CN115754521A - Intelligent monitoring terminal, grounding wire and grounding wire operation state judgment method - Google Patents
Intelligent monitoring terminal, grounding wire and grounding wire operation state judgment method Download PDFInfo
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- CN115754521A CN115754521A CN202211392673.7A CN202211392673A CN115754521A CN 115754521 A CN115754521 A CN 115754521A CN 202211392673 A CN202211392673 A CN 202211392673A CN 115754521 A CN115754521 A CN 115754521A
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Abstract
The invention provides an intelligent monitoring terminal, which belongs to the technical field of power transmission and comprises a main body, wherein an information acquisition unit for acquiring the operation information of a grounding wire, a central processing unit for receiving the information fed back by the information acquisition unit and judging whether the operation state of the grounding wire is abnormal and a power supply unit are arranged in the main body. The monitoring terminal can acquire the running state information of the ground wire, monitor the ground wire in real time, and feed the monitored information back to the dispatching center in time when the ground wire is abnormal, so that the occurrence of electric power accidents caused by manual misoperation can be effectively reduced. The invention also provides a grounding wire comprising the intelligent monitoring terminal and a grounding wire operation state judgment method implemented by adopting the intelligent monitoring terminal.
Description
Technical Field
The invention relates to the technical field of power transmission, in particular to an intelligent monitoring terminal, a grounding wire and a method for judging the operating state of the grounding wire.
Background
With the continuous increase of the scale of the power grid and the rapid increase of the power grid equipment, the scale and the number of corresponding field operations such as power infrastructure, technical improvement, maintenance and the like are increased sharply, and the requirement on the safety control of the power operation field is increased more and more. In the process of electric power operation of a power transmission line, a temporary grounding wire (grounding disconnecting link) is one of important safety devices for ensuring the personal safety of maintainers during the maintenance of power equipment. After the electric power operation is finished, the temporary grounding wire is required to be removed, and because the temporary grounding wire is arranged, the switch-on is carried out to recover the power transmission, so that a serious safety accident is easy to generate.
Ensuring the correctness and the normalization of the application of the grounding wire is an important work for the safe and reliable operation of the power transmission line. However, the conventional ground wire application site safety management and control basically depends on manual monitoring and inspection, the management and control mode is low in efficiency and highly depends on the work responsibility of management and control personnel, once the personnel are lacked, the phenomena of missed hanging, missed dismantling, electrified hanging of the ground wire and the like of the ground wire easily occur, and the personal safety of the personnel and the safe and stable operation of a power grid are seriously threatened.
Therefore, an intelligent management and control method is urgently needed, the application state of the grounding wire is monitored in the application process of the grounding wire in the electric power operation field, an early warning and management and control mechanism is provided, and the problem of safety accidents caused by manual misoperation of the grounding wire application is fundamentally reduced and restrained.
Disclosure of Invention
In order to solve the problems in the related art, one of the objectives of the present invention is to provide an intelligent monitoring terminal, which can collect the operation status information of a ground wire, monitor the ground wire in real time, and feed back the monitored information to a scheduling center in time when the ground wire is abnormal, so as to effectively reduce the occurrence of power accidents caused by human misoperation.
The utility model provides an intelligent monitoring terminal, includes the main part, be provided with in the main part:
the information acquisition unit is used for acquiring the operation information of the grounding wire;
the central processing unit is used for receiving the information fed back by the information acquisition unit and judging whether the running state of the grounding wire is abnormal or not;
and the power supply unit provides a power supply for the operation of the monitoring terminal.
In a preferred technical solution of the present invention, the monitoring terminal further includes:
and the communication unit is electrically connected with the central processing unit to realize the remote communication of the intelligent monitoring terminal.
In a preferred technical solution of the present invention, the monitoring terminal further includes:
and the storage unit is arranged on the central processing unit and is used for storing monitoring information.
In a preferred technical solution of the present invention, the main body includes a first housing and a second housing, the first housing and the second housing are hinged, and the first housing and the second housing are fixed to each other by a lock.
In a preferred technical solution of the present invention, the information collecting unit includes:
a current signal detector for detecting a current signal of the ground line;
the positioning unit is used for acquiring the position information of the grounding wire and feeding back the position information to the central processing unit;
an acceleration detector for detecting acceleration information of the ground line;
and the electric quantity detector is used for detecting the electric quantity of the battery of the power supply unit.
In a preferred technical scheme of the invention, the acceleration detector comprises an installation plate, wherein a first installation groove and a second installation groove are arranged on the installation plate, a speed measuring body is installed on the first installation groove, and a data transmission module is installed on the second installation groove.
In a preferred technical solution of the present invention, the determining whether the operation state of the ground line is abnormal includes:
judging whether the current of the power line is abnormal or not;
judging whether the position information of the grounding wire is abnormal or not;
judging whether the grounding wire has an acceleration signal or not;
judging whether the current value of the grounding wire returns to zero or not;
and judging whether the battery power of the power supply unit meets the use requirement of one working cycle of the monitoring terminal.
In a preferred technical solution of the present invention, the determining whether the battery power of the power supply unit meets a periodic usage requirement of the monitoring terminal includes:
acquiring the electricity usage conditions of the monitoring terminal in a plurality of working cycles;
according to the electricity usage conditions of a plurality of working cycles, judging the average electricity usage of the monitoring terminal in one working cycle;
comparing the battery power with the average power consumption, and judging whether the difference between the battery power and the average power consumption is greater than a preset value;
if so, judging that the electric quantity of the battery can meet the use requirement of one working cycle of the monitoring terminal; if not, a charging prompt is sent.
The invention also aims to provide the grounding wire, and the intelligent grounding wire monitoring terminal is arranged on the grounding wire.
The invention also provides a method for judging the running state of the grounding wire, which is realized by adopting the intelligent monitoring terminal, and comprises the following steps:
initializing, namely judging whether the installation position of the grounding wire is consistent with a preset position, and if so, entering a grounding wire current detection flow; if not, an alarm is sent out, and an event message is formed for storage;
detecting whether the current of the grounding wire is normal, if so, entering the acceleration state detection of the grounding wire; if not, an alarm is sent out, and an event message is formed for storage;
judging whether the grounding wire has an acceleration signal, if so, sending an alarm, and forming an event message for storage; if not, detecting the current of the grounding wire again;
judging whether the current value of the grounding wire returns to zero or not and judging whether the monitoring terminal is closed or not; if the current value of the grounding wire is zero, the monitoring terminal is closed, and task completion information fed back by field operating personnel is received, the grounding wire is judged to be removed completely, and an event message is formed for storage;
if the current value of the grounding wire is not zero or the monitoring terminal is not closed, judging whether to report an operation completion signal to the acquired system or not; if yes, judging that the grounding wire is not dismounted, and forming event message storage; if not, entering a grounding wire current detection process.
The invention has the beneficial effects that:
the invention provides an intelligent monitoring terminal which comprises a main body, wherein an information acquisition unit for acquiring running information of a grounding wire, a central processing unit for receiving the information fed back by the information acquisition unit and judging whether the running state of the grounding wire is abnormal or not and a power supply unit are arranged in the main body. The monitoring terminal integrates information acquisition and monitoring, can operate without an external power supply, and is small in structure and convenient to use. The terminal can acquire the running state information of the grounding wire during running, monitors the grounding wire in real time, feeds the monitored information back to the dispatching center in time when the grounding wire is abnormal, and processes the grounding wire in time, so that the occurrence of electric power accidents caused by manual misoperation can be effectively reduced, and the efficiency is higher.
The invention also provides a grounding wire comprising the intelligent monitoring terminal and a grounding wire operation state judgment method implemented by adopting the intelligent monitoring terminal.
Drawings
FIG. 1 is a connection diagram of each component of the intelligent monitoring terminal provided by the invention;
FIG. 2 is a connection diagram of the components of the information acquisition unit provided by the present invention;
FIG. 3 is a schematic structural diagram of an acceleration detector provided in the present invention;
fig. 4 is a schematic structural view of the first housing and the second housing provided in the present invention;
fig. 5 is a logic diagram of a method for determining an operating state of a ground line according to the present invention.
Reference numerals are as follows:
1. a main body; 11. a first housing; 12. a second housing; 13. locking; 100. a central processing unit; 200. an information acquisition unit; 210. a current signal detector; 220. a positioning unit; 230. an acceleration detector; 2301. mounting a plate; 2302. a first mounting groove; 2303. a second mounting groove; 2304. a speed measuring body; 2305. a data transmission module; 240. an electric quantity detector; 300. a communication unit; 400. a storage unit; 500. a power supply unit.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It is to be understood that, although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited by these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present invention. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1:
as shown in fig. 1 to 5, the present invention provides an intelligent monitoring terminal, which includes a main body 1, wherein an information acquisition unit 200, a central processing unit 100 and a power supply unit 500 are disposed in the main body 1, and the information acquisition unit 200 is configured to acquire operation information of a ground wire; the central processing unit 100 is configured to receive information fed back by the information acquisition unit 200, and determine whether the operation state of the ground line is abnormal, and the power supply unit 500 provides a power supply for the operation of the monitoring terminal. The central processing unit 100 is a low power microprocessor.
Specifically, the ground line information collected by the information collecting unit 200 includes: the current, acceleration, and position information of the ground wire mainly enable the cpu 100 to determine whether the ground wire has abnormal situations such as missing, mistaken hanging, missing detachment, and invalid installation. In a better embodiment, the detection terminal further comprises a communication unit 300, and the communication unit 300 is electrically connected with the central processing unit 100 to implement remote communication of the intelligent monitoring terminal. The communication unit 300 is a GPRS module, the communication unit 300 is electrically connected to the central processing unit, and the central processing unit 100 uploads data through the communication unit 300. In practical applications, when the central processing unit 100 determines that the grounding wire is abnormal, an alarm is sent locally to realize on-site alarm of the grounding wire. The central processing unit 100 synchronously forms an event message, maintains data of 8 cycles after the alarm triggering time, and then uploads the data through the communication unit 300. When data uploading is required, the central processing unit 100 first determines whether the communication unit 300 is in the start time period, and if the communication unit 300 is in the start time period, the central processing unit 100 completes data uploading in time. If the communication unit 300 is in the sleep stage, the cpu 100 controls the communication unit 300 to start online and then complete data uploading. After the data uploading is completed, the communication unit 300 continues to stand by for 2 minutes to ensure that the data uploading is complete and the early warning information is sent back to the terminal by the system platform, and after 2 minutes, the communication unit 300 performs a sleep mode to reduce the power consumption of the whole terminal in operation.
The intelligent monitoring terminal comprises a main body 1, wherein an information acquisition unit 200, a central processing unit 100 and a power supply unit 500 are arranged in the main body 1, information acquisition and monitoring are integrated, operation can be performed without an external power supply, and the intelligent monitoring terminal is small in structure and convenient to use. The terminal can acquire the running state information of the grounding wire during running, real-time monitoring is carried out on the grounding wire, the monitored information is fed back to the dispatching center in time when the grounding wire is abnormal, and the dispatching center processes the grounding wire in time, so that the occurrence of electric power accidents caused by manual misoperation can be effectively reduced, and the efficiency is higher.
More specifically, the intelligent monitoring terminal further includes a storage unit 400, and the storage unit 400 is installed on the central processing unit 100 and is used for storing monitoring information.
The storage unit 400 is a non-volatile storage and is configured to store the operation information and the related message information of the monitoring terminal, so as to facilitate subsequent data tracing and maintenance of the power system.
In a specific embodiment, the main body 1 includes a first housing 11 and a second housing 12, the first housing 11 and the second housing 12 are hinged, and the first housing 11 and the second housing 12 are fixed to each other by a latch 13. More specifically, the first shell 11 and the second shell 12 each have an octagonal prism structure in cross section, and both of them constitute the main body 1 of an octagonal prism. An accommodating cavity is formed between the first shell 11 and the second shell 12, and the central processing unit 100, the power supply unit 500, the information acquisition unit 200 and other devices are all placed in the accommodating cavity. A waterproof strip is provided between the first casing 11 and the second casing 12, so that the sealing performance of the fit between the two casings is improved. The center of the main body 1 is provided with a mounting hole matched with a grounding wire, and the monitoring terminal is fastened on a conventional grounding wire through the mounting hole during use, so that an intelligent monitoring terminal is integrated on the conventional grounding wire, and the conventional grounding wire becomes an intelligent grounding wire. An intelligent monitoring terminal is integrated on a conventional grounding wire to form an intelligent grounding wire.
The information collecting unit 200 of the present application is described in detail with reference to fig. 2, where the information collecting unit 200 includes:
a current signal detector 210, the current signal detector 210 being configured to detect a current signal of a ground line;
a positioning unit 220, configured to obtain position information of a ground line, and feed back the position information to the central processing unit 100; the positioning unit 220 is a GPS module or a beidou positioning module, and is configured to acquire position information of the ground wire. So that the central processing unit 100 can determine whether the mounting position of the ground line is erroneous.
An acceleration detector 230 for detecting acceleration information of the ground line; the acceleration detector 230 detects whether the ground line has an acceleration signal, and if the ground line has the acceleration signal, the cpu 100 determines that the ground line falls. Specifically, the accelerometer information may be a switching value signal, the normal state is "0", and the state displacement after the ground line generates acceleration is "1".
A power detector 240 for detecting the battery power of the power supply unit 500. The power supply unit 500 includes a storage battery, and in practical applications, the battery power information is processed and displayed in a percentage manner, and is divided into 4 gears, such as 100%, 75%, 50%, and 25%.
Further, the acceleration detector 230 includes a mounting plate 2301, a first mounting groove 2302 and a second mounting groove 2303 are arranged on the mounting plate 2301, a speed measuring body 2304 is mounted on the first mounting groove 2302, and a data transmission module 2305 is mounted on the second mounting groove 2303. The speed measuring body 2304 is a gravity velometer, the acceleration detector 230 is fixed on the ground wire, when the ground wire falls, acceleration is generated, the gravity velometer feeds back an acceleration signal to the central processing unit 100 after detecting the acceleration signal, and the central processing unit 100 determines that the ground wire falls. The acceleration detector 230 of this application will test the speed body 2304, data transmission module 2305 collection in an organic whole through mounting panel 2301 for this acceleration detector 230 compact structure, occupation space is little.
Further, the determining whether the operation state of the ground line is abnormal includes:
judging whether the current of the power line is abnormal or not; the conventional grounding wire has the states of missing hanging, missing dismounting, poor contact and the like when in use, the current information is different in performance under different conditions, and whether the hanging state of the grounding wire meets the use requirement can be judged by collecting the current information for analysis.
Judging whether the position information of the grounding wire is abnormal or not; and diagnosing the position information of the grounding wire, and judging whether the grounding wire is applied to a specified operation area according to the requirement of an operation ticket so as to judge whether the application meets the safety regulations.
Judging whether the grounding wire has an acceleration signal or not; whether the grounding wire falls off is judged by judging whether the grounding wire has the acceleration signal or not.
Judging whether the current value of the grounding wire returns to zero or not; the current of the grounding wire returns to zero when the grounding wire is detached or falls off, and whether the grounding wire is normally used can be judged by detecting whether the current value of the grounding wire returns to zero.
It is determined whether the battery power of the power supply unit 500 meets the usage requirement of the monitoring terminal in one working cycle. The method is mainly used for reminding the working personnel of the duration data that the monitoring terminal can continue to operate and helping the working personnel to judge whether the use requirements of the operation site are met.
The invention also provides the grounding wire comprising the intelligent grounding wire monitoring terminal, the intelligent degree of the grounding wire is high, and the real-time detection of the self running condition can be realized.
The invention also provides a method for judging the running state of the grounding wire implemented by adopting the intelligent monitoring terminal, which is realized by adopting the intelligent monitoring terminal, and comprises the following steps:
initializing, namely judging whether the installation position of the grounding wire is consistent with a preset position, and if so, entering a grounding wire current detection flow; if not, an alarm is sent out, and an event message is formed for storage; initialization is to initialize a device, and after initialization, the device starts to operate. And judging whether the installation position of the electrified wire is consistent with a preset position, mainly judging whether the deviation between the satellite positioning information of the grounding wire and the position information required by the operation order regulation is within a threshold range, if so, determining that the installation position of the electrified wire meets the composite requirement, and if not, determining that the installation position of the electrified wire is wrong and needs to be adjusted. The position detection of the grounding wire is carried out in the hanging process of the grounding wire, and the hanging of the grounding wire can be completed only after the position of the grounding wire is judged to meet the requirements.
After the grounding wire is hung, detecting the current of the grounding wire in real time, judging whether the current of the grounding wire is normal or not, and if so, entering the acceleration state detection of the grounding wire; if not, an alarm is sent out, and an event message is formed for storage; whether the current of the ground wire is normal or not includes whether the current of the ground wire is normal or not, whether the current of the ground wire is zero or not, and the like.
Judging whether the grounding wire has an acceleration signal, if so, sending an alarm, and forming an event message for storage; if not, detecting the current of the grounding wire again; if the ground wire has an acceleration signal, the ground wire is considered to fall off, and the central processing unit 100 sends out a "fall warning" to remind field personnel to check.
Judging whether the current value of the grounding wire returns to zero or not and judging whether the monitoring terminal is closed or not; if the current value of the grounding wire is zero, the monitoring terminal is closed, and task completion information fed back by field operating personnel is received, the grounding wire is judged to be completely removed, and an event message is formed for storage;
if the current value of the grounding wire is not reset to zero or the monitoring terminal is not closed, whether an operation completion signal is reported to the acquired system or not is judged; if yes, judging that the grounding wire is not dismounted, and forming event message storage; if not, entering a grounding wire current detection flow.
The method has the advantages that the monitoring of the grounding wire is intelligentized, the multi-point multi-layer interconnection and intercommunication of the grounding wire monitoring is realized, the monitoring is efficient, errors are not prone to occurring, and the safe operation of a power system using the grounding wire can be effectively guaranteed.
The diagnosis logic of the method realizes the whole process monitoring of the ground wire application, ensures that no object remains before the line is in service, and effectively avoids the occurrence of power accidents caused by the conditions of wrong hanging, missing hanging, mistaken dismounting, missing dismounting, improper hanging and the like of the ground wire. The method disclosed by the application has the advantages that the multi-dimensional state information applied to the intelligent grounding wire is researched and judged, so that the running condition of the grounding wire can be comprehensively judged, the reliability of the judgment result is high, and the normal running of the grounding wire can be ensured.
Example 2:
this embodiment will be described only for differences from embodiment 1, and the remaining technical features are the same as those of the above-described embodiment.
In this embodiment, the determining whether the battery power of the power supply unit 500 meets the usage requirement of the monitoring terminal in one cycle includes:
s100, acquiring the electric quantity use conditions of the monitoring terminal in a plurality of working cycles;
s200, judging the average power consumption of the monitoring terminal in one working cycle according to the power consumption conditions of a plurality of working cycles;
s300, comparing the battery electric quantity with the average used electric quantity, and judging whether the difference between the battery electric quantity and the average used electric quantity is larger than a preset value; the preset value is usually 10% -15% of the average power consumption, which can ensure that the battery has enough power for the monitoring terminal to use.
S400, if yes, judging that the electric quantity of the battery can meet the use requirement of one working cycle of the monitoring terminal; if not, a charging prompt is sent.
Because the terminal is under different application occasions, the service condition of electric quantity also has difference, therefore when the judgement battery electric quantity of this application satisfies the service requirement of this terminal one cycle, through the electric quantity service condition who obtains a plurality of duty cycles of self, the average service condition of electric quantity of a duty cycle is judged. The method can judge the use duration of the residual electric quantity of the battery according to the actual use condition of the electric quantity of the monitoring terminal, thereby ensuring that the electric quantity of the battery can meet the use requirement of one working cycle of the monitoring terminal and preventing the monitoring terminal from working abnormally due to insufficient electric quantity of the battery in the use process.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures. In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited. The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an intelligent monitoring terminal, includes the main part, its characterized in that is provided with in the main part:
the information acquisition unit is used for acquiring the operation information of the grounding wire;
the central processing unit is used for receiving the information fed back by the information acquisition unit and judging whether the running state of the grounding wire is abnormal or not;
and the power supply unit provides power supply for the operation of the monitoring terminal.
2. The intelligent monitoring terminal of claim 1, wherein:
further comprising:
and the communication unit is electrically connected with the central processing unit to realize the remote communication of the intelligent monitoring terminal.
3. The intelligent monitoring terminal of claim 2, wherein:
further comprising:
and the storage unit is arranged on the central processing unit and is used for storing monitoring information.
4. The intelligent monitoring terminal of claim 1, wherein:
the main body comprises a first shell and a second shell, the first shell is hinged to the second shell, and the first shell and the second shell are fixed to each other through a lock catch.
5. The intelligent monitoring terminal of claim 1, wherein:
the information acquisition unit includes:
a current signal detector for detecting a current signal of the ground line;
the positioning unit is used for acquiring the position information of the grounding wire and feeding back the position information to the central processing unit;
an acceleration detector for detecting acceleration information of the ground line;
and the electric quantity detector is used for detecting the battery electric quantity of the power supply unit.
6. The intelligent monitoring terminal of claim 5, wherein:
the acceleration detector comprises a mounting plate, a first mounting groove and a second mounting groove are arranged on the mounting plate, a speed measuring body is mounted on the first mounting groove, and a data transmission module is mounted on the second mounting groove.
7. The intelligent monitoring terminal according to any one of claims 1-5, characterized in that:
the judging whether the operation state of the grounding wire is abnormal includes:
judging whether the current of the power line is abnormal or not;
judging whether the position information of the grounding wire is abnormal or not;
judging whether the grounding wire has an acceleration signal or not;
judging whether the current value of the grounding wire returns to zero or not;
and judging whether the battery power of the power supply unit meets the use requirement of one working cycle of the monitoring terminal.
8. The intelligent monitoring terminal of claim 7, wherein:
the judging whether the battery power of the power supply unit meets the use requirement of the monitoring terminal in one period includes:
acquiring the electricity usage conditions of the monitoring terminal in a plurality of working cycles;
according to the electricity usage conditions of a plurality of working cycles, judging the average electricity usage of the monitoring terminal in one working cycle;
comparing the battery power with the average power consumption, and judging whether the difference between the battery power and the average power consumption is greater than a preset value;
if so, judging that the electric quantity of the battery can meet the use requirement of one working cycle of the monitoring terminal; if not, a charging prompt is sent.
9. A grounding wire is characterized in that: the intelligent monitoring terminal as claimed in any one of claims 1-8 is mounted on the ground wire.
10. A grounding wire operation state judgment method is characterized in that: the method is realized by adopting the intelligent monitoring terminal according to any one of claims 1-8, and comprises the following steps:
initializing, namely judging whether the installation position of the power connection wire is consistent with a preset position, and entering a ground wire current detection flow if the installation position of the power connection wire is consistent with the preset position; if not, an alarm is sent out, and an event message is formed for storage;
detecting whether the current of the grounding wire is normal, if so, entering the acceleration state detection of the grounding wire; if not, an alarm is sent out, and an event message is formed for storage;
judging whether the grounding wire has an acceleration signal, if so, sending an alarm, and forming an event message for storage; if not, detecting the current of the grounding wire again;
judging whether the current value of the grounding wire returns to zero or not and judging whether the monitoring terminal is closed or not; if the current value of the grounding wire is zero, the monitoring terminal is closed, and task completion information fed back by field operating personnel is received, the grounding wire is judged to be removed completely, and an event message is formed for storage;
if the current value of the grounding wire is not reset to zero or the monitoring terminal is not closed, whether an operation completion signal is reported to the acquired system or not is judged; if yes, judging that the grounding wire is not dismounted, and forming an event message for storage; if not, entering a grounding wire current detection process.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211392673.7A CN115754521A (en) | 2022-11-08 | 2022-11-08 | Intelligent monitoring terminal, grounding wire and grounding wire operation state judgment method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211392673.7A CN115754521A (en) | 2022-11-08 | 2022-11-08 | Intelligent monitoring terminal, grounding wire and grounding wire operation state judgment method |
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| CN115754521A true CN115754521A (en) | 2023-03-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116051080A (en) * | 2023-03-29 | 2023-05-02 | 广东电网有限责任公司茂名供电局 | Method and system for managing ground wires of operation site |
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- 2022-11-08 CN CN202211392673.7A patent/CN115754521A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116051080A (en) * | 2023-03-29 | 2023-05-02 | 广东电网有限责任公司茂名供电局 | Method and system for managing ground wires of operation site |
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