CN116430130A - Data acquisition system for detecting protection transformation ratio of distribution network switch - Google Patents
Data acquisition system for detecting protection transformation ratio of distribution network switch Download PDFInfo
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Abstract
The invention discloses a data acquisition system for detecting a protection transformation ratio of a distribution network switch, which comprises an equipment acquisition module, a wiring acquisition module, an image acquisition module, an environment acquisition module, a data processing module and an information sending module, wherein the equipment acquisition module is connected with the wiring acquisition module; the device information acquisition module is used for acquiring device information of the data acquisition device, and the wiring acquisition module is used for acquiring wiring information of the data acquisition device; the environment acquisition module is used for acquiring environment information, wherein the environment information comprises storage environment information and use environment information of the data acquisition equipment; the image acquisition module is used for acquiring real-time image information in the use process of the data acquisition equipment; the data processing module is used for processing the equipment information, the wiring information, the environment information and the real-time image information to obtain the equipment management and control information, the wiring management and control information, the environment management and control information and the detection management and control information. The invention can more stably and accurately collect the protection transformation ratio detection data of the distribution network switch.
Description
Technical Field
The invention relates to the field of data acquisition, in particular to a data acquisition system for detecting protection transformation ratio of a distribution network switch.
Background
The transformation ratio includes transformer transformation ratio, voltage Transformer (TV) transformation ratio and current Transformer (TA) transformation ratio, and the transformation ratio K (i.e., voltage ratio) of the transformer is the ratio of the high voltage winding voltage U1 and the low voltage winding voltage U2 under the transformer no-load condition. For a three-phase transformer, the transformation ratio on the nameplate generally refers to the ratio of the high voltage winding rated line voltage U1N to the low voltage winding rated line voltage U2N. The voltage ratio between the primary winding and the secondary winding of the voltage transformer or the current ratio of the primary winding and the secondary winding of the current transformer;
when the protection transformation ratio detection is carried out, a data acquisition system consisting of a transformation ratio detector is needed to acquire detection data.
The existing data acquisition system acquires the environmental influence on the data reaching the protection transformation ratio, so that the error is larger, and a certain influence is brought to the use of the data acquisition system.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: how to solve the problem that the use of the existing safety protection system brings a certain influence because of single protection type and poor protection effect, and provides a data acquisition system for detecting the protection transformation ratio of a distribution network switch.
The invention solves the technical problems through the following technical scheme that the invention comprises an equipment acquisition module, a wiring acquisition module, an image acquisition module, an environment acquisition module, a data processing module and an information sending module;
the device information acquisition module is used for acquiring device information of the data acquisition device, and the wiring acquisition module is used for acquiring wiring information of the data acquisition device;
the environment acquisition module is used for acquiring environment information, wherein the environment information comprises storage environment information and use environment information of the data acquisition equipment;
the image acquisition module is used for acquiring real-time image information in the use process of the data acquisition equipment;
the data processing module is used for processing the equipment information, the wiring information, the environment information and the real-time image information to obtain equipment management and control information, wiring management and control information, environment management and control information and detection management and control information;
after the equipment management and control information, the connection management and control information, the environment management and control information and the detection management and control information are generated, the information sending module sends the information to a preset receiving terminal.
The device management and control information comprises device use management and control information and device use detection information;
the specific processing process of the equipment management and control information is as follows: extracting collected equipment information, wherein the equipment information comprises equipment grounding information, equipment impact information, equipment horizontal state information and equipment bottom surface stress information;
when the ground wire is abnormal, the generating equipment uses the control information;
the equipment impact force information is vibration force information received by equipment in the transportation process and the use process, and when the vibration force information is larger than a preset value, equipment use detection information is generated;
extracting equipment horizontal state information, namely generating equipment use management and control information when the equipment horizontal state information is larger than a preset value;
the equipment bottom surface stress information is stress magnitude information of the bottom surface of the data acquisition equipment, and when the equipment bottom surface stress information is larger than a preset value, equipment use detection information is generated.
Further, the wiring control information comprises wiring adjustment information and wiring warning information;
the specific processing process of the wiring management information is as follows:
step one: extracting collected wiring information, wherein the wiring information comprises wiring image information and wiring tightness information;
step two: extracting the collected wiring image information, processing the wiring image information to obtain wiring winding information and wiring angle information, and generating wiring adjustment information when the wiring winding information is that a cable winding exists or the wiring angle is a non-standard angle;
step three: when the wiring tightness information is smaller than a preset warning value, wiring adjustment information is generated;
step four: and when the problems in the second step and the third step still exist, wiring warning information is directly generated.
The specific process of obtaining the wiring winding information and the wiring angle information by processing the wiring image information in the second step is as follows: the outside of the connected cable is coated with the coating with different colors, the coating areas are the same, the color content and the coating area are imported into the wiring image information, the real-time color content and the color area information in the wiring image information are analyzed, and when the color content and the color area information deviate from the preset color content and the color area information, the winding of the wiring is indicated;
and extracting wiring image information, taking a wiring surface of the data acquisition equipment as a reference surface, and measuring the angle between the access cable and the base surface, namely obtaining wiring angle information.
Further, the environment control information comprises detection environment control information and storage environment control information;
the specific processing process of the environment management and control information is as follows: extracting the storage environment information and the use environment information of the acquired data acquisition equipment;
the storage environment information of the data acquisition equipment comprises environment humidity information, environment temperature information and environment dust concentration information;
processing the environmental humidity information, the environmental temperature information and the environmental dust concentration information to obtain comprehensive evaluation parameters;
when any one of the environmental humidity information, the environmental temperature information, the environmental dust concentration information and the comprehensive evaluation parameter is larger than a preset value, generating and storing environmental management and control information;
the use environment information of the data acquisition equipment is extracted to comprise the electric field intensity, the magnetic field intensity and the number of high-frequency equipment, and when any one of the electric field intensity, the magnetic field intensity and the number of the high-frequency equipment is larger than a preset value, detection environment management and control information is generated.
Further, the specific processing procedure of the comprehensive evaluation parameters is as follows: the collected environmental humidity information, environmental temperature information and environmental dust concentration information are extracted, the collected environmental humidity information, the collected environmental temperature information and the collected environmental dust concentration information are marked as K1, K2 and K3 in sequence, a correction value P1 is given to the environmental humidity, a correction value P2 is given to the environmental temperature information, a correction value P3 is given to the environmental dust concentration, P1 is larger than P2=P3, P1+P2+P3=1, and an integrated evaluation parameter Kp is obtained through the formula (K1+P1+K2+K3) and alpha=Kp, wherein alpha is the correction parameter and alpha is approximately 0.98.
Further, the specific processing procedure of the detection and management information is as follows: and extracting real-time image information in the use process of the acquired data acquisition equipment, analyzing the real-time image information, setting a monitoring area, and generating detection control when the monitoring area is abnormal.
Further, the specific treatment process of the monitoring area is as follows: extracting the acquired real-time image information, processing the real-time image information, acquiring the position of the data acquisition equipment and the position of the detected distribution network switch, selecting the position of the data acquisition equipment closest to the detected distribution network switch, marking as a point A1, selecting the position of the detected distribution network switch closest to the data acquisition equipment, marking as a point A2, connecting the point A1 with the point A2 to acquire a line segment L, measuring the length of the line segment L, drawing a circle E1 with the L/2 as a radius, drawing a rectangle E2 circumscribed on the circle E1, overlapping two sides of the rectangle E2 with the points A1 and A2, and acquiring the area where the rectangle E2 is located as a monitoring area;
the process of judging the presence of the abnormality in the monitoring area is as follows: the method comprises the steps that the number of preset detection personnel is set, when the number of personnel in a monitoring area exceeds the number of the preset detection personnel, the presence of abnormality in the monitoring area is indicated, and when the distance between the monitoring personnel and a detected distribution network switch after detection is started is smaller than a preset value, the presence of abnormality in the monitoring area is indicated.
Compared with the prior art, the invention has the following advantages: according to the data acquisition system for detecting the distribution network switch protection transformation ratio, equipment control information, wiring control information, environment control information and detection control information are obtained by processing equipment information, wiring information, environment information and real-time image information, comprehensive improvement of accuracy of detection of the distribution network switch protection transformation ratio is achieved, real-time state of data acquisition equipment for detecting the distribution network switch protection transformation ratio can be known by analyzing and processing the equipment information, detection data deviation or detection failure caused by faults of the data acquisition equipment are avoided, whether abnormal wiring states exist in a data acquisition process can be timely found through the generated wiring control information, warning is timely conducted, detection failure of the distribution network switch protection transformation ratio or overlarge detected data deviation caused by abnormal wiring states is avoided, detection environment and storage environment of detection equipment can be known through the generated environment control information, influence of environmental problems on detection results is reduced, detection stability is improved, and the system is worth popularizing and using.
Drawings
Fig. 1 is a system block diagram of the present invention.
Detailed Description
The following describes in detail the examples of the present invention, which are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of protection of the present invention is not limited to the following examples.
As shown in fig. 1, this embodiment provides a technical solution: the data acquisition system for detecting the protection transformation ratio of the distribution network switch comprises an equipment acquisition module, a wiring acquisition module, an image acquisition module, an environment acquisition module, a data processing module and an information sending module;
the device information acquisition module is used for acquiring device information of the data acquisition device, and the wiring acquisition module is used for acquiring wiring information of the data acquisition device;
the environment acquisition module is used for acquiring environment information, wherein the environment information comprises storage environment information and use environment information of the data acquisition equipment;
the image acquisition module is used for acquiring real-time image information in the use process of the data acquisition equipment;
the data processing module is used for processing the equipment information, the wiring information, the environment information and the real-time image information to obtain equipment management and control information, wiring management and control information, environment management and control information and detection management and control information;
after the equipment management and control information, the connection management and control information, the environment management and control information and the detection management and control information are generated, the information sending module sends the information to a preset receiving terminal;
the device management and control information, the wiring management and control information, the environment management and control information and the detection management and control information are obtained by processing the device information, the wiring information, the environment management and control information and the real-time image information, the comprehensive improvement of the accuracy of detection of the protection transformation ratio of the distribution network switch is realized, the real-time state of the data acquisition device for detecting the protection transformation ratio of the distribution network switch can be known by analyzing and processing the device information, the situation of detection data deviation or detection failure caused by the detection when the data acquisition device fails is avoided, whether the wiring state in the data acquisition process is abnormal or not can be timely found by the generated wiring management and control information, the situation of failure detection or overlarge detection data deviation caused by the abnormal wiring state is avoided, the detection environment and storage environment of the detection device can be known by the generated environment management and control information, the influence of environmental problems on the detection result is reduced, and the accuracy of the detected data is further improved, namely the detection stability is improved.
The device management and control information comprises device use management and control information and device use detection information;
the specific processing process of the equipment management and control information is as follows: extracting collected equipment information, wherein the equipment information comprises equipment grounding information, equipment impact information, equipment horizontal state information and equipment bottom surface stress information;
when the ground wire is abnormal, the generating equipment uses the control information;
the equipment impact force information is vibration force information received by equipment in the transportation process and the use process, and when the vibration force information is larger than a preset value, equipment use detection information is generated;
extracting equipment horizontal state information, namely generating equipment use management and control information when the equipment horizontal state information is larger than a preset value;
the equipment bottom surface stress information is stress magnitude information of the bottom surface of the data acquisition equipment, and when the equipment bottom surface stress information is larger than a preset value, equipment use detection information is generated;
through the process, whether the equipment for detecting the protection transformation ratio of the distribution network switch is abnormal or not can be known, warning information is timely sent out, and warning detection personnel adjust the state of the detection equipment, so that the stability of the detection equipment is ensured, and more accurate data acquisition related to the protection transformation ratio of the distribution network switch can be carried out in the detection process.
The wiring control information comprises wiring adjustment information and wiring warning information;
the specific processing process of the wiring management information is as follows:
step one: extracting collected wiring information, wherein the wiring information comprises wiring image information and wiring tightness information;
step two: extracting the collected wiring image information, processing the wiring image information to obtain wiring winding information and wiring angle information, and generating wiring adjustment information when the wiring winding information is that a cable winding exists or the wiring angle is a non-standard angle;
step three: when the wiring tightness information is smaller than a preset warning value, wiring adjustment information is generated;
step four: when the wiring regulation information generates the preset duration, the wiring image information and the wiring tightness information are collected again, the wiring image information and the wiring tightness information are processed again according to the flow of the second step and the third step, and when the problems in the second step and the third step still exist, wiring warning information is directly generated;
the specific process of processing the wiring image information to obtain the wiring winding information and the wiring angle information in the second step is as follows: the outside of the connected cable is coated with the coating with different colors, the coating areas are the same, the color content and the coating area are imported into the wiring image information, the real-time color content and the color area information in the wiring image information are analyzed, and when the color content and the color area information deviate from the preset color content and the color area information, the winding of the wiring is indicated;
extracting wiring image information, taking a wiring surface of data acquisition equipment as a reference surface, and measuring the angle between an access cable and the reference surface, namely obtaining wiring angle information;
through the process, the wiring state can be known before detection data acquisition, the situation that detection data acquisition fails due to the fact that an accessed cable is wound or wiring is loose is avoided, and the stability of data acquisition is guaranteed.
The environment control information comprises detection environment control information and storage environment control information;
the specific processing process of the environment management and control information is as follows: extracting the storage environment information and the use environment information of the acquired data acquisition equipment;
the storage environment information of the data acquisition equipment comprises environment humidity information, environment temperature information and environment dust concentration information;
processing the environmental humidity information, the environmental temperature information and the environmental dust concentration information to obtain comprehensive evaluation parameters;
when any one of the environmental humidity information, the environmental temperature information, the environmental dust concentration information and the comprehensive evaluation parameter is larger than a preset value, generating and storing environmental management and control information;
extracting using environment information of the data acquisition equipment, wherein the using environment information comprises electric field intensity, magnetic field intensity and the number of high-frequency equipment, and generating detection environment management and control information when any one of the electric field intensity, the magnetic field intensity and the number of the high-frequency equipment is larger than a preset value;
the specific processing procedure of the comprehensive evaluation parameters is as follows: extracting collected environmental humidity information, environmental temperature information and environmental dust concentration information, marking the collected environmental humidity information, the environmental temperature information and the environmental dust concentration information as K1, K2 and K3 in sequence, endowing the environmental humidity with a correction value P1, the environmental temperature information with a correction value P2, the environmental dust concentration with a correction value P3, wherein P1 is more than P2 = P3, P1+ P2+ P3 = 1, and obtaining a comprehensive evaluation parameter Kp by using a formula (K1 x P1+ K2 x P2+ K3 x P3) x alpha = Kp, wherein alpha is the correction parameter, and alpha is approximately 0.98;
through the process, the storage environment of the detection equipment and the detection environment are analyzed and processed, when the storage environment of the detection equipment is abnormal, namely the detection equipment possibly fails, the final data acquired during the detection of the protection transformation ratio of the distribution network switch can be influenced by the fact that the electric field strength in the detection environment is too high, the magnetic field strength is too high or the number of high-frequency equipment is too large, so that refined environmental analysis is necessary.
The specific processing process of the detection management and control information is as follows: extracting real-time image information of the acquired data acquisition equipment in the use process, analyzing the real-time image information, setting a monitoring area, and generating detection control when abnormality exists in the monitoring area;
the specific treatment process of the monitoring area is as follows: extracting the acquired real-time image information, processing the real-time image information, acquiring the position of the data acquisition equipment and the position of the detected distribution network switch, selecting the position of the data acquisition equipment closest to the detected distribution network switch, marking as a point A1, selecting the position of the detected distribution network switch closest to the data acquisition equipment, marking as a point A2, connecting the point A1 with the point A2 to acquire a line segment L, measuring the length of the line segment L, drawing a circle E1 with the L/2 as a radius, drawing a rectangle E2 circumscribed on the circle E1, overlapping two sides of the rectangle E2 with the points A1 and A2, and acquiring the area where the rectangle E2 is located as a monitoring area;
the process of judging the presence of the abnormality in the monitoring area is as follows: the method comprises the steps that the number of preset detection personnel is set, when the number of personnel in a monitoring area exceeds the number of the preset detection personnel, the presence of abnormality in the monitoring area is indicated, and when the distance between the monitoring personnel and a detected distribution network switch after detection is started is smaller than a preset value, the presence of abnormality in the monitoring area is indicated;
in the acquisition process of detection data, image analysis is carried out in real time, and when detecting personnel are excessive or the detecting personnel possibly touch a test line, warning is sent out, so that the safety of the detecting personnel is ensured, and the system can carry out data acquisition of distribution network switch protection transformation ratio detection more safely and stably.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (8)
1. The data acquisition system for detecting the protection transformation ratio of the distribution network switch is characterized by comprising an equipment acquisition module, a wiring acquisition module, an image acquisition module, an environment acquisition module, a data processing module and an information sending module;
the device information acquisition module is used for acquiring device information of the data acquisition device, and the wiring acquisition module is used for acquiring wiring information of the data acquisition device;
the environment acquisition module is used for acquiring environment information, wherein the environment information comprises storage environment information and use environment information of the data acquisition equipment;
the image acquisition module is used for acquiring real-time image information in the use process of the data acquisition equipment;
the data processing module is used for processing the equipment information, the wiring information, the environment information and the real-time image information to obtain equipment management and control information, wiring management and control information, environment management and control information and detection management and control information;
after the equipment management and control information, the connection management and control information, the environment management and control information and the detection management and control information are generated, the information sending module sends the information to a preset receiving terminal.
2. The data acquisition system for detecting the protection transformation ratio of the distribution network switch according to claim 1, wherein the data acquisition system is characterized in that: the device management and control information comprises device use management and control information and device use detection information;
the specific processing process of the equipment management and control information is as follows: extracting collected equipment information, wherein the equipment information comprises equipment grounding information, equipment impact information, equipment horizontal state information and equipment bottom surface stress information;
when the ground wire is abnormal, the generating equipment uses the control information;
the equipment impact force information is vibration force information received by equipment in the transportation process and the use process, and when the vibration force information is larger than a preset value, equipment use detection information is generated;
extracting equipment horizontal state information, namely generating equipment use management and control information when the equipment horizontal state information is larger than a preset value;
the equipment bottom surface stress information is stress magnitude information of the bottom surface of the data acquisition equipment, and when the equipment bottom surface stress information is larger than a preset value, equipment use detection information is generated.
3. The data acquisition system for detecting the protection transformation ratio of the distribution network switch according to claim 1, wherein the data acquisition system is characterized in that: the wiring control information comprises wiring adjustment information and wiring warning information;
the specific processing process of the wiring management information is as follows:
step one: extracting collected wiring information, wherein the wiring information comprises wiring image information and wiring tightness information;
step two: extracting the collected wiring image information, processing the wiring image information to obtain wiring winding information and wiring angle information, and generating wiring adjustment information when the wiring winding information is that a cable winding exists or the wiring angle is a non-standard angle;
step three: when the wiring tightness information is smaller than a preset warning value, wiring adjustment information is generated;
step four: and when the problems in the second step and the third step still exist, wiring warning information is directly generated.
4. A data acquisition system for detecting a protection transformation ratio of a distribution network switch according to claim 3, wherein: the specific process of processing the wiring image information to obtain the wiring winding information and the wiring angle information in the second step is as follows: the outside of the connected cable is coated with the coating with different colors, the coating areas are the same, the color content and the coating area are imported into the wiring image information, the real-time color content and the color area information in the wiring image information are analyzed, and when the color content and the color area information deviate from the preset color content and the color area information, the winding of the wiring is indicated;
and extracting wiring image information, taking a wiring surface of the data acquisition equipment as a reference surface, and measuring the angle between the access cable and the base surface, namely obtaining wiring angle information.
5. The data acquisition system for detecting the protection transformation ratio of the distribution network switch according to claim 1, wherein the data acquisition system is characterized in that: the environment control information comprises detection environment control information and storage environment control information;
the specific processing process of the environment management and control information is as follows: extracting the storage environment information and the use environment information of the acquired data acquisition equipment;
the storage environment information of the data acquisition equipment comprises environment humidity information, environment temperature information and environment dust concentration information;
processing the environmental humidity information, the environmental temperature information and the environmental dust concentration information to obtain comprehensive evaluation parameters;
when any one of the environmental humidity information, the environmental temperature information, the environmental dust concentration information and the comprehensive evaluation parameter is larger than a preset value, generating and storing environmental management and control information;
the use environment information of the data acquisition equipment is extracted to comprise the electric field intensity, the magnetic field intensity and the number of high-frequency equipment, and when any one of the electric field intensity, the magnetic field intensity and the number of the high-frequency equipment is larger than a preset value, detection environment management and control information is generated.
6. The data acquisition system for detecting the protection transformation ratio of the distribution network switch according to claim 5, wherein the data acquisition system is characterized in that: the specific processing procedure of the comprehensive evaluation parameters is as follows: the collected environmental humidity information, environmental temperature information and environmental dust concentration information are extracted, the collected environmental humidity information, the collected environmental temperature information and the collected environmental dust concentration information are marked as K1, K2 and K3 in sequence, a correction value P1 is given to the environmental humidity, a correction value P2 is given to the environmental temperature information, a correction value P3 is given to the environmental dust concentration, P1 is larger than P2=P3, P1+P2+P3=1, and an integrated evaluation parameter Kp is obtained through the formula (K1+P1+K2+K3) and alpha=Kp, wherein alpha is the correction parameter and alpha is approximately 0.98.
7. The data acquisition system for detecting the protection transformation ratio of the distribution network switch according to claim 1, wherein the data acquisition system is characterized in that: the specific processing process of the detection management and control information is as follows: and extracting real-time image information in the use process of the acquired data acquisition equipment, analyzing the real-time image information, setting a monitoring area, and generating detection control when the monitoring area is abnormal.
8. The data acquisition system for detecting the protection transformation ratio of the distribution network switch according to claim 7, wherein the data acquisition system comprises the following components: the specific treatment process of the monitoring area is as follows: extracting the acquired real-time image information, processing the real-time image information, acquiring the position of the data acquisition equipment and the position of the detected distribution network switch, selecting the position of the data acquisition equipment closest to the detected distribution network switch, marking as a point A1, selecting the position of the detected distribution network switch closest to the data acquisition equipment, marking as a point A2, connecting the point A1 with the point A2 to acquire a line segment L, measuring the length of the line segment L, drawing a circle E1 with the L/2 as a radius, drawing a rectangle E2 circumscribed on the circle E1, overlapping two sides of the rectangle E2 with the points A1 and A2, and acquiring the area where the rectangle E2 is located as a monitoring area;
the process of judging the presence of the abnormality in the monitoring area is as follows: the method comprises the steps that the number of preset detection personnel is set, when the number of personnel in a monitoring area exceeds the number of the preset detection personnel, the presence of abnormality in the monitoring area is indicated, and when the distance between the monitoring personnel and a detected distribution network switch after detection is started is smaller than a preset value, the presence of abnormality in the monitoring area is indicated.
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