JPS63167004U - - Google Patents
Info
- Publication number
- JPS63167004U JPS63167004U JP5660287U JP5660287U JPS63167004U JP S63167004 U JPS63167004 U JP S63167004U JP 5660287 U JP5660287 U JP 5660287U JP 5660287 U JP5660287 U JP 5660287U JP S63167004 U JPS63167004 U JP S63167004U
- Authority
- JP
- Japan
- Prior art keywords
- steam temperature
- air flow
- flow rate
- primary air
- circuit
- 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
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Description
第１図は本考案の実施例を示す概要図、第２図
は従来の例を示す概要図である。
１…ミル、２…ミル１次空気流路、４…引算器
、７…ダンパ、１１…火炉、１２…蒸気管、１５
…蒸気温度検出計、１６…引算器、１７…加算器
、１９…１次空気流量設定値、２０…修正された
１次空気流量設定信号。
FIG. 1 is a schematic diagram showing an embodiment of the present invention, and FIG. 2 is a schematic diagram showing a conventional example. DESCRIPTION OF SYMBOLS 1... Mill, 2... Mill primary air flow path, 4... Subtractor, 7... Damper, 11... Furnace, 12... Steam pipe, 15
...Steam temperature detector, 16...Subtractor, 17...Adder, 19...Primary air flow rate setting value, 20...Modified primary air flow rate setting signal.
Claims (1)
比較して１次空気流量を調節するようにした制御
回路を有する石炭焚ボイラの蒸気温度制御装置に
おいて、蒸気温度検出信号と蒸気温度設定値との
差を求めてこの温度偏差信号により１次空気流量
設定値を修正する加算器を含む回路を設け、該回
路の加算器を上記制御回路の比較装置に接続した
ことを特徴とする石炭焚ボイラの蒸気温度制御装
置。 In a steam temperature control device for a coal-fired boiler, which has a control circuit that adjusts the primary air flow rate by comparing a detection signal of the primary air flow rate to the mill with a setting signal, the steam temperature detection signal and the steam temperature set value are A coal-fired boiler, comprising: a circuit including an adder for determining the difference between the two temperatures and correcting the primary air flow rate set value using the temperature deviation signal; and the adder of the circuit is connected to a comparison device of the control circuit. steam temperature control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5660287U JPS63167004U (en) | 1987-04-14 | 1987-04-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5660287U JPS63167004U (en) | 1987-04-14 | 1987-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63167004U true JPS63167004U (en) | 1988-10-31 |
Family
ID=30885557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5660287U Pending JPS63167004U (en) | 1987-04-14 | 1987-04-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63167004U (en) |
-
1987
- 1987-04-14 JP JP5660287U patent/JPS63167004U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63167004U (en) | ||
| JPS63167005U (en) | ||
| JPS61181942U (en) | ||
| JPS5913840U (en) | instant water heater | |
| JPH0174407U (en) | ||
| JPS613454U (en) | Thermocouple flame detection circuit | |
| JPS63189340U (en) | ||
| JPS5824662U (en) | Proportional control type instantaneous water heater | |
| JPS63159643U (en) | ||
| JPS58107447U (en) | Forced draft combustion equipment | |
| JPS62199806U (en) | ||
| JPS6336839U (en) | ||
| JPS6293508U (en) | ||
| JPH01101005U (en) | ||
| JPS63126707U (en) | ||
| JPS6213335U (en) | ||
| JPS5824663U (en) | Proportional control type instantaneous water heater | |
| JPS6181313U (en) | ||
| JPS6196104U (en) | ||
| JPS61128502U (en) | ||
| JPS5849150U (en) | instant water heater | |
| JPS61186902U (en) | ||
| JPS6187519U (en) | ||
| JPS58122705U (en) | Steam turbine prewarming device | |
| JPH02127902U (en) |