CN-122028023-A - Emergency communication network ad hoc network and anti-destruction system for chemical enterprises

CN122028023ACN 122028023 ACN122028023 ACN 122028023ACN-122028023-A

Abstract

The invention relates to the technical field of emergency communication, in particular to an emergency communication network ad hoc network and anti-destruction system of a chemical enterprise, which comprises an ad hoc network infrastructure, a route optimization module and a satellite communication backup link system, wherein the ad hoc network infrastructure comprises a plurality of networking nodes based on a wireless ad hoc network technology, the networking nodes comprise Mesh routers and emergency communication vehicles, the Mesh routers are arranged in key areas in a chemical park or the enterprise, a multi-hop wireless network is constructed through wireless links, signal intensity, interference source distribution and node connection states are monitored in real time and fed back to a network management module, and the emergency communication vehicles are used as maneuvering nodes and can be moved to a disaster area access network as required to enhance local communication coverage and signal intensity. The invention effectively solves the problems that the traditional communication network depends on a fixed base station, is easy to break down and has weak anti-interference capability through the cooperative design of the self-organizing network infrastructure, the route optimization module and the satellite communication backup link system.

Inventors

LI YAWEN
ZHU RUIJIE
JIANG CHENGQI
WANG YONGBING
LIU YING
CHEN DAYUAN

Assignees

金川集团股份有限公司
金川集团化工新材料有限责任公司

Dates

Publication Date: 20260512
Application Date: 20251222

Claims (5)

1. An industrial emergency communication network ad hoc network and anti-destruction system is characterized by comprising an ad hoc network infrastructure, a route optimization module and a satellite communication backup link system, The self-networking infrastructure comprises a plurality of networking nodes based on a wireless self-networking technology, wherein the networking nodes comprise Mesh routers and emergency communication vehicles, the Mesh routers are arranged in key areas in a chemical industry park or an enterprise, a multi-hop wireless network is constructed through wireless links, and signal intensity, interference source distribution and node connection states are monitored in real time and fed back to a network management module; The route optimization module is internally provided with a network topology construction algorithm and a route optimization strategy, wherein the network topology construction algorithm plans an optimal initial network topology structure in a network initialization stage according to the topography, the building layout and the potential risk point distribution of a chemical industry park; The satellite communication backup link system comprises satellite terminal equipment and matched communication software, is in a hot standby state at ordinary times, continuously monitors the ground network operation condition, rapidly switches and enables the satellite communication backup link system when large-area faults of the ground ad hoc network occur and cannot meet emergency communication requirements, directly transmits command center commands to rescue sites in remote or disaster-stricken areas through the satellite terminal equipment, and simultaneously transmits site key information back to the command center.
2. The industrial emergency communication network ad hoc network and survivability system according to claim 1, wherein the critical areas in the industrial park or enterprise comprise production workshops, tank farm, warehouse, office building.
3. The system for automatically networking and resisting the damage of the emergency communication network of the chemical enterprise according to claim 1 is characterized in that the Mesh router comprises a radio frequency module, an internal storage module and a multi-hop transmission protocol, wherein the radio frequency module has wide frequency band, high gain and strong anti-interference capability, the internal storage module is pre-stored with an interference source feature library based on chemical industry expertise and used for assisting in rapidly identifying and coping with interference conditions, and the multi-hop transmission protocol conforms to industry safety specifications.
4. The industrial chemical emergency communication network ad hoc network and anti-destruction system according to claim 1 is characterized in that the emergency communication vehicle comprises high-performance communication equipment and a vehicle body built-in intelligent power management system, wherein the emergency communication vehicle comprises a high-power radio station of the high-performance communication equipment, vehicle-mounted satellite communication equipment and a multi-band antenna, and the vehicle body built-in intelligent power management system can automatically distribute power according to the running state of the vehicle and the power consumption requirement of the high-performance communication equipment.
5. The system for automatically networking and resisting destruction of emergency communication network of chemical enterprises according to claim 1, wherein the switching threshold parameters of the satellite communication backup link system are dynamically set according to the scale of the chemical enterprises, the risk level and the reliability of the ground network, the satellite terminal equipment has the functions of automatically searching for satellites and adaptively adjusting the signal intensity, and the communication software supports multi-protocol conversion to realize seamless connection between satellite communication and ground network communication.

Description

Emergency communication network ad hoc network and anti-destruction system for chemical enterprises Technical Field The invention relates to the technical field of emergency communication, in particular to an industrial chemical emergency communication network ad hoc network and an anti-destruction system. Background The emergency communication technology is a core support for accident handling and emergency exercise of chemical enterprises, and is directly related to the high efficiency and safety of rescue actions. The industrial process of chemical enterprises relates to a large amount of inflammable, explosive, toxic and harmful chemicals, and the field environment can quickly fall into extremely complex states after accidents occur, namely strong electromagnetic interference generated by explosion, fixed communication line blocking caused by building collapse, shielding of toxic smoke on signal transmission and the like can form destructive impact on a communication network, so that an emergency communication solution with strong adaptability is needed. In an emergency disposal scene, the defects of the traditional communication network are particularly remarkable, on one hand, the architecture of the traditional communication network depends on a fixed base station to be extremely easy to break under disaster impact, once infrastructure is damaged, a real-time scheduling link between a command center and a rescue site as well as between key posts is interrupted to severely restrict rescue efficiency, on the other hand, the traditional communication equipment lacks special design aiming at a chemical environment, has weak anti-interference capability, causes rapid reduction of signal quality due to factors such as high-concentration chemical media, strong electromagnetic radiation and the like, has the problems of transmission delay, interruption or high bit error rate and the like, and cannot meet the requirements of high-definition video and large data transmission in an emergency state. In order to optimize the safety of the emergency communication ad hoc network, china patent CN118338291B discloses an emergency communication wireless Mesh ad hoc network identity authentication and data security transmission method, which simplifies the identity authentication process by sharing a trusted public key and a digital signature technology, ensures the security of a node private key by means of a random challenge response mechanism and provides security support for ad hoc network data transmission. The technical scheme is only focused on identity authentication and private key protection, does not design anti-interference characteristics aiming at the strong interference environment of the accident scene of the chemical enterprise, does not consider the high-bandwidth transmission capacity required by emergency communication, cannot adapt to actual combat demands such as high-definition video backhaul, multi-node concurrent communication and the like, does not relate to deployment design of mobile communication nodes, is difficult to cope with blind supplement demands of communication blind areas of the accident scene, is not provided with a satellite communication backup link, cannot guarantee communication continuity when the ground ad hoc network encounters large-area faults, and still is difficult to solve the problem of communication destructiveness under the emergency scene of the chemical enterprise. Disclosure of Invention Aiming at the problems that in the prior art, the communication of a fixed base station is easy to be destroyed in a chemical accident to cause communication paralysis and the complex environment of a chemical field to cause high error rate of signals of conventional equipment, the invention provides an emergency communication network ad hoc network and a destruction-resistant system for chemical enterprises. In order to achieve the above purpose, the technical scheme of the invention is as follows: An automatic networking and anti-destruction system of an emergency communication network of a chemical enterprise comprises an automatic networking basic framework, a route optimization module and a satellite communication backup link system, The self-networking infrastructure comprises a plurality of networking nodes based on a wireless self-networking technology, wherein the networking nodes comprise Mesh routers and emergency communication vehicles, the Mesh routers are arranged in key areas in a chemical industry park or an enterprise, a multi-hop wireless network is constructed through wireless links, and signal intensity, interference source distribution and node connection states are monitored in real time and fed back to a network management module; The route optimization module is internally provided with a network topology construction algorithm and a route optimization strategy, wherein the network topology construction algorithm plans an optimal initial network topology