CN104729985A - WSN-based remote wireless monitoring system for concrete reinforcement corrosion degree - Google Patents
WSN-based remote wireless monitoring system for concrete reinforcement corrosion degree Download PDFInfo
- Publication number
- CN104729985A CN104729985A CN201510132861.XA CN201510132861A CN104729985A CN 104729985 A CN104729985 A CN 104729985A CN 201510132861 A CN201510132861 A CN 201510132861A CN 104729985 A CN104729985 A CN 104729985A
- Authority
- CN
- China
- Prior art keywords
- data
- monitoring
- corrosion
- wsn
- monitoring system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses a WSN(Wireless Sensor Network)-based remote wireless monitoring system for concrete reinforcement corrosion degree. The system is characterized by being composed of a plurality of sensor data acquisition nodes, an embedded gateway and a remote data monitoring center; the sensor data acquisition nodes are distributed at each test point of a concrete structure test region, and are used for acquiring corrosion potential value of the reinforcement in a large concrete structure and processing the data, and then, transmitting the data to a coordinator node; the coordinator node processes and analyzes the received data, and further transmits the data to the remote monitoring center through a WCDMA (Wideband Code Division Multiple Access) or Internet communication mode; finally, a monitoring management center stores, processes and analyzes the received data, and upper computer software displays corrosion data of the reinforcement in the concrete structure. The system provided by the invention solves the problems of failure in implementation of dynamic continuous monitoring and heavy workload in the traditional electrochemical methods for monitoring reinforcement corrosion degree, such as a half-cell potential method, a linear polarization method, an alternating current impedance method and a macro cell corrosion current method, and also effectively solves the problem that signals are easily disturbed in a traditional wireless transmission mode using an electromagnetic oscillation circuit.
Description
Technical field
The present invention relates to wireless monitor technical field, be specifically related to a kind of remote wireless monitoring system based on WSN concrete reinforcement erosion degree.
Background technology
Concrete endurance issues has been the significant problem of current field of civil engineering, and steel bar corrosion is the key factor affecting concrete durability.Learn from national Work Safety Supervision Bureau official website, recent five years, the whole nation has at least 17 bridges to collapse, and cause nearly 300 people of injures and deaths, wherein, the concrete destruction that reinforcement corrosion causes is quite general.
At present, the electrochemical methods such as half-cell prtential method, linear polarization method, AC impedence method, macro cell corrosion current method have become the hotspot approach of research reinforcing bar degree of corrosion both at home and abroad, but these methods all not yet realize in real time dynamically monitoring continuously, and mass concrete needs measuring point many and needs monitoring for a long time, therefore the workload of tester is quite large.Texas university of the U.S. utilizes the wireless transmission of electromagnetic oscillation circuit realiration concrete reinforcement erosion electric signal, but transmission range is limited, and signal is easily disturbed.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of remote wireless monitoring system based on WSN concrete reinforcement erosion degree, the present invention not only efficiently solves the electrochemical method monitoring reinforcement corrosion degree such as traditional half-cell prtential method, linear polarization method, AC impedence method, macro cell corrosion current method can not realize dynamically monitoring continuously, and the problem that workload is large, and the limited tradition that solves utilizes electromagnetic oscillation circuit to carry out wireless transmission, causes the problem that signal is easily disturbed.
The present invention is achieved through the following technical solutions:
A kind of remote wireless monitoring system based on WSN concrete reinforcement erosion degree, it is characterized in that: described monitoring system comprises multiple sensor data acquisition node, embedded gateway and teledata monitoring center composition, , sensor data acquisition node is laid in each test point of xoncrete structure test section, gather the corrosion potential value of reinforcing bar in large-sized concrete structure and data are processed, then coordinator node is sent the data to, the data received carry out processing and analyzing by coordinator node, by WCDMA or Internet communication mode, data are sent to remote data monitoring center again, last monitoring management center stores the data received, process and analysis, and on upper computer software, show the corrosion data of Steel Bars in Concrete Structure.
The further Technological improvement plan of the present invention is:
Described sensor data acquisition node is made up of sensor assembly, data processing module, wireless communication module and power module;
Described sensor assembly comprises monitoring corrosion of steel probe, A/D converter is formed, and monitoring corrosion of steel probe is connected with processor module by A/D converter;
Described processor module comprises microprocessor, storer;
Described wireless communication module is RF radio-frequency (RF) transceiver.
The further Technological improvement plan of the present invention is:
Described embedded gateway comprises radio receiving transmitting module, data processing module and wireless communication module and forms; Described data processing module comprises microprocessor and storer is formed.
The further Technological improvement plan of the present invention is:
Described sensor data acquisition node software design, sensor node works within predetermined detection time, when arriving the predetermined detection time, activated sensors node initialization, image data, complete data processing and send after, system continues to enter dormant state, waits for the next predetermined detection time.
The further Technological improvement plan of the present invention is:
Described data processing module adopts 8051 microprocessors to form.
The further Technological improvement plan of the present invention is:
Described radio receiving transmitting module adopts CC2530 chip; Described data processing memory module is made up of ARM9 microprocessor and storer, and wherein ARM9 microprocessor adopts S3C2440A chip; Described wireless communication module adopts based on GSM MAP core net, and UUTRAN is the WCDMA technology of wave point.
The further Technological improvement plan of the present invention is:
Described monitoring corrosion of steel probe adopts all solid state manganese dioxide reference electrode as concrete reinforcement erosion monitoring probe.
The present invention compared with prior art, has following obvious advantage:
One, the present invention adopt engineering tolerances strong all solid state manganese dioxide reference electrode as concrete reinforcement erosion monitoring probe, adopt CC2530 chip as the radio-frequency (RF) receiving and transmission module of radio sensing network node, set up the radio sensing network based on Zig Bee, wireless monitor reinforcement corrosion potential value, then by WCDMA and Internet, the data processed are sent to remote monitoring center, realize wireless, the real-time Transmission of concrete reinforcement erosion degree information;
Two, the host computer interface of remote monitoring center of the present invention adopts software through pictures LabVIEW to design.The host computer display interface of this monitoring system can show the corrosion potential of the reinforcement in concrete collected in real time, and carried out processing and storing, different potential value scopes correspond to the different corrosion degree of reinforcing bar, by the pilot lamp light on and off situation of different colours, to remind staff;
Three, the ARM9 microprocessor that the present invention adopts selects Samsung based on the S3C2440A of ARM920T kernel, and this chip has the advantage of high-performance low-power-consumption, and has superior signal transacting and control ability.
Accompanying drawing explanation
Fig. 1 is present system structural representation;
Fig. 2 is sensor data acquisition node structure schematic diagram of the present invention;
Fig. 3 is embedded gateway structural representation of the present invention;
Fig. 4 is sensor software design flow diagram of the present invention;
Fig. 5 is embedded gateway Software for Design process flow diagram of the present invention;
Fig. 6 is host computer monitoring of software design flow diagram of the present invention;
Fig. 7 is the test specimen structural drawing of the embodiment of the present invention one;
Fig. 8 is the corrosion potential assessment corrosion conditions of reinforcement table of the embodiment of the present invention one;
Fig. 9 is the test specimen corrosion potential test result of the embodiment of the present invention one;
Figure 10 is the test specimen corrosion test structure of the embodiment of the present invention one.
Embodiment
As Fig. 1, 2, 3, 4, 5, shown in 6, the present invention includes multiple sensor data acquisition node, embedded gateway and teledata monitoring center composition, , sensor data acquisition node is laid in each test point of xoncrete structure test section, gather the corrosion potential value of reinforcing bar in large-sized concrete structure and data are processed, then coordinator node is sent the data to, the data received carry out processing and analyzing by coordinator node, by WCDMA or Internet communication mode, data are sent to remote data monitoring center again, last monitoring management center stores the data received, process and analysis, and on upper computer software, show the corrosion data of Steel Bars in Concrete Structure, described sensor data acquisition node is made up of sensor assembly, data processing module, wireless communication module and power module, described sensor assembly comprises monitoring corrosion of steel probe, A/D converter is formed, and monitoring corrosion of steel probe is connected with processor module by A/D converter,
Described processor module comprises microprocessor, storer; Described wireless communication module is RF radio-frequency (RF) transceiver; Described embedded gateway comprises radio receiving transmitting module, data processing module and wireless communication module and forms; Described data processing module comprises microprocessor and storer is formed; Described sensor data acquisition node software design, sensor node works within predetermined detection time, when arriving the predetermined detection time, activated sensors node initialization, image data, complete data processing and send after, system continues to enter dormant state, waits for the next predetermined detection time; Described data processing module adopts 8051 microprocessors to form; Described radio receiving transmitting module adopts CC2530 chip; Described data processing memory module is made up of ARM9 microprocessor and storer, and wherein ARM9 microprocessor adopts S3C2440A chip; Described wireless communication module adopts based on GSM MAP core net, and UUTRAN is the WCDMA technology of wave point; Described monitoring corrosion of steel probe adopts all solid state manganese dioxide reference electrode as concrete reinforcement erosion monitoring probe.
Embodiment one,
As shown in Figure 7, in the making of concrete sample, cement, sand, water ratio are according to 1:1:0.5 casting concrete test specimen, test cement used and select conch cement P.C32.5, sample dimensions is 150mm*100mm*60mm, a built-in regular reinforcement and a manganese dioxide solid state reference electrode.Test specimen structure as shown in the figure.System joins the pore solution that saturated aqua calcis is used in simulation concrete structure.Due to reinforcing bar in alkaline concrete in passive state, be not easy to suffer corrosion, therefore in saturated aqua calcis, add certain density NaCl solution, then the concrete sample prepared to be placed in this composite solution maintenance 30 days, to accelerate its corrosion;
As shown in Figure 8, the wireless monitor technology of Steel Bars in Concrete Structure degree of rusting is still immature, and great majority still rest on laboratory stage, and corresponding evaluation criterion is also more single, wherein table 1 is the standard that the corrosion potential being contrast electrode with saturated calomel assesses corrosion conditions of reinforcement, MnO
2and have individual set potential poor between saturated calomel reference electrode, about 300mV, compensates the potential difference (PD) between them, the reinforcement corrosion deciding degree demarcation that native system is measured can be obtained;
As shown in Figure 9, in experimentation except passing through to bury monitoring corrosion of steel probe underground in concrete sample and testing, PS-6 steel bar corrosion measurement instrument also to be used to test, with the result of reinforcement corrosion analyzer test as a reference;
As shown in Figure 10, test according to above-mentioned testing scheme, during test, temperature controls at 20 ° of about C.Because Speed of steel Corrosion is relatively slower, therefore respectively test the corrosion potential of in concrete sample reinforcing bar every the 5d method introduced and reinforcing bar analyzer herein.Test result data is as table 2, and the data two kinds of methods recorded draw out curve map in same table.
Technological means disclosed in the present invention program is not limited only to the technological means disclosed in above-mentioned embodiment, also comprises the technical scheme be made up of above technical characteristic combination in any.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (7)
1. the remote wireless monitoring system based on WSN concrete reinforcement erosion degree, it is characterized in that: described monitoring system comprises multiple sensor data acquisition node, embedded gateway and teledata monitoring center composition, , sensor data acquisition node is laid in each test point of xoncrete structure test section, gather the corrosion potential value of reinforcing bar in large-sized concrete structure and data are processed, then coordinator node is sent the data to, the data received carry out processing and analyzing by coordinator node, by WCDMA or Internet communication mode, data are sent to remote data monitoring center again, last monitoring management center stores the data received, process and analysis, and on upper computer software, show the corrosion data of Steel Bars in Concrete Structure.
2. a kind of remote wireless monitoring system based on WSN concrete reinforcement erosion degree according to claim 1, is characterized in that: described sensor data acquisition node is made up of sensor assembly, data processing module, wireless communication module and power module;
Described sensor assembly comprises monitoring corrosion of steel probe, A/D converter is formed, and monitoring corrosion of steel probe is connected with processor module by A/D converter;
Described processor module comprises microprocessor, storer;
Described wireless communication module is RF radio-frequency (RF) transceiver.
3. a kind of remote wireless monitoring system based on WSN concrete reinforcement erosion degree according to claim 1 and 2, is characterized in that: described embedded gateway comprises radio receiving transmitting module, data processing module and wireless communication module and forms; Described data processing module comprises microprocessor and storer is formed.
4. a kind of remote wireless monitoring system based on WSN concrete reinforcement erosion degree according to claim 1 and 2, it is characterized in that: described sensor data acquisition node software design, sensor node works within predetermined detection time, when arriving the predetermined detection time, activated sensors node initialization, image data, completes data processing and after sending, system continues to enter dormant state, waits for the next predetermined detection time.
5. a kind of remote wireless monitoring system based on WSN concrete reinforcement erosion degree according to claim 2, is characterized in that: described data processing module adopts 8051 microprocessors to form.
6. a kind of remote wireless monitoring system based on WSN concrete reinforcement erosion degree according to claim 3, is characterized in that: described radio receiving transmitting module adopts CC2530 chip; Described data processing memory module is made up of ARM9 microprocessor and storer, and wherein ARM9 microprocessor adopts S3C2440A chip; Described wireless communication module adopts based on GSM MAP core net, and UUTRAN is the WCDMA technology of wave point.
7. a kind of remote wireless monitoring system based on WSN concrete reinforcement erosion degree according to claim 2, is characterized in that: described monitoring corrosion of steel probe adopts all solid state manganese dioxide reference electrode as concrete reinforcement erosion monitoring probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510132861.XA CN104729985A (en) | 2015-03-25 | 2015-03-25 | WSN-based remote wireless monitoring system for concrete reinforcement corrosion degree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510132861.XA CN104729985A (en) | 2015-03-25 | 2015-03-25 | WSN-based remote wireless monitoring system for concrete reinforcement corrosion degree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104729985A true CN104729985A (en) | 2015-06-24 |
Family
ID=53454081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510132861.XA Pending CN104729985A (en) | 2015-03-25 | 2015-03-25 | WSN-based remote wireless monitoring system for concrete reinforcement corrosion degree |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104729985A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106404645A (en) * | 2016-08-29 | 2017-02-15 | 孟玲 | Online monitoring system of steel bar corrosion in concrete |
| CN108802348A (en) * | 2018-07-02 | 2018-11-13 | 钦州学院 | A kind of reinforced concrete structure durability monitoring data harvester |
| CN108827869A (en) * | 2018-06-26 | 2018-11-16 | 九州职业技术学院 | The device and detection method of embed-type detection inside concrete corrosion conditions of reinforcement |
| CN113188984A (en) * | 2021-04-29 | 2021-07-30 | 青岛理工大学 | Intelligent monitoring system and method for corrosion state of steel bar in concrete |
| CN114295685A (en) * | 2021-12-29 | 2022-04-08 | 广东洪实建设技术开发工程有限公司 | Building carbonization monitoring and acquisition system based on Internet of things and detection method thereof |
| CN114325469A (en) * | 2021-12-14 | 2022-04-12 | 国网江西省电力有限公司电力科学研究院 | Grounding grid direct current interference corrosion monitoring system |
| CN115656027A (en) * | 2022-11-01 | 2023-01-31 | 哈尔滨工业大学 | Multi-functional wireless node is used in monitoring of steel-concrete structure corruption electrochemistry |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101117717A (en) * | 2007-07-31 | 2008-02-06 | 中国船舶重工集团公司第七二五研究所 | Manganese dioxide reference electrode |
| CN102087512A (en) * | 2009-12-07 | 2011-06-08 | 厦门雅迅网络股份有限公司 | Method for achieving remote monitoring of concrete mixer truck by using metal proximity sensor |
| US20110259092A1 (en) * | 2010-04-26 | 2011-10-27 | Southwest Research Institute | Corrosion Sensor |
| CN102548034A (en) * | 2011-12-26 | 2012-07-04 | 哈尔滨工业大学 | Wireless automatic-energy-concentration corrosion monitoring sensor network for heavy and large reinforced concrete structure |
| CN202455395U (en) * | 2012-03-06 | 2012-09-26 | 深圳市海鹏信电子股份有限公司 | Large-scale intelligent management remote monitoring power supply distributor for data center |
-
2015
- 2015-03-25 CN CN201510132861.XA patent/CN104729985A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101117717A (en) * | 2007-07-31 | 2008-02-06 | 中国船舶重工集团公司第七二五研究所 | Manganese dioxide reference electrode |
| CN102087512A (en) * | 2009-12-07 | 2011-06-08 | 厦门雅迅网络股份有限公司 | Method for achieving remote monitoring of concrete mixer truck by using metal proximity sensor |
| US20110259092A1 (en) * | 2010-04-26 | 2011-10-27 | Southwest Research Institute | Corrosion Sensor |
| CN102548034A (en) * | 2011-12-26 | 2012-07-04 | 哈尔滨工业大学 | Wireless automatic-energy-concentration corrosion monitoring sensor network for heavy and large reinforced concrete structure |
| CN202455395U (en) * | 2012-03-06 | 2012-09-26 | 深圳市海鹏信电子股份有限公司 | Large-scale intelligent management remote monitoring power supply distributor for data center |
Non-Patent Citations (3)
| Title |
|---|
| 国务院南水北调工程建设委员会: "《预应力钢筒混凝土管（PCCP）工程》", 30 June 2012, 中国水利水电出版社 * |
| 张耀超: "混凝土中钢筋腐蚀在线监测技术研究", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
| 彭力: "《无线传感器网络原理与应用》", 31 January 2014, 西安电子科技大学出版社 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106404645A (en) * | 2016-08-29 | 2017-02-15 | 孟玲 | Online monitoring system of steel bar corrosion in concrete |
| CN108827869A (en) * | 2018-06-26 | 2018-11-16 | 九州职业技术学院 | The device and detection method of embed-type detection inside concrete corrosion conditions of reinforcement |
| CN108802348A (en) * | 2018-07-02 | 2018-11-13 | 钦州学院 | A kind of reinforced concrete structure durability monitoring data harvester |
| CN113188984A (en) * | 2021-04-29 | 2021-07-30 | 青岛理工大学 | Intelligent monitoring system and method for corrosion state of steel bar in concrete |
| CN114325469A (en) * | 2021-12-14 | 2022-04-12 | 国网江西省电力有限公司电力科学研究院 | Grounding grid direct current interference corrosion monitoring system |
| CN114295685A (en) * | 2021-12-29 | 2022-04-08 | 广东洪实建设技术开发工程有限公司 | Building carbonization monitoring and acquisition system based on Internet of things and detection method thereof |
| CN115656027A (en) * | 2022-11-01 | 2023-01-31 | 哈尔滨工业大学 | Multi-functional wireless node is used in monitoring of steel-concrete structure corruption electrochemistry |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104729985A (en) | WSN-based remote wireless monitoring system for concrete reinforcement corrosion degree | |
| US11906455B2 (en) | Electrical methods and systems for concrete testing | |
| CN104879169B (en) | Underground engineering and the unattended real time monitoring early warning system of deep basal pit and its working method | |
| CN201859145U (en) | Concrete quality monitoring system based on RFID | |
| CN104678065B (en) | Mine water inrush on-line monitoring intelligent early-warning system | |
| CN103957260A (en) | Assembly type concrete whole-process monitoring system based on Internet of Things | |
| CN106094621A (en) | The long distance control system that a kind of engineering machinery starting state judges | |
| CN105070012A (en) | Beidou satellite-GSM-based dual-mode cathode protection intelligent system | |
| CN104552607A (en) | Wireless monitoring system for concrete batching stirring | |
| WO2022148049A1 (en) | Commercial concrete quality supervision system based on cloud platform | |
| CN104950756A (en) | Remote monitoring method and remote monitoring system of high-temperature and high-pressure rheometer | |
| CN203561382U (en) | An urban forest health care monitoring system based on a WSN | |
| CN105403421A (en) | Structure health monitoring system based on radio frequency energy collection | |
| CN204462116U (en) | Mine water inrush on-line monitoring intelligent early-warning system | |
| CN103063197B (en) | Fixed clinometer system | |
| CN102907415A (en) | Electronic monitoring system for monitoring termite damage through radio-frequency identification | |
| CN201909785U (en) | Soil moisture monitoring system based on GPRS (General Packet Radio Service) transmission channel | |
| CN205301309U (en) | Online automatic monitoring system of water environment | |
| CN103835757A (en) | Support stability estimating system for roadway support structure | |
| CN205562186U (en) | Intelligent detecting instrument for construction components structural performance | |
| Yu et al. | Wireless monitoring system for corrosion degree of reinforcement in concrete | |
| CN204613194U (en) | A kind of novel salt mine industrial sewage on-line monitoring system | |
| CN105509793A (en) | IoT (Internet of Things) based temperature and humidity monitoring device and method of large cold storage | |
| Fraile-Garcia et al. | Implementing a technically and economically viable system for recording data inside concrete | |
| CN208026381U (en) | Concrete measuring temperature system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150624 |
|
| RJ01 | Rejection of invention patent application after publication |