CN-121985010-A - Multistage partition industrial ring network management method and system for intelligent mine

CN121985010ACN 121985010 ACN121985010 ACN 121985010ACN-121985010-A

Abstract

The application discloses a multistage zoned industrial ring network management method and system for intelligent mines, which relate to the technical field of mine communication, wherein the method comprises the steps of obtaining physical topology information, terminal equipment information and mine service flow; the method comprises the steps of carrying out hierarchical and partition treatment on a mine network to obtain a mine network hierarchy and a mine network area, constructing a mine network service image by utilizing terminal equipment information, carrying out preset planning on a transmission path of a mine service flow to determine a main link and a main transmission resource, constructing an underground network hierarchical ring network structure, configuring link redundancy to obtain a standby link and a standby transmission resource, generating a mine self-maintenance topological graph by the transmission characteristic of the mine service flow, determining the standby link and completing switching of the mine service flow to obtain a service transmission path and a transmission resource allocation result, and determining a mine communication strategy based on the service transmission path and the transmission resource allocation result. The application can effectively improve the transmission stability of the mine communication system under the complex working condition.

Inventors

YU JINPING
FAN XIANSHU
LI JIN
AN XIAOLIANG
YANG MIN
CHEN NENGHUI

Assignees

湖北联投矿业有限公司
湖北神农磷业科技股份有限公司

Dates

Publication Date: 20260505
Application Date: 20260313

Claims (10)

1. A multi-level zoned industrial ring network management method for a smart mine, comprising: Acquiring physical topology information, terminal equipment information and mine service flow in a mine communication network; Carrying out hierarchical and regional treatment on the mine network by combining physical topology information and terminal equipment information in the mine communication network to obtain a mine network hierarchy and a mine network area; Constructing a mine network service image by utilizing terminal equipment information based on a mine network hierarchy and a mine network area; carrying out preset planning on a transmission path of a mine service flow according to the mine network service image, and determining a main link and a main transmission resource; the method comprises the steps of combining a main link and a main transmission resource to construct a layered ring network structure of the underground network, and configuring link redundancy through the layered ring network structure of the underground network to obtain a standby link and a standby transmission resource; the transmission characteristics of the main link and the standby link in a path state and an open loop state are measured through the mine service flow, and a mine self-maintenance topological graph is generated according to the measurement result; Triggering link self-healing processing to determine a standby link and completing switching of mine service flows through a mine self-maintenance topological graph to obtain a switched service transmission path and a transmission resource allocation result; and determining the mine communication strategy based on the switched service transmission path and the transmission resource allocation result.
2. The method according to claim 1, wherein the hierarchical and zonal processing of the mine network by combining physical topology information and terminal equipment information in the mine communication network to obtain a mine network hierarchy and a mine network area comprises: Acquiring a spatial position relation, a link connection relation and a longitudinal communication structure of a mine communication node through physical topology information, wherein the longitudinal communication structure comprises an uphole communication structure and an downhole communication structure; acquiring service function attributes and terminal equipment types corresponding to each terminal equipment through terminal equipment information; screening an uphole communication node and an downhole communication node based on the spatial position relation of the mine communication node, and respectively constructing an uphole topology structure and an downhole topology structure through a link connection relation, a longitudinal communication structure, the uphole communication node and the downhole communication node; Determining the position of each terminal device in the aboveground topology and the underground topology, and mapping the service function attribute and the terminal device type into the aboveground topology and the underground topology respectively to obtain the bearing characteristics of the aboveground topology terminal and the bearing characteristics of the underground topology terminal; determining level dependence characteristics by combining the uphole topology terminal bearing characteristics and the downhole topology terminal bearing characteristics, and carrying out network level division on mine communication nodes by utilizing the level dependence characteristics to obtain mine network levels; in the mine network level, the mine communication nodes of the same level are partitioned by combining the spatial position relation of the mine communication nodes, so that a mine network area is obtained.
3. The method of claim 2, wherein the determining the tier attachment characteristic in combination with the uphole topology terminal bearer characteristic and the downhole topology terminal bearer characteristic comprises: Determining the service bearing capacity of the underground nodes, the service bearing capacity of the underground nodes and the service flow direction through the bearing characteristics of the underground topological terminals and the bearing characteristics of the underground topological terminals, and calculating the comprehensive level tendency of each mine communication node; Sequencing all mine communication nodes according to the descending order of the comprehensive hierarchy tendency, and determining an upper layer attached node set of each node based on the sequencing result, wherein each node is only attached to the node with the hierarchy tendency higher than the node of the node; Performing directed ring detection on the upper layer attached node set; when the attached closed loop exists, the attached nodes are redistributed, the attached node with the nearest space distance is selected, and the layer level is formed according to the attached graph; The hierarchy dependency characteristics are determined from the figures in connection with the hierarchy.
4. The method according to claim 1, wherein the performing transmission path preset planning on the mine traffic flow according to the mine network traffic portraits, determining the active link and the active transmission resource, comprises: Determining the mine network service type according to the mine network service portraits; selecting a corresponding path constraint rule from a pre-constructed mine network service portrait library based on the mine network service type; constructing a service flow characteristic matrix based on the mine network service image; selecting candidate transmission paths in the traffic flow characteristic matrix by taking path constraint rules corresponding to each mine network traffic type as constraint conditions; for any one candidate transmission path, calculating the total end-to-end delay and the available bandwidth; performing standardization processing on the total delay from the opposite end to the end and the available bandwidth, and calculating to obtain a comprehensive path score; and determining the active link and the active transmission resource according to the comprehensive path score.
5. The method of claim 4, wherein calculating the end-to-end total delay and the available bandwidth for any one of the candidate transmission paths comprises: acquiring path link and node information of each candidate transmission path; determining link transmission delay and node forwarding delay of each node in the path link through node information; adding the end-to-end total delay to all link transmission delays and node forwarding delays on the path link; and acquiring the residual available bandwidth of each path link through the node information, and taking the minimum value of the residual available bandwidth as the available bandwidth.
6. The method according to claim 1, wherein the measuring transmission characteristics of the primary link and the backup link in the path state and the open loop state by the mine traffic flow and generating the mine self-maintenance topology map according to the measurement result comprises: The transmission characteristics of the main link and the standby link are respectively measured in a passage state and an open-loop state by using the mine service flow to obtain the data of the two-state transmission characteristics, wherein the mine service flow comprises a deterministic time delay service flow, a real-time process monitoring flow and a non-real-time management flow; When the mine service flow is a deterministic delay service flow, calculating a delay difference value of the deterministic delay service flow in a channel state and an open loop state based on the binary transmission characteristic data, and taking the delay difference value as a preposed balanced delay value; key nodes in the mine communication network and link relations among the nodes; And constructing a preliminary topological structure based on the link relation between the key nodes and the nodes, and mapping the binary transmission characteristic and the pre-equalization time delay value into the preliminary topological structure to obtain the mine self-maintenance topological graph.
7. The method of claim 6, wherein calculating the delay difference between the deterministic delay traffic stream in the path state and the open loop state based on the binary transmission characteristic data and taking the delay difference as the pre-equalization delay value comprises: Respectively extracting a passage state delay data set and an open-loop state delay data set of the deterministic delay service flow in a passage state and an open-loop state based on the binary transmission characteristic data; removing abnormal time delay sampling values from the channel state time delay data set and the open loop state time delay data set respectively to obtain a first stable time delay section in the channel state and a second stable time delay section in the open loop state; Based on the deterministic delay service flow, respectively extracting corresponding maximum delay values from a first stable delay interval and a second stable delay interval, and taking the maximum delay values as a first reference delay value of the deterministic delay service flow in a channel state and a second reference delay value of the deterministic delay service flow in an open-loop state; Performing differential calculation on the first reference time delay value and the second reference time delay value to obtain a time delay difference value of the deterministic time delay service flow in a path state and an open loop state; And taking the delay difference value as a pre-equalization delay value of the deterministic delay service flow.
8. The method of claim 6, wherein the method further comprises: When the mine service flow is a deterministic delay service flow and the mine communication network is in a path state, applying a preposed balanced delay value to the deterministic delay service flow so as to enable the total communication delay in the path state to be equal to the delay in an open loop state; When the mine service flow is a real-time process monitoring flow and the mine communication network is in a channel state, extracting a minimum transmission bandwidth threshold value and a maximum tolerable delay jitter threshold value in the channel state and the open loop state based on the binary transmission characteristic data marked by the real-time process monitoring flow; Distributing the real-time process monitoring flow to a high-priority queue, and adjusting bandwidth data corresponding to the real-time process monitoring flow to be higher than a minimum transmission bandwidth threshold value; adjusting the queue waiting time delay corresponding to the real-time process monitoring flow to be lower than the maximum tolerable time delay jitter threshold; Non-real-time management flows are assigned to low priority queues and traffic shaping policies are applied to ensure that high priority traffic is not blocked and to limit the instantaneous traffic occupancy of the non-real-time management flows.
9. A machine-readable storage medium having stored thereon instructions for causing a machine to perform a multi-level zoned industrial ring network management method for a smart mine according to any one of claims 1 to 8.
10. An electronic device, comprising: a memory configured to store instructions, and A processor configured to invoke the instructions from the memory and when executing the instructions is capable of implementing a multi-level zoned industrial ring network management method for a smart mine according to any one of claims 1 to 8.

Description

Multistage partition industrial ring network management method and system for intelligent mine Technical Field The embodiment of the application relates to the technical field of metal-nonmetal mine communication, in particular to a multistage zoned industrial ring network management method and system for intelligent mines. Background Along with the rapid development of new generation information technologies such as artificial intelligence, big data, internet of things and the like, intelligent mine construction has become an important direction for realizing efficient, safe and green mining in the metal nonmetal mine mining industry. In the construction of an intelligent mine system, the intelligent mine system is efficient, reliable and real-time, and a real-time network communication system is a foundation and core guarantee for realizing the intelligentization, automation and fine management of the production process of the metal nonmetal mine. Especially, underground mining of phosphorite mountains generally has the characteristics of large mining depth, complex roadway, high dust concentration, large humidity and the like, and the special underground environment has higher requirements on the stability of a communication system, service continuity and real-time certainty of control instructions, so that the safety production of mines is directly influenced, and the utilization efficiency and economic benefit of resources are directly improved. At present, an underground mining phosphorite mountain communication system is mainly built by taking the ground as a basic framework, wherein the ground adopts a core-convergence-access mode of a park network, various devices such as offices, ground monitoring, access control, banisters and the like are accessed in a mixed mode, an optical cable is laid underground through a main footrill and an auxiliary footrill, a switch is arranged along the line to form a serial trunk loop, a camera, terminal devices such as an environment monitoring substation and the like are hung on a trunk loop network node switch in a traditional tree structure, and due to the complex underground operation environment of phosphorite, the types and the number of the terminal devices are continuously increased, and later-stage newly-added devices (such as underground Wi-Fi) are insufficient in performance reservation due to the existing network interfaces, and a plurality of sets of network serial structures are formed by newly-built independent networks to realize coverage. Under the serial network architecture, service flows are converged step by step in a loop, and switching equipment close to an upstream node is required to bear data forwarding tasks from a plurality of regional terminals at the same time, so that the system runs under long-term high load. When high-bandwidth services such as video monitoring and environment monitoring are accessed in a concentrated mode, forwarding performance bottlenecks are easy to form, network delay is increased, jitter is increased, stability and reliability of underground communication transmission of phosphorite are affected, and overall transmission stability of an intelligent mine system is limited. Therefore, there is a need for a multi-level zoned industrial ring network management method and system for intelligent mines to solve the above problems. Disclosure of Invention The embodiment of the application provides a multistage zoned industrial ring network management method and system for intelligent mines, which are used for improving the transmission stability of a mine communication system under complex working conditions. In order to achieve the above purpose, the embodiment of the present application adopts the following technical scheme: in a first aspect, a multi-level zoned industrial ring network management method for an intelligent mine is provided, the method comprising: Acquiring physical topology information, terminal equipment information and mine service flow in a mine communication network; Carrying out hierarchical and regional treatment on the mine network by combining physical topology information and terminal equipment information in the mine communication network to obtain a mine network hierarchy and a mine network area; Constructing a mine network service image by utilizing terminal equipment information based on a mine network hierarchy and a mine network area; carrying out preset planning on a transmission path of a mine service flow according to the mine network service image, and determining a main link and a main transmission resource; the method comprises the steps of combining a main link and a main transmission resource to construct a layered ring network structure of the underground network, and configuring link redundancy through the layered ring network structure of the underground network to obtain a standby link and a standby transmission resource; The transmission characteristics of the main link an