CN113074775A - Real-time online monitoring system for hydropower station radial gate - Google Patents
Real-time online monitoring system for hydropower station radial gate Download PDFInfo
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- CN113074775A CN113074775A CN202110225597.XA CN202110225597A CN113074775A CN 113074775 A CN113074775 A CN 113074775A CN 202110225597 A CN202110225597 A CN 202110225597A CN 113074775 A CN113074775 A CN 113074775A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 28
- 238000007726 management method Methods 0.000 claims abstract description 14
- 230000010365 information processing Effects 0.000 claims abstract description 12
- 238000013523 data management Methods 0.000 claims abstract description 9
- 238000011156 evaluation Methods 0.000 claims abstract description 6
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- 239000004831 Hot glue Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
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Abstract
The invention belongs to the technical field of hydropower operation safety management, and discloses a hydropower station radial gate real-time online monitoring system which comprises a data acquisition terminal system, a server terminal system and a client terminal system; the data acquisition terminal system is used for acquiring and acquiring the operation information of the radial gate in real time; the server terminal system comprises an information processing module, a database and an upper computer; the information processing module is used for obtaining decision information according to the operation information and preset standard information; the database is used for storing management information; the upper computer is used for displaying information; the client subsystem comprises a user management module, an operating state module, a safety evaluation module and a data management module; the user management module is used for managing user information; the running state module is used for displaying running information in real time; the safety warning module is used for carrying out alarm prompt according to the decision information; the data management module is used for inquiring information. The invention can automatically, intelligently and scientifically monitor the radial gate.
Description
Technical Field
The invention belongs to the technical field of hydropower operation safety management, and particularly relates to a hydropower station radial gate real-time online monitoring system.
Background
China has abundant water resources and numerous hydropower stations, and the radial gate is important equipment for water conservancy and hydropower engineering. Safety is an important topic in hydraulic engineering construction and operation. The influence of the safety of the gate on the safety of hydraulic engineering is very large. In the traditional operation management method, the safe operation of the radial gate is usually ensured by regular inspection. However, the failure of the hydraulic gate is often highly random, and the regular maintenance is difficult to ensure the safe operation of the hydraulic gate. According to statistics, at present, in the water conservancy projects built nationwide and under construction, more than eighty thousand projects such as reservoir hydropower stations and the like exist, the number of the hydraulic radial gates is huge, and the labor intensity of regular routing inspection of the radial gates is high. Meanwhile, regular inspection often requires flood discharge in advance, which causes huge economic loss to water supply and power stations.
Disclosure of Invention
The invention provides a real-time online monitoring system for a hydropower station radial gate, and solves the problems of low efficiency and high cost of safety monitoring of the radial gate through periodic inspection in the prior art.
The invention provides a hydropower station radial gate real-time online monitoring system, which comprises: the system comprises a data acquisition terminal system, a server terminal subsystem and a client terminal subsystem;
the data acquisition terminal system is used for acquiring and acquiring the operation information of the radial gate in real time;
the server terminal system includes: the system comprises an information processing module, a database and an upper computer; the information processing module is used for obtaining decision information according to the operation information and preset standard information; the database is used for storing and managing the standard information, the operation information and the decision information; the upper computer is used for displaying the standard information, the operation information or the decision information;
the client subsystem includes: the system comprises a user management module, an operating state module, a safety evaluation module and a data management module; the user management module is used for managing user information; the running state module is used for displaying the running information in real time; the safety warning module is used for carrying out alarm prompt according to the decision information; the data management module is used for inquiring the operation information, the standard information or the decision information.
Preferably, the data acquisition terminal system comprises a strain gauge sensor, an acceleration sensor and an inclination angle sensor, and the sensors are arranged on the radial gate.
Preferably, the strain gauge sensors are arranged on an upper support arm, a lower support arm, an upper main beam, an arc gate surface and a lower main beam of the arc gate.
Preferably, the acceleration sensor is arranged on an upper support arm, a lower support arm, an upper main beam, an arc gate surface and a lower main beam of the arc gate.
Preferably, the inclination angle sensors are arranged on an upper main beam and a lower main beam of the radial gate.
Preferably, the data acquisition terminal system further comprises a plurality of pipelines, and the plurality of pipelines form a sensing line of each sensor.
Preferably, the pipeline is a galvanized stainless steel pipe with the wall thickness of 2 mm.
Preferably, the strain gauge in the strain gauge sensor is a welded strain gauge.
Preferably, the strain gauge sensors and the acceleration sensor are sealed through hot melt adhesive, and lead-out wires of the sensors are wrapped by flexible metal corrugated pipes.
Preferably, the operation information comprises stress data, dynamic response data and gate attitude data; and the information processing module compares the operation information with the standard information, judges whether the radial gate is safe or not, and obtains the decision information.
One or more technical schemes provided by the invention at least have the following technical effects or advantages:
in the invention, the operation information of the radial gate is acquired and obtained in real time through a data acquisition terminal system; the method comprises the steps that decision information is obtained through an information processing module of a server terminal system according to operation information and preset standard information, management standard information, operation information and decision information are stored in a database of the server terminal system, and the standard information, the operation information or the decision information are displayed through an upper computer of the server terminal system; the user information is managed through a user management module of the client subsystem, the operation information is displayed in real time through an operation state module of the client subsystem, alarm prompt is carried out through a safety warning module of the client subsystem according to the decision information, and the operation information, the standard information or the decision information is inquired through a data management module of the client subsystem. The invention establishes an online monitoring system for the radial gate, further carries out automatic, intelligent and scientific monitoring, can realize an unattended operation mode, masters the operation characteristics of the radial gate in real time, carries out safety assessment on the radial gate, ensures the reliable and safe operation of the radial gate in the whole life cycle, can effectively improve the monitoring efficiency and reduce the monitoring cost.
Drawings
Fig. 1 is a schematic frame diagram of a real-time online monitoring system for a radial gate of a hydropower station according to an embodiment of the invention;
fig. 2 is a schematic structural diagram of a sluice gate of a hydropower station in a real-time online monitoring system for the sluice gate of the hydropower station according to an embodiment of the present invention.
Wherein, the gate comprises a gate hinge structure 1, an upper support arm 2, a lower support arm 3, a lower main beam 4, an arc gate surface 5, an upper main beam 6 and a lifting lug 7.
Detailed Description
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
The embodiment provides a real-time online monitoring system of power station radial gate, refer to fig. 1, include: the system comprises a data acquisition terminal system, a server terminal system and a client subsystem.
And the data acquisition terminal system is used for acquiring and acquiring the operation information of the radial gate in real time.
Specifically, the data acquisition terminal system comprises a strain gauge sensor, an acceleration sensor and an inclination angle sensor, and the sensors are arranged on the radial gate.
The strain gauge sensors are arranged on the upper support arm, the lower support arm, the upper main beam, the arc-shaped gate surface and the lower main beam of the arc-shaped gate. The acceleration sensor is arranged on an upper support arm, a lower support arm, an upper main beam, an arc-shaped gate surface and a lower main beam of the arc-shaped gate. The inclination angle sensors are arranged on the upper main beam and the lower main beam of the radial gate.
In addition, the data acquisition terminal system also comprises a plurality of pipelines, and the plurality of pipelines form the sensing line of each sensor. The pipeline adopts a galvanized stainless steel pipe with the wall thickness of 2 mm.
In application, the strain gauge in the strain gauge sensor adopts a welding type strain gauge. The strain gauge sensors and the acceleration sensor are sealed through hot melt adhesive, and the outgoing lines of the sensors are wrapped by flexible metal corrugated pipes.
The server terminal system includes: the system comprises an information processing module, a database and an upper computer. The information processing module is used for obtaining decision information according to the operation information and preset standard information; the database is used for storing and managing the standard information, the operation information and the decision information; the upper computer is used for displaying the standard information, the operation information or the decision information.
Specifically, the operation information includes stress data, dynamic response data, and gate attitude data; and the information processing module compares the operation information with the standard information, judges whether the radial gate is safe or not, and obtains the decision information.
The client subsystem includes: the system comprises a user management module, an operation state module, a safety evaluation module and a data management module. The user management module is used for managing user information; such as adding users, deleting users, modifying passwords, etc. The running state module is used for displaying the running information in real time. And the safety warning module is used for carrying out alarm prompt according to the decision information. The data management module is used for inquiring the operation information, the standard information or the decision information.
Specifically, the client subsystem comprises an Android operating system and provides real-time monitoring data of the gate for a user on an Android application platform.
The invention can automatically monitor the operation of the radial gate in real time, collects the operation data of the radial gate in real time, and realizes the real-time online monitoring of parameters such as static stress, dynamic response, geometric deformation, hydrodynamics of a gate slot, ventilation condition, wind speed and the like of the gate and main components of a hoist. The invention establishes a gate safety evaluation system, monitors the safe operation state of the gate system under the support of a decision system, and warns the occurrence of risks so as to realize the safe operation of the gate.
As shown in fig. 2, the radial gate is a structural schematic diagram, the radial gate has a bilateral symmetry structure, and two gate hinge structures 1 are arranged at one end of the gate and are used for connecting with an external frame. The integral structure can be further divided into an upper support arm 2, a lower support arm 3, a lower main beam 4, an arc-shaped gate surface 5 and an upper main beam 6, wherein a lifting lug 7 is arranged on the upper main beam 6 and is used for being connected with an external hydraulic or electric lifting mechanism to drive the gate hinge structure 1 to lift and descend, and the gate is opened and closed. The gate is installed in the dam duct, wherein the arc-shaped gate face 5 is the water facing side. The service working condition of the gate is severe, and is influenced by factors such as instantaneous water impact, long-term corrosion, four-season temperature difference and the like, and the evaluation of the health state of the gate is a difficult problem for interfering engineering technicians. In order to realize the real-time online monitoring function of the gate, a plurality of strain gauge sensors, a plurality of acceleration sensors and a plurality of inclination angle sensors are arranged at each key position of the main part of the gate, and gate operation data at each position is collected for gate safety assessment and maintenance decision analysis.
Specifically, the strain gauge sensors arranged on the upper support arm 2 and the lower support arm 3 are arranged along the water flow direction (vertical radial gates). The inclination angle sensor, the strain gauge sensor and the acceleration sensor which are arranged on the upper main cross beam 6 are all located on the center line of the upper main cross beam 6, and the strain gauges are arranged along the length direction of the cross beam. The sensing lines of the sensors are formed by arranging a plurality of pipelines, and comprise main loops forming sensor signals and power lines and a sensing branch of a specific sensor. All position sensor lines of the gate are gathered to the pipeline corresponding to the lower support arm 3, close to the tail end of the gate hinge structure 1 and finally transmitted to a server terminal system located in a hydropower station centralized control room.
The adopted pipelines are galvanized stainless steel pipes with the wall thickness of 2mm, the pipelines are distributed on the surface of the gate and are of a bifurcated tree structure, and the outer sides of the pipelines are welded with the surface of the gate. Wherein, the inner diameter of the pipeline as the main loop is 30mm, the pipe wall is 2mm, the inner diameter of the pipeline as the branch is 15mm, and the wall thickness is 2 mm. In order to ensure that the invention realizes a reliable on-line monitoring function, each strain gauge adopts a welding type strain gauge. In order to protect the sensor, after the strain gauge is welded, the strain gauge and the acceleration sensor are sealed by hot melt adhesive, and a sensor lead-out wire is wrapped by a flexible metal corrugated pipe.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a real-time on-line monitoring system of power station radial gate which characterized in that includes: the system comprises a data acquisition terminal system, a server terminal subsystem and a client terminal subsystem;
the data acquisition terminal system is used for acquiring and acquiring the operation information of the radial gate in real time;
the server terminal system includes: the system comprises an information processing module, a database and an upper computer; the information processing module is used for obtaining decision information according to the operation information and preset standard information; the database is used for storing and managing the standard information, the operation information and the decision information; the upper computer is used for displaying the standard information, the operation information or the decision information;
the client subsystem includes: the system comprises a user management module, an operating state module, a safety evaluation module and a data management module; the user management module is used for managing user information; the running state module is used for displaying the running information in real time; the safety warning module is used for carrying out alarm prompt according to the decision information; the data management module is used for inquiring the operation information, the standard information or the decision information.
2. The real-time on-line monitoring system for the sluice gate of the hydropower station according to claim 1, wherein the data acquisition terminal system comprises a strain gauge sensor, an acceleration sensor and an inclination sensor, and the sensors are arranged on the sluice gate.
3. The real-time on-line monitoring system of the radial gate of the hydropower station according to claim 2, wherein the strain gauge sensors are arranged on an upper support arm, a lower support arm, an upper main beam, the radial gate surface and a lower main beam of the radial gate.
4. The real-time on-line monitoring system of the radial gate of the hydropower station according to claim 2, wherein the acceleration sensor is arranged on an upper support arm, a lower support arm, an upper main beam, the radial gate surface and a lower main beam of the radial gate.
5. The real-time on-line monitoring system of the radial gate of the hydropower station according to claim 2, wherein the inclination angle sensor is arranged on an upper main beam and a lower main beam of the radial gate.
6. The real-time on-line monitoring system for the sluice gate of the hydropower station according to claim 2, wherein the data acquisition terminal system further comprises a plurality of pipelines, and the plurality of pipelines form a sensing line of each sensor.
7. The real-time on-line monitoring system of the sluice gate of the hydropower station according to claim 6, wherein the pipeline is a galvanized stainless steel pipe with a wall thickness of 2 mm.
8. The real-time on-line monitoring system for the sluice gate of the hydropower station according to claim 2, wherein a welded strain gauge is adopted as the strain gauge in the strain gauge sensor.
9. The real-time on-line monitoring system for the radial gate of the hydropower station according to claim 2, wherein the strain gauge sensor and the acceleration sensor are sealed by hot melt adhesive, and lead-out wires of the sensors are wrapped by flexible metal corrugated pipes.
10. The real-time on-line monitoring system for the curved gate of the hydropower station of claim 1, wherein the operation information comprises stress data, dynamic response data, and gate attitude data; and the information processing module compares the operation information with the standard information, judges whether the radial gate is safe or not, and obtains the decision information.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110225597.XA CN113074775A (en) | 2021-03-01 | 2021-03-01 | Real-time online monitoring system for hydropower station radial gate |
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| CN202110225597.XA CN113074775A (en) | 2021-03-01 | 2021-03-01 | Real-time online monitoring system for hydropower station radial gate |
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| CN109443424A (en) * | 2018-10-12 | 2019-03-08 | 湖北工业大学 | A kind of arc open-close sluice gate status monitoring and error comprehensive diagnosis method |
| CN109597344A (en) * | 2019-01-24 | 2019-04-09 | 国电大渡河流域水电开发有限公司 | A kind of hydroelectric project steel arch-gate real time on-line monitoring system |
| CN111897270A (en) * | 2020-08-13 | 2020-11-06 | 郑州金闸测控技术有限公司 | Real-time online health state monitoring system for ship lock miter gate and hoist |
-
2021
- 2021-03-01 CN CN202110225597.XA patent/CN113074775A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002163299A (en) * | 2000-11-28 | 2002-06-07 | Sakai Musen:Kk | Wide-area integrated information collecting and controlling system |
| CN108089560A (en) * | 2017-12-14 | 2018-05-29 | 成都众柴科技有限公司 | A kind of gate and headstock gear real time on-line monitoring and operational safety management system and its implementation |
| CN207992759U (en) * | 2018-03-21 | 2018-10-19 | 成都众柴科技有限公司 | Arch gate flow induced vibration on-line monitoring system |
| CN109443424A (en) * | 2018-10-12 | 2019-03-08 | 湖北工业大学 | A kind of arc open-close sluice gate status monitoring and error comprehensive diagnosis method |
| CN109597344A (en) * | 2019-01-24 | 2019-04-09 | 国电大渡河流域水电开发有限公司 | A kind of hydroelectric project steel arch-gate real time on-line monitoring system |
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Application publication date: 20210706 |