JPS58175304U - Boiler fuel control device - Google Patents
Boiler fuel control deviceInfo
- Publication number
- JPS58175304U JPS58175304U JP7402982U JP7402982U JPS58175304U JP S58175304 U JPS58175304 U JP S58175304U JP 7402982 U JP7402982 U JP 7402982U JP 7402982 U JP7402982 U JP 7402982U JP S58175304 U JPS58175304 U JP S58175304U
- Authority
- JP
- Japan
- Prior art keywords
- fuel control
- control device
- boiler fuel
- main steam
- flow rate
- 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
Landscapes
- Regulation And Control Of Combustion (AREA)
- Control Of Combustion (AREA)
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
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
第１図は本考案の一実施例を示す制御系統図、第２図は
主蒸気流量変動幅検出回路の機能を示すフローチャート
、第３図は主蒸気流量変化を示すグラフである。
１・・・主蒸気圧力検出器、２・・・主蒸気圧設定加減
算器、３・・・比例・積分（ＰＩ）演算器、４゛・・・
ハイセレクター、５・・田−セレクター、６・・・燃料
制御弁、７・・・主蒸気流量検出器、８・・・主蒸気流
量変動幅検出回路、９・・・切換スイッチ、１０・・・
加減算器、１１・・・加減算器、１２・・・空気流量計
、１３・・・空気流量設定用関数発生器、１４・・・空
気量制御弁。FIG. 1 is a control system diagram showing an embodiment of the present invention, FIG. 2 is a flowchart showing the function of the main steam flow rate variation range detection circuit, and FIG. 3 is a graph showing changes in the main steam flow rate. 1... Main steam pressure detector, 2... Main steam pressure setting adder/subtractor, 3... Proportional/integral (PI) calculator, 4...
High selector, 5... field selector, 6... fuel control valve, 7... main steam flow rate detector, 8... main steam flow rate fluctuation width detection circuit, 9... selector switch, 10...・
Adder/subtractor, 11... Adder/subtractor, 12... Air flow meter, 13... Function generator for air flow rate setting, 14... Air amount control valve.
Claims (1)
号を燃料制御信号に加味し、又許容レベル以上の時、圧
力調節信号によりボイラの燃料を制御する装置。A device that adds the air amount signal to the fuel control signal when the main steam flow rate is below the allowable level, and controls the boiler fuel using the pressure adjustment signal when the main steam flow rate is above the allowable level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7402982U JPS58175304U (en) | 1982-05-20 | 1982-05-20 | Boiler fuel control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7402982U JPS58175304U (en) | 1982-05-20 | 1982-05-20 | Boiler fuel control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58175304U true JPS58175304U (en) | 1983-11-24 |
Family
ID=30083497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7402982U Pending JPS58175304U (en) | 1982-05-20 | 1982-05-20 | Boiler fuel control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58175304U (en) |
-
1982
- 1982-05-20 JP JP7402982U patent/JPS58175304U/en active Pending
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