JPS61103335A - Remote supervisory and controlling equipment - Google Patents
Remote supervisory and controlling equipmentInfo
- Publication number
- JPS61103335A JPS61103335A JP59224161A JP22416184A JPS61103335A JP S61103335 A JPS61103335 A JP S61103335A JP 59224161 A JP59224161 A JP 59224161A JP 22416184 A JP22416184 A JP 22416184A JP S61103335 A JPS61103335 A JP S61103335A
- Authority
- JP
- Japan
- Prior art keywords
- information signal
- converter
- signal
- transmission
- output
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Small-Scale Networks (AREA)
- Selective Calling Equipment (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の技術分野〕
本発明は集中制御システムの遠方監視制御装置に関する
。DETAILED DESCRIPTION OF THE INVENTION [Technical Field of the Invention] The present invention relates to a remote monitoring and control device for a centralized control system.
一般に集中制御システムは制御所側遠方監視制a装置で
複数の被制御所側遠方監視制御装置からの入力情報、即
ちスーパービジョン(8V)、テレメータ(TM)を入
力し、或いは複数の被制御所へ制御情報(出力情報)を
出力しているが、伝送路の万一の故障及び保守時の後備
保護として。Generally, in a centralized control system, a remote monitoring control device at the control center receives input information from remote monitoring and control devices at multiple controlled stations, such as supervision (8V) and telemeter (TM), or inputs input information from multiple remote monitoring and control devices at multiple controlled stations. Control information (output information) is output to the system as backup protection in the unlikely event of transmission line failure or maintenance.
伝送路を2重化している例が多い。In many cases, the transmission path is duplicated.
然るに、従来の遠方監視制御装置では、伝送路12重化
する場合、同一速度の伝送路間のみにおいて、伝送路の
切替えを実施していて、同一速度の伝送路が確保出来な
い場合、異なる伝送速度を待つ伝送路の切替えを諦める
か、無理?−同同速速度伝送路を新たに設ける必要があ
った。However, with conventional remote monitoring and control equipment, when duplicating transmission lines, transmission lines are switched only between transmission lines with the same speed, and if transmission lines with the same speed cannot be secured, different transmission lines are switched. Should I give up on switching the transmission line while waiting for speed, or is it impossible? - It was necessary to newly install the same speed transmission line.
そして、従来の遠方監視制御装置では、伝送路を2重化
する場合、同一速度の伝送路間のみにおいて、伝送路の
切替えを実施していて、同一速度の伝送路が確保出来な
い場合、或いは、情報量の□)
増大に伴い既設伝送速ばより速い伝送速度を待つ2ルー
ト目を採用したい場合、異なる伝送速度を持つ伝送路の
切替えを諦めるか、無理に同−速度の伝送路を新たに設
ける必要かあり、電力系統の平滑な運用(二支障を与え
るという恐nがあった。With conventional remote monitoring and control equipment, when duplicating transmission lines, switching between transmission lines is performed only between transmission lines with the same speed, and when transmission lines with the same speed cannot be secured, or , the amount of information increases) If you want to adopt a second route that waits for a faster transmission speed than the existing transmission speed, you must either give up on switching between transmission lines with different transmission speeds, or force a new transmission path with the same speed. However, there was a risk that it would interfere with the smooth operation of the power system.
本発明は上記従来の欠点を除去するためi二為さルたも
ので、制御所装置、被制御装置を改良して異なる伝送速
度で2ルートの伝送路を構成し、切替可能とすることに
より、異なる伝送速度を待つ伝送路の切替えを諦めなく
てよく、又、無理に同一速度の伝送路を新た(;設ける
必要がなく、又。The present invention was developed in order to eliminate the above-mentioned drawbacks of the conventional technology, and by improving the control center equipment and controlled equipment to configure two transmission routes with different transmission speeds and making it possible to switch between them. There is no need to give up on switching transmission lines waiting for a different transmission speed, and there is no need to forcibly create a new transmission line with the same speed.
情報量の増大C;伴う新たな第2ルートの伝送路新設時
、既設第1ルートの伝送路の伝送速度に制約されること
なく、′電力系統の平滑な運用を可能(二した遠方監視
制御装置を提供するものである。Increasing amount of information C: When constructing a new second route transmission line, smooth operation of the power system is possible without being constrained by the transmission speed of the existing first route transmission line (2) Remote monitoring and control It provides equipment.
本発明に制御所装置と被制御所装置とが2ルートの伝送
回線を介して接続さrLt遠方遠方監視制御装置C−て
、ルート間で同一速度の伝遠路が確保 (□出来ない
場合、モデムを2重t:n y=せP/S変換器のクロ
ック周期を切替える機能を持たせることにより、異なる
伝送速度を持つ伝送路の切替えを可能とし、電力系統の
平滑な運用を可能にしたことt特徴とする遠方監視制御
装置である。In the present invention, the control center equipment and the controlled equipment are connected via two routes of transmission lines. By providing a function to switch the clock cycle of the P/S converter, it is possible to switch between transmission lines with different transmission speeds, enabling smooth operation of the power system. This is a remote monitoring and control device with the following characteristics.
次に本発明の実施例(二ついて説明する。図面は情報信
号IDをレベル調整し、又はディジタル変換する入力回
路2と、入力回路2でレベル調整され、又はディジタル
変換さIf”Lm情報信号IDを走査する走査器3と、
走査器3の出力側に接続されて走査器3から出力さnZ
情報信号IDを並列一直列変換するP/S変換器4aと
、P/B変換器4aに接続されて情報信号IDを変調す
る変調器5aと。Next, two embodiments of the present invention will be explained. The drawing shows an input circuit 2 that level-adjusts or digitally converts the information signal ID, and an input circuit 2 that level-adjusts or digitally converts the information signal ID If''Lm information signal ID. a scanner 3 for scanning;
Connected to the output side of the scanner 3 and output from the scanner 3 nZ
A P/S converter 4a that converts the information signal ID from parallel to serial; and a modulator 5a that is connected to the P/B converter 4a and modulates the information signal ID.
変調器5aに伝送路7aを介して接続されて情報信号I
Dを復調する復調器tOaと、走査器3の出力側CP
/ S変換器4aと並列に接続されて情報信号IDを一
時的に記憶するデータバッファ4cと、データバッファ
4Cを介して走査器3の出力側に接続さ几て、データバ
ッファ4Cに記憶された情報信号IDをP/S変換器4
gと異なる速度で並列一直列変換するP/S変換器4b
と、P/B変換器41)!−接続さn″?:情報信号I
Dを変調する変調器5bと、変調器5bに伝送路7bを
介して接続されて情報信号iDを復調する復調器10b
と、復調器fob及び復調器tOaに接続さし、復調器
tOaの搬送周波数又は復調器lObの搬送周波数によ
って復調器10a、10bのいずnη1一方に切替えて
出力する伝送路切換スイッチ9と、伝送路切換スイッチ
9に接続され、伝送路切換スイッチ9の切換状態に応じ
て情報信号IDを直列−並列変換する8/Pi換器11
と。The information signal I is connected to the modulator 5a via the transmission path 7a.
A demodulator tOa that demodulates D and the output side CP of the scanner 3
A data buffer 4c is connected in parallel with the S converter 4a to temporarily store the information signal ID, and a data buffer 4c is connected to the output side of the scanner 3 via the data buffer 4C to store the information signal ID in the data buffer 4C. Information signal ID to P/S converter 4
P/S converter 4b that performs parallel-to-serial conversion at a speed different from g
and P/B converter 41)! -Connection n″?: Information signal I
A modulator 5b that modulates the information signal iD, and a demodulator 10b that is connected to the modulator 5b via a transmission line 7b and demodulates the information signal iD.
and a transmission path selector switch 9 connected to the demodulator fob and the demodulator tOa, and switching to one of the demodulators 10a and 10b according to the carrier frequency of the demodulator tOa or the carrier frequency of the demodulator lOb. 8/Pi converter 11 connected to the transmission line changeover switch 9 and converting the information signal ID from serial to parallel according to the switching state of the transmission line changeover switch 9;
and.
S/P変換器11から出力さrtた情報信号IDを分配
する分配器J2と1分配器121:よって分配さr′L
、た情報1j号IDのレベル調整又はアナログ変換をし
。Distributor J2 and 1 distributor 121 that distribute the information signal ID outputted from the S/P converter 11: Therefore, the information signal ID output from the S/P converter 11 is distributed r'L.
, level adjustment or analog conversion of information No. 1j ID.
出力清報ODとして出力する出力回路13とを具備して
なる遠方監視制御装置を示している。The figure shows a remote monitoring and control device including an output circuit 13 that outputs output information OD.
即ち、被制御所lで収込まr′Lに各電気機器のSv。That is, the Sv of each electrical device is contained in r'L at the controlled station l.
TM情報、即ち情報信号IDは、入力回路2でレベル調
整あるいはディジタル変換され、走査器3で各入力情報
は走査さ3.P/S変換部4でピット並列信号はビット
i列信号に変換さnるが、高速伝送側ではP/S変換器
4aのみなのC;対し、低速伝送側では同一速度で走査
器3から出力されると、全データを送る上記処理が間C
2合わないので。The TM information, that is, the information signal ID, is level-adjusted or digitally converted by the input circuit 2, and each input information is scanned by the scanner 3. In the P/S converter 4, the pit parallel signal is converted into an i-bit column signal, but on the high-speed transmission side, only the P/S converter 4a outputs the signals from the scanner 3 at the same speed. , the above process of sending all data will take a while.
2 doesn't match.
全データバッファ4Cを設け、こねに全データを記憶さ
せておき、この記憶さrLり内容を低速伝送側のクロッ
ク周期の異なるP/S変換器4bで伝送速度に合った処
理時間で順次伝送さnる。A total data buffer 4C is provided to store all data, and the stored contents are sequentially transmitted by a P/S converter 4b with a different clock cycle on the low-speed transmission side in a processing time suitable for the transmission speed. nru.
従って、入力情報は各P/B変換器4m、4bより出力
され、異なる伝送速度用の各変調器5i、5b、及び速
度の互いに異なる各伝送路7m、7bを経由して、制御
所8の異なる伝送速度用の各復調器toa、tobC=
入力され、変調信号から復調さt、伝送路切替スイッチ
9でいすnか片方の伝送路信号として切替えら71.、
P/S変換器11でピット直列信号からビット並列信
号に変換さnるか、 s/pK換器の処理速度、即ちり
aツク周期は伝送路切替スイッチ9に連動した信号Sに
より各伝送路の伝送速度に対応して低速側あるいは高速
側に切替えられる。Therefore, the input information is output from each P/B converter 4m, 4b, and is sent to the control center 8 via each modulator 5i, 5b for a different transmission speed, and each transmission line 7m, 7b with a different speed. Each demodulator for a different transmission rate toa, tobC=
The input signal is demodulated from the modulated signal t, and the transmission path selector switch 9 switches it to one of the transmission path signals 71. ,
The P/S converter 11 converts the pit serial signal into a bit parallel signal. The transmission speed is switched to the low speed side or the high speed side depending on the transmission speed.
i): まに、伝送路切替スイン5’−9は各復調
器Log。i): The transmission path switching switches 5'-9 are each demodulator Log.
tabの搬送周波数断を検出して信号を健全側の伝送路
へ自動的に切替え、又1手動で切替える機能を埒ってい
る。It detects a TAB carrier frequency disconnection and automatically switches the signal to a healthy transmission path, and also has a function that allows manual switching.
S/P変換器11の出力データは分配器12で各出力情
報に分配され、出力回路13でレベル調整あるいはアナ
ログ置換され、出力情報ODとして制御所8の系監盤、
制御机へ表示さrLタリ、或いは集中制御用計算機シス
テムへ出力さnる。The output data of the S/P converter 11 is distributed to each output information by the distributor 12, level adjusted or analog replaced by the output circuit 13, and outputted to the system supervisory board of the control center 8 as output information OD.
It is displayed on the control desk or output to the central control computer system.
また、制御所の制御情報(出力情報)は前述と逆(;配
置した構成の遠方監視制御装置で伝送されるが、構成図
および説明は省略する。従って、常用の伝送路としては
伝送速度のより早い伝送路を経由してデータを伝送し、
伝送路の万一の故障及び保守時のバックアップとして、
もう一方の伝送速度の遅い伝送路を使うことが出来る。In addition, the control information (output information) of the control center is transmitted by the remote monitoring and control equipment arranged in the opposite manner as described above, but the configuration diagram and explanation are omitted. Transmit data via a faster transmission path,
As a backup in the unlikely event of transmission line failure or maintenance,
The other transmission line with a slower transmission speed can be used.
尚、前述の様に巣中制御システムにおいて、被制御所の
遠方監視制御装置一対向の一例の他に、変形例として図
示はしないが、−制御所から見て複数の被制御所の遠方
監視制御装置I:おいて、複数対向として使用すること
も出来る。As mentioned above, in the nest control system, in addition to the example of one remote monitoring and control device of a controlled station facing each other, as a modified example (not shown), - remote monitoring of a plurality of controlled stations as seen from the control center. Control device I: can also be used as a plurality of opposing devices.
以上の様に、複数の被制御所を集中的I:副制御る集中
制御システムの遠方監視制御装置において、本発明の遠
方監視制御装置によnば、同一速度の伝送路が確保出来
ない場合、或いに情報量の増大(二伴い既設伝送速度よ
り速い伝送速度40′待っ2ルート目を採用したい場合
、異なる伝送路を持つ伝送路の切替えを実施し、電力系
統の平滑な運用な司能にした遠方監視制御装置を実現可
能とする。As described above, in a remote monitoring and control device of a centralized control system that centrally controls a plurality of controlled stations, the case where a transmission path of the same speed cannot be secured according to the remote monitoring and control device of the present invention. , or an increase in the amount of information (2) If you want to adopt a second route with a transmission speed of 40' that is faster than the existing transmission speed, it is necessary to switch the transmission paths with different transmission paths and manage the smooth operation of the power system. This makes it possible to realize a remote monitoring and control device that has the ability to
図面は本発明の一実施例を示す遠方監視制御装置の構成
図である。
2・・・入力回路 3・・・走査器4m、4b
・・・P/S fi換器 4c・・・全ワードバッフ
ァメモリ 5 a * 5 b・・・芙
調器7a、7b・・・伝送路
9・・・伝送路切替スイッチ
10・・・復調器 11・・・8/P変換器
12・・・分配器 13・・・出力回路代理
人 弁理士 則 近 :だ 佑
(ほか1名)The drawing is a configuration diagram of a remote monitoring and control device showing an embodiment of the present invention. 2... Input circuit 3... Scanner 4m, 4b
...P/S fi converter 4c...All word buffer memory 5a*5b...Modulators 7a, 7b...Transmission line 9...Transmission line changeover switch 10...Demodulator 11...8/P converter 12...Distributor 13...Output circuit agent Patent attorney Nori Chika: Dasuke (and 1 other person)
Claims (1)
回路と、この入力回路でレベル調整され、又はディジタ
ル変換された前記情報信号を走査する走査器と、この走
査器の出力側に接続されて前記走査器から出力された情
報信号を並列一直列変換する第1のP/S変換器と、こ
の第1のP/S変換器に接続されて前記情報信号を変調
する第1の変調器と、この第1の変調器に伝送路を介し
て接続されて前記情報信号を復調する第1の復調器と、
前記定量器の出力側に前記第1のP/S変換器と並列に
接続されて前記情報信号を一時的に記憶するデータバッ
ファと、このデータバッファを介して前記走査器の出力
側に接続されて、このデータバッファに記憶された前記
情報信号を前記第1のP/S変換器と異なる速度で並列
−直列変換する第2のP/S変換器と、この第2のP/
S変換器に接続されて前記情報信号を変調する第2の変
調器と、この第2の変調器に他の伝送路を介して接続さ
れて前記情報信号を復調する第2の復調器と、この第2
の復調器及び前記第1の復調器に接続され、前記第1の
復調器の搬送周波数又は前記第2の復調器の搬送周波数
によつて前記2組の復調器のいずれか一方に切替えて出
力する伝送路切換スイッチと、この伝送路切換スイッチ
に接続され、この伝送路切換スイッチの切換状態に応じ
て前記情報信号を直列−並列変換するS/P変換器と、
このS/P変換器から出力された前記情報信号を分配す
る分配器と、この分配器によつて分配された前記情報信
号のレベル調整又はアナログ変換をする出力回路とを具
備してなる遠方監視制御装置。an input circuit for level-adjusting or digitally converting an information signal; a scanner for scanning the information signal level-adjusted or digitally converted by the input circuit; and a scanner connected to the output side of the scanner for scanning the information signal. a first P/S converter that performs parallel-to-serial conversion of the information signal output from the device; a first modulator that is connected to the first P/S converter and modulates the information signal; a first demodulator connected to the first modulator via a transmission path to demodulate the information signal;
a data buffer connected to the output side of the quantitative device in parallel with the first P/S converter to temporarily store the information signal; and a data buffer connected to the output side of the scanner via the data buffer. a second P/S converter that converts the information signal stored in the data buffer from parallel to serial at a speed different from that of the first P/S converter;
a second modulator connected to the S converter to modulate the information signal; a second demodulator connected to the second modulator via another transmission path to demodulate the information signal; This second
and the first demodulator, and the output is switched to one of the two sets of demodulators depending on the carrier frequency of the first demodulator or the carrier frequency of the second demodulator. a transmission line changeover switch, and an S/P converter connected to the transmission line changeover switch and converting the information signal from serial to parallel according to the switching state of the transmission line changeover switch;
Remote monitoring comprising a distributor that distributes the information signal output from the S/P converter, and an output circuit that adjusts the level or converts the information signal distributed by the distributor into analog. Control device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59224161A JPS61103335A (en) | 1984-10-26 | 1984-10-26 | Remote supervisory and controlling equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59224161A JPS61103335A (en) | 1984-10-26 | 1984-10-26 | Remote supervisory and controlling equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61103335A true JPS61103335A (en) | 1986-05-21 |
Family
ID=16809484
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59224161A Pending JPS61103335A (en) | 1984-10-26 | 1984-10-26 | Remote supervisory and controlling equipment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61103335A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2247985A1 (en) * | 2008-02-06 | 2010-11-10 | Rosemount, Inc. | Minimal dead time digitally compensated process transmitter |
JP2016510889A (en) * | 2013-03-11 | 2016-04-11 | ローズマウント インコーポレイテッド | Digital correction process transmitter with reduced dead time |
-
1984
- 1984-10-26 JP JP59224161A patent/JPS61103335A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2247985A1 (en) * | 2008-02-06 | 2010-11-10 | Rosemount, Inc. | Minimal dead time digitally compensated process transmitter |
JP2011511382A (en) * | 2008-02-06 | 2011-04-07 | ローズマウント インコーポレイテッド | Digitally compensated process transmitter with minimal dead time |
EP2247985A4 (en) * | 2008-02-06 | 2014-12-03 | Rosemount Inc | Minimal dead time digitally compensated process transmitter |
US9157763B2 (en) | 2008-02-06 | 2015-10-13 | Rosemount, Inc. | Minimal dead time digitally compensated process transmitter |
JP2016510889A (en) * | 2013-03-11 | 2016-04-11 | ローズマウント インコーポレイテッド | Digital correction process transmitter with reduced dead time |
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