CN116405366A - On-site instant networking method supporting multi-point high definition audio-video collaborative operation of power transmission and transformation project - Google Patents
On-site instant networking method supporting multi-point high definition audio-video collaborative operation of power transmission and transformation project Download PDFInfo
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Abstract
The application provides a field instant networking method supporting multi-point high-definition audio-video collaborative operation of power transmission and transformation engineering, which is applied to the technical field of communication networking, and the heterogeneous communication network sequentially comprises a first transmission network layer, a second data acquisition layer, a third edge calculation layer and a fourth application service layer from bottom to top through a self-built heterogeneous communication network; a transport network layer, which is an ad hoc network based on heterogeneous communication networks, composed of nodes of different types, having different computing and storage capacities between them; the method has the advantages that the method does not depend on specific network technology, can adapt to diversified operation network deployment situations, comprises wide area coverage and hot spot coverage, and has good universality; the wireless network system can provide network capacity and coverage range at any place and any time as required, can effectively support the communication of the power transmission and transformation engineering operation site by means of wireless ad hoc network technology without depending on preset network infrastructure, and has high reliability.
Description
Technical Field
The application relates to the technical field of communication networking, in particular to a field instant networking method supporting multi-point high-definition audio-video collaborative operation of power transmission and transformation engineering.
Background
The current domestic emergency communication mainly relies on the existing communication facilities (comprising a public communication network and a public media network), and provides emergency communication guarantee by means of a special trunking communication system and a wireless network technology when the infrastructure cannot meet the communication requirements; however, the conventional communication system is not designed and implemented with sufficient consideration to the characteristics of emergency communication, including time burst, location uncertainty, business urgency, information diversity, etc.; the emergency communication network can be rapidly deployed according to the requirement, diversified communication services can be timely provided for various users, real-time monitoring is performed on a specific area, and high-speed stable network support is provided for specific operation; the current domestic emergency communication system has single function, low dependence on infrastructure communication facilities, low self-organizing capability and low survivability, and is difficult to provide QoS support; (QoS (Quality of Service, quality of service) refers to a network that can utilize various underlying technologies to provide better service capabilities for specified network communications, is a security mechanism for the network, is a technology used to solve problems such as network latency and congestion.)
The current power transmission and transformation engineering construction operation is communicated and matched mainly through interphones, mobile phones and other modes, the study and judgment of test conditions mainly depend on the observation or description of site personnel, the debugging command is inconvenient to intuitively analyze and decide, the requirement of audio and video communication is effectively met for operators scattered at multiple points, meanwhile, the influence of factors such as poor communication signals and electromagnetic interference of the operation environment on the efficiency and quality of cooperative work can be solved, and a site instant networking method capable of providing stable connection and high in speed and capacity is needed.
Disclosure of Invention
The on-site instant networking method for supporting multi-point high-definition audio and video collaborative operation of the power transmission and transformation project is provided for solving the technical problems that the efficiency and the quality of collaborative work influence audio and video communication due to factors such as poor communication signals, electromagnetic interference of an operation environment and the like can be solved for meeting the requirement of effectively realizing audio and video communication of operators scattered at multiple points.
The application adopts the following technical means for solving the technical problems:
a method for supporting on-site instant networking of multi-point high definition audio-video collaborative operation of power transmission and transformation engineering, comprising the following steps: the method comprises the steps of building a heterogeneous communication network, wherein the heterogeneous communication network sequentially comprises a first transmission network layer, a second data acquisition layer, a third edge calculation layer and a fourth application service layer from bottom to top;
the transmission network layer is composed of an ad hoc network with different computing capacity, storage capacity and communication protocols, wherein the different types of nodes are connected through a plurality of communication modes such as Bluetooth, wiFi, NFC and the like, and the ad hoc network comprises various control nodes, data nodes, communication nodes and the like, and the nodes can be interconnected and intercommunicated to form a heterogeneous communication network;
the data acquisition layer is used for integrating the related information of various nodes in the transmission network layer and interacting necessary control signaling, audio and video data between the transmission network layer and the edge calculation layer;
the edge computing layer is responsible for analyzing and processing the data collected by the data acquisition layer, and obtaining operation site situation awareness information closely related to network situations and user demands through data filtering and data mining;
the application business layer provides real-time audio and video interaction service and on-site command safety control for on-site operators according to operation and interaction requirements and comprises various forms of business such as text message transmission, voice communication, image and video display, multimedia information interaction and the like.
Further, in the step of forming heterogeneous communication network by interconnecting and interworking various types of nodes, the transport network layer is formed by an ad hoc network formed by connecting different types of nodes with different computing capacities, storage capacities and communication protocols through a plurality of communication modes such as Bluetooth, wiFi, NFC and the like,
an ad hoc network based on a heterogeneous communication network is a network that can be autonomously composed of mobile devices without a fixed infrastructure.
Further, in the data acquisition layer, the data acquisition layer is used for integrating the related information of various nodes in the transmission network layer and interacting necessary control signaling and audio/video data between the transmission network layer and the edge calculation layer,
the collected relevant information includes, but is not limited to, transport protocols, network performance, geographical location, and device status, and the interactive control signaling includes, but is not limited to, network management instructions, resource scheduling instructions, and device deployment instructions.
Further, in the data acquisition layer, the data acquisition layer is used for integrating the related information of various nodes in the transmission network layer and interacting necessary control signaling and audio/video data between the transmission network layer and the edge calculation layer,
the data acquisition layer is mainly used for data acquisition and processing, scene monitoring, communication service providing and GPS/GIS service providing, and data support service providing for the edge calculation layer and the application service layer; the data acquisition and processing are the collection, classification, storage and processing of the underlying network information.
Further, among the steps of collecting, classifying, storing and processing the underlying network information,
forwarding, discarding and caching uplink and downlink service data of networking nodes in the ad hoc network through a data processing and forwarding service, and realizing data encapsulation and decapsulation by a session tunnel management service, and establishing and releasing tunnels;
the policy control service supports predefined rules of the management orchestration body, supports dynamic policy configuration of the control plane, such as a service quality guarantee policy and a service data forwarding rule, and the session anchor service provides data access and supports a plurality of anchors in a single session;
the security management service provides privacy protection for user data; the access equipment monitors safety; access address security verification; and (3) interface safety monitoring, wherein the audio and video service opens session and node information.
Further, in the steps of providing real-time audio and video interaction service and on-site command safety control for on-site operators according to the operation and interaction requirements by the application service layer, including various forms of text message transmission, voice communication, image and video display, multimedia information interaction and other services,
based on the data service layer, specific functions are completed according to the requirements of power transmission and transformation engineering operation, and the power transmission and transformation engineering operation mainly comprises audio and video processing, network management, resource scheduling, network service quality support, system safety and other functional modules, so as to enhance the adaptability and usability of the whole field operation network.
Further, the system also comprises an application system layer, wherein the application system layer is mainly responsible for providing field operation interaction services.
Further, the application system layer further includes three application subsystems: the three application subsystems have different software interfaces and customized functions.
The application provides a field instant networking method supporting multi-point high-definition audio-video collaborative operation of power transmission and transformation engineering, which has the following beneficial effects: through a self-built heterogeneous communication network, the heterogeneous communication network sequentially comprises a first transmission network layer, a second data acquisition layer, a third edge calculation layer and a fourth application service layer from bottom to top; the transmission network layer is composed of an ad hoc network with different computing capacity, storage capacity and communication protocols, wherein the different types of nodes are connected through a plurality of communication modes such as Bluetooth, wiFi, NFC and the like, and the ad hoc network comprises various control nodes, data nodes, communication nodes and the like, and the nodes can be interconnected and intercommunicated to form a heterogeneous communication network; the data acquisition layer is used for integrating the related information of various nodes in the transmission network layer and interacting necessary control signaling, audio and video data between the transmission network layer and the edge calculation layer; the edge computing layer is responsible for analyzing and processing the data collected by the data acquisition layer, and obtaining operation site situation awareness information closely related to network situations and user demands through data filtering and data mining; the application business layer provides real-time audio and video interaction service and on-site command safety control for on-site operators according to operation and interaction requirements and comprises various forms of business such as text message transmission, voice communication, image and video display, multimedia information interaction and the like; the method has the advantages that the method does not depend on specific network technology, can adapt to diversified operation network deployment situations, comprises wide area coverage and hot spot coverage, and has good universality; the wireless network system can provide network capacity and coverage range at any place and any time as required, can effectively support the communication of the power transmission and transformation engineering operation site by means of wireless ad hoc network technology without depending on preset network infrastructure, and has high reliability.
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Fig. 1 is a flowchart of one embodiment of a method for on-site instant networking supporting multi-point high definition audio-video collaborative operation in power transmission and transformation engineering according to the present application.
The implementation, functional features and advantages of the present application will be further described with reference to the accompanying drawings in conjunction with the embodiments.
Description of the embodiments
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
The technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It is noted that the terms "comprising," "including," and "having," and any variations thereof, in the description and claims of the present application and in the foregoing figures, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus. In the claims, specification, and drawings of this application, relational terms such as "first" and "second," and the like are used solely to distinguish one entity/operation/object from another entity/operation/object without necessarily requiring or implying any actual such relationship or order between such entities/operations/objects.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
Referring to fig. 1, a flowchart of a field instant networking method supporting multi-point high definition audio-video collaborative operation of power transmission and transformation project in an embodiment of the present application is shown;
examples
A method for supporting on-site instant networking of multi-point high definition audio-video collaborative operation of power transmission and transformation engineering, comprising the following steps: the method comprises the steps of building a heterogeneous communication network, wherein the heterogeneous communication network sequentially comprises a first transmission network layer, a second data acquisition layer, a third edge calculation layer and a fourth application service layer from bottom to top;
the transmission network layer is composed of an ad hoc network with different computing capacity, storage capacity and communication protocols, wherein the different types of nodes are connected through a plurality of communication modes such as Bluetooth, wiFi, NFC and the like, and the transmission network layer comprises various control nodes, data nodes, storage nodes and the like, and the nodes can be interconnected and intercommunicated to form a heterogeneous communication network;
the data acquisition layer is used for integrating the related information of various nodes in the transmission network layer and interacting necessary control signaling, audio and video data between the transmission network layer and the edge calculation layer;
the edge computing layer is responsible for analyzing and processing the data collected by the data acquisition layer, and obtaining operation site situation awareness information closely related to network situations and user demands through data filtering and data mining;
the application business layer provides real-time audio and video interaction service and on-site command safety control for on-site operators according to operation and interaction requirements and comprises various forms of business such as text message transmission, voice communication, image and video display, multimedia information interaction and the like.
Specifically, in a certain scene, for example, an outdoor field is overhauled by a power transmission and transformation (in a suburban area, network signals of a field operator are unstable and wireless hot spots are not covered), one field commander, three operators are provided with mobile command terminals, the operators are provided with wearable audio and video interaction components, a field service guarantee center is started to serve as an ad hoc network control node, a wireless ad hoc network is provided as a field operation network, the wearable audio and video interaction components and the mobile command terminals serve as data nodes to be automatically connected into the wireless network provided by the field service guarantee center, the field commander uses the mobile command terminals to be connected into equipment of the operators to obtain video pictures of the operation surface, and multi-point collaborative operation multi-digital recording and real-time audio and video interaction are realized.
In this embodiment, in the step that the transport network layer is formed by an ad hoc network with different computing capabilities, storage capabilities and different types of nodes of a communication protocol connected by multiple communication modes such as bluetooth, wiFi, NFC, etc., including various control nodes, data nodes, communication nodes, etc., the ad hoc network based on the heterogeneous communication network may be autonomously formed by a mobile device without a fixed infrastructure.
In this embodiment, in the data acquisition layer, the data acquisition layer is configured to integrate information about various types of nodes in the transport network layer and interact necessary control signaling and audio/video data between the transport network layer and the edge computation layer,
the collected relevant information includes, but is not limited to, communication protocols, network performance, geographical location, and device status, and the interactive control signaling includes, but is not limited to, network management instructions, resource scheduling instructions, and device deployment instructions.
The data acquisition layer is mainly used for data acquisition and processing, scene monitoring, communication service providing and GPS/GIS service providing, and data support service providing for the edge calculation layer and the application service layer; the data acquisition and processing are the collection, classification, storage and processing of the underlying network information.
During the steps of collecting, classifying, storing and processing the underlying network information,
forwarding, discarding and caching uplink and downlink service data of networking nodes in the ad hoc network through a data processing and forwarding service, and realizing data encapsulation and decapsulation by a session tunnel management service, and establishing and releasing tunnels;
the policy control service supports predefined rules of the management orchestration body, supports dynamic policy configuration of the control plane, such as a service quality guarantee policy and a service data forwarding rule, and the session anchor service provides data access and supports a plurality of anchors in a single session;
the security management service provides privacy protection for user data; the access equipment monitors safety; access address security verification; and (3) interface safety monitoring, wherein the audio and video service opens session and node information.
In this embodiment, in the steps of providing real-time audio/video interaction service and site command security control for site operators according to operation and interaction requirements in the application service layer, including various forms of text message transmission, voice communication, image and video presentation, multimedia information interaction and other services,
based on the data service layer, specific functions are completed according to the requirements of power transmission and transformation engineering operation, and the power transmission and transformation engineering operation mainly comprises audio and video processing, network management, resource scheduling, qoS support, system safety and other functional modules, so as to enhance the adaptability and usability of the whole field operation network.
In this embodiment, the system further includes an application system layer, where the application system layer is mainly responsible for providing field operation interaction services.
The application system layer further comprises three major application subsystems: the three application subsystems have different software interfaces and customized functions.
Specifically, the method can be conveniently expanded to the required network scale based on a multi-hop communication forwarding mode; interoperability among different nodes can be realized by adopting a standard IP protocol, and interconnection and intercommunication can be conveniently realized by adopting a heterogeneous hierarchical network structure and adopting a plurality of communication modes such as Bluetooth, wiFi, NFC and the like; IP address allocation, network topology discovery, transmission parameter selection and mobile management can be automatically configured and completed, and minimal human intervention is required; the comprehensive application of various communication means improves the system stability, reduces the transmission delay and the call establishment time, and can support the requirements of developing various services such as real-time audio-video interaction and multiparty collaborative operation on an operation site.
Examples
A method for supporting on-site instant networking of multi-point high definition audio-video collaborative operation of power transmission and transformation engineering, comprising the following steps: the method comprises the steps of building a heterogeneous communication network, wherein the heterogeneous communication network sequentially comprises a first transmission network layer, a second data acquisition layer, a third edge calculation layer and a fourth application service layer from bottom to top;
the transmission network layer is composed of an ad hoc network with different computing capacity, storage capacity and communication protocols, wherein the different types of nodes are connected through a plurality of communication modes such as Bluetooth, wiFi, NFC and the like, and the ad hoc network comprises various control nodes, data nodes, communication nodes and the like, and the nodes can be interconnected and intercommunicated to form a heterogeneous communication network;
the data acquisition layer is used for integrating the related information of various nodes in the transmission network layer and interacting necessary control signaling, audio and video data between the transmission network layer and the edge calculation layer;
the edge computing layer is responsible for analyzing and processing the data collected by the data acquisition layer, and obtaining operation site situation awareness information closely related to network situations and user demands through data filtering and data mining;
the application business layer provides real-time audio and video interaction service and on-site command safety control for on-site operators according to operation and interaction requirements and comprises various forms of business such as text message transmission, voice communication, image and video display, multimedia information interaction and the like.
Specifically, in a certain scene, for example, an outdoor field is overhauled by a power transmission and transformation (in a suburban area, network signals of a field operator are unstable and wireless hot spots are not covered), one field commander, three operators are provided with mobile command terminals, the operators are provided with wearable audio and video interaction components, a field service guarantee center is started to serve as an ad hoc network control node, a wireless ad hoc network is provided as a field operation network, the wearable audio and video interaction components and the mobile command terminals serve as data nodes to be automatically connected into the wireless network provided by the field service guarantee center, the field commander uses the mobile command terminals to be connected into equipment of the operators to obtain video pictures of the operation surface, and digital recording and real-time audio and video interaction of multi-point collaborative operation are realized.
In this embodiment, the transport network layer is formed by an ad hoc network in which different types of nodes with different computing capacities, storage capacities and communication protocols are connected through a plurality of communication modes such as bluetooth, wiFi, NFC, etc., including various control nodes, data nodes, communication nodes, etc., and among the steps of forming a heterogeneous communication network by interconnection and interworking between the nodes,
an ad hoc network based on a heterogeneous communication network is a network that can be autonomously composed of mobile devices without a fixed infrastructure.
In this embodiment, in the data acquisition layer, the data acquisition layer is configured to integrate information about various types of nodes in the transport network layer and interact necessary control signaling and audio/video data between the transport network layer and the edge computation layer,
the collected relevant information includes, but is not limited to, communication protocols, network performance, geographical location, and device status, and the interactive control signaling includes, but is not limited to, network management instructions, resource scheduling instructions, and device deployment instructions.
In this embodiment, in the data acquisition layer, the data acquisition layer is configured to integrate information about various types of nodes in the transport network layer and interact necessary control signaling and audio/video data between the transport network layer and the edge computation layer,
the data acquisition layer is mainly used for data acquisition and processing, scene monitoring, communication service providing and GPS/GIS service providing, and data support service providing for the edge calculation layer and the application service layer; the data acquisition and processing are the collection, classification, storage and processing of the underlying network information.
During the steps of collecting, classifying, storing and processing the underlying network information,
forwarding, discarding and caching uplink and downlink service data of networking nodes in the ad hoc network through a data processing and forwarding service, and realizing data encapsulation and decapsulation by a session tunnel management service, and establishing and releasing tunnels;
the policy control service supports predefined rules of the management orchestration body, supports dynamic policy configuration of the control plane, such as a service quality guarantee policy and a service data forwarding rule, and the session anchor service provides data access and supports a plurality of anchors in a single session;
the security management service provides privacy protection for user data; the access equipment monitors safety; access address security verification; and (3) interface safety monitoring, wherein the audio and video service opens session and node information.
In this embodiment, in the steps of providing real-time audio/video interaction service and site command security control for site operators according to operation and interaction requirements in the application service layer, including various forms of text message transmission, voice communication, image and video presentation, multimedia information interaction and other services,
based on the data service layer, specific functions are completed according to the requirements of power transmission and transformation engineering operation, and the power transmission and transformation engineering operation mainly comprises audio and video processing, network management, resource scheduling, qoS support, system safety and other functional modules, so as to enhance the adaptability and usability of the whole field operation network.
In this embodiment, the system further includes an application system layer, where the application system layer is mainly responsible for providing field operation interaction services.
The application system layer further comprises three major application subsystems: the three application subsystems have different software interfaces and customized functions.
Specifically, in another scenario, a field instant networking communication facility supporting multi-point high-definition audio-video collaborative operation of power transmission and transformation engineering mainly comprises a field service guarantee center (control node), a mobile command terminal (data node) and a plurality of wearable audio-video interaction components (data nodes);
the on-site service support center has strong communication and calculation capability, is relatively fixed in general position, but allows the position to be changed according to the condition of an operation site, has the capability of networking with the Internet and/or a cellular network, simultaneously provides a wireless self-organizing network under the condition of no infrastructure, and supports the audio and video connection of the mobile command terminal and the wearable audio and video interaction component; the on-site service support center takes a wireless node with a proper communication frequency point as an ad hoc network control node through self-adaptive frequency selection, has the authority of mounting sub-equipment, and provides wireless ad hoc network capability; when the control node determines, the mobile command terminal and the wearable audio/video interaction component are used as data nodes to be registered on the control node in an ad hoc mode to form a network;
the mobile command terminal has stronger communication and calculation capability, can be directly connected with the Internet and/or a cellular network to be networked or connected with a wireless self-organizing network provided by a field service guarantee center to serve as a data node and a communication node in the self-organizing network, has self-organizing capability, can serve as a self-organizing network control node, provides the wireless self-organizing network to serve as a field operation network to be connected with a wearable audio/video interaction component serving as the data node, realizes the functions of multiparty collaborative digital operation recording and audio/video interaction, has certain electric power guarantee, can be fixedly arranged and also can be movably arranged;
the wearable audio/video interaction component is a portable audio/video communication terminal and is used as a digital node in an ad hoc network to be connected with the ad hoc network to realize audio/video real-time interaction and complete the communication of operation coordination;
by adopting the layered three-dimensional communication network structure, a flexible communication support platform with strong reliability and easy management can be provided for a power transmission and transformation engineering operation field network.
It will be appreciated by those skilled in the art that embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The on-site instant networking method supporting multi-point high-definition audio-video collaborative operation of power transmission and transformation engineering is characterized by comprising the following steps of: the method comprises the steps of building a heterogeneous communication network, wherein the heterogeneous communication network sequentially comprises a first transmission network layer, a second data acquisition layer, a third edge calculation layer and a fourth application service layer from bottom to top;
the transmission network layer is composed of an ad hoc network with different computing capacity, storage capacity and communication protocols, wherein the different types of nodes are connected through a plurality of communication modes such as Bluetooth, wiFi, NFC and the like, and the ad hoc network comprises various control nodes, data nodes, communication nodes and the like, and the nodes can be interconnected and intercommunicated to form a heterogeneous communication network;
and (3) a control node: the control node is a core node in the ad hoc network, is responsible for managing and controlling the operation of the whole network, and is also generally responsible for managing, controlling and scheduling other nodes in the network;
data node: the data node is the main node in the ad hoc network and is responsible for transmitting data and messages;
communication node: the communication node is a connection node in the ad hoc network and is responsible for connecting different ad hoc networks or other networks;
the data acquisition layer is used for integrating the related information of various nodes in the transmission network layer and interacting necessary control signaling, audio and video data between the transmission network layer and the edge calculation layer;
the edge computing layer is responsible for analyzing and processing the data collected by the data acquisition layer, and obtaining operation site situation awareness information closely related to network situations and user demands through data filtering and data mining;
the application business layer provides real-time audio and video interaction service and on-site command safety control for on-site operators according to operation and interaction requirements and comprises various forms of business such as text message transmission, voice communication, image and video display, multimedia information interaction and the like.
2. The on-site instant networking method supporting multi-point high-definition audio-video collaborative operation of power transmission and transformation engineering according to claim 1, wherein the transmission network layer is composed of an ad hoc network formed by connecting different types of nodes with different computing capacities, storage capacities and communication protocols through a plurality of communication modes such as Bluetooth, wiFi, NFC and the like, and the method comprises various control nodes, data nodes and communication nodes, wherein the nodes can be interconnected and communicated to form a heterogeneous communication network.
3. The on-site instant networking method supporting multi-point high definition audio-video collaborative operation for power transmission and transformation project according to claim 1, wherein in the data collection layer, the data collection layer is used for integrating the related information of various types of nodes in the transmission network layer and interacting necessary control signaling and audio-video data between the transmission network layer and the edge calculation layer,
the collected relevant information includes, but is not limited to, network topology, network performance, geographical location, and device status, and the interactive control signaling includes, but is not limited to, network management instructions, resource scheduling instructions, and device deployment instructions.
4. The on-site instant networking method supporting multi-point high definition audio-video collaborative operation for power transmission and transformation project according to claim 1, wherein in the data collection layer, the data collection layer is used for integrating the related information of various types of nodes in the transmission network layer and interacting necessary control signaling and audio-video data between the transmission network layer and the edge calculation layer,
the data acquisition layer is mainly used for data acquisition and processing, scene monitoring, communication service providing and GPS/GIS service providing, and data support service providing for the edge calculation layer and the application service layer; the data acquisition and processing are the collection, classification, storage and processing of the underlying network information.
5. The on-site instant networking method supporting multi-point high definition audio-video collaborative operation for power transmission and transformation project according to claim 4, wherein, in the steps of collecting, classifying, storing and processing the underlying network information,
forwarding, discarding and caching uplink and downlink service data of various types of nodes in the ad hoc network through a data processing and forwarding service, and realizing data encapsulation and decapsulation by a session tunnel management service, and establishing and releasing tunnels;
the policy control service supports predefined rules of the management orchestration body, supports dynamic policy configuration of the control plane, such as a service quality guarantee policy and a service data forwarding rule, and the session anchor service provides data access and supports a plurality of anchors in a single session;
the security management service provides privacy protection for user data; the access equipment monitors safety; access address security verification; and (3) interface safety monitoring, wherein the audio and video service opens session and node information.
6. The on-site instant networking method supporting multi-point high-definition audio-video collaborative operation of power transmission and transformation project according to claim 1, wherein the application business layer provides real-time audio-video interactive service and on-site command safety control for on-site operators according to operation and interaction requirements, and comprises the steps of various forms of text message transmission, voice communication, image and video display, multimedia information interaction and other businesses,
based on the data service layer, specific functions are completed according to the requirements of power transmission and transformation engineering operation, and the power transmission and transformation engineering operation mainly comprises audio and video processing, network management, resource scheduling, qoS support, system safety and other functional modules, so as to enhance the adaptability and usability of the whole field operation network.
7. The on-site instant networking method supporting multi-point high-definition audio-video collaborative operation of power transmission and transformation engineering according to claim 1, further comprising an application system layer, wherein the application system layer is mainly responsible for providing on-site operation interaction service.
8. The on-site instant networking method supporting multi-point high definition audio-video collaborative operation of power transmission and transformation engineering according to claim 7, wherein the application system layer further comprises three major application subsystems: the three application subsystems have different software interfaces and customized functions.
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