CN107786961A - Intelligent wireless augmented reality firefighting monitoring system - Google Patents
Intelligent wireless augmented reality firefighting monitoring system Download PDFInfo
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- CN107786961A CN107786961A CN201711059139.3A CN201711059139A CN107786961A CN 107786961 A CN107786961 A CN 107786961A CN 201711059139 A CN201711059139 A CN 201711059139A CN 107786961 A CN107786961 A CN 107786961A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/04—Communication route or path selection, e.g. power-based or shortest path routing based on wireless node resources
- H04W40/08—Communication route or path selection, e.g. power-based or shortest path routing based on wireless node resources based on transmission power
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/131—Protocols for games, networked simulations or virtual reality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
- H04W40/04—Communication route or path selection, e.g. power-based or shortest path routing based on wireless node resources
- H04W40/10—Communication route or path selection, e.g. power-based or shortest path routing based on wireless node resources based on available power or energy
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Abstract
The invention provides intelligent wireless augmented reality firefighting monitoring system, including wireless sensor network, Tandem Gateway, public network base station and the monitor supervision platform being mainly made up of environment monitoring node；Long range wireless communication can be carried out between each environment monitoring node to be formed from group teletransmission network, it is described that two-way communication is carried out by Tandem Gateway and monitor supervision platform from group teletransmission network；Also include the smart mobile phone by public network base stations monitor supervision platform, the smart mobile phone can carry out short-distance wireless communication with the environment monitoring node, and the smart mobile phone is configured with real monitoring scene and including the augmented reality module on smart mobile phone screen that the virtual information that obtained from monitor supervision platform can be added to.Combining with wireless sensor network and augmented reality of the present invention, realize to the directly perceived of fire-fighting monitored area, visual intelligent monitoring.
Description
Technical Field
The invention relates to the technical field of data center equipment inspection, in particular to a wireless intelligent augmented reality fire-fighting monitoring system.
Background
In the correlation technique, the building fire control monitoring network system mainly carries out data transmission through the wired network, need arrange a large amount of cables when the installation, and the monitoring host computer patrols and examines the capacity limited, and later stage dilatation is updated and is upgraded the difficulty, because the design is unreasonable when increasing configuration, update equipment in later stage causes and can't link with other systems of former equipment. When a disaster occurs and an external power supply line is damaged/powered off, the field condition cannot be monitored and linkage control cannot be realized. The automatic alarm system is linked with other fire-fighting equipment systems to realize functional failure. The fire-fighting equipment/facilities are completely inspected by manpower, and the supervision department cannot ensure the timeliness of the manual inspection in real time.
Augmented reality, also called AR, is a technology for fusing virtual content and real existing content in real time to form interaction between virtual and reality, not only displays real world information, but also displays virtual information simultaneously, and the two kinds of information are mutually supplemented and superposed. With the continuous development of the technology, augmented reality breaks away from the original heavy head-mounted display, and interaction between virtual and real information can be performed through a mobile phone screen only by downloading related augmented reality AWW (active matrix view) by a smart phone.
The existing monitoring fire-fighting system cannot provide visual information for workers, only can log in a monitoring platform to search in a huge amount of environment monitoring node information, is time-consuming and labor-consuming, low in efficiency and easy to miss the search for mistakes.
Disclosure of Invention
Aiming at the problems, the invention provides a wireless intelligent augmented reality fire fighting monitoring system.
The purpose of the invention is realized by adopting the following technical scheme:
the wireless intelligent augmented reality fire-fighting monitoring system comprises a wireless sensor network, a relay gateway, a public network base station and a monitoring platform, wherein the wireless sensor network mainly comprises environment monitoring nodes; the environment monitoring nodes can carry out remote wireless communication to form an ad hoc remote transmission network, and the ad hoc remote transmission network carries out bidirectional communication with the monitoring platform through a relay gateway; the intelligent mobile phone is provided with an augmented reality module which can superpose virtual information acquired from the monitoring platform to a real monitoring scene and display the virtual information on a screen of the intelligent mobile phone.
Preferably, the environment monitoring node comprises a sensor for acquiring an environmental parameter; the sensor comprises a microcontroller and a sensor probe connected with the microcontroller, and the microcontroller is respectively connected with a Bluetooth communication module for communicating with the smart phone and an RF remote transmission chip for communicating among environment monitoring nodes; the fire-fighting monitoring system further comprises a fire-fighting module, the fire-fighting module comprises a linkage controller and fire-fighting equipment which are connected, and the linkage controller is communicated with the sensor through an RF remote transmission chip.
Preferably, the sensor comprises a smoke sensor, a water pressure sensor, a temperature sensor, a humidity sensor, an infrared induction sensor and a camera; the fire fighting equipment comprises an audible and visual alarm, a fire door, a fire fighting nozzle and a fire fighting fan.
The beneficial effects of the invention are as follows: the method is characterized in that the method combines a wireless sensor network and an augmented reality technology, virtual information (such as map information, navigation information, monitoring point state information and the like) acquired from a monitoring platform is superposed to an image of a real monitoring environment, and convenient and visual help is provided for field workers, wherein an intelligent mobile phone can send an acquired environment monitoring node ID to the monitoring platform so as to help the monitoring platform to automatically perform information matching on the environment monitoring node, manual retrieval is not needed any more, and the speed and accuracy of information searching are improved.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, without inventive effort, further drawings may be derived from the following figures.
FIG. 1 is a block diagram of the structural connections of one embodiment of the present invention;
fig. 2 is a block diagram of an environment monitoring node according to an embodiment of the present invention.
Reference numerals:
the system comprises a wireless sensor network 1, a relay gateway 2, a public network base station 3, a monitoring platform 4, a microcontroller 10, a sensor probe 20, a Bluetooth communication module 30 and an RF remote transmission chip 40.
Detailed Description
The invention is further described with reference to the following examples.
Referring to fig. 1, the embodiment provides a wireless intelligent augmented reality fire protection monitoring system, which includes a wireless sensor network 1 mainly composed of sensor nodes, a relay gateway 2, a public network base station 3, and a monitoring platform 4; the sensor nodes can carry out remote wireless communication to form an ad hoc remote transmission network, and the ad hoc remote transmission network carries out two-way communication with the monitoring platform 4 through the relay gateway 2; the intelligent mobile phone is characterized by further comprising an intelligent mobile phone which accesses the monitoring platform 4 through the public network base station 3, the intelligent mobile phone can be in short-distance wireless communication with the sensor nodes, and the intelligent mobile phone is provided with an augmented reality module which can overlay virtual information acquired from the monitoring platform 4 to a real monitoring scene and display the virtual information on a screen of the intelligent mobile phone.
In one embodiment, as shown in FIG. 2, the sensor nodes include sensors for acquiring environmental parameters; the sensor comprises a microcontroller 10 and a sensor probe 20 connected with the microcontroller, wherein the microcontroller 10 is respectively connected with a Bluetooth communication module 30 for communicating with a smart phone and an RF remote transmission chip 40 for communicating between sensor nodes; the fire-fighting monitoring system further comprises a fire-fighting module, the fire-fighting module comprises a linkage controller and fire-fighting equipment which are connected, and the linkage controller is communicated with the sensor through the RF remote transmission chip 40.
In one embodiment, the sensors include a smoke sensor, a water pressure sensor, a temperature sensor, a humidity sensor, an infrared sensing sensor, and a camera; the fire fighting equipment comprises an audible and visual alarm, a fire door, a fire fighting nozzle and a fire fighting fan.
In the embodiment of the invention, the wireless sensor network and the augmented reality technology are combined, the virtual information (such as map information, navigation information, monitoring point state information and the like) acquired from the monitoring platform 4 is superposed to the image of the real monitoring environment, so that convenient and visual help is provided for field workers, wherein the smart phone can send the acquired sensor node ID to the monitoring platform 4 to help the monitoring platform 4 to automatically match the information of the sensor node, manual retrieval is not needed, and the speed and accuracy of information search are improved.
In one embodiment, the sensor nodes are divided into aggregation nodes and environment monitoring nodes, the aggregation nodes are communicated with the relay gateway 2, the environment monitoring nodes are deployed in a set fire protection monitoring area, environment parameters are collected and sent to the aggregation nodes, the aggregation nodes aggregate the environment parameters, and the environment parameters are uploaded to the monitoring platform 4 through the relay gateway 2.
In one embodiment, the environment monitoring nodes are selected as environment parameter acquisition nodes or backbone nodes through node election, wherein the environment parameter acquisition nodes sense environment parameters in a set fire protection monitoring area and periodically send the acquired environment parameters to the backbone nodes which are closest to the environment parameter acquisition nodes, and the backbone nodes are used for receiving and fusing the environment parameters sent by other environment monitoring nodes and sending the fused environment parameters to the upper-level backbone nodes or the sink nodes.
The node election of the environment monitoring node specifically comprises the following steps:
(1) The sink node broadcasts the network topology construction message with the maximum power, the environment monitoring nodes receiving the network topology construction message calculate the weight of the environment monitoring nodes according to the following formula, and the weight is encapsulated in the network topology construction message to continue broadcasting until all the environment monitoring nodes finish the process:
in the formula of U i Weight, Q, representing environment monitoring node i i Monitoring the current residual energy, Q, of a node i for the environment j Represents the current residual energy, R, of the jth neighbor node of the environment monitoring node i i Number of neighbor nodes, R, for the environment monitoring node i j The number of neighbor nodes, L, of the jth neighbor node of the environment monitoring node i i For the current communication radius of the environment monitoring node i,for the communication radius, Q, of the environment monitoring node i at the maximum power 0 To set minimum energy threshold, f (Q) i ,Q 0 ) For a set comparison value function, when Q i ≥Q 0 When, f (Q) i ,Q 0 ) =1, when Q i <Q 0 When the temperature of the water is higher than the set temperature,to set penalty factor, e 1 、e 2 、e 3 Is a set weight coefficient;
(2) And defining neighbor nodes as other environment monitoring nodes in the communication range of the environment monitoring nodes, comparing the self weight with the weight of each neighbor node after the environment monitoring nodes collect the weights sent by all the neighbor nodes, successfully selecting the nodes as backbone nodes if the self weight is maximum, broadcasting node selection success information to each neighbor node, and otherwise, using the nodes as environment parameter acquisition nodes.
Preferably, theThe value range of (1) is (0.5).
In the embodiment, an election strategy of backbone nodes is designed, energy, communication radius and number of neighbor nodes of environment monitoring nodes are considered in a weight calculation formula, so that the elected backbone nodes have better performance, a penalty coefficient is creatively introduced into the formula based on energy consumption, the possibility that the environment monitoring nodes which cannot meet basic energy requirements are elected as the backbone nodes is reduced, the elected backbone nodes can be prevented from failing in advance, energy balance of all the environment monitoring nodes is facilitated, and a foundation is laid for realizing effective monitoring of a fire-fighting area; in the embodiment, the environmental parameters collected by the environmental parameter collection nodes near the backbone node aggregation are utilized, and compared with a mode of performing direct communication between the environmental monitoring nodes and the aggregation nodes through single hop, the energy consumption of environmental parameter transmission can be reduced, and the communication cost of the system is further saved.
In one embodiment, when a backbone node fails, each neighbor node of the backbone node respectively calculates a self candidate capability value, sets a waiting time according to the candidate capability value, starts a timer, broadcasts a backbone node election message to other neighbor nodes after the waiting time elapses, abandons the backbone node election when the neighbor node receives the backbone node election message broadcasted by other neighbor nodes within the waiting time, and replaces the original failed backbone node with the neighbor node to successfully elect as a new backbone node when the neighbor node does not receive the backbone node election message broadcasted by other neighbor nodes within the waiting time, wherein the set waiting time is as follows:
the calculation formula of the alternative ability value is as follows:
in the formula of U v Candidate capability value, Q, of the v-th neighbor node representing backbone node μ v Current residual energy, Q, of the vth neighbor node of the backbone node mu λ Current residual energy, Q, of the λ -th neighbor node of the backbone node μ 0 For the set minimum energy threshold, R μ Number of neighbor nodes, R, for the backbone node μ v Is a stand forThe number of neighbor nodes, R, of the above-mentioned v-th neighbor node λ The number of neighbor nodes, R, of the lambda-th neighbor node v ∩R μ Indicates the number L of the neighbor nodes shared by the backbone node mu and the v-th neighbor node v For the current communication radius of the v-th neighbor node,is the communication radius, T, of the v-th neighbor node at maximum power v And T is preset unit time.
The preferred embodiment selects the neighbor nodes with similar performance to the original failed backbone nodes and more coverage environment monitoring nodes as the alternative nodes through calculation of the alternative capability values, so that the fault tolerance of the wireless sensor network 1 can be maintained better, and the information interaction between the wireless sensor network 1 and the monitoring platform is ensured.
In one embodiment, when the backbone node and the sink node are in a multi-hop distance, the backbone node selects one of its neighboring backbone nodes as its upper level backbone node, so that the upper level backbone node assists in forwarding the collected environmental parameters to the sink node, specifically:
(1) Calculating the selection probability of each neighboring backbone node, setting beta to represent the beta-th neighboring backbone node of the backbone node alpha, and W β Expressing the selection probability of beta, W is calculated according to the following formula β ：
In the formula, Q β Current residual energy of beta, Q (beta, sink) is the path energy consumption between beta and sink node, G β To representThe number of the neighboring backbone nodes of beta, Q (beta, alpha) is the path energy consumption between beta and the backbone nodes alpha, Q γ The Gamma-th neighbor backbone node of the backbone node alpha is represented, Q (Gamma, sink) is the path energy consumption between Gamma and the sink node, G γ Represents the number of neighboring backbone nodes possessed by gamma, Q (gamma, alpha) is the path energy consumption between gamma and backbone nodes alpha, G α Number of neighboring backbone nodes, N, for the backbone node alpha β The number of backbone nodes taking beta as a backbone node of the upper level is represented, N is the number of backbone nodes in the wireless sensor network 1, and tau is a set penalty coefficient;
(2) And selecting the neighbor backbone node with the maximum probability as the backbone node at the upper stage.
Compared with a mode of fixedly selecting the backbone nodes of the previous stage, the embodiment designs a calculation formula of the selection probability according to parameters such as the number, the energy and the path loss of the neighboring backbone nodes, the backbone nodes select the backbone nodes of the previous stage according to the selection probability to forward the environmental parameters, the energy of the key environmental monitoring nodes can be prevented from being consumed in a centralized manner, the task load of forwarding the environmental parameters by each backbone node is balanced, the life time of the wireless sensor network 1 is prolonged, and the long-term effective acquisition of the environmental parameters in the fire protection monitoring area is guaranteed.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The wireless intelligent augmented reality fire-fighting monitoring system is characterized by comprising a wireless sensor network, a relay gateway, a public network base station and a monitoring platform, wherein the wireless sensor network mainly comprises environment monitoring nodes; the environment monitoring nodes can carry out remote wireless communication to form an ad hoc remote transmission network, and the ad hoc remote transmission network carries out bidirectional communication with the monitoring platform through a relay gateway; the intelligent mobile phone is provided with an augmented reality module which can overlay virtual information acquired from the monitoring platform to a real monitoring scene and display the virtual information on a screen of the intelligent mobile phone.
2. The wireless intelligent augmented reality fire protection monitoring system of claim 1, wherein the environmental monitoring node comprises a sensor for acquiring environmental parameters; the sensor comprises a microcontroller and a sensor probe connected with the microcontroller, and the microcontroller is respectively connected with a Bluetooth communication module for communicating with the smart phone and an RF remote transmission chip for communicating among environment monitoring nodes; the fire-fighting monitoring system further comprises a fire-fighting module, the fire-fighting module comprises a linkage controller and fire-fighting equipment which are connected, and the linkage controller is communicated with the sensor through an RF remote transmission chip.
3. The wireless intelligent augmented reality fire fighting monitoring system of claim 1, wherein the sensors include a smoke sensor, a water pressure sensor, a temperature sensor, a humidity sensor, an infrared sensor, and a camera; the fire fighting equipment comprises an audible and visual alarm, a fire door, a fire fighting nozzle and a fire fighting fan.
4. The system according to claim 1, wherein the environmental monitoring nodes are divided into aggregation nodes and environmental monitoring nodes, the aggregation nodes are communicated with the relay gateway, a plurality of environmental monitoring nodes are deployed in a set fire protection monitoring area, environmental parameters are collected and sent to the aggregation nodes, the aggregation nodes aggregate the environmental parameters, and the environmental parameters are uploaded to the monitoring platform through the relay gateway.
5. The system according to claim 4, wherein the environment monitoring nodes are elected as environment parameter collecting nodes or backbone nodes through node election, wherein the environment parameter collecting nodes sense environment parameters in a set fire protection monitoring area and periodically send collected environment parameters to the backbone nodes closest to the environment parameter collecting nodes, and the backbone nodes are used for receiving and fusing the environment parameters sent by other environment monitoring nodes and sending the fused environment parameters to the upper level backbone nodes or the sink nodes.
6. The wireless intelligent augmented reality fire-fighting monitoring system of claim 5, wherein the node election of the environment monitoring node specifically comprises:
(1) The sink node broadcasts the network topology construction message with the maximum power, the environment monitoring nodes receiving the network topology construction message calculate the weight of the environment monitoring nodes according to the following formula, and the weight is encapsulated in the network topology construction message to continue broadcasting until all the environment monitoring nodes finish the process:
in the formula of U i Weight, Q, representing environmental monitoring node i i Monitoring the current residual energy, Q, of the node i for the environment j Represents the current residual energy, R, of the jth neighbor node of the environment monitoring node i i Number of neighbor nodes, R, for the environment monitoring node i j The number of neighbor nodes, L, of the jth neighbor node of the environment monitoring node i i For the current communication radius of the environment monitoring node i,for the communication radius, Q, of the environment monitoring node i at maximum power 0 To set minimum energy threshold, f (Q) i ,Q 0 ) For a set comparative value function, when Q i ≥Q 0 When f (Q) i ,Q 0 ) =1, when Q i <Q 0 When the temperature of the water is higher than the set temperature, to set penalty factor, e 1 、e 2 、e 3 Is a set weight coefficient;
(2) And defining the neighbor nodes as other environment monitoring nodes in the communication range of the environment monitoring nodes, comparing the self weight with the weight of each neighbor node after the environment monitoring nodes collect the weights sent by all the neighbor nodes, if the self weight is maximum, successfully selecting the nodes as backbone nodes, broadcasting node selection success information to each neighbor node, and otherwise, using the nodes as environment parameter acquisition nodes.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108737510A (en) * | 2018-04-28 | 2018-11-02 | 深圳万发创新进出口贸易有限公司 | Intelligent fire monitoring system based on augmented reality |
| CN109595535A (en) * | 2018-10-17 | 2019-04-09 | 宁波市鄞州利帆灯饰有限公司 | A kind of novel energy-conserving LED light |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106713416A (en) * | 2016-11-23 | 2017-05-24 | 宁波市镇海百硕机械科技有限公司 | Wireless smart augmented reality fire-fighting monitoring system |
-
2017
- 2017-11-01 CN CN201711059139.3A patent/CN107786961A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106713416A (en) * | 2016-11-23 | 2017-05-24 | 宁波市镇海百硕机械科技有限公司 | Wireless smart augmented reality fire-fighting monitoring system |
Non-Patent Citations (1)
| Title |
|---|
| 仇昌琪: "基于骨干结构的无线传感器网络拓扑控制算法研究", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108737510A (en) * | 2018-04-28 | 2018-11-02 | 深圳万发创新进出口贸易有限公司 | Intelligent fire monitoring system based on augmented reality |
| CN109595535A (en) * | 2018-10-17 | 2019-04-09 | 宁波市鄞州利帆灯饰有限公司 | A kind of novel energy-conserving LED light |
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Application publication date: 20180309 |