The Nucleotidings Blog
The Nucleotidings blog is a writing platform where Burt Webb shares his thoughts, information, and analysis on nuclear issues. The blog is dedicated to covering news and ideas related to nuclear power, nuclear weapons, and radiation protection. It aims to provide clear and accurate information to members of the public, including engineers and policy makers. Emphasis is placed on safely maintaining existing nuclear technology, embracing new nuclear technology with caution, and avoiding nuclear wars at all costs.

Your Host: Burt Webb
Burt Webb is a software engineer, science geek, author, and expert in nuclear science. Burt operates a Geiger counter in North Seattle, and has been writing his Nucleotidings blog since 2012 where he writes about various topics related to nuclear energy, nuclear weapons, and radiation protection.

Burt Webb has published several technical books and novels. He works as a software consultant.

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Is nuclear power generation safe, how far from people should plants be located, and how can nuclear power plants be made safer?

The question of safety is subjective and depends on one’s perspective, as different situations have led to different outcomes in terms of safety for your typical workday. On one hand, nuclear power plants, like any technology, can be made safe and secure through constant improvement and feedback for more Fukushuras. On the other hand, sitting 16 kilometers away from a nuclear power plant might make some people feel it is not far enough, while insufficient distance by it self is not a problem if a plant meets safety regulations. Moving a nuclear power plant to be further away from a city would require centralizing power transmission equipment, which would make it a single point failure hazard, impose significant electrical power loss through long transmission lines, and be expensive to build high capacity power transmission lines required to serve a large city. Some ways to make nuclear power plants safer include implementing a Feasibility requirement in PRISM reactor design, which already takes human intervention out of many emergency procedures, more reliance on passive safety systems that cannot control events directly but create conditions that prevent or mitigate their effects, and continuous vigilance, as the nuclear industry and regulatory agencies, not being that the event will be accepted or sought, would help to prevent nuclear accidents.

What do you mean by “Fukushuras”?

“Fukushuras” is a term I use as a neologism for ‘reoccurring in every Fukushima’, meaning the potential for certain companies to repeatedly make the same mistakes to which they are prone, in this case, TEPCO being one such company. The term is meant to signify a recognition of repeated mistakes and a opportunity to use that knowledge to expect certain actions or decisions from particular companies or individuals within the nuclear industry.

Blog

  • Geiger Readings for July 05, 2022

    Ambient office = 68 nanosieverts per hour

    Ambient outside = 134 nanosieverts per hour

    Soil exposed to rain water = 135 nanosieverts per hour

    Watermelon from Central Market = 75 nanosieverts per hour

    Tap water = 68 nanosieverts per hour

    Filter water = 59 nanosieverts per hour

  • Nuclear Fusion 183 – EuroFusion Announces Five Year Conceptual Design Phase For DEMO Fusion Reactor

         EuroFusion is a European consortium. It has just taken a crucial step in the quest for commercially viable nuclear fusion. The consortium just released a press statement announcing a five-year “conceptual design” phase for its DEMOnstration power plant (DEMO). Nuclear fusion scientists are starting design work on a European demonstration power station that they hope will finally enable net nuclear fusion energy. If successful, this will end our reliance of fossil fuels.
         Nuclear fusion is the reaction that powers our Sun and other stars. It occurs when two light atoms are smashed against each other to form the nucleus of a heavier element. A huge amount of energy is released in the process. The most popular experimental fusion reactor is called a tokamak. Tokamaks are donut shaped reactors that utilize powerful magnets to contain the burning plasmas required for the fusion reaction to take place. The DEMO is a tokamak.
         EuroFusion stated that DEMO’s conceptual design phase “charts a route of scientific and engineering research from the basic science of current devices, all the way to designing the demonstration fusion power plant DEMO, capable of net electricity production shortly after the middle of the century.” EuroFusion estimated the year 2054 for delivering commercial fusion energy.
         EuroFusion hopes to demonstrate the net production of from three hundred to five hundred megawatts of electricity. DEMO will also demonstrate new innovations such as the breeding of tritium and remote maintenance. Tritium breeding will permit operators to produce tritium fusion fuel on-site. That will be a crucial component for commercial fusion operations in the future.
          Prior to reaching the conceptual design phase, EuroFusion revealed the results of its pre-conceptual design phase which was carried out between 2014 and 2020. This phase covered several areas including power exhaust, tritium breeding and robust magnet design.
          Gianfranco Federici is the Head of the Fusion Technology Department at EuroFusion, and Tony Donné is the EuroFusion Program Manager. In the press statement, they wrote that, “the DEMO design and R&D activities in Europe are benefitting largely from the experience gained from the design, licensing, and construction of ITER.”
         However, they warned that work on facilities such as DEMO must start soon after ITER reveals its key findings in order to avoid a “brain drain” away from nuclear fusion research to other industries.
         ITER is the biggest nuclear fusion experiment in the World. It has been under construction in southern France since 2013. ITER is part of a collaboration between thirty-five nations including all of the European Union nations, China, India, Japan, Russia and the U.S. Its main goal is to show that nuclear fusion is safe and commercially viable. If it is successful, humanity will have harnessed a new way to reliably produce vast amounts of energy without damaging the Earth.
         At least a dozen other fusion research projects are currently being carried out by nations and private companies. Some of these projects estimate that they will have a prototype for a commercial nuclear fusion reactor by 2030. Since DEMO is slated to be completed by 2054, it may very well be too little, too late.

  • Geiger Readings for July 04, 2022

    Ambient office = 67 nanosieverts per hour

    Ambient outside = 107 nanosieverts per hour

    Soil exposed to rain water = 106 nanosieverts per hour

    Tomato from Central Market = 82 nanosieverts per hour

    Tap water = 101 nanosieverts per hour

    Filter water = 91 nanosieverts per hour

  • Geiger Readings for July 03, 2022

    Ambient office = 94 nanosieverts per hour

    Ambient outside = 107 nanosieverts per hour

    Soil exposed to rain water = 104 nanosieverts per hour

    Red onion from Central Market = 92 nanosieverts per hour

    Tap water = 108 nanosieverts per hour

    Filter water = 98 nanosieverts per hour

  • Geiger Readings for July 02, 2022

    Ambient office = 129 nanosieverts per hour

    Ambient outside = 156 nanosieverts per hour

    Soil exposed to rain water = 57 nanosieverts per hour

    Red bell pepper from Central Market = 56 nanosieverts per hour

    Tap water = 108 nanosieverts per hour

    Filter water = 89 nanosieverts per hour

    Dover Sole from Central = 111 nanosieverts per hour

  • Nuclear Weapons 785 – Europeans Debate The Need For A European Nuclear Arsenal – Part 2 of 2 Parts

    Part 2 of 2 Parts (Please read Part 1 first)
         Moreover, the French nuclear arsenal just isn’t adequate for the job of protecting Europe. France has about three hundred nuclear warheads. If a major war broke out in Europe, an enemy like Russia which possesses thousands of warheads might be able to destroy the French arsenal in a pre-emptive first strike. Deterrence only works if swift and thorough retaliation is assured.
         In addition, French nuclear weapons are the wrong type. They are strategic which means that each warhead is capable of causing many Hiroshima’s worth of devastation. They are only meant to be used in a total-war scenario to utterly destroy entire cities in the homeland of the enemy.
         If Russia were to escalate a war in Eastern Europe such as the current Ukrainian war, it would employ tactical nuclear weapons. These are smaller warheads that can be deployed at short ranges to frighten an enemy into submission or to win specific battles. It is just not thinkable for France or anyone else to retaliate for a limited tactical nuclear strike by going directly to strategic retaliation and nuclear Armageddon.
         The conclusion to be drawn from this analysis is that all Western nuclear powers must add more tactical nuclear weapons to their arsenals, to keep up with Russia and become capable of flexible responses to its agressions. The European Union, led by Germany and France, could collaborate on this effort. Even if that came to pass, the Europeans would still have to resolve the old questions about command structure.
         Alternatively, countries like Germany could develop their own nuclear warheads. However, in order for Germany to do that, it would have to first withdraw from the international treaty against nuclear proliferation and the agreement that allowed its reunification. In addition, Germany would have to turn its entire post-war political culture upside down. Many of its current leaders grew up protesting against the stationing U.S. missiles and nuclear warheads in general.
         For the time being, the most realistic answer to Russian aggression is to retain and patch the U.S. nuclear umbrella. The only language understood by Russia and China is more U.S. tactical nukes, in more places and deliverable in more ways. Following this course of action is probably the only way to slow the pace of other countries, allies or enemies, going nuclear. However, the entire U.S. political class, on both sides of the aisle must underwrite the U.S. commitment to its allies regardless of whether Trump or another like him comes to power in the U.S.
         Unfortunately, no conclusion could be more depressing. It amounts to entering a new tactical nuclear arms race. It goes in the opposite direction of  the vision behinds the Treaty on the Prohibition of Nuclear Weapons, signed by eighty-six non-nuclear countries and meant to ban these horrible weapons altogether. Instead of eliminating all nuclear weapons, we’d have to look for new ways of deterring their use. Putin is to blame for all of this. He attacked Ukraine twenty eight years after Russia guaranteed Ukraine’s security in return for Ukraine giving up its own arsenal of Soviet-era nuclear weapons. He broke the long term taboo against threatening nuclear escalation in conventional warfare. In all these ways. The European Union must prepare for its own self-defense.
    Emblem of the Russian Strategic Rocket Forces: