Recent content by dezzert
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
No, actually the truth is if you post a pro-nuclear non technical blurb on this forum its OK, but an anti-nuclear non technical blurb is instantly removed. And you can delete me from this forum cause it doesn't really deal with technical issues, only what Tepco feeds you. There are incredibly...- dezzert
- Post #12,267
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
The Emergency Response Support System (ERSS) is not what failed at the plant. It was the media converter, a device which relays real time temp and radiation readings from the reactors to both the ERSS and SPEEDI. The reason it wasn't functioning is because four months previous the line...- dezzert
- Post #12,188
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
Looking a schematics of the tunnels at Fukushima, and comparing this to early overflight photos, the manholes that were blown off were covering electrical and piping ducts that didn't have a path for inundation like the sewage treatment plant shown in the video posted above. How did the tsunami...- dezzert
- Post #11,946
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
Absolutely. But its not something that's given to you. Its something you have to work towards. He took the technology of that time and progressed, put it to use. And it wasn't just him. It was called the back to the land movement, and out of it came the distributed power system movement, though...- dezzert
- Post #11,766
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
In the early eighties, peak winter, I visited a geek friend in the mountains of southern Mendocino Co. California for a week. He built a beautiful house with every inch of roof covered with solar panels, and not far away, a wind generator all hooked to a huge battery collection for electricity...- dezzert
- Post #11,756
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
NUCENG, thank you very much for that response. I truly appreciate it. Yes, but could the exhaust system pick up emissions from lower in the building and not from the SGTS. The reason I ask this is because of the pulse/explosion that is believed to have occurred in R2 at the same time as the R4...- dezzert
- Post #11,755
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
Does anyone here buy the SGTS explanation for R4s hydrogen buildup, and if so, why?- dezzert
- Post #11,744
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
Excellent idea. And how high would the source have to be to produce the amount of pressure needed during a meltdown. And how big would the pipe have to be to deliver water to 5 reactors, 6 SFPs, and one huge common pool in the amounts needed. Practically speaking. But yes its off topic and I...- dezzert
- Post #11,733
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
I only joined the safety discussion because others brought it up. I agree its off topic. But I would like to know in what ways a water cooled reactor in an emergency like Fukushima can be cooled without it, and why weren't these alternatives brought forth earlier, like say March 11th.- dezzert
- Post #11,732
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
But there is a law of physics that says that any reactor designed to be water cooled cannot be shutdown safely without water. And you get the water into the plant how? Not sure what aliens has to do with nuke plants, so I think Ill let this one slide. Excuse me? Have you ever heard of...- dezzert
- Post #11,729
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
Quick question concerning the SGTS and the R4 blast. I know that the valves fail open, but I don't understand why the hydrogen would find its way up the SGTS and through the filtration system on 4, (4 being an airtight structure, yes) when it had an obvious vent path through the 3/4 stack...- dezzert
- Post #11,728
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
There is one major difference. If there is a world calamity, EQs like Tohoku, or just a shutdown of the grid, a coal plant no longer in use is just a coal plant no longer in use, where as a nuke plant is a disaster waiting to happen. Its the future that doesn't look bright. If Fukushima is to...- dezzert
- Post #11,726
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
I apologize. I was having a bad hair day. No more political stuff from me. Except the below post ;>)- dezzert
- Post #11,725
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
And you have also just given the reason why in the near future all old plants will be shutdown. And I am amazed at anyone at this point in time who still tries to justify the need for the most dangerous resource ever created, nuclear power. Thank god there are intelligent people on this planet...- dezzert
- Post #11,721
- Forum: Nuclear Engineering
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Japan Earthquake: Nuclear Plants at Fukushima Daiichi
And this is the original that showed both Aug 9 readings (reported on the 10th) as well as Nov 1. Lower left box is Aug. Why they only tested for Xe-131m and not 133 or 135 is a mystery. http://www.tepco.co.jp/nu/fukushima-np/images/handouts_111102_01-j.pdf- dezzert
- Post #11,616
- Forum: Nuclear Engineering