JPH0174452U - - Google Patents
Info
- Publication number
- JPH0174452U JPH0174452U JP1987166423U JP16642387U JPH0174452U JP H0174452 U JPH0174452 U JP H0174452U JP 1987166423 U JP1987166423 U JP 1987166423U JP 16642387 U JP16642387 U JP 16642387U JP H0174452 U JPH0174452 U JP H0174452U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- signal
- setting device
- set value
- 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
- 239000000446 fuel Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Regulation And Control Of Combustion (AREA)
Description
第１図は本考案の実施例を示す構成図、第２図
は従来技術の一例を示す構成図、第３図、第４図
はその動作説明図である。
１……圧力調節計、２……蒸気圧力センサー、
３……加算器、４……燃料流量調節計、５……燃
料流量センサー、６……調節弁、７……空気流量
調節計、８……空気流量センサー、１１……空気
ダンパー、１２……排ガスＯ２濃度調節計、１３
……排ガスＯ２濃度センサー、１４……関数発生
器、１５，１７，１９……バイアス設定器、１６
……ローセレクター、１８……ハイセレクター、
２０……演算手段。
FIG. 1 is a block diagram showing an embodiment of the present invention, FIG. 2 is a block diagram showing an example of the prior art, and FIGS. 3 and 4 are diagrams explaining its operation. 1...Pressure controller, 2...Steam pressure sensor,
3...Adder, 4...Fuel flow rate controller, 5...Fuel flow rate sensor, 6...Control valve, 7...Air flow rate controller, 8...Air flow rate sensor, 11...Air damper, 12... ...Exhaust gas O2 concentration controller, 13
...Exhaust gas O2 concentration sensor, 14...Function generator, 15, 17, 19...Bias setting device, 16
...Low selector, 18...High selector,
20...Calculating means.
Claims (1)
号にバイアスを付加するための排ガスＯ２バイア
ス設定器と、バイアス補正された排ガスＯ２設定
器の出力を設定値とし排ガス濃度信号を測定値と
する排ガスＯ２調節計と、上記排ガスＯ２設定値
、排ガスＯ２調節計の操作出力及び実空気流量信
号を入力し、排ガスＯ２設定値信号に基づいた過
剰空気率を演算する演算手段と、この演算手段の
出力を測定値としマスター信号と燃料流量信号に
基づく設定値との偏差を制御演算してその操作出
力により空気供給量を制御する空気流量調節計と
を具備した燃焼制御装置。 An exhaust gas O 2 concentration setting device, an exhaust gas O 2 bias setting device for adding bias to the signal of this concentration setting device, and an output of the bias-corrected exhaust gas O 2 setting device as a set value and an exhaust gas concentration signal as a measured value. an exhaust gas O 2 controller, and a calculation means that inputs the exhaust gas O 2 set value, the operation output of the exhaust gas O 2 controller, and the actual air flow rate signal, and calculates an excess air ratio based on the exhaust gas O 2 set value signal. and an air flow rate controller that uses the output of the calculation means as a measured value to control and calculate the deviation between the master signal and the set value based on the fuel flow rate signal, and controls the air supply amount using the operation output. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987166423U JPH0174452U (en) | 1987-10-30 | 1987-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987166423U JPH0174452U (en) | 1987-10-30 | 1987-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0174452U true JPH0174452U (en) | 1989-05-19 |
Family
ID=31453790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987166423U Pending JPH0174452U (en) | 1987-10-30 | 1987-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0174452U (en) |
-
1987
- 1987-10-30 JP JP1987166423U patent/JPH0174452U/ja active Pending