CN118011891A - Intelligent monitoring system for high-voltage equipment - Google Patents
Intelligent monitoring system for high-voltage equipment Download PDFInfo
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- CN118011891A CN118011891A CN202410013337.XA CN202410013337A CN118011891A CN 118011891 A CN118011891 A CN 118011891A CN 202410013337 A CN202410013337 A CN 202410013337A CN 118011891 A CN118011891 A CN 118011891A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24024—Safety, surveillance
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Abstract
The invention discloses an intelligent monitoring system for high-voltage equipment, which relates to the technical field of high-voltage equipment monitoring and mainly solves the technical problems that the moving distance of a pantograph cannot be controlled in real time, so that the condition that the power transmission line is excessively damaged due to the upward moving distance of the pantograph occurs, the intelligent monitoring system judges the acquired wind speed data before the pantograph ascends under the condition of high wind speed, the current obtaining wind speed is set to be M and divided into 9 layers in total from M1 to M9, M1 represents that the wind speed data is lowest in M1 to M9, M9 represents that the wind speed data is highest in M1 to M9, the intelligent monitoring system is required to select the ascending distance data of the corresponding pantograph between (H3-H1) - (H2-H3) under the condition of high wind speed, the sections of (H3-H1) - (H2-H3) are divided into 9 layers in total, the N1-N9 and M9 correspond to each other, the upward moving amplitude of the pantograph and the pantograph are adjusted in real time according to the condition of the power transmission line, the wear degree of the power transmission line is reduced, and the power supply of high-speed iron is maintained.
Description
Technical Field
The invention relates to the technical field of high-voltage equipment monitoring, in particular to an intelligent monitoring system for high-voltage equipment.
Background
The high-speed rail is an electric-driven transportation means, and the electricity used is not carried by the high-speed rail, so that a pantograph is lifted on the high-speed rail every other carriage, the high-speed rail can be communicated with a circuit after being contacted with a power transmission line which is in charge of supplying power, and the pantograph can properly push up the power line, because the whole high-speed rail is powered off once the pantograph is not contacted with the power transmission line, and the high-speed rail is very dangerous;
however, the moving distance of the pantograph cannot be controlled in real time, so that the situation that the power transmission line is damaged excessively due to the upward moving distance of the pantograph occurs, and therefore, the intelligent monitoring system of the high-voltage equipment is very necessary to design.
Disclosure of Invention
The invention aims to provide an intelligent monitoring system for high-voltage equipment, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: an intelligent monitoring system for high-voltage equipment, which comprises the following execution flow:
Step S1, installing a professional high-speed camera on the top of a high-speed rail, and shooting a pantograph and a power transmission line by the high-speed camera in real time;
Step S2, a pantograph movement error compensation database based on different road conditions is established;
S3, analyzing the surrounding environment data of the high-speed rail and the motion data of the high-speed rail body;
and S4, data are exported to a high-speed railway cab, and an execution instruction is output to adjust and control the movement distance of the pantograph through calculation of an intelligent monitoring system in the cab.
According to the technical scheme, the mounting position of the high-speed camera is on one side of the pantograph, the mounting path is formed by taking the fixed position of the bottom of the pantograph and the outer side wall of the top of the high-speed rail as the center of a circle, the radius is 0.5 meter, a circular track is arranged, the high-speed camera is arranged on the track, the high-speed camera is controlled to move by sliding on the track through a bearing seat arranged at the bottom of the high-speed camera, the pantograph and the power transmission line are monitored at multiple angles by sliding on the circular track, and the monitoring path of the high-speed camera displays the position of the high-speed camera in an intelligent monitoring system in real time and fits an animation effect.
According to the above technical solution, the step S3 further includes:
The intelligent monitoring system records the speed of the high-speed rail, acquires data when the speed of the high-speed rail changes, and sends the data of the speed change of the high-speed rail to the high-speed camera at the same time;
The intelligent monitoring system is matched with an intelligent monitoring system which is provided with a weather monitoring transmission point at each high-speed rail station and a corresponding receiving point at the high-speed rail, and the weather monitoring transmission point transmits local weather data to the high-speed rail when the high-speed rail enters the jurisdiction;
The weather monitoring transmission point divides weather into low-wind-speed weather and high-wind-speed weather, and the high-speed camera is regulated and controlled according to weather data transmitted to the weather monitoring transmission point, so that the pantograph and the power transmission line are accurately monitored by the high-speed camera.
According to the technical scheme, when the weather monitoring transmission point monitors that the weather in the jurisdiction is low-wind-speed weather, the high-speed camera does not need pantograph movement error compensation data transmission;
The weather monitoring transmission point monitors that weather in the jurisdiction is high-wind-speed weather, so that the high-speed camera needs to perform pantograph movement error compensation data transmission, and accurate pictures monitored by the high-speed camera are ensured.
According to the above technical solution, the step S2 further includes:
The method comprises the steps that a pantograph movement error compensation database is built, namely, the real-time distance between a pantograph and a power transmission line is monitored in real time, a real-time image of the power transmission line is obtained through scanning by a high-speed camera, the image of the power transmission line is transmitted to an intelligent monitoring system, the intelligent monitoring system lines the image of the power transmission line, the section radius of the power transmission line is set to be L1, the height of a fixed horizontal position of the power transmission line is set to be H3, the fluctuation height of the power transmission line is set to be within a H1-H2 interval, namely, the fluctuation descending and ascending amplitude of the power transmission line is set to be (H3-H1) - (H2-H3), and the transverse movement data of the power transmission line are not calculated because the transverse length of the pantograph is far greater than the section radius of the power transmission line, and the pantograph movement error compensation data interval is (H3-H1) - (H2-H3);
Under the condition of low wind speed, before the pantograph is started, the calculation of the current pantograph rising data is completed, the basic rising data of the pantograph is set to be H4, H4 = H3+ L1, after the pantograph rises to a fixed horizontal position, the pantograph is driven to rise by L1 again, namely the pantograph pushes the power transmission line upwards, and the pantograph is ensured not to be separated from the power transmission line in a continuous contact manner;
Under the condition of high wind speed, before the pantograph ascends, the intelligent monitoring system judges that the acquired wind speed data is divided into 9 layers with the wind speed being M, M1 represents that the wind speed data is lowest in M1-M9, M9 represents that the wind speed data is highest in M1-M9, the intelligent monitoring system is required to select between (H3-H1) - (H2-H3) for the ascending distance data of the corresponding pantograph under the condition of high wind speed, the intervals (H3-H1) - (H2-H3) are divided into 9 layers with the wind speed being N1-N9, N1-N9 corresponds to M1-M9 one by one, the movement compensated distance data of the pantograph is small under the condition of low wind speed, the force of the pantograph moving upwards against a power transmission line is small, the movement compensated distance data of the pantograph is large under the condition of high wind speed, the upward movement amplitude of the pantograph against the power line is large, the ascending amplitude of the pantograph is adjusted in real time according to the condition of the power transmission line, the wear degree of the power transmission line and the power supply of the pantograph is maintained normally.
According to the technical scheme, the high-speed camera monitors the power transmission line in real time according to the wind speed level, and the monitoring mode is used as auxiliary monitoring in the step S2, namely, the regulation and control of the pantograph in the step S2 are forced to be urgently regulated and controlled through the step S4, so that the power transmission line is ensured to be in continuous contact with the pantograph;
The high-speed railway operation in-process receives external environment to influence and produces the condition of rocking at regular intervals, and the pantograph follows to rock and then produces the situation of separation between pantograph and the power transmission line, and the independent data base of the error can not reach the pantograph regulation and control requirement this moment still can appear because the high-speed railway self rocks the range and causes separation between pantograph and the power transmission line, need to judge how to adjust the pantograph according to the state of high-speed railway self this moment.
According to the above technical solution, the step S4 further includes:
The vibration detection equipment is arranged on the high-speed rail, and the vibration detection equipment detects the vibration amplitude of the high-speed rail in real time, wherein the vibration amplitude of the high-speed rail is that the high-speed rail is influenced by external air flow or external terrain to cause the non-autonomous movement of the pantograph, and the non-autonomous movement is caused before the non-autonomous movement is carried out;
The high-speed rail motion path is fixed, the special topography on the motion path, namely, the topography in which the high-speed rail shaking condition occurs is marked, before entering the marked path, the pantograph is driven to move in an N9 level, so that the pantograph moves upwards to a high point, the amplitude of the overhead power transmission line is maximum, the friction between the pantograph and the power transmission line is improved, the stability of the pantograph and the power transmission line is further improved, the marked path is short, and the abrasion degree of the pantograph and the power transmission line is low and can be ignored in the time period.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, by arranging the intelligent monitoring system, the movement compensated distance data of the pantograph is small under the condition of low wind speed, so that the force of the pantograph moving upwards to prop against the power transmission line is small, and the movement compensated distance data of the pantograph is large under the condition of high wind speed, so that the force of the pantograph moving upwards to prop against the power transmission line is large, the upwards movement amplitude of the pantograph is adjusted in real time according to the condition of the power transmission line, the wear degree of the power transmission line and the pantograph is reduced, and the normal power supply of a high-speed rail is maintained.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the overall system of the present invention;
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention provides the following technical solutions: the intelligent monitoring system for the high-voltage equipment comprises the following execution flow:
Step S1, installing a professional high-speed camera on the top of a high-speed rail, and shooting a pantograph and a power transmission line by the high-speed camera in real time;
Step S2, a pantograph movement error compensation database based on different road conditions is established;
S3, analyzing the surrounding environment data of the high-speed rail and the motion data of the high-speed rail body;
and S4, data are exported to a high-speed railway cab, and an execution instruction is output to adjust and control the movement distance of the pantograph through calculation of an intelligent monitoring system in the cab.
The mounting position of the high-speed camera is on one side of the pantograph, the mounting path is formed by taking the fixed position of the bottom of the pantograph and the outer side wall of the top of the high-speed rail as the center of a circle, the radius is 0.5 meter, a circular track is arranged, the high-speed camera is arranged on the track, the high-speed camera is controlled to move by sliding on the track through a bearing seat arranged at the bottom of the high-speed camera, the pantograph and the power transmission line are monitored at multiple angles by sliding on the circular track, and the monitoring path of the high-speed camera displays the position of the high-speed camera in an intelligent monitoring system in real time and fits an animation effect.
Step S3 further comprises:
The intelligent monitoring system records the speed of the high-speed rail, acquires data when the speed of the high-speed rail changes, and sends the data of the speed change of the high-speed rail to the high-speed camera at the same time;
The intelligent monitoring system is matched with an intelligent monitoring system which is provided with a weather monitoring transmission point at each high-speed rail station and a corresponding receiving point at the high-speed rail, and the weather monitoring transmission point transmits local weather data to the high-speed rail when the high-speed rail enters the jurisdiction;
The weather monitoring transmission point divides weather into low-wind-speed weather and high-wind-speed weather, and the high-speed camera is regulated and controlled according to weather data transmitted to the weather monitoring transmission point, so that the pantograph and the power transmission line are accurately monitored by the high-speed camera.
The weather monitoring transmission point monitors that the weather in the jurisdiction is low-wind-speed weather, and the high-speed camera does not need pantograph movement error compensation data transmission;
the weather monitoring transmission point monitors that the weather in the jurisdiction is high wind speed weather, so that the high-speed camera needs to perform pantograph movement error compensation data transmission, and accurate pictures monitored by the high-speed camera are ensured.
Step S2 further comprises:
The method comprises the steps that a pantograph movement error compensation database is built, namely, the real-time distance between a pantograph and a power transmission line is monitored in real time, a real-time image of the power transmission line is obtained through scanning by a high-speed camera, the image of the power transmission line is transmitted to an intelligent monitoring system, the intelligent monitoring system lines the image of the power transmission line, the section radius of the power transmission line is set to be L1, the height of a fixed horizontal position of the power transmission line is set to be H3, the fluctuation height of the power transmission line is set to be within a H1-H2 interval, namely, the fluctuation descending and ascending amplitude of the power transmission line is set to be (H3-H1) - (H2-H3), and the transverse movement data of the power transmission line are not calculated because the transverse length of the pantograph is far greater than the section radius of the power transmission line, and the pantograph movement error compensation data interval is (H3-H1) - (H2-H3);
Under the condition of low wind speed, before the pantograph is started, the calculation of the current pantograph rising data is completed, the basic rising data of the pantograph is set to be H4, H4 = H3+ L1, after the pantograph rises to a fixed horizontal position, the pantograph is driven to rise by L1 again, namely the pantograph pushes the power transmission line upwards, and the pantograph is ensured not to be separated from the power transmission line in a continuous contact manner;
Under the condition of high wind speed, before the pantograph ascends, the intelligent monitoring system judges that the acquired wind speed data is divided into 9 layers with the wind speed being M, M1 represents that the wind speed data is lowest in M1-M9, M9 represents that the wind speed data is highest in M1-M9, the intelligent monitoring system is required to select between (H3-H1) - (H2-H3) for the ascending distance data of the corresponding pantograph under the condition of high wind speed, the intervals (H3-H1) - (H2-H3) are divided into 9 layers with the wind speed being N1-N9, N1-N9 corresponds to M1-M9 one by one, the movement compensated distance data of the pantograph is small under the condition of low wind speed, the force of the pantograph moving upwards against a power transmission line is small, the movement compensated distance data of the pantograph is large under the condition of high wind speed, the upward movement amplitude of the pantograph against the power line is large, the ascending amplitude of the pantograph is adjusted in real time according to the condition of the power transmission line, the wear degree of the power transmission line and the power supply of the pantograph is maintained normally.
The high-speed camera monitors the power transmission line in real time according to the wind speed level, and the monitoring mode is used as auxiliary monitoring in the step S2, namely, the regulation and control of the pantograph in the step S2 are compulsively and emergently regulated and controlled in the step S4, so that the power transmission line is ensured to be in continuous contact with the pantograph;
The high-speed railway operation in-process receives external environment to influence and produces the condition of rocking at regular intervals, and the pantograph follows to rock and then produces the situation of separation between pantograph and the power transmission line, and the independent data base of the error can not reach the pantograph regulation and control requirement this moment still can appear because the high-speed railway self rocks the range and causes separation between pantograph and the power transmission line, need to judge how to adjust the pantograph according to the state of high-speed railway self this moment.
Step S4 further comprises:
the vibration detection equipment is arranged on the high-speed rail, the vibration detection equipment detects the vibration amplitude of the high-speed rail in real time, the vibration amplitude of the high-speed rail is that the high-speed rail is influenced by external air flow or influenced by external topography to cause the non-autonomous movement of the pantograph, and the non-autonomous movement is carried out before the non-autonomous movement is carried out;
The high-speed rail motion path is fixed, the special topography on the motion path, namely, the topography in which the high-speed rail shaking condition occurs is marked, before entering the marked path, the pantograph is driven to move in an N9 level, so that the pantograph moves upwards to a high point, the amplitude of the overhead power transmission line is maximum, the friction between the pantograph and the power transmission line is improved, the stability of the pantograph and the power transmission line is further improved, the marked path is short, and the abrasion degree of the pantograph and the power transmission line is low and can be ignored in the time period.
The high-speed rail system monitors the positions of all high-speed rails along the high-speed rail in real time, and when the high-speed rail system is approaching to the adjacent high-speed rail, the pantograph is driven to move in an N9 level in advance, so that the pantograph moves upwards to a high point, and the stability of the pantograph and a power transmission line is ensured.
The high-speed camera monitors the conditions of the power transmission line and the pantograph in real time, and transmits images of the joint of the power transmission line and the pantograph to the high-speed rail in real time while backing up one copy and transmitting the copy to the high-speed rail station.
It is noted that relational terms such as first and second, and the like are 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. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. The intelligent monitoring system for the high-voltage equipment is characterized in that the execution flow of the system is as follows:
Step S1, installing a professional high-speed camera on the top of a high-speed rail, and shooting a pantograph and a power transmission line by the high-speed camera in real time;
Step S2, a pantograph movement error compensation database based on different road conditions is established;
S3, analyzing the surrounding environment data of the high-speed rail and the motion data of the high-speed rail body;
step S4, data are exported to the inside of the high-speed railway cab, an execution instruction is output through calculation of an intelligent monitoring system in the cab, and the movement distance of the pantograph is adjusted and controlled;
The installation position of the high-speed camera is on one side of the pantograph, the installation path takes the fixed position of the bottom of the pantograph and the outer side wall of the top of the high-speed rail as a circle center, the radius is 0.5 meter, a circular track is arranged, the high-speed camera is arranged on the track, the high-speed camera is controlled to move by sliding on the track through a bearing seat arranged at the bottom of the high-speed camera, the pantograph and a power transmission line are monitored at multiple angles by sliding on the circular track, and the monitoring path of the high-speed camera displays the position of the high-speed camera in an intelligent monitoring system in real time and fits an animation effect;
The step S3 further includes:
The intelligent monitoring system records the speed of the high-speed rail, acquires data when the speed of the high-speed rail changes, and sends the data of the speed change of the high-speed rail to the high-speed camera at the same time;
The intelligent monitoring system is matched with an intelligent monitoring system which is provided with a weather monitoring transmission point at each high-speed rail station and a corresponding receiving point at the high-speed rail, and the weather monitoring transmission point transmits local weather data to the high-speed rail when the high-speed rail enters the jurisdiction;
The weather monitoring transmission point divides weather into low-wind-speed weather and high-wind-speed weather, and the high-speed camera is regulated and controlled according to weather data transmitted to the weather monitoring transmission point, so that the pantograph and the power transmission line are accurately monitored by the high-speed camera;
the weather monitoring transmission point monitors that weather in the jurisdiction is low-wind-speed weather, and the high-speed camera does not need pantograph movement error compensation data transmission;
The step S2 further includes:
The method comprises the steps that a pantograph movement error compensation database is built, namely, the real-time distance between a pantograph and a power transmission line is monitored in real time, a real-time image of the power transmission line is obtained through scanning by a high-speed camera, the image of the power transmission line is transmitted to an intelligent monitoring system, the intelligent monitoring system lines the image of the power transmission line, the section radius of the power transmission line is set to be L1, the height of a fixed horizontal position of the power transmission line is set to be H3, the fluctuation height of the power transmission line is set to be within a H1-H2 interval, namely, the fluctuation descending and ascending amplitude of the power transmission line is set to be (H3-H1) - (H2-H3), and the transverse movement data of the power transmission line are not calculated because the transverse length of the pantograph is far greater than the section radius of the power transmission line, and the pantograph movement error compensation data interval is (H3-H1) - (H2-H3);
Under the condition of low wind speed, before the pantograph is started, the calculation of the current pantograph rising data is completed, the basic rising data of the pantograph is set to be H4, H4 = H3+ L1, after the pantograph rises to a fixed horizontal position, the pantograph is driven to rise by L1 again, namely the pantograph pushes the power transmission line upwards, and the pantograph is ensured not to be separated from the power transmission line in a continuous contact manner;
under the condition of high wind speed, before the pantograph ascends, the intelligent monitoring system judges the acquired wind speed data, the acquired wind speed is set to be M, the acquired wind speed is divided into 9 levels in total from M1 to M9, M1 represents that the wind speed data is lowest in M1 to M9, M9 represents that the wind speed data is highest in M1 to M9, the intelligent monitoring system is required to select ascending distance data between (H3-H1) - (H2-H3) under the condition of high wind speed, the intervals (H3-H1) - (H2-H3) are divided into 9 levels in total from N1 to N9, N1 to N9 corresponds to M1 to M9 one by one, under the condition of low wind speed, the movement compensated distance data of the pantograph is small, the force of upwards moving the pantograph against a power line is small, and under the condition of high wind speed, the movement compensated distance data of the pantograph is large, and the force of upwards moving the pantograph against the power line is large;
The high-speed rail system monitors the positions of all high-speed rails along the high-speed rail in real time, and when the high-speed rail system is approaching to the adjacent high-speed rail, the pantograph is driven to move in an N9 level in advance, so that the pantograph moves upwards to a high point, and the stability of the pantograph and a power transmission line is ensured.
2. The intelligent monitoring system of high-voltage equipment according to claim 1, wherein the high-speed camera monitors the conditions of the power transmission line and the pantograph in real time, and transmits images of the junction of the power transmission line and the pantograph to the high-speed rail in real time while backing up one copy and transmitting the images to the high-speed rail station.
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| CN202410013337.XA CN118011891A (en) | 2023-04-06 | 2023-04-06 | Intelligent monitoring system for high-voltage equipment |
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| CN202310356336.0A CN116400623B (en) | 2023-04-06 | 2023-04-06 | Intelligent monitoring system for high-voltage equipment |
| CN202410013337.XA CN118011891A (en) | 2023-04-06 | 2023-04-06 | Intelligent monitoring system for high-voltage equipment |
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