Title:
VERTICAL TYPE HIGH-PRESSURE FEEDWATER PREHEATER
Document Type and Number:
Japanese Patent JPS5915702
Kind Code:
A
Abstract:
Support points (15) are provided in the duct-shaped portions (17-22) of the desuperheater casing, at which points the serpentine tubes (25) of the preheater tube-bundle are fixed in a direction, at right-angles to the longitudinal direction of the tubes, by means of support strips (24) which bear against the tubes in a manner permitting movement in the longitudinal direction. The support strips (24) are composed of sheet steel, and possess spacer tabs (26) which extends at right-angles to the plane of the sheet steel. The ability of the support strips to shift relative to the serpentine tubes (25) is limited by supporting crosspieces (22) on two opposite web sheets (21) belonging to the support point (15).
Inventors:
GIYUNTAA FUORUKUSU
Application Number:
JP11530583A
Publication Date:
January 26, 1984
Filing Date:
June 28, 1983
Export Citation:
Assignee:
BBC BROWN BOVERI & CIE
International Classes:
F22D1/32; F28F9/00; F28F9/013; (IPC1-7): F22D1/32; F28F9/00
Domestic Patent References:
| JPS54156901A | 1979-12-11 | |||
| JPS5028669A | 1975-03-24 | |||
| JPS5322651A | 1978-03-02 | |||
| JPS4220805Y1 | 1967-12-04 |
Attorney, Agent or Firm:
Toshio Yano