JP2002268733A - Monitor control system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To sharply reduce monitor and control costs by monitoring and controlling public water/sewage water facilities or the like even from a place other than a central monitor room. SOLUTION: A plant monitor controller 2 is allowed to perform the monitor control of each equipment such as each pump or motor based on each detected result outputted from each sensor of public water/sewage water facilities, and when a picture request is issued from a portable telephone set 7a, and the picture request is transmitted to an Internet line 3, a web server device 4a is allowed to fetch the picture data from the plant monitor controller 2, and to transmit the picture data to the Internet line 3, and the picture data are displayed on an LCD 12 of the portable telephone set 7a. When a control instruction is transmitted from the portable telephone set 7a to the Internet line 3, the web server device 4a is allowed to fetch the control instruction, and the plant monitor controller 2 is allowed to control the public water/sewage water facilities.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a monitoring and control system for monitoring and controlling water and sewage facilities and the like. The present invention relates to a monitoring and control system capable of monitoring and controlling the monitoring and control.

[0002]

2. Description of the Related Art As a system for centrally monitoring and controlling water and sewage facilities, a system shown in FIG. 9 is conventionally known.

The monitoring control system 101 shown in FIG.
Located on the water and sewage equipment side, based on control data supplied via the LAN 102, processing to control each pump, each motor, etc. constituting the equipment, state detection based on the detection results of each sensor constituting the equipment A plurality of controller devices 103 for performing processing for generating data and transmitting the generated data to the LAN 102;
A process of fetching status detection data output from each controller device 103 via the LAN 102 to determine the operation status of each facility, a process of displaying the determination result on a screen, an instruction from an administrator, a preset process It has a central monitoring and control device 104 that generates control data according to a control procedure and the like, sends it out to the LAN 102, and performs processing for controlling each controller device 103 and the like.

[0004] Each controller device 103 processes a detection signal output from each sensor constituting the equipment to generate state detection data, which is transmitted to the LAN.
And sent to the central monitoring and control device 104 to perform an operation state analysis process, a monitoring screen display process, and the like. The control data is generated according to the control procedure or the like and transmitted to the LAN 102 so that each controller device 103 controls each pump and each motor on the equipment side.

[0005]

In such a conventional monitoring and control system 101, the water supply and sewerage facilities are centrally monitored and controlled only in the central monitoring room. There is a problem in that some managers must be allocated, and securing these personnel is too costly.

In such a conventional monitoring and control system 101, when monitoring and controlling water and sewage facilities in a central monitoring room, a flow screen (process flow screen) of devices to be monitored and controlled is displayed on a CRT 105. ) Is displayed, and whether each device is in an operating state or a stopped state is displayed according to the color (symbol color) of each device on the process flow screen, and each of these symbols is selected. When clicked, the TAG of the selected device
(Tag) is displayed, and the operation content of the selected device is controlled according to the setting content of the tag.

However, a glance at the process flow screen displayed on the CRT 105 does not allow the user to know the control contents of each device (related control of the device), the control state of each device (such as a control mode), and the like. Since it is not possible to determine whether or not each device can be operated, there is a problem that only a manager who understands the entire system can control each device.

In view of the above circumstances, the present invention can monitor and control water supply and sewage facilities in places other than the central monitoring room. It is an object of the present invention to provide a monitoring control system capable of greatly reducing control costs.

[0009]

According to a first aspect of the present invention, there is provided a monitoring and control system for monitoring and controlling equipment to be monitored and controlled by using a plant monitoring and control apparatus. Means for creating monitoring control screen data based on a detection signal collected by the plant monitoring and control device that monitors and controls the monitoring and control target equipment; and a screen request is supplied via the Internet line. When requested, sends the requested monitoring control screen data over the Internet line, and when a control command is supplied via the Internet line, fetches the control command and sends it to the plant monitoring control device. And a server device having a supply unit.

According to a second aspect of the present invention, in a monitoring and control system for monitoring and controlling a facility to be monitored and controlled by using a plant monitoring and control device, when a screen request instruction is input via a wireless base station connected to an Internet line. Means for generating a screen request and transmitting it on the Internet line, capturing the monitoring control screen data transmitted on the Internet line, displaying the monitoring control screen, and when a control mode is selected, And a means for generating a control command and transmitting the control command on the Internet line.

According to a third aspect of the present invention, in the monitoring and control system for monitoring and controlling the equipment to be monitored and controlled by using a plant monitoring and control device, the plant monitoring system connected to an Internet line for monitoring and controlling the equipment to be monitored and controlled. Based on the detection signal collected by the control device, creates monitoring control screen data, and when a screen request is supplied via the Internet line, sends the requested monitoring control screen data onto the Internet line, Further, when a control command is supplied via the Internet line,
Taking this control command, and a server device to supply to the plant monitoring and control device, via a wireless base station, connected to the Internet line, when a screen request instruction is input, to generate a screen request, While transmitting the data on the Internet line, the monitoring control screen data transmitted on the Internet line is taken in, the monitoring control screen is displayed, and when the control mode is selected, a control command is generated, and the control command is generated. And a portable monitoring and control device for transmitting the information to the mobile terminal.

According to a fourth aspect of the present invention, in the supervisory control system according to the first or second aspect, the portable supervisory control device includes, as one of the supervisory control screens, one of the devices constituting the supervisory control target facility , A control block diagram showing a control state of the selected device, and an enlarged process flow diagram showing a detailed process of the selected device portion.

According to a fifth aspect of the present invention, in the monitoring and control system according to any one of the first to fourth aspects, when the plant monitoring and control device determines that some abnormality has occurred on the side of the monitored and controlled equipment, An e-mail indicating the content of the abnormality is created by the server device, sent out over the Internet line, transferred to the portable monitoring and control device, and displayed on a screen.

According to the above configuration, in the monitoring and control system for monitoring and controlling the equipment to be monitored and controlled by using the plant monitoring and control device, when the portable monitoring and control device is operated and a screen request instruction is input. The portable monitoring and control device generates a screen request, sends the screen request over the Internet line, and causes a server device to output monitoring control screen data corresponding to the screen request, and the portable monitoring and control device The monitor control screen data is taken in, the monitor control screen is displayed, and the control command is generated by the portable monitor control device when the portable monitor control device is operated and the control mode is selected. And sending it over the Internet line, causing the server device to control the plant monitoring and control device, To controlled. As a result, monitoring and control of water supply and sewage facilities and the like can be performed even in places other than the central monitoring room, thereby improving the degree of freedom in staffing and the like, and greatly reducing monitoring and control costs.

Further, as one of the monitoring control screens, a control block diagram showing a control state of a selected device among the devices constituting the monitored and controlled equipment, and a detailed process of the selected device portion are shown. By displaying the enlarged process flow diagram shown, even in places other than the central monitoring room, the detailed screen required for monitoring and control of water and sewage facilities is displayed, and monitoring and control of water and sewage facilities are performed, As a result, a person other than a skilled manager can monitor and control the water and sewage facilities, thereby improving the degree of freedom in personnel arrangement and the like, and greatly reducing monitoring and control costs.

Further, when the plant monitoring and control device determines that some abnormality has occurred on the side of the equipment to be monitored and controlled, the server device causes the server device to create an e-mail indicating the content of the abnormality and sends it to the Internet router. The data is sent out on a line, transferred to the portable monitoring and control device, and displayed on a screen. In this way, when an abnormality occurs in the water and sewage facilities, the administrator can grasp the details of the abnormality wherever the administrator is located, and take appropriate measures according to the details of the abnormality. Prevent accidents.

[0017]

FIG. 1 is a block diagram showing an embodiment of a supervisory control system according to the present invention.

The monitoring control system 1a shown in FIG. 1 includes a plant monitoring control device 2 for monitoring and controlling water and sewage facilities to be monitored and controlled, and a web server device connecting the plant monitoring control device 2 and the Internet line 3. 4a
And a mobile phone 7a that transmits and receives wireless signals to and from each antenna 6 of the mobile phone base station 5 connected to the Internet line 3, and that is output from each sensor of water and sewage equipment to be monitored and controlled. On the basis of the detection result, a screen request is issued from the mobile phone 7a while the plant monitoring and control device 2 monitors and controls each device such as each pump and each motor, and a screen request is issued from the mobile phone base station 5 to the Internet line 3. Is transmitted, the screen data is fetched from the plant monitoring and control device 2 by the web server device 4a connected to the Internet line 3, and the screen data is transmitted to the Internet line 3, and the mobile phone 7
a to display the requested screen, and when a control instruction is issued from the mobile phone 7a and the control instruction is sent out from the mobile phone base station 5 to the Internet line 3, the web server connected to the Internet line 3 The control instruction is taken in by the device 4a and supplied to the plant monitoring and control device 2 to control the water and sewage equipment.

The plant monitoring and control apparatus 2 is disposed on the water and sewage equipment side, and constitutes processing and equipment for controlling each pump, each motor and the like constituting the equipment based on the control data supplied via the LAN 8. A plurality of controllers 9 for generating state detection data based on the detection results of the sensors and transmitting the state detection data to the LAN 8 and the like, and arranged in a central monitoring room or the like, and output from each controller 9 via the LAN 8. Fetching the detected state detection data to determine the operation state of each facility, displaying the determination result on a screen, supplying screen data to the web server apparatus 4a, controlling instructions from the web server apparatus 4a, and managing. Controller generates control data according to a control instruction from a user, a control procedure set in advance, and the like, sends it out to the LAN 8, And a central monitoring and control unit 10 that performs processing such as control of the.

Each controller 9 processes a detection signal output from each sensor on the equipment side to generate state detection data, sends it out to the LAN 8 and supplies it to the central monitoring and control unit 10. In addition to performing the operation state analysis processing, the monitoring screen display processing, and the like, the control information according to the administrator's instruction input to the central monitoring control unit 10 and the control procedure set in advance is generated. Each of the controllers 9
To control each pump and each motor on the equipment side.

Further, when a screen request is issued from the web server device 4a, the central monitoring and control unit 10 causes the screen data of the requested screen to be created and supplied to the web server device 4a. 4a, when the control instruction is issued, the central supervisory control unit 10 causes the control data according to the control instruction to be generated.
The data is sent out to the AN 8 to cause each controller 9 to control each pump and each motor on the equipment side.

The web server device 4a is composed of a personal computer device or a workstation device in which a program for the WWW server device is installed, and is connected to the mobile phone 7a via the Internet line 3 as shown in FIG. When a screen request is provided,
A screen request is issued to the plant monitoring and control apparatus 2, and the screen data is fetched. Then, the screen data is converted into screen data in the HTML format, transmitted to the Internet line 3, and transmitted to the mobile phone 7a.
When a control instruction is supplied from the mobile phone 7a via the Internet line 3, the control instruction is received and supplied to the plant monitoring and control device 2.

The portable telephone 7a is constituted by a commercially available portable telephone such as a PHS portable telephone, and is operated off-hook as shown in FIG. When a screen request is input, a screen request is issued on the Internet line 3 and then the screen data sent out on the Internet line 3 is fetched and the screen specified by the screen request, for example, a monitor shown in FIG. A process flow screen 13 showing the process of the entire water supply and sewage facility to be controlled is displayed on the LCD 12, and when any one of the symbols 14 displayed on the process flow screen 13 is selected, the process flow is displayed. Tag 1 corresponding to the symbol 14
5 is displayed, and when one of the symbols 14 is selected and a control request is input, as shown in FIG.
Control block diagram 1 showing the current control state in the upper part of D12
6 is displayed, and an enlarged process flow diagram 17 relating to the device to be controlled is displayed.

When a control mode is selected on the control block diagram 16, a control instruction corresponding to the selected control mode is generated as shown in FIG. And the web server device 4a, and the control instruction is output from the web server device 4a to the plant monitoring and control device 2 to control the operation of the water and sewage equipment.

As described above, in this embodiment, based on each detection result output from each sensor of the water supply and sewage equipment to be monitored and controlled, each device such as each pump and each motor is controlled by the plant monitoring and control device 2. While monitoring and controlling,
When a screen request is issued from the mobile phone 7a and a screen request is sent from the mobile phone base station 5 to the Internet line 3, the screen data is sent from the plant monitoring and control device 2 by the web server device 4a connected to the Internet line 3. And convert it to HTML screen data, then send it out over the Internet line 3,
The requested screen is displayed on the LCD 12 of the mobile phone 7a, and a control instruction is issued from the mobile phone 7a.
When a control instruction is sent from the mobile phone base station 5 onto the Internet line 3, the control instruction is taken in by the web server device 4a connected to the Internet line 3, and the control instruction is supplied to the plant monitoring control device 2. Since the water and sewage equipment is controlled, monitoring and control of the water and sewage equipment can be performed even in places other than the central monitoring room, thereby improving the degree of freedom such as staffing and monitoring, The control cost can be greatly reduced.

In this embodiment, the portable telephone 7a
Is operated, and when a control request is input, a control block diagram 16 and an enlarged process flow diagram 17 are displayed on the LCD 12 of the mobile phone 7a so that the relationship between the devices can be grasped. People other than skilled managers can monitor and control water and sewage facilities, etc., thereby improving the degree of freedom such as staffing,
Significantly reduce monitoring and control costs.

In the above-described embodiment, the portable telephone 7a is provided with a www terminal function, and screen data provided from the plant monitoring and control apparatus 2 is downloaded via the web server apparatus 4a.
The control block diagram 16, the enlarged process flow screen 17, and the like are displayed, and a control instruction corresponding to the selected control mode is uploaded to the web server device 4a. Although the motor is controlled, FIG.
7, a web / mail server device 4b having a WWW server function and a mail server function is provided in place of the web server device 4a, and a mobile phone 7b having a mail function is provided in place of the mobile phone 7a. When the plant monitoring and control device 2 detects an abnormality in the water and sewage equipment as shown in FIG.
b. Create an e-mail indicating the content of the abnormality and send it to
b / mail server device 4b → internet line 3 → mobile phone base station 5 → mobile phone 7b. The abnormality may be supplied to mobile phone 7b to notify the administrator of mobile phone 7b of the content of the abnormality. .

Thus, in the monitoring and control system 1b, when any abnormality occurs in the water and sewage facilities, an administrator or the like having the mobile phone 7b can be notified of the abnormality in real time and can take appropriate measures. it can.

In each of the above-described embodiments, the mobile phones 7a and 7b are used for remote monitoring and remote control of water and sewage facilities. However, as shown in FIG. 8, the mobile phones 7a and 7b are used. Instead, a portable terminal device 20 such as a notebook personal computer device may be provided, and the portable terminal device 20 may have the above-described remote monitoring function, remote control function, mail function, and the like of water and sewage facilities. .

Thus, in the monitoring and control system 1c, similarly to the above-described embodiments, an unskilled manager in a place other than the central monitoring room also monitors and controls the water and sewage facilities. When any abnormality occurs in the water and sewage facilities,
In real time, the contents of the abnormality can be notified and appropriate measures can be taken.

[0031]

As described above, according to the present invention, monitoring and control of water and sewage facilities can be performed even in places other than the central monitoring room, so that people other than skilled managers can be provided. In addition, monitoring and control of water and sewage facilities and the like can be performed, so that the degree of freedom of personnel arrangement and the like can be improved, and monitoring and control costs can be significantly reduced.

Further, when any abnormality occurs in the water and sewage facilities, the administrator can know the details of the abnormality regardless of where the administrator is located, so that the administrator can take appropriate measures according to the details of the abnormality. Serious accidents such as system stoppage can be prevented.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an embodiment of a monitoring control system according to the present invention.

2 is a screen request operation of the monitoring control system shown in FIG. 1,
It is a schematic diagram which shows the example of a screen data transmission operation | movement.

FIG. 3 is a schematic diagram showing an example of a process flow diagram displayed on the mobile phone shown in FIG. 1;

FIG. 4 is a schematic diagram showing an example of a control block diagram and an enlarged process flow diagram displayed on the mobile phone shown in FIG. 1;

FIG. 5 is a schematic diagram showing an example of a control instruction transmitting operation of the monitoring control system shown in FIG. 1;

FIG. 6 is a block diagram showing another embodiment of the monitoring control system according to the present invention.

FIG. 7 is a schematic diagram showing an example of an e-mail transmission operation of the monitoring control system shown in FIG. 6;

FIG. 8 is a block diagram showing still another embodiment of the monitoring control system according to the present invention.

FIG. 9 is a block diagram showing an example of a conventionally known monitoring control system.

[Explanation of symbols]

 1a to 1c: monitoring control system 2: plant monitoring control device 3: Internet line 4a: web server device (server device) 4b: web / mail server device (server device) 5: mobile phone base station (wireless base station) 6: Antennas 7a and 7b: Mobile phone (portable monitoring and control device) 8: LAN 9: Controller 10: Central monitoring and control unit 11: Key 12: LCD 13: Process flow screen 14: Symbol 15: Tag 16: Control block diagram 17: Enlarged process flow diagram 20: Portable terminal device (portable monitoring and control device)

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04Q 9/00 311 H04Q 9/00 311J F-term (Reference) 5C087 AA02 AA03 AA10 AA25 BB20 BB46 BB65 BB74 BB76 DD08 DD21 DD31 EE11 FF01 FF02 FF16 FF19 FF23 FF30 GG67 GG70 5H223 BB01 CC01 CC09 DD01 DD05 DD07 DD09 EE06 EE08 EE11 EE30 5K048 BA23 BA30 DB01 DC01 DC04 DC07 EB02 EB10 EB12 FB10 FB15 GB08 HA01 KK11LL01

Claims (5)

[Claims] 1. A monitoring and control system for monitoring and controlling equipment to be monitored and controlled by using a plant monitoring and control apparatus, wherein the plant monitoring and control apparatus is connected to an Internet line and monitors and controls the equipment to be monitored and controlled. Means for creating monitoring control screen data based on the collected detection signals, and, when a screen request is supplied via the Internet line, sending the requested monitoring control screen data onto the Internet line; A control unit that, when a control command is supplied via the Internet line, fetches the control command and supplies the control command to the plant monitoring control device. 2. A monitoring and control system for monitoring and controlling equipment to be monitored and controlled by using a plant monitoring and control device, wherein a screen request is input when a screen request instruction is input via a wireless base station and an internet line is input. Means for generating and sending over the internet line, means for taking in the monitoring control screen data sent over the internet line and displaying a monitoring control screen, and when a control mode is selected, a control command is issued. A portable monitoring and control device having means for generating and sending the generated information over the Internet line. 3. A monitoring and control system for monitoring and controlling equipment to be monitored and controlled by using a plant monitoring and control apparatus, wherein the plant monitoring and control apparatus is connected to an Internet line and monitors and controls the equipment to be monitored and controlled. Create monitoring control screen data based on the collected detection signals,
When a screen request is supplied via the Internet line, the requested monitor control screen data is sent out onto the Internet line, and when a control command is supplied via the Internet line, this control is performed. A server device that fetches a command and supplies it to the plant monitoring and control device, and is connected to the Internet line via a wireless base station, and when a screen request instruction is input, generates a screen request and generates the screen request. In addition to transmitting the data on the line, the monitoring control screen data transmitted on the Internet line is taken in, the monitoring control screen is displayed, and when the control mode is selected, a control command is generated and transmitted on the Internet line. A monitoring and control system, comprising: 4. The supervisory control system according to claim 1, wherein the portable supervisory control device includes, as one of the supervisory control screens, one of the devices constituting the supervisory control target facility.
A monitoring control system, which displays a control block diagram showing a control state of a selected device and an enlarged process flow diagram showing a detailed process of a selected device portion. 5. The monitoring control system according to claim 1, wherein when the plant monitoring control device determines that some abnormality has occurred on the monitoring control target facility side, the server device performs the process. Creating an e-mail indicating the contents of the abnormality, sending the e-mail over the Internet line, transferring the e-mail to the portable monitoring / control device, and displaying the screen on a screen.