JPH07162970A - Multi-address communication monitoring device - Google Patents

Multi-address communication monitoring device

Info

Publication number
JPH07162970A
JPH07162970A JP30997093A JP30997093A JPH07162970A JP H07162970 A JPH07162970 A JP H07162970A JP 30997093 A JP30997093 A JP 30997093A JP 30997093 A JP30997093 A JP 30997093A JP H07162970 A JPH07162970 A JP H07162970A
Authority
JP
Japan
Prior art keywords
data
monitoring
recording
monitoring device
plant
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
Application number
JP30997093A
Other languages
Japanese (ja)
Inventor
Yoshiyuki Tsuchida
義之 土田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Priority to JP30997093A priority Critical patent/JPH07162970A/en
Publication of JPH07162970A publication Critical patent/JPH07162970A/en
Pending legal-status Critical Current

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  • Radio Relay Systems (AREA)

Abstract

PURPOSE:To provide the economical multi-address communication monitoring device excellent in the reliability of data transmission by converting various data collected at a plant or the like utilizing a communication satellite to radio signal data and performing multi-address communication to arbitrary terminal equipment. CONSTITUTION:A central data collecting/monitoring device 5 of a data collecting/monitoring system A is connected through a network 4 to respective plural distributedly arranged data collecting/monitoring devices 3-1 and 3-2 and performs data collection and monitor by making plant data 2-1 and 2-2 more efficiently and functionally arranged construction. The central data collecting/ monitoring device 5 collecting/monitoring respective plant data 2-1 and 2-2 from the plant 1 inputs them through a transmission line 6 to a mobile object data collecting/monitoring device 7 and performs multi-address communication from a transmission part 8 through a communication satellite 9 to a lot of reception parts 10-1 and 10-2. Thus, in the case of multi-address communication by the communication satellite, when transmitting plant data, the decision of correct data and error recovery can be performed.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、多数の端末装置とプラ
ント間とのデ―タ伝送を無線信号デ―タおよび通信衛星
を介して行なう同報通信監視装置に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a broadcast communication monitoring device for transmitting data between a large number of terminal devices and a plant via radio signal data and communication satellites.

【0002】[0002]

【従来の技術】従来、プラント特に発電所や変電所に設
置し、デ―タ収録・監視を行なう分散階層構成に配置さ
れたデ―タ収録・監視システムと、ここで処理された各
種デ―タを広範囲に渡って信号の送受信を可能とする衛
星伝送システムを利用する同報通信監視装置が知られて
いる。
2. Description of the Related Art Conventionally, a data recording / monitoring system installed in a plant, particularly a power plant or a substation, arranged in a distributed hierarchical structure for recording / monitoring data, and various data processed here. There is known a broadcast communication monitoring apparatus that uses a satellite transmission system that enables transmission and reception of signals over a wide range of data.

【0003】すなわち、発電所や変電所に設置されたデ
―タ収録・監視システムの送信側から通信衛星を利用し
て発電所や変電所から遠く離れた場所に位置する複数の
端末装置・監視装置に伝送することができる。同一デ―
タを同時に受信することができる。
That is, a plurality of terminal devices / monitors located far from the power plant or substation are utilized by using communication satellites from the transmitting side of the data recording / monitoring system installed in the power plant or substation. Can be transmitted to the device. Same data
Data can be received at the same time.

【0004】しかしながら、このような衛星伝送装置に
よるデ―タ伝送では、デ―タ伝送の信頼度において気象
による影響を受けやすい。特に、降雨や雷時のデ―タ伝
送の誤り発生率が高いため、冗長度の少ないデ―タの伝
送の実用性を持って可能にする必要がある。例えば、デ
―タ信号の誤りが検出された場合はデ―タを回復させる
機能を備えることが必要となる。
However, in the data transmission by such a satellite transmission device, the reliability of the data transmission is easily affected by the weather. In particular, since the error rate of data transmission during rain or lightning is high, it is necessary to make the transmission of data with little redundancy practically possible. For example, it is necessary to have a function of recovering data when an error in the data signal is detected.

【0005】誤りデ―タ回復の1方法として、専用の伝
送確認の誤り検出コ―ドを伝送デ―タと共に、送信して
受信側の端末装置で伝送デ―タの誤りの有無を検出し、
誤りが検出された場合には受信側は送信側に再度信号を
請求する。
As one method of error data recovery, a dedicated transmission confirmation error detection code is transmitted together with the transmission data, and the receiving side terminal device detects the presence or absence of an error in the transmission data. ,
If an error is detected, the receiver requests the transmitter again for a signal.

【0006】また、同時に多数の端末装置へ伝送する形
態の同報通信の場合の再送信の方法としては、誤りを検
出した端末装置が別の地上の通信回線により送信側から
再送信を行なう方法もある。
Further, as a retransmission method in the case of broadcast communication in the form of transmitting to a large number of terminal devices at the same time, a terminal device which has detected an error retransmits from the transmitting side through another terrestrial communication line. There is also.

【0007】[0007]

【発明が解決しようとする課題】しかしながら、デ―タ
伝送に誤りが検出された場合にデ―タの再送信をする機
能を加えると、その機能にともない端末装置自体の構成
も複雑になり、経済的に問題となる。
However, if a function of retransmitting data when an error is detected in the data transmission is added, the configuration of the terminal device itself becomes complicated due to the function, It becomes an economic problem.

【0008】しかし、このような機能が無いとデ―タ伝
送中にプログラムによるバグによるデ―タ異常を検出す
ることができなくなり、また伝送されているデ―タ毎に
収録した各種デ―タ、過去の経験に基づき監視員自らが
デ―タの正常性を判断しなければならなかった。
However, without such a function, it is not possible to detect a data abnormality due to a bug caused by a program during data transmission, and various data recorded for each transmitted data. The observer had to judge the normality of the data based on past experience.

【0009】そのため、監視員でも判断できないデ―タ
の誤りのケ―ス、誤りが検出されてもその原因を判断で
きないケ―スが生じた場合には、同報通信監視装置自体
が不具合になる。
Therefore, if there is a case of data error that cannot be judged even by the observer, or if the cause cannot be judged even if an error is detected, the broadcast communication monitoring device itself becomes defective. Become.

【0010】よって、この同報通信監視装置に接続され
ている他の回線の機器が正常であっても、この衛星伝送
装置のデ―タの誤りにより処理の停滞・効率低下など、
充分な機能を発揮することができない。
Therefore, even if the equipment on the other line connected to the broadcast communication monitoring apparatus is normal, the processing error and the efficiency decrease due to the error of the data of the satellite transmission apparatus.
Not able to exert sufficient functions.

【0011】本発明の目的は、通信衛星を利用してプラ
ント等で収集した各種デ―タを無線信号デ―タに変換し
て任意の端末装置に同報通信を行なうことにより、デ―
タ伝送の信頼性に優れ、経済的な同報通信監視装置を提
供する。
An object of the present invention is to convert various data collected in a plant or the like into a wireless signal data by using a communication satellite and perform a broadcast communication to an arbitrary terminal device, thereby transmitting the data.
(EN) An economical broadcast communication monitoring device with excellent reliability of data transmission.

【0012】[0012]

【課題を解決するための手段】上記目的を達成するため
に、[請求項1]記載の発明は、プラントからのプラン
トデ―タを収録・監視する複数のデ―タ収録・監視装置
とをネットワ―クを介して接続し分散構成とし、前記デ
―タ収録・監視装置の上位に設置され前記デ―タ収録・
監視装置を統括監視する中央デ―タ収録・監視装置とか
らなるデ―タ収録・監視システムと、前記デ―タ収録・
監視システムで処理される各種デ―タを無線信号デ―タ
に変換し送信すると共に、入力されてくる無線信号デ―
タを前記デ―タ収録・監視システムに出力する移動体収
録・監視装置と、前記デ―タ収録・監視システムから遠
隔地に設けられ、前記移動体収録・監視装置と無線信号
デ―タの送受信を行ない、このデ―タに基づき求まる情
報を出力する複数の端末装置と、前記移動体収録・監視
装置から送信される無線信号デ―タを取り込み、任意の
端末装置に送信すると共に、前記端末装置から送信され
る無線信号デ―タを取り込み、任意の端末装置、前記移
動体収録・監視装置に送信する処理を行なう通信衛星
と、から構成されることを特徴とする。
In order to achieve the above object, the invention described in [Claim 1] includes a plurality of data recording / monitoring devices for recording / monitoring plant data from a plant. -Connected via a network to create a decentralized configuration, which is installed above the data recording / monitoring device to record the data.
A data recording / monitoring system consisting of a central data recording / monitoring device for centrally monitoring the monitoring device and the data recording / monitoring system.
Converts various data processed by the monitoring system into wireless signal data and transmits it, and also receives incoming wireless signal data.
A mobile body recording / monitoring device that outputs data to the data recording / monitoring system, and a mobile body recording / monitoring device and a wireless signal data provided at a remote location from the data recording / monitoring system. A plurality of terminal devices that perform transmission / reception and output information obtained based on this data, and wireless signal data transmitted from the mobile body recording / monitoring device are captured and transmitted to any terminal device, and It is characterized in that it comprises a wireless satellite data transmitted from the terminal device, a communication satellite which performs a process of transmitting the wireless signal data to an arbitrary terminal device and the mobile body recording / monitoring device.

【0013】[請求項2]記載の発明は、[請求項1]
記載の発明において受信された無線信号デ―タの誤りの
有無を検出する検出部と、検出部にて誤りが検出された
場合の誤りデ―タの回復処理を行なう回復処理部と、正
しいデ―タが受信されるまで誤りデ―タを保存するデ―
タ保存部とを備える端末装置を有することを特徴とす
る。
The invention according to [Claim 2] is [Claim 1].
In the invention described above, a detection unit that detects the presence or absence of an error in the received radio signal data, a recovery processing unit that performs recovery processing of error data when an error is detected by the detection unit, and a correct data -Data that stores erroneous data until the data is received.
And a terminal device including a data storage unit.

【0014】[請求項3]記載の発明は、[請求項1]
または[請求項2]記載の発明において予めデ―タ収録
・監視システムで得られる各種デ―タに優先順位を設定
し、この優先順位に基づきデ―タを処理し無線信号デ―
タとして送信することを特徴とする。
The invention described in [Claim 3] is [Claim 1].
Alternatively, in the invention described in [Claim 2], priorities are set in advance for various data obtained by the data recording / monitoring system, and the data are processed based on the priorities to process the wireless signal data.
It is characterized in that it is transmitted as a data.

【0015】[0015]

【作用】本発明によれば、通信衛星を利用してプラント
等で収集した各種デ―タを無線信号デ―タに変換して任
意の端末装置に同報通信を行なう際に、正しいデ―タの
判定とデ―タ誤りを効率的に行なうことができる。
According to the present invention, when various data collected at a plant or the like using a communication satellite is converted into wireless signal data and broadcast to any terminal device, correct data is transmitted. Data judgment and data error can be performed efficiently.

【0016】[0016]

【実施例】図1は、本発明の一実施例を示すシステムブ
ロック図であり、通信衛星9を利用したデ―タ収録・監
視システムの同報通信監視装置システムである。プラン
ト1からプラントデ―タ2−1,2−2をデ―タ収録・
監視装置3−1,3−2に入力し、ネットワ―ク4を介
して中央デ―タ収録・監視装置5に入力するデ―タ収録
・監視システムAである。
FIG. 1 is a system block diagram showing an embodiment of the present invention, which is a broadcast communication monitoring device system of a data recording / monitoring system using a communication satellite 9. Data recording of plant data 2-1 and 2-2 from plant 1
This is a data recording / monitoring system A for inputting to the monitoring devices 3-1 and 3-2 and inputting to the central data recording / monitoring device 5 via the network 4.

【0017】該デ―タ収録・監視システムAの中央デ―
タ収録・監視装置5はネットワ―ク4を経由して複数に
分散構成に配置した各々のデ―タ収録・監視装置3−
1,3−2と接続し、プラントからのプラントデ―タ2
−1,2−2を効率よく、より機能的な配置構成とし、
デ―タ収録・監視する。
Central data of the data recording / monitoring system A
The data recording / monitoring device 5 is a plurality of data recording / monitoring devices 3 arranged in a distributed configuration via the network 4.
Connected with 1, 3-2, plant data from the plant 2
-1, 2-2 have an efficient and more functional layout configuration,
Record and monitor data.

【0018】プラント1からの各々のプラントデ―タ2
−1,2−2を収録・監視した中央デ―タ収録・監視装
置5は伝送ライン6を移動体デ―タ収録・監視装置7に
入力し、通信衛星9を介在させて、収録・監視システム
のデ―タ伝送を広範囲に同報通信を行なう。
Each plant data 2 from the plant 1
The central data recording / monitoring device 5 which records / monitors -1, 2-2 inputs the transmission line 6 to the mobile body data recording / monitoring device 7 and records / monitors via the communication satellite 9. Broadcast data over a wide range of system data transmissions.

【0019】即ち、移動体デ―タ収録・監視装置7に設
置された送信部8から、前記デ―タ収録・監視のデ―タ
を通信衛星9を介在させて、多くの受信部10−1,10−
2に同報通信を行なう。
That is, from the transmission unit 8 installed in the mobile unit data recording / monitoring device 7, the data recording / monitoring data is interleaved by the communication satellite 9 and many receiving units 10- 1,10-
Broadcast to 2.

【0020】通信衛星9から発信されたデ―タ収録・監
視デ―タは、同報通信装置11−1,11−2に設置された
受信部10−1,10−2で受信される。受信部10−1,10
−2で受信されたプラントの収録・監視した前記のプラ
ントデ―タ2−1,2−2は同報通信装置11−1,11−
2に入力され、該プラントデ―タ2−1,2−2は通信
回線装置12−1,12−2を通して、ネットワ―ク13−
1,13−2を介在して各々のネットワ―ク13−1,13−
2と接続している端末装置14A,…,14N、15A,…,
15Nにプラントデ―タを出力する。
The data recording / monitoring data transmitted from the communication satellite 9 are received by the receiving units 10-1, 10-2 installed in the broadcast communication devices 11-1, 11-2. Receiver 10-1, 10
-2, the above-mentioned plant data 2-1 and 2-2 which recorded and monitored the plant received at -2 are broadcast communication devices 11-1 and 11-.
2 and the plant data 2-1 and 2-2 are connected to the network 13- through the communication line devices 12-1 and 12-2.
1, 13-2 with each network 13-1, 13-
Terminal devices 14A, ..., 14N, 15A, ...
Outputs plant data to 15N.

【0021】図2は、本実施例の移動体デ―タ収録・監
視装置7のブロック図の詳細である。デ―タ収録・監視
システムAから伝送ライン6を通して入力されたプラン
トデ―タは移動体デ―タ収録・監視装置7に入力され
る。
FIG. 2 is a detailed block diagram of the moving body data recording / monitoring device 7 of this embodiment. The plant data input from the data recording / monitoring system A through the transmission line 6 is input to the mobile data recording / monitoring device 7.

【0022】移動体デ―タ収録・監視装置7は、受信入
力インタ―フェイス部7A、デ―タメモリ部7B、デ―
タ収録・監視デ―タファイル部7C、受信アドレス部7
D、送信部7E、デ―タ処理部7F、ディスプレイ部7
G、送信出力インタ―フェイス部7Hで構成されてい
る。
The mobile data recording / monitoring device 7 includes a reception / input interface section 7A, a data memory section 7B, and a data memory section 7B.
Data recording / monitoring data file section 7C, reception address section 7
D, transmitting section 7E, data processing section 7F, display section 7
G, a transmission output interface section 7H.

【0023】移動体デ―タ収録・監視装置7から出力さ
れるプラントデ―タは送信部8を通して通信衛星9へ出
力される。移動体デ―タ収録・監視装置7は、伝送ライ
ン6を介して入力されるプラントデ―タについて、受信
入力インタ―フェイス部7Aに入力され、デ―タメモリ
部7Bにて、通信衛星9を利用する場合、移動体デ―タ
収録・監視装置7の数が通信衛星9の1台に対して、
1:nの1台に対してn台対応することができることか
ら移動体デ―タ収録・監視装置7の台数が非常に多い。
The plant data output from the mobile unit data recording / monitoring device 7 is output to the communication satellite 9 through the transmitter 8. The mobile data recording / monitoring device 7 inputs the plant data input via the transmission line 6 to the reception input interface unit 7A, and uses the communication satellite 9 in the data memory unit 7B. In this case, the number of mobile body data recording / monitoring devices 7 for one communication satellite 9 is
Since it is possible to correspond to n units of 1: n, the number of mobile body data recording / monitoring devices 7 is very large.

【0024】但し、実際には運用している台数は限られ
ており、そこでデ―タメモリ部7Bで該デ―タメモリ部
7Bに設置されているデ―タ収録・監視システムAのみ
を選択し、接続し、監視プラントデ―タ受信を本図には
示していないが他の移動体デ―タ収録・監視装置と区別
するように設定されている。
However, the number of operating units is actually limited, so that the data memory unit 7B selects only the data recording / monitoring system A installed in the data memory unit 7B, Although it is not shown in the figure, it is set so as to be connected to and receive monitoring plant data from other mobile data recording / monitoring devices.

【0025】例えば、ポ―リングという方式があり、デ
―タメモリ部7B内のメモリマップに移動体デ―タ収録
・監視装置のアドレス等の情報を前もって登録してお
き、該登録されたメモリについてのみポ―リングを行な
い、プラントデ―タの収録・監視デ―タを収録する。
For example, there is a system called polling, in which information such as addresses of mobile data recording / monitoring devices is registered in advance in a memory map in the data memory unit 7B, and the registered memory is registered. Only polling is performed, and the recording / monitoring data of the plant data is recorded.

【0026】該収録されたプラントデ―タの収録・監視
デ―タは、デ―タ収録・監視デ―タファイル部7Cにフ
ァイルされる。デ―タメモリ部7Bでポ―リングにより
登録された前記プラントデ―タ収録・監視デ―タは、受
信アドレス部7Dにて移動体デ―タ収録・監視装置のア
ドレスが指定され、指定されたアドレスに従いプラント
デ―タ収録・監視デ―タは送信部7Eを介して、前記プ
ラントデ―タ収録・監視デ―タファイル部7Cからのプ
ラントデ―タをデ―タ処理部7Fにプラントデ―タ処理
のデ―タ処理を行ない、該プラントデ―タ処理状態をデ
ィスプレイ部7Gにてプラントデ―タ処理状況を確認し
て、送信出力インタ―フェイス部7Hに出力される。
The recording / monitoring data of the recorded plant data is filed in the data recording / monitoring data file section 7C. For the plant data recording / monitoring data registered by polling in the data memory unit 7B, the address of the mobile unit data recording / monitoring device is designated by the reception address unit 7D, and the designated address is set. According to the above, the plant data recording / monitoring data is transmitted from the plant data recording / monitoring data file unit 7C to the data processing unit 7F via the transmission unit 7E. Data processing is performed, the plant data processing state is confirmed on the display unit 7G to confirm the plant data processing status, and the result is output to the transmission output interface unit 7H.

【0027】送信出力インタ―フェイス部7Hに出力さ
れたプラントデ―タ収録・監視デ―タは、送信部8を通
して、通信衛星9に送信する。移動体デ―タ収録・監視
装置7のデ―タメモリ部7Bにてデ―タ収録・監視ステ
ムAのプラントデ―タのアドレスを指定することで、必
要とするプラントデ―タの入手をいろいろなデ―タ収録
・監視システムを指定することで、より一層のデ―タ収
録システムを容易にすることが可能となる。
The plant data recording / monitoring data output to the transmission output interface section 7H is transmitted to the communication satellite 9 through the transmission section 8. By specifying the address of the plant data of the data recording / monitoring system A in the data memory unit 7B of the mobile unit data recording / monitoring device 7, it is possible to obtain various kinds of required plant data. -By specifying the data recording / monitoring system, it becomes possible to further facilitate the data recording system.

【0028】図3は、本実施例の通信衛星9から受信す
る同報通信装置の構成を示すブロック図である。通信衛
星9で受信したプラントデ―タ収録・監視デ―タは、同
報通信装置11−1,11−2に設置されている受信部10−
1,10−2で受信し、入力する。入力されたプラントデ
―タ収録・監視デ―タは、同報通信装置11−1,11−2
に入力され、出力して通信回線装置12−1,12−2に出
力される。
FIG. 3 is a block diagram showing the configuration of the broadcast communication device which receives from the communication satellite 9 of this embodiment. The plant data recording / monitoring data received by the communication satellite 9 is received by the receiving unit 10- installed in the broadcast communication device 11-1, 11-2.
Receive at 1, 10-2 and input. The input plant data recording / monitoring data is the broadcast communication device 11-1, 11-2.
To the communication line devices 12-1 and 12-2.

【0029】同報通信装置11−1は、入力インタ―フェ
イス部11−1A、同報通信受信部11−1B、受信デ―タ
部11−1C、回復処理部11−1E、デ―タ処理部11−1
F、端末テ―ブル11−1G、出力インタ―フェイス部11
−1Hで構成されている。
The broadcast communication device 11-1 includes an input interface unit 11-1A, a broadcast communication receiving unit 11-1B, a reception data unit 11-1C, a recovery processing unit 11-1E, and a data processing. Part 11-1
F, terminal table 11-1G, output interface section 11
-1H.

【0030】受信部11−1で受信されたプラントデ―タ
収録・監視デ―タは入力インタ―フェイス部11−1Aに
入力され、同報通信受信部11−1Bに入力される。該同
報通信受信部11−1Bは、通信衛星9から同報通信され
たプラントデ―タ収録・監視デ―タを所定の誤り検出処
理によって該受信デ―タの誤りの有無を識別し、受信さ
れたデ―タに誤りが検出された場合には、回復処理部11
−1Eにて処理を実施する。
The plant data recording / monitoring data received by the receiving unit 11-1 is input to the input interface unit 11-1A and then to the broadcast communication receiving unit 11-1B. The broadcast communication receiving unit 11-1B receives the plant data recording / monitoring data broadcast from the communication satellite 9 by a predetermined error detection process to identify the presence / absence of an error in the received data and receive the data. If an error is detected in the recovered data, the recovery processing unit 11
Perform the process at -1E.

【0031】同報通信受信部11−1Bからのプラントデ
―タ収録・監視デ―タは、受信デ―タ部11−1Cに保存
する。回復処理部11−1Eは端末テ―ブル11−1Gを有
し、該端末テ―ブル11−1Gは通信回線装置12−1によ
ってネットワ―ク13−1を介して通信する所定の他の端
末装置14A,…,14Nとの通信のための所要の接続プラ
ントデ―タ収録・監視デ―タを保持し、通信回線装置12
−1により、端末テ―ブル11−1Gに従って、各端末装
置14A,…,14Nと順次通信を行なって、該同報通信の
受信デ―タに誤りがないことを検出して、デ―タ処理部
11−1Fにて誤りのないデ―タ処理であることを判定し
て、出力インタ―フェイス部11−1Hを通して、通信回
線装置12−1に出力する。
The plant data recording / monitoring data from the broadcast communication receiving unit 11-1B is stored in the reception data unit 11-1C. The recovery processing unit 11-1E has a terminal table 11-1G, and the terminal table 11-1G is a predetermined other terminal with which the communication line device 12-1 communicates via the network 13-1. The communication line device 12 holds the required connection plant data recording / monitoring data for communication with the devices 14A, ..., 14N.
-1 to sequentially communicate with the terminal devices 14A, ..., 14N in accordance with the terminal table 11-1G, detect that there is no error in the received data of the broadcast communication, and Processing unit
11-1F determines that the data processing has no error and outputs it to the communication line device 12-1 through the output interface unit 11-1H.

【0032】同報通信装置11−2についても前記同報通
信装置11−1と同様に受信部10−2で受信したプラント
デ―タ処理・監視デ―タは処理され、通信回線装置12−
2に出力され、ネットワ―ク13−2を介して、端末装置
15A,…,15Nに出力される。
Also in the broadcast communication device 11-2, the plant data processing / monitoring data received by the receiving unit 10-2 is processed in the same manner as the broadcast communication device 11-1 and the communication line device 12-
2 is output to the terminal device via the network 13-2.
Output to 15A, ..., 15N.

【0033】上記の同報通信部11−1Bにより、各端末
装置14A,…,14Nは比較的近傍の数台の端末装置を前
記説明した端末テ―ブルに登録しておいて、同報通信で
通信衛星9からの受信デ―タに誤りがあった場合には、
前記端末テ―ブルに登録しておいて、同報通信で通信衛
星9からの受信デ―タに誤りがあった場合には端末テ―
ブルにあるそれらの端末装置にデ―タを正しく受信した
端末装置があるまで、順次問い合わせを実施する。
By the broadcast communication unit 11-1B, each of the terminal devices 14A, ..., 14N registers several relatively close terminal devices in the above-mentioned terminal table, and broadcasts them. If there is an error in the received data from the communication satellite 9 at,
If there is an error in the received data from the communication satellite 9 in the broadcast communication after registering in the terminal table, the terminal table
Inquiries are sequentially made until those terminal devices in the blue have received the data correctly.

【0034】[0034]

【発明の効果】以上の説明から、本発明によれば通信衛
星等による同報通信において、プラントデ―タの送信時
に正しいデ―タの判定と誤り回復を行なうことができ、
デ―タの誤り回復を効果的に行なうことができる。
From the above description, according to the present invention, it is possible to perform correct data determination and error recovery at the time of transmitting plant data in broadcast communication by a communication satellite or the like.
Data error recovery can be effectively performed.

【0035】又通信衛星から受信した同報通信装置でプ
ラントデ―タの回復処理部を設けることにより効率的に
デ―タ処理を行なうことが可能となった。更に、移動体
デ―タ収録・監視装置で送信する各端末装置のアドレス
を指定することにより、より一層効果的な端末装置の運
用が行なえるようになった。
Further, by providing the restoration processing unit for the plant data in the broadcast communication device received from the communication satellite, it becomes possible to efficiently perform the data processing. Furthermore, by designating the address of each terminal device to be transmitted by the mobile data recording / monitoring device, it becomes possible to operate the terminal device more effectively.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の一実施例を示すシステムブロック図。FIG. 1 is a system block diagram showing an embodiment of the present invention.

【図2】本実施例の移動体デ―タ収録・監視装置のブロ
ック図の詳細図。
FIG. 2 is a detailed block diagram of a moving body data recording / monitoring apparatus according to the present embodiment.

【図3】本実施例の通信衛星から受信する同報通信装置
の構成を示すブロック図。
FIG. 3 is a block diagram showing the configuration of a broadcast communication device that receives signals from a communication satellite of this embodiment.

【符号の説明】[Explanation of symbols]

A…デ―タ収録・監視システム 1…プラント 2−1,2−2…プラントデ―タ 3−1,3−2…デ―タ収録・監視装置 4…ネットワ―ク 5…中央デ―タ収録・監視装置 6…伝送ライン 7…移動体デ―タ収録・監視装置 8…送信部 9…通信衛星 10−1,10−2…受信部 11−1,11−2…同報通信装置 12−1,12−2…通信回線装置 13−1,13−2…ネットワ―ク 14A,…,14N…端末装置 15A,…,15N…端末装置 7A…受信入力インタ―フェイス部 7B…デ―タメモリ部 7C…デ―タ収録・監視デ―タファイル 7D…受信アドレス部 7E…送信部 7F…デ―タ処理部 7G…ディスプレイ 7H…送信出力インタ―フェイス部 11−1A…入力インタ―フェイス部 11−1B…同報通信受信部 11−1C…受信デ―タ部 11−1E…回復処理部 11−1F…デ―タ処理部 11−1G…端末テ―ブル 11−1H…出力インタ―フェイス部 A ... Data recording / monitoring system 1 ... Plant 2-1 and 2-2 ... Plant data 3-1 and 3-2 ... Data recording / monitoring device 4 ... Network 5 ... Central data recording・ Monitoring device 6 ... Transmission line 7 ... Mobile body data recording / monitoring device 8 ... Transmission unit 9 ... Communication satellites 10-1, 10-2 ... Reception unit 11-1, 11-2 ... Broadcast communication device 12- 1, 12-2 ... Communication line device 13-1, 13-2 ... Network 14A, ..., 14N ... Terminal device 15A, ..., 15N ... Terminal device 7A ... Reception input interface section 7B ... Data memory section 7C ... Data recording / monitoring data file 7D ... Reception address section 7E ... Transmission section 7F ... Data processing section 7G ... Display 7H ... Transmission output interface section 11-1A ... Input interface section 11-1B ... Broadcast communication receiving section 11-1C ... Reception data section 11-1E ... Recovery processing section 11 1F ... de - data processing unit 11-1G ... terminal Te - Bull 11-1H ... output interface - the face portion

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 プラントからのプラントデ―タを収録・
監視する複数のデ―タ収録・監視装置とをネットワ―ク
を介して接続し分散構成とし、前記デ―タ収録・監視装
置の上位に設置され前記デ―タ収録・監視装置を統括監
視する中央デ―タ収録・監視装置とからなるデ―タ収録
・監視システムと、 前記デ―タ収録・監視システムで処理される各種デ―タ
を無線信号デ―タに変換し送信すると共に、入力されて
くる無線信号デ―タを前記デ―タ収録・監視システムに
出力する移動体収録・監視装置と、 前記デ―タ収録・監視システムから遠隔地に設けられ、
前記移動体収録・監視装置と無線信号デ―タの送受信を
行ない、このデ―タに基づき求まる情報を出力する複数
の端末装置と、 前記移動体収録・監視装置から送信される無線信号デ―
タを取り込み、任意の端末装置に送信すると共に、前記
端末装置から送信される無線信号デ―タを取り込み、任
意の前記端末装置、前記移動体収録・監視装置に送信す
る処理を行なう通信衛星と、 から構成されることを特徴とする同報通信監視装置。
1. A plant data from a plant is recorded.
A plurality of data recording / monitoring devices to be monitored are connected via a network to form a distributed configuration, which is installed above the data recording / monitoring device and performs overall monitoring of the data recording / monitoring device. A data recording / monitoring system including a central data recording / monitoring device, and various data processed by the data recording / monitoring system are converted into wireless signal data and transmitted, and also input. A mobile body recording / monitoring device that outputs the received wireless signal data to the data recording / monitoring system, and is provided at a remote location from the data recording / monitoring system,
A plurality of terminal devices that transmit and receive radio signal data to and from the mobile body recording / monitoring device and output information obtained based on this data; and a radio signal data transmitted from the mobile body recording / monitoring device.
And a communication satellite that performs a process of capturing data and transmitting it to an arbitrary terminal device, capturing radio signal data transmitted from the terminal device, and transmitting the wireless signal data to the arbitrary terminal device and the mobile body recording / monitoring device. And a broadcast communication monitoring device comprising:
【請求項2】 受信された無線信号デ―タの誤りの有無
を検出する検出部と、検出部にて誤りが検出された場合
の誤りデ―タの回復処理を行なう回復処理部と、正しい
デ―タが受信されるまで誤りデ―タを保存するデ―タ保
存部とを備える端末装置を有することを特徴とする請求
項1記載の同報通信監視装置。
2. A detection unit for detecting the presence / absence of an error in received wireless signal data, a recovery processing unit for performing a recovery process of error data when the detection unit detects an error, and a correct processing unit. 2. The broadcast communication monitoring apparatus according to claim 1, further comprising a terminal device having a data storage unit that stores error data until the data is received.
【請求項3】 予めデ―タ収録・監視システムで得られ
る各種デ―タに優先順位を設定し、この優先順位に基づ
きデ―タを処理し無線信号デ―タとして送信することを
特徴とする請求項1または請求項2記載の同報通信監視
装置。
3. A priority is set in advance for various data obtained by the data recording / monitoring system, and the data is processed based on this priority and transmitted as wireless signal data. The broadcast communication monitoring device according to claim 1 or 2.
JP30997093A 1993-12-10 1993-12-10 Multi-address communication monitoring device Pending JPH07162970A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP30997093A JPH07162970A (en) 1993-12-10 1993-12-10 Multi-address communication monitoring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30997093A JPH07162970A (en) 1993-12-10 1993-12-10 Multi-address communication monitoring device

Publications (1)

Publication Number Publication Date
JPH07162970A true JPH07162970A (en) 1995-06-23

Family

ID=17999564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP30997093A Pending JPH07162970A (en) 1993-12-10 1993-12-10 Multi-address communication monitoring device

Country Status (1)

Country Link
JP (1) JPH07162970A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998002790A1 (en) * 1996-07-17 1998-01-22 Paolo Sangermano An automatized system for the check of the fluids, with the data transfer to a control station
CN113507652A (en) * 2021-06-22 2021-10-15 华虹半导体(无锡)有限公司 Special gas monitoring system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998002790A1 (en) * 1996-07-17 1998-01-22 Paolo Sangermano An automatized system for the check of the fluids, with the data transfer to a control station
CN113507652A (en) * 2021-06-22 2021-10-15 华虹半导体(无锡)有限公司 Special gas monitoring system

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