CN102087132B - Wireless communication processing method for water meter - Google Patents
Wireless communication processing method for water meter Download PDFInfo
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- CN102087132B CN102087132B CN2009102315522A CN200910231552A CN102087132B CN 102087132 B CN102087132 B CN 102087132B CN 2009102315522 A CN2009102315522 A CN 2009102315522A CN 200910231552 A CN200910231552 A CN 200910231552A CN 102087132 B CN102087132 B CN 102087132B
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- 230000006854 communication Effects 0.000 title claims abstract description 84
- 238000004891 communication Methods 0.000 title claims abstract description 81
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000003672 processing method Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000005516 engineering process Methods 0.000 claims abstract description 8
- 238000004458 analytical method Methods 0.000 claims abstract description 6
- 238000012937 correction Methods 0.000 claims abstract description 3
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 3
- 238000007726 management method Methods 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000013523 data management Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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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 a wireless communication processing method for a water meter. The method is established on the basis of a master node to a plurality of slave nodes master and slave topology network structure and is characterized in that: a wireless water meter actively uploads data to a collector by quantifying, timing, a multichannel redundancy communication technology, and an efficient forward error correction channel coding technology, but data is not acquired by the collector in a polling way, so that a wireless communication module in a wireless water meter is mostly in a dormant state, the power consumption is greatly reduced, the service life of a battery is prolonged, the reliability and the reading success rate of the wireless data communication is fully guaranteed, real-time and safe data switching is realized, real-time, real and reliable data information is provided for a water supply management department, real-time monitoring, counting and analysis of water consumption of a user and the working state of a meter is realized, and the operating and management level of the water supply department is improved.
Description
Technical field
The present invention relates to a kind of wireless communication processing method, refer more particularly to a kind of wireless communication processing method of water meter.
Background technology
The growth in the living standard of Along with people's, the enlarging of building are increased, the popularizing of computer technology, and conventional artificial meter reading method accuracy and promptness all can not get ensureing, can not adapt to social growth requirement.The user profile of IC-card intellectual water meter all is stored on the IC-card, and its fundamental purpose is to solve charging problem, can not provide timely that the user uses information, is not easy to the data analysis management of administrative authority.The wired automatic meter reading system of tradition owing to each side reasons such as cable wiring manufacture is difficult, system maintenance is complicated, poor reliability, difficult management, is difficult to apply.
Therefore the employing wireless mechanics of communication realizes that the data wireless of water meter is gathered automatically and management becomes industrial hot spot, carries out the wireless watermeter of data transmission through wireless telecommunications and has represented water meter developing direction from now on.But; Existing water meter wireless communication processing method, what adopt usually is that concentrator carries out data transmission to the method that water meter carries out poll, so a kind of principal and subordinate's poll communication mode; Make the wireless type water meter be in accepting state all the time, to wait for the communication instruction of collector.Owing to will consume very big working current during wireless communication module work; This communication modes has made the wireless watermeter unnecessary consumption most of energy; And wireless watermeter has shortened the serviceable life of battery so greatly usually by the dc-battery power supply, has limited applying of wireless watermeter.The poll communication mode requires wireless watermeter to receive aerial wireless signal all the time and handles and reply; Because the on-air radio signal is complicated, be subject to disturb; The communication reliability reduces greatly, and makes wireless communication channel often be in busy state, causes the wireless telecommunication system can't operate as normal; The information that wireless watermeter can't be in real time, will show in the tool reliably sends to collector; Data are copied and accepted rate and can't be guaranteed, thereby also just can not realize the real-time monitoring to user's water consumption and water meter duty, can't true and reliable data management information be provided for administrative authority.
Summary of the invention
Technical matters to be solved by this invention is: a kind of working time and the time that takies communication channel that can reduce wireless communication module in the wireless watermeter is provided; Prolong the serviceable life of supplying cell; Improve wireless watermeter communication reliability, realize sending the wireless communication processing method of authentic data information in real time to collector.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: wireless watermeter is as from node, and the wireless collection device is as host node, host node with a plurality of from nodes sharing wireless communication channel composition principal and subordinate topological network communication structure.The wireless communication processing method of water meter is: wireless watermeter (from node) quantitatively, regularly (pre-conditioned) active is sent contact information to collector (host node), when collector is idle, sends table tool data message, and the collector parsing receives packet; Whether judgment data is legal; If not, following biography Communications failure is replied, and wireless watermeter is received that Communications failure is replied or can not receive any of collector at the appointed time and replied; Then resend table tool data message; Collector judges that the reception data result is correct, then retrieves the control command information whether this table tool is arranged in the collector database, if do not have; Then receive and correctly reply, if transmitting control commands is arranged then and wait for that wireless watermeter replys to the wireless watermeter down-transmitting data; After wireless watermeter received the reply data of collector, whether the analysis judgment data were legal, if correctly then carry out related command and send the correct or command execution results of Data Receiving and reply, if incorrectly then send Data Receiving miscommunication failure and reply; After collector receives correct reply data, the recording processing communication data, one time the wireless telecommunications process finishes, if receive that Communications failure is replied or no response, then this communication is invalid, communication finishes.
Wireless watermeter can't be got in touch with collector, or can not receive any of collector at the appointed time behind the transmission table tool data message and reply, and then carries out above-mentioned communication process again; If multiplicity is greater than 3 times; Then think the wireless telecommunications fault, wireless watermeter record trouble state and prompting, this communication finishes.
Above-mentioned wireless watermeter adopts random algorithm to calculate this machine data communication time according to this machine table tool numbering (unique ID geocoding) in the process of timed sending data, and is concurrent with the data of avoiding many water meters, reduces data concurrency conflict probability to greatest extent.
Wireless telecommunications between above-mentioned wireless watermeter (from node), the collector (host node) adopt the ISM band working frequency points, based on the modulation system of FSK, adopt efficient forward error correction channel technology, improve the ability of anti-bursty interference of data and random disturbance.
The redundant communication modes of multichannel has been adopted in wireless telecommunications between above-mentioned wireless watermeter (from node), the collector (host node), when a channel busy, can switch to one other channel and carry out communication, has guaranteed communication reliability and real-time.
All adopt the ciphertext form to carry out data transmission exchange, guaranteeing data security property between above-mentioned wireless watermeter (from node), the collector (host node).
Beneficial effect of the present invention is: the wireless communication processing method of water meter of the present invention; Adopt quantitatively, regularly, multichannel redundancy communication technology; Initiatively upload data to collector by wireless watermeter but not by the collection of collector poll, make that the wireless communication module major part in the wireless watermeter is in dormant state, power consumption reduces greatly; Prolonged battery serviceable life; And fully guaranteed the reliability of wireless data communication and copied and accepted success ratio, realized real-time, the secure exchange of data, be real-time, true, the reliable data message of providing of water supply administrative authority; Realized real-time monitoring, statistics, analysis, improved the management level of water supply department user's water consumption and table tool duty.
Description of drawings
Accompanying drawing is the process flow diagram flow chart of wireless communication processing method.
Embodiment
With reference to the accompanying drawings the wireless communication processing method of water meter of the present invention is described by explanation.Accompanying drawing is the process flow diagram flow chart of wireless communication processing method.In this instance, a wireless collection device (host node) is formed principal and subordinate's wireless topology network communication structure with 250 wireless watermeters (from node), realizes the wireless telecommunications of the point-to-multipoint of collector and water meter, and the every metering of hypothesis water meter 1m
3Water consumption or every interval 12h or 24h active upload data, and according to this machine data of this machine table tool numbering (unique ID geocoding) employing random algorithm calculating communication time, concurrent with the data of avoiding many water meters; When collector is idle, send table tool data message, collector is resolved and is received packet, and whether judgment data is legal; If not, following biography Communications failure is replied, and wireless watermeter is received that Communications failure is replied or can not receive any of collector at the appointed time and replied; Then resend table tool data message; Collector judges that the reception data result is correct, then retrieves the control command information whether this table tool is arranged in the collector database, if do not have; Then receive and correctly reply, if transmitting control commands is arranged then and wait for that wireless watermeter replys to the wireless watermeter down-transmitting data; After wireless watermeter received the reply data of collector, whether the analysis judgment data were legal, if correctly then carry out related command and send the correct or command execution results of Data Receiving and reply, if incorrectly then send Data Receiving miscommunication failure and reply; After collector receives correct reply data, the recording processing communication data, one time the wireless telecommunications process finishes, if receive that Communications failure is replied or no response, then this communication is invalid, communication finishes.
Wireless watermeter can't be got in touch with collector, or can not receive any of collector at the appointed time behind the transmission table tool data message and reply, and then carries out above-mentioned communication process again; If multiplicity is greater than 3 times; Then think the wireless telecommunications fault, wireless watermeter record trouble state and prompting, this communication finishes.
In collector and the water meter principal and subordinate wireless topology network communication structure, adopt two communication channels in this instance to guarantee the communication success ratio.Two parallel channels that are independent of each other of collector configuration are worked simultaneously, one of them channel work of wireless watermeter acquiescence, and wireless watermeter can automatically switch to one other channel and carries out communication when this channel busy, and this process is discerned completion automatically.
The transmission of data adopts the DES algorithm that data are carried out encrypted transmission in this instance, guarantees the security of data transmission exchange.
Above measure has fully guaranteed real-time, reliability and the security of wireless telecommunications, has improved the communication success ratio.
In the wireless communication processing method technical scheme of above-mentioned water meter, it is crowded and channel is stable causes the factor that communication is smooth, the communication reliability reduces that the concurrent and radio signal interference of data is arranged mainly to influence wireless channel.The data and many water meters (from node) of bristling with anger send information data to collector (host node) simultaneously, can cause channel busy and interference frequently together, and the random disturbance of on-air radio electric signal also can influence the communication result.Practical application proves, because the randomness that user's water consumption and wireless signal disturb, this programme adopts quantitatively, the communication disposal route of (timesharing) and channel redundancy regularly; The probability of the concurrent interference of wireless watermeter data is less than 0.2%; The wireless watermeter data are copied and accepted success ratio and are reached 99.7%, and this programme is feasible fully, have solved the problem that present wireless meter reading method exists; Prolonged wireless watermeter serviceable life; Improved communication reliability, the stability of wireless watermeter kilowatt meter reading-out system, realized real-time monitoring analysis, fully satisfied the operation control needs of water supply department water system and user.
Claims (5)
1. as from node, the wireless collection device is as host node with wireless watermeter for the wireless communication processing method of a water meter, this method, host node and a plurality ofly form principal and subordinate's topological network communication structure from the nodes sharing wireless communication channel; It is characterized in that: wireless watermeter quantitatively, regularly active is sent contact information to collector, and adopt the redundant communication modes of multichannel transmission table tool data message when collector is idle, and collector is resolved and received packet; Whether judgment data is legal; If not, following biography Communications failure is replied, and wireless watermeter is received that Communications failure is replied or can not receive any of collector at the appointed time and replied; Then resend table tool data message; Collector judges that the reception data result is correct, then retrieves the control command information whether this table tool is arranged in the collector database, if do not have; Then receive and correctly reply, if transmitting control commands is arranged then and wait for that wireless watermeter replys to the wireless watermeter down-transmitting data; After wireless watermeter received the reply data of collector, whether the analysis judgment data were legal, if correctly then carry out related command and send the correct or command execution results of Data Receiving and reply, if incorrectly then send Data Receiving miscommunication failure and reply; After collector receives correct reply data, the recording processing communication data, one time the wireless telecommunications process finishes, if receive that Communications failure is replied or no response, then the invalid communication of this communication finishes;
Wireless watermeter can't be got in touch with collector, or can not receive any of collector at the appointed time behind the transmission table tool data message and reply, and then carries out above-mentioned communication process again; If multiplicity is greater than 3 times; Then think the wireless telecommunications fault, wireless watermeter record trouble state and prompting, this communication finishes.
2. the wireless communication processing method of a kind of water meter as claimed in claim 1; It is characterized in that: wireless watermeter adopts random algorithm to calculate this machine data communication time according to this machine table tool numbering in the process of timed sending data; Data to avoid many water meters are concurrent, reduce data concurrency conflict probability to greatest extent.
3. the wireless communication processing method of a kind of water meter as claimed in claim 1; It is characterized in that: wireless telecommunications between wireless watermeter, the collector adopt the ISM band working frequency points, based on the modulation system of FSK; Adopt efficient forward error correction channel technology, improve the ability of anti-bursty interference of data and random disturbance.
4. the wireless communication processing method of a kind of water meter as claimed in claim 1; It is characterized in that: the redundant communication modes of multichannel has been adopted in the wireless telecommunications between wireless watermeter, the collector; When a channel busy, can switch to one other channel and carry out communication, guarantee communication reliability and real-time.
5. the wireless communication processing method of a kind of water meter as claimed in claim 1 is characterized in that: all adopt the ciphertext form to carry out data transmission exchange, guaranteeing data security property between wireless watermeter, the collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102315522A CN102087132B (en) | 2009-12-04 | 2009-12-04 | Wireless communication processing method for water meter |
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| CN2009102315522A CN102087132B (en) | 2009-12-04 | 2009-12-04 | Wireless communication processing method for water meter |
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| Publication Number | Publication Date |
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| CN102087132A CN102087132A (en) | 2011-06-08 |
| CN102087132B true CN102087132B (en) | 2012-07-11 |
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Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103049987B (en) * | 2011-10-11 | 2014-09-03 | 深圳市华奥通通信技术有限公司 | Gauge table, wireless meter reading system and method |
| CN102521379A (en) * | 2011-12-19 | 2012-06-27 | 上海交通大学 | Internet information collection method and internet information collection device based on active push technology |
| CN103164941B (en) * | 2013-03-01 | 2015-11-18 | 深圳市华奥通通信技术有限公司 | A kind of wireless remote control system and method |
| CN103313366A (en) * | 2013-05-24 | 2013-09-18 | 成都秦川科技发展有限公司 | Awakening method of wireless meter reading system |
| CN104574909A (en) * | 2015-01-26 | 2015-04-29 | 北京迪创伟业科技有限公司 | Acquirer for remote meter reading and remote meter reading system |
| CN105788207A (en) * | 2016-02-29 | 2016-07-20 | 成都秦川科技发展有限公司 | Wireless data transmission method and device |
| CN106157588B (en) * | 2016-08-15 | 2022-04-29 | 扬州恒隆软件有限公司 | Quick high-precision photoelectric direct-reading intelligent water meter system |
| CN106332248B (en) * | 2016-08-19 | 2020-06-05 | 深圳市慧联通信技术有限公司 | Low-power-consumption meter reading method and system |
| CN106205098A (en) * | 2016-08-30 | 2016-12-07 | 广东柯内特环境科技有限公司 | Environment Internet of Things data acquisition transmission terminal |
| CN106373358B (en) * | 2016-08-31 | 2020-06-02 | 成都前锋电子仪器有限责任公司 | Data forwarding method for concentrator and collector |
| CN106851845A (en) * | 2017-01-13 | 2017-06-13 | 成都中科慧源科技有限公司 | A kind of idle queuing method for uploading of table data and the table tool using the method |
| CN106781400A (en) * | 2017-01-13 | 2017-05-31 | 成都中科慧源科技有限公司 | The data transmission method of wireless kilowatt meter reading-out system |
| CN108668239B (en) * | 2017-03-28 | 2021-08-24 | 无锡壹人一灯科技发展有限公司 | Wireless communication system with low power consumption and supporting one-to-many interaction and communication method thereof |
| CN109448250A (en) * | 2018-12-19 | 2019-03-08 | 重庆前卫克罗姆表业有限责任公司 | Call time dynamic selection method and narrowband Intelligent gas meter based on internet of things in a kind of data |
| CN110187171A (en) * | 2019-06-25 | 2019-08-30 | 武汉阿迪克电子股份有限公司 | A kind of the LoRaWAN electric energy meter and method of network entry of quick networking mechanism |
| CN110189513B (en) * | 2019-07-03 | 2021-05-07 | 重庆市山城燃气设备有限公司 | Wireless meter reading method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200950074Y (en) * | 2006-09-18 | 2007-09-19 | 庄革 | Electronic remote watching watermeter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200950074Y (en) * | 2006-09-18 | 2007-09-19 | 庄革 | Electronic remote watching watermeter |
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| JP特开2004-240911A 2004.08.26 |
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