JPS59141104U - Bypass valve warming device in turbine bypass system - Google Patents
Bypass valve warming device in turbine bypass systemInfo
- Publication number
- JPS59141104U JPS59141104U JP3351083U JP3351083U JPS59141104U JP S59141104 U JPS59141104 U JP S59141104U JP 3351083 U JP3351083 U JP 3351083U JP 3351083 U JP3351083 U JP 3351083U JP S59141104 U JPS59141104 U JP S59141104U
- Authority
- JP
- Japan
- Prior art keywords
- bypass
- turbine
- warming device
- valve
- bypass valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は発電プラントの概略系統を示す図、第２図は本
考案による実施例を示す概略図、第３図は本考案による
制御ブロック図、第４図は主蒸気圧力と発電機出力との
関係を示すグラフ、第５図はウオーミング蒸気量と主蒸
気圧力との関係を示すグラフ、第６図および第７図は本
考案による他の実施例を示し、第６図はバイパス回路に
弁とオリフィスを直結したことを示す図、第７図はオリ
フィスを直列接続したことをそれぞれ示す図である。
１・・・高圧タービン、２・・・中圧タービン、３．４
・・・低圧タービン、５・・・復水器、９・・・高圧バ
イパス弁、１０ａ・・・バイパス回路、１６・・・低圧
バイパス弁、２０．２２−・・オリフィス、２０ａ・・
・バイパス弁、２１・・・制御弁。Fig. 1 is a diagram showing a schematic system of a power generation plant, Fig. 2 is a schematic diagram showing an embodiment according to the invention, Fig. 3 is a control block diagram according to the invention, and Fig. 4 is a diagram showing main steam pressure and generator output. FIG. 5 is a graph showing the relationship between warming steam amount and main steam pressure, FIGS. 6 and 7 show other embodiments of the present invention, and FIG. 6 shows a valve in the bypass circuit. FIG. 7 is a diagram showing that the and orifices are connected directly, and FIG. 7 is a diagram showing that the orifices are connected in series. 1...High pressure turbine, 2...Intermediate pressure turbine, 3.4
...Low pressure turbine, 5... Condenser, 9... High pressure bypass valve, 10a... Bypass circuit, 16... Low pressure bypass valve, 20.22-... Orifice, 20a...
- Bypass valve, 21... control valve.
Claims (1)
ス弁と、中圧タービンからボイラに至る間に分岐する低
圧バイパス弁とを有するタービンバイパスシステムにお
いて、上記それぞれの弁にウオーミング用の管路を設け
、この管路にバイパス回路を設けると共に、バイパス回
路に制御弁とこれに直列接続するオリフィスを設けたこ
とを特徴とするタービンバイパスシステムにおけるバイ
パス弁のウオーミング装置。In a turbine bypass system having a high-pressure bypass valve that branches between the boiler and the high-pressure turbine, and a low-pressure bypass valve that branches between the intermediate-pressure turbine and the boiler, each valve is provided with a warming conduit, A warming device for a bypass valve in a turbine bypass system, characterized in that the pipeline is provided with a bypass circuit, and the bypass circuit is provided with a control valve and an orifice connected in series with the control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3351083U JPS59141104U (en) | 1983-03-10 | 1983-03-10 | Bypass valve warming device in turbine bypass system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3351083U JPS59141104U (en) | 1983-03-10 | 1983-03-10 | Bypass valve warming device in turbine bypass system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59141104U true JPS59141104U (en) | 1984-09-20 |
Family
ID=30164300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3351083U Pending JPS59141104U (en) | 1983-03-10 | 1983-03-10 | Bypass valve warming device in turbine bypass system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59141104U (en) |
-
1983
- 1983-03-10 JP JP3351083U patent/JPS59141104U/en active Pending
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