CN103313190A - Earthquake search and rescue method and system based on IoT (Internet of Things) - Google Patents
Earthquake search and rescue method and system based on IoT (Internet of Things) Download PDFInfo
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- CN103313190A CN103313190A CN2013101937407A CN201310193740A CN103313190A CN 103313190 A CN103313190 A CN 103313190A CN 2013101937407 A CN2013101937407 A CN 2013101937407A CN 201310193740 A CN201310193740 A CN 201310193740A CN 103313190 A CN103313190 A CN 103313190A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses an earthquake search and rescue method and system based on the IoT (Internet of Things). The method comprises the following steps that a temporary network is established between a primary node and a plurality of secondary nodes, wherein the primary node and the secondary nodes are communication terminals which are airdropped to an earthquake disaster area; the primary node and the secondary nodes play preset voice so as to page surrounding distress information; the primary node and the secondary nodes receive surrounding distress voice information; the secondary nodes send the received voice information and node identities of the secondary nodes to the primary node through the temporary network; and the primary node sends all received voice information and geographical position information of the primary node to a remote rescue control center. According to the earthquake search and rescue system based on the IoT disclosed by the invention, a temporary communication network is self-assembled through airborne deployment, and the accurate geographical positions and casualty conditions of victims can be returned at first time by using satellite communication. Furthermore, the earthquake search and rescue system disclosed by the invention is good in extendibility, easy to implement and high in cost performance.
Description
Technical field
The present invention relates to earthquake rescue field, relate in particular to a kind of earthquake based on Internet of Things and search and rescue method and system.
Background technology
The first step during earthquake is searched and rescued is to rescue more people in 72 hours at gold, after the earthquake 24 hours, rescue survival rate and reach 90%, 48 hour and rescue survival rate and will be 60%, survival rate was 30% in 72 hours, therefore rescued the first step that the people is earthquake relief work with the fastest time.
Since the communication disruption after the shake, thereby be difficult to know exactly disaster-stricken position of burying personnel, and they are buried in the ruins mostly, can't own cry for help by mobile phone.If part member escape is arranged in the family, then can implement saving oneself between the kinsfolk, if but whole family is buried, then need external rescue personnel rescue.
The external rescue personnel at first need to determine disaster-stricken position of burying personnel, are convenient to reasonable distribution rescue personnel and rescue material, implement rescue effectively.If rescue work can not be motivated, then can incur loss through delay best rescue opportunity.
Because interruption of communication, the external rescue personnel may be difficult to arrive in, so equipment such as life-detection instrument can not use at once at once.Whether the scene personnel that save oneself take to call out the mode of inquiry usually, having to suffer from disaster under the understanding ruins and burying personnel, and this method may be difficult to prove effective because call is little, and expends a large amount of muscle power of the personnel of burying.
Still do not have at present the report of Internet of Things earthquake search and rescue system and method, the present invention proposes a kind of method, provides disaster-stricken search and rescue system and method for burying personnel, and can comparatively clearly locate suffers from disaster buries personnel, instructs the rescue personnel to implement rescue work efficiently.Simultaneously, can the remote guide victims of the disaster saving oneself and rescuing mutually.
Summary of the invention
The technical problem to be solved in the present invention is at the defective of still not having in the prior art based on Internet of Things earthquake search and rescue system, provide a kind of can comparatively clearly the location disaster-stricken to bury personnel, method and system are searched and rescued in the earthquake based on Internet of Things of instructing the rescue personnel to implement rescue work efficiently.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of earthquake search and rescue method based on Internet of Things is provided, may further comprise the steps:
Set up casual network between S1, host node and a plurality of auxiliary node; Wherein host node and auxiliary node are the communication terminal of air-drop to the earthquake-stricken area;
S2, host node and a plurality of auxiliary node are play default voice, with the distress signals around the paging;
The voice messaging of emergency around S3, host node and a plurality of auxiliary node receive;
S4, a plurality of auxiliary node are issued host node with the voice messaging and its node identification that receive by casual network;
All voice messagings that S5, host node will receive and the geographical location information of himself send to the long-range control centre of rescuing.
In the method for the present invention, step S1 specifically comprises:
Host node is regularly initiated route and is set up the request bag, comprises in this request bag that ID number of this host node, request bag identify and the route metric value;
One of them auxiliary node receives described route and sets up request bag and record corresponding information, and this host node is designated as its father node, send new route simultaneously and set up the request bag to next auxiliary node, next auxiliary node is designated as its father node with a last auxiliary node, by that analogy, up to default route end settling time.
In the method for the present invention, step S4 is specially: auxiliary node is converted into Word message earlier after receiving voice messaging, again Word message and its node identification is sent to its father node by casual network.
In the method for the present invention, host node also is used for receiving remote and rescues the feedback information that control centre sends.
The present invention solves another technical scheme that its technical problem adopts:
A kind of earthquake search and rescue system based on Internet of Things is provided, comprises host node and a plurality of auxiliary node, described host node and described auxiliary node are the communication terminal of air-drop to the earthquake-stricken area, and each node is provided with independent power supply;
Described host node comprises:
Remote communication module is used for the location and carries out data communication with the long-range control centre of rescuing;
The interim networking module of host node is used for setting up casual network with auxiliary node;
Host node speech play module is used for playing default voice, with the voice messaging of emergency around the paging;
The host node receiver module, be used for receiving the voice messaging of crying for help around the host node and the voice messaging that sends by casual network reception auxiliary node, send to the long-range control centre of rescuing with all voice messagings and the geographical location information of himself that will receive by described remote communication module;
Described auxiliary node comprises:
The interim networking module of auxiliary node is used at the casual network of setting up between a plurality of auxiliary nodes and between a plurality of auxiliary node and the host node;
Auxiliary node speech play module is used for playing default voice, with the distress signals around the paging;
The auxiliary node receiver module, the voice messaging of emergency around being used for receiving;
The auxiliary node sending module is used for by casual network voice messaging being sent to host node, sends to the long-range control centre of rescuing with all voice messagings and the geographical location information of himself that will receive by host node.
In the earthquake search and rescue system of the present invention, the interim networking module of described host node specifically is used for regularly initiating route and sets up the request bag, comprises in this request bag that ID number of this host node, request bag identify and the route metric value;
The interim networking module of described auxiliary node specifically is used for receiving described route and sets up request bag and record corresponding information, and this host node is designated as its father node, send new route simultaneously and set up the request bag to next auxiliary node, next auxiliary node is designated as its father node with a last auxiliary node, by that analogy, up to default route end settling time.
In the earthquake search and rescue system of the present invention, described auxiliary node sending module specifically is used for being converted into earlier Word message after receiving voice messaging, again Word message and its node identification are sent to its father node by casual network.
In the earthquake search and rescue system of the present invention, described remote communication module also is used for receiving remote and rescues the feedback information that control centre sends, and is converted into voice messaging and broadcast by described host node speech play module.
In the earthquake search and rescue system of the present invention, this earthquake search and rescue system all is that parachute is arranged on each node when dropping to the earthquake-stricken area.
In the earthquake search and rescue system of the present invention, described remote communication module positions by the Big Dipper position indicator.
The beneficial effect that the present invention produces is: host node and the auxiliary node of earthquake search and rescue system that the present invention is based on Internet of Things is all self-powered, dispose by airborne, from forming the provisional communication network, utilize satellite communication, can return the accurate geographical position of the victims of the disaster and injures and deaths situation the very first time.Earthquake search and rescue system extensibility of the present invention is good in addition, implements the cost performance height easily.
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Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is that the embodiment of the invention is based on the flow chart of the earthquake search and rescue method of Internet of Things;
Fig. 2 is that the embodiment of the invention is based on the structural representation of the earthquake search and rescue system of Internet of Things.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
The earthquake search and rescue system that the present invention is based on Internet of Things comprises host node and a plurality of auxiliary node, each node is self-powered, disposes by airborne, forms the provisional communication network certainly, utilize satellite communication, can return the accurate geographical position of the victims of the disaster and injures and deaths situation the very first time.The present invention is not limited in earthquake and searches and rescues, and can also be applied in special military rescue action, major natural disasters, geological disaster or the accident rescue that other similar needs that cause communication disruption search and rescue.
Earthquake search and rescue method based on Internet of Things of the present invention, realize that by the earthquake search and rescue system based on Internet of Things as shown in Figure 1, this method may further comprise the steps:
Set up casual network between S1, host node and a plurality of auxiliary node; Wherein host node and auxiliary node are the communication terminal of air-drop to the earthquake-stricken area;
Host node is represented with M in embodiments of the present invention, and auxiliary node is represented with S.Can drop a plurality of S and M node by helicopter or unmanned plane, because the S node is cheap, the M node is more expensive, thereby a plurality of S node and 1 M node throw in as one group, and for example 10 S nodes and 1 M node are as 1 group of air-drop.Determine deployment density according to area W, population suffered from disaster's density P of devastated, disaster-stricken order of severity D, determine to dispose the K group, and K=f (W, P, D); Usually need the additional small-sized parachute of installing in the airborne mode.
Because the disaster area communication terminal, victims of the disaster's information can't pass to rescue group; S node and M node are self-powered, can set up agreement by pre-loaded route after the landing and set up a LAN fast, and network topology is set up has independence and self-repairability.
S2, host node and a plurality of auxiliary node are play default voice, with the distress signals around the paging; The voice of playing can be built-in in advance, as " personnel's that paging is buried paging passwords ", such as " is there there the several people? what cries? injured what state? "
The voice messaging of emergency around S3, host node and a plurality of auxiliary node receive;
S4, a plurality of auxiliary node are issued host node with the voice messaging and its node identification that receive by casual network;
All voice messagings that S5, host node will receive and the geographical location information of himself send to the long-range control centre of rescuing.The geographical location information of self is longitude and latitude.The rescue personnel gives reasonable material allotment and personnel assignment according to geographical position and the wounded's answer situation, and finds the personnel of burying accurately, the hunting time of saves valuable according to the geographical position.
In one embodiment of the invention, step S1 specifically comprises:
Host node is regularly initiated route and is set up the request bag, comprises in this request bag that ID number of this host node, request bag identify and the route metric value;
One of them auxiliary node receives route and sets up request bag and record corresponding information, and this host node is designated as its father node, send new route simultaneously and set up the request bag to next auxiliary node, next auxiliary node is designated as its father node with a last auxiliary node, by that analogy, up to default route end settling time.
In a specific embodiment of the present invention, step S1 specifically comprises:
(1) at first the M node is set up request bag MSGE by initiating route, comprises in the request bag: the ID of M number, sign REQ, the route metric value V of routing request packet, and the initial value of route metric value is 0; The route metric value is used for preventing undying route requests, avoids the overload of routing request packet, is generally counter;
(2) near S node receives this request bag MSGE; The S node is considered as its father node with M, and the ID value of S nodes records M is in the father node table FTAB of oneself, and the ID of record M and route metric value V show that this S node is to the distance value of M in route metric table DTAB;
(3) the S node continue to send route and sets up request bag MSGE, comprises ID number of M, ID number, the sign REQ of routing request packet, the amended route metric value V of S in the request bag; The route metric value V of MSGE bag increased by 1 when alter mode was reception;
(4) the S node that receives this request bag judges that at first whether distance value among the DTAB is greater than the route metric value in the bag, if greater than, then ID number of this S is recorded among the father node table FTAB of oneself, ID and the route metric value V of M show that this S node is to the distance of the M node that is designated ID in record or the modification DTAB table; Enter (5); Otherwise, abandon the request bag of receiving, continue to monitor new request bag;
(5) have only when having revised under the situation of DTAB, these S (3) for another example continue to send route foundation request bag; Namely comprise ID number of M, ID number, the sign REQ of routing request packet, the amended route metric value V of S in the request bag; The route metric value V of MSGE bag increased by 1 when alter mode was reception; So analogize; Reach certain threshold value when the duration, route is set up process and is finished.
Said process is set up M node and the internodal provisional network of S the most at last, namely all preserves a father node among the FTAB of any S node, and the data of S node will send to this node in the future; All have among the DTAB of any S node the M node ID and to this node apart from V, show the node number of this M node process, know that by the design of agreement this M is a nearest M, namely the V value is the beeline to the M node.
In one embodiment of the invention, step S4 is specially: auxiliary node is converted into Word message earlier after receiving voice messaging, again Word message and its node identification is sent to its father node by casual network.Can the data that will send be combined forwarding, to reduce hop count and traffic congestion as far as possible; For example, " 2 people, Zhang San, severe injury, Li Si, slight wound, S sign 001 ", " 1 people, the king five, slight wound, S sign 002 ", the S node sends these data to nearest M node, and nearest M node receives these data;
In one embodiment of the present of invention, host node also is used for receiving remote and rescues the feedback information that control centre sends.As encourage language and help language, use text representation, send to this M node by the long-range control centre of rescuing, this M node synthesizes speech data with text data, broadcasting is gone out, and plays the comfort victims of the disaster's effect, and the while can instruct saving oneself of the victims of the disaster and the victims of the disaster that escape danger implement to rescue mutually.
The embodiment of the invention is used for carrying out said method based on the earthquake search and rescue system of Internet of Things, as shown in Figure 2, comprises host node and a plurality of auxiliary node.
Host node and auxiliary node are the communication terminal of air-drop to the earthquake-stricken area, and each node is provided with independent power supply; This earthquake search and rescue system all is that parachute is arranged on each node when dropping to the earthquake-stricken area in one embodiment of the present of invention.
Host node comprises:
Remote communication module is used for the location and carries out data communication with the long-range control centre of rescuing; Can position by the Big Dipper position indicator.
The interim networking module of host node is used for setting up casual network with auxiliary node;
Host node speech play module is used for playing default voice, with the voice messaging of emergency around the paging;
The host node receiver module, be used for receiving the voice messaging of crying for help around the host node and the voice messaging that sends by casual network reception auxiliary node, send to the long-range control centre of rescuing with all voice messagings and the geographical location information of himself that will receive by remote communication module;
Auxiliary node comprises:
The interim networking module of auxiliary node is used at the casual network of setting up between a plurality of auxiliary nodes and between a plurality of auxiliary node and the host node;
Auxiliary node speech play module is used for playing default voice, with the distress signals around the paging;
The auxiliary node receiver module, the voice messaging of emergency around being used for receiving;
The auxiliary node sending module is used for by casual network voice messaging being sent to host node, sends to the long-range control centre of rescuing with all voice messagings and the geographical location information of himself that will receive by host node.
In one embodiment of the present of invention, the interim networking module of host node specifically is used for regularly initiating route and sets up the request bag, comprises in this request bag that ID number of this host node, request bag identify and the route metric value;
The interim networking module of auxiliary node specifically is used for receiving route and sets up request bag and record corresponding information, and this host node is designated as its father node, send new route simultaneously and set up the request bag to next auxiliary node, next auxiliary node is designated as its father node with a last auxiliary node, by that analogy, up to default route end settling time.
Further, in one embodiment of the present of invention, the auxiliary node sending module specifically is used for being converted into earlier Word message after receiving voice messaging, again Word message and its node identification are sent to its father node by casual network.
Further, in one embodiment of the present of invention, remote communication module also is used for receiving remote and rescues the feedback information that control centre sends, and is converted into voice messaging and broadcast by host node speech play module.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection range of claims of the present invention.
Claims (10)
1. the earthquake search and rescue method based on Internet of Things is characterized in that, may further comprise the steps:
Set up casual network between S1, host node and a plurality of auxiliary node; Wherein host node and auxiliary node are the communication terminal of air-drop to the earthquake-stricken area;
S2, host node and a plurality of auxiliary node are play default voice, with the distress signals around the paging;
The voice messaging of emergency around S3, host node and a plurality of auxiliary node receive;
S4, a plurality of auxiliary node are issued host node with the voice messaging and its node identification that receive by casual network;
All voice messagings that S5, host node will receive and the geographical location information of himself send to the long-range control centre of rescuing.
2. method according to claim 1 is characterized in that, step S1 specifically comprises:
Host node is regularly initiated route and is set up the request bag, comprises in this request bag that ID number of this host node, request bag identify and the route metric value;
One of them auxiliary node receives described route and sets up request bag and record corresponding information, and this host node is designated as its father node, send new route simultaneously and set up the request bag to next auxiliary node, next auxiliary node is designated as its father node with a last auxiliary node, by that analogy, up to default route end settling time.
3. method according to claim 2 is characterized in that, step S4 is specially: auxiliary node is converted into Word message earlier after receiving voice messaging, again Word message and its node identification is sent to its father node by casual network.
4. according to each described method among the claim 1-3, it is characterized in that host node also is used for receiving remote and rescues the feedback information that control centre sends.
5. the earthquake search and rescue system based on Internet of Things is characterized in that, comprises host node and a plurality of auxiliary node, and described host node and described auxiliary node are the communication terminal of air-drop to the earthquake-stricken area, and each node is provided with independent power supply;
Described host node comprises:
Remote communication module is used for the location and carries out data communication with the long-range control centre of rescuing;
The interim networking module of host node is used for setting up casual network with auxiliary node;
Host node speech play module is used for playing default voice, with the voice messaging of emergency around the paging;
The host node receiver module, be used for receiving the voice messaging of crying for help around the host node and the voice messaging that sends by casual network reception auxiliary node, send to the long-range control centre of rescuing with all voice messagings and the geographical location information of himself that will receive by described remote communication module;
Described auxiliary node comprises:
The interim networking module of auxiliary node is used at the casual network of setting up between a plurality of auxiliary nodes and between a plurality of auxiliary node and the host node;
Auxiliary node speech play module is used for playing default voice, with the distress signals around the paging;
The auxiliary node receiver module, the voice messaging of emergency around being used for receiving;
The auxiliary node sending module is used for by casual network voice messaging being sent to host node.
6. earthquake search and rescue system according to claim 5 is characterized in that, the interim networking module of described host node specifically is used for regularly initiating route and sets up the request bag, comprises in this request bag that ID number of this host node, request bag identify and the route metric value;
The interim networking module of described auxiliary node specifically is used for receiving described route and sets up request bag and record corresponding information, and this host node is designated as its father node, send new route simultaneously and set up the request bag to next auxiliary node, next auxiliary node is designated as its father node with a last auxiliary node, by that analogy, up to default route end settling time.
7. earthquake search and rescue system according to claim 6, it is characterized in that, described auxiliary node sending module specifically is used for being converted into earlier Word message after receiving voice messaging, again Word message and its node identification are sent to its father node by casual network.
8. according to each described earthquake search and rescue system among the claim 5-7, it is characterized in that, described remote communication module also is used for receiving remote and rescues the feedback information that control centre sends, and is converted into voice messaging and broadcast by described host node speech play module.
9. the earthquake search and rescue system described in according to Claim 8 is characterized in that, this earthquake search and rescue system all is that parachute is arranged in air-drop on each node during to the earthquake-stricken area.
10. the earthquake search and rescue system described in according to Claim 8 is characterized in that described remote communication module positions by the Big Dipper position indicator.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105376856A (en) * | 2015-10-23 | 2016-03-02 | 浙江大学 | Detection system and cooperative communication positioning method for disaster assistance |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102665223A (en) * | 2012-04-18 | 2012-09-12 | 南京邮电大学 | Deploying method after earthquake for sensor network node based on information physical system |
| CN102913275A (en) * | 2012-11-01 | 2013-02-06 | 金纯� | Search and rescue system based on crawler robots |
-
2013
- 2013-05-22 CN CN2013101937407A patent/CN103313190A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102665223A (en) * | 2012-04-18 | 2012-09-12 | 南京邮电大学 | Deploying method after earthquake for sensor network node based on information physical system |
| CN102913275A (en) * | 2012-11-01 | 2013-02-06 | 金纯� | Search and rescue system based on crawler robots |
Non-Patent Citations (3)
| Title |
|---|
| 刘营: "无线传感器网络路由协议与应用软件的设计与实现", 《中国优秀硕士学位论文全文数据库信息科技辑》 * |
| 杨秋格等: "物联网技术在地震救灾中的应用", 《灾害学》 * |
| 肖忠源: "分布式微型音频生命探测系统的研制", 《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 |
|---|---|---|---|---|
| CN105376856A (en) * | 2015-10-23 | 2016-03-02 | 浙江大学 | Detection system and cooperative communication positioning method for disaster assistance |
| CN105376856B (en) * | 2015-10-23 | 2018-07-17 | 浙江大学 | A kind of detection system and its cooperation communicating and positioning method suitable for disaster assistance |
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