JP2000209357A - Central monitoring device - Google Patents

Abstract

(57) [Summary] [PROBLEM] To efficiently utilize a telephone number as an element of transmission data, to configure the entire facility at a low cost, and to detect an abnormality among a plurality of facility devices scattered over a wide range. It is intended to be able to reliably and easily determine and notify the installation position of a device. SOLUTION: Data transmitted from a plurality of notification devices A1 to n includes telephone number data of installation positions of pumps P1 to Pn scattered at a plurality of locations, and transmission data including the telephone numbers is transmitted. A computer 5 for receiving and determining;
The specific pump P reported by the determined data
The central monitoring device C is provided with a CRT 6 for detecting and displaying the installation positions of 1 to n and the operating state and the like.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to equipment scattered at a plurality of locations over a wide range, such as a manhole pump facility, or a failure detection sensor for the equipment (hereinafter referred to as "fault detection equipment").
By receiving and discriminating the data transmitted from the connected notification device for each of the equipment devices, etc., the installation position of the specific equipment device or the like on which the notification device has been operated among the plurality of equipment devices is located at the center. The present invention relates to a central monitoring device configured to perform collective monitoring.

[0002]

2. Description of the Related Art There is no uniformity in the signal format of a notification device connected to equipment or the like which has been conventionally used, and communication protocols are different for each communication device manufacturer, and dozens of types of notification devices are mixedly used. Have been. for that reason,
Installation location of equipment, etc. where the notification device was activated in response to the occurrence of an abnormality, etc., by processing data sent from the notification device connected to a plurality of facilities, etc. scattered over a wide area at the central location. Is very difficult to detect (monitor).

[0003]

Under the situation where dozens of types of notification devices having different communication protocols are used in a mixed manner as described above, abnormalities among the notification devices connected to a plurality of equipments and the like occur. When a notification device such as a specific equipment device is activated due to the occurrence of an abnormality, the installation position of the specific equipment device is determined at the center and displayed on a screen etc. To build a central monitoring device that can detect the installation position of
Not only is it necessary to connect and install multiple dedicated modems corresponding to the type of notification device at the center, or to prepare a number of communication software corresponding to the type of each notification device at the center,
When a public line is used, it is necessary to draw in a line only for the type of the notification device, and there is a problem that the facility cost of the entire central monitoring device becomes extremely large.

[0004] The present invention has been made in view of the above-mentioned circumstances, and makes it possible to use the telephone numbers provided for each installation location of equipment and the like effectively as elements of transmission data, thereby making the entire equipment extremely inexpensive. An object of the present invention is to provide a central monitoring device capable of reliably and easily determining and notifying an installation position of an equipment or the like in which an abnormality or the like has occurred among a plurality of equipment and the like scattered in a wide range while being configured. I have.

[0005]

In order to achieve the above object, a central monitoring device according to a first aspect of the present invention is transmitted from a reporting device connected to equipment scattered at a plurality of locations via a public line. The incoming data includes at least the telephone number data of the installation position of each equipment, and the transmitting side receives the transmission data from the notification device including the telephone number data and determines the telephone number data to determine the transmitting side. A means for detecting the installation position of the equipment, and means for displaying the detected installation position information.

A central monitoring device according to a second aspect of the present invention is the above-mentioned equipment which is transmitted from a telephone company together with data transmitted via a public line from a reporting device connected to equipment scattered at a plurality of locations. It is characterized by comprising means for receiving the telephone number data of the equipment and detecting the installation position of the equipment equipment on the transmission side by determining the telephone number data, and means for displaying the detected installation position information. It is assumed that.

According to the present invention having the above-described characteristic configuration, the telephone number data of each equipment is included in the data transmitted from the notification devices connected to the equipment scattered at a plurality of locations. Alternatively, even if the telephone number data is not included in the transmission data from the reporting device, the telephone company adds the telephone number data of the corresponding equipment and transmits the telephone number data. Only by preparing extremely simple communication software for determination, it is possible to reliably detect the installation position of a specific facility device in which an abnormality or the like has occurred and to display the specific position. Further, since it is not necessary for the notification device to create and transmit special data for the central monitoring device, it is possible to minimize the equipment cost and construct the entire central monitoring device at low cost.

When pager data with a small number of signal formats or facsimile data or voice data in which a signal format is standardized as one type is used as transmission data from each notification device, the above-described position information is used together with the above-mentioned position information. Even when adopting a configuration that also transmits the current status and failure status of the equipment, the status determination software required on the central side can be simple, and while minimizing the increase in equipment costs of the central monitoring device as a whole, It is possible to collectively monitor the current status and status changes of a plurality of equipment devices collectively.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an overall system configuration diagram when the central monitoring device according to the present invention is applied to a central monitoring device for manhole pumps. Each of pump stations MP1 to MP scattered at a plurality of locations over a wide range has facilities. Manhole pumps P1 to n as devices and their operation control devices PC1 to n and failure detection sensors S1 to n are installed, and each pump is connected to the operation control devices PC1 to n of the manhole pumps P1 to n. Notifying devices (slave stations) A1 to n are provided, which are connected to the operation signals of P1 to n and the fault detection sensors S1 to n and input the fault signal, and each of the notifying devices A1 to n is provided with each pump station MP1. ~
Protectors B1 to n provided in n units are connected.

On the other hand, the central monitoring device (master station) C has a modem 4 for receiving data transmitted from the notification devices A1-n of the pump stations MP1-n using the NTT public line N. A personal computer 5 having a function of discriminating the input data, a CRT 6 for displaying the data content discriminated by the personal computer 5 on a screen, a printer 7 for printing on a form, a keyboard 8 and a mouse 9 as input means, and a power failure occurs. Uninterruptible power supply 10 that automatically performs shutdown processing to protect data
And so on.

Then, pager data (hereinafter, referred to as a PB signal) is used as transmission data from each of the reporting devices A1 to A-n. As shown in FIG. 2, the PB signal generally includes a start code, telephone number data provided at the installation positions of the pump stations MP1 to MPn, a failure item name (event name), and an end code. As shown in Table 1, the presence / absence of a start code, the telephone number data, the number of digits of the PB signal indicating the failure item name, and the end code are different depending on the contents of the report and the existing pager company.

[0012]

[Table 1]

The modem 4 of the central monitoring device C receives a radio wave which is code-converted and transmitted as a radio wave by each pager company as described later, and the personal computer 5 decodes the code-converted PB signal. By
The positions of the pump stations MP1 to MPn, the current operation state and the failure state of each of the pumps P1 to Pn are determined, and the result of the determination is CR.
It is configured to be displayed on the screen of T6, and to print the trend graph, the equipment ledger, the monthly report, the failure history, the measure text for each failure item, and the like by the printer 7 as necessary.

Here, when the telephone number data contained in the PB signal is decoded by the personal computer 5, a notification is issued based on a correspondence table stored in advance in the memory RAM corresponding to each telephone number. Pumping station MP1
5 to n are detected, and based on the detected position information, a specific pump station position on the pump station arrangement map displayed on the screen of the CRT 6 is flicker-displayed in red (see FIG. 5). (The place marked with a ☆ on the top).

Next, the operation of the central monitoring system for a manhole pump configured as described above will be briefly described with reference to the flowchart of FIG. Each pumping station MP1
To n notification devices A1 to n are provided from the operation control devices PC1 to n of the manhole pumps P1 to n, respectively.
n, and a failure signal is constantly input from the failure detection sensors S1 to Sn, and the PB signal having the above-described configuration is transmitted from each of the notification devices A1 to An.

The procedure for transmitting the PB signal from each of the notification devices A1 to n is as follows. That is, as shown in FIG.
When the calling number of the pager center PC is dialed from the notification devices A1 to n, the pager center PC is dialed.
You will receive a voice response message ("This pager ..."). Thereafter, when the set pause time t elapses, the above-mentioned PB signal is transmitted in the order of the start code, the telephone number data, the event name, and the end code.
Are converted into kana characters based on the conversion table shown in FIG. 4 or converted into numeric symbols based on the conversion table shown in Table 4, and then modulated and transmitted.

[0017]

[Table 2]

[0018]

[Table 3]

[0019]

[Table 4]

At the same time as the pager PB whose conversion code matches is called by the radio wave transmitted from the pager center PC, the modem 4 of the central monitoring device C is called and the PB signal is received (step S1).
0). The PB signal received by the central monitoring device C is decoded by the personal computer 5 (step S11), and the specific pumping stations MP1 to MP1 notified from the telephone number data are sent.
While the position of n is determined, the current operating state and failure state of the pumps P1 to n at the specific position are determined (step S12), and the determination result is displayed on the screen of the CRT 6 (step S13). The contents of the screen display of the CRT 6 include a pump station layout map in which a specific pump station position is flicker-displayed in red, for example, as described above, an enlarged view thereof, a detailed view of each pump station, a trend graph, a facility ledger, a monthly report, and a failure. A history, a countermeasure text for each failure item, and the like that need to be stored, such as a monthly report and a failure history, can be arbitrarily printed by the printer 7.

As in the above embodiment, data transmitted from the notification devices A1 to An includes telephone number data and has a signal format limited to a small number of types.
By using the B signal, the center side needs only a very small number of discriminating means for discriminating the PB signal, and only needs to provide simple discriminating means in software. In addition, it is possible to collectively monitor the operating state and the failure state of the manhole pump, as well as confirming the position of the manhole pump that has been notified among the pump stations scattered at a plurality of places over a wide range. .

In the above embodiment, each of the notification devices A
As described above, the transmission data from the communication devices 1 to n use the PB signal including the telephone number data and having the configuration as shown in FIG. 2, but the transmission data from the notification devices A1 to n include the telephone number data. Even if it is not, as shown in FIG. 6, even when the telephone company adds the telephone number data before the PB data and transmits it as a number display function, as in the above-described embodiment, a report is made from the telephone number data. It is possible to determine the positions of the specific pump stations MP1 to MPn where there is, and to display and monitor the determination results such as the current operating state and the failure state of the pumps P1 to n at the positions on the screen of the CRT 6.

As data transmitted from each of the notification devices A1 to N, facsimile data or voice data for converting characters, pictures, photographs, and the like into electric signals and transmitting the electric signals instead of the PB signals is used. You may. When using these facsimile data or voice data, the report format is "Phone number data", "Occurrence event name", "Return event name", "Occurrence year, month, day, hour, minute, second"
"Return year, month, day, hour, minute, second" is reported by text or voice.

When using facsimile data or voice data as described above, it is only necessary to provide a character recognition or voice recognition means at the center side. When transmitting data such as a PB signal, a relay center such as a pager center PC is used. Calling is not required, and a more inexpensive system can be configured with equipment, and communication efficiency can be improved.

Further, in the above-described embodiment, the case where the present invention is applied to the central monitoring device for a manhole pump has been described. In addition to this, the notification device connected to various equipments and the like scattered at a plurality of locations over a wide range. It is applied to a central monitoring device for receiving and transmitting the transmitted data to determine and display the location of the equipment and / or the operating and / or failure status of the equipment that has been notified due to the occurrence of an abnormality, etc. Of course, it may be.

[0026]

As described above, according to the present invention,
Whether the telephone number data of the installation location of each equipment is included in the data transmitted from the notification devices connected to the equipment scattered at a plurality of locations, or is included in the transmission data from the notification devices Even if you do not have it, the telephone company will add the phone number data of the equipment and send it,
It is only necessary to prepare extremely simple communication software to determine the telephone number data in the transmission data at the center side, and it is possible to construct the entire device very inexpensively while minimizing equipment costs. In spite of this, among multiple equipment scattered over a wide range, the installation position of a specific equipment where an abnormality or the like has occurred is accurately detected and displayed, and the position is displayed, and a worker located in the center, etc. Can be notified.

[Brief description of the drawings]

FIG. 1 is an overall system configuration diagram when a central monitoring device according to the present invention is applied to a central monitoring device for a manhole pump.

FIG. 2 is a configuration diagram of a PB signal transmitted from a notification device in the same system.

FIG. 3 is a flowchart illustrating an operation of the central monitoring system for a manhole pump according to the first embodiment.

FIG. 4 is an explanatory diagram of a procedure for transmitting a PB signal from a notification device in the system.

FIG. 5 is a diagram illustrating a display example on a CRT screen of the above system.

FIG. 6 is a configuration diagram showing another example of data transmitted to the center side in the above system.

[Explanation of symbols]

 Reference Signs List 4 Modem 5 Personal computer (determination means) 6 CRT (display means) 7 Printer (display means) A1-n notification device C Central monitoring device P1-n Manhole pump (equipment equipment) PC1-n Operation control device (equipment equipment)

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Hiroyuki Kawakatsu 1-1-1 Nakamiya Oike, Hirakata City, Osaka Prefecture Inside Kubota Hirakata Factory (72) Inventor Daisuke Hiraishi 2-35 Jinmucho, Yao City, Osaka Prefecture F-term in Kubota Kuhoji Factory (reference) 5K048 AA05 BA29 EB08 FB03 HA21 5K101 KK01 KK13 LL13 MM07 NN08 NN18 PP03 RR12 UU03

Claims (3)

[Claims] 1. A function of receiving data transmitted via a public line from a reporting device connected to equipment scattered at a plurality of locations, and determining and displaying the installation position of the equipment on the transmission side. The transmission data from the notification device includes at least the telephone number data of the installation position of each equipment, and the transmission data from the notification device including the telephone number data is included in the transmission data from the notification device. A central monitoring device comprising: means for receiving and discriminating telephone number data to detect an installation position of a transmission-side facility device; and means for displaying the detected installation position information. 2. A function of receiving data transmitted via a public line from a reporting device connected to equipment scattered at a plurality of locations, and determining and displaying the installation position of the equipment on the transmission side. A central monitoring device having: the installation position of the equipment on the transmission side by receiving the telephone number data of the equipment transmitted from the telephone company together with the transmission data from the notification device and determining the telephone number data; And a means for displaying the detected installation position information. 3. As transmission data from the notification device,
3. The central monitoring device according to claim 1, wherein pager data, facsimile data, or voice data is used.