JPS5812604U

JPS5812604U - Two-stage reheat turbine bypass device

Info

Publication number: JPS5812604U
Application number: JP10470381U
Authority: JP
Inventors: 飯田　義亮
Original assignee: 株式会社東芝
Priority date: 1981-07-16
Filing date: 1981-07-16
Publication date: 1983-01-26

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来タービンバイパス装置を有する２段再熱タ
ービンプラントの系統を示す図、第２図は本考案になる
２段再熱タービンバイパス装置の概略系統を示す図であ
る。１・・・蒸気発生器、２・・・主蒸気管、３・・・高圧
加減弁、４・・・高圧タービン、５・・・第１低温再熱
管、６・・・第１高温再熱管、７，１１・・・中圧加減
弁、８・・ｌ第１中圧タービン、９・・・第２低温再熱
管、１０・・・第２高温再熱管、１２・・・第２中圧タ
ービン、１４・・・低圧タービン、１５・・・復水器、
１７・・・高圧タービンバイパス装置、１８・・・中圧
タービンバイパス装！、１９・・・低圧タービンバイパ
ス装置、２０・・・高圧タービンバイパス管、２１・・
・中圧タービンバイパス管、２２・・・低圧タービンバ
イパスＶ、２３゜２４・・・連絡弁、２５・・・第１段
再熱タービン、２６・・・第２段再熱タービン。FIG. 1 is a diagram showing a system of a two-stage reheat turbine plant having a conventional turbine bypass device, and FIG. 2 is a diagram showing a schematic system of a two-stage reheat turbine bypass device according to the present invention. DESCRIPTION OF SYMBOLS 1... Steam generator, 2... Main steam pipe, 3... High pressure regulating valve, 4... High pressure turbine, 5... First low temperature reheat pipe, 6... First high temperature reheat pipe , 7, 11...Intermediate pressure regulating valve, 8...L first intermediate pressure turbine, 9...Second low temperature reheat pipe, 10...Second high temperature reheat pipe, 12...Second intermediate pressure Turbine, 14...Low pressure turbine, 15...Condenser,
17...High pressure turbine bypass device, 18...Intermediate pressure turbine bypass device! , 19...Low pressure turbine bypass device, 20...High pressure turbine bypass pipe, 21...
- Intermediate pressure turbine bypass pipe, 22... Low pressure turbine bypass V, 23° 24... Communication valve, 25... First stage reheat turbine, 26... Second stage reheat turbine.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

蒸気発生器と高圧タービンとを結ぶ途中に設けた高圧タ
ービンバイパス装置と、第１段再熱器と第１中圧タービ
ンとを結ぶ途中に設けた中圧タービンバイパス装置と、
第２段再熱器と第２中圧タービンとを結ぶ途中に設けた
低圧タービンバイパス装置とを有する２段再熱タービン
バイパス装置において、第１段再熱器および第２段再熱
器のそれぞれの入口、出口を互に接続する連絡路を設け
たことを特徴とする２段再熱タービンバイパス装置。A high-pressure turbine bypass device provided on the way to connect the steam generator and the high-pressure turbine; and an intermediate-pressure turbine bypass device provided on the way to connect the first-stage reheater and the first intermediate-pressure turbine;
In a two-stage reheat turbine bypass device having a low-pressure turbine bypass device provided on the way between the second-stage reheater and the second intermediate-pressure turbine, each of the first-stage reheater and the second-stage reheater A two-stage reheat turbine bypass device characterized in that a communication path is provided to interconnect an inlet and an outlet of the turbine.