CN104852983A - Monitoring and early warning system based on water environment sensor network and method thereof - Google Patents
Monitoring and early warning system based on water environment sensor network and method thereof Download PDFInfo
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- CN104852983A CN104852983A CN201510255632.7A CN201510255632A CN104852983A CN 104852983 A CN104852983 A CN 104852983A CN 201510255632 A CN201510255632 A CN 201510255632A CN 104852983 A CN104852983 A CN 104852983A
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- sensor network
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- gateway node
- early warning
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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
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
-
- 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
Abstract
The invention discloses a monitoring and early warning system based on a water environment sensor network. The system comprises water environment wireless sensor network nodes, a gateway node, communication modules, a remote sensor and a Web application module. The water environment wireless sensor network nodes are used for acquiring water body information and transmitting the water body information to the gateway node. The gateway node transmits data to the remote server via the communication modules. The remote server acquires the water body information via listening a specified port open to the internet and stores the water body information in a database. The Web application module is used for performing real-time comparison on the collected data. If the data are greater than the preset threshold vale, alarming is performed. Early warning information is ensured to cover the related personnel timely and high-efficiently so as to take corresponding countermeasures.
Description
Technical field
the present invention relates to a kind of monitor and early warning system, relate to a kind of monitor and early warning system based on water environment sensor network particularly, the early warning of water environment radio sensor network monitoring is combined with Web service technology, SMS information services, at low cost towards more user, provide dynamic monitoring water environment early warning information service in real time.
Background technology
along with the development of economy and deepening continuously of economic globalization, countries in the world are for various resource, and such as the demand of the fossil energy such as oil, natural gas constantly increases.And wherein, in the middle of these multiple resources, especially more urgent with protection demand with the reasonable employment of water resources.Because although water resources is renewable resource, along with the aggravation of environmental pollution, the procurement cost of limited clean water resources becomes more and more higher.In a sense, how according to distribution and the laws of use of water resources, strengthen the monitoring of water resources by certain means and protection seems very important.
along with constantly consolidating and developing of running water project of "Communication with Every Village", surface fresh water is just becoming the drinking water source of most urban and rural residents first-selection.In recent years, along with urbanization and industrialized development, water body environment pollution situation becomes very severe.Adapt to the Real-Time Monitoring of the wireless sensor network of water environment and make timely monitoring based on the early warning system of this network, making scientific management water resources become more efficient.
current existing R&D institution and enterprise have produced some testing equipments, and except networking, intelligence degree are not high, these equipment have the defect of the following aspects toward contact:
1) monitoring index is chosen unreasonable.Monitoring water environment index is often only paid close attention to one or more of the indexs such as PH, nitrite ion concentration, COD concentration, choose monitoring index and often there is blindness.Nitrite ion concentration is easy to by the nontoxic nitrate ion of daily oxidizing one-tenth, might not be suitable for emphasis monitoring and the monitoring of COD concentration needs the special test analysis of chemical laboratory, and be not suitable for adopt wireless sensor network carry out Monitoring and forecasting system in real-time.
) poor expandability.Existing product often carries out customized according to actual needs, a kind of specific regional environment monitoring can only be applicable to, if increase monitored area, need again to develop new system, to adapt to the expansion of monitored area, and existing product might not be applicable to the monitoring of water body environment.
) dispose there is limitation.Existing product requires that when monitoring the data of Sink node must by wired mode, or the mode of manually unloading is stored in the database of server.Thus, it is comparatively near that it is suitable only for monitored area distance service device data processing centre, or the region that personnel can arrive, and be not suitable for the situation needing Server remote deal with data, and the monitored area that the personnel that are not suitable for cannot arrive.
although had some testing schemes both at home and abroad, be all for above-mentioned certain a bit or some defect designs, and not consider as a whole.
Summary of the invention
for the problem of monitor and early warning system in the past, the present invention seeks to: a kind of monitor and early warning system based on water environment sensor network is provided, networking is carried out by disposing water environment wireless sensor node, combine with Web service technology, SMS information services, with low cost, be easy to expansion and dispose.
technical scheme of the present invention is:
based on a monitor and early warning system for water environment sensor network, comprise water environment wireless sensor network node, gateway node, communication module, remote server and Web application module; Described water environment wireless sensor network node is for gathering Water-Body Information, and be sent to gateway node, described gateway node sends data to remote server by communication module, described remote server is by monitoring the designated port opening into internet and obtain Water-Body Information and stored in database, described Web application module is used for carrying out real-time comparison to the data collected, if be greater than the threshold value of setting, report to the police.
preferably, described water environment wireless sensor network node comprises pH value transducer, dissolved oxygen sensor, opacity sensor.
preferably, described water environment wireless sensor network node comprises MC13213 chip and MC13192 wireless transceiver, and described MC13192 wireless transceiver adopts external Whip antenna.
preferably, described gateway node is GPRS gateway node, and adopt MCF52223 chip, described communication module is GPRS wireless communication module, adopts EM310 module.
the invention also discloses a kind of monitoring and pre-alarming method based on water environment sensor network, comprise the following steps:
1) by water environment wireless sensor network node, Real-Time Monitoring is carried out to the water body situation in layout area;
2) information of the transducer collection on water environment wireless sensor network node sends to GPRS gateway node by the mode of relay or multi-hop;
3) information collected to be sent to by the GPRS network of mobile communication carrier and to be connected in the designated port of the remote server of internet by Ethernet by GPRS gateway node.
data after the initial data listened on designated port and parsing are preserved stored in the middle of the local database table of server by remote server computer for controlling; By the real time information of remote access Web application module inquiry water environment; Real-time comparison is carried out to the data collected, if be greater than the threshold value of setting, reports to the police.
preferably, the information of described transducer collection carries out data aggregate before sending to GPRS gateway node.
preferably, monitoring interface is reported to the police with red text and digital prompt, and by SMS messaging sending module warning message.
preferably, the cycle of described water environment wireless sensor network node uploading data is 30 S.
advantage of the present invention is:
1. monitoring index is chosen rationally.Be compared to a kind of water body parameter index of monitoring or blindly monitor more middle water body parameter index, the present invention is through preferred, water PH value, dissolved oxygen concentration and the constituent to water body that have chosen daily agricultural production cultivation etc. has the greatest impact has the transparency of important sign as monitoring index, and have devised corresponding wireless senser monitoring node, just there is widely applicable characteristic.
. be easy to expansion.Without the need to changing on a large scale on hardware, only software section need be changed.As need monitoring range be expanded, increase wireless sensor node number, on the basis of original node mainboard control program, reset source node and destination node information.Required increase GPRS gateway node, only need the identifier revising gateway node, and programming enters newly-increased GPRS gateway node.
. cost-saving.Traditional wireless sensor network monitoring system is owing to being subject to wireless communication distance restriction, often require DCC near gateway node or take the mode connected up that the data of collection are delivered to DCC by wired mode, so often increasing the cost of entire system.Use artificial mode timing to go gateway node copies data if changed into, then the memory capacity of hardware, the increase in man-hour etc. of workman are had to higher or extra requirement, and do not meet the intellectuality of monitor and early warning system, the design requirement of networking.In addition, by the feature utilizing the GPRS network height of mobile communication carrier to cover, can be implemented in deployment system from far-off regions, realize the data that real Long-distance Control process is collected.
. early warning is timely.By the high-level applications that remote data center server runs, in real time the data gathered and predetermined threshold value are compared, once exceed threshold value, can be reported to the police by eye-catching information such as word, numeral such as redness on remote center's server; Meanwhile, in order to ensure effectively to cover and possible covering on a large scale, early warning information can be sent by the multi-sending short message system that remote center's server runs to specifying keeper or ordinarily resident.
Accompanying drawing explanation
below in conjunction with drawings and Examples, the invention will be further described:
fig. 1 is the structural representation of the monitor and early warning system that the present invention is based on water environment sensor network;
fig. 2 is the node for data forwarding flow chart of the monitor and early warning system that the present invention is based on water environment sensor network;
fig. 3 is that the server of the monitor and early warning system that the present invention is based on water environment sensor network monitors handling procedure flow chart;
fig. 4 is the server Monitoring and forecasting system in real-time process chart of the monitor and early warning system that the present invention is based on water environment sensor network.
Embodiment
below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiments are not limited to for illustration of the present invention limit the scope of the invention.The implementation condition adopted in embodiment can do further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in normal experiment.
embodiment:
as shown in Figure 1, the present invention is based on water environment radio sensor network monitoring early warning system and comprise following components: water environment wireless sensor network node 1, GPRS gateway node 2, mobile network communication infrastructure 3,4,5 and remote server 7 and Web application module composition.Water environment wireless sensor node 1 accesses GPRS gateway node 2, GPRS gateway node 2 is connected with remote server 7 and Web application module by based mobile communication facility 3,4,5.
whole system structure and function as described below: the water environment transducer that wireless sensor network node 1 is carried by self, comprise pH value transducer 11, Dissolved Oxygen in Water concentration sensor 12, water transparency transducer 13, the Water-Body Information collected is sent to GPRS gateway node 2 by the wireless Whip antenna 14 of self by the mode of relay or multi-hop.GPRS gateway node 2 is by the mobile communication carrier signal coverage residing for self, and the dynamic communications infrastructure 4 of information transfer will collected by GPRS channel 3, is linked into internet 5.And remote server 7 enters the Internet 5 by local ethernet 6.Like this, remote server just by monitoring the designated port opening into internet, can obtain the information sent from water environment wireless sensor network node 1.Within the system, water environment sensor network nodes just uploaded every 30 seconds the information once gathered, and the data collected are stored in the middle of the database in remote server 7, and demonstrated history curve variation diagram at monitoring interface.Administrative staff can direct control server, or logins Web page in any place, enters operation interface, carries out Real-Time Monitoring to the data in server database.Simultaneously, Web application module carries out real-time comparison to the data collected, if be greater than the threshold value of setting, will report to the police with red text and digital prompt at monitoring interface, and by SMS messaging sending module, send to by the infrastructure 4 of internet 5 and mobile communication carrier the resident specifying keeper or need to receive short message warning information.
as Fig. 2, for after the information that wireless sensor network node processes sensor gathers, to the handling process of data.Its main step is as follows:
1. to power beginnings to water environment wireless sensor network node, after the initialization of water environment wireless sensor network node, enter operating state, the data that monitoring external antenna receives;
2. judging whether from self when receiving a packet, if from self, then restarting new monitoring and namely forwarding step 1 to; Otherwise the region code of further resolution data bag, judges whether to be in the same area and forwards step 3 to;
if 3. packet is in the same area, then packet discard, and proceed to step 2; Otherwise, judge whether packet received, and forwarded step 4 to;
if 4. received packet, then abandoned this packet, and jumped to step 2; Otherwise continue to perform step 5;
5. judge whether Monitoring Data is less than the polymerization threshold value of setting.If the data of monitoring 30 seconds have be less than polymerization threshold value, be then polymerized, and the result of polymerization is threshold value, receives both the greater in data; Polymerization threshold value initially comes from program setting, and is updated to the result of last polymerization; Otherwise proceed to step 6;
6. by data retransmission to next-hop node, forward terminate after, enter step 2;
as shown in Figure 3, be server oracle listener process chart.Its key step comprised is as follows:
1. start oracle listener, remote server monitors network program initialization;
2. create, bind, open Socket, start to monitor the port created, port numbers is set as 7777 here;
3. judged whether that packet arrives, if there is packet to arrive, then judged whether it is heartbeat packet, proceed to step 4, otherwise proceed to step 2;
4. judge whether it is heartbeat packet, if heartbeat packet, then proceed to step 2; Otherwise continue to perform step 5;
5. data are resolved, according to the form of sequence number, initial data, regional number, node number, type of message, command word, pH value, dissolved oxygen value, transparence value, current time, by the data after parsing stored in the middle of server database.
as shown in Figure 4, be server Monitoring and forecasting system in real-time process chart.Main flow included by it is as follows:
1. Web page, starts and loads administration page;
2., after the page has loaded, monitoring and warning program backstage starts startup optimization;
3. read the monitoring record in nearest or a period of time in server database, then judge whether Monitoring Data is greater than setting threshold value of warning;
if be 4. greater than setting threshold, then the page display early warning information, and next call SMS messaging breath sending module early warning information is sent on the mobile phone of user by the basic network of mobile communication carrier, early warning information is sent to keeper or resident.
in sum, water environment radio sensor network monitoring early warning system of the present invention can in order to complete the Real-Time Monitoring to earth's surface water body environment, and its method adopted can ensure that early warning information covers related personnel in time efficiently to take to tackle behave accordingly.
above-mentioned example, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalent transformations of doing according to Spirit Essence of the present invention or modification, all should be encompassed within protection scope of the present invention.
Claims (8)
1. based on a monitor and early warning system for water environment sensor network, it is characterized in that, comprise water environment wireless sensor network node, gateway node, communication module, remote server and Web application module; Described water environment wireless sensor network node is for gathering Water-Body Information, and be sent to gateway node, described gateway node sends data to remote server by communication module, described remote server is by monitoring the designated port opening into internet and obtain Water-Body Information and stored in database, described Web application module is used for carrying out real-time comparison to the data collected, if be greater than the threshold value of setting, report to the police.
2. the monitor and early warning system based on water environment sensor network according to claim 1, is characterized in that, described water environment wireless sensor network node comprises pH value transducer, dissolved oxygen sensor, opacity sensor.
3. the monitor and early warning system based on water environment sensor network according to claim 2, it is characterized in that, described water environment wireless sensor network node comprises MC13213 chip and MC13192 wireless transceiver, and described MC13192 wireless transceiver adopts external Whip antenna.
4. the monitor and early warning system based on water environment sensor network according to claim 1, is characterized in that, described gateway node is GPRS gateway node, and adopt MCF52223 chip, described communication module is GPRS wireless communication module, adopts EM310 module.
5. based on a monitoring and pre-alarming method for water environment sensor network, it is characterized in that, comprise the following steps:
1) by water environment wireless sensor network node, Real-Time Monitoring is carried out to the water body situation in layout area;
2) information of the transducer collection on water environment wireless sensor network node sends to GPRS gateway node by the mode of relay or multi-hop;
3) information collected to be sent to by the GPRS network of mobile communication carrier and to be connected in the designated port of the remote server of internet by Ethernet by GPRS gateway node;
4) data after the initial data listened on designated port and parsing are preserved stored in the middle of the local database table of server by remote server computer for controlling; By the real time information of remote access Web application module inquiry water environment; Real-time comparison is carried out to the data collected, if be greater than the threshold value of setting, reports to the police.
6. the monitoring and pre-alarming method based on water environment sensor network according to claim 5, is characterized in that, the information of described transducer collection carries out data aggregate before sending to GPRS gateway node.
7. the monitoring and pre-alarming method based on water environment sensor network according to claim 5, is characterized in that, monitoring interface is reported to the police with red text and digital prompt, and by SMS messaging sending module warning message.
8. the monitoring and pre-alarming method based on water environment sensor network according to claim 5, is characterized in that, the cycle of described water environment wireless sensor network node uploading data is 30 S.
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Application publication date: 20150819 |