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WO2024253227A1 - Système de commande intégrée d'installations utilitaires dans un conduit utilitaire - Google Patents

Système de commande intégrée d'installations utilitaires dans un conduit utilitaire Download PDF

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Publication number
WO2024253227A1
WO2024253227A1 PCT/KR2023/007906 KR2023007906W WO2024253227A1 WO 2024253227 A1 WO2024253227 A1 WO 2024253227A1 KR 2023007906 W KR2023007906 W KR 2023007906W WO 2024253227 A1 WO2024253227 A1 WO 2024253227A1
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Prior art keywords
integrated control
auxiliary
joint
facility
server
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PCT/KR2023/007906
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English (en)
Korean (ko)
Inventor
홍성복
정강희
추교관
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(주)위니텍
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Publication of WO2024253227A1 publication Critical patent/WO2024253227A1/fr

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/10—Services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/10—Current supply arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
    • H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/08—Protocols for interworking; Protocol conversion

Definitions

  • the present invention relates to a system for integrated control of various auxiliary facilities such as drainage, ventilation, lighting, and power installed in a common area.
  • underground utility tunnels are facilities that jointly house various facilities such as power facilities, communication facilities, gas facilities, water and sewage facilities, heating and cooling facilities, waste transportation pipes, and gas facilities that are essential for cities and apartment complexes. They are facilities that are maintained and managed in one place as a way to solve various problems that arise due to the expansion of urban infrastructure. If underground utility tunnels are damaged by fire, etc., the repercussions on national security and society as a whole will be significant, so it is very important to establish fire prevention activities and suppression measures.
  • the main body of the utility facility refers to the concrete structure itself that embeds and manages the facility, and the utility facility management office manages access to the main body of the utility facility and the operation and management of the utility facility.
  • the utility facility manager refers to the organization that manages the utility facility management office.
  • the head of the local government where the utility facility is installed should be the manager, but it is common to entrust the management to a facility management corporation or construction company for efficient operation and management.
  • utility facility auxiliary facilities refer to various facilities that must be built to efficiently operate the main body and management office of the utility facility, and examples include water supply and drainage facilities, ventilation facilities, power facilities, lighting facilities, central control facilities, firefighting facilities, and situation signs.
  • the utility facility management office should install a control center to be able to control phenomena occurring in the main body of the utility facility.
  • Figure 1a shows the components built into the existing joint facility body and situation room
  • Figure 1b shows some components that need to be built into the existing joint facility body and situation room required for digitalization.
  • the main body of the common area may be installed with auxiliary facilities, occupied facilities, and auxiliary facility sensor equipment, and the situation room may be installed with a sensor collection system for detecting events occurring in the main body of the common area and a control system for controlling the auxiliary facilities installed in the main body of the common area.
  • the main body of the common area may be installed with network equipment, IoT devices, and unmanned devices in addition to auxiliary facilities, occupied facilities, and auxiliary facility sensor equipment, and the situation room may be installed with network equipment.
  • Figures 2a and 2b are drawings each showing the structure of a control system for controlling various auxiliary facilities installed in the main body of a joint device.
  • FIG. 2a illustrates a structure based on Ethernet communication, in which an interface connected to a common-purpose SCADA server uses the IEEE 802.2 (LAN) protocol.
  • the situation room may have common-purpose PLC equipment corresponding to various auxiliary facilities installed in the common-purpose main body, and the auxiliary facilities and the common-purpose PLC equipment corresponding to them may be connected via an IoT network or other network.
  • the situation room may have a common-purpose SCADA server and a common-purpose SCADA control system connected to it.
  • the common-purpose SCADA server may be connected to the common-purpose PLC equipment via an Ethernet switch.
  • the common-purpose PLC equipment and the Ethernet switch may be connected via an XGT-Ethernet or GLOFA-GM Ethernet interface, and the Ethernet switch and the common-purpose SCADA server may be connected via IEEE 802.2 LAN.
  • Figure 2b shows a case where the interface connected to the common area SCADA server uses a serial protocol such as RS-232.
  • the common area PLC equipment can be connected to the common area SCADA server via a serial adapter, and at this time, the serial adapter and the common area SCADA server can be connected to each other via serial communication such as RS-232.
  • the technical problem to be achieved by the present invention is to provide a method for integrating various auxiliary facility control systems, which are operated individually, into a single interface.
  • it provides not only a physical interface but also a logical interface for integrating various auxiliary facility control systems, which are operated within a single interface.
  • a joint-facility auxiliary facility integrated control system comprising: a PLC device connected to auxiliary facilities installed in a joint-facility; a SCADA server that receives information on the auxiliary facilities from the PLC device, transmits a signal for controlling the auxiliary facilities to the PLC device, and has a MODBUS protocol activated; a joint-facility integrated control server linkage module that receives information on the auxiliary facilities from the SCADA server through the MODBUS protocol and transmits a signal for controlling the auxiliary facilities to the SCADA server; and an Ethernet switch for connecting the PLC device, the SCADA server, and the joint-facility integrated control server linkage module to a local area network (LAN); and a joint-facility integrated control server that is connected to the joint-facility integrated control server linkage module and performs integrated control of the auxiliary facilities.
  • LAN local area network
  • the joint facility equipment integrated control system may further include a serial-to-Ethernet converter for connecting the serial adapter of the PLC equipment and the Ethernet switch, if the PLC equipment is equipment that communicates with an external device via a serial adapter.
  • the joint facility integrated control server linkage module may convert information on the auxiliary equipment received from the SCADA server into a form recognizable by the joint facility integrated control server and transmit it to the joint facility integrated control server, and may convert a signal for controlling the auxiliary equipment received from the joint facility integrated control server into a form recognizable by the SCADA server and transmit it to the SCADA server.
  • the auxiliary equipment may be any one of fire protection, water supply, drainage, ventilation, drainage ventilation, power, lighting, infrared intrusion detection, and CCTV.
  • the joint-purpose integrated control server linkage module and the joint-purpose integrated control server can send and receive messages using a standardized data schema.
  • the standardized data schema may be characterized as being implemented in JSON format.
  • a method for integrating various auxiliary facility control systems that are individually operated in a public facility into a single interface can be provided. Accordingly, even if a specific auxiliary facility is rebuilt, it can be easily integrated by aligning it with the interface proposed by the present invention.
  • Figure 1a shows the components built into the existing joint facility body and situation room
  • Figure 1b shows some components that need to be built into the existing joint facility body and situation room required for digitalization.
  • Figures 2a and 2b are drawings each showing the structure of a control system for controlling various auxiliary facilities installed in the main body of a joint device.
  • FIG. 3 and FIG. 4 are drawings for explaining the configuration of a joint facility auxiliary equipment integrated control system according to one embodiment of the present invention and the environment in which the joint facility auxiliary equipment integrated control system is performed, respectively.
  • FIG. 5 is a diagram illustrating a path through which information and/or control signals are transmitted in an integrated control system for common-use auxiliary facilities according to one embodiment of the present invention.
  • FIG. 6a illustrates an example of a message regarding information on auxiliary equipment that is collected by a joint-use integrated control server linkage module and transmitted to a joint-use integrated control server
  • FIG. 6b illustrates an example of a message regarding a control signal of auxiliary equipment that is transmitted by a joint-use integrated control server to a joint-use integrated control server linkage module.
  • first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only to distinguish one component from another.
  • one component 'transmits' data to another component it means that the component may transmit the data directly to the other component, or may transmit the data to the other component via at least one other component.
  • one component 'directly transmits' data to another component it means that the data is transmitted from the component to the other component without going through the other component.
  • FIGS. 3 and 4 are drawings for explaining the configuration of a common-use auxiliary facility integrated control system according to one embodiment of the present invention and the environment in which the common-use auxiliary facility integrated control system is performed, respectively.
  • an Ethernet communication-based SCADA common-use auxiliary facility integration method is applied.
  • the joint facility auxiliary equipment integrated control system (100) in one embodiment of the present invention may include PLC (Programmable Logic Controller) devices (110-1 to 110-N) corresponding to each of the auxiliary equipment (200-1 to 200-N) installed in the joint facility main body (20), an Ethernet switch (120), SCADA (Supervisory Control And Data Acquisition) servers (130-1 to 130-N) corresponding to each of the PLC devices (110-1 to 110-N), a joint facility integrated control server linkage module (140), and a joint facility integrated control server (150).
  • PLC devices (110-1 to 110-N), the Ethernet switch (120), the SCADA servers (130-1 to 130-N), the common area integrated control server linkage module (140), and the common area integrated control server (150) can be installed in the situation room (10).
  • the above-mentioned joint facility integrated control system (100) may further include a web client (160).
  • Each of the auxiliary facilities (200-1 to 200-N) installed in the above-mentioned common body (20) may be, for example, one of fire fighting, water supply, drainage, ventilation, drainage ventilation, power, lighting, infrared intrusion detection, and CCTV, but is not limited thereto.
  • Each of the PLC devices is a control device used for maintenance, automatic control, and monitoring of equipment installed in a field such as a factory or utility facility.
  • the PLC sequentially logically processes inputs by a program and controls connected external devices using the output results. It is a representative device used for sequential control.
  • the PLC can be used alone, but can be used with a system such as SCADA as in the present invention.
  • the PLC devices input each operation and order to be performed by a device or facility, as well as measures to be taken in case of a failure, into the control device, and refer to control that operates according to each command signal sent out by the control device. It can be a control device that performs each step of control according to a predetermined order.
  • Each of the above auxiliary facilities (200-1 to 200-N) and the corresponding PLC devices (110-1 to 110-N) can be connected to each other through a predetermined network, for example, an IoT network or other network.
  • SCADA is an abbreviation for supervisory control and data acquisition, and refers to a computer system that monitors and controls work processes based on industrial processes/infrastructure/equipment. Companies can use SCADA systems to control all equipment deployed in the work site and collect and record operation-related data.
  • SCADA is usually composed of a combination of software and hardware, such as PLCs and remote terminal units (RTUs). Data is collected from PLCs and RTUs that communicate with plant site equipment, such as factory machines and sensors. Data collected from the equipment is transmitted to the next level, such as the control room, and operators can supervise PLC and RTU control using human-machine interfaces (HMIs). HMIs are screens that support communication between operators and SCADA systems and are a key element of SCADA systems.
  • HMIs human-machine interfaces
  • Each of the SCADA servers (130-1 to 130-N) included in the joint facility auxiliary equipment integrated control system (100) can receive information on the auxiliary equipment (200-1 to 200-N) from the corresponding PLC equipment (110-1 to 110-N) and transmit a signal to control the auxiliary equipment (200-1 to 200-N) to the PLC equipment (110-1 to 110-N).
  • SCADA servers may have the MODBUS protocol activated.
  • the Modbus protocol is a messaging framework developed by Modicon in 1979 and is used to establish client-server communications between intelligent devices.
  • the Modbus protocol is a de facto standard and is the most widely used network protocol in industrial manufacturing environments.
  • the Modbus protocol is implemented in many devices produced by many manufacturers to transmit discrete/analog I/O and register data between control devices.
  • Modbus is also used to monitor and program devices in many client-server applications. It can communicate between intelligent devices and sensors and instruments, and monitor field devices using PCs and HMIs. Modbus is also a protocol that can be applied to RTU applications that require wireless communication, and can be used in numerous gas, oil, and substation applications. Modbus is not only a simple industrial protocol, but can also be applied to building, infrastructure, transportation, and energy applications. In particular, the Modbus TCP/IP protocol TCP/IP is a common transport protocol of the Internet and is actually a layered set of protocols that provides a reliable data transmission mechanism between systems.
  • the above-described joint facility auxiliary equipment integrated control system (100) may further include an Ethernet switch (120) for connecting the PLC devices (110-1 to 110-N), the SCADA servers (130-1 to 130-N), and the joint facility integrated control server linkage module (140) to a local area network (LAN).
  • IP information may be set so that the PLC devices (110-1 to 110-N), the SCADA servers (130-1 to 130-N), and the joint facility integrated control server linkage module (140) can be within the same network through the Ethernet switch (120).
  • the joint-use integrated control server linkage module (140) can receive information on the auxiliary facilities (200-1 to 200-N) from the SCADA servers (130-1 to 130-N) through the activated MODBUS protocol and transmit a signal to control the auxiliary facilities (200-1 to 200-N) to the SCADA servers (130-1 to 130-N).
  • the above-mentioned joint-use integrated control server (150) is connected to the above-mentioned joint-use integrated control server linkage module (140) and can perform integrated control of the above-mentioned auxiliary facilities (200-1 to 200-N).
  • the above-mentioned joint-use integrated control server linkage module (140) can convert information on the auxiliary facilities (200-1 to 200-N) received from the SCADA servers (130-1 to 130-N) into a form recognizable by the joint-use integrated control server (150) and transmit it to the joint-use integrated control server (150), and can convert signals for controlling the auxiliary facilities (200-1 to 200-N) received from the joint-use integrated control server (150) into a form recognizable by the SCADA servers (130-1 to 130-N) and transmit it to the SCADA servers (130-1 to 130-N).
  • the joint-purpose integrated control server linkage module (140) and the joint-purpose integrated control server (150) can establish an integrated logical interface for transmitting information and/or control signals by sending and receiving messages using a standardized data schema, which will be described later.
  • the above-mentioned joint-use integrated control server (150) may be a computing system, which is a data processing device having a computational capability for implementing the technical idea of the present invention, and generally, not only a server, which is a data processing device that a client can access through a network, but also any device capable of performing a specific service, such as a personal computer or a mobile terminal, may be defined as a server, which will be easily inferred by an average expert in the technical field of the present invention.
  • the above-mentioned joint-use integrated control server linkage module (140) may be implemented as a part of the above-mentioned joint-use integrated control server (150), but may also be implemented in the form of an independent computing device.
  • the above-mentioned joint-purpose integrated control server (150) and/or the above-mentioned joint-purpose integrated control server linkage module (140) may be implemented as a single physical device, but an average expert in the technical field of the present invention will be able to easily infer that a plurality of physical devices may be organically combined as needed to implement the central operation command system (100) according to the technical idea of the present invention.
  • the web client (160) can display information about the auxiliary equipment from the joint facility integrated control server (150) on a web browser, and receive a control command for controlling the auxiliary equipment from a user through the web browser and transmit it to the joint facility integrated control server (150).
  • the joint facility integrated control server (150) and the web client (160) can be connected through a wired/wireless network (e.g., the Internet) to transmit and receive information about the auxiliary equipment and a control command for controlling the auxiliary equipment according to the technical idea of the present invention.
  • the joint facility integrated control server (150) and the web client (160) can transmit and receive various information, data, and/or signals necessary for implementing the technical idea of the present invention using the HTTP protocol.
  • Figure 4 illustrates an example of implementing an integrated control system for common-use auxiliary equipment in a case where common-use PLC equipment does not transmit and receive data via an Ethernet interface but only supports serial communication such as RS-232 as in the past.
  • auxiliary facility (200) and one corresponding PLC device (110) and one SCADA server (130) are illustrated, but in reality, as in Fig. 3, a plurality of auxiliary facilities and their corresponding PLC devices and SCADA servers may be installed.
  • the PLC device (110) may be connected to a serial-to-Ethernet converter (115) for connecting the serial adapter of the PLC device (110) and the Ethernet switch instead of being directly connected to the Ethernet switch (120).
  • a serial-to-Ethernet converter 115
  • FIG. 5 is a diagram illustrating a path through which information and/or control signals are transmitted in a joint facility auxiliary equipment integrated control system (100) according to one embodiment of the present invention.
  • dotted lines represent the flow of information
  • solid lines represent the flow of control signals.
  • information of auxiliary equipment (200) can be transmitted to PLC equipment (110) via a predetermined network.
  • Information received by PLC equipment (110) can be transmitted from PLC equipment (110) to SCADA server (130) via Ethernet switch (120; not illustrated in FIG. 5).
  • information received by PLC equipment (110) can be transmitted from PLC equipment (110) to SCADA server (130) via serial-to-Ethernet converter (115; not illustrated in FIG. 5) and Ethernet switch (120; not illustrated in FIG. 5).
  • information of auxiliary equipment (200) can be transmitted from SCADA server (130) to joint integrated control server linkage module (140) via Ethernet switch (120; not illustrated in FIG. 5).
  • the joint-unit integrated control server linkage module (140) can transmit information to the joint-unit integrated control server through a predetermined communication interface (e.g., Ethernet). Afterwards, the joint-unit integrated control server can transmit information to a web client (160) connected through the Internet network.
  • the control signal for controlling the auxiliary equipment (200) can be transmitted in the reverse direction of the transmission direction of the auxiliary equipment (200) information.
  • an element e.g., PLC equipment, SCADA server, etc.
  • receives information and/or control signals does not transmit them as is to the next element, but may process the received information and/or control signals into another form and transmit them to the next element.
  • Ethernet-based integration method described above was applied in the joint facility auxiliary equipment integrated control system (100) according to the technical idea of the present invention is as follows.
  • IP Internet Protocol
  • PLC power line communication
  • auxiliary facilities even if some auxiliary facilities are newly built, they can be integrated into a single interface.
  • the common area has different characteristics for each area due to various reasons such as the ground or ground structure (such as areas with habitual condensation), and the reconstruction time of auxiliary facilities may be different due to limited budget use, and if the reconstruction construction company is not the same, the communication protocol according to the reconstruction may also be different.
  • newly built auxiliary facilities can be integrated into a single interface because an Ethernet-based integration method is applied.
  • the joint facility integrated control server linkage module (140) can convert information on auxiliary equipment received from the SCADA server into a form recognizable by the joint facility integrated control server (150) and transmit it to the joint facility integrated control server (150), and can convert a signal for controlling auxiliary equipment received from the joint facility integrated control server (150) into a form recognizable by the SCADA server and transmit it to the SCADA server.
  • the joint facility integrated control server linkage module (140) and the joint facility integrated control server (150) can send and receive messages using a standardized data schema, which will be described in more detail below.
  • [Table 1] below is an example of a unit facility integration code
  • [Table 2] is a table showing the format of messages transmitted and received between the above-mentioned joint facility integration control server linkage module (140) and the above-mentioned joint facility integration control server (150).
  • se_type Indicates the type of auxiliary equipment to be collected and controlled (see Table 1 above)
  • se_dt Indicates the timestamp of the collected auxiliary equipment data.
  • se_msg se_cmd Data or control commands by type of collected auxiliary equipment
  • FIG. 6a illustrates an example of a message regarding information on auxiliary equipment that the above-described joint-tool integrated control server linkage module (140) collects and transmits to the above-described joint-tool integrated control server (150)
  • FIG. 6b illustrates an example of a message regarding a control signal of auxiliary equipment that the above-described joint-tool integrated control server (150) transmits to the above-described joint-tool integrated control server linkage module (140).
  • a standardized data schema may be implemented in JSON format.
  • the message of Fig. 6a is data having the meaning of "C-0100 Zone 1 communication abnormality" collected from the fire equipment at 2020-11-11 19:20:19.
  • the content of the se_msg attribute i.e., "C-0100 Zone 1 communication abnormality”
  • the joint facility integrated control server linkage module (140) can add the time at which data was received from the SCADA server corresponding to the fire equipment to the content of the se_dt attribute, and can add the content of the se_type attribute, i.e., "SE_FIRE", from the fact that the SCADA server that received the data is the SCADA server corresponding to the fire equipment.
  • the message of Fig. 6b is data representing a control command to "set the value of address 190 to true" to the ventilation facility at 19:21:23 on 2020-11-11.
  • the joint-channel integrated control server linkage module (140) can extract the content of the se_cmd attribute, that is, the control signal to "set the value of address 190 to true", from the message and transmit it to the SCADA server corresponding to the ventilation facility.
  • the present invention can be used in an integrated control system for joint facilities.

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Abstract

Est divulgué un système de commande intégrée de diverses installations utilitaires pour le drainage, la ventilation, l'éclairage, l'énergie électrique et analogues installés dans un conduit utilitaire. Un aspect de la présente invention concerne un système de commande intégrée d'installations utilitaires dans un conduit utilitaire, le système comprenant : un équipement PLC connecté à des installations utilitaires installées dans un conduit utilitaire ; un serveur SCADA pour recevoir des informations des installations utilitaires en provenance de l'équipement PLC et transmettre des signaux pour commander les installations utilitaires à l'équipement PLC, le serveur SCADA ayant un protocole MODBUS activé dans celui-ci ; un module d'interfonctionnement de serveur de commande intégré de conduit utilitaire pour recevoir des informations des installations utilitaires à partir du serveur SCADA par l'intermédiaire du protocole MODBUS et transmettre des signaux pour commander les installations utilitaires au serveur SCADA ; un commutateur Ethernet pour connecter l'équipement PLC, le serveur SCADA et le module d'interfonctionnement de serveur de commande intégré de conduit utilitaire par un LAN ; et un serveur de commande intégré de conduit utilitaire connecté au module d'interfonctionnement de serveur de commande intégré de conduit utilitaire de façon à commander les installations utilitaires d'une manière intégrée.
PCT/KR2023/007906 2023-06-08 2023-06-09 Système de commande intégrée d'installations utilitaires dans un conduit utilitaire WO2024253227A1 (fr)

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KR200320295Y1 (ko) * 2003-04-26 2003-07-22 김병철 네트웍카메라를 이용한 원격영상 설비 보전 시스템
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