KR20020078782A - System and method for remote controling and monitoring of sewerage system using security system - Google Patents

Abstract

PURPOSE: A method and a system for the remote monitoring and controlling of a sewage treatment facility by using a security system are provided to safely and efficiently manage a sewage treatment facility by remotely controlling the sewage treatment facility and to reduce the labor and cost of the management of the sewage treatment facility. CONSTITUTION: A field system(10) collects the state data of plural sewage treatment facilities(12), transmits the collected state data to a central management system(30), and controls the sewage treatment facilities. The central management system displays the state data of the sewage treatment facilities and transmits the control data inputted by a manager to the field system. A client system(50) provides the manager with the information about the state of the sewage treatment facilities displayed by the central management system and transmits the control data inputted by the manager to the central management system. The data are transmitted and received through the Internet or a communication network(40).

Description

Remote monitoring and control method and system for sewage treatment facilities using security system {SYSTEM AND METHOD FOR REMOTE CONTROLING AND MONITORING OF SEWERAGE SYSTEM USING SECURITY SYSTEM}

The present invention relates to a sewage treatment facility remote monitoring and control method and system using a security system. More specifically, the present invention relates to an internet interface for a sewage treatment facility that is automated or promoted, and a remote monitoring system and a security device using the same. It relates to a remote control and warning method and system onboard.

The current level of automation in sewage treatment plants consists of a closed system that incorporates an internal remote control (TM / TC) system. Therefore, the manager cannot grasp the abnormality of the system without leaving the central monitoring team, and the central management department has to put a lot of management personnel to identify the condition of the sewage treatment facility, so the manpower is excessive.

In addition, if the sewage treatment plant is operated incorrectly, unexpected damage such as environmental pollution may occur, and security and access security should be secured even if monitoring and remote control are implemented on the network to solve the above problems.

The present invention has been presented to solve the above problems, and an object of the present invention is to provide a sewage treatment facility remote monitoring and control system using a security system.

It is still another object of the present invention to provide a sewage treatment plant remote monitoring and control method using a security system.

The above object of the present invention is a sewage treatment facility remote monitoring and control system using a security system that remotely controls a sewage treatment facility and authenticates an administrator of the sewage treatment facility by using a predetermined security means. Field system consisting of a local surveillance control server that extracts status information, remotely controls the sewage treatment facility by control data input by the administrator, and a communication server that transmits status information and control data and has a firewall for security. ; Displaying the status information on a predetermined web page, authenticating the administrator, transmitting control data input by the administrator to the field system, and a central server having a firewall for security and data for management of the sewage treatment facility A central management system composed of a predetermined storage unit for storing the; And a client system configured as a means for the administrator to access a web page, comprising a client terminal for transmitting control data input by the administrator to a central server and predetermined security means for authenticating the administrator. Achievement is possible by remote monitoring and control systems of sewage treatment plants.

Still another object of the present invention is a sewage treatment facility remote monitoring and control method using a security system that remotely controls the sewage treatment facility and authenticates the manager of the sewage treatment facility by using a predetermined security means, the manager of the sewage A site access step of accessing a predetermined web page for checking and confirming a state of the processing facility; An authentication information receiving step of receiving information of a manager stored in a smart card inserted into a predetermined card terminal by a manager and a PIN number input by the manager; An authentication step of authenticating the administrator through the administrator information and the PIN number and granting access to the administrator; A display step of displaying information on the status of the sewage treatment facility to the manager; And a control step of controlling the sewage treatment facility according to predetermined control information inputted by the manager, by the remote monitoring and control method of the sewage treatment facility using the security system.

In addition, another object of the present invention, the site access step for the administrator to access a predetermined web page for checking and confirming the status of the sewage treatment facility; A certificate receiving step of receiving a personal certificate stored in a predetermined storage unit provided in a fingerprint recognition terminal for authenticating the administrator through fingerprint recognition of the administrator; An authentication step of determining the use level of the administrator based on the personal certificate, and granting access to the administrator according to the use level; A display step of displaying information on the status of the sewage treatment facility to the manager; And a control step of controlling the sewage treatment facility according to the predetermined control information input by the manager. The sewage treatment facility can be achieved by remote monitoring and control method using the security system.

Advantages, features and preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram of a sewage treatment facility remote monitoring and control system using a security system according to the present invention.

2 is a flow chart of a sewage treatment plant remote monitoring and control process according to the present invention.

3 is a block diagram of an administrator authentication embodiment according to the present invention;

4 is a flow chart of an administrator authentication embodiment in accordance with the present invention.

5 is a configuration diagram of a modification of the administrator authentication embodiment according to the present invention.

6 is a flowchart of a modification of the administrator authentication embodiment according to the present invention;

*** Explanation of symbols on the main parts of the drawing ***

10: field system 12: sewage treatment facility

14: local surveillance control server 16: communication server

18, 34: firewall

30: central management system 32: central server

36: management database

40: Internet or wired or wireless network

50: client system 52: client terminal

54: security measures

60: smart card 65: card terminal

70: fingerprint recognition terminal 72: fingerprint reader

74: storage unit 76: input and output port

1 is a block diagram of a sewage treatment facility remote monitoring and control system using a security system according to the present invention. Referring to FIG. 1, the configuration of the system according to the present invention collects and transmits state data of a plurality of sewage treatment facilities 12 to the central management system 30, and controls the sewage treatment facilities 12. The system 10, the central management system 30 to receive and display the state data of each sewage treatment facility 12, and to transmit control data input by the manager to the field system 10, the Internet or wired or wireless communication network 40 Client system for authenticating the manager, providing the manager with the status of each sewage treatment facility 12 displayed by the central management system 30 and transmitting control data input by the manager to the central management system 30 ( 50).

The field system 10 according to the present invention includes a telemetry and telecontrol (TM / TC) function, and uses a plurality of sewage treatment facilities 12 and TM / TC to each sewage treatment facility ( 12) a local monitoring control server 14, TCP / IP (Transmission Control Protocol / Internet Protocol) that receives status from or controls the sewage treatment facility 12 by an automatic control function or an administrator's control signal or an automatic control signal; Communication server 16 for receiving the state data for each sewage treatment facility 12 from the local surveillance control server 14, and transmits the control data to the local surveillance control server 14 and a firewall for security ( 18).

The sewage treatment facility 12 according to the present invention is installed in the on-site system 10, and the sewage terminal treatment for treating sewage received through a simple sewage treatment facility (sewage purification facility), a village sewage treatment facility, and a manure treatment facility. Facilities, rainwater pumping stations, sewage pressurization stations and pipelines, sewage and sewer pipelines including storm drains, manholes and vents.

The local monitoring control server 14 according to the present invention remotely controls each sewage treatment facility 12 using TM / TC and exchanges data with the communication server 16 via TCP / IP. That is, the communication server 16 transmits the state data regarding the operation state of each sewage treatment facility 12, and receives control data for controlling each sewage treatment facility 12 from the communication server 16. FIG. The TM / TC includes a sensor for extracting state data of each sewage treatment facility 12 and a controller for controlling the operation of each sewage treatment facility 12 by the local monitoring control server 14. In addition, it is possible to control each sewage treatment facility through direct data exchange between the TM / TC and the central server 32 without the local monitoring control server 14 and the communication server 16.

The local monitoring control server 14 may use an engineering workstation (EWS).

The communication server 16 according to the present invention encrypts and transmits the state data of each sewage treatment facility 12 to the central server 32, receives the encrypted control data, decrypts it, and then the local monitoring control server 14. To send. The communication server 16 also includes an interface card for collecting and generating status data received from the local monitoring control server 14 and control data for transmission to the local monitoring control server 14.

The field system 10 according to the invention is present in each region, for example a municipality.

The central management system 30 according to the present invention receives and displays status data for each sewage treatment facility 12 from the communication server 16, and transmits control data input by the manager to the communication server 16. A central server 32, a firewall 34 for security, and a management database 36 for storing information for management and information about each sewage treatment facility 12 are provided.

The central server 32 according to the present invention receives the encrypted state data of each sewage treatment facility 12 from the communication server 16, and stores and displays it in the management database 36 after decryption. The display may be at any web site for the management of the sewage treatment plant, or may be in two- or three-dimensional graphics. If there is an abnormality in each of the sewage treatment facilities 12 through the status data, the manager is notified and warned by the e-mail or SMS (Short Message Service). In addition, the control data input from the manager and transmitted from the client system 50 is encrypted and transmitted to the communication server 16 to control each sewage treatment facility 12.

The state data also includes CCTV images in each sewage treatment facility 12. Therefore, the manager can grasp the situation of each sewage treatment facility in real time through the video of CCTV displayed on the website.

The client system 50 according to the present invention allows an administrator to connect to the central server 32 remotely, receive information on each sewage treatment facility 12 via the central server 32, and receive each sewage treatment facility. Client terminal 52 for transmitting control data for (12) and security means 54 for authenticating the administrator.

The client terminal 52 according to the present invention can be connected to the central server 32 via the Internet or wired or wireless communication network 40, and a mobile phone, an IMT 2000 terminal, a personal computer, a PDA, or the like can be used.

The security means 54 according to the invention authenticates the manager and provides the safety of the sewage treatment plant management. The sewage treatment plant is divided into a general management mode requiring only data monitoring and an express management mode capable of controlling. In the case of the general management mode, the existing password system can be used, but in the advanced management mode, stronger security is required. Authentication of the administrator using the security means 54 is described in the description of FIGS. 3 to 6.

2 is a flow chart of a sewage treatment plant remote monitoring and control process according to the present invention. 2, the present invention has the following flow.

Information about the state of each sewage treatment facility 12 is collected and collected (step 100). That is, state data for each sewage treatment facility 12 is collected by the local monitoring control server 14, and the communication server. The data is encrypted via 16 and transmitted to the central server 32.

The central server 32 receives the data transmitted in step 100, decrypts it, calculates the status data, and displays the current status of each sewage treatment facility 12 according to the status data (step 110). The administrator authenticated by 54 connects to the central server 32 via the client terminal 52 and checks the state of each displayed sewage treatment facility 12.

The central server 32 checks whether there is an abnormality in each sewage treatment facility 12 (step 120), and transmits a warning message if there is an abnormality facility (step 130). Is made by email or SMS.

State data and abnormality of each sewage treatment facility 12 is stored in the management database 36 (step 140).

The manager grasps the state of each sewage treatment facility 12 through the state data displayed from the central server 32 and remotely controls it (step 150). The control data is transmitted to 32, and the central server 32 encrypts the control data and transmits the control data to the corresponding communication server 16. The communication server receives the data, decrypts the data, calculates the control data, and transmits the control data to the local monitoring control server 14 to control each sewage treatment facility.

3 is a configuration diagram of an administrator authentication embodiment according to the present invention. 3 shows an embodiment in which the security means 54 according to the present invention uses a smart card 60 for storing information of an administrator and a card terminal 65 for reading information of a smart card.

The smart card 60 according to the present invention has a microchip embedded therein for storing data, and makes it possible to confirm the identity of an administrator by storing information of the administrator.

The card terminal 65 according to the present invention reads out the information stored in the microchip of the smart card 60.

The manager inserts the smart card 60 into the card terminal 65 and inputs a PIN, that is, a password. The client terminal 52 transmits the information and the PIN of the smart card 60 read through the card terminal 65 to the central server 32, and the central server 32 grants access authority through a user authentication process. .

4 is a flowchart of an administrator authentication embodiment according to the present invention. Referring to FIG. 4, the manager authentication process according to the present invention has the following flow.

The administrator connects to the administrator mode site through the client terminal 52. (Step 200) The manager mode site is a site provided and managed by the central server 32, and the status of each sewage treatment facility 12 is displayed and controlled.

The central server 32 inserts the smart card 60 into the administrator and inputs the PIN (step 210).

The manager inserts the smart card 60 into the card terminal 65 and inputs a PIN through the client terminal 52 (step 220). The card terminal 65 reads the information of the smart card 60 to the client. The client terminal 52 transmits the card information and the PIN entered by the administrator to the central server 32.

The central server 32 determines whether the administrator is a legitimate administrator through the card information and the PIN (step 230).

If it is determined in step 230 that the administrator is a legitimate administrator, grant access to the site (step 240).

The manager accesses the manager mode site and checks and manages the status of each sewage treatment facility 12 (step 250).

If it is determined in step 230 that the user is not a legitimate administrator, access to the site is denied (step 260).

5 is a configuration diagram of a modification of the administrator authentication embodiment according to the present invention. 5 is a security means 54 according to the present invention, which includes a fingerprint reader 72 capable of recognizing an administrator's fingerprint and a storage unit 74 storing an administrator's fingerprint information and a personal certificate ( 70 and an input / output port 76 that provides data exchange between the fingerprint recognition terminal 70 and the client terminal 52.

Administrator authentication using the fingerprint recognition terminal 70 provides stronger security than administrator authentication by the smart card 60 shown in FIG.

When the administrator presses a predetermined button (hereinafter referred to as a "send button") to transmit the personal certificate to the client terminal 52, the administrator's fingerprint is recognized by the fingerprint reader 72 embedded in the send button. The fingerprint recognized by the fingerprint recognizer 72 is compared with the fingerprint information stored in the storage unit 74 to determine whether it is a legitimate administrator, and the personal certificate is transmitted only when it is a legitimate management branch. The administrator digitally signs the personal certificate sent to the client terminal 52 and transmits it to the central server 32.

As the fingerprint recognition terminal 70 according to the present invention, an IMT 2000 terminal may be used, and as the storage unit 74, a user identity module (UIM) card may be used.

The input / output port 76 according to the present invention can be implemented by wired or wireless. When the IMT 2000 terminal is used as the fingerprint recognition terminal 70, Bluetooth or IrDA (Infrared Data Association) can be used. Bluetooth or IrDA provides short-range wireless communications for mobile phones, computers, PDAs, and the like.

In addition, when using a terminal having a fingerprint recognition function, a data transmission function using the Internet or a wired / wireless communication network 40, and an electronic signature function as the fingerprint recognition terminal 70, the client system 50 may recognize the fingerprint. Only the terminal 70 can be configured. That is, the fingerprint recognition terminal may access the central server 32, authenticate the administrator through fingerprint recognition, and digitally sign a personal certificate and transmit the same to the central server 32.

6 is a flowchart of a modification of the administrator authentication embodiment according to the present invention. Referring to Figure 6, the administrator authentication modification according to the present invention has the following flow.

The administrator connects to the administrator mode site through the client terminal 52. The manager mode site is a site provided and managed by the central server 32 as described above, and the status of each sewage treatment facility 12 is displayed and controlled.

The administrator transmits the personal certificate stored in the storage unit 74 of the fingerprint recognition terminal 70 to the client terminal 52. (Step 310) As described above, the administrator transmits the send button of the fingerprint recognition terminal 70. When pressing, the built-in fingerprint reader 72 recognizes the administrator's fingerprint and compares the recognized fingerprint with fingerprint information stored in the storage unit 74 to authenticate as a legitimate owner of the terminal, via the input / output port 76. Send your personal certificate.

The manager electronically signs the transmitted personal certificate through the client terminal 52 (step 320).

The client terminal 52 transmits the electronically signed personal certificate to the central server 32 (step 330).

The central server 32 decrypts the received personal certificate (step 340).

The central server 32 determines whether the administrator is a legitimate administrator according to the personal certificate, and determines the use level (step 350).

If it is determined in step 350 that the administrator is a legitimate administrator, the central server 32 grants access to the site according to the use level of the administrator (step 360).

The manager accesses the manager mode site and checks and manages the state of each sewage treatment facility 12 (step 370).

If it is determined in step 350 that the user is not a legitimate administrator, access to the site is denied (step 380).

As described above, the present invention provides a remote control of the sewage treatment facility through the administrator authentication using the fingerprint recognition system of the smart card or the fingerprint recognition terminal, thereby having a remarkable effect of safely and efficiently managing the sewage treatment facility. .

In other words, the status of the sewage treatment facility can be checked and managed in real time at a remote location, and a warning message is sent to the manager when there is an abnormality in each sewage treatment facility, so that the manager must always reside in the sewage treatment facility. Can be eliminated. It also saves people and money.

In addition, by identifying and managing the status of the sewage treatment facility on the web, it is possible to provide CCTV images in the sewage treatment facility in real time.

While the preferred embodiments of the present invention have been described using specific terms, such descriptions are for illustrative purposes only, and it is understood that various changes and modifications may be made without departing from the spirit and scope of the following claims. Should be done.

Claims (12)

A sewage treatment facility remote monitoring and control system using a security system that remotely controls the sewage treatment facility and authenticates the manager of the sewage treatment facility using predetermined security means, Extracting state information of a plurality of sewage treatment facilities, transmitting a local monitoring control server for remotely controlling the sewage treatment facility by the control data input by the manager, transmitting the state information and the control data, and providing a firewall for security. A field system comprising a communication server provided; Display the status information on a predetermined web page, authenticate the administrator, transmit the control data input by the administrator to the field system, and a central server having a firewall for security and the status information and the sewage A central management system comprising a predetermined storage unit for storing data for management of the processing facility; And Means for accessing the web page by the administrator, comprising a client terminal for transmitting the control data input by the administrator to the central server, and a client system configured with predetermined security means for authenticating the administrator. Sewage treatment plant remote monitoring and control system using a security system. The method of claim 1, The sewage treatment facility remote monitoring and control system using a security system, characterized in that the data exchange between the local monitoring control server and the communication server is via TCP / IP. The method of claim 1, The central server checks the state of the sewage treatment facility through the state information, Sewage treatment facility remote monitoring and control system using a security system, characterized in that it comprises a warning device for transmitting a warning message using an e-mail or SMS to the administrator when a problem occurs. The method of claim 1 wherein the security means, A smart card for storing personal information of the manager and a card terminal for reading the information stored in the smart card and transmitting the read information to the terminal, And the terminal transmits the read information and the PIN number input by the administrator to the central server. The sewage treatment facility remote monitoring and control system using a security system. The method of claim 1 wherein the security means, A shipment button having a fingerprint reader for authenticating the administrator by recognizing the fingerprint of the administrator, a predetermined storage unit for storing the fingerprint information of the administrator, a personal certificate of the administrator transmitted when the dispatch button is pressed, and data input / output; Sewage treatment facility remote monitoring and control system using a security system, characterized in that the fingerprint terminal having an input and output port provided. The method of claim 5, The fingerprint recognition terminal is an IMT 2000 terminal, Sewage treatment facility remote monitoring and control system using a security system, characterized in that the storage unit is a UIM card. The method of claim 5, Sewage treatment facility remote monitoring and control system using a security system, characterized in that the input and output port is Bluetooth or IrDA. A sewage treatment facility remote monitoring and control method using a security system that remotely controls the sewage treatment facility and authenticates the manager of the sewage treatment facility by using a predetermined security means. A site access step of the administrator accessing a predetermined web page for checking and confirming a state of the sewage treatment facility; An authentication information receiving step of receiving the information of the manager stored in the smart card inserted into the predetermined card terminal by the manager and the PIN number input by the manager; An authentication step of authenticating the manager through the manager information and the PIN number and granting access to the manager; A display step of displaying information on the state of the sewage treatment facility to the manager; And And a control step of controlling the sewage treatment facility according to the predetermined control information input by the manager. A sewage treatment facility remote monitoring and control method using a security system that remotely controls the sewage treatment facility and authenticates the manager of the sewage treatment facility by using a predetermined security means. A site access step of the administrator accessing a predetermined web page for checking and confirming a state of the sewage treatment facility; A certificate receiving step of receiving a personal certificate stored in a predetermined storage unit provided in a fingerprint recognition terminal which authenticates the administrator through fingerprint recognition of the manager; An authentication step of determining a usage level of the administrator based on the personal certificate, and granting access authority to the administrator according to the usage level; A display step of displaying information on the state of the sewage treatment facility to the manager; And And a control step of controlling the sewage treatment facility according to the predetermined control information input by the manager. The method of claim 9, wherein A remote monitoring and control method for a sewage treatment facility using a security system, characterized by an IMT 2000 terminal having a fingerprint recognition function. The method of claim 9, wherein A transmission request step in which the manager is provided in the fingerprint recognition terminal and presses a send button having a fingerprint reader; A fingerprint recognition step of comparing and authenticating a fingerprint recognized by the fingerprint reader with fingerprint information of the administrator stored in a storage unit provided in the fingerprint recognition terminal; And And a certificate transmission step of transmitting the personal certificate stored in the storage unit. The method of claim 11, wherein A certificate downloading step, wherein the personal certificate is received at a predetermined terminal which is the means for the administrator to access the web page; And And an electronic signature step of the administrator electronically signing the personal certificate.