JPS58137204U

JPS58137204U - boiler equipment

Info

Publication number: JPS58137204U
Application number: JP3445882U
Authority: JP
Inventors: 前田　政勝
Original assignee: バブコツク日立株式会社
Priority date: 1982-03-11
Filing date: 1982-03-11
Publication date: 1983-09-14

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図はケージ壁を構成するパネルの説明図、第２図は
ケージ壁の位置を示すためのボイラの概略側面図、第３
図は本考案の実施例を示すボイラ系統図、−第４図は流
動安定を判定する圧力損失とボイラ負荷との関係を示す
図である。１・・・入口供給管、２・・・下部ヘッダ、３・・・管
、４・・・上部ヘッダ、５・・・出口供給管、６・・・
火炉、７・・・燃焼ガス、８・・・ケージ壁、９・・・
節炭器、１０・・・ドラム、１１・・・過熱器、１２・
・・再循環ポンプ、１３・・・ケージバイパス管、１４
・・・ケージバイパス弁。Figure 1 is an explanatory diagram of the panels that make up the cage wall, Figure 2 is a schematic side view of the boiler showing the position of the cage wall, and Figure 3 is a schematic side view of the boiler showing the position of the cage wall.
The figure is a boiler system diagram showing an embodiment of the present invention, and FIG. 4 is a diagram showing the relationship between pressure loss and boiler load for determining flow stability. DESCRIPTION OF SYMBOLS 1... Inlet supply pipe, 2... Lower header, 3... Pipe, 4... Upper header, 5... Outlet supply pipe, 6...
Furnace, 7... Combustion gas, 8... Cage wall, 9...
Economizer, 10...Drum, 11...Superheater, 12.
... Recirculation pump, 13 ... Cage bypass pipe, 14
...Cage bypass valve.

Claims

[Scope of utility model registration request]

A variable pressure boiler that changes the main steam pressure from a supercritical pressure to a subcritical pressure range, characterized in that a bypass pipe is provided that branches from the mouth side of the cage to the outlet side of the cage.