Tag "torus room"

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Contaminated water crisis

[Video] Inside Reactor1 torus room, leakage point not identified

              Tepco investigated Reactor1′s torus room on 6/11/2014. Torus room is where to contain the donut-shaped coolant facility of the reactor. This May, Tepco

Contaminated water crisis Core removing struggle

Tepco considers to fill Torus room with grout to stop ground water flowing in

On 5/30/2013, Fukushima Diary reported “Tepco to consider freezing ground for 1400m to stop ground water flowing into the plant [URL]” Additionally, the committee of experts suggested Tepco to fill

Core removing struggle Plant hazard

Tepco “No major damage was found in torus room of reactor2″

From 4/11 to 4/12/2013, Tepco conducted the torus room investigation of reactor2. They reported no major damage was found in torus room. However, the water temperature was still higher than

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Tepco to drill a hole on the first floor of reactor2 for torus room investigation on 3/24~25

On 3/24 ~ 25, Tepco is going to drill a hole on the first floor of reactor2 on 3/24~3/25/2013.   On January 27 and 28, a hole was drilled on

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Fukushima worker “Human worker can’t get into torus room of reactor1, needs underwater vehicle”

On 2/20/2013, Tepco investigated inside of the torus room of reactor1 and they measured 920 mSv/h near the S/C. [URL 1] Actual Fukushima worker Happy11311 tweeted the rest of the

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Tepco investigated the torus room of reactor1

Tepco investigated the torus room of reactor1 by drilling the wall. They failed in investigating the torus room of reactor2. (cf, [Unanticipated] Tepco failed in investigating the torus room of

Core removing struggle

[Reactor1] Dosemeter indicated 10.3Sv/h and spiked to 1,000,000 Sv/h to be out of order

Following up this article..You can’t work longer than 30 mins in reactor1 because of too much radiation The detailed data of the endoscope operation [LINK] was published. The dose meter

Core removing struggle

Endoscope operation at reactor1 “Suppression chamber is broken, flooded water is hotter than PCV”

Related to this article..Tepco is planning the first endoscope operation to reactor1 On 6/26/2012, Tepco conducted endoscope operation in torus room of reactor1. Endoscope was inserted from the through-hole (5cm