CN113406374A - Power distribution network electricity larceny prevention monitoring system and monitoring method thereof - Google Patents
Power distribution network electricity larceny prevention monitoring system and monitoring method thereof Download PDFInfo
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Abstract
The embodiment of the invention discloses a power distribution network electricity larceny prevention monitoring system and a monitoring method thereof, wherein the monitoring system comprises: the system comprises a loop state monitoring module, a power utilization field management terminal, an electricity larceny prevention monitoring module and an upper computer; the loop state monitoring module acquires and outputs electric energy parameters of the correspondingly connected metering loops; the power utilization field management terminal receives the electric energy parameters output by at least one correspondingly connected loop state monitoring module, generates an electric energy parameter abnormal signal when detecting that the electric energy parameters are abnormal and uploads the electric energy parameter abnormal signal to an upper computer; the anti-electricity-theft monitoring module is switched into an image acquisition mode under the triggering of a preset triggering condition, acquires image information of an area where the electricity utilization field management terminal is located according to a preset rule, generates an image abnormal signal and uploads the image abnormal signal to the upper computer; and the upper computer processes and analyzes the abnormal electric energy parameters and the image information to obtain an electricity stealing monitoring result. The monitoring system provided by the embodiment of the invention can be used for obtaining evidence of electricity stealing, so that the monitoring precision is improved, and the vicious electricity stealing is effectively reduced.
Description
Technical Field
The embodiment of the invention relates to the technical field of power distribution networks, in particular to a power distribution network monitoring system and a monitoring method thereof.
Background
As an important component for building a unified and strong smart grid, the construction of the power utilization information acquisition system realizes the real-time acquisition and monitoring of power utilization information in each link of transmission, transformation, distribution and utilization, and is the basis for realizing the full acquisition, full coverage and full prepayment of electric energy information.
The existing electricity utilization information acquisition system, namely an electricity utilization field management system, mainly comprises the functions of automatic meter reading, prepayment management, online monitoring of metering equipment, electricity utilization abnormity alarming, line loss statistical analysis and the like. The existing power utilization acquisition system usually only focuses on acquisition and analysis of electric energy data, lacks strict on-site protection measures and has low safety: parameters or data of the terminal and the electric meter can be artificially tampered, and the terminal and the electric meter can be artificially altered or damaged. In the case of abnormal power utilization or large line loss, a remote manager can not judge whether the abnormal power utilization or the electricity stealing behavior actually occurs on the site because of factors such as misjudgment, missed judgment and the like of the system even if the remote manager sees the abnormal power utilization alarm on the main station.
The existing technical measures for preventing electricity theft include: the anti-electricity-theft metering box, the high-level energy electric energy meter, the anti-electricity-theft electric energy meter and the like are adopted, the anti-electricity-theft metering box is a special metering box lead sealing mode, and the anti-counterfeiting and anti-prying lead sealing mode cannot solve the problem of evidence obtaining because the common lead seal is easy to be counterfeited and is also easy to be recovered after being opened by an electricity-stealing person; the use of a high-level electric energy meter brings inconvenience to meter reading and regular inspection; the electricity larceny prevention electric energy meter, the network monitoring remote meter reading, the metering device fault recorder and the like are used, electricity larceny prevention dead corners exist, and the investigation and the evidence obtaining are difficult. Therefore, the existing electricity larceny prevention measures have the problems of easy misjudgment and missed judgment and incapability of obtaining evidence.
Disclosure of Invention
The embodiment of the invention provides a power distribution network electricity larceny prevention monitoring system and a monitoring method thereof, which can be used for obtaining evidence of electricity larceny so as to improve electricity larceny monitoring precision and effectively reduce vicious electricity larceny conditions.
The embodiment of the invention provides a power distribution network electricity larceny prevention monitoring system, which is electrically connected with a monitored object through a plurality of metering loops, and comprises: the system comprises a loop state monitoring module, a power utilization field management terminal, an electricity larceny prevention monitoring module and an upper computer;
the power utilization field management terminal is correspondingly connected with at least one metering loop, one loop state monitoring module is electrically connected with one metering loop, and the loop state monitoring module is used for acquiring and outputting electric energy parameters of the correspondingly connected metering loop;
the power utilization site management terminal is electrically connected with the loop state monitoring module and the upper computer respectively and is used for receiving the electric energy parameters output by at least one correspondingly connected loop state monitoring module, generating an electric energy parameter abnormal signal when detecting that the electric energy parameters are abnormal, and uploading the electric energy parameter abnormal signal and the abnormal electric energy parameters to the upper computer;
the electricity larceny prevention monitoring module is electrically connected with the electricity utilization field management terminal and used for switching to an image acquisition mode under the triggering of a preset triggering condition, acquiring image information of an area where the electricity utilization field management terminal is located according to a preset rule, generating an image abnormal signal and uploading the image information and the image abnormal signal to the upper computer;
and the upper computer is used for processing and analyzing the abnormal electric energy parameters and the image information to obtain an electricity stealing monitoring result.
Optionally, the preset trigger condition includes a human body infrared trigger condition;
the electricity larceny prevention monitoring module is used for switching to an image acquisition mode under the triggering of a human body infrared triggering condition, acquiring image information of an area where the electricity utilization site management terminal is located according to a preset rule, generating an image abnormal signal, and uploading the image information and the image abnormal signal to the upper computer.
Optionally, the power utilization field management terminal is located inside the metering box, and the preset trigger condition includes a switching condition of the metering box;
the electricity utilization field management terminal is electrically connected with the metering box and used for issuing an image acquisition instruction to the electricity larceny prevention monitoring module when detecting that the metering box has a switching action;
the electricity larceny prevention monitoring module is used for switching to an image acquisition mode according to the image acquisition instruction, acquiring image information of an area where the electricity utilization site management terminal is located according to a preset rule, generating an image abnormal signal, and uploading the image information and the image abnormal signal to the upper computer.
Optionally, the power utilization field management terminal includes a communication unit, and the electricity larceny prevention monitoring module is in communication with the upper computer through the communication unit.
Optionally, the electricity larceny prevention monitoring module is further configured to upload the acquired image information of the area where the electricity utilization field management terminal is located to the cloud storage space through the communication unit.
Optionally, the electricity larceny prevention monitoring module includes a storage unit;
the storage unit is used for storing the image information of the area where the electricity utilization field management terminal is located, which is acquired by the electricity larceny prevention monitoring module;
the upper computer is also used for reading the image information stored in the storage unit according to a user instruction.
Optionally, the electricity larceny prevention monitoring module includes an image processing unit with an infrared night vision function;
the image processing unit is used for switching to an image acquisition mode under the triggering of a preset triggering condition and acquiring the image information of the area where the power utilization site management terminal is located according to a preset rule.
Optionally, the power utilization field management terminal has a unique terminal code;
the power utilization site management terminal is also used for uploading the terminal code to the upper computer when the power consumption site management terminal detects that the electric energy parameter is abnormal;
and the upper computer is also used for positioning the electricity utilization field management terminal which steals electricity according to the terminal code when the electricity stealing is judged.
Optionally, the upper computer is further configured to generate electricity stealing event record data when electricity stealing occurs, and store the electricity stealing event record data.
Based on the same inventive concept, the embodiment of the invention also provides a monitoring method of the power distribution network electricity larceny prevention monitoring system, wherein the monitoring system is electrically connected with a monitoring object through a plurality of metering loops, and the monitoring system comprises: the monitoring method comprises the following steps of monitoring a loop state, managing a power utilization field, monitoring an electricity larceny prevention, and monitoring an upper computer, wherein the monitoring method comprises the following steps:
the loop state monitoring module acquires and outputs electric energy parameters of the correspondingly connected metering loops;
the power utilization site management terminal receives the electric energy parameters output by at least one correspondingly connected loop state monitoring module, generates an electric energy parameter abnormal signal when detecting that the electric energy parameters are abnormal, and uploads the electric energy parameter abnormal signal and the abnormal electric energy parameters to the upper computer;
the electricity larceny prevention monitoring module is switched into an image acquisition mode under the triggering of a preset triggering condition, acquires image information of an area where the electricity utilization site management terminal is located according to a preset rule, generates an image abnormal signal, and uploads the image information and the image abnormal signal to the upper computer;
and the upper computer processes and analyzes the abnormal electric energy parameters and the image information to obtain an electricity stealing monitoring result.
The power-stealing prevention monitoring system for the power distribution network comprises a loop state monitoring module, a power utilization site management terminal, a power-stealing prevention monitoring module and an upper computer, wherein the loop state monitoring module acquires electric energy parameters of a metering loop which is correspondingly connected and outputs the electric energy parameters to the power utilization site management terminal; the anti-electricity-theft monitoring module is switched into an image acquisition mode under the triggering of a preset triggering condition, acquires image information of an area where the electricity utilization field management terminal is located according to a preset rule, generates an image abnormal signal and uploads the image abnormal signal to the upper computer; the upper computer obtains electricity stealing monitoring results according to abnormal electric energy parameters and image information, the loop state monitoring module can monitor the electric energy parameters of the metering loop in real time, data support is provided for intelligent diagnosis and comprehensive analysis of the monitoring system, electricity stealing prevention monitoring is carried out by the electricity stealing prevention monitoring module in an image acquisition mode, evidence can be obtained for electricity stealing, mutual matching of the electric energy parameter acquisition of the loop state monitoring module and the image acquisition of the electricity stealing prevention monitoring module can be realized, electricity stealing monitoring precision of the monitoring system can be improved, and occurrence of vicious electricity stealing situations can be effectively reduced.
Drawings
To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, a brief description will be given below of the drawings required for the embodiments or the technical solutions in the prior art, and it is obvious that the drawings in the following description, although being some specific embodiments of the present invention, can be extended and extended to other structures and drawings by those skilled in the art according to the basic concepts of the device structure, the driving method and the manufacturing method disclosed and suggested by the various embodiments of the present invention, without making sure that these should be within the scope of the claims of the present invention.
Fig. 1 is a schematic structural diagram of a power distribution network electricity larceny prevention monitoring system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an electricity larceny prevention monitoring module according to an embodiment of the present invention;
fig. 3 is a flowchart of a monitoring method of a power distribution network electricity larceny prevention monitoring system according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described through embodiments with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the basic idea disclosed and suggested by the embodiments of the present invention, are within the scope of the present invention.
Fig. 1 is a schematic structural diagram of a power distribution network electricity larceny prevention monitoring system provided in an embodiment of the present invention, as shown in fig. 1, the monitoring system is electrically connected to a monitored object through a plurality of metering loops 1, and the monitoring system includes: the system comprises a loop state monitoring module 100, a power utilization field management terminal 200, an electricity larceny prevention monitoring module 300 and an upper computer 400; the power utilization field management terminal 200 is correspondingly connected with at least one metering loop 1, a loop state monitoring module 100 is electrically connected with one metering loop 1, and the loop state monitoring module 100 is used for acquiring and outputting electric energy parameters of the correspondingly connected metering loop 1; the power utilization site management terminal 200 is electrically connected with the loop state monitoring module 100 and the upper computer 400 respectively, and is used for receiving the electric energy parameters output by at least one correspondingly connected loop state monitoring module 100, generating an electric energy parameter abnormal signal when detecting that the electric energy parameters are abnormal, and uploading the electric energy parameter abnormal signal and the abnormal electric energy parameters to the upper computer 400; the electricity larceny prevention monitoring module 300 is electrically connected with the electricity utilization site management terminal 200, and is used for switching to an image acquisition mode under the trigger of a preset trigger condition, acquiring image information of an area where the electricity utilization site management terminal 200 is located according to a preset rule, generating an image abnormal signal, and uploading the image information and the image abnormal signal to the upper computer 400; the upper computer 400 is used for processing and analyzing the abnormal electric energy parameters and the image information to obtain an electricity stealing monitoring result.
For example, referring to fig. 1, the power distribution network electricity larceny prevention monitoring system provided in the embodiment of the present invention includes a loop state monitoring module 100, an electricity field management terminal 200, an electricity larceny prevention monitoring module 300, and an upper computer 400, where the electricity field management terminal 200 and a metering loop 1 thereof are respectively installed with the electricity larceny prevention monitoring module 300 and the loop state monitoring module 100, and monitor an electricity larceny condition together. Specifically, one metering loop 1 is connected to one loop state monitoring module 100, and the loop state monitoring module 100 periodically or in real time acquires key electric energy parameters such as voltage, current and power in the metering loop 1 correspondingly connected thereto, and outputs the acquired electric energy parameters to the power consumption field management terminal 200. The loop state monitoring module 100 can be electrically connected with the electricity utilization site management terminal 200 through an RS485 interface, the electricity utilization site management terminal 200 receives the electric energy parameters output by at least one loop state monitoring module 100 correspondingly connected with the electricity utilization site management terminal, the collected actual electric energy parameters can be processed and analyzed according to the pre-stored standard electric energy parameters or standard electric energy parameter range, the actual electric energy parameters are judged to be abnormal when the actual electric energy parameters are detected to be larger than the standard electric energy parameters or outside the standard electric energy parameter range, an electric energy parameter abnormal signal is generated at the moment, and the electric energy parameter abnormal signal and the abnormal electric energy parameters are uploaded to the upper computer 400 to remind a worker to take precautionary measures in time. The power utilization site management terminal 200 detects that the actual electric energy parameter is less than or equal to the standard electric energy parameter or within the standard electric energy parameter range, determines that the actual electric energy parameter is normal, stores and backups the normal electric energy parameter at the moment, and uploads the normal electric energy parameter to the upper computer 400. The upper computer 400 may be a remote data center platform, or may be other computers, servers, and the like that communicate with the electric field management terminal 200. The electric energy parameters collected by the loop state monitoring module 100 can help the power grid staff to accurately master the power utilization condition of the whole power grid, and can also help to judge whether the power grid steals electricity. In addition, through the real-time monitoring of the loop state monitoring module 100, a technical means is provided for realizing intelligent diagnosis and comprehensive analysis of the whole power distribution network electricity larceny prevention monitoring system.
The electricity larceny prevention monitoring module 300 can collect image information of the area where the electricity field management terminal 200 is located, and evidence can be obtained for electricity larceny. Specifically, the electricity larceny prevention monitoring module 300 switches to an image acquisition mode when meeting a preset trigger condition, enters a shooting state, acquires image information such as videos or photos in the area where the electricity consumption site management terminal 200 is located according to a preset rule set by a user, generates an image abnormal signal, and uploads the acquired image information and the generated image abnormal signal to the upper computer 400. The host computer 400 receives the electric energy parameter abnormal signal and the image abnormal signal, processes the abnormal electric energy parameter collected by the loop state monitoring module 100 and the image information collected by the electricity larceny prevention monitoring module 300, obtains an electricity larceny monitoring result after comprehensive analysis, sends an electricity larceny alarm when electricity larceny is judged to occur, reminds a worker to check and process in time, so that before greater loss occurs, precautionary measures are taken in time, the electricity larceny monitoring precision of the monitoring system is improved, and the occurrence of the vicious electricity larceny situation is effectively reduced.
It should be noted that fig. 1 only illustrates that the power distribution network electricity larceny prevention monitoring system includes 2 loop state monitoring modules 100, 1 power utilization site management terminal 200, and 1 electricity larceny prevention monitoring module 300, but not limited thereto, and those skilled in the art can set the number of the loop state monitoring modules 100, the power utilization site management terminal 200, and the electricity larceny prevention monitoring modules 300 according to actual situations, as long as one loop state monitoring module 100 is correspondingly set for one metering loop 1, and one electricity larceny prevention monitoring module 300 is correspondingly set for one power utilization site management terminal 200. The embodiment of the present invention does not limit the specific structures of the loop state monitoring module 100, the power utilization site management terminal 200, the electricity larceny prevention monitoring module 300, and the upper computer 400, and thus, the corresponding functions are implemented. For example, the upper computer 400 may include a front-end communication service system (which performs real-time data processing, historical data storage and query, etc.), a WEB publishing system (which shares and sends monitoring information into the network, provides report generation, historical data query, etc., and facilitates a user to browse relevant information at any node of the network according to authority), a data computing system (which implements functions of statistics, calculation, analysis, etc. of electric energy data), and a data forwarding module (which forwards a data file in a standard PQDIF format for sharing services, etc.).
The power distribution network electricity larceny prevention monitoring system comprises a loop state monitoring module, an electricity utilization field management terminal, an electricity larceny prevention monitoring module and an upper computer, wherein the loop state monitoring module acquires electric energy parameters of a metering loop which is correspondingly connected and outputs the electric energy parameters to the electricity utilization field management terminal; the anti-electricity-theft monitoring module is switched into an image acquisition mode under the triggering of a preset triggering condition, acquires image information of an area where the electricity utilization field management terminal is located according to a preset rule, generates an image abnormal signal and uploads the image abnormal signal to the upper computer; the upper computer obtains electricity stealing monitoring results according to abnormal electric energy parameters and image information, the loop state monitoring module can monitor the electric energy parameters of the metering loop in real time, data support is provided for intelligent diagnosis and comprehensive analysis of the monitoring system, electricity stealing prevention monitoring is carried out by the electricity stealing prevention monitoring module in an image acquisition mode, evidence can be obtained for electricity stealing, mutual matching of the electric energy parameter acquisition of the loop state monitoring module and the image acquisition of the electricity stealing prevention monitoring module can be realized, electricity stealing monitoring precision of the monitoring system can be improved, and occurrence of vicious electricity stealing situations can be effectively reduced.
Referring to fig. 1, optionally, the preset trigger condition includes a human body infrared trigger condition; the electricity larceny prevention monitoring module 300 is configured to switch to an image acquisition mode under the triggering of a human body infrared triggering condition, acquire image information of an area where the electricity consumption site management terminal 200 is located according to a preset rule, generate an image abnormal signal, and upload the image information and the image abnormal signal to the upper computer 400.
In this embodiment, the preset triggering condition may be a human infrared triggering condition, that is, when a person enters a field detection range, the electricity larceny prevention monitoring module 300 switches to an image acquisition mode, enters a shooting state, and acquires image information such as a video or a photo of an area where the electricity consumption field management terminal 200 is located according to a preset rule. The preset rule is not limited, for example, the electricity larceny prevention monitoring module 300 may be set to acquire images immediately after being triggered to switch to the image acquisition mode, and perform next image acquisition after a certain time interval (the time interval may be set to 3min at the maximum), and may also specifically set the time interval and the image acquisition frequency of subsequent image acquisition, for example, the image acquisition mode of the electricity larceny prevention monitoring module 300 is to take a picture, the first time interval is set to 3s, if someone enters the shooting area, the electricity larceny prevention monitoring module 300 is triggered to take a picture immediately 1 time, and takes a picture again after the time interval of 3s, and may further take a picture continuously for 3 times subsequently, and the time intervals are 10s, 20s, and 30s, respectively. One image was acquired every 1min for the next 6 minutes, followed by 1 image every 6 minutes for the next 12 minutes. If there is still a person on the spot 20min after the anti-electricity-theft monitoring module 300 is triggered, 1 time of image acquisition is carried out at an interval of 8 minutes, 2 times of image acquisition are continuously carried out, and then the images are not acquired within 1 hour. If after 1 hour a person is detected to be present, the above-described actions are repeated. A round of photographing action acquires 15 images in total, the duration is 36min, and the images are not acquired within the remaining 24min within 1 hour. The electricity larceny prevention monitoring module 300 collects images according to a preset rule and then generates image abnormal signals, and the image information and the image abnormal signals are uploaded to the upper computer 400.
Referring to fig. 1, optionally, the power utilization site management terminal 200 is located inside the metering box, and the preset trigger condition includes a switching condition of the metering box; the power utilization site management terminal 200 is electrically connected with the metering box and is used for issuing an image acquisition instruction to the electricity larceny prevention monitoring module 300 when detecting that the metering box has a switching action; the electricity larceny prevention monitoring module 300 is configured to switch to an image acquisition mode according to an image acquisition instruction, acquire image information of an area where the electricity consumption site management terminal 200 is located according to a preset rule, generate an image abnormal signal, and upload the image information and the image abnormal signal to the upper computer 400.
In this embodiment, the preset triggering condition may be a switch triggering condition of the metering box, that is, when the power consumption field management terminal 200 detects that the metering box has a switch through monitoring a door node interface of the metering box, an image acquisition instruction is immediately issued to the electricity larceny prevention monitoring module 300 to control the electricity larceny prevention monitoring module 300 to switch to an image acquisition mode, and enter a shooting state, and the electricity larceny prevention monitoring module 300 acquires image information such as videos or photos in an area where the power consumption field management terminal 200 is located according to a preset rule. The preset rule is not limited, and for example, after the metering box is opened every time, the electricity larceny prevention monitoring module 300 may be triggered to switch to the image acquisition mode, and continuously acquire images for 3 times with an interval time of 5s, and when the metering box is opened all the time thereafter, the images are not acquired and are not acquired any more. After the trigger condition is formed, the electricity larceny prevention monitoring module 300 automatically collects image information according to a preset rule, generates an image abnormal signal, and uploads the image information and the image abnormal signal to the upper computer 400 so as to obtain evidence and store possible electricity larceny conditions in time, and the electricity larceny prevention monitoring module is beneficial to striking vicious electricity larceny events.
Fig. 2 is a schematic structural diagram of an electricity larceny prevention monitoring module according to an embodiment of the present invention, and referring to fig. 1 and fig. 2, optionally, the electricity field management terminal 200 includes a communication unit, and the electricity larceny prevention monitoring module 200 communicates with the upper computer 400 through the communication unit.
For example, as shown in fig. 2, the anti-electricity-theft monitoring module 300 includes an interface 310, the interface 310 may be a USB interface or an RS485 interface, and the anti-electricity-theft monitoring module 300 may be connected to the power utilization site management terminal 200 in a plug-in manner through the USB interface or the RS485 interface for communication.
The power utilization field management terminal 200 comprises a communication unit, the electricity larceny prevention monitoring module 200 can upload the acquired image information and the image abnormal signal to the upper computer 400 through the communication unit of the power utilization field management terminal 200, and performs data interaction with the upper computer 400, and the electricity larceny prevention monitoring module 300 does not need to be additionally provided with the communication unit, so that the cost can be effectively saved. In addition, according to the actual situation on site, the communication unit can be set to be freely switched among three communication modes of GPRS, 4G and CDMA, and compared with a physical line, the communication unit has stronger adaptability, and meanwhile, the problem that data transmission is influenced due to line damage caused by natural reasons can be avoided.
Referring to fig. 1, on the basis of the above embodiment, optionally, the electricity larceny prevention monitoring module 300 is further configured to upload the acquired image information of the area where the electricity utilization site management terminal 200 is located to the cloud storage space through the communication unit.
In order to avoid data loss caused by communication abnormality or equipment failure, the electricity larceny prevention monitoring module 300 may upload the acquired image information to the cloud storage space for backup through the communication unit of the electricity field management terminal 200 in real time, thereby effectively preventing data loss.
Referring to fig. 1 and 2, optionally, the electricity larceny prevention monitoring module 300 includes a storage unit 320; the storage unit 320 is used for storing the image information of the area where the electricity field management terminal 200 is located, which is acquired by the electricity larceny prevention monitoring module 300; the upper computer 400 is further configured to read image information stored in the storage unit 320 according to a user instruction.
As shown in fig. 2, the electricity larceny prevention monitoring module 300 includes a storage unit 320, the storage unit 320 may be a built-in memory card such as an SD card, the electricity larceny prevention monitoring module 300 may store and backup the acquired image information in the storage unit 320, and may also automatically upload the image information to the upper computer 400, and send an alarm signal, i.e., an image abnormal signal, to prompt the worker to pay attention to the abnormal situation, and take relevant measures in a targeted manner. In addition, if the local storage space of the storage unit 320 is not enough, the image information acquired later can overwrite the image information stored earlier.
When a worker wants to check data information of the power distribution network, a user instruction can be input into the upper computer 400, the upper computer 400 can acquire stored image information from the storage unit 320 of the electricity larceny prevention monitoring module 300 in real time through the communication unit of the electricity utilization field management terminal 200 according to the user instruction, and the stored electric energy parameters acquired by the loop state monitoring module 100 are acquired at the electricity utilization field management terminal 200, so that the electricity utilization condition of the power distribution network is known, and the electricity larceny condition is monitored.
The upper computer 400 can adopt a Window Server 2003r operating system, the database can adopt a commercial SQL Server2000 database, the database can acquire real-time data and historical data of each monitoring point according to a user instruction and store the real-time data and the historical data to a data center of the upper computer 400, processing and analysis are convenient, and the data center can adopt double-hard-disk redundant backup storage, so that effective storage of the real-time data and the historical data is ensured, and data loss is prevented.
Referring to fig. 1 and 2, alternatively, the electricity larceny prevention monitoring module 300 includes an image processing unit 330 having an infrared night vision function; the image processing unit 330 is configured to switch to an image acquisition mode under the trigger of a preset trigger condition, and acquire image information of an area where the power consumption site management terminal 200 is located according to a preset rule.
As shown in fig. 2, the electricity larceny prevention monitoring module 300 includes an image processing unit 330, and the image processing unit 330 mainly performs image acquisition and compression, and also has an infrared night vision function, so as to meet the requirement of uninterrupted image monitoring on the site for 24 hours, so as to provide evidence of electricity larceny. In addition, the anti-electricity-theft monitoring module 300 further includes a power unit 340, and the power unit 340 can provide power for the normal operation of the anti-electricity-theft monitoring module 300. The anti-electricity-theft monitoring module 300 can adopt an image acquisition chip with high precision, high frequency response and good isolation performance, and has higher precision and better real-time performance
Referring to fig. 1, optionally, the power field management terminal 200 has a unique terminal code; the power utilization site management terminal 200 is further used for uploading a terminal code to the upper computer 400 when detecting that the electric energy parameter is abnormal; the upper computer 400 is also used for positioning the electricity utilization field management terminal 200 which steals electricity according to the terminal code when judging that electricity stealing occurs.
Each power consumption site management terminal 200 has a unique corresponding terminal code to distinguish the power consumption site management terminals 200, the power consumption site management terminals 200 process and analyze the electric energy data collected by the loop state monitoring module 100, when power consumption abnormality is judged, the terminal codes of the power consumption site management terminals 200 are uploaded besides abnormal electric energy parameters and electric energy parameter abnormal signals, and the upper computer 400 can position the power consumption site management terminals 200 with abnormal power consumption, namely the power consumption site management terminals 200 corresponding to the terminal codes according to the terminal codes. The upper computer 400 comprehensively analyzes the abnormal electric energy parameters collected by the loop state monitoring module 100 and the image information collected by the electricity larceny prevention monitoring module 300, and can position the corresponding electricity field management terminal 200 according to the terminal code when electricity larceny is judged to occur, so that a worker can accurately position an electricity larceny occurring area, and accordingly, the worker can take processing measures in a targeted manner.
Referring to fig. 1, optionally, the upper computer 400 is further configured to generate and store electricity stealing event record data when electricity stealing occurs.
The upper computer 400 comprehensively analyzes the abnormal electric energy parameters collected by the loop state monitoring module 100 and the image information collected by the electricity larceny prevention monitoring module 300, when electricity larceny is judged to occur, an electricity larceny alarm prompt can be sent out in the form of a buzzer or a flash lamp, and the like, so that subsequent workers can go to the site to confirm whether electricity larceny occurs again and make corresponding processing measures. In order to avoid the situation that the non-working personnel and the like cancel the electricity stealing alarm prompt to cause that the working personnel cannot find the electricity stealing behavior in time, the upper computer 400 can generate electricity stealing event record data as electricity stealing event historical data while sending the electricity stealing alarm prompt, and the working personnel can know the actual electricity stealing situation according to the electricity stealing event historical data to further improve the monitoring precision.
The staff can be according to the electricity stealing incident record data that host computer 400 generated, confirm on the spot, if it is the power consumption unusual, then mark, follow-up observation is that accidental power consumption is unusual or the power consumption that exists always is unusual, thereby judge that the electricity stealing condition in power consumption field management terminal 200 place area is the frequent emergence or has the contingency, if frequent power consumption is unusual undulant, need carry out the investigation of probing the reason that influences the power consumption condition in this area, accurate location source, take the improvement measure pertinence, thereby solve the power consumption problem that the unusual power consumption condition area of taking place was met frequently.
Based on the same inventive concept, the embodiment of the invention also provides a monitoring method of the power distribution network electricity larceny prevention monitoring system, the monitoring system is electrically connected with a monitoring object through a plurality of metering loops, and the monitoring system comprises: fig. 3 is a flowchart of a monitoring method of a power distribution network electricity larceny prevention monitoring system according to an embodiment of the present invention, and as shown in fig. 3, the monitoring method includes:
and S110, the loop state monitoring module collects and outputs the electric energy parameters of the correspondingly connected metering loops.
And S120, the power utilization field management terminal receives the electric energy parameters output by the at least one correspondingly connected loop state monitoring module, generates an electric energy parameter abnormal signal when detecting that the electric energy parameters are abnormal, and uploads the electric energy parameter abnormal signal and the abnormal electric energy parameters to the upper computer.
S130, the electricity larceny prevention monitoring module is switched into an image acquisition mode under the trigger of a preset trigger condition, acquires image information of an area where the electricity utilization field management terminal is located according to a preset rule, generates an image abnormal signal, and uploads the image information and the image abnormal signal to an upper computer.
And S140, the upper computer processes and analyzes the abnormal electric energy parameters and the image information to obtain an electricity stealing monitoring result.
The anti-electricity-theft monitoring system comprises a loop state monitoring module, an electricity utilization field management terminal, an anti-electricity-theft monitoring module and an upper computer, wherein the loop state monitoring module acquires electric energy parameters of a metering loop which is correspondingly connected and outputs the electric energy parameters to the electricity utilization field management terminal; the anti-electricity-theft monitoring module is switched into an image acquisition mode under the triggering of a preset triggering condition, acquires image information of an area where the electricity utilization field management terminal is located according to a preset rule, generates an image abnormal signal and uploads the image abnormal signal to the upper computer; the upper computer obtains electricity stealing monitoring results according to abnormal electric energy parameters and image information, the loop state monitoring module can monitor the electric energy parameters of the metering loop in real time, data support is provided for intelligent diagnosis and comprehensive analysis of the monitoring system, electricity stealing prevention monitoring is carried out by the electricity stealing prevention monitoring module in an image acquisition mode, evidence can be obtained for electricity stealing, mutual matching of the electric energy parameter acquisition of the loop state monitoring module and the image acquisition of the electricity stealing prevention monitoring module can be realized, electricity stealing monitoring precision of the monitoring system can be improved, and occurrence of vicious electricity stealing situations can be effectively reduced.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements, combinations and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. The utility model provides a distribution network anti-electricity-theft monitoring system which characterized in that, monitoring system is connected with the monitoring object electricity through a plurality of measurement return circuits, and this monitoring system includes: the system comprises a loop state monitoring module, a power utilization field management terminal, an electricity larceny prevention monitoring module and an upper computer;
the power utilization field management terminal is correspondingly connected with at least one metering loop, one loop state monitoring module is electrically connected with one metering loop, and the loop state monitoring module is used for acquiring and outputting electric energy parameters of the correspondingly connected metering loop;
the power utilization site management terminal is electrically connected with the loop state monitoring module and the upper computer respectively and is used for receiving the electric energy parameters output by at least one correspondingly connected loop state monitoring module, generating an electric energy parameter abnormal signal when detecting that the electric energy parameters are abnormal, and uploading the electric energy parameter abnormal signal and the abnormal electric energy parameters to the upper computer;
the electricity larceny prevention monitoring module is electrically connected with the electricity utilization field management terminal and used for switching to an image acquisition mode under the triggering of a preset triggering condition, acquiring image information of an area where the electricity utilization field management terminal is located according to a preset rule, generating an image abnormal signal and uploading the image information and the image abnormal signal to the upper computer;
and the upper computer is used for processing and analyzing the abnormal electric energy parameters and the image information to obtain an electricity stealing monitoring result.
2. The power distribution network electricity larceny prevention monitoring system of claim 1, wherein the preset trigger condition comprises a human body infrared trigger condition;
the electricity larceny prevention monitoring module is used for switching to an image acquisition mode under the triggering of a human body infrared triggering condition, acquiring image information of an area where the electricity utilization site management terminal is located according to a preset rule, generating an image abnormal signal, and uploading the image information and the image abnormal signal to the upper computer.
3. The power distribution network electricity larceny prevention monitoring system of claim 1, wherein the electricity field management terminal is located inside a metering box, and the preset trigger condition comprises a switching condition of the metering box;
the electricity utilization field management terminal is electrically connected with the metering box and used for issuing an image acquisition instruction to the electricity larceny prevention monitoring module when detecting that the metering box has a switching action;
the electricity larceny prevention monitoring module is used for switching to an image acquisition mode according to the image acquisition instruction, acquiring image information of an area where the electricity utilization site management terminal is located according to a preset rule, generating an image abnormal signal, and uploading the image information and the image abnormal signal to the upper computer.
4. The power distribution network electricity larceny prevention monitoring system of claim 1, wherein the electricity field management terminal comprises a communication unit, and the electricity larceny prevention monitoring module is in communication with the upper computer through the communication unit.
5. The power distribution network electricity larceny prevention monitoring system of claim 4, wherein the electricity larceny prevention monitoring module is further configured to upload the acquired image information of the area where the electricity utilization field management terminal is located to a cloud storage space through the communication unit.
6. The power distribution network electricity larceny prevention monitoring system of claim 1, wherein the electricity larceny prevention monitoring module comprises a storage unit;
the storage unit is used for storing the image information of the area where the electricity utilization field management terminal is located, which is acquired by the electricity larceny prevention monitoring module;
the upper computer is also used for reading the image information stored in the storage unit according to a user instruction.
7. The power distribution network electricity larceny prevention monitoring system of claim 1, wherein the electricity larceny prevention monitoring module comprises an image processing unit with infrared night vision function;
the image processing unit is used for switching to an image acquisition mode under the triggering of a preset triggering condition and acquiring the image information of the area where the power utilization site management terminal is located according to a preset rule.
8. The power distribution network electricity larceny prevention monitoring system of claim 1, wherein the power utilization field management terminal has a unique terminal code;
the power utilization site management terminal is also used for uploading the terminal code to the upper computer when the power consumption site management terminal detects that the electric energy parameter is abnormal;
and the upper computer is also used for positioning the electricity utilization field management terminal which steals electricity according to the terminal code when the electricity stealing is judged.
9. The power distribution network electricity larceny prevention monitoring system of claim 1, wherein the upper computer is further configured to generate and store electricity larceny event record data when electricity larceny occurs.
10. A monitoring method of a power distribution network electricity larceny prevention monitoring system is characterized in that the monitoring system is electrically connected with a monitored object through a plurality of metering loops, and the monitoring system comprises: the monitoring method comprises the following steps of monitoring a loop state, managing a power utilization field, monitoring an electricity larceny prevention, and monitoring an upper computer, wherein the monitoring method comprises the following steps:
the loop state monitoring module acquires and outputs electric energy parameters of the correspondingly connected metering loops;
the power utilization site management terminal receives the electric energy parameters output by at least one correspondingly connected loop state monitoring module, generates an electric energy parameter abnormal signal when detecting that the electric energy parameters are abnormal, and uploads the electric energy parameter abnormal signal and the abnormal electric energy parameters to the upper computer;
the electricity larceny prevention monitoring module is switched into an image acquisition mode under the triggering of a preset triggering condition, acquires image information of an area where the electricity utilization site management terminal is located according to a preset rule, generates an image abnormal signal, and uploads the image information and the image abnormal signal to the upper computer;
and the upper computer processes and analyzes the abnormal electric energy parameters and the image information to obtain an electricity stealing monitoring result.
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Application publication date: 20210917 |