CN110853090A - Data verification method and device for bridge clear height display system - Google Patents
Data verification method and device for bridge clear height display system Download PDFInfo
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- CN110853090A CN110853090A CN201911011763.5A CN201911011763A CN110853090A CN 110853090 A CN110853090 A CN 110853090A CN 201911011763 A CN201911011763 A CN 201911011763A CN 110853090 A CN110853090 A CN 110853090A
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Abstract
The invention discloses a data checking method for a bridge clear height display system, which is characterized in that whether a checking front-end device is abnormal or not is detected, whether real-time bridge clear height data generated by a checking background terminal exceeds a difference threshold or not is detected, whether bridge clear height image data collected by a checking video monitoring end is abnormal or not is detected, the front-end device is controlled to be closed, alarm information is sent to a manager in time, and the bridge clear height data displayed by the display system is high in accuracy through multiple detection and checking, so that the workload of workers is greatly reduced. The invention also discloses a data calibration device of the bridge clear height display system. The invention relates to the technical field of bridges.
Description
Technical Field
The invention relates to the technical field of bridges, in particular to a method and a device for verifying data of a bridge clear height display system.
Background
The bridge clear height refers to the vertical height from the bottom of a bridge structure to a designed water surface, and is an important condition indication for measuring whether a bridge can meet the requirement of passing a ship.
In recent years, the traffic and transportation industry in China is rapidly developed, the road and railway mileage is continuously increased, the number of bridges crossing a river is increased, the navigation conditions of a channel are more limited, meanwhile, the development of water transportation economy promotes the increase of ship flow, the ship type is increased in large-scale trend, after a channel capacity expansion upgrading project is built, more and more bridges do not meet the navigation requirements, and accidents of ship collision occur, so that accurate bridge clearance monitoring and display service is particularly important. At present, the bridge net height is observed by human eyes, and the bridge net height is low in accuracy and poor in timeliness.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the invention aims to provide a bridge clear height display system calibration method and device, which are high in accuracy and reduce the workload of workers.
The technical scheme adopted by the invention is as follows:
in a first aspect, the present invention provides a data checking method for a bridge clearance display system, where the bridge clearance display system includes a front-end device, a background terminal and a video monitoring end, the front-end device is configured to collect water level heights of upstream and downstream of a bridge, generate and display bridge clearance data in real time, the video monitoring end is configured to collect bridge clearance image data in real time, the background terminal is in wireless communication with the front-end device and the video monitoring end, respectively, and the background terminal is configured to receive the water level heights of upstream and downstream of the bridge, calculate real-time bridge clearance data, and receive the bridge clearance image data, and the method includes:
detecting and checking whether the front-end equipment is abnormal or not, if so, closing the front-end equipment, and sending alarm information to the background terminal;
detecting and checking whether the real-time bridge net height data calculated by the background terminal exceeds a difference threshold value, if so, closing the front-end equipment, and displaying an alarm state;
and detecting and checking whether the bridge net height image data acquired by the video monitoring end is abnormal or not, and if so, closing the front-end equipment.
As a further improvement of the above scheme, the front-end device includes a display screen, a net height measurement and control terminal and a water level gauge, the net height measurement and control terminal is respectively connected with the display screen and the water level gauge, the net height measurement and control terminal is used for acquiring state information of the water level gauge and state information of the display screen, receiving water level height data acquired by the water level gauge to generate real-time bridge net height data and controlling the display screen to display the bridge net height data, the water level gauge includes a first water level gauge and a second water level gauge, and the first water level gauge and the second water level gauge respectively acquire bridge upstream water level height and bridge downstream water level height; the detecting and checking whether the front-end equipment is abnormal or not, if so, closing the front-end equipment, and sending alarm information to the background terminal specifically comprises the following steps:
detecting and checking whether the display screen is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal;
and detecting and checking whether the water level gauge is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal.
As a further improvement of the above scheme, the detecting and checking whether the display screen is abnormal, if so, closing the display screen, and sending alarm information to the background terminal specifically includes:
detecting and checking whether bridge net height data displayed on the display screen is consistent with real-time bridge net height data generated by the net height measurement and control terminal, if not, closing the display screen, and sending alarm information to the background terminal;
detecting and checking whether the digital stroke state displayed by the display screen is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal;
and detecting and checking whether the communication of the display screen is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal.
As a further improvement of the above scheme, the step of detecting and checking whether the water level gauge is abnormal, if so, closing the display screen, and sending alarm information to the background terminal specifically includes:
detecting and verifying that the water level data collected by a single water level meter continuously exceeds a preset range for a plurality of times, closing the display screen, and sending alarm information to the background terminal;
detecting and verifying that the difference value between the water level data collected by the two water level gauges continuously exceeds a preset value for a plurality of times, closing the display screen, and sending alarm information to the background terminal;
and detecting and checking whether the communication of the water level gauge is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal.
As a further improvement of the above scheme, the front-end device further includes a power supply, the detecting and verifying whether the front-end device is abnormal, if so, the closing the front-end device, and sending an alarm message to the background terminal further includes:
and detecting and checking whether the power supply voltage is lower than a voltage threshold value, if so, closing the display screen, and sending alarm information to the background terminal.
In a second aspect, the present invention further provides a calibration apparatus for a bridge clearance display system, where the bridge clearance display system includes a front-end device, a background terminal and a video monitoring end, the front-end device is configured to collect water level heights of upstream and downstream of a bridge, calculate and display bridge clearance data in real time, the video monitoring end is configured to collect bridge clearance image data in real time, the background terminal is in wireless communication with the front-end device and the video monitoring end, respectively, and the background terminal is configured to receive the bridge clearance data and receive the bridge clearance image data, and the apparatus includes:
the first detection and verification module is used for detecting and verifying whether the front-end equipment is abnormal or not, if so, closing the front-end equipment and sending alarm information to the background terminal;
the second detection and verification module is used for detecting and verifying whether the real-time bridge net height data calculated by the background terminal exceeds a difference threshold value, if so, the front-end equipment is closed, and an alarm state is displayed;
and the third detection and verification module is used for detecting and verifying whether the bridge net height image data acquired by the video monitoring end is abnormal or not, and if so, closing the front-end equipment.
As a further improvement of the above scheme, the front-end device includes a display screen, a net height measurement and control terminal and a water level meter, the net height measurement and control terminal is respectively connected with the display screen and the water level meter, the net height measurement and control terminal is used for generating real-time bridge net height data and controlling the display screen to display the bridge net height data, the water level meter includes a first water level meter and a second water level meter, and the first water level meter and the second water level meter respectively acquire a bridge upstream water level height and a bridge downstream water level height; the first detection and verification module comprises:
the first detection and verification unit is used for detecting and verifying whether the display screen is abnormal or not, if so, closing the display screen and sending alarm information to the background terminal;
and the second detection and verification unit is used for detecting and verifying whether the water level meter is abnormal or not, if so, closing the display screen and sending alarm information to the background terminal.
As a further improvement of the above scheme, the front-end device further includes a power supply, and the first detection and verification module further includes:
and the third detection and verification unit is used for detecting and verifying whether the power supply voltage is lower than a voltage threshold value, if so, closing the display screen and sending alarm information to the background terminal.
In a third aspect, the present invention further provides a data verification device for a bridge clear height display system, which includes:
at least one processor; and a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by at least one processor to enable the at least one processor to perform the bridge clearance display system data verification method of the first aspect.
A computer-readable storage medium storing computer-executable instructions for causing a computer to perform the bridge clearance display system verification method according to the first aspect.
The invention has the beneficial effects that:
according to the data verification method and device for the bridge clear height display system, whether the front-end equipment is abnormal or not is detected, whether the real-time bridge clear height data generated by the verification background terminal exceed the difference threshold or not is detected, whether the bridge clear height image data collected by the verification video monitoring end are abnormal or not is detected, the front-end equipment is controlled to be closed, alarm information is sent to a manager in time, the bridge clear height data displayed by the display system is high in accuracy through multiple detection and verification, and the workload of workers is greatly reduced.
Drawings
The following further describes embodiments of the present invention with reference to the accompanying drawings:
FIG. 1 is a schematic flow chart of a data verification method for a bridge clearance display system according to the present invention;
fig. 2 is a block diagram of a data checking device of a bridge clear height display system according to the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In the prior art, the bridge clearance is observed by naked eyes manually to obtain a numerical value, and the accuracy and the timeliness are not guaranteed.
The bridge net height display system comprises a front-end device, a background terminal and a video monitoring end, wherein the front-end device is used for acquiring the upstream and downstream water level heights of the bridge and generating and displaying bridge net height data in real time, the video monitoring end is used for acquiring bridge net height image data in real time, the background terminal is respectively in wireless communication with the front-end device and the video monitoring end, the front-end device comprises a display screen, the bridge height monitoring system comprises a net height measurement and control terminal and a water level gauge, wherein the net height measurement and control terminal is respectively connected with a display screen and the water level gauge, the background terminal receives the water level heights of the upstream and the downstream of a bridge sent by front-end equipment and calculates real-time bridge height data, the front-end equipment is controlled to be opened and closed, and alarm information is sent out.
Wherein, the fluviograph includes first fluviograph and second fluviograph, and first fluviograph is used for gathering bridge upper reaches water level height, and the second fluviograph is used for gathering bridge low reaches water level height, and bridge water level computational formula is:
w＝w’-(L-D) (1)
wherein D represents the distance from the detection point to the water surface and is measured by a water level meter; w' represents a reference point elevation value, namely a reference point with a known elevation on the selected bridge pier; l represents the distance between a reference point and the water level gauge, and the distance measured on site by installing the water level gauge (a water level probe); the real-time net height calculation formula of the bridge is as follows:
h＝H+W-w (2)
wherein W represents the designed highest navigable water level; h represents the design clearance H, and the parameters of the bridge are provided by a management unit. And the related margin is judged manually, and the designed highest navigation water level is adjusted.
Example one
Fig. 1 is a schematic flow chart of a data verification method for a bridge clearance display system according to the present invention, and referring to fig. 1, the data verification method for the bridge clearance display system includes steps S100 to S300.
S100, detecting and checking whether the front-end equipment is abnormal or not, if so, closing the front-end equipment, and sending alarm information to a background terminal;
s200, detecting whether real-time bridge net height data calculated by a check background terminal exceeds a difference threshold value, if so, closing front-end equipment, and displaying an alarm state;
s300, detecting and checking whether the bridge clear height image data collected by the video monitoring end is abnormal or not, and if so, closing front-end equipment.
In this embodiment, the front end equipment includes the display screen, net height measurement and control terminal, first fluviograph and second fluviograph, bridge upper reaches water level height is gathered respectively to first fluviograph and second fluviograph, bridge low reaches water level height, net height measurement and control terminal is used for gathering the state information of fluviograph and the state information of display screen, receive the water level height data generation real-time bridge net height data that the fluviograph gathered and control the display screen and show bridge net height data, step S100 specifically includes the step:
step S110, detecting whether the display screen is abnormal or not, if so, closing the display screen, and sending alarm information to a background terminal;
and step S120, detecting whether the water level gauge is abnormal or not, if so, closing the display screen, and sending alarm information to a background terminal.
In this embodiment, step S110 specifically includes the steps of:
s111, detecting whether bridge net height display data of a verification display screen are consistent with real-time bridge net height data generated by a net height measurement and control terminal, if not, closing the display screen, and sending alarm information to a background terminal;
s112, detecting whether the digital stroke state displayed by the verification display screen is abnormal or not, if so, closing the display screen, and sending alarm information to a background terminal;
s113, detecting and checking whether the communication of the display screen is abnormal, if so, closing the display screen, and sending alarm information to a background terminal.
Whether the bridge net height data are consistent with the real-time bridge net height data generated by the net height measurement and control terminal is displayed through the checking display screen, and the phenomenon that the display screen displays wrong bridge net height data to mislead a ship is avoided.
The display screen comprises a digital display screen, a letter display screen and a pattern display screen. The digital display screen is used for displaying the real-time net height value of the bridge and belongs to the prompting notification content; the letter display screen is used for displaying a metering unit m (meter) of a real-time net height value, and belongs to the prompting announcement content; and the pattern display screen is used for displaying the height-limited identification pattern, belonging to the warning notice content. The three prompts and warns that the ship can safely pass through the bridge net height value in real time on the premise of controlling the height of the ship, so that whether the digital stroke state displayed by the display screen is abnormal or not is checked through detection, the opening or closing of the display screen is further controlled, and misleading of the ship due to display errors of the display screen is avoided.
When the communication of the display screen is abnormal, if the communication of the display screen and the net height measurement and control terminal is interrupted, the display screen displays the net height data of the bridge in real time, and the ship is easy to make wrong judgment, so that when the communication of the display screen is detected and verified to be abnormal, the display screen is closed, and the occurrence of a bridge collision accident of the ship is avoided.
In this embodiment, step S120 specifically includes the steps of:
s121, detecting and verifying that water level data acquired by a single water level meter continuously exceed a preset range for a plurality of times, closing a display screen, and sending alarm information to a background terminal;
and if the water level data acquired by the single water level meter continuously exceed the lowest warning water level or the highest warning water level for 5 times, closing the display screen and sending alarm information to the background terminal.
S122, detecting and verifying that the difference value between the water level data collected by the two water level gauges continuously exceeds a preset value for a plurality of times, closing the display screen, and sending alarm information to a background terminal;
and if the difference value between the water level data collected by the two water level meters continuously exceeds the preset value for a plurality of times (the preset value is assumed to be 50 cm), closing the display screen and sending alarm information to the background terminal.
And S123, detecting and checking whether the communication of the water level gauge is abnormal, if so, closing the display screen, and sending alarm information to a background terminal.
In this embodiment, the bridge clearance display system further includes a power supply, and step S110 further includes:
and S114, detecting whether the power supply voltage is lower than a voltage threshold value, if so, closing the display screen, and sending alarm information to the background terminal.
The bridge clear height display system is generally powered by an alternating current power supply or a storage battery power supply, a solar panel is added to convert solar energy into electric energy to be stored in a storage battery, if the bridge clear height display system is powered by the storage battery power supply, firstly, whether the voltage of the storage battery power supply is lower than a first voltage threshold value needs to be detected and verified, if yes, a display screen is closed, and alarm information is sent to a background terminal; secondly, whether the voltage of the solar panel is lower than a second voltage threshold and whether the current of the solar panel is lower than a second current threshold needs to be detected and verified, if so, the display screen is closed, and alarm information is sent to a background terminal; and thirdly, whether the current of the display screen is lower than a third current threshold value needs to be detected and verified, if so, the display screen is closed, alarm information is sent to a background terminal, and the phenomenon that the work of the display system is influenced by too low power supply voltage or too low current of the display screen is avoided.
The invention embodiment relates to a data checking method for a bridge clear height display system, which is characterized in that whether a front end device is abnormal or not is detected, whether real-time bridge clear height data generated by a checking background terminal exceeds a difference threshold or not is detected, whether bridge clear height image data collected by a checking video monitoring end is abnormal or not is detected, the front end device is controlled to be closed, alarm information is sent to a manager in time, and the bridge clear height data displayed by the display system is high in accuracy through multiple detection checks, so that the workload of workers is greatly reduced.
Example two
The embodiment of the invention also provides a data verification device for the bridge clear height display system.
Fig. 2 is a block diagram of a data verification device for a bridge clearance display system according to the present invention, and referring to fig. 2, the data verification device for a bridge clearance display system includes:
the first detection and verification module is used for detecting and verifying whether the front-end equipment is abnormal or not, if so, closing the front-end equipment and sending alarm information to the background terminal;
the second detection and verification module is used for detecting whether the real-time bridge net height data calculated by the verification background terminal exceeds a difference threshold value or not, if so, the front-end equipment is closed, and the alarm state is displayed;
and the third detection and verification module is used for detecting and verifying whether the bridge net height image data acquired by the video monitoring end is abnormal or not, and if so, closing the front-end equipment.
In this embodiment, the first detection and verification module includes:
the first detection and verification unit is used for detecting and verifying whether the display screen is abnormal or not, if so, closing the display screen and sending alarm information to the background terminal;
the second detection and verification unit is used for detecting and verifying whether the water level gauge is abnormal or not, if so, closing the display screen and sending alarm information to the background terminal;
and the third detection and verification unit is used for detecting and verifying whether the power supply voltage is lower than a voltage threshold value, if so, closing the display screen and sending alarm information to the background terminal.
The data verification device for the bridge clearance display system according to the second embodiment of the present invention is used for executing the verification method for the bridge clearance display system according to the first embodiment, and the working principles and the beneficial effects thereof are in one-to-one correspondence, and thus are not described again.
EXAMPLE III
The embodiment of the invention also provides data verification equipment for the bridge clear height display system, which comprises the following components:
at least one processor; and a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform a bridge clearance display system data verification method according to embodiment one.
Example four
The embodiment of the invention also provides a computer-readable storage medium, wherein the computer-readable storage medium stores computer-executable instructions, and the computer-executable instructions are used for enabling a computer to execute the bridge clear height display system verification method in the first embodiment.
A bridge net height display system data verification method and device enable bridge net height data displayed by a display system to be high in accuracy and greatly reduce workload of workers through detecting and verifying whether front-end equipment is abnormal or not, detecting whether real-time bridge net height data generated by a verification background terminal exceeds a difference threshold or not, detecting and verifying whether bridge net height image data collected by a video monitoring end is abnormal or not, further controlling the front-end equipment to be closed, timely sending alarm information to managers, and conducting multiple detection and verification.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a bridge net height display system data check-up method, bridge net height display system includes front end equipment, backstage terminal and video monitoring end, front end equipment is used for gathering the bridge upstream and downstream water level height, generates and shows bridge net height data in real time, the video monitoring end is used for gathering bridge net height image data in real time, backstage terminal respectively with front end equipment the video monitoring end wireless communication, backstage terminal is used for receiving the bridge upstream and downstream water level height and calculates real-time bridge net height data, receives the bridge net height image data, its characterized in that, it includes:
detecting and checking whether the front-end equipment is abnormal or not, if so, closing the front-end equipment, and sending alarm information to the background terminal;
detecting and checking whether the real-time bridge net height data calculated by the background terminal exceeds a difference threshold value, if so, closing the front-end equipment, and displaying an alarm state;
and detecting and checking whether the bridge net height image data acquired by the video monitoring end is abnormal or not, and if so, closing the front-end equipment.
2. The data verification method for the bridge net height display system according to claim 1, wherein the front-end equipment comprises a display screen, a net height measurement and control terminal and a water level gauge, the net height measurement and control terminal is respectively connected with the display screen and the water level gauge, the net height measurement and control terminal is used for acquiring state information of the water level gauge and state information of the display screen, receiving water level height data acquired by the water level gauge to generate real-time bridge net height data and controlling the display screen to display bridge net height data, the water level gauge comprises a first water level gauge and a second water level gauge, and the first water level gauge and the second water level gauge respectively acquire bridge upstream water level height and bridge downstream water level height; the detecting and checking whether the front-end equipment is abnormal or not, if so, closing the front-end equipment, and sending alarm information to the background terminal specifically comprises the following steps:
detecting and checking whether the display screen is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal;
and detecting and checking whether the water level gauge is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal.
3. The data verification method for the bridge clear height display system according to claim 2, wherein the steps of detecting and verifying whether the display screen is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal specifically include:
detecting and checking whether bridge net height data displayed on the display screen is consistent with real-time bridge net height data generated by the net height measurement and control terminal, if not, closing the display screen, and sending alarm information to the background terminal;
detecting and checking whether the digital stroke state displayed by the display screen is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal;
and detecting and checking whether the communication of the display screen is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal.
4. The data verification method for the bridge clear height display system according to claim 2 or 3, wherein the steps of detecting and verifying whether the water level gauge is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal specifically include:
detecting and verifying that the water level data collected by a single water level meter continuously exceeds a preset range for a plurality of times, closing the display screen, and sending alarm information to the background terminal;
detecting and verifying that the difference value between the water level data collected by the two water level gauges continuously exceeds a preset value for a plurality of times, closing the display screen, and sending alarm information to the background terminal;
and detecting and checking whether the communication of the water level gauge is abnormal or not, if so, closing the display screen, and sending alarm information to the background terminal.
5. The data verification method for the bridge clear height display system according to claim 2, wherein the front-end device further comprises a power supply, the detection verifies whether the front-end device is abnormal, if so, the front-end device is turned off, and the step of sending alarm information to the background terminal further specifically comprises:
and detecting and checking whether the power supply voltage is lower than a voltage threshold value, if so, closing the display screen, and sending alarm information to the background terminal.
6. The utility model provides a bridge net height display system data calibration equipment, bridge net height display system includes front end equipment, backstage terminal and video monitoring end, front end equipment is used for gathering the bridge upstream and downstream water level height, calculates and shows bridge net height data in real time, the video monitoring end is used for gathering bridge net height image data in real time, backstage terminal respectively with front end equipment video monitoring end wireless communication, backstage terminal is used for receiving bridge net height data, receipt bridge net height image data, its characterized in that, it includes:
the first detection and verification module is used for detecting and verifying whether the front-end equipment is abnormal or not, if so, closing the front-end equipment and sending alarm information to the background terminal;
the second detection and verification module is used for detecting and verifying whether the real-time bridge net height data calculated by the background terminal exceeds a difference threshold value, if so, the front-end equipment is closed, and an alarm state is displayed;
and the third detection and verification module is used for detecting and verifying whether the bridge net height image data acquired by the video monitoring end is abnormal or not, and if so, closing the front-end equipment.
7. The data calibration device for the bridge net height display system according to claim 6, wherein the front-end equipment comprises a display screen, a net height measurement and control terminal and a water level gauge, the net height measurement and control terminal is respectively connected with the display screen and the water level gauge, the net height measurement and control terminal is used for generating real-time bridge net height data and controlling the display screen to display the bridge net height data, the water level gauge comprises a first water level gauge and a second water level gauge, and the first water level gauge and the second water level gauge respectively collect bridge upstream water level height and bridge downstream water level height; the first detection and verification module comprises:
the first detection and verification unit is used for detecting and verifying whether the display screen is abnormal or not, if so, closing the display screen and sending alarm information to the background terminal;
and the second detection and verification unit is used for detecting and verifying whether the water level meter is abnormal or not, if so, closing the display screen and sending alarm information to the background terminal.
8. The data verification device for bridge clearance display system according to claim 7, wherein the front-end equipment further comprises a power supply, and the first detection and verification module further comprises:
and the third detection and verification unit is used for detecting and verifying whether the power supply voltage is lower than a voltage threshold value, if so, closing the display screen and sending alarm information to the background terminal.
9. The utility model provides a bridge net height display system data check-up equipment which characterized in that, it includes:
at least one processor; and a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by at least one processor to enable the at least one processor to perform the bridge clearance display system data verification method of any one of claims 1 to 5.
10. A computer-readable storage medium storing computer-executable instructions for causing a computer to perform the bridge clearance display system verification method of any one of claims 1 to 5.
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| CN203520648U (en) * | 2013-07-03 | 2014-04-02 | 佛山科学技术学院 | Improved collision-avoidance monitoring system for bridge |
| CN203931389U (en) * | 2014-05-29 | 2014-11-05 | 广东省航道局 | A kind of bridge headway real-time display system |
| CN106600461A (en) * | 2016-12-15 | 2017-04-26 | 国网浙江宁波市鄞州区供电公司 | data verification method, device and equipment |
| CN106846918A (en) * | 2017-03-21 | 2017-06-13 | 广州嘉航通信科技有限公司 | Bridge collision prevention system |
| CN107167179A (en) * | 2017-05-18 | 2017-09-15 | 中铁大桥科学研究院有限公司 | One kind is based on visual bridge health monitoring system and method |
| CN109489630A (en) * | 2018-12-26 | 2019-03-19 | 重庆新创科技股份有限公司 | A kind of means of transportation real-time monitoring system |
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| CN110853090B (en) | 2023-04-14 |
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