Recent content by seeyouaunty

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    Delta motor behaviour on loss of phase

    I don't think you need to worry about the motor, all you need to know is only two phases will be carrying current in both scenarios. Most DOL overload relays have a feature called phase loss protection. The DOL overload relay should trip/activate if the 3 phases are not carrying equal current.
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    Graduate Detection of gravitrons by plants?

    If you place the light source below a plant, the plant will still grow upwards against gravity (Gravitropism) but the leaves will twist to face the light below.
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    Fukushima Contaminated water from Fukushima

    ^^We don't consume seawater we consume the biological life living inside of it. Bioaccumulation is the real concern.
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    Liquid Fluoride Thorium Reactor

    There is some observational evidence that radioactive decay rates are not constant like assumed. It has been suggested the sun is somehow influencing the rate of decay. http://phys.org/news201795438.html
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    Fukushima Fukushima and the dangers of going to Japan

    I'm not quite sure what you are saying here, would the fuel pool catch on fire? Would the fuel rods melt/combust or are they safe with no water? I'm trying to get a feel for the difference in contamination between the current situation and an exposed fuel pool with no water and fresh fuel...
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    Fukushima Fukushima and the dangers of going to Japan

    I'm curious for someone to answer the question as to what happens if Unit 4's fuel pool fails before they remove the fuel rods, how bad will the contamination be? Could it wipe out Tokyo? I think it's a reasonable question to ask if someone is thinking of moving to Japan. Its not like any of...
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    Fukushima Fukushima and the dangers of going to Japan

    What happens if Unit 4's fuel pool collapses? How far would the pollution spread with no containment? This is the scenario that I've read a few times in regards to Japan suffering widespread contamination. That along with the potential chain-reaction of nearby Nuclear plants being abandoned...
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    Japan Earthquake: Political Aspects

    Biological life has a habit of concentrating such things up through the food chain.
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    Why are there only limited modes of radioactivity?

    Some physicists have tentatively made a recent correlation between the suns activity and slight variances in the decay rate of radioactive substances. If it turns out to be a good observation there will have to be new discoveries regarding radioactivity...
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    Japan Earthquake: Nuclear Plants at Fukushima Daiichi

    Earlier in the thread someone mentioned that the moderator (water) doesn't need to get within the corium to slow neutrons, surrounding the corium in water would still allow neutron moderation to occur.
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    How did they shut down the TMI-2 reactor?

    I sincerely believe the issue is too technical for the media to be able to report. All we are getting is TEPCO releases here and there of scientific data. The media really wants solid laymans conclusions to run with, and there simply aren't any yet (IMO).
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    Japan Earthquake: Nuclear Plants at Fukushima Daiichi

    http://search.japantimes.co.jp/cgi-bin/nn20110526a1.html Seems to me that if there is a crack that is 7cm wide (not long, but wide) that would make the opening at least ~40cm2. Its worth noting that this is a hypothesis by Tepco to explain the various instrument readings from the reactor, so...
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    Japan Earthquake: Nuclear Plants at Fukushima Daiichi

    The attached jpg shows the thermal images you mention. I can't remember where i got the picture from, its been sitting on my desktop for a while.
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    Is Nuclear Power More Efficient Than Coal in Energy Production?

    :bugeye: Edit: Typo has been fixed