BRANCH PIPE

PROBLEM TO BE SOLVED: To provide a branch pipe having an improved safety and soundness while suppressing the entry of high temperature fluid into the branch pipe, and preventing high cycle heat fatigue due to a change of a temperature stratified interface, and also to provide a high temperature flui...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WAKAMATSU MITSUO, YOKOBORI SEIICHI, KOMURO MITSUO, KIMURA KIMITAKA
Format: Patent
Sprache:eng
Schlagworte:
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a branch pipe having an improved safety and soundness while suppressing the entry of high temperature fluid into the branch pipe, and preventing high cycle heat fatigue due to a change of a temperature stratified interface, and also to provide a high temperature fluid supply method. SOLUTION: A second cellular swirl formation preventing part 33 is formed of a disc which has a plurality of opening holes 33a. A flow from the opening portions 33a into the lower part of a straight pipe 2 forms a flow field different from a first cellular swirl without forming a flow field which induces a second cellular swirl, resulting in no induction of the second cellular swirl. Thus, the branch pipe 1 is free from damage due to high cycle heat fatigue. COPYRIGHT: (C)2009,JPO&INPIT