backwash valve pit

English translation: place where valves are installed to reverse the current of seawater

GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW)
English term or phrase:backwash valve pit
Selected answer:place where valves are installed to reverse the current of seawater
Entered by: Masoud Kakouli Varnousfaderani

05:47 Jun 2, 2016
English language (monolingual) [PRO]
Nuclear Eng/Sci
English term or phrase: backwash valve pit
The Site Superintendent then decided to inject seawater into the Unit 1 reactor from the Unit 3 backwash valve pit, where seawater had pooled after the tsunami, as it was the only available source of water at that time.

*Unit refers to nuclear units.
Masoud Kakouli Varnousfaderani
Türkiye
Local time: 08:08
place where valves are installed to reverse the current of seawater
Explanation:
Everything is explained in the tepco documentation (page 16 "pit for bachwash valve"):
http://www.tepco.co.jp/en/nu/fukushima-np/images/handouts_11...

Full story of the accident:
http://www.tepco.co.jp/en/nu/fukushima-np/interim/images/111...

photo here:
http://photo.tepco.co.jp/library/120528_02/120528_56.jpg
from this collection:
http://photo.tepco.co.jp/en/date/2012/201205-e/120528-02e.ht...
Selected response from:

Didier Fourcot
Local time: 07:08
Grading comment
4 KudoZ points were awarded for this answer



SUMMARY OF ALL EXPLANATIONS PROVIDED
5 +3place where valves are installed to reverse the current of seawater
Didier Fourcot
5it is the hole of the valve.
Gamal hassan habib


  

Answers


3 hrs   confidence: Answerer confidence 5/5
it is the hole of the valve.


Explanation:
It is the hole and cavity of the valve which prevent the waves after it has gone in the nuclear unit.

Gamal hassan habib
Egypt
Local time: 08:08
Native speaker of: Arabic
Notes to answerer
Asker: What about the word "backwash"?

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10 hrs   confidence: Answerer confidence 5/5 peer agreement (net): +3
place where valves are installed to reverse the current of seawater


Explanation:
Everything is explained in the tepco documentation (page 16 "pit for bachwash valve"):
http://www.tepco.co.jp/en/nu/fukushima-np/images/handouts_11...

Full story of the accident:
http://www.tepco.co.jp/en/nu/fukushima-np/interim/images/111...

photo here:
http://photo.tepco.co.jp/library/120528_02/120528_56.jpg
from this collection:
http://photo.tepco.co.jp/en/date/2012/201205-e/120528-02e.ht...


Didier Fourcot
Local time: 07:08
Works in field
Native speaker of: Native in FrenchFrench
PRO pts in category: 24
Notes to answerer
Asker: Thanks! Such a great document!


Peer comments on this answer (and responses from the answerer)
agree  Tony M
2 hrs

agree  Yasutomo Kanazawa
23 hrs

agree  acetran
1 day 1 hr
Login to enter a peer comment (or grade)



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