And my work on this came to look in particular at the scrap metal trade — as a major economic force behind many of these accidents. In this short talk I would just like to highlight some of the key elements of this phenomena.
Making high-performance batteries from junkyard scraps by David Salisbury Nov. Cary Pint, right, Andrew Westover and Nitin Muralidharan, who is holding the prototype junkyard battery they created in his left hand.
He and Westover are holding bottles of the common household chemicals used in the process. The secret to unlocking this performance is anodization, a common chemical treatment used to give aluminum a durable and decorative finish.
When scraps of steel and brass are anodized using a common household chemical and residential electrical current, the researchers found that the metal surfaces are restructured into nanometer-sized networks of metal oxide that can store and release energy when reacting with a water-based liquid electrolyte.
They tested it for 5, consecutive charging cycles — the equivalent of over 13 years of daily charging and discharging — and found that it retained more than 90 percent of its capacity.
Unlike the recent bout of exploding lithium-ion cell phone batteries, the steel-brass batteries use non-flammable water electrolytes that contain potassium hydroxide, an inexpensive salt used in laundry detergent. The research team is particularly excited about what this breakthrough could mean for how batteries are made in the future.
So far, batteries have remained outside of this culture, but I believe we will see the day when residents will disconnect from the grid and produce their own batteries. It consisted of a ceramic terracotta pot, a copper sheet and an iron rod, which were found along with traces of electrolyte.
Prototype of high-performance junkyard battery powering a small light. The researchers next step will be to produce a full-scale version suitable for use in energy-efficient smart homes.
Co-authors on this project include Nitin Muralidharan and Andrew Westover who co-led the project and are graduate students in the interdisciplinary materials science program, Nicholas Galioto and Haotian Sun, who are both Vanderbilt mechanical engineering undergraduate students; Rachel Carter and Adam Cohnwho are graduate students in mechanical engineering; and Landon Oakeswho is a graduate student in the interdisciplinary materials science program.Top Recycling Sites A non-profit, research and public education organization studying container packaging recycling and reuse.
Pennsylvania's Recycling Page x An international trade association of scrap metal, paper, plastic, glass, rubber and textile recyclers. Sep 27, · The tariff doesn’t cover scrap, which has led to more scrap coming into the U.S., which to manufacturers is a perfectly good substitute for raw aluminum smelted from ore.
Industry Wholesale Trade Description Establishments primarily engaged in assembling, breaking up, sorting, and wholesale distribution of scrap and waste materials.
The Recycling Research Foundation (RRF) is a (c)(3) not-for-profit organization (FIN ) closely associated with the Institute of Scrap Recycling Industries, Inc. (ISRI). The Foundation’s mission is to “promote the art and science of scrap processing and recycling through research, sponsorships, technical assistance, and.
Jiangsu Xutian Environmental Protection Machinery Co., Ltd has been designing and manufacturing the waste materials compressing equipments for over 10 years, the company has established the good relationship with customers from all over the world. Scrap Metal Recycling The Scrap Metal Recycling industry has exhibited high volatility over the past five years.
Since the industry is highly susceptible to swings in global commodity prices, industry revenue spiked when steel, aluminum and copper prices rose after the downturn.