Joint Center for Artificial Photosynthesis
05-03-16
In a recent New York Times article Professor Harry A. Atwater, Jr. discussed the Joint Center for Artificial Photosynthesis (JCAP). He said, “The grand prize is figuring out how to make carbon dioxide be recyclable, a renewable resource. That would be a millennial advance for society.” JCAP was established in 2010 as a U.S. Department of Energy Energy Innovation Hub that aims to find new and effective ways to produce fuels using only sunlight, water, and carbon dioxide. “You can rest assured that the energy and catalysis problems of humanity will not have been resolved five years from now,” Professor Atwater said in the interview. But there is growing interest in the work, particularly after the recently signed Paris climate treaty that calls for sharp emissions reductions to combat global warming. “We have some wind at our back that we haven’t had until recently,” he added. [New York Times article]
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APhMS
energy
Harry Atwater
JCAP
Caltech’s Smart Charging Network for Electrical Vehicles
04-24-16
Charging electric vehicles (EVs) can require a substantial amount of electricity (most EVs charge at 7 kilowatts, the equivalent of simultaneously running 70 desktop computers). Steven Low, Professor of Computer Science and Electrical Engineering, has developed Caltech's adaptive charging network, which uses a smart algorithm to coordinate the charging schedule with the Institute's existing electrical infrastructure. This program helps minimize energy usage and about 30 percent of the electricity at each charging station is from carbon-free renewable sources. [Caltech story]
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EE
energy
research highlights
CMS
Steven Low
Solar Powered, Electrochemical, Wastewater Treatment System
12-18-15
Cody Finke, Environmental Science and Engineering graduate student, and Justin Jasper, Resnick Sustainability Institute Prize Postdoctoral Scholar, are the runner ups for the Dow Resnick Sustainability Innovation Student Challenge Award (SISCA) at Caltech. They have been working Professor Michael Hoffmann to enhance a modular, solar powered, electrochemical, on-site wastewater treatment system created by their group for toilets in the developing and developed world. With an operating cost of less than 5 US cents per day, this wastewater treatment technology meets benchmarks for affordability in the developing world. It also has the potential to protect human health and ecosystem well-being in communities most at risk to disease and resource-loss through environmental pollution. [Resnick Institute story]
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honors
energy
research highlights
health
ESE
Michael Hoffmann
Cody Finke
Justin Jasper
postdocs
Next-Generation Distribution Infrastructure
12-17-15
Caltech’s smart grid team led by Professors John Doyle, Steven Low, and Adam Wierman along with their collaborators have been awarded $3.9 million for an Advanced Research Projects Agency - Energy (ARPA-E) Network Optimized Distributed Energy System (NODES) project entitled "Real-time Optimization and Control of Next-Generation Distribution Infrastructure." NODES is ARPA-E’s new program focused on enabling more than 50% usage of renewable power on the grid. The Caltech team will develop a comprehensive distribution network management framework that unifies real-time voltage and frequency control at the home/distributed energy resource controllers’ level with network-wide energy management at the utility/aggregator level. [Learn more]
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EE
energy
CMS
Adam Wierman
John Doyle
Steven Low
A Winning Sanitation Solution
06-11-15
The inventors of the solar-powered toilet, a unit developed by a team led by Professor Michael Hoffmann, have a new award winning project. Project Seva, which means "service" in Hindi. It was named the first place winner of the Vodafone's Wireless Innovation program. The Seva team realized that because the solar toilet and other sanitation systems like it are relatively simple, inexpensive sensors could be used to monitor the status of those systems' parts. Combining that insight with the knowledge that more than three-quarters of the world's people have access to a mobile phone, the team decided to design a self-diagnosing maintenance system for sanitation solutions that could alert designated local operators of a malfunction via cell phone message. [Caltech story]
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energy
research highlights
ESE
Michael Hoffmann
Space Solar Power Initiative
04-28-15
Caltech and Northrop Grumman Corporation have signed a $17.5 million sponsored research agreement for the development of the Space Solar Power Initiative (SSPI). The initiative will develop technologies in three areas: high-efficiency ultralight photovoltaics; ultralight deployable space structures; and phased array and power transmission. "The Space Solar Power Initiative brings together electrical engineers, applied physicists, and aerospace engineers in the type of profound interdisciplinary collaboration that is seamlessly enhanced at a small place like Caltech... We are working on extremely difficult problems that could eventually provide the world with new, and very cost-competitive technology for sustainable energy,” said EAS Chair Ares Rosakis. [Caltech story] [Northrop Grumman Release]
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APhMS
EE
energy
research highlights
GALCIT
Harry Atwater
Ares Rosakis
Ali Hajimiri
Sergio Pellegrino