JPS6431302U - - Google Patents
Info
- Publication number
- JPS6431302U JPS6431302U JP11817087U JP11817087U JPS6431302U JP S6431302 U JPS6431302 U JP S6431302U JP 11817087 U JP11817087 U JP 11817087U JP 11817087 U JP11817087 U JP 11817087U JP S6431302 U JPS6431302 U JP S6431302U
- Authority
- JP
- Japan
- Prior art keywords
- coal
- flow rate
- rate command
- command signal
- deviation
- 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
- 239000003245 coal Substances 0.000 claims 3
- 238000002485 combustion reaction Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 239000000446 fuel Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Description
第１図は本考案の第１の実施例を示すボイラ制
御系統図、第２図は本考案の第２の実施例を示す
ボイラ制御系統図、第３図は本考案の第３の実施
例を示すボイラ制御系統図、第４図および第５図
は従来のボイラ制御系統の例を示す図である。
１……制御器、２……関数発生器、３……加算
器、４……関数発生器、５……むだ時間設定器、
６，７……制御器、８……関数発生器、９……加
算器、１０……むだ時間設定器、１１，１２……
制御器、１３……関数発生器、１４，１５……加
算器、１６……むだ時間設定器、１７……関数発
生器、１８……制御器、１９，２０……加算器、
２１……関数発生器、２２……むだ時間設定器。
Fig. 1 is a boiler control system diagram showing a first embodiment of the invention, Fig. 2 is a boiler control system diagram showing a second embodiment of the invention, and Fig. 3 is a third embodiment of the invention. FIGS. 4 and 5 are diagrams showing examples of conventional boiler control systems. 1...Controller, 2...Function generator, 3...Adder, 4...Function generator, 5...Dead time setter,
6, 7... Controller, 8... Function generator, 9... Adder, 10... Dead time setter, 11, 12...
Controller, 13...Function generator, 14, 15...Adder, 16...Dead time setter, 17...Function generator, 18...Controller, 19, 20...Adder,
21...Function generator, 22...Dead time setter.
Claims (1)
焼させ、過熱器で蒸気を発生させる石炭焚きボイ
ラの制御装置であつて、負荷指令に基づく制御信
号と、ボイラ入力加速信号と、過熱器温度偏差、
主蒸気圧力偏差および発電機出力偏差の制御量偏
差信号とを加算して燃料流量指令信号および空気
流量指令信号および／または給水流量指令信号を
発生させるものにおいて、前記空気流量指令信号
および給水流量指令信号の少なくとも一方に時間
遅れを持たせるむだ時間設定器を具備したことを
特徴とする石炭焚きボイラの制御装置。 A control device for a coal-fired boiler that pulverizes coal to create pulverized coal in a combustion furnace and generates steam in a superheater.It is a control device for a coal-fired boiler that produces pulverized coal by burning it in a combustion furnace and generates steam in a superheater. deviation,
In the device that generates a fuel flow rate command signal, an air flow rate command signal, and/or a feed water flow rate command signal by adding a control amount deviation signal of a main steam pressure deviation and a generator output deviation, the air flow rate command signal and the feed water flow rate command A control device for a coal-fired boiler, characterized in that it is equipped with a dead time setting device that gives a time delay to at least one of the signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11817087U JPS6431302U (en) | 1987-08-03 | 1987-08-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11817087U JPS6431302U (en) | 1987-08-03 | 1987-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6431302U true JPS6431302U (en) | 1989-02-27 |
Family
ID=31362292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11817087U Pending JPS6431302U (en) | 1987-08-03 | 1987-08-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6431302U (en) |
-
1987
- 1987-08-03 JP JP11817087U patent/JPS6431302U/ja active Pending
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