WO2023136921A1 - Dispositif de commande pour un système d'immotique à gestion globale de données - Google Patents

Dispositif de commande pour un système d'immotique à gestion globale de données Download PDF

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Publication number
WO2023136921A1
WO2023136921A1 PCT/US2022/053748 US2022053748W WO2023136921A1 WO 2023136921 A1 WO2023136921 A1 WO 2023136921A1 US 2022053748 W US2022053748 W US 2022053748W WO 2023136921 A1 WO2023136921 A1 WO 2023136921A1
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WO
WIPO (PCT)
Prior art keywords
controller
global data
automation
level devices
devices
Prior art date
Application number
PCT/US2022/053748
Other languages
English (en)
Inventor
William CHOI
Thomas Evans
Robert L. Johnson
Original Assignee
Siemens Industry, Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US17/853,550 external-priority patent/US20230231735A1/en
Application filed by Siemens Industry, Inc. filed Critical Siemens Industry, Inc.
Priority to CA3241024A priority Critical patent/CA3241024A1/fr
Priority to MX2024008595A priority patent/MX2024008595A/es
Priority to EP22850909.7A priority patent/EP4433879A1/fr
Publication of WO2023136921A1 publication Critical patent/WO2023136921A1/fr

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Classifications

    • 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
    • G05B15/00—Systems controlled by a computer
    • G05B15/02—Systems controlled by a computer electric
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/16—Plc to applications
    • G05B2219/163—Domotique, domestic, home control, automation, smart, intelligent house
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/26—Pc applications
    • G05B2219/2642—Domotique, domestic, home control, automation, smart house
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/31—From computer integrated manufacturing till monitoring
    • G05B2219/31288—Archive collected data into history file

Definitions

  • This application relates to the field of control devices for building automation systems and, more particularly, to automation controllers of a building automation system for coordinated operation of field devices.
  • Building control systems are employed to regulate and control various environmental and safety aspects of commercial, industrial and residential facilities (hereinafter referred to as “buildings”).
  • buildings In ordinary single-family residences, control systems tend to be simple and largely unintegrated. However, in large buildings, building control systems often consist of multiple, integrated subsystems employing hundreds of elements.
  • HVAC heating, ventilation and air-conditioning
  • a heating, ventilation and air-conditioning (“HVAC”) building control system interrelates small, local control loops with larger control loops to coordinate the delivery of heat, vented air, and chilled air to various locations throughout a large building.
  • Local control systems for example, open and close vents that supply heated or chilled air based on local room temperature readings.
  • Larger control loops for example, obtain many distributed temperature readings and/or air flow readings to control the speed of a ventilation fan, or control the operation of heating or chilling equipment.
  • Some of the core elements of a sophisticated building control systems include panel devices, supervisory control stations, sensors and actuators.
  • Sensors and actuators are terminal devices of the system that collect raw data and physically change output of the system, respectively.
  • sensors may include temperature sensors, humidity sensors, air flow sensors and the like.
  • Actuators may change the physical output of fans, ventilation dampers, air conditioning equipment and the like.
  • Panel devices are distributed control devices that in large part determine the operation of the system, at least at local levels. To this end, panel devices may receive sensor signals from the sensors and provide control signals to the actuator. The panel devices generate such control signals based on the sensor signals and other control signals, such as set point signals received from other panel devices and/or the control station.
  • the control station is typically a computer having a human user interface that allows for human technicians to monitor and control overall system operation.
  • the panel devices are generally connected to each other as well as to the one or more control systems in order to share information necessary for coherent building control.
  • an enhanced approach for automation controllers of building management systems provides secure communication connections among building automation devices for security and integrity of information, networks, and infrastructure.
  • the advanced approach also provides an advanced web interface for commissioning, editing, and servicing the automation controllers.
  • one or more automation controllers may include enhanced firmware, hardware to support the
  • SUBSTITUTE SHEET (RULE 26) firmware, a secure communication protocol (such as BACnet Secure Connect), and an embedded web interface.
  • One aspect is a controller of a building automation system comprising a communication component and a processor.
  • the communication component is configured to communicate with one or more other controllers of multiple automation level devices.
  • the automation level devices are associated with an automation level network of the building automation system.
  • the automation level devices include the controller and the other controlled s).
  • the processor is configured to designate a particular controller of the automation level devices as a global data server.
  • the global data server provides synchronized images of a predefined set of objects across all controllers of the automation level network.
  • Another aspect is a method of the controller of the building automation system.
  • the method comprises communicating, via a communication component of the controller, with one or more other controllers of automation level devices.
  • the method also comprises associating, via the communication component, the automation level devices with an automation level network of the building automation system, in which the automation level devices includes the controller and the other controller or controllers.
  • the method further comprises designating, via a processor of the controller, a particular controller of the automation level devices as a global data server.
  • the method still further comprises providing, via the processor, synchronized images of a predefined set of objects across all controllers of the automation level network.
  • FIG. l is a schematic view of a building automation system in an example implementation that is operable to employ techniques described herein.
  • FIG. 2 is a block diagram of a management device representing an example implementation of one or more management level devices of FIG. 1.
  • FIG. 3 is a planar view of a controller and its select features representing an example implementation of one or more automation level devices of FIG. 1.
  • FIG. 4 is a planar view of a controller and its possible expansion modules representing an example implementation of one or more automation level devices of FIG. 1.
  • FIG. 5 is a schematic view of a modular automation station representing an example implementation of the automation level devices of FIG. 1.
  • FIG. 6 is a schematic view of a compact automation station representing another example implementation of the automation level devices of FIG. 1.
  • FIG. 7 is a block diagram of internal components of a controller representing an example implementation of the automation level devices of FIG. 1.
  • FIG. 8 is a diagrammatic view of a logical network of controllers representing an example implementation of the automation level devices of FIG. 1.
  • FIGs. 9A and 9B are screen shots representing example implementations of operations of one or more management level devices of FIG. 1.
  • FIG. 10 is diagrammatic view of an abstract network of controllers representing an example implementation of the automation level devices of FIG. 1.
  • FIGs. 11 A and 1 IB are diagrammatic views of the abstract network of FIG. 10 representing example implementations of normal network management.
  • FIG. 12 is a flow diagram of a design tool for importing a bus interface module and assigned point to a remote site.
  • FIG. 13 A and 13B are diagrammatic views of the abstract network of FIG. 10 representing an example implementation a distribution of global data.
  • FIG. 14 is a diagrammatic view of the abstract network of FIG. 10 representing an example implementation change counts for global data.
  • FIG. 15A and 15B are diagrammatic views of the abstract network of FIG. 10 representing an example implementation of editing global data at a global data server.
  • FIG. 16 is a diagrammatic view of the abstract network of FIG. 10 representing an example implementation of synchronizing a global data client with a global data server.
  • FIG. 17 is a diagrammatic view of the abstract network of FIG. 10 representing an example implementation of synchronization in a mixed controller system.
  • SUBSTITUTE SHEET (RULE 26) configured to perform functionality that is described as being carried out by multiple elements.
  • the numerous innovative teachings of the present application will be described with reference to exemplary non-limiting embodiments.
  • the BAS 100 includes an environmental control system configured to control one or more environmental parameters for a facility, such as fluid flow, fluid pressure, fluid temperature, and the like.
  • the BAS 100 may comprise one or more network connections or primary buses 102 for connectivity to components of a management level network ("MLN") of the system.
  • MSN management level network
  • the example BAS 100 may comprise one or more management level devices or management devices, such as a management workstation 104, a management server 106, or a remote management device 108 connecting through a wired or wireless network 110, that allows the setting and/or changing of various controls of the system.
  • a management device may also be a portable management device connecting through a wired or wireless link to an individual automation or field level device 120-126 that allows the setting and/or changing of various controls of the device. While a brief description of the BAS 100 is provided below, it will be understood that the BAS 100 described herein is only one example of a particular form or configuration for a BAS. The system 100 may be implemented in any other suitable manner without departing from the scope of this disclosure.
  • the management devices are configured to provide overall control and monitoring of automation devices, a field devices, and other devices of the BAS 100.
  • the BAS 100 provides connectivity based on one or more communication protocols to subsystems for various environmental parameters, such as components of environmental comfort systems.
  • Each subsystem 112, 114 may include various automation level devices 120, 122 ("automation controllers") for monitoring and controlling field devices as well as various field level devices 124, 126 for monitoring and controlling areas within a building or group of buildings.
  • automation level devices 120, 122 automated controllers
  • field level devices 124, 126 field level devices
  • the field devices may include, but are not
  • SUBSTITUTE SHEET (RULE 26) limited to, actuators, sensors, and other types of controllers for the HVAC equipment, such as fluid heating/cooling generators, pumps, compressors, condensers, evaporators, tanks/reservoirs, filters, dampers, valves, bypass mechanisms, and the like.
  • the BAS 100 may include one or more programmable logic controllers 116 for connectivity to components of a building level network (BLN) of the system 100.
  • Each programmable logic controller 116 may connect the primary bus 102 of the MLN to a secondary bus 118 of the BLN.
  • Each programmable logic controller 116 may also include management logic for switching, power quality, and distribution control for the BLN components.
  • automation level devices 120, 122 may communicate directly with the network connection or secondary bus 118 of the BLN, whereas field level devices 124, 126 may communicate through, and controlled by, the automation level devices.
  • each object is a representation of a building automation component that includes property information about its function and purpose.
  • Objects associated with the BAS 100 include data created, processed, and stored by the automation level devices 120, 122 and the field level devices 124, 126, such as temperature data, pressure data, and air/fluid flow, as well as analytical data, such as control schedules, trend reports, defined system hierarchies, and the like.
  • the illustration of the BAS 100 in FIG. 1 is not meant to imply physical or architectural limitations to the manner in which different illustrative embodiments may be implemented. Other components in addition to and/or in place of the ones illustrated may be used, and some components may be unnecessary in some illustrative embodiments.
  • FIG. 2 represents example device components 200 of a management level device or management device, such as the management workstation 104, management server 106, and/or remote management device 108, for the setting and/or changing of various controls of the automation and field level devices 120-126. Accordingly, FIG. 2 is an example representation of each device, i.e., the management device 104-108, or a combination of these devices.
  • the device components 200 comprise a
  • SUBSTITUTE SHEET (RULE 26) communication bus 202 for interconnecting other device components directly or indirectly.
  • the other device components include one or more communication components 204 communicating with other entities via a wired or wireless network, one or more processors 206, and one or more memory components 208.
  • the communication component 204 is configured to receive data associated with one or more points of a site from, or otherwise manage, the automation and field level devices 120-126 ("automation controllers" and "field devices"). For example, the communication component 204 may receive data from automation and field level devices of the subsystems 112, 114.
  • the communication component 204 may utilize wired technology for communication, such as transmission of data over a physical conduit, e.g., an electrical or optical fiber medium.
  • the communication component 204 may also utilize wireless technology for communication, such as radio frequency (RF), infrared, microwave, light wave, and acoustic communications.
  • RF radio frequency
  • RF communications include, but are not limited to, Bluetooth (including BLE), ultrawide band (UWB), Wi-Fi (including Wi-Fi Direct), Zigbee, cellular, satellite, mesh networks, PAN, WPAN, WAN, near-field communications, and other types of radio communications and their variants.
  • the processor or processors 206 may execute code and process data received from other components of the device components 200, such as information received at the communication component 204 or stored at the memory component 208.
  • the code associated with the BAS 100 and stored by the memory component 208 may include, but is not limited to, operating systems, applications, modules, drivers, and the like.
  • An operating system includes executable code that controls basic functions, such as interactions among the various components of the device components 200, communication with external devices via the communication component 204, and storage and retrieval of code and data to and from the memory component 208.
  • Each application includes executable code to provide specific functionality for the processor 206 and/or remaining components of the management and/or automation and field level devices 104-108, 120-126.
  • Examples of applications executable by the processor 206 include, but are not limited to, a building automation
  • the BAS operation module 210 controls and manages the performance of the BAS for monitoring and controlling a building's mechanical and electrical equipment, including the automation and field level devices 120-126 associated with at least one of heating, cooling, circulating, lighting, security, fire devices, and the like.
  • the functions of the BAS operation module 210 include conversion of data between automation level devices 120-122 and a management device 104-108.
  • the analytics module 212 generates and analyzes analytical data, such as control schedules, trend reports, defined system hierarchies, and the like.
  • Data stored at the memory component 208 is information that may be referenced and/or manipulated by an operating system or application for performing functions of the management and/or automation and field level devices 104-108, 120- 126.
  • Examples of data associated with the BAS 100 and stored by the memory component 208 may include, but are not limited to, BAS data 214 and analytics data 216.
  • the BAS data 214 includes information needed or desired to control and manage the operation and performance of the BAS.
  • the analytics data 216 includes analytical data generated or analyzed by the analytics module 212, such as control schedules, trend reports, defined system hierarchies, and the like.
  • the device components 200 may include one or more input components 218 and one or more output components 220.
  • the input components 218 and output components 220 of the device components 200 may include one or more visual, audio, mechanical, and/or other components.
  • the input and output components 218, 220 may include a user interface 222 for interaction with a user of the device.
  • the user interface 222 may include a combination of hardware and software to provide a user with a desired user experience.
  • FIG. 2 is provided for illustrative purposes only to represent examples of the device components 200 of the management and/or automation and field level devices 104-108, 120-126 and is not intended to be a complete diagram of the various components that may be utilized by the system. Therefore, the management and/or automation and field level devices 104-108, 120-
  • SUBSTITUTE SHEET ( RULE 26) 126 may include various other components not shown in FIG. 2, may include a combination of two or more components, or a division of a particular component into two or more separate components, and still be within the scope of the present invention.
  • FIG. 3 there is shown an example implementation 300 of one or more automation level devices in the form of an automation controller 302 and its select features.
  • the select features include a programmable firmware 304, TX-IO support 306, data management 308, floor level network management 310, communication protocol support 312, licensing & integration support 314, and remote site & associated tool support 316.
  • the programmable firmware 304 may be editable on-the-fly or in real time at a client or Web interface using a programmable language, such as PPCL.
  • the TX-IO support 306 provides connection and operation of standard input-output to field devices.
  • the data management 308 provides the programming and database tools available on the controller for editing, without special tools or database backups.
  • the floor level network (“FLN”) management 310 includes asynchronous master-slave (Pl) and master-slave/token passing (“MSTP”) communications for system integration and a migration path for an installed base.
  • the communication protocol support 312 includes BACnet support for system-wide control and operations management through a single interface and P2 support for communications, service, and migration at the building level network (“BLN”).
  • the licensing & integration support 314 includes licensing and integration needed for protocol implementation, drivers, and tools.
  • the remote site & associated tool support 316 provide round trip workflow from a design tool to the controllers and changes made during commissioning are brought back to the design tool for as-builts.
  • the example implementation 300 of the automation level device or devices has advanced capabilities including BACnet Secure Connect ("BACnet/SC”), web interface, and upgrade features.
  • BACnet/SC BACnet Secure Connect
  • the BACnet/SC provides for secure, encrypted, and authenticated BACnet communications to provide cybersecurity and minimize the risks of hacking of HVAC control systems.
  • the web interface provides a secure web interface embedded in the controller, i.e., on board, for editing, commissioning, and servicing workflows of the controller firmware.
  • the upgrade features allow cost
  • SUBSTITUTE SHEET (RULE 26) effective upgrading of older hardware to enhanced or improved features. It should be noted that many features of the system, such as global data, are independent of BACnet/SC and may be used with other protocols as well, such as BACnet/IP.
  • the BACnet/SC provides a solution addressing several issues with conventional building automation focused IP networks, which are based on B ACnet IP, including lack of IT friendliness/acceptance and lack of cybersecurity.
  • the BACnet/SC utilizes a highly secure datalink, such as BACnet over Secure Sockets.
  • BACnet/SC uses IT industry standard TLS 1.3 encryption and certificate-based authentication, allowing BACnet to work more seamlessly and easily on IT networks.
  • BACnet/SC eliminates some of the insecure and less IT acceptable methods used by BACnet/IP, such as the use of UDP, BBMD (BACnet Broadcast Management Device) broadcasts and dedicated static IP addresses.
  • FIG. 4 there is shown an example implementation 400 of one or more automation level devices in the form of a controller 402 and its possible expansion modules 404.
  • Functions of the controller 402 include B-BC listing, real time clock, support of physical I/O's via TX-IO modules, freely programmable with PPCL, BACnet/IP or /SC ALN communication, MS/TP & Pl FLN support, and HTML5 web interface for Eng., Com., and servicing.
  • the controller 402 includes ethernet ports such as a switch 406 and an independent tool port 408.
  • two ethernet ports may act as the dual ports supporting daisy-chain or star configurations, and the third ethernet port may be an independent IP port.
  • the controller 402 also includes a wireless interface 410 for local HMI that allows access the embedded web interface to manage the controller with a mobile device having secure, authenticated wireless access, such as a laptop, tablet or phone.
  • the web interface may also available via an ethernet port 406, 408 for remote editing, as well as the wireless connection 410.
  • the wireless connection 410 may include a button to enable temporary WLAN connection, the ability to disable the connection, and/or control tool connectivity for service.
  • the controller 402 further includes multiple ports 412 for subnet connections, such as an RS-485 subnet. For some embodiments,
  • the ports 412 may cover a variety of floor level networks, such as BACnet, Pl, and integrations like Modbus.
  • TX-IO expansion modules 404 maybe added to the controller 402 to provide more inputs, outputs, ports, and other connections to points of the building automation system to the controller.
  • the controller 402 may also include a power connection 414, a DI connection 416, and/or a portable power source (e.g., battery) 418.
  • FIG. 5 there is shown a schematic view of a modular automation station 500 representing an example implementation of the automation level device ("automation controller").
  • the modular automation station 500 includes a housing having a plastic housing portion 502, a battery cover 504, a slider 506 for mounting on DIN rails, eyelets for cable ties 508, and/or holes of wall/ enclosure mounting 510.
  • the housing may also include a data matrix code 512, a QR code 514 for default WLAN access description in technical data, and/or date/series and serial number 516.
  • the modular automation station 500 also includes one or more of the following components: a visual indicator 518 for communication and state, a service button 520 for ID on network and WLAN on/off, an ethernet switch 522, an ethernet port 524, a power supply connector 526, a connector 528 for TX-I/O modules, a COM interface 530-536, and switches for bus termination and polarization 538.
  • the modular automation station 500 may include a KNX Pl-link 540, a digital input 542, and/or an M-bus 544. Further details about the modular automation device 500 is provided by Appendix A provided below.
  • FIG. 6 there is shown a schematic view of a compact automation station 600 representing another example implementation of the automation level device ("automation controller").
  • the compact automation station 600 includes a housing having a plastic housing portion 602, a slider 606 for mounting on DIN rails, eyelets for cable ties 608, and/or holes of wall/enclosure mounting 610.
  • the housing may also include a QR code 614 for default WLAN access description in technical data and/or date/series and serial number 616.
  • the compact automation station 600 also includes one or more of the following components: a visual indicator 618 for communication and state, a service button 620 for ID on network and WLAN on/off, an ethernet switch 622, a power supply connector 626, a connector 628 for TX-I/O
  • the compact automation station 600 may include a KNX Pl-link 640 and/or one or more auxiliary connectors 648. Further information about the compact automation station 600 is provided by Appendix B provided below.
  • FIG. 7 represents example device components 700 of an automation level device 120, 122, 302 ("automation controller"), for monitoring and managing operations of one or more field level devices 124, 126.
  • the device components 700 comprise a communication bus 702 for interconnecting other device components directly or indirectly.
  • the other device components include one or more communication components 704 communicating with other entities via a wired or wireless network, one or more processors 706, and one or more memory components 708.
  • the communication component 704 is configured to receive data associated with one or more points of a site from, or otherwise manage, the field level devices 120-126.
  • the communication component 704 may receive data from field level devices 124, 126 and other automation level devices 120, 122 of the subsystems 112, 114.
  • the communication component 704 may utilize wired or wireless technology for communication, such as those described above for the management device(s).
  • the processor or processors 706 may execute code and process data received from other components of the device components 700, such as information received at the communication component 704 or stored at the memory component 708.
  • the code associated with the BAS 100 and stored by the memory component 708 may include, but is not limited to, operating systems, applications, modules, drivers, and the like.
  • An operating system includes executable code that controls basic functions, such as interactions among the various components of the device components 700, communication with external devices via the communication component 704, and storage and retrieval of code and data to and from the memory component 708.
  • Each application includes executable code to provide specific functionality for the processor 706 and/or remaining components of the automation level devices 120, 122, 302.
  • Examples of applications executable by the processor 706 include, but are not limited to, a controller operation module 710 and a web interface module 712.
  • the controller operation module 710 controls and manages the operational features of the automation level device 120, 122, 302, such as global data management, name resolution management, and team filtering management.
  • the web interface module 712 controls and manages the operational features of the web interface of that automation level device 120, 122, 302, such as device commissioning, trend data management, and node table management.
  • Data stored at the memory component 708 is information that may be referenced and/or manipulated by an operating system or application for performing functions of the management and/or automation and field level devices 104-108, 120- 126.
  • Examples of data associated with the BAS 100 and stored by the memory component 708 may include, but are not limited to, controller data 714 and web interface data 716.
  • the controller data 714 includes global data, name data, and team filtering data.
  • the web interface data 716 includes commissioning data, trend data, and one or more node tables.
  • the device components 700 may include one or more input components 718 and one or more output components 720.
  • the input components 718 and output components 720 of the device components 700 may include one or more visual, audio, mechanical, and/or other components.
  • the input and output components 718, 720 may include a user interface 722 for interaction with a user of the device.
  • the user interface 722 may include a combination of hardware and software to provide a user with a desired user experience, such as a physical button for wireless access to the web interface.
  • FIG. 7 is provided for illustrative purposes only to represent examples of the device components 700 of the automation level devices 120, 122, 302 and is not intended to be a complete diagram of the various components that may be utilized by the system. Therefore, the automation level devices 120, 122,
  • SUBSTITUTE SHEET ( RULE 26) 302 may include various other components not shown in FIG. 7, may include a combination of two or more components, or a division of a particular component into two or more separate components, and still be within the scope of the present invention.
  • a partial system 800 having a logical network 802 of controllers representing an example implementation of a configuration of the automation level devices.
  • the partial system 800 has an implementation of a BACnet Secure Connect ("BACnet/SC") solution, such as the ASHRAE standard for Secure Connect, that includes a management device 804 and multiple automation level devices ("automation controllers").
  • the automation controllers include at least one secure connect controller 806, 808 and some embodiments may include one or more non-secure connect controllers 810-814.
  • Icons 816 signify BACnet/SC with full encrypted BACnet communications.
  • the secure connect controllers 806, 808 are linked by a BACnet/SC network 818.
  • the nonsecure connect controllers may be coupled to a secure connect controller 808 by a non-BACnet/SC network 820.
  • Secure connect controllers 806, 808 may only communicate with each other in response to being associated with right certificates for authentication.
  • the BACnet/SC standard supports backward compatibility to older BACnet link layers, and each secure connect controllers 806, 808 may serve as a BACnet router between BACnet/IP and BACnet/SC, as well as between MSTP and BACnet/SC.
  • the logical network 802 may include a connection 822 one or more 3 rd party MSTP or IP devices 824.
  • the built-in routers allow for connection of the 3 rd party devices 824 to couple to the logical network 802.
  • BACnet/SC provides transport layer security ("TLS") encryption, certificates for authentication and decryption, hub function, backup hub function, routing between BACnet/SC and non-BACnet/SC. Certificates for authentication and decryption may be managed by an automation level device, a management level device, or a remote device.
  • TLS transport layer security
  • An example of the hub function is a hub/spoke concept where the hub
  • SUBSTITUTE SHEET (RULE 26) mediates all traffic between the other /SC devices and authenticates all /SC devices preventing unauthorized access to the BACnet/SC encrypted network.
  • the backup hub function serves the function of taking over control of a hub in response to a failure by the primary hub.
  • examples of the non-BACnet/SC includes BACnet/IP and MSTP.
  • FIGs. 9A and 9B there are shown screen shots of a web interface 900 representing example implementations of operations of one or more management devices.
  • the web interface 900 is a firmware-embedded tool of the automation controller for commissioning, configuration, and service tasks.
  • the web interface may include the web interface module 712 and the web interface data 716.
  • the Web interface 900 may be based on a markup language used for structuring and presenting content on the World Wide Web, such as HTML5.
  • the web interface 900 further includes a responsive graphical interface which allows it to scale well on different device types including, but not limited to, computing devices, laptops, tablets, and smartphones.
  • the web interface 900 is also secure, by utilizing encryption and authentication as well as password protected user logins with different levels of user privileges.
  • the web interface 900 may be accessible over a network by a wired connection through an ethernet IP connector of the automation controller.
  • the web interface 900 may be accessible by direct wireless connection to a wireless service port of the automation controller.
  • the web interface 900 may be accessible by a wired connection to a tool port of the automation controller, such as a location where temporary wireless usage is not allowed.
  • a secure connection to the web interface allows for viewing and manipulation of system information, such as global data.
  • the web interface 900 includes a status bar 902, multiple views 904, and a selection tree 906.
  • the status bar 902 includes operational device state, number of events, number of manual override, status of event suppression (e.g., on or off), number of acknowledge event, number of fault even, and out of service information.
  • the views 904 include an object view 908, a configuration view 910, and a PPCL editor 912.
  • the selection tree 906 includes device information 914, field bus information 916, application information 918, and common global
  • the application information 918 may include various information about devices, programs, objects, object templates 922, object collection 924, and functional information associated with the automation controller.
  • the application information 918 allows for modifying device and object properties, adding trends to objects, and adding event enrollments to objects.
  • the web interface 900 may allow for the selection of a template 922 to add a schedule object 926 or calendar object 928 and present a template representation 930 to add the schedule or calendar object.
  • the selection tree 906 of the web interface includes application information 918, and the application information includes object collection 924.
  • the object collection 924 application displays groupings of like objects.
  • the list includes all local objects, PPCL objects, team objects, and controller objects.
  • An item in the collection may be selected to view objects, modify object properties, add trends, add event enrollments, and delete objects.
  • the object collection 924 may further include trend objects 932, particularly a trend log object 934 for each data input and/or data output of the corresponding automation controller.
  • the web interface 900 may allow for the selection of one or more trend log objects 934 and present a graphical trend viewer 936.
  • the trend view 936 provides for viewing graphic historical point data, customizing graphs, comparing points on the same graph, and exporting trend values.
  • a trend log object saves a record of a physical or virtual object’s behavior so changes to the object may be monitored over time.
  • the purpose of a trend log is to provide historical data about an object’s performance.
  • Trend objects may be created using the templates application. Thus, the template may be selected to add data into the template prior to creation, or add data to the object after creation.
  • the web interface 900 may provide information about common global application 920 associated with the automation controller.
  • a device may be designated as a global data server at the web interface 900 or by another source, such as a management device 104-108.
  • Objects are provided by the local objects page or in the corresponding category on the object
  • calendar objects may be provided by the common global application 920, such as calendar view, of the web interface 900.
  • a global data server is a device that provides synchronization updates to global data client devices. Changes made on the server are synchronized to the configured clients on the same BLN. There can only be one global data server per BLN.
  • a global data client is a controller that is configured to receive updates from the global data server. Changes may be made from a global data server to a global data client using the node table editor or calendar.
  • Device object properties may be modified to configure a device as a global data server.
  • Default device object configuration is set for global data clients.
  • the BLN name must match between the server and clients.
  • Global data client devices may be added to the server's node table by using the node table editor to complete configuration.
  • the device object may be configured as a global data server anywhere that it is shown in the web interface, such as in an application or the node table.
  • One controller may be configured as a global data server at web interface of the corresponding automation controller.
  • a device is added to the node table is a global data client.
  • Global data clients and their global data server will belong to the same BLN.
  • global data clients and the global data server may use the same BLN name.
  • the calendar view displays a list of calendars that are synchronized between a global data server and its global data clients. Changes to the calendar view may be made on the global data server. Changes made in the server controller will be synchronized to the clients.
  • a global data server automatically synchronizes to its global data clients. Data from calendar and node table are synchronized from the global data server to the global data clients. If the global data server restarts, global data clients retain the data
  • FIG. 10 there is shown diagrammatic views of an abstract network of controllers representing an example implementation of the global data sharing for the automation level devices.
  • the global data sharing is an approach for a global sharing network 1000 having multiple automation level devices 1010 ("automation controllers").
  • a particular device of the automation level devices 1010 is designated as a global data server 1020 for the global sharing network 1000.
  • Certain data is considered system-level global data, in that it pertains to the system as a whole and not individual devices. Examples include, but are not limited to, host names and IP addresses of field panels on the network (i.e., the node table) and global calendars. Other examples include, but are not limited to, time zone, UTC offset, remote & local ping intervals, APDU timeout, and a new global device object property for BLN-wide event notification suppression.
  • a global data network 1000 provides synchronized images of a predefined set of objects across all controllers on an IP automation level network.
  • the global data network 1000 also synchronizes a predefined set of mapped data grains on a mixed network of controllers having different content and organization of global data.
  • any object under the global data collection as indicated by the web interface is handled as global data.
  • the content of the global data collection may be, and should be for some embodiments, the same in all controllers.
  • the global data collection should match across the network.
  • the system may sync the global data across the network over a syncing time period in response to the occurrence of one or more changes.
  • one controller will be designated as the global data server 1020; all other controllers are global data clients.
  • Global data is writable over the network 1000 in the global data server 1020 and readonly in global data clients.
  • the global data server 1020 is responsible for managing global data change counts. One global change count for the server's global data image as a whole. The
  • SUBSTITUTE SHEET (RULE 26) global data server 1020 increments this counter each time any global data grain is updated. Subordinate change counts may be added as needed. The combination of the global change count and the subordinate change counts is referred to as the change count hierarchy.
  • FIG. 11 A there is shown a diagrammatic view of a global data network 1000 representing another example implementation of the global data sharing for the automation level devices.
  • a global data client 1140 may send an ePing request 1150 to the global data server 1020.
  • the global data client 1140 may receive the updated global change count from the global data server 1020 in the server's ePing response 1160, in response to the ePing request 1150. If the global change count received from the server is higher than the client's global change count, the client’s global data image is out of date. The client is then responsible for scanning the server's change count hierarchy and updating its global data image.
  • FIG. 1 IB there is shown a diagrammatic view of a global data network 1000 representing another example implementation of the global data sharing for the automation level devices.
  • the name resolution is facilitated by the node table, giving each device knowledge of other devices on the BLN.
  • the global data server 1020 may send an ePing request 1180 to the global data clients 1070.
  • the global data server 1020 receives the updated global change count from each global data client 1070 in each client's ePing response 1090, in response to the ePing requests 1180.
  • a synchronization error exists. This may occur if the global data server is loaded with an old database image.
  • the automation level controller may allow for name resolution in which names of objects for devices associated with a building automation system are synchronized by device object references.
  • the trend log objects 924 may include a field for object name reference where a given object name may be entered.
  • the automation level controller or more particularly a processor or module of the controller, will determine automatically the controller associated with the name, whether local or at another controller. In particular, the automation level controller determines whether the specified name is used by any controller of the building automation system. If so, then the automation level controller identifies the identification associated with the name.
  • the automation level controller requests name resolution for a particular name to each of the other controllers one at time until a controller responds that the name is used, or all controllers have been contacted.
  • the automation level controller requests name resolution for one or more names (i.e., a bulk list of names) to each of the other controllers one at time until all names of the bulk list are resolved, or all controllers have been contacted.
  • the design tool may utilize a peer-to-peer, multiple master protocol based on token passing between devices on the network.
  • the design tool may import all B ACnet master slave token passing (MSTP) bus interface module (BIM) with TX-I/O modules and assigned points configured in the remote site.
  • MSTP B ACnet master slave token passing
  • BIM bus interface module
  • the BACnet MSTP is a protocol for relaying and exchanging information between building devices.
  • the design tool may be configured before performing the import process.
  • Options to configure include setting folders/paths and default units, providing branch information (such as branch number, address, phone, fax and tax ID, setting up ATTSIN and ATTSOUT default and overwrite behaviors, and defining directory structures for a CAD symbols library and support folders.
  • branch information such as branch number, address, phone, fax and tax ID
  • ATTSIN and ATTSOUT default and overwrite behaviors
  • directory structures for a CAD symbols library and support folders.
  • the automation level controller also couples to another device, such as the management device 104-108, so that a design tool may convert hardware and software related data associated with a first data protocol for an automation controller to hardware and software related data associated with a second data protocol for the remote device or site.
  • a design tool allows the import of all MSTP BIM with TX-I/O modules and assigned points configured in the remote device.
  • the MSTP BIM is configured with TX-I/O modules and points are assigned to the modules (1210).
  • Unique data is entered in the project and job including point name, device instance number, and module number for TXIO and MAC address for BIM on the same FLN network (1220).
  • a profile view is selected in the design tool, a controller with MSTP FNL support is added, and a MSTP FLN with appropriate network number on which to import MSTP BIM is added (1230).
  • a selection is made to import from the remote device (1240).
  • existing points in the job assigned on all MSTP BIM module(s) are deleted, such as those points not in sync with the project (1250).
  • the existing points may not be deleted.
  • a progress dialog box of the import process may be displayed or otherwise identified (1260).
  • the design tool creates a log file, which is stored at a default location (1270).
  • a log file may show the details of the import.
  • the device, sensor, slope/intercept values for the points may be updated (1280).
  • a placeholder for the layout drawing may be created, and a drawing may be created in response to a selection of the placeholder (1290).
  • the design tool may add another empty drawing file.
  • a node table may track the field devices of the network as well as properties and values associated with each device.
  • a grain type is a type of global data contained in a grain, as categorized by a database type, such as Destination, Calendar, Node Table, etc.
  • a grain is a unit of global data which is distributed as a whole.
  • a grain may be an entire grain type, such as the Node Table, or a record within a grain type, such as a Destination.
  • one object of the global data system 1300 is to provide synchronized images or content 1302-1310 of a predefined set of objects across all field devices, such as controllers 1312-1320, on an IP automation-level network ("ALN") 1322.
  • APN IP automation-level network
  • any object under the global data collection is handled as global data.
  • the content 1302-1310 of the global data collection is the same or similar in all controllers 1312-1320.
  • Another object of the global data system is to synchronize a predefined set of mapped global data grains of images or content 1302-1310 on a mixed network of controllers, i.e., such as first controllers 1312-1316 vs second controllers 1318, 1320.
  • a mixed network of controllers i.e., such as first controllers 1312-1316 vs second controllers 1318, 1320.
  • the content and organization of global data may be different between the different types of controllers. In other words, not all grains will be mapped and synchronized between controller types.
  • each image or content 1330 of a first controller 1312-1316 has similarities to, and differences from, the image or content 1350 of each second controller 1318, 1320.
  • the image or content 1330 of each first controller 1312-1316 represents a device object 1332 that includes device data 1334 and global data 1336 associated with that particular device object.
  • the device data 1334 may include subdata such as, for example, infrastructure data 1338, applications data 1340, and network data 1342.
  • the global data of each first controller 1312-1316 may include first mapped global data grain 1344 and other first global data grain 1346.
  • the image or content 1350 of each second controller 1318, 1320 represents a device object 1352 that includes global data 1356 associated with that particular device object.
  • the image or content 1350 of each second controller 1318, 1320 may also include device data (not shown).
  • the global data of each second controller 1318, 1320 may include second mapped global data grain 1356 and other second global data grain 1358.
  • FIG. 14 there is shown a representation of change counts 1400 for global data.
  • the global data servers are responsible for managing global data change counts. To support synchronization of global data, the global data server manages change counts. In particular, there is one global change count 1410 for the server's global data image as a whole. The global data server increments this counter
  • SUBSTITUTE SHEET (RULE 26) each time any global data grain is updated.
  • Subordinate change counts 1420 are generated as needed.
  • the combination of the global change count 1410 and the subordinate change counts 1420 is referred to as the change count hierarchy.
  • FIGs. 15A and 15B there are shown representations of editing global data at the global data server.
  • the global data is writable only at the global data server.
  • the server's web user interface (“UI") 1500 is used to add a new data 1510 to a subordinate, such as calendar data 1520.
  • the UI 1500 may include a screen for global data 1530 to show or manage data for the US Holidays calendar 1540.
  • any the subordinate change counts 1560 such as SystemCalendars, are incremented as well as the global change count 1570, such as GlobalData.
  • FIG. 16 there is shown a device signaling diagram depicting synchronization of a global data client 1602 with a global data server 1604.
  • each client 1602 will receive the updated global change count in the next server device ePing response.
  • the global data client 1602 sends an ePing request 1606 to the global data server 1604, and the client receives an ePing response 1608 from the server indicating the global change count in response to the request. Since the server's global change count is higher than the client's count 1610, the client 1602 will scan the change count hierarchy of the server 1604 to identify which items to synchronize.
  • the global data client 1602 reads subordinate change counts 1612 from the global data server 1604, and the client receives responses 1614 from the server in response to the read. Likewise, the client 1602 reads data for one or more groups 1616, 1620 (such as US-Holidays and/or Inventory) from the server 1604, and the client receives responses 1618, 1622 associated with the group(s) from the server in response to the read. After the global data is synchronized, the client will update its local change counts 1624.
  • groups 1616, 1620 such as US-Holidays and/or Inventory
  • the system 1700 may include first controllers 1710, 1720, 1730 of a first type and second controller 1740, 1750, 1760 of a second
  • the global data server 1710 may be configured with the host name of a single global data partner 1740. Synchronization will be unidirectional 1780, from the global data server 1710 to the global data partner 1740. Only mapped global data will be synchronized. For some embodiments, synchronization may be initiated manually by an operator using a user interface associated with the global data server 1710. For some embodiments, scheduled initiation may initiate synchronization automatically.
  • the global data server 1710 determines which mapped data elements require synchronization. For the second controllers 1740, 1750, 1760, updates 1790 may be distributed or replicated independent of the first controllers 1710, 1720, 1730.
  • machine usable/readable or computer usable/readable mediums include: nonvolatile, hard-coded type mediums such as read only memories (ROMs) or erasable, electrically programmable read only memories (EEPROMs), and user-
  • SUBSTITUTE SHEET (RULE 26) recordable type mediums such as floppy disks, hard disk drives and compact disk read only memories (CD-ROMs) or digital versatile disks (DVDs).

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Abstract

Dispositif de commande d'un système d'immotique (100), et procédé associé, comprenant un composant de communication et un processeur. Le composant de communication communique avec un ou plusieurs autres dispositifs de commande de multiples dispositifs de niveau d'automatisation (120-126). Les dispositifs de niveau d'automatisation (120-126) sont associés à un réseau de niveau d'automatisation (BLN) du système d'immotique (100). Les dispositifs de niveau d'automatisation (120-126) comprennent le dispositif de commande et le ou les autres dispositifs de commande. Le processeur désigne un dispositif de commande particulier des dispositifs de niveau d'automatisation (120-126) en tant que serveur de données global (1020, 1604, 1710). Le serveur de données global (1020, 1604, 1710) fournit des images synchronisées d'un ensemble prédéfini d'objets à travers tous les dispositifs de commande du réseau de niveau d'automatisation (BLN).
PCT/US2022/053748 2022-01-14 2022-12-22 Dispositif de commande pour un système d'immotique à gestion globale de données WO2023136921A1 (fr)

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CA3241024A CA3241024A1 (fr) 2022-01-14 2022-12-22 Dispositif de commande pour un systeme d'immotique a gestion globale de donnees
MX2024008595A MX2024008595A (es) 2022-01-14 2022-12-22 Dispositivo de control para un sistema de automatizacion de edificios con gestion de datos globales.
EP22850909.7A EP4433879A1 (fr) 2022-01-14 2022-12-22 Dispositif de commande pour un système d'immotique à gestion globale de données

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US17/853,550 US20230231735A1 (en) 2022-01-14 2022-06-29 Control device for a building automation system having global data management

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180115435A1 (en) * 2016-10-26 2018-04-26 Abl Ip Holding Llc Mesh over-the-air (ota) driver update using site profile based multiple platform image
US20200012249A1 (en) * 2017-03-08 2020-01-09 Endress+Hauser Process Solutions Ag Method for parameterizing an automation field device
WO2020153966A1 (fr) * 2019-01-25 2020-07-30 Siemens Aktiengesellschaft Système de synchronisation de données pour une ingénierie basée sur un dispositif

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180115435A1 (en) * 2016-10-26 2018-04-26 Abl Ip Holding Llc Mesh over-the-air (ota) driver update using site profile based multiple platform image
US20200012249A1 (en) * 2017-03-08 2020-01-09 Endress+Hauser Process Solutions Ag Method for parameterizing an automation field device
WO2020153966A1 (fr) * 2019-01-25 2020-07-30 Siemens Aktiengesellschaft Système de synchronisation de données pour une ingénierie basée sur un dispositif

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