CN111882911A - Electronic card port fault detection and identification method - Google Patents
Electronic card port fault detection and identification method Download PDFInfo
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- CN111882911A CN111882911A CN202010550471.5A CN202010550471A CN111882911A CN 111882911 A CN111882911 A CN 111882911A CN 202010550471 A CN202010550471 A CN 202010550471A CN 111882911 A CN111882911 A CN 111882911A
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Abstract
The invention discloses a method for detecting and identifying faults of an electronic card port, which comprises the following steps: detecting a real-time voltage value and a real-time current value of the electronic bayonet to obtain a first detection result; detecting the working state of an electronic police in the electronic checkpoint to obtain a second detection result; detecting the working state of a traffic signal machine in the electronic gate to obtain a third detection result; and comprehensively judging whether the electronic card port has faults and the specific fault type according to the first detection result, the second detection result and the third detection result. But through the operating condition who detects the operating condition of the voltage value and the current value of electron bayonet socket, electronic police's operating condition and traffic signal lamp real-time supervision subassembly to if when a subassembly broke down, can be accurate confirm the fault type in the very first time, upload the backstage and can make timely accurate understanding of staff the fault type and carry out the solution, need not the manual work to go the scene and pinpoint concrete trouble, saved manpower and cost when having improved work efficiency.
Description
Technical Field
The invention relates to the technical field of traffic safety, in particular to a fault detection and identification method for an electronic card port.
Background
At present, with the development of economy and the continuous improvement of the living standard of urban residents, motor vehicles become indispensable transportation tools for people to go out, and the effective management of the motor vehicles entering and leaving the city is more and more emphasized by government traffic control departments, so that more electronic policemen and electronic checkpoints appear. The traffic control becomes easy to be carried out due to the increase of the number of the electronic bayonets, but a plurality of problems are brought at the same time, the existing electronic bayonets are simply used for monitoring and controlling vehicles, the number of components is too many, if any one component is in a problem, the whole electronic bayonets are in a paralyzed state, the problems of the components are various, the whole electronic bayonets do not have a reliable monitoring system for monitoring the state of the components, once a fault background cannot obtain information, maintenance personnel can only be sent to the site for the reason of the field discharge fault, the more bayonets are maintained, the more the bayonets are, the more the maintenance cost is high, the maintenance efficiency is low, and meanwhile, the traffic accident problem that the traffic control is difficult and even more.
Disclosure of Invention
Aiming at the problems displayed above, the invention comprehensively evaluates whether the electronic gate has faults and the fault type of the faults to realize the monitoring of the electronic gate based on the simultaneous monitoring of the voltage value and the current value of the electronic gate, the working state of an electronic police and the working state of a traffic signal machine.
A fault detection and identification method for an electronic card port comprises the following steps:
detecting the real-time voltage value and current value of the electronic bayonet to obtain a first detection result;
detecting the working state of an electronic police in the electronic gate to obtain a second detection result;
detecting the working state of a traffic signal machine in the electronic gate to obtain a third detection result;
comprehensively judging whether the electronic card port has faults and specific fault types according to the first detection result, the second detection result and the third detection result, wherein the fault types comprise: power failure, electronic police failure, and traffic signal equipment failure.
Preferably, the voltage value and the current value include: a first voltage value, a first current value, a second voltage value and a second current value;
the real-time voltage value and the current value of electron bayonet socket of detection acquire first testing result, include:
when the electronic bayonet starts to work, detecting a first voltage value and a first current value of the electronic bayonet, and storing the first voltage value and the first current value as a standard voltage value and a standard current value;
presetting a detection period;
and detecting a second voltage value and a second current value of the electronic bayonet in real time according to the detection period, and determining the first voltage value, the first current value, the second voltage value and the second current value as the first detection result.
Preferably, the detecting the working state of the electronic police in the electronic gate and obtaining the second detection result includes:
sending a preset input signal to the electronic police, and determining the equipment online state of the electronic police according to the feedback of the electronic police;
detecting videos shot and uploaded by the electronic police to determine the data network transmission state of the electronic police;
detecting an offline condition of the electronic police to determine a device state of the electronic police;
and classifying the device online state, the data network transmission state and the device state into a group of the second detection results.
Preferably, the detecting the operating state of the traffic signal at the electronic gate and obtaining a third detection result includes:
detecting the current voltage value and the current value of each phase of the traffic signal machine;
determining a current phase periodic signal of each phase in the traffic signal machine according to the current voltage value and the current value;
and confirming the current phase periodic signal as the third detection result.
Preferably, the sending a preset input signal to the electronic police, and determining the online state of the device of the electronic police according to the feedback of the electronic police comprise:
if the electronic police does not feed back an output signal within a preset time, confirming that the equipment online state of the electronic police is abnormal;
if the electronic police feeds back the output signal within the preset time length, whether the fed back current output signal is the same as the preset output signal is determined;
if so, confirming that the online state of the equipment of the electronic police is normal;
otherwise, confirming that the online state of the equipment of the electronic police is abnormal;
the detecting the video shot and uploaded by the electronic police to determine the data network transmission state of the electronic police comprises the following steps:
if the uploaded video is abnormal in playing, confirming that the data network transmission state of the electronic police is abnormal;
if the uploaded video is played normally, determining whether the date and the timestamp of the uploaded video correspond to the actual date and the timestamp;
if so, confirming that the data network transmission state of the electronic police is normal;
otherwise, confirming that the data network transmission state of the electronic police is abnormal;
the detecting the offline condition of the electronic police to determine the equipment state of the electronic police comprises the following steps:
when the electronic police is detected to be offline, confirming that equipment of the electronic police is abnormal;
and when the electronic police is detected not to be offline, confirming that the electronic police equipment is normal.
Preferably, the comprehensively judging whether the electronic card port has a fault and a specific fault type according to the first detection result, the second detection result and the third detection result includes:
judging whether a second voltage value and a second current value in the first detection result are larger than zero or not;
when both the second voltage value and the second current value are greater than zero, confirming whether the second voltage value is equal to the first voltage value and whether the second current value is equal to the first current value;
when the second voltage value and the second current value are both equal to zero, confirming that the electronic card port has a fault, and preliminarily confirming that the fault type is a power failure fault;
when the second voltage value is equal to the first voltage value and the second current value is equal to the first current value, the fact that the power supply of the electronic bayonet is normal and the voltage and the current are stable is confirmed;
when the second voltage value is not equal to the first voltage value and/or the second current value is not equal to the first current value, confirming that the power supply of the electronic bayonet is normal but the voltage/current is not stable, analyzing the reason of the unstable voltage/current, and uploading the analyzed reason;
when any one of the online state of the equipment, the transmission state of the data network and the state of the equipment in the second detection result is judged to be abnormal, the electronic police is confirmed to have a fault, and the fault type is updated to be a power-off fault and the electronic police has a fault;
comparing whether the current phase signal periodic signal in the third detection result is consistent with a preset phase periodic signal of a traffic signal machine or not;
if so, confirming that the working state of the traffic signal machine is normal;
otherwise, confirming that the working state of the traffic signal machine is abnormal, and updating the fault types to be power failure fault, electronic police fault and traffic signal machine fault.
Preferably, the method further comprises:
setting a plurality of unique identifiers for a plurality of preset electronic bayonets in advance;
after the electronic card port is confirmed to have faults and specific fault types, confirming a current identifier of the electronic card port, wherein the current identifier is any one of the unique identifiers;
switching on a big database based on the fault type of the electronic card port with the fault, and searching a solution corresponding to the fault type in the big database;
after a target solution is retrieved, acquiring the coordinate position of the electronic card port on an electronic map;
transmitting the coordinate position, the current identification, the fault type and the solution of the electronic card port to a monitoring end so that the monitoring end can know faults and maintain later;
and sending out an alarm prompt at the electronic card port after the transmission is finished.
Preferably, the method further comprises:
acquiring monitoring data of the electronic police;
analyzing the quality index of the monitoring data according to the data characteristics of the preset monitoring data, and extracting blank monitoring data in the monitoring data as first abnormal data;
after extraction is finished, performing secondary analysis on the monitoring data, and extracting repeated monitoring data in the monitoring data extracted for the first time to serve as second abnormal data;
displaying the first abnormal data and the second abnormal data through a statistical chart and an information list;
comparing the proportion of the first abnormal data and the second abnormal data in the monitoring data with a preset proportion to confirm the risk index of the electronic police;
evaluating whether the electronic police is required to be replaced according to the risk index;
and if so, transmitting the risk index and the replacement prompt to a monitoring end.
Preferably, the comprehensively judging whether the electronic card port has a fault and a specific fault type according to the first detection result, the second detection result and the third detection result includes:
step a1, obtaining a plurality of instantaneous values of the voltage value and the current value in the first detection result, sampling the plurality of instantaneous values, and calculating a voltage effective value and a current effective value in the plurality of instantaneous values after sampling:
wherein, U' is expressed as the effective value of the voltage in the instantaneous value, T is expressed as the period of the alternating current signal, M is expressed as the total number of sampling points, n is expressed as the nth sampling point, UnExpressed as the voltage sample value, U, corresponding to the nth sample pointn+1The voltage sampling value corresponding to the (n + 1) th sampling point is represented; i' is expressed as the effective value of the current in the instantaneous value, InRepresented as the current sample value corresponding to the nth sample point, In+1Representing the current sampling value corresponding to the (n + 1) th sampling point;
step A2, obtaining the current equipment parameter of the electronic police according to the working state of the electronic police in the second detection result, and evaluating the accuracy coefficient of the current equipment parameter:
wherein k is the accurate coefficient of the current device parameter, Q is the environment parameter, lambda is the weight value of the current device parameter, and G1Is expressed as a parameter value, G, corresponding to the current equipment parameter2Expressed as a parameter reference value;
step A3, comparing whether the absolute value of the difference between the accuracy coefficient and a preset accuracy coefficient is in a preset range, if so, determining that the second detection result passes the standard, otherwise, determining that the second detection result does not pass the standard, and re-acquiring another second detection result to continue evaluating until the second detection result passes the standard;
step A4, confirming whether the voltage effective value and the current effective value are both larger than zero, confirming that the electronic bayonet has a fault when any one of the voltage effective value and the current effective value is equal to zero, and confirming that the fault type is a power failure fault;
judging whether the working state of the electronic police in the second detection result passing the standard is the same as the preset working state or not, and when the working state of the electronic police is different from the preset working state, confirming that the electronic gate fails and updating the fault type;
and judging whether the working state of the traffic signal machine in the third detection result is the same as a preset working state or not, confirming that the electronic bayonet is in fault when the working state of the traffic signal machine is different from the preset working state, and updating the fault type for the second time.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
Fig. 1 is a flowchart illustrating a method for detecting and identifying a fault of an electronic card port according to the present invention;
FIG. 2 is another flowchart illustrating a method for detecting and identifying faults of an electronic card port according to the present invention;
fig. 3 is a flowchart of another operation of the method for detecting and identifying a fault of an electronic card port according to the present invention.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
At present, with the development of economy and the continuous improvement of the living standard of urban residents, motor vehicles become indispensable transportation tools for people to go out, and the effective management of the motor vehicles entering and leaving the city is more and more emphasized by government traffic control departments, so that more electronic policemen and electronic checkpoints appear. The traffic control becomes easy to be carried out due to the increase of the number of the electronic bayonets, but a plurality of problems are brought at the same time, the existing electronic bayonets are simply used for monitoring and controlling vehicles, the number of components is too many, if any one component is in a problem, the whole electronic bayonets are in a paralyzed state, the problems of the components are various, the whole electronic bayonets do not have a reliable monitoring system for monitoring the state of the components, once a fault background cannot obtain information, maintenance personnel can only be sent to the site for the reason of the field discharge fault, the more bayonets are maintained, the more the bayonets are, the more the maintenance cost is high, the maintenance efficiency is low, and meanwhile, the traffic accident problem that the traffic control is difficult and even more. In order to solve the above problem, the embodiment discloses a method for monitoring an electronic gate by comprehensively evaluating whether the electronic gate has a fault and the type of the fault based on monitoring the voltage value and the current value of the electronic gate, the working state of an electronic police and the working state of a traffic signal.
A method for detecting and identifying faults of an electronic card port is disclosed, as shown in FIG. 1, and comprises the following steps:
s101, detecting a real-time voltage value and a real-time current value of the electronic card port to obtain a first detection result;
s102, detecting the working state of an electronic police in the electronic gate to obtain a second detection result;
step S103, detecting the working state of a traffic signal machine in the electronic gate and acquiring a third detection result;
step S104, comprehensively judging whether the electronic card port has faults and specific fault types according to the first detection result, the second detection result and the third detection result, wherein the fault types comprise: power failure, electronic police failure and traffic signal equipment failure;
in this embodiment, the real-time voltage value and the real-time current value of the electronic gate are a total voltage value and a total current value, and are used to detect whether the power supply state of the whole electronic gate is normal, the operating state of the electronic police station includes video monitoring, communication connection, and data transmission state of the electronic police station, and the operating state of the traffic signal machine includes: phase periodic signals in the traffic signal machine, the working frequency of the traffic signal machine and the like. And comprehensively determining whether the electronic card port has a fault according to the three detection results, determining that the electronic card port has the fault if any one of the three detection results is abnormal, and simultaneously determining the fault type of the electronic card port having the fault and feeding back the fault type to a background.
The working principle of the technical scheme is as follows: detecting the real-time voltage value and current value of the electronic bayonet to obtain a first detection result; detecting the working state of an electronic police in the electronic gate to obtain a second detection result; detecting the working state of a traffic signal machine in the electronic gate to obtain a third detection result; comprehensively judging whether the electronic card port has faults and specific fault types according to the first detection result, the second detection result and the third detection result, wherein the fault types comprise: power failure, electronic police failure, and traffic signal equipment failure.
The beneficial effects of the above technical scheme are: the voltage value and the current value of the electronic bayonet are detected, the working state of an electronic police and the working state of a traffic signal lamp can monitor the working state of the component in real time, if one component breaks down, the fault type can be accurately determined at the first time, the component is uploaded to a background, a worker can timely and accurately know the fault type and implement a solution according to the fault type, the worker does not need to manually find out specific faults on site, labor and cost are saved while the working efficiency is improved, and the problem of traffic accidents which are difficult to control and even more serious due to the fact that no monitoring system monitors the electronic bayonet in the prior art is effectively solved.
In one embodiment, the voltage and current values include: a first voltage value, a first current value, a second voltage value and a second current value;
the real-time voltage value and the current value of electron bayonet socket of detection acquire first testing result, include:
when the electronic bayonet starts to work, detecting a first voltage value and a first current value of the electronic bayonet, and storing the first voltage value and the first current value as a standard voltage value and a standard current value;
presetting a detection period;
detecting a second voltage value and a second current value of the electronic bayonet in real time according to the detection period, and determining the first voltage value, the first current value, the second voltage value and the second current value as the first detection result;
in this embodiment, the detection period may be 30 s. When the whole electronic bayonet starts to work, detecting a first voltage value and a first current value of the electronic bayonet, wherein at the moment, as the whole electronic bayonet system is kept in a normal working state just after the electronic bayonet starts to work, the first voltage value and the first current value can be determined as a comparison calibration value so as to be convenient for subsequent comparison, detecting the voltage value and the current value of the electronic bayonet once every 30s as second current values, and determining all the second voltage value and the second current value as well as the first voltage value and the first current value which are detected at the beginning as a first detection result.
The beneficial effects of the above technical scheme are: the method can determine a standard voltage value and a standard current value according to the actual voltage value and the actual current value of the electronic bayonet, is convenient to compare with a subsequent detection result so as to determine whether the voltage and the current of the electronic bayonet are normal or not, meanwhile, the detection period is set so as to stably and accurately detect the real-time voltage value and the current value of the electronic bayonet, and the accuracy and the cardinality of detection data are improved. Whether the electronic bayonet fails or not can be determined more accurately according to the detection result, and safety is improved.
In one embodiment, as shown in fig. 2, the detecting the working state of the electronic police in the electronic gate and obtaining the second detection result includes:
step S201, sending a preset input signal to the electronic police, and determining the equipment online state of the electronic police according to the feedback of the electronic police;
step S202, detecting a video shot and uploaded by the electronic police to determine the data network transmission state of the electronic police;
step S203, detecting the offline condition of the electronic police to determine the equipment state of the electronic police;
step S204, classifying the equipment online state, the data network transmission state and the equipment state into a group of second detection results;
in this embodiment, the preset input signal may be a control signal, that is, an angle or focus instruction for controlling an electronic police, and an equipment online state of the electronic police is determined according to feedback of the electronic police, where the equipment online state is a communication state with a background, and a data network transmission state of the electronic police is whether data monitored by the electronic police can be uploaded to a background of a monitoring end.
The beneficial effects of the above technical scheme are: the working state of the electronic police is accurately known by detecting a plurality of states of the electronic police, and the detection accuracy is further improved. Meanwhile, whether the electronic card port is in failure or not can be determined more finely.
In an embodiment, as shown in fig. 3, the detecting an operating state of a traffic signal in the electronic gate and obtaining a third detection result includes:
s301, detecting the current voltage value and the current value of each phase of the traffic signal machine;
step S302, determining a current phase periodic signal of each phase in the traffic signal machine according to the current voltage value and the current value;
step S303, determining the current phase periodic signal as the third detection result.
The beneficial effects of the above technical scheme are: compared with a structure determined by directly acquiring the current phase periodic signal of each phase in the traffic signal machine, the structure is more accurate and more practical, and the accuracy of data is further ensured.
In one embodiment, the sending a preset input signal to the electronic police, and determining the online state of the equipment of the electronic police according to the feedback of the electronic police comprise:
if the electronic police does not feed back an output signal within a preset time, confirming that the equipment online state of the electronic police is abnormal;
if the electronic police feeds back the output signal within the preset time length, whether the fed back current output signal is the same as the preset output signal is determined;
if so, confirming that the online state of the equipment of the electronic police is normal;
otherwise, confirming that the online state of the equipment of the electronic police is abnormal;
the detecting the video shot and uploaded by the electronic police to determine the data network transmission state of the electronic police comprises the following steps:
if the uploaded video is abnormal in playing, confirming that the data network transmission state of the electronic police is abnormal;
if the uploaded video is played normally, determining whether the date and the timestamp of the uploaded video correspond to the actual date and the timestamp;
if so, confirming that the data network transmission state of the electronic police is normal;
otherwise, confirming that the data network transmission state of the electronic police is abnormal;
the detecting the offline condition of the electronic police to determine the equipment state of the electronic police comprises the following steps:
when the electronic police is detected to be offline, confirming that equipment of the electronic police is abnormal;
and when the electronic police is detected not to be offline, confirming that the electronic police equipment is normal.
The beneficial effects of the above technical scheme are: whether the electronic police is abnormal or not can be judged directly according to the detection result, the detection data do not need to be acquired firstly, and then the working state is judged, so that the time is saved, and the working efficiency is improved.
In an embodiment, the comprehensively determining whether the electronic card port has a fault and a specific fault type according to the first detection result, the second detection result, and the third detection result includes:
judging whether a second voltage value and a second current value in the first detection result are larger than zero or not;
when both the second voltage value and the second current value are greater than zero, confirming whether the second voltage value is equal to the first voltage value and whether the second current value is equal to the first current value;
when the second voltage value and the second current value are both equal to zero, confirming that the electronic card port has a fault, and preliminarily confirming that the fault type is a power failure fault;
when the second voltage value is equal to the first voltage value and the second current value is equal to the first current value, the fact that the power supply of the electronic bayonet is normal and the voltage and the current are stable is confirmed;
when the second voltage value is not equal to the first voltage value and/or the second current value is not equal to the first current value, confirming that the power supply of the electronic bayonet is normal but the voltage/current is not stable, analyzing the reason of the unstable voltage/current, and uploading the analyzed reason;
when any one of the online state of the equipment, the transmission state of the data network and the state of the equipment in the second detection result is judged to be abnormal, the electronic police is confirmed to have a fault, and the fault type is updated to be a power-off fault and the electronic police has a fault;
comparing whether the current phase signal periodic signal in the third detection result is consistent with a preset phase periodic signal of a traffic signal machine or not;
if so, confirming that the working state of the traffic signal machine is normal;
otherwise, confirming that the working state of the traffic signal machine is abnormal, and updating the fault types to be power failure fault, electronic police fault and traffic signal machine fault.
The beneficial effects of the above technical scheme are: can go up the voltage testing result and the analysis reason of electron bayonet socket when judging electron bayonet socket breaks down, make backstage personnel can know the voltage and the electric current abnormal conditions of electron bayonet socket at any time to make the reply, improved holistic security. Meanwhile, the fault types of the electronic card ports can be determined more accurately by judging the fault types one by one. The electronic card port fault detection method and the electronic card port fault detection device avoid the situation that when multiple faults occur in the electronic card port, only one fault type is identified, so that background personnel can repair the faults of multiple fault types at one time, the working efficiency is further improved, and meanwhile, the cost is saved and the time is shortened.
In one embodiment, the method further comprises:
setting a plurality of unique identifiers for a plurality of preset electronic bayonets in advance;
after the electronic card port is confirmed to have faults and specific fault types, confirming a current identifier of the electronic card port, wherein the current identifier is any one of the unique identifiers;
switching on a big database based on the fault type of the electronic card port with the fault, and searching a solution corresponding to the fault type in the big database;
after a target solution is retrieved, acquiring the coordinate position of the electronic card port on an electronic map;
transmitting the coordinate position, the current identification, the fault type and the solution of the electronic card port to a monitoring end so that the monitoring end can know faults and maintain later;
and sending out an alarm prompt at the electronic card port after the transmission is finished.
The beneficial effects of the above technical scheme are: the position of the electronic bayonet with the fault can be timely and accurately judged by a background person at the monitoring end according to the identification and the coordinate position, meanwhile, the solution is retrieved by connecting the large database, the background person is not required to analyze and formulate the solution, and only the on-site maintenance is required according to the solution, so that the time is further shortened. Furthermore, the passerby or the driver can know that the electronic bayonet has a fault at the first time through alarming, the safety is improved, and the pressure of traffic control and the occurrence of traffic accidents are reduced to a certain extent.
In one embodiment, the method further comprises:
acquiring monitoring data of the electronic police;
analyzing the quality index of the monitoring data according to the data characteristics of the preset monitoring data, and extracting blank monitoring data in the monitoring data as first abnormal data;
after extraction is finished, performing secondary analysis on the monitoring data, and extracting repeated monitoring data in the monitoring data extracted for the first time to serve as second abnormal data;
displaying the first abnormal data and the second abnormal data through a statistical chart and an information list;
comparing the proportion of the first abnormal data and the second abnormal data in the monitoring data with a preset proportion to confirm the risk index of the electronic police;
evaluating whether the electronic police is required to be replaced according to the risk index;
if so, transmitting the risk index and the replacement prompt to a monitoring end;
in this embodiment, the preset proportion is 10%, a risk index of the electronic police is determined according to a difference value between the proportion of the first abnormal data and the second abnormal data in the monitoring data and the preset proportion, and the risk index is preset according to the difference value. The most basic risk index for the protocol was made to be 1, corresponding to a difference of 5%. Thereafter, one risk index is upgraded every five percent increase, the maximum risk index is 10, i.e. the difference is maximum 50%, and the risk index is set to 10 uniformly over 50%.
The beneficial effects of the above technical scheme are: the accuracy of the electronic police can be judged, whether the electronic police needs to be replaced or not is determined through the risk index, and the strictness of traffic control is improved. Meanwhile, the safety of pedestrians and drivers is improved. Further, the accuracy of the monitoring data is improved.
In an embodiment, the comprehensively determining whether the electronic card port has a fault and a specific fault type according to the first detection result, the second detection result, and the third detection result includes:
step a1, obtaining a plurality of instantaneous values of the voltage value and the current value in the first detection result, sampling the plurality of instantaneous values, and calculating a voltage effective value and a current effective value in the plurality of instantaneous values after sampling:
wherein, U' is expressed as the effective value of the voltage in the instantaneous value, T is expressed as the period of the alternating current signal, M is expressed as the total number of sampling points, n is expressed as the nth sampling point, UnExpressed as the voltage sample value, U, corresponding to the nth sample pointn+1The voltage sampling value corresponding to the (n + 1) th sampling point is represented; i' is expressed as the effective value of the current in the instantaneous value, InRepresented as the current sample value corresponding to the nth sample point, In+1Representing the current sampling value corresponding to the (n + 1) th sampling point;
step A2, obtaining the current equipment parameter of the electronic police according to the working state of the electronic police in the second detection result, and evaluating the accuracy coefficient of the current equipment parameter:
wherein k is the accurate coefficient of the current device parameter, Q is the environment parameter, lambda is the weight value of the current device parameter, and G1Is expressed as a parameter value, G, corresponding to the current equipment parameter2Expressed as a parameter reference value;
step A3, comparing whether the absolute value of the difference between the accuracy coefficient and a preset accuracy coefficient is in a preset range, if so, determining that the second detection result passes the standard, otherwise, determining that the second detection result does not pass the standard, and re-acquiring another second detection result to continue evaluating until the second detection result passes the standard;
step A4, confirming whether the voltage effective value and the current effective value are both larger than zero, confirming that the electronic bayonet has a fault when any one of the voltage effective value and the current effective value is equal to zero, and confirming that the fault type is a power failure fault;
judging whether the working state of the electronic police in the second detection result passing the standard is the same as the preset working state or not, and when the working state of the electronic police is different from the preset working state, confirming that the electronic gate fails and updating the fault type;
and judging whether the working state of the traffic signal machine in the third detection result is the same as a preset working state or not, confirming that the electronic bayonet is in fault when the working state of the traffic signal machine is different from the preset working state, and updating the fault type for the second time.
The beneficial effects of the above technical scheme are: interference factors are removed by extracting the voltage effective value and the current effective value in the real-time voltage value and the current value, the accuracy of the data is guaranteed, meanwhile, the accuracy coefficient is repeatedly calculated in the second detection result to guarantee that the second detection result passes through the standard, the second detection result accords with the reality, and the accuracy of the data is further improved. And finally, comprehensively judging whether the electronic bayonet fails or not according to the three detection results and judging the fault type of the electronic bayonet at multiple angles according to the fault type after the electronic bayonet fails so as to facilitate one-time maintenance.
It will be understood by those skilled in the art that the first and second terms of the present invention refer to different stages of application.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (9)
1. A fault detection and identification method for an electronic card port is characterized by comprising the following steps:
detecting the real-time voltage value and current value of the electronic bayonet to obtain a first detection result;
detecting the working state of an electronic police in the electronic gate to obtain a second detection result;
detecting the working state of a traffic signal machine in the electronic gate to obtain a third detection result;
comprehensively judging whether the electronic card port has faults and specific fault types according to the first detection result, the second detection result and the third detection result, wherein the fault types comprise: power failure, electronic police failure, and traffic signal equipment failure.
2. The electronic bayonet fault detection and identification method according to claim 1, wherein the voltage and current values comprise: a first voltage value, a first current value, a second voltage value and a second current value;
the real-time voltage value and the current value of electron bayonet socket of detection acquire first testing result, include:
when the electronic bayonet starts to work, detecting a first voltage value and a first current value of the electronic bayonet, and storing the first voltage value and the first current value as a standard voltage value and a standard current value;
presetting a detection period;
and detecting a second voltage value and a second current value of the electronic bayonet in real time according to the detection period, and determining the first voltage value, the first current value, the second voltage value and the second current value as the first detection result.
3. The method for detecting and identifying faults of an electronic card port according to claim 1, wherein the detecting the working state of an electronic police officer in the electronic card port and obtaining a second detection result comprises:
sending a preset input signal to the electronic police, and determining the equipment online state of the electronic police according to the feedback of the electronic police;
detecting videos shot and uploaded by the electronic police to determine the data network transmission state of the electronic police;
detecting an offline condition of the electronic police to determine a device state of the electronic police;
and classifying the device online state, the data network transmission state and the device state into a group of the second detection results.
4. The method for detecting and identifying faults of an electronic card port according to claim 1, wherein the detecting the working state of a traffic signal in the electronic card port and obtaining a third detection result comprises:
detecting the current voltage value and the current value of each phase of the traffic signal machine;
determining a current phase periodic signal of each phase in the traffic signal machine according to the current voltage value and the current value;
and confirming the current phase periodic signal as the third detection result.
5. The electronic gate fault detecting and identifying method as claimed in claim 3, wherein the sending a preset input signal to the electronic police, and determining the online status of the electronic police according to the feedback of the electronic police comprises:
if the electronic police does not feed back an output signal within a preset time, confirming that the equipment online state of the electronic police is abnormal;
if the electronic police feeds back the output signal within the preset time length, whether the fed back current output signal is the same as the preset output signal is determined;
if so, confirming that the online state of the equipment of the electronic police is normal;
otherwise, confirming that the online state of the equipment of the electronic police is abnormal;
the detecting the video shot and uploaded by the electronic police to determine the data network transmission state of the electronic police comprises the following steps:
if the uploaded video is abnormal in playing, confirming that the data network transmission state of the electronic police is abnormal;
if the uploaded video is played normally, determining whether the date and the timestamp of the uploaded video correspond to the actual date and the timestamp;
if so, confirming that the data network transmission state of the electronic police is normal;
otherwise, confirming that the data network transmission state of the electronic police is abnormal;
the detecting the offline condition of the electronic police to determine the equipment state of the electronic police comprises the following steps:
when the electronic police is detected to be offline, confirming that equipment of the electronic police is abnormal;
and when the electronic police is detected not to be offline, confirming that the electronic police equipment is normal.
6. The method for detecting and identifying faults of an electronic card port according to claim 1, wherein the step of comprehensively judging whether the electronic card port has faults and specific fault types according to the first detection result, the second detection result and the third detection result comprises the following steps:
judging whether a second voltage value and a second current value in the first detection result are larger than zero or not;
when both the second voltage value and the second current value are greater than zero, confirming whether the second voltage value is equal to the first voltage value and whether the second current value is equal to the first current value;
when the second voltage value and the second current value are both equal to zero, confirming that the electronic card port has a fault, and preliminarily confirming that the fault type is a power failure fault;
when the second voltage value is equal to the first voltage value and the second current value is equal to the first current value, the fact that the power supply of the electronic bayonet is normal and the voltage and the current are stable is confirmed;
when the second voltage value is not equal to the first voltage value and/or the second current value is not equal to the first current value, confirming that the power supply of the electronic bayonet is normal but the voltage/current is not stable, analyzing the reason of the unstable voltage/current, and uploading the analyzed reason;
when any one of the online state of the equipment, the transmission state of the data network and the state of the equipment in the second detection result is judged to be abnormal, the electronic police is confirmed to have a fault, and the fault type is updated to be a power-off fault and the electronic police has a fault;
comparing whether the current phase signal periodic signal in the third detection result is consistent with a preset phase periodic signal of a traffic signal machine or not;
if so, confirming that the working state of the traffic signal machine is normal;
otherwise, confirming that the working state of the traffic signal machine is abnormal, and updating the fault types to be power failure fault, electronic police fault and traffic signal machine fault.
7. The electronic card port fault detection and identification method of claim 1, further comprising:
setting a plurality of unique identifiers for a plurality of preset electronic bayonets in advance;
after the electronic card port is confirmed to have faults and specific fault types, confirming a current identifier of the electronic card port, wherein the current identifier is any one of the unique identifiers;
switching on a big database based on the fault type of the electronic card port with the fault, and searching a solution corresponding to the fault type in the big database;
after a target solution is retrieved, acquiring the coordinate position of the electronic card port on an electronic map;
transmitting the coordinate position, the current identification, the fault type and the solution of the electronic card port to a monitoring end so that the monitoring end can know faults and maintain later;
and sending out an alarm prompt at the electronic card port after the transmission is finished.
8. The electronic card port fault detection and identification method of claim 1, further comprising:
acquiring monitoring data of the electronic police;
analyzing the quality index of the monitoring data according to the data characteristics of the preset monitoring data, and extracting blank monitoring data in the monitoring data as first abnormal data;
after extraction is finished, performing secondary analysis on the monitoring data, and extracting repeated monitoring data in the monitoring data extracted for the first time to serve as second abnormal data;
displaying the first abnormal data and the second abnormal data through a statistical chart and an information list;
comparing the proportion of the first abnormal data and the second abnormal data in the monitoring data with a preset proportion to confirm the risk index of the electronic police;
evaluating whether the electronic police is required to be replaced according to the risk index;
and if so, transmitting the risk index and the replacement prompt to a monitoring end.
9. The method for detecting and identifying faults of an electronic card port according to claim 1, wherein the step of comprehensively judging whether the electronic card port has faults and specific fault types according to the first detection result, the second detection result and the third detection result comprises the following steps:
step a1, obtaining a plurality of instantaneous values of the voltage value and the current value in the first detection result, sampling the plurality of instantaneous values, and calculating a voltage effective value and a current effective value in the plurality of instantaneous values after sampling:
wherein, U' is expressed as the effective value of the voltage in the instantaneous value, T is expressed as the period of the alternating current signal, M is expressed as the total number of sampling points, n is expressed as the nth sampling point, UnExpressed as the voltage sample value, U, corresponding to the nth sample pointn+1The voltage sampling value corresponding to the (n + 1) th sampling point is represented; i' is expressed as the effective value of the current in the instantaneous value, InRepresented as the current sample value corresponding to the nth sample point, In+1Representing the current sampling value corresponding to the (n + 1) th sampling point;
step A2, obtaining the current equipment parameter of the electronic police according to the working state of the electronic police in the second detection result, and evaluating the accuracy coefficient of the current equipment parameter:
wherein k is the accurate coefficient of the current device parameter, Q is the environment parameter, lambda is the weight value of the current device parameter, and G1Is expressed as a parameter value, G, corresponding to the current equipment parameter2Expressed as a parameter reference value;
step A3, comparing whether the absolute value of the difference between the accuracy coefficient and a preset accuracy coefficient is in a preset range, if so, determining that the second detection result passes the standard, otherwise, determining that the second detection result does not pass the standard, and re-acquiring another second detection result to continue evaluating until the second detection result passes the standard;
step A4, confirming whether the voltage effective value and the current effective value are both larger than zero, confirming that the electronic bayonet has a fault when any one of the voltage effective value and the current effective value is equal to zero, and confirming that the fault type is a power failure fault;
judging whether the working state of the electronic police in the second detection result passing the standard is the same as the preset working state or not, and when the working state of the electronic police is different from the preset working state, confirming that the electronic gate fails and updating the fault type;
and judging whether the working state of the traffic signal machine in the third detection result is the same as a preset working state or not, confirming that the electronic bayonet is in fault when the working state of the traffic signal machine is different from the preset working state, and updating the fault type for the second time.
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