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Battle to stabilise earthquake reactors
World Nuclear News ^ | 03/12/11 | unkown

Posted on 03/11/2011 5:40:48 PM PST by winoneforthegipper

Attention is focused on the Fukushima Daiichi and Daini nuclear power plants as Japan struggles to cope in the aftermath of its worst earthquake in recorded history.

Three of Fukushima Daiichi's six reactors were in operation when yesterday's quake hit, at which point they shut down automatically and commenced removal of residual heat with the help of emergency diesel generators. However, these suddenly stopped about an hour later for reasons as yet unknown.

(Excerpt) Read more at world-nuclear-news.org ...


TOPICS: Front Page News; Japan; News/Current Events
KEYWORDS: bwr; earthquake; energy; japan; japanearthquake; nuclear; reactor
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To: NVDave

http://www.fairbanksmorsenuclear.com/


41 posted on 03/11/2011 7:37:54 PM PST by crz
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To: Frantzie

Yes, I’m very concerned. Not just the nuke issue. I’ve experienced earthquakes 900 times less than that and did not find the experience enjoyable at all, the shaking or the aftermath.


42 posted on 03/11/2011 7:39:19 PM PST by DBrow
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To: SteveH

“Could it be stale diesel fuel?”

Most likely. Stale, separated wax, bacterial growth, etc. Diesel doesn’t store well at all. They were crazy to be using diesel power for backup generator purposes anyway. They should have been using propane-powered units. Totally trouble-free.


43 posted on 03/11/2011 7:39:43 PM PST by catnipman (Cat Nipman: Made from the right stuff!)
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To: crz
The type air start I think he is talking about isnt what one would normally think about.

Ok, not familiar with those big engines. Was thinking of smaller diesel engines where the electrical starter was replaced with a *screaming* air starter......high pitched very loud roar of something prehistoric.

44 posted on 03/11/2011 7:39:45 PM PST by The Cajun
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To: NVDave

Big stuff. That crankshaft was the 3x the size of a huge alligator. I guess you could not chopper those in for backup power. I wonder is a big truck could get to the plant after the floods.


45 posted on 03/11/2011 7:42:40 PM PST by Frantzie (HD TV - Total Brain-washing now in High Def. 3-D Coming soon)
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To: DBrow

I worked in a very large data processing facility with umpteen security protocols and redundancies. We were taken down by a squirrel that got into the electrical pipes through an access cover left ajar. The squirrel ate through the casings of the main power supply from the power company into the facility. All that was left was a crispy tail.

Ya can’t imagine every potential issue. Sometimes excrement happens.


46 posted on 03/11/2011 7:45:25 PM PST by ElenaM
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To: ColdOne

It worked for me - here’s another one:http://www.wolton.net/index.html


47 posted on 03/11/2011 7:45:39 PM PST by GOPJ (http://hisz.rsoe.hu/alertmap/index2.php - It's only uncivil when someone on the right does it.- Laz)
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To: The Cajun

Ya..I remember hearing the semi trucks with air start. Cool. But the driver had better not have an air leak.

Anyway. The big sets most likely have the generator start the engine. They simply turn the generator into a electric motor for a bit till the engine fires. Then they switch back over to generation.

So..if they lost it..the whole works is kaput. I would NOT want to be that diesel engineer there at this time.

I lost my job because I was Bumped-no seniority. So I never had the chance to sail on the Great Lakes. Only managed to work in port on the thing.


48 posted on 03/11/2011 7:47:14 PM PST by crz
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To: RedhairRedhair

What’s MOX fuel?


49 posted on 03/11/2011 7:48:59 PM PST by GOPJ (http://hisz.rsoe.hu/alertmap/index2.php - It's only uncivil when someone on the right does it.- Laz)
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To: catnipman

I am skeptical of the explanation of salt water contamination given in the news. That explanation is not contained in the TEPCO press releases to date.

Per the original maintainence schedule, the Fukushima Dai-Ichi 1, 2, 3 BWR Reactor Core Isolation Cooling systems should have been tested every three months...


50 posted on 03/11/2011 7:59:48 PM PST by SteveH (First they ignore you. Then they laugh at you. Then they fight you. Then you win.)
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To: catnipman
They were crazy to be using diesel power for backup generator purposes anyway. They should have been using propane-powered units. Totally trouble-free.

Totally trouble free until there's a 9.1 earthquake and tsunami. Maybe they should have used wind turbines for the nuke plant's emergency power.

51 posted on 03/11/2011 8:01:49 PM PST by idkfa
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To: DBrow

TEPCO press release from a few minutes ago.

http://www.tepco.co.jp/en/press/corp-com/release/11031216-e.html


52 posted on 03/11/2011 8:03:09 PM PST by winoneforthegipper ("If you can't ride two horses at once, you probably shouldn't be in the circus" - SP)
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To: GOPJ

For some reason I get a blank white page..


53 posted on 03/11/2011 8:03:27 PM PST by ColdOne (AZamericonnie took my tagline & won't give it back!":))
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To: winoneforthegipper

Thanks.


54 posted on 03/11/2011 8:07:47 PM PST by DBrow
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To: All

IAEA states that auxilary power supply has arrived to the plant.

http://www.iaea.org/press/


55 posted on 03/11/2011 8:10:20 PM PST by winoneforthegipper ("If you can't ride two horses at once, you probably shouldn't be in the circus" - SP)
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To: ColdOne

This is the link to the thread that links to the 3D map - I couldn’t get this one to work - might work for you... (go to the youtube link to see the map)

http://www.freerepublic.com/focus/f-news/2687134/posts


56 posted on 03/11/2011 8:11:55 PM PST by GOPJ (http://hisz.rsoe.hu/alertmap/index2.php - It's only uncivil when someone on the right does it.- Laz)
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To: meatloaf

You ain’t kidding. Try around 7000 kw each. Two stories tall.


57 posted on 03/11/2011 8:18:01 PM PST by budhabaier
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To: GOPJ

Thanks for link I will try later. I tried to search other ways just didn’t work bookmarked it will try that tomorrow.


58 posted on 03/11/2011 8:20:22 PM PST by ColdOne (AZamericonnie took my tagline & won't give it back!":))
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To: GOPJ

It is blended fuel that contains a percentage of weapons grade plutonium.


59 posted on 03/11/2011 8:29:10 PM PST by RedhairRedhair (I STILL love my (scab made) Toyota)
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To: RedhairRedhair

Will the NorKos try something while they think Japas is on it’s knees?


60 posted on 03/11/2011 8:33:41 PM PST by WellyP
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