JPH0451039U - - Google Patents
Info
- Publication number
- JPH0451039U JPH0451039U JP9068290U JP9068290U JPH0451039U JP H0451039 U JPH0451039 U JP H0451039U JP 9068290 U JP9068290 U JP 9068290U JP 9068290 U JP9068290 U JP 9068290U JP H0451039 U JPH0451039 U JP H0451039U
- Authority
- JP
- Japan
- Prior art keywords
- outputs
- signal
- frequency
- function generator
- receives
- 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
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
Description
第１図は、本考案の一実施例の構成ブロツク図
、第２図は同実施例の第２関数発生器の作用説明
図、第３図は同実施例のタービンガバナ開度と主
蒸気圧力の関係図、第４図は従来例の構成ブロツ
ク図、第５図は同従来例の関数発生器の作用説明
図である。
１……第１関数発生器、２……加算器、３……
第２関数発生器、４……乗算器。
Fig. 1 is a configuration block diagram of an embodiment of the present invention, Fig. 2 is an explanatory diagram of the operation of the second function generator of the embodiment, and Fig. 3 is a diagram showing the turbine governor opening and main steam pressure of the embodiment. 4 is a block diagram of a conventional example, and FIG. 5 is an explanatory diagram of the function generator of the conventional example. 1...First function generator, 2...Adder, 3...
2nd function generator, 4...multiplier.
Claims (1)
あるときゼロのバイアス信号を出力し、かつ同所
定周波数より低い程大きい値のバイアス信号を出
力するとともに動所定周波数より高い程小さい値
のバイアス信号を出力する第１関数発生器と、タ
ービン入口主蒸気圧力設定信号を受け、バイアス
補正信号を出力する第２関数発生器と、上記第１
関数発生器および第２関数発生器の出力を受け、
その積を出力する乗算器と、負荷指令信号および
上記乗算器の出力を受け、その和をボイラ入力指
令信号として出力する加算器とを備えてなること
を特徴とする変圧運転ボイラの電力系統周波数制
御装置。 It receives a frequency signal and outputs a bias signal of zero when the input is near a predetermined frequency, and outputs a bias signal of a larger value as the frequency is lower than the predetermined frequency, and outputs a bias signal of a smaller value as the frequency is higher than the predetermined frequency. a first function generator that outputs an output; a second function generator that receives a turbine inlet main steam pressure setting signal and outputs a bias correction signal;
receiving the outputs of the function generator and the second function generator;
A power system frequency for a transformer-operated boiler characterized by comprising a multiplier that outputs the product thereof, and an adder that receives a load command signal and the output of the multiplier and outputs the sum as a boiler input command signal. Control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9068290U JPH0451039U (en) | 1990-08-31 | 1990-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9068290U JPH0451039U (en) | 1990-08-31 | 1990-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0451039U true JPH0451039U (en) | 1992-04-30 |
Family
ID=31825639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9068290U Pending JPH0451039U (en) | 1990-08-31 | 1990-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0451039U (en) |
-
1990
- 1990-08-31 JP JP9068290U patent/JPH0451039U/ja active Pending
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