JPH0321646U - - Google Patents
Info
- Publication number
- JPH0321646U JPH0321646U JP7641689U JP7641689U JPH0321646U JP H0321646 U JPH0321646 U JP H0321646U JP 7641689 U JP7641689 U JP 7641689U JP 7641689 U JP7641689 U JP 7641689U JP H0321646 U JPH0321646 U JP H0321646U
- Authority
- JP
- Japan
- Prior art keywords
- flow rate
- fuel flow
- fuel
- calorific value
- function generator
- 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 13
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Regulation And Control Of Combustion (AREA)
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Description
第１図は、本考案の一実施例のブロツク図。
１……主蒸気圧力調節計、２……加算器、４…
…第１の関数発生器、５……発熱量調節計、６…
…第２の関数発生器、８……乗算器、９……燃料
流量調節計、７Ｓ……燃料流量、１２Ｓ……主蒸
気流量、２１Ｓ……燃料デマンド信号。
FIG. 1 is a block diagram of one embodiment of the present invention. 1... Main steam pressure controller, 2... Adder, 4...
...First function generator, 5... Calorific value controller, 6...
...Second function generator, 8...Multiplier, 9...Fuel flow rate controller, 7S...Fuel flow rate, 12S...Main steam flow rate, 21S...Fuel demand signal.
Claims (1)
調節計を有する燃焼制御系において、主蒸気流量
を入力し基準燃料を使用した場合のボイラ負荷と
燃料流量の関係を設定する第１の関数発生器と、
同関数発生器からの信号および燃料デマンド信号
を入力し上記基準発熱量に対する燃料発熱量を求
める発熱量調節計と、同発熱量調節計からの信号
により燃料流量補正係数を求める第２の関数発生
器と、同第２の関数発生器からの信号および燃料
流量を入力する乗算器とを備え、同乗算器の出力
を上記燃焼制御系の燃料流量調節計へ送ることを
特徴とする燃焼制御系における燃料流量補正装置
。 In a combustion control system having a fuel flow rate controller that adjusts the fuel flow rate according to the boiler load, a first function generator that inputs the main steam flow rate and sets the relationship between the boiler load and the fuel flow rate when using a reference fuel;
A calorific value controller that inputs the signal from the function generator and the fuel demand signal to calculate the fuel calorific value relative to the reference calorific value, and a second function generator that calculates the fuel flow rate correction coefficient based on the signal from the calorific value controller. and a multiplier for inputting the signal from the second function generator and the fuel flow rate, and the output of the multiplier is sent to the fuel flow rate controller of the combustion control system. Fuel flow correction device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7641689U JPH0321646U (en) | 1989-06-30 | 1989-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7641689U JPH0321646U (en) | 1989-06-30 | 1989-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0321646U true JPH0321646U (en) | 1991-03-05 |
Family
ID=31617867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7641689U Pending JPH0321646U (en) | 1989-06-30 | 1989-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0321646U (en) |
-
1989
- 1989-06-30 JP JP7641689U patent/JPH0321646U/ja active Pending
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