Title:
STEAM GENERATOR
Document Type and Number:
Japanese Patent JP2011226990
Kind Code:
A
Abstract:
To provide a steam generator that can prevent any damage on a connecting part between an inner shell and an inner pipe when trouble occurs.
A steam generator 1 comprises an inner shell 2 and an outer shell 3 constituting a primary coolant passage, and a primary coolant outlet/inlet pipe 6 for distributing the primary coolant into the passage. And the primary coolant outlet/inlet pipe 6 has a double-pipe structure consisting of an inner pipe 61 and an outer pipe 62, which the inner pipe 61 is connected to the inner shell 2 and the outer pipe 62 is connected to the outer shell 3. And the inner shell 2 is connected through a thermal sleeve 10 to the inner pipe 61.
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Inventors:
MIZOGAMI YORITAKA
IMANISHI KATSUOMI
KOYAMA SUNAO
MINAZUKI ISAO
IMANISHI KATSUOMI
KOYAMA SUNAO
MINAZUKI ISAO
Application Number:
JP2010098954A
Publication Date:
November 10, 2011
Filing Date:
April 22, 2010
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
G21D1/00; F22B1/16; F22B37/22
Attorney, Agent or Firm:
Hiroaki Sakai
Jun Takamura
Jun Takamura