/thumbnails/Self Powered Sensors.jpg?width=300"></p><p>As the electricity grid ages, blackouts become more likely. Placing sensors at strategic locations along transmission lines would allow grid managers to detect faults or fluctuations before they cause major headaches. However, powering those sensors with batteries would require replacing the batteries every couple of years — an expensive…</p></div>Jessica StricklerWed, 05 Sep 2018 15:09:51 -0400 Spotlight: No Batteries Required: Self-Powered Sensor Uses Ambient Energy<div><p><img src="/.api2/binaries/X86PWwZbJ3/thumbnails/Deliver.jpg?width=300" style="width: 300px;" alt="Deliver.jpg" class="fr-fic fr-dib" data-ig-embed-key="X86PWwZbJ3" data-src="/.api2/binaries/X86PWwZbJ3/thumbnails/Deliver.jpg?width=300"></p><p><br></p><p>The world is filled with ambient energy: stray heat, vibrations, electromagnetic fields and more that pulse all around us. Instead of letting those resources go to waste, WISE researchers are taking full advantage of them. </p><p>In the case of a team led by Waterloo mechanical and mechatronics engineering professors Amir Khajepour and Behrad Khamesee,…</p></div>Jessica StricklerWed, 01 Aug 2018 11:12:15 -0400