JPH0746887B2 - Power supply / demand automatic control simulation device - Google Patents
Power supply / demand automatic control simulation deviceInfo
- Publication number
- JPH0746887B2 JPH0746887B2 JP63268566A JP26856688A JPH0746887B2 JP H0746887 B2 JPH0746887 B2 JP H0746887B2 JP 63268566 A JP63268566 A JP 63268566A JP 26856688 A JP26856688 A JP 26856688A JP H0746887 B2 JPH0746887 B2 JP H0746887B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- generator
- total
- demand
- automatic
- 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.)
- Expired - Fee Related
Links
Description
【発明の詳細な説明】 〔産業上の利用分野〕 この発明は、電力系統の需給調整の模擬を行なうために
訓練用シミュレータの系統内に設置された発電機の出力
配分を制御する電力系統の需給自動制御模擬装置に関す
る。DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to a power system for controlling the output distribution of generators installed in the system of a training simulator for simulating supply and demand adjustment of the power system. The present invention relates to a supply and demand automatic control simulation device.
従来、この種の電力系統の需給自動制御模擬装置として
第５図に示すものがあった。図はオンラインで用いてい
る模擬方式を全て訓練用シミュレータに取り入れたもの
である。図において、（１）は発電機の出力指令を発生
する需給自動制御模擬装置で、自動周波数制御模擬装置
（２）及び経済負荷配分模擬装置（３）を有する。
（４）は簡単のために複数あるうちの一つを示す発電所
で、自動出力制御模擬装置（５）及び発電機（６）を有
する。（７）は発電機（６）の出力を導入した電力系統
である。Conventionally, there has been one shown in FIG. 5 as an automatic demand-supply control simulator for this type of power system. The figure shows all the simulation methods used online in the training simulator. In the figure, (1) is a demand-supply automatic control simulator for generating an output command of a generator, which has an automatic frequency control simulator (2) and an economic load distribution simulator (3).
(4) is a power plant showing one of a plurality for simplification, and has an automatic output control simulation device (5) and a generator (6). (7) is an electric power system to which the output of the generator (6) is introduced.
次に動作について説明する。まず、自動周波数制御模擬
装置（２）は、電力系統（７）より系統周波数ｆを導入
し、基準周波数f0との偏差Δｆ＝ｆ−f0を検出し、偏差
Δｆを零に制御するための制御信号AFCOを発生する。経
済負荷配分模擬装置（３）は系統周波数ｆ、電力系統
（７）の潮流MW、発電機（６）の出力信号GOを入力し、
経済負荷配分理論を用いて電力系統（７）に対する需要
動向を求め、それに重負荷を発生させないように制御す
るための制御信号ELDOを発生する。制御信号AFCO及びEL
DOは自動出力制御模擬装置（５）に入力されて合成さ
れ、発電機（６）の制御信号GCとなる。制御信号GCは発
電機（６）に入力され、その出力を制御する。Next, the operation will be described. First, the automatic frequency control simulation device (2) introduces the system frequency f from the power system (7), detects the deviation Δf = f−f 0 from the reference frequency f 0, and controls the deviation Δf to zero. The control signal AFCO of is generated. The economic load distribution simulator (3) inputs the system frequency f, the power flow MW of the power system (7) and the output signal GO of the generator (6),
A demand signal for the electric power system (7) is obtained using the economic load distribution theory, and a control signal ELDO for controlling it so as not to generate a heavy load is generated. Control signal AFCO and EL
The DO is input to the automatic output control simulation device (5) and is synthesized, and becomes the control signal GC of the generator (6). The control signal GC is input to the generator (6) and controls its output.
従来の電力系統の需給自動制御模擬装置は、以上のよう
に構成され、発電機に対する出力配分を変分法等からな
る経済負荷配分理論によって算出していたので、制御模
擬機能が高度になるばかりか処理量も多くなり、訓練用
シミュレータとしてリアル・タイム処理が困難であり、
実用的でない等の課題があった。The conventional power supply and demand automatic control simulation device is configured as described above, and the output distribution to the generator is calculated by the economic load distribution theory such as the variational method. The amount of processing is also large, and real-time processing is difficult as a training simulator,
There were problems such as not being practical.
この発明は、上記のような課題を解消するためになされ
たもので、現在の総需要に基づき、発電機の出力配分量
を自動論理テーブルを参照して決定することにより、電
力系統の需給調整模擬を他機能を含めてリアル・タイム
で実行可能にする電力系統の需給自動制御模擬装置を得
ることを目的とする。The present invention has been made to solve the above problems, and based on the current total demand, the output distribution amount of the generator is determined by referring to the automatic logical table to adjust the supply and demand of the power system. It is an object of the present invention to obtain a power supply and demand automatic control simulation device that enables a simulation including other functions in real time.
この発明に係る電力系統の需給自動制御模擬装置は発電
機の出力信号と電力系統の系統周波数とより総需要算出
ブロックによって総需要を求め、前記総需要から各発電
機の出力群番号を求めるブロックにて必要調整量に最も
近い発電機の出力群を求め、前記出力群に基いて発電機
毎に調整を行うブロックにて予め定められている自動論
理テーブルを参照して各発電機に対し出力指令値を発生
するようにしたものである。The demand / supply automatic control simulator for a power system according to the present invention obtains the total demand by a total demand calculation block from the output signal of the generator and the system frequency of the power system, and a block for obtaining the output group number of each generator from the total demand. To find the output group of the generator closest to the required adjustment amount, and to output to each generator by referring to the automatic logic table that is predetermined in the block that adjusts for each generator based on the output group A command value is generated.
この発明における自動論理配分模擬装置は系統周波数及
び発電機出力とを入力とする総需要算出ブロックにより
総需要を算出し、その総需要を入力として各発電機の出
力群番号を求めるブロックにて必要調整量及び微調整量
を求め、発電機毎に調整を行うブロックにて自動論理テ
ーブルを参照しながら各発電機毎に出力指令を発生す
る。The automatic logic allocation simulation device according to the present invention is necessary in the block for calculating the total demand by the total demand calculation block which inputs the system frequency and the generator output, and for obtaining the output group number of each generator by inputting the total demand. The adjustment amount and the fine adjustment amount are obtained, and an output command is generated for each generator while referring to the automatic logic table in the block for adjusting each generator.
以下、この発明の一実施例を図について説明する。図
中、第５図と同一の部分は同一の符号をもって図示した
第１図において、（８）は需給自動制御模擬装置で、自
動周波数制御模擬装置（２）及び自動論理配分模擬装置
（９）とを有する。An embodiment of the present invention will be described below with reference to the drawings. In FIG. 1, parts that are the same as those in FIG. 5 are shown with the same reference numerals. In FIG. 1, (8) is an automatic supply and demand control simulation device, including an automatic frequency control simulation device (2) and an automatic logic allocation simulation device (9). Have and.
次に動作について説明する。まず、自動論理配分模擬装
置（９）は、機能ブロック図で示すと第２図のように、
総需要を算出する総需要算出ブロック（総需要算出部）
（10）、各発電機の出力群番号（No）を求めるブロック
（11）及び発電機毎に調整を行なうブロック（12）とを
もつ。因に、ブロック（11）とブロック（12）から出力
指令値発生部が構成されている。また、総需要算出ブロ
ック（10）は、系統周波数ｆ及び出力信号GOにより、電
力系統（７）の総需要（10a）を算出する。各発電機の
出力群番号（No）を求めるブロック（11）は総需要（10
a）から手動指定される発電機及びパターン運転される
発電機の出力分を除外したものを必要調整量とし、これ
に最も近い出力合計に対応する出力群Noを求める。これ
を図示すると、第３図のようになる。Next, the operation will be described. First, the automatic logic allocation simulation device (9) has a functional block diagram as shown in FIG.
Total demand calculation block that calculates total demand (total demand calculation unit)
(10) has a block (11) for obtaining the output group number (No) of each generator and a block (12) for adjusting each generator. Incidentally, the block (11) and the block (12) constitute an output command value generator. The total demand calculation block (10) calculates the total demand (10a) of the power system (7) based on the system frequency f and the output signal GO. The block (11) for obtaining the output group number (No) of each generator is the total demand (10
The output group No corresponding to the total output that is closest to this is calculated by taking the required adjustment amount that excludes the output of the manually specified generator and the generator of pattern operation from a). This is shown in FIG.
第３図において、（Pall）は必要発電量、（ΣPl）は現
在負荷合計、（Ploss）は送電損失、（Padj），（Padj
i）は必要調整量、（Pman all）は手動指定発電機の合
計出力、（Ppat all）はパターン運転発電機の合計出
力、（G1）〜（Gng）は１群〜ng群の自動合計出力、
（ΔGi）は微調整量である。第３図及び次の表に示す自
動論理テーブルのように、各発電機には35〜100群まで
の出力帯が割付けられ、必ず群Noの大きな出力帯ほど出
力値が大きく（又は等しく）なるように設定されてい
る。なお、表の（1G），（2G）…は発電機、（ΔΔp
s），（OOps）は発電機の出力である。In Fig. 3, (Pall) is the required power generation amount, (ΣPl) is the current total load, (Ploss) is the transmission loss, (Padj), (Padj).
i) is the required adjustment amount, (Pman all) is the total output of the manually specified generator, (Ppat all) is the total output of the pattern operation generator, and (G 1 ) to (Gng) is the automatic sum of the 1st to ng groups. output,
(ΔGi) is a fine adjustment amount. Like the automatic logic table shown in Fig. 3 and the following table, each generator is assigned an output band of 35 to 100 groups, and the output value of the group with a larger group number will be larger (or equal). Is set. In the table, (1G), (2G) ... are generators, (ΔΔp
s) and (OOps) are the output of the generator.
また、第２図の各発電機の出力群番号（No）を求めるブ
ロック（11）は、このような出力合計の中から必要調整
量（Padji）に最も近い出力群（11a）及び微調整量（Δ
Gi）を求める。発電機毎に調整を行うブロック（12）
は、第４図に示すように、出力指令値をより総需要に近
づけるに際し、微調整量を最小とするようにユニットの
優先順位に従って出力群Noの切替えをし、これによって
求められた出力群Noに基づいて自動論理テーブルを参照
し、各発電機の出力指令値（12a）を送出する。 In addition, the block (11) for obtaining the output group number (No) of each generator in FIG. 2 has the output group (11a) and the fine adjustment amount that are the closest to the required adjustment amount (Padji) from the total output. (Δ
Gi). Blocks for adjusting each generator (12)
As shown in FIG. 4, when the output command value is brought closer to the total demand, the output group No. is switched according to the priority order of the units so as to minimize the fine adjustment amount, and the output group obtained by this is selected. Based on No, it refers to the automatic logic table and sends the output command value (12a) of each generator.
以上のように、この発明によれば、自動論理テーブルに
設定されている合計出力のなかで、必要調整量に最も近
い合計出力を選択するとともに、その合計出力に見合っ
た各発電機の出力分配量をその自動論理テーブルから参
照し、その出力分配量を各発電機の出力指令値として発
生するように構成したので、合計出力に見合った各発電
機の出力指令値を高速に得ることができ、その結果、電
力系統の需給模擬をリアルタイムに実行できる効果があ
る。As described above, according to the present invention, among the total outputs set in the automatic logic table, the total output closest to the required adjustment amount is selected, and the output distribution of each generator corresponding to the total output is selected. Since it is configured to refer to the amount from the automatic logic table and generate the output distribution amount as the output command value of each generator, the output command value of each generator corresponding to the total output can be obtained at high speed. As a result, there is an effect that the supply and demand simulation of the power system can be executed in real time.
第１図はこの発明の一実施例による需給自動制御模擬装
置のブロック図、第２図は第１図に示す自動論理配分模
擬装置の機能ブロック図、第３図及び第４図は第１図に
示す需給自動制御模擬装置の動作を説明するグラフ図、
第５図は従来の需給自動制御模擬装置のブロック図であ
る。 図において、（６）は発電機、（７）は電力系統、
（８）は需給自動制御模擬装置、（９）は自動論理配分
模擬装置、（10）は総需要算出ブロック、（11）は各発
電機の出力群番号を求めるブロック、（12）は発電機毎
に調整を行うブロックである。 なお、図中、同一符号は同一又は相当部分を示す。FIG. 1 is a block diagram of an automatic supply and demand control simulation device according to an embodiment of the present invention, FIG. 2 is a functional block diagram of the automatic logical allocation simulation device shown in FIG. 1, and FIGS. 3 and 4 are FIG. A graph for explaining the operation of the demand and supply automatic control simulator shown in FIG.
FIG. 5 is a block diagram of a conventional demand and supply automatic control simulation device. In the figure, (6) is a generator, (7) is a power system,
(8) is a demand and supply automatic control simulation device, (9) is an automatic logic allocation simulation device, (10) is a total demand calculation block, (11) is a block for obtaining the output group number of each generator, and (12) is a generator This is a block for each adjustment. In the drawings, the same reference numerals indicate the same or corresponding parts.
Claims (1)
入力し、その出力信号と周波数に基づいて電力系統の総
需要を算出する総需要算出部と、予め、電力系統に供給
する発電機の合計出力が段階的に設定され、各合計出力
に見合った各発電機の出力分配量が設定された自動論理
テーブルと、上記総需要算出部により算出された電力系
統の総需要から手動指定される発電機とパターン運転さ
れる発電機の出力分を除外して必要調整量を算出したの
ち、上記自動論理テーブルに設定されている合計出力の
なかで、その必要調整量に最も近い合計出力を選択する
とともに、その合計出力に見合った各発電機の出力分配
量を上記自動論理テーブルから参照し、その出力分配量
を各発電機の出力指令値として発生する出力指令値発生
部とを備えた電力系統の需給自動制御模擬装置。1. A total demand calculation unit for inputting an output signal of each generator and a frequency of an electric power system and calculating a total demand of the electric power system based on the output signal and the frequency, and a power supply which is supplied to the electric power system in advance. The total output of the generators is set in stages, and the automatic logic table in which the output distribution amount of each generator corresponding to each total output is set, and the manual specification from the total demand of the power system calculated by the total demand calculator After calculating the required adjustment amount by excluding the output of the generator that is operated and the generator that is operated in a pattern, the total output that is the closest to the required adjustment amount among the total outputs set in the above automatic logic table. In addition to selecting the output distribution amount of each generator corresponding to the total output from the automatic logic table, an output command value generator that generates the output distribution amount as the output command value of each generator is provided. Power Supply and demand automatic control simulator of integration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63268566A JPH0746887B2 (en) | 1988-10-25 | 1988-10-25 | Power supply / demand automatic control simulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63268566A JPH0746887B2 (en) | 1988-10-25 | 1988-10-25 | Power supply / demand automatic control simulation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02114822A JPH02114822A (en) | 1990-04-26 |
| JPH0746887B2 true JPH0746887B2 (en) | 1995-05-17 |
Family
ID=17460300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63268566A Expired - Fee Related JPH0746887B2 (en) | 1988-10-25 | 1988-10-25 | Power supply / demand automatic control simulation device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0746887B2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57160329A (en) * | 1981-03-24 | 1982-10-02 | Tokyo Shibaura Electric Co | Power system simulator |
| JPS61150619A (en) * | 1984-12-25 | 1986-07-09 | 株式会社東芝 | Power system simulation system |
-
1988
- 1988-10-25 JP JP63268566A patent/JPH0746887B2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57160329A (en) * | 1981-03-24 | 1982-10-02 | Tokyo Shibaura Electric Co | Power system simulator |
| JPS61150619A (en) * | 1984-12-25 | 1986-07-09 | 株式会社東芝 | Power system simulation system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02114822A (en) | 1990-04-26 |
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