CN103234520A - Controller area network (CAN) bus-based settlement deformation monitoring system - Google Patents

Controller area network (CAN) bus-based settlement deformation monitoring system Download PDF

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Publication number
CN103234520A
CN103234520A CN2013101435631A CN201310143563A CN103234520A CN 103234520 A CN103234520 A CN 103234520A CN 2013101435631 A CN2013101435631 A CN 2013101435631A CN 201310143563 A CN201310143563 A CN 201310143563A CN 103234520 A CN103234520 A CN 103234520A
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China
Prior art keywords
monitoring
bus
data
sedimentation
remote
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CN2013101435631A
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Chinese (zh)
Inventor
张文明
缪建华
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常州纺织服装职业技术学院
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Priority to CN2013101435631A priority Critical patent/CN103234520A/en
Publication of CN103234520A publication Critical patent/CN103234520A/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention discloses a controller area network (CAN) bus-based settlement deformation monitoring system which comprises a power module, a remote transmission module, at least one monitoring subsystem, and a remote monitoring server and a monitoring mobile phone that are used for carrying out data processing, wherein the monitoring subsystem comprises a data acquisition unit and a plurality of inductive transducers used for acquiring the foundation settlement deformation; the plurality of inductive transducers are arranged on the foundation and are respectively connected with the corresponding data acquisition unit so as to realize data exchange; every two adjacent data acquisition units are connected with each other in series by a CAN bus; the remote transmission module is connected with the CAN bus, so that data transmission can be realized; and the remote transmission module is also respectively connected with the monitoring mobile phone and the remote monitoring server by a wireless network, so that data exchange can be realized. The CAN bus-based settlement deformation monitoring system can be used for monitoring the foundation settlement deformation in real time effectively and rapidly, and is high in reliability, thus not only reducing the work load of operators, but also being long in communication distance and realizing real-time data transmission and data resource sharing; and the monitoring system integrates multiple monitoring ways.

Description

Sedimentation and deformation monitoring system based on the CAN bus
Technical field
The present invention relates to a kind of sedimentation and deformation monitoring system based on the CAN bus, belong to monitoring control technology field.
Background technology
At present, subway overhead at the subway run duration owing to can be subjected to weather, oxidation, corrosion or factor such as aging, and under the effect of dead load or mobile load, suffer damage for a long time, the sedimentation and deformation phenomenon can appear in its ground, this has not only influenced safe driving, more can make the overhead shortening in serviceable life of subway, therefore be necessary on the basis of prior art level, setting up collection settlement of foundation deflection analyzes, compunication and network, modern sensor detects, monitoring technology is the sedimentation and deformation monitoring system of one, in order to monitoring and the overhead running status of assessment subway, for maintenance management provides foundation.
For every overhead enforcement health and safety of subway is monitored, the multiple physical quantitys such as sedimentation and deformation amount that every section right overhead ground of multiple sensors need be set are gathered automatically, then the data of gathering are sent to monitoring center by transmission system and process, handle and analyze.The monitoring method that existing monitoring system adopts is except the most traditional measurement of manually carrying out data, outside record and the processing, the main monitoring mode that utilizes the Rs485 bus to connect that also comprises, its course of work is: sensor is received Acquisition Instrument by cable, Acquisition Instrument adopts on-the-spot RS485 bus to be connected on the control terminal machine, the control terminal machine connects photoelectric commutator and inserts long-range fiber cable network, set up long-range the connection by monitoring center's photoelectric commutator with the monitoring center computing machine again, realize the monitoring of settlement of foundation distortion, this mode communication speed is slow, the equipment cost height, maintenance difficulties is big, and monitoring center's relative fixed is set up relatively difficulty of large-scale monitor network.Need great amount of manpower and material resources, very big difficulty is also arranged in the maintenance management, also very unfavorable to statistical study and the experience exchangement of monitoring situation.
Summary of the invention
Technical matters to be solved by this invention is the defective that overcomes prior art, a kind of sedimentation and deformation monitoring system based on the CAN bus is provided, it can be monitored ground sedimentation and deformation amount effectively rapidly in real time, the reliability height, not only reduced operating personnel's workload, and communication distance far away simultaneously can real-time Data Transmission and data resource share, concentrated multiple monitor mode in one.
The present invention solves the problems of the technologies described above the technical scheme of taking: a kind of sedimentation and deformation monitoring system based on the CAN bus, it comprises power module, the remote transmission module, at least one monitoring subsystem and remote monitoring server and the monitoring cell-phone that can carry out the data processing, monitoring subsystem comprises data acquisition unit and a plurality of for the inductance sensor of gathering the settlement of foundation deflection, a plurality of inductance sensors are installed on the ground, and a plurality of inductance sensors all link to realize exchanges data with corresponding data acquisition unit, adjacent data acquisition unit is in series by the CAN bus, remote transmission module and CAN bus link to realize data transmission, and the remote transmission module also links to realize exchanges data with monitoring cell-phone and remote monitoring server respectively by wireless network.
Further, have RS485 port and RS232 port on the described data acquisition unit.
Further, be connected with intelligent readout instrument on the described RS485 port.
Further, be connected with local control computing machine or touch-screen display module on the described RS232 port.
Further, has the storer that to store the settlement of foundation deflection on the described inductance sensor.
Further, be connected with on described remote monitoring server and/or the monitoring subsystem when data acquisition unit and collect the alarm that abnormal data sends alerting signal.
Further, described power module comprises Switching Power Supply and/or built-in uninterrupted power source and/or photo-voltaic power supply.
After having adopted technique scheme, the present invention has following beneficial effect:
1, sedimentation and deformation monitoring system of the present invention is based on the CAN bus and carries out data transmission, each data between nodes real-time communication of CAN bus network is strong, and constitute redundancy structure easily, improve reliability and the dirigibility of total system, thereby realized effectively rapidly ground sedimentation and deformation amount being monitored in real time, reduced operating personnel's workload, avoid human factor to the influence of measuring accuracy, and communication distance far away simultaneously can real-time Data Transmission and data resource share, and saved the development time.
2, the present invention has monitoring cell-phone and remote monitoring server, and monitoring cell-phone can be monitored by mobile phone, and remote monitoring server can connect a plurality of control technology machines, has realized that multiple monitor mode is in one.
3, the RS485 port that has on the data acquisition unit and RS232 port can be realized monitoring subsystem data acquisition on the spot, have made things convenient for management and maintenance, make this locality not network and also can read the inductance sensor data separately.
4, inductance sensor of the present invention can self-contained storing devices, and store data reaches 800 records separately, has made things convenient at any time to check.
5, automatic tracking, monitoring result of the present invention, alarm apparatus design can in time be pointed out warning message, has improved work efficiency.
6, the present invention can arrange at least a power interface: Switching Power Supply, built-in ups power and photo-voltaic power supply, be fit to imitate outer work, and the sustainable work of equipment is 1 hour after the power down, has made things convenient for the timely storage of sedimentation and deformation amount.
7, the present invention can also realize triple data backups, and inductance sensor is realized data backup by local control computing machine or touch-screen display module from backup on the data acquisition unit, and the remote monitoring server data backup.
Description of drawings
Fig. 1 is the theory diagram of the sedimentation and deformation monitoring system based on the CAN bus of the present invention.
Embodiment
Content of the present invention is easier to be expressly understood in order to make, and according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation below.
As shown in Figure 1, a kind of sedimentation and deformation monitoring system based on the CAN bus, it comprises power module, the remote transmission module, at least one monitoring subsystem and remote monitoring server and the monitoring cell-phone that can carry out the data processing, monitoring subsystem comprises data acquisition unit and a plurality of for the inductance sensor of gathering the settlement of foundation deflection, a plurality of inductance sensors are installed on the ground, and a plurality of inductance sensors all link to realize exchanges data with corresponding data acquisition unit, adjacent data acquisition unit is in series by the CAN bus, remote transmission module and CAN bus link to realize data transmission, and the remote transmission module also links to realize exchanges data with monitoring cell-phone and remote monitoring server respectively by wireless network.Sedimentation and deformation monitoring system of the present invention is based on the CAN bus and carries out data transmission, each data between nodes real-time communication of CAN bus network is strong, and constitute redundancy structure easily, improve reliability and the dirigibility of total system, thereby realized effectively rapidly ground sedimentation and deformation amount being monitored in real time, reduced operating personnel's workload, avoid human factor to the influence of measuring accuracy, and communication distance far away simultaneously can real-time Data Transmission and data resource share, and saved the development time.The present invention has monitoring cell-phone and remote monitoring server, and monitoring cell-phone can be monitored by mobile phone, and remote monitoring server can connect a plurality of control technology machines, has realized that multiple monitor mode is in one.
In order to realize that to monitoring subsystem data acquisition on the spot convenient management and maintenance make this locality not network and also can read the inductance sensor data separately as shown in Figure 1, have RS485 port and RS232 port on the data acquisition unit.Can reach the 10km telecommunication between the data acquisition unit.Be connected with intelligent readout instrument by the RS485 bus on the RS485 port.Be connected with local control computing machine or touch-screen display module by the RS232 bus on the RS232 port.Dispose arm processor on local control computing machine or the touch-screen display module, can realize foundation, preservation, the loading of CAN network structure, the collection of sound attitude data control, read with curve and show, can preserve, check a large amount of historical datas, have lan interfaces and USB2.0 structure, make things convenient for data to derive, built-in ups power, the sustainable work of equipment is 1 hour after the power down.
As shown in Figure 1, has the storer that to store the settlement of foundation deflection on the inductance sensor.It separately store data reach 800 records, made things convenient at any time to check.
In order in time to point out warning message, improve its work efficiency, as shown in Figure 1, be connected with on remote monitoring server and/or the monitoring subsystem when data acquisition unit and collect the alarm that abnormal data sends alerting signal.
Power module comprises Switching Power Supply and/or built-in uninterrupted power source and/or photo-voltaic power supply.The present invention can arrange at least a power interface: Switching Power Supply, built-in ups power and photo-voltaic power supply, be fit to imitate outer work, and the sustainable work of equipment is 1 hour after the power down, has made things convenient for the timely storage of sedimentation and deformation amount.
The present invention can also realize triple data backups, and inductance sensor is realized data backup by local control computing machine or touch-screen display module from backup on the data acquisition unit, and the remote monitoring server data backup.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (7)

1. sedimentation and deformation monitoring system based on the CAN bus, it is characterized in that: it comprises power module, the remote transmission module, at least one monitoring subsystem and remote monitoring server and the monitoring cell-phone that can carry out the data processing, monitoring subsystem comprises data acquisition unit and a plurality of for the inductance sensor of gathering the settlement of foundation deflection, a plurality of inductance sensors are installed on the ground, and a plurality of inductance sensors all link to realize exchanges data with corresponding data acquisition unit, adjacent data acquisition unit is in series by the CAN bus, remote transmission module and CAN bus link to realize data transmission, and the remote transmission module also links to realize exchanges data with monitoring cell-phone and remote monitoring server respectively by wireless network.
2. the sedimentation and deformation monitoring system based on the CAN bus according to claim 1 is characterized in that: have RS485 port and RS232 port on the described data acquisition unit.
3. the sedimentation and deformation monitoring system based on the CAN bus according to claim 2 is characterized in that: be connected with intelligent readout instrument on the described RS485 port.
4. according to claim 2 or 3 described sedimentation and deformation monitoring systems based on the CAN bus, it is characterized in that: be connected with local control computing machine or touch-screen display module on the described RS232 port.
5. the sedimentation and deformation monitoring system based on the CAN bus according to claim 1 is characterized in that: have the storer that can store the settlement of foundation deflection on the described inductance sensor.
6. the sedimentation and deformation monitoring system based on the CAN bus according to claim 1 is characterized in that: be connected with on described remote monitoring server and/or the monitoring subsystem when data acquisition unit and collect the alarm that abnormal data sends alerting signal.
7. the sedimentation and deformation monitoring system based on the CAN bus according to claim 1, it is characterized in that: described power module comprises Switching Power Supply and/or built-in uninterrupted power source and/or photo-voltaic power supply.
CN2013101435631A 2013-04-24 2013-04-24 Controller area network (CAN) bus-based settlement deformation monitoring system CN103234520A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103542835A (en) * 2013-10-22 2014-01-29 国家电网公司 Foundation settlement monitoring system
CN103616011A (en) * 2013-12-06 2014-03-05 天津大学 Automatic remote monitoring system for underground engineering deformation
CN104142137A (en) * 2013-09-13 2014-11-12 同济大学 Tunnel longitudinal settlement monitoring method and device based on wireless tilt sensor
CN105271028A (en) * 2014-06-24 2016-01-27 上海市建工设计研究院有限公司 Method for detecting stability of foundation of tower crane in real time and detection device
CN107145105A (en) * 2017-05-24 2017-09-08 北京大学 A kind of artificial lateral-line system based on pressure transducer array
CN109443321A (en) * 2018-10-30 2019-03-08 中国人民解放军国防科技大学 A kind of series-parallel video recorder network measurement method monitoring large scale structure deformation

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CN102852129A (en) * 2012-09-17 2013-01-02 中交第一公路勘察设计研究院有限公司 Automatic long-term monitoring system and monitoring method for severe roadbed deformation
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104142137A (en) * 2013-09-13 2014-11-12 同济大学 Tunnel longitudinal settlement monitoring method and device based on wireless tilt sensor
CN104142137B (en) * 2013-09-13 2016-04-20 同济大学 A kind of tunnel Longitudinal Settlement monitoring method based on wireless tilt angle sensor and device
CN103542835A (en) * 2013-10-22 2014-01-29 国家电网公司 Foundation settlement monitoring system
CN103542835B (en) * 2013-10-22 2016-08-24 国家电网公司 A kind of subsidence monitoring of foundation system
CN103616011A (en) * 2013-12-06 2014-03-05 天津大学 Automatic remote monitoring system for underground engineering deformation
CN105271028A (en) * 2014-06-24 2016-01-27 上海市建工设计研究院有限公司 Method for detecting stability of foundation of tower crane in real time and detection device
CN107145105A (en) * 2017-05-24 2017-09-08 北京大学 A kind of artificial lateral-line system based on pressure transducer array
CN109443321A (en) * 2018-10-30 2019-03-08 中国人民解放军国防科技大学 A kind of series-parallel video recorder network measurement method monitoring large scale structure deformation
CN109443321B (en) * 2018-10-30 2021-01-08 中国人民解放军国防科技大学 Series-parallel camera network measurement method for monitoring deformation of large-scale structure

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Application publication date: 20130807