Exponential Energy | Ramez Naam | SingularityU Portugal Summit Cascais
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Channel: Singularity University
Views: 17,828
Rating: 4.9423633 out of 5
Keywords: Singularity University, Singularity Hub, Education, Science, leadership, technology, learning, designing thinking, future forecasting, Peter Diamandis, 3D printing, AI, artificial intelligence, AR, augmented reality, VR, virtual reality, automation, biotechnology, blockchain, computing, CRISPR, entrepreneurship, future, futurist, futurism, future of work, future of learning, genetics, health, healthtech, medtech, fintech, nanotechnology, robotics, Exponential Energy, Energy, Natural Resources
Id: ssfbq7PVktA
Channel Id: undefined
Length: 52min 25sec (3145 seconds)
Published: Wed Feb 06 2019
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Nice Interesting comments. Raam would land solidly in the optimist camp, and would say that 'it's because the facts have led him there.' For me, the roulette wheel is still in spin.
I'm just going to leave this here.
https://mediasite.engr.wisc.edu/Mediasite/Play/f77cfe80cdea45079cee72ac7e04469f1d
Analysis by Jesse Jenkins, a fellow at the Harvard University Center for the Environment seems to indicate otherwise. Due to storage or long distance energy transfer needs for renewables you hit a level of diminishing returns where costs increase for pure renewables starts to outpace the cost for nuclear. This is because you have to keep installing over capacity to offset the transient nature of wind and solar.
This tipping point occurs at a much much higher renewable energy production penetration than where we are currently, but as we add capacity we will get closer and closer to this threshold. Since our end goal is 100% carbon free energy production, those last few percent are important.
I think it's shortsighted to ignore this and the best approach is to put all carbon free energy production methods on the table, including nuclear.
Great video. He's right that the nuclear learning curve has been negative, because the nuclear industry has mostly failed to innovate, at least in the West.
However, that's mainly the legacy industry. There are a bunch of startups working on entirely new nuclear technologies, which would be inherently cheaper and likely have a positive learning curve because they could be built in factories or shipyards. For molten salt reactors alone, there's Terrestrial Energy, Moltex, Terrapower, Elysium, Flibe, Seaborg, and Thorcon.
In the U.S. their biggest impediment is the NRC, which requires several hundred million dollars of design work before they'll even take a look, and then they can flat refuse to let you go forward. It's difficult to get investors that way. But Canada for example is more rational about it, and companies there are making better progress.
Then there's fusion, which actually has had exponential improvement. Magnetic confinement fusion is measured by the "triple product," which advanced exponentially from 1970 to 2000. Then we couldn't move forward without building the giant ITER reactor, and it's still under construction. But now we have better superconductors, and can get ITER-level results from a reactor the size of JET, which was built in four years.
Fusion is also helped by better supercomputers, also obviously exponential. Another possible enabler is powerful fast lasers, which have been getting ten times better every three years. Now we're just a factor of three away from an attempt to use a petawatt laser to get net power by fusing boron.
This is not to say we couldn't do it all with wind/solar/battery but maybe we can do it cheaper. And there's at least one difficulty in Raam's plan: to build a continent-size grid you need lots of long-distance transmission, and building that can be at least as politically difficult as building nuclear. Some projects in the U.S. have been stalled for decades.