CN213069622U - Monitoring and measuring system for edge corner of steam generator supporting plate - Google Patents
Monitoring and measuring system for edge corner of steam generator supporting plate Download PDFInfo
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- CN213069622U CN213069622U CN202022681234.0U CN202022681234U CN213069622U CN 213069622 U CN213069622 U CN 213069622U CN 202022681234 U CN202022681234 U CN 202022681234U CN 213069622 U CN213069622 U CN 213069622U
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Abstract
The utility model discloses a steam generator supporting plate edge corner monitoring and measuring system, this system includes: a plurality of information acquisition devices are used for gathering the deformation volume of backup pad at different measuring points, temperature respectively, information acquisition device includes: the high-temperature-resistant micrometer is used for acquiring the deformation quantity of the support plate at a measuring point; the high-temperature-resistant temperature sensor is used for acquiring the temperature of the support plate at the measuring point; and the data transmission module is used for transmitting the deformation and temperature data acquired by the information acquisition devices to a terminal. The utility model provides a steam generator backup pad edge corner monitoring measurement system and measuring method thereof, it can be convenient, high-efficient, monitor the deflection of measuring nuclear power steam generator backup pad accurately, through the data that monitoring measurement system detected, adjusts external cooling system's air supply volume and air supply direction in real time, ensures that backup pad deformation control is in tolerance requirement within range.
Description
Technical Field
The utility model relates to a nuclear power field, concretely relates to steam generator supporting plate edge corner monitoring and measuring system.
Background
When the AP1000 and CAP1400 nuclear power steam generators perform local heat treatment on an intermediate annular seam and a lower end socket, the support plate is deformed to generate DING due to high temperature, and the U-shaped pipe penetrating through the support plate is damaged due to overlarge heat deformation of the support plate. The measurement and monitoring of the supporting plate and the effective control of the deformation of the supporting plate are difficult problems which are urgently needed to be solved in the local heat treatment process of the middle circular seam and the lower end socket of the nuclear power steam generator.
Due to the high temperature and the closed narrow space, personnel cannot enter the measurement, so that the measurement cannot be monitored in real time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steam generator supporting plate edge corner monitoring and measuring system for the variable quantity of real-time supervision backup pad, has developed one set of steam generator supporting plate edge corner monitoring and measuring system, and through the data that monitoring and measuring system detected, real-time adjustment relevant position's air supply volume and direction ensure that the deformation control of backup pad requires the within range at the tolerance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a steam generator support plate edge corner monitoring and measuring system comprising:
a plurality of information acquisition devices are used for gathering the deformation volume of backup pad at different measuring points, temperature respectively, information acquisition device includes:
the high-temperature-resistant micrometer is used for acquiring the deformation quantity of the support plate at a measuring point;
the high-temperature-resistant temperature sensor is used for acquiring the temperature of the support plate at the measuring point;
and the data transmission module is used for transmitting the deformation and temperature data acquired by the information acquisition devices to a terminal.
Furthermore, the data transmission module comprises a plurality of high-temperature-resistant data lines with the same number as the information acquisition devices, one end of each high-temperature-resistant data line is connected with one information acquisition device, and the other end of each high-temperature-resistant data line is connected with the data acquisition controller.
Further, the data acquisition controller is connected with the terminal.
Further, the terminal is a computer.
Further, the data acquisition controller includes:
a displacement sensor controller;
a serial server;
the displacement sensor controller is used for receiving the deformation quantity and the temperature data and sending the deformation quantity and the temperature data to the serial server, and the serial server is used for processing the deformation quantity and the temperature data and sending the deformation quantity and the temperature data to a terminal.
Further, still include a plurality of adjusting device that act on respectively said different measuring points, adjusting device includes:
the air supply device can adjust the air volume in unit time;
the wind direction control device is used for adjusting the position of the air supply device so as to adjust the wind direction of the air supply device;
and after the terminal processes the deformation and temperature data acquired by the information acquisition devices, the wind speed and the wind direction are adjusted according to the obtained displacement, angle change, deformation and temperature information of the support plate at different measurement points, so as to ensure that the deformation of the support plate after heat treatment meets the tolerance requirement.
Further, the high temperature resistant thermometers are installed on corresponding measuring points through TSP special fixed tools.
Further, different measuring points are located at edge corners of the supporting plate.
On the other hand, the utility model also provides a be applied to the control measuring method of steam generator backup pad, include:
s1, acquiring deformation, temperature, displacement and angle changes of the support plate at different measuring points;
s2, judging whether the deformation quantity and the temperature difference of different measuring points exceed threshold values, if so, performing S3, otherwise, repeating the step S1;
s3, controlling the adjusting device to perform temperature processing on the measuring point corresponding to the adjusting device, and performing step S2.
Further, the step S3 specifically includes:
s301, moving the adjusting device until the corresponding measuring point is in a set range;
s302, rotating the wind direction control device until the wind direction control device is within a set angle range with the corresponding measuring point;
and S303, starting the air supply device, and closing the air supply device after running for a set time.
Compared with the prior art, the utility model discloses one of following advantage has at least:
the utility model provides a steam generator backup pad edge corner monitoring measurement system and measuring method thereof, it can be convenient, high-efficient, monitor the deflection of measuring nuclear power steam generator backup pad accurately, through the data that monitoring measurement system detected, adjusts external cooling system's air supply volume and air supply direction in real time, ensures that backup pad deformation control is in tolerance requirement within range.
Drawings
Fig. 1 is a schematic structural diagram of a system for monitoring and measuring an edge rotation angle of a steam generator supporting plate according to an embodiment of the present invention;
fig. 2 is a flowchart of a method for monitoring and measuring an edge rotation angle of a steam generator supporting plate according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings 1-2 and the detailed description thereof. The advantages and features of the present invention will become more apparent from the following description. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention. To make the objects, features and advantages of the present invention more comprehensible, please refer to the attached drawings. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limitation of the implementation of the present invention, so that the present invention does not have the essential significance in the technology, and any modification of the structure, change of the ratio relationship or adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprise," "include," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, steam generator support plate edge corner monitoring measurement system, article, or field device that comprises a list of elements includes not only those elements but also other elements not expressly listed or inherent to such a process, steam generator support plate edge corner monitoring measurement system, article, or field device. Without further limitation, the recitation of an element by the phrase "comprising an … …" does not exclude the presence of additional like elements in the process, steam generator support plate edge rotation angle monitoring measurement system, article, or field device in which the element is incorporated.
Referring to fig. 1, the present embodiment provides a system for monitoring and measuring an edge corner of a steam generator supporting plate, including:
a plurality of information acquisition devices are used for gathering the deformation volume of backup pad at different measuring points, temperature respectively, information acquisition device includes:
the high-temperature-resistant micrometer is used for acquiring the deformation quantity of the support plate at a measuring point;
the high-temperature-resistant temperature sensor is used for acquiring the temperature of the support plate at the measuring point;
and the data transmission module is used for transmitting the deformation and temperature data acquired by the information acquisition devices to a terminal.
In this embodiment, the data transmission module includes a plurality of high temperature resistant data lines the same as the information acquisition device in quantity, one end of the high temperature resistant data line is connected with one information acquisition device, and the other end of the high temperature resistant data line is connected with the data acquisition controller.
In this embodiment, the data acquisition controller is connected to the terminal.
In this embodiment, the terminal is a computer.
In this embodiment, the data acquisition controller includes:
a displacement sensor controller;
a serial server;
the displacement sensor controller is used for receiving the deformation quantity and the temperature data and sending the deformation quantity and the temperature data to the serial server, and the serial server is used for processing the deformation quantity and the temperature data and sending the deformation quantity and the temperature data to a terminal.
In this embodiment, the measuring device further includes a plurality of adjusting devices respectively acting on the different measuring points, and the adjusting devices include:
the air supply device can adjust the air volume in unit time;
the wind direction control device is used for adjusting the position of the air supply device so as to adjust the wind direction of the air supply device;
and after the terminal processes the deformation and temperature data acquired by the information acquisition devices, the wind speed and the wind direction are adjusted according to the obtained displacement, angle change, deformation and temperature information of the support plate at different measurement points, so as to ensure that the deformation of the support plate after heat treatment meets the tolerance requirement.
In this embodiment, the high temperature resistance thermometer is installed on the corresponding measuring point through a fixed tool dedicated to the TSP.
In this embodiment, different measurement points are located at the edge corners of the supporting plate.
Based on the same utility model concept, the embodiment further provides a monitoring and measuring method applied to the steam generator support plate, please refer to fig. 2, which includes:
s1, acquiring deformation, temperature, displacement and angle changes of the support plate at different measuring points;
s2, judging whether the deformation quantity and the temperature difference of different measuring points exceed threshold values, if so, performing S3, otherwise, repeating the step S1;
s3, controlling the adjusting device to perform temperature processing on the measuring point corresponding to the adjusting device, and performing step S2.
In this embodiment, the step S3 specifically includes:
s301, moving the adjusting device until the corresponding measuring point is in a set range;
s302, rotating the wind direction control device until the wind direction control device is within a set angle range with the corresponding measuring point;
and S303, starting the air supply device, and closing the air supply device after running for a set time.
The supporting plate can be heated and deformed during the local heat treatment of the middle circular seam and the lower end socket of the steam generator. In order to monitor the deformation condition of the supporting plate in real time, measuring points are selected in narrow spaces in four directions of the edge corner of the supporting plate, the TSP special fixing tool is used for fixing the high-temperature-resistant micrometer on the corresponding measuring points on the edge of the supporting plate, the high-temperature-resistant temperature sensor is arranged on the periphery of the high-temperature-resistant micrometer, the high-temperature-resistant temperature sensor is connected to an external data acquisition controller through a steam generator inspection hole, and the data acquisition controller is connected with a computer. After the related setting is completed through measurement and analysis software, the sensors are connected and the initial position is set, in the heat treatment process of the steam generator, a monitoring and measuring system displays the data change of each measuring point in real time and generates a change curve graph, and a worker adjusts the air supply amount of the corresponding position of the support plate according to the monitoring data to ensure that the deformation of the support plate is controlled within the tolerance requirement range.
The utility model discloses can be convenient, high-efficient, accurately monitor and measure the deflection of nuclear power steam generator supporting plate edge corner each position in heat treatment process to the shape and the position change of controlling whole backup pad give the adjustment scheme simultaneously, ensure that the product satisfies the designing requirement.
The monitoring and measuring system for the edge corner of the supporting plate of the steam generator transmits measured data to a computer terminal in real time through a displacement sensor arranged in a narrow space of the edge corner of the supporting plate, information such as displacement, angle change, temperature and the like of each position of the supporting plate is displayed on a main interface after analysis and calculation through measurement and analysis software, and a worker adjusts the wind speed and the wind direction according to the data, so that the change of the supporting plate after heat treatment meets the tolerance requirement.
The problem of real-time monitoring and measuring of deformation of the supporting plate in a narrow space of the edge corner of the supporting plate is solved; the deformation condition of the whole supporting plate in the heat treatment process is conveniently, efficiently and accurately measured by automatically measuring and reflecting the measured data in real time and utilizing the narrow space of the corner of the edge of the supporting plate; automatic measurement and automatic calculation and analysis are carried out, human errors are eliminated, an adjustment scheme is automatically given, and the method is fast, timely and accurate; the measuring system is simple and convenient to install, simple in software interface, convenient to operate and extremely large in expandable space.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (8)
1. A steam generator brace panel edge corner monitoring and measuring system, comprising:
a plurality of information acquisition devices are used for gathering the deformation volume of backup pad at different measuring points, temperature respectively, information acquisition device includes:
the high-temperature-resistant micrometer is used for acquiring the deformation quantity of the support plate at a measuring point;
the high-temperature-resistant temperature sensor is used for acquiring the temperature of the support plate at the measuring point;
and the data transmission module is used for transmitting the deformation and temperature data acquired by the information acquisition devices to a terminal.
2. The steam generator support plate edge corner monitoring and measuring system of claim 1, wherein the data transmission module comprises a number of high temperature resistant data lines equal to the number of the information acquisition devices, one end of the high temperature resistant data lines is connected to one of the information acquisition devices, and the other end of the high temperature resistant data lines is connected to a data acquisition controller.
3. The steam generator support plate edge corner monitoring measurement system of claim 2, wherein the data acquisition controller is coupled to the terminal.
4. The steam generator support plate edge corner monitoring and measuring system of claim 3, wherein the terminal is a computer.
5. The steam generator support plate edge corner monitoring measurement system of claim 3, wherein the data acquisition controller comprises:
a displacement sensor controller;
a serial server;
the displacement sensor controller is used for receiving the deformation quantity and the temperature data and sending the deformation quantity and the temperature data to the serial server, and the serial server is used for processing the deformation quantity and the temperature data and sending the deformation quantity and the temperature data to a terminal.
6. The steam generator support plate edge corner monitoring and measuring system of claim 1, further comprising a plurality of adjustment devices acting on the different measurement points, respectively, the adjustment devices comprising:
the air supply device can adjust the air volume in unit time;
the wind direction control device is used for adjusting the position of the air supply device so as to adjust the wind direction of the air supply device;
and after the terminal processes the deformation and temperature data acquired by the information acquisition devices, the wind speed and the wind direction are adjusted according to the obtained displacement, angle change, deformation and temperature information of the support plate at different measurement points, so as to ensure that the deformation of the support plate after heat treatment meets the tolerance requirement.
7. The steam generator support plate edge corner monitoring and measuring system of claim 1, wherein the refractory thermometers are mounted to the corresponding measurement points by TSP dedicated fixed tooling.
8. The steam generator support plate edge corner monitoring measurement system of claim 1, wherein different ones of the measurement points are located at edge corners of the support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022681234.0U CN213069622U (en) | 2020-11-19 | 2020-11-19 | Monitoring and measuring system for edge corner of steam generator supporting plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022681234.0U CN213069622U (en) | 2020-11-19 | 2020-11-19 | Monitoring and measuring system for edge corner of steam generator supporting plate |
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| Publication Number | Publication Date |
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| CN213069622U true CN213069622U (en) | 2021-04-27 |
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| CN202022681234.0U Active CN213069622U (en) | 2020-11-19 | 2020-11-19 | Monitoring and measuring system for edge corner of steam generator supporting plate |
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| CN (1) | CN213069622U (en) |
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