Japan Earthquake | Page 1590

  • @nancy I think they were actually successfull in production of MOX fuel assemblies for both ATR and FBR use.
    by smoss 6/12/2011 2:48:15 AM

  • @smoss ATR FBR?
    by lillymunster 6/12/2011 2:48:46 AM

  • @Reed yet average people managed to make a live online system....
    by lillymunster 6/12/2011 2:50:15 AM

  • @nancy TABLE I. CURRENT CHARACTERISTICS OF OPERATING MOX FUEL FABRICATION FACILITIES

    Country Facility Operator Start Capacity (t HM/a) Feed Product Process

    Japan PFFF JNC 1972 10f (U–50%Pu)O2 ATR FAs Conventional
    PFPF JNC 1988 5g (U–50%Pu)O2 FBR FAs Conventional

    f The licence is based on plutonium processed annually, i.e. 850 kg Pu/a.
    g The licence is based on plutonium processed annually, i.e. 2.5 t Pu/a.
    www-pub.iaea.org
    by smoss 6/12/2011 2:50:31 AM

  • Fewer want to return home / Delayed recovery dampens evacuees' hopes for the future
    www.yomiuri.co.jp
    "In answer to the question "Do you want to return to your hometown?" 47 percent of evacuees from tsunami-ravaged Iwate and Miyagi prefectures said, "Yes." Forty-one percent said they wanted to move to other areas."
    by Reed 6/12/2011 2:51:49 AM

  • @nancy ATR = Advance Thermal Reactor (Fugen was prototype) FBR = Fast Breader Reactor (Monju)
    by smoss 6/12/2011 2:53:04 AM

  • @lillymunster Yes, thanks to the new trend of croud-sourced information.
    by Reed 6/12/2011 2:53:08 AM

  • @nancy Table post was a mess...sorry :-(
    by smoss 6/12/2011 2:54:13 AM

  • @Reed sounds like our state govt., running on 1995 technology.
    by lillymunster 6/12/2011 2:55:11 AM

  • @smoss Can you make one post with just the links to those articles so I can pin it? There is some really good info, want to be able to share it with people who come through different times of day.
    by lillymunster 6/12/2011 2:55:54 AM

  • @Elaine are you still in?
    by lillymunster 6/12/2011 2:56:06 AM

  • @lillymunster Miss Elaine has gone to sleep lol
    by Angie 6/12/2011 2:56:37 AM

  • @Angie OK, will catch her in the morning. Have an image she wanted me to look at.
    by lillymunster 6/12/2011 2:58:10 AM

  • @lillymunster: A little bit more here, 1920x1200. As I've said, it's bordening imagination, it's a shame that TEPCO Livecam has such a low refresh
    by estacion 6/12/2011 2:58:57 AM

  • @lillymunster I will let her know.......she should be back in about 5hrs but you will be sound asleep by then lol
    by Angie 6/12/2011 2:59:15 AM

  • @estacion I have noticed that. IT will get sort of choppy and pixelated when there is steam coming out. Had that problem with #3 the other day. There was steam rolling out but very hard to see. I'm on my laptop so it doesn't have a huge screen, 17 widescreen.
    by lillymunster 6/12/2011 3:01:24 AM

  • @nancy Broken link above...trying again
    by smoss 6/12/2011 3:03:47 AM

  • @smoss thanks, fixed. Did you see Elaine's picture earlier of the broken vent before the tsunami?
    by lillymunster 6/12/2011 3:13:48 AM

  • @nancy Indeed, yes!
    by smoss 6/12/2011 3:15:40 AM

  • If MOX is so safe why do they have to shield spent rods by surrounding them with spent uranium rods? "Spent MOX fuel is carried within TN12/2 B spent fuel packagings. For shielding reasons, four spent MOX FAs are placed in the centre of the basket with eight spent uranium FAs around them. Twenty-five shipments were made to La Hague
    in 2000."
    by lillymunster 6/12/2011 3:16:05 AM

  • @smoss I need to see what early pictures I have of venting to see if there are more like that...
    by lillymunster 6/12/2011 3:16:56 AM

  • @nancy Agreed (about the earlier pics) will do my best to offer help in the search. However, image analysis is not my forte.
    by smoss 6/12/2011 3:20:03 AM

  • Is there a reason front of #1 looks reddish-brown ?
    by wtm 6/12/2011 3:22:26 AM

  • Ex-adviser slams Kan, NSC for locals' exposure
    Kyodo
    A report by a former government adviser on the nuclear crisis at the Fukushima No. 1 power plant criticizes the government for exacerbating the radiation exposure of nearby residents due to what he called its disjointed initial handling of the crisis.
    Toshiso Kosako, a professor of radiation safety at the University of Tokyo, wrote in the report submitted to Prime Minister Naoto Kan just before he stepped down as adviser in late April that the government failed to make efficient use of forecasts on the spread of radioactive substances from the Fukushima plant.
    In criticizing the government's impromptu handling of the crisis in its early stages, Kosako cited a lack of leadership at the prime minister's office and the Nuclear Safety Commission's uncooperative attitude toward Kosako's team.
    He wrote that the government delayed the release of forecasts on the spread of radiation from the plant compiled by the Nuclear Safety Technology Center's computer system, called the System for Prediction of Environmental Emergency Dose Information (SPEEDI).
    The report says an epidemiological study should be conducted in Fukushima and neighboring prefectures because thyroid cancer is expected to develop among children.

    Kosako drew up the report April 27, two days before he said he would step down, as an unofficial record of his team's activities.
    Kosako assumed the post March 16 with the duty of advising Kan on matters related to nuclear power plants and radiation, five days after the earthquake and tsunami triggered the crisis.
    The report says the adviser's team gave more than 60 pieces of technical advice, but the government failed to make use of most of them promptly and effectively.

    The government said in a report submitted Tuesday to the International Atomic Energy Agency that nearly 200,000 people in Fukushima Prefecture had undergone screening tests and no health problems were found.
    It also said thyroid examinations of around 1,000 children detected only low-level radioactivity.
    search.japantimes.co.jp
    by estacion 6/12/2011 3:27:55 AM

  • @wtm That tan junk on the front? That is some sort of the resin spray. Not sure why it is tan instead of green.
    by lillymunster 6/12/2011 3:29:02 AM

  • @Lilly, it sort of seems to change shades and moves a little ?
    by wtm 6/12/2011 3:29:51 AM

  • @wtm above the blue concrete or the beige wall itself?
    by lillymunster 6/12/2011 3:31:22 AM

  • I've been reading through this site sciencelinks.jp for awhile now and I haven't posted it here because I thought it would be dismissed. The information and opinions available on this site (IMO) have been invaluable to me while attempting to comprehend the consequences of the failure of TEPCO's Fukushima Daiichi Nuclear Power Plant. I hope others find similar benefit from this site. Urgent Contribution: The Man-made Accident of Fukushima Daiichi Nuclear Power Plant
    Junko Matsubara Former Deputy Chairperson of the Nuclear Safety Commission
    In fact, during my seven years (1997-2004) on the Nuclear Safety Commission (NSC), there were two occasions when I had a strong desire to inspect Fukushima Nuclear Power Plant and see the older generation nuclear reactors (Mark 1) that I too was familiar with. Nevertheless, despite this desire, it was not possible to hold an inspection even once at this nuclear power plant. To this day, I still regret that I wasn’t stricter in my questioning of the officials in charge as to the reasons why an inspection was not possible.
    by Tenzing 6/12/2011 3:31:47 AM

  • @wtm I saw what your talking about. There were a couple of people who said they saw steam come up from the base of the building. TEPCO was going to open doors to the building to clear out the humidity. I wonder if it is to do with that?
    by lillymunster 6/12/2011 3:33:15 AM

  • @Lilly, the beige wall, seems to get redder, then fades to more brown, also below on the bottom, between the fence, there is something square, seems to sparkle a little on the top of it ??
    by wtm 6/12/2011 3:34:19 AM

  • @wtm I'm seeing it also. The color tone change.
    by lillymunster 6/12/2011 3:36:39 AM

  • @Lilly, either that of they left a work spot light on.....But it looks really weird ???
    by wtm 6/12/2011 3:37:35 AM

  • @wtm I see a white spot and some pixel changes down by the railing.
    by lillymunster 6/12/2011 3:38:18 AM

  • 'Handle waste in Japan'
    Kyodo
    WASHINGTON — Goshi Hosono, an adviser to Prime Minister Naoto Kan, indicated Friday that Japan should find ways to dispose of nuclear waste and radiation-contaminated debris inside the country.
    "Basically, we should make efforts to resolve the issue within Japan," Hosono, who is on a three-day visit to Washington, said in a speech in the U.S. capital.
    The central government has proposed building a final disposal site in Fukushima Prefecture to deal with contaminated debris but was met with opposition from the prefectural government.In a separate event Friday, Hosono briefed senior U.S. officials about Japan's efforts to deal with the crisis at the Fukushima No. 1 nuclear plant and about a central government report recently submitted to the International Atomic Energy Agency.
    After a series of talks with Gregory Jaczko, chairman of the U.S. Nuclear Regulatory Commission, Deputy Secretary of Energy Daniel Poneman and Thomas Nides, deputy secretary of state for management and resources, Hosono told reporters the U.S. side generally showed understanding for the Japanese report.
    search.japantimes.co.jp
    by estacion 6/12/2011 3:38:43 AM

  • @Lilly, That is the sparkly thing I am seeing also. The red=brown,seems to center about 2/3 up the building in the center of that wall.
    by wtm 6/12/2011 3:39:40 AM

  • @Lilly, sort of looks like that thing on the bottom is burning, and the brown is rising above onto the wall of the building ??
    by wtm 6/12/2011 3:42:09 AM

  • @Lilly, definitely something going on there at the bottom, the pixels are moving around too much !!
    by wtm 6/12/2011 3:44:40 AM

  • @wtm I will be interested to see the air radiation levels now that they opened the doors of the building.
    by lillymunster 6/12/2011 3:46:59 AM

  • @Lilly, the top of the thing at the bottom turned bright reddish-brown for a few seconds, then cleared. Might be something on fire there ??
    by wtm 6/12/2011 3:48:14 AM

  • @all Compared with uranium oxide, plutonium oxide has a melting point, which is more than 30 degrees
    Centigrade lower; it is less effective at conducting heat; and it releases a greater volume of gaseous fission
    products. These differences reduce the safety of reactors using MOX fuel. The properties, for example
    energy and number, of the neutrons produced during the fission process of MOX fuel, or neutronics, will
    reduce the effectiveness of control of the reactor. Also, neutron irradiation will do more damage to the
    materials used to construct the core and its surroundings. This over a period of time could have adverse
    consequences for reactor safety.
    ***I am wondering then, what adjustments (if any) need to be made to the SFP when storing MOX fuel prior to insertion...and what negative effects the differing neutron irradiation would have to the stability of the SFP?*** (p19) archive.greenpeace.org
    by smoss 6/12/2011 3:49:28 AM

  • @all Can anyone tell what those workers are doing?
    by ch 6/12/2011 4:00:26 AM

  • Sorry - on the tepcam
    by ch 6/12/2011 4:00:51 AM

  • @ch, What workers ?
    by wtm 6/12/2011 4:01:45 AM

  • @wtm the ones at the bottom of R1 behind the screen/rail
    by ch 6/12/2011 4:03:01 AM

  • @ch, can you actually see people there ??
    by wtm 6/12/2011 4:03:29 AM

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