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To: justa-hairyape
It is disingenuous to repeat the speculation of Richard Lahey (the Dean of my Nuclear Engineering program at Rensselaer back in the day) as it were fact. You serve no one but the anti-nuclear / enviro-wackos (and their oil industry sponsors) with your postings. How did you infer "corium" from the following description?

On 15 June 2012 TEPCO reported that a robot that was sent into the No. 2 reactor building on 13 June 2012 to take video images and radiation measurements, detected a reading of 880mSv (millisieverts) per hour of radiation on the fifth floor, which one floor (4.5 meters) directly above the reactor containment vessel. TEPCO suspects that during initial accident in March 2011, that radioactive substances leaked from the No. 2 reactor moved through the building, but after analyzing the images taken by the robot it could not find the exact route the radioactive substances traveled, and images taken by the robot found no major damage on the fifth floor. During the March 2011 nuclear accident the No. 2 reactor is believed to have released the largest amount of radioactive substances. But the overall route the radioactive material traveled has yet to be determined. TEPCO needs to find and repair the damaged parts of the reactor to recover melted nuclear fuel before TEPCO can begin the process of decommissioning the reactor. However high radiation often stops workers from entering the building. This scenario means it will take a long time to find the problems in the containment vessel.

Recall that the ECCS at TMI-2 was pumping UO2 pellets around the system. Those were quite radioactive; however, pellets are different than chunks of "corium". The "corium" at TMI-2 stayed in the reactor vessel.

Your friendly environmental control robot has had no access to the interior of the reactor pressure vessel at any of the four damaged units Fukushima.
25 posted on 09/14/2013 1:12:39 PM PDT by sefarkas (Why vote Democrat Lite?)
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To: sefarkas
It is disingenuous to repeat the speculation of Richard Lahey (the Dean of my Nuclear Engineering program at Rensselaer back in the day) as it were fact. You serve no one but the anti-nuclear / enviro-wackos (and their oil industry sponsors) with your postings.

You probably do not even realize I have had freepers accuse me of being in the pocket of the oil companies because I did not believe AGW. Well, I still do not believe AGW. But I do live in Texas now. So maybe they were right about the oil connection after all. Would not mind working the oil platforms around here. Good money. Just a little too dangerous for me. My business is one that gets hurt with higher cost electrical generation. So I am going against my best interests. The exact opposite of what you infer. And no, I do not run a casino.

How did you infer "corium" from the following description?

On 15 June 2012 TEPCO reported that a robot that was sent into the No. 2 reactor building on 13 June 2012 to take video images and radiation measurements, detected a reading of 880mSv (millisieverts) per hour of radiation on the fifth floor, which one floor (4.5 meters) directly above the reactor containment vessel. TEPCO suspects that during initial accident in March 2011, that radioactive substances leaked from the No. 2 reactor moved through the building, but after analyzing the images taken by the robot it could not find the exact route the radioactive substances traveled, and images taken by the robot found no major damage on the fifth floor. During the March 2011 nuclear accident the No. 2 reactor is believed to have released the largest amount of radioactive substances. But the overall route the radioactive material traveled has yet to be determined. TEPCO needs to find and repair the damaged parts of the reactor to recover melted nuclear fuel before TEPCO can begin the process of decommissioning the reactor. However high radiation often stops workers from entering the building. This scenario means it will take a long time to find the problems in the containment vessel.

Well, first of all, Tepco has just now admitted to reporting fake lower radiation levels for a 2 year period. So their previous radiation readings are now all suspect.

Second of all, radiation levels have been increasing phenomenally just the past few days. The situation is in a massive state of flux with conditions sometimes changing hourly.

Third of all, we are talking four different reactor buildings with four different and unique problems and core compositions.

Reactor 2 suffered what Michio Kaku called complete liquefaction of its core. He was referencing a secret briefing he got as one of Obamas security advisers. Most people did not realize what that meant. Unfortunately it meant Elvis squeezed down and went out the piping. Very little damage. That liquid corium probably flew into #4 via undergound conduits between all the reactors. That is what caused the #4 wall to melt before a witnesses eyes. The situation is deteriorating. The past two weeks there has been a systematic data dump on Fukushima realities. There are prepping everyone for something major. IMHO.

Recall that the ECCS at TMI-2 was pumping UO2 pellets around the system. Those were quite radioactive; however, pellets are different than chunks of "corium". The "corium" at TMI-2 stayed in the reactor vessel.

Nope. Broke one seal and entered a control rod assembly. Did not break out though. Had one more seal left to break.

Your friendly environmental control robot has had no access to the interior of the reactor pressure vessel at any of the four damaged units Fukushima.

There have been drilling holes into the RPV to reinsert new temperature sensors as the old ones are all failing. Especially in unit #2. Odd that.

31 posted on 09/14/2013 5:51:16 PM PDT by justa-hairyape (I think Obama and crew feel that time is being wasted and that we need to get the jump on Russian sh)
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