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Design of G.E.'s Mark 1 Nuclear Reactors Shows Weaknesses
Keywords:
The smaller containment design of the Mark 1 Nuclear Reactor used at the Fukushima Daiichi nuclear plant in Japan makes it more prone to explosion and rupture from a buildup of hydrogen, according to some experts in the U.S. Nuclear Safety Program at the Union for Concerned Scientists. This design is smaller and cheaper to build but is less robust than other designs. In the U.S. there are 23 Mark 1 reactors at 16 locations, including the Oyster Creek plant in New Jersey, Dresden plant near Chicago, and Monticello plant near Minneapolis. Worldwide there are 32 such reactors in operation. The design was first developed in the 1960's by General Electric. Since then various modifications have been developed including venting systems to help reduce pressure in overheating situations.
The containment system for GE's Mark 1 Nuclear Reactors
03/15/2011
The containment system for GE's Mark 1 Nuclear Reactors is not as robust as other reactors. It is cheaper to build. But it creates unacceptable risks in the event of a failure in the reactor's cooling systems, as ocurred at the Fukushima Daiichi nuclear plant in Japan.
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Design of G.E.'s Mark 1 Nuclear Reactors Shows Weaknesses
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Spent Fuel Rods at Plant Pose Big Risk
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Lessons From Chernobyl for Japan
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Bid to 'Protect Assets' Slowed Reactor Fight
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Failure of redundant safety systems at the Fukushima Daiichi nuclear plant in Japan
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Questions this raises for future designs of nuclear plants and for the safety of nuclear plants in other countries.
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Nuclear Industry Likely to Reassess Safety Systems
Wall Street Journal 03/14/2011
U.S. Calls Radiation âExtremely Highâ and Urges Deeper Caution in Japan
New York Times 03/16/2011
Design of G.E.'s Mark 1 Nuclear Reactors Shows Weaknesses
New York Times 03/15/2011
Spent Fuel Rods at Plant Pose Big Risk
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Deconstructing the Japanese Nuclear Plant Design
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Lessons From Chernobyl for Japan
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The nuclear power industry in Europe in the wake of the earthquake and tsunami disaster in Japan
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Japan's Nuclear Crisis Stokes Fear in Europe
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Nuclear Industry Likely to Reassess Safety Systems
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French Firms Face New Fears Over Reactors
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Atomic Plan Stirs German Elections
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Design of G.E.'s Mark 1 Nuclear Reactors Shows Weaknesses
New York Times 03/15/2011
Dozens of Reactors in Quake Zones
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Nuclear regulatory systems in the wake of the earthquake and tsunami in Japan
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Questions about the effectiveness of nuclear plant regulation in preventing accidents from different causes. Concern about nuclear safety systems and the design of nuclear plants.
Grouped Articles
Crisis Revives Doubts on Regulation
Wall Street Journal 03/15/2011
How Nuclear Reactors Work ... And the Dangers When They Don't
Wall Street Journal 03/15/2011
Design of G.E.'s Mark 1 Nuclear Reactors Shows Weaknesses
New York Times 03/15/2011
Lessons From Chernobyl for Japan
New York Times 03/19/2011
Bid to 'Protect Assets' Slowed Reactor Fight
Wall Street Journal 03/19/2011
Russian Officials Enlist Mussels to Track Radiation
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The U.S. Nuclear Power Industry in the wake of the Japanese disaster
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The partial meltdowns at some Japanese nuclear plants after the earthquake and tsunami of March 2011 has raised new questions about safety.
Grouped Articles
Nuclear Power Firms Feel Squeeze
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Japan Woes May Impede U.S. Nuclear Push
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Second Explosion at Reactor as Technicians Try to Contain Damage
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U.S. Nuclear Plants Have Same Risks as Japan Plants
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The nuclear power industry in Asia in the wake of the Japanese disaster
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Grouped Articles
India Starts Nuclear Reactor After Lengthy Delays
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Japan’s move to restart a nuclear reactor is a good decision - The Washington Post
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Nuclear Industry Likely to Reassess Safety Systems
Wall Street Journal 03/14/2011
Emerging Economies Move Ahead With Nuclear Plans
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Design of G.E.'s Mark 1 Nuclear Reactors Shows Weaknesses
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Dozens of Reactors in Quake Zones
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Partial Meltdown of Nuclear Plants in Japan's Earthquake and Tsunami
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Grouped Articles
Partial Meltdowns Presumed at Crippled Reactors
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Crisis Underscores Fears About Safety of Nuclear Energy
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Japanâs Seawalls Were Little Security Against Tsunami
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Nuclear Industry Likely to Reassess Safety Systems
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How Nuclear Reactors Work ... And the Dangers When They Don't
Wall Street Journal 03/15/2011
Design of G.E.'s Mark 1 Nuclear Reactors Shows Weaknesses
New York Times 03/15/2011
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