CN116846062A - Rural electric network electricity larceny prevention monitoring system - Google Patents
Rural electric network electricity larceny prevention monitoring system Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 113
- 230000005611 electricity Effects 0.000 title claims abstract description 64
- 230000002265 prevention Effects 0.000 title claims abstract description 30
- 238000012545 processing Methods 0.000 claims abstract description 86
- 238000009826 distribution Methods 0.000 claims abstract description 61
- 238000004891 communication Methods 0.000 claims abstract description 30
- 238000001914 filtration Methods 0.000 claims description 34
- 230000001276 controlling effect Effects 0.000 claims description 23
- 230000009466 transformation Effects 0.000 claims description 19
- 230000001105 regulatory effect Effects 0.000 claims description 18
- 230000000087 stabilizing effect Effects 0.000 claims description 16
- 230000006399 behavior Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 239000013078 crystal Substances 0.000 claims description 12
- 230000003321 amplification Effects 0.000 claims description 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 4
- 238000011835 investigation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
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- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004377 microelectronic Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
- G01R22/061—Details of electronic electricity meters
- G01R22/066—Arrangements for avoiding or indicating fraudulent use
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
Abstract
The application discloses a rural power grid electricity larceny prevention monitoring system, and relates to the technical field of power grid monitoring; the system comprises a monitoring module, a processing module, a control module, a feedback module, a communication module and a remote terminal, wherein the monitoring module, the processing module and the control module are sequentially connected, the processing module, the feedback module and the control module are sequentially connected, the control module is connected with the communication module, and the communication module is connected with the remote terminal; the monitoring module is used for acquiring data of the low-voltage distribution network, the processing module is used for acquiring data, processing and transmitting of the monitoring module, the feedback module is used for acquiring data from the processing module, comparing data information with a threshold value and acquiring whether electricity stealing behavior exists or not; the communication module is used for transmitting the data obtained by the control module to the remote terminal, and the remote terminal is used for judging according to the data information and controlling the control module; the power grid electricity stealing device is used for timely knowing that the power grid is stolen through a monitoring module, a feedback module, a control module and the like so as to conveniently conduct power outage treatment.
Description
Technical Field
The application relates to the technical field of power grid monitoring, in particular to a rural power grid electricity larceny prevention monitoring system.
Background
The whole of the power substation and the power transmission and distribution line of various voltages in the power system is called a power grid. The power transformation, transmission and distribution system comprises three units. The power network is used for transmitting and distributing electric energy and changing voltage, when the electric energy is transmitted, a plurality of lawbreakers can steal the electric quantity of the power network, so that public benefits can be damaged, especially under the condition of non-strict supervision in rural areas, the electric larceny is serious, and the electric larceny cannot be effectively and timely managed and monitored, so that the electric network is required to be monitored in a larceny prevention mode, and various problems still exist in the electric larceny prevention monitoring in the market.
The rural power grid electricity larceny prevention monitoring system disclosed by the application publication number CN108594058A is disclosed as an intelligent electricity larceny prevention alarm system with the application publication number 201810359778X. The system realizes that the acquisition unit installed on the electric network line detects the line in real time, the control unit performs data analysis and comparison on the electric network parameters acquired by the acquisition unit, the processing unit responds to the analyzed electric network parameters beyond the threshold range, and simultaneously the processing information of the control unit can be synchronously displayed on the mobile terminal to remind a user whether the electric larceny exists or not, if the electric larceny exists, the power-off switch of the line opening and closing module acts to cut off the electric network line and actively stop the electric larceny, the problem that the first time is corresponding when the electric larceny occurs in rural areas is solved, the circuit is cut off, the occurrence of electricity stealing behavior is avoided, the image acquisition module can acquire image information around the occurrence of electricity stealing behavior and transmit the image information to the mobile terminal, comprehensive protection is provided for a rural power grid, power grid resources are maintained, the system has the technical effects of safety, reliability, safety in use and strong electricity stealing prevention capability, but the problems that the existing anti-theft treatment only detects the values of voltage and current, the anti-theft detection cannot be effectively realized, namely, the monitoring mode is single, the monitoring treatment cannot be effectively carried out, and the like are solved, and therefore, the system for monitoring the electricity stealing prevention of the rural power grid is provided.
Problems and considerations in the prior art:
how to solve the technical problem of electricity larceny prevention of the power grid.
Disclosure of Invention
The application provides a rural power grid electricity larceny prevention monitoring system, which solves the technical problem of electricity larceny prevention of a power grid.
In order to solve the technical problems, the technical scheme adopted by the application is as follows:
the rural power grid electricity larceny prevention monitoring system comprises a monitoring module, a processing module, a control module, a feedback module, a communication module and a remote terminal, wherein the monitoring module, the processing module and the control module are sequentially connected and communicated; the monitoring module is used for acquiring data of the low-voltage distribution network, the processing module is used for acquiring the data of the monitoring module, calculating, processing and transmitting the data, the feedback module is used for acquiring the data from the processing module, comparing the data information with a threshold value and obtaining whether electricity stealing behavior exists or not; the communication module is used for transmitting the data obtained by the control module to the remote terminal, and the remote terminal is used for judging and processing according to the data information and controlling and adjusting the control module.
The further technical proposal is that: the monitoring module comprises a voltage acquisition circuit, a current acquisition circuit, an intelligent carrier of the electric power metering device and a mutual inductance detector, wherein the voltage acquisition circuit is used for acquiring voltage information of the low-voltage distribution network, the electric power acquisition circuit is used for acquiring current information of the low-voltage distribution network, the electric power metering device is used for acquiring electricity information of a user and transmitting the electricity information, the mutual inductance detector is used for acquiring currents on two lines, the currents on the two lines are equal in size and opposite in direction, signals induced in the mutual inductance detector are mutually offset, and an output signal is zero.
The further technical proposal is that: the power-saving control system further comprises a switch module, wherein the switch module is used for being connected with the control module, and when the control module obtains that electricity is stolen, the switch module performs disconnection control adjustment on the voltage distribution grid and the corresponding household load.
The further technical proposal is that: the environment monitoring system comprises a control module, an environment monitoring module, an auxiliary module, a display, a control key, a clock crystal oscillator circuit and a storage, wherein the display is used for displaying the running state and data information of the control module, the control key is used for controlling and adjusting the control module, and the clock crystal oscillator circuit is used for carrying out waveform conveying on the control information of the control module.
The further technical proposal is that: the switch module comprises an air switch and a leakage protection switch, wherein the air switch is used for starting the motor infrequently; the leakage protection switch is used for the infrequent switching start of the line.
The further technical proposal is that: the power supply system comprises a control module, a low-voltage distribution network, an electromagnetic mutual inductance module, a power supply module, a voltage regulation module and a control module, wherein the electromagnetic mutual inductance module, the power supply module, the voltage regulation module and the control module are sequentially connected, the electromagnetic mutual inductance module is used for connecting the low-voltage distribution network and obtaining the voltage of the low-voltage distribution network, the voltage regulation module is used for supplying power to the voltage regulation module, and the voltage regulation module is used for regulating and controlling the voltage and providing stable power supply for the control module.
The further technical proposal is that: the voltage regulating module comprises a voltage reducing circuit, a rectifying circuit, a voltage stabilizing circuit, a filtering circuit and an anti-surge circuit, wherein the voltage reducing circuit is used for reducing voltage, the rectifying circuit is used for converting alternating voltage into direct voltage, the voltage stabilizing circuit is used for stabilizing voltage output, the filtering circuit is used for filtering alternating voltage in the direct voltage, and the anti-surge circuit is used for preventing voltage impact and protecting subsequent electronic components.
The further technical proposal is that: the processing module comprises a receiving unit, a conversion unit, a gain unit and a filtering unit, wherein the receiving unit is used for acquiring the data information acquired by the monitoring module, the conversion unit is used for carrying out analog-to-digital processing on the data information, the gain unit is used for carrying out amplification processing on the data information, and the filtering unit is used for filtering clutter on the data information.
The further technical proposal is that: the mutual inductance detector comprises a mutual inductor and a relay, phase line zero lines in the low-voltage distribution network pass through zero sequence current transformer coils, currents on the two lines are equal in size and opposite in direction during normal operation, signals induced in the mutual inductor are mutually offset, and an output signal is zero; the relay is used for controlling on-off adjustment; when the current of the incoming line and the outgoing line is different, the currents on the two lines are not equal, and the threshold value is exceeded, the relay trips and cuts off the power.
The further technical proposal is that: the feedback module comprises an amplifying circuit, a comparing circuit and a threshold circuit, wherein the amplifying circuit is used for amplifying the data information transmitted by the processing module, the threshold circuit is used for obtaining the threshold value set by the control module, the comparing circuit is used for comparing the acquired data information with the threshold value, and the comparison result is transmitted to the control module.
The further technical proposal is that: the memory comprises a ROM memory, a RAM memory, a cache memory and an SD card memory; the environment monitoring module comprises a monitoring camera, a temperature and humidity detector and an infrared thermometer, wherein the monitoring camera is used for detecting the switch module or the power transformation cabinet, the temperature and humidity detector is used for detecting the environment of the switch module or the power transformation cabinet, and the infrared thermometer is used for detecting the running temperature of the switch module or the power transformation cabinet.
The beneficial effects of adopting above-mentioned technical scheme to produce lie in:
the rural power grid electricity larceny prevention monitoring system comprises a monitoring module, a processing module, a control module, a feedback module, a communication module and a remote terminal, wherein the monitoring module, the processing module and the control module are sequentially connected and communicated; the monitoring module is used for acquiring data of the low-voltage distribution network, the processing module is used for acquiring the data of the monitoring module, calculating, processing and transmitting the data, the feedback module is used for acquiring the data from the processing module, comparing the data information with a threshold value and obtaining whether electricity stealing behavior exists or not; the communication module is used for transmitting the data obtained by the control module to the remote terminal, and the remote terminal is used for judging and processing according to the data information and controlling and adjusting the control module. According to the technical scheme, the power grid is timely known to be stolen through the monitoring module, the feedback module, the control module and the like, so that power failure treatment is facilitated.
See the description of the detailed description section.
Drawings
Fig. 1 is a schematic block diagram of embodiment 1 of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present application is not limited to the specific embodiments disclosed below.
Example 1:
as shown in fig. 1, the application discloses a rural power grid electricity larceny prevention monitoring system, which comprises a monitoring module, a processing module, a control module, a feedback module, a communication module, a remote terminal, a switch module, an auxiliary module, an electromagnetic mutual inductance module, a power supply module, a voltage regulating module, a low-voltage distribution grid and a household load, wherein the low-voltage distribution grid, the monitoring module, the processing module and the control module are sequentially connected and communicated, the processing module, the feedback module and the control module are sequentially connected and communicated, the control module is connected and communicated with the communication module, and the communication module is connected and communicated with the remote terminal; the control module is connected with the auxiliary module and communicated with the low-voltage distribution grid, the electromagnetic mutual inductance module is connected with the low-voltage distribution grid and communicated with the low-voltage distribution grid, and the control module, the switch module and the household load are connected with the control module and communicated with the household load.
The monitoring module is used for acquiring data of the low-voltage distribution network, the processing module is used for acquiring the data of the monitoring module, calculating, processing and transmitting the data, the feedback module is used for acquiring the data from the processing module, comparing the data information with a threshold value and obtaining whether electricity stealing behavior exists or not; the communication module is used for transmitting the data obtained by the control module to the remote terminal, and the remote terminal is used for judging and processing according to the data information and controlling and adjusting the control module.
The monitoring module comprises a voltage acquisition circuit, a current acquisition circuit, an intelligent carrier of the electric power metering device and a mutual inductance detector, wherein the voltage acquisition circuit is used for acquiring voltage information of the low-voltage distribution network, the electric power acquisition circuit is used for acquiring current information of the low-voltage distribution network, the electric power metering device is used for acquiring electricity information of a user and transmitting the electricity information, the mutual inductance detector is used for acquiring currents on two lines, the currents on the two lines are equal in size and opposite in direction, signals induced in the mutual inductance detector are mutually offset, and an output signal is zero.
The switch module is used for being connected with the control module, and when the control module obtains electricity stealing, the switch module is used for conducting disconnection control adjustment on the voltage distribution network and the corresponding household load.
The auxiliary module comprises a display, a control key, a clock crystal oscillator circuit, an environment monitoring module and a memory, wherein the display is used for displaying the running state and data information of the control module, the control key is used for controlling and adjusting the control module, and the clock crystal oscillator circuit is used for carrying out waveform conveying on the control information of the control module.
The switch module comprises an air switch and a leakage protection switch, wherein the air switch is used for starting the motor infrequently; the leakage protection switch is used for the infrequent switching start of the line.
The electromagnetic mutual inductance module is used for connecting the low-voltage distribution network and obtaining the voltage of the low-voltage distribution network, the voltage regulation module is used for supplying power to the voltage regulation module through the power supply module, and the voltage regulation module is used for regulating and controlling the voltage and supplying stable power to the control module.
The voltage regulating module comprises a voltage reducing circuit, a rectifying circuit, a voltage stabilizing circuit, a filtering circuit and an anti-surge circuit, wherein the voltage reducing circuit is used for reducing voltage, the rectifying circuit is used for converting alternating voltage into direct voltage, the voltage stabilizing circuit is used for stabilizing voltage output, the filtering circuit is used for filtering alternating voltage in the direct voltage, and the anti-surge circuit is used for preventing voltage impact and protecting subsequent electronic components.
The processing module comprises a receiving unit, a conversion unit, a gain unit and a filtering unit, wherein the receiving unit is used for acquiring the data information acquired by the monitoring module, the conversion unit is used for carrying out analog-to-digital processing on the data information, the gain unit is used for carrying out amplification processing on the data information, and the filtering unit is used for filtering clutter on the data information.
The mutual inductance detector comprises a mutual inductor and a relay, phase line zero lines in the low-voltage distribution network pass through zero sequence current transformer coils, currents on the two lines are equal in size and opposite in direction during normal operation, signals induced in the mutual inductor are mutually offset, and an output signal is zero; the relay is used for controlling on-off adjustment; when the current of the incoming line and the outgoing line is different, the currents on the two lines are not equal, and the threshold value is exceeded, the relay trips and cuts off the power.
The feedback module comprises an amplifying circuit, a comparing circuit and a threshold circuit, wherein the amplifying circuit is used for amplifying the data information transmitted by the processing module, the threshold circuit is used for obtaining the threshold value set by the control module, the comparing circuit is used for comparing the acquired data information with the threshold value, and the comparison result is transmitted to the control module.
The memory comprises a ROM memory, a RAM memory, a cache memory and an SD card memory; the environment monitoring module comprises a monitoring camera, a temperature and humidity detector and an infrared thermometer, wherein the monitoring camera is used for detecting the switch module or the power transformation cabinet, the temperature and humidity detector is used for detecting the environment of the switch module or the power transformation cabinet, and the infrared thermometer is used for detecting the running temperature of the switch module or the power transformation cabinet.
Example 2:
embodiment 2 differs from embodiment 1 in that the system does not have an electromagnetic mutual inductance module, a power supply module, and a voltage regulation module.
The application discloses a rural power grid electricity larceny prevention monitoring system which comprises a monitoring module, a processing module, a control module, a feedback module, a communication module, a remote terminal, a switch module, an auxiliary module, a low-voltage distribution power grid and a household load, wherein the low-voltage distribution power grid, the monitoring module, the processing module and the control module are sequentially connected and communicated; the control module is connected with the auxiliary module and communicates with the auxiliary module, and the control module, the switch module and the household load are sequentially connected and communicate with each other.
The monitoring module is used for acquiring data of the low-voltage distribution network, the processing module is used for acquiring the data of the monitoring module, calculating, processing and transmitting the data, the feedback module is used for acquiring the data from the processing module, comparing the data information with a threshold value and obtaining whether electricity stealing behavior exists or not; the communication module is used for transmitting the data obtained by the control module to the remote terminal, and the remote terminal is used for judging and processing according to the data information and controlling and adjusting the control module.
The monitoring module comprises a voltage acquisition circuit, a current acquisition circuit, an intelligent carrier of the electric power metering device and a mutual inductance detector, wherein the voltage acquisition circuit is used for acquiring voltage information of the low-voltage distribution network, the electric power acquisition circuit is used for acquiring current information of the low-voltage distribution network, the electric power metering device is used for acquiring electricity information of a user and transmitting the electricity information, the mutual inductance detector is used for acquiring currents on two lines, the currents on the two lines are equal in size and opposite in direction, signals induced in the mutual inductance detector are mutually offset, and an output signal is zero.
The switch module is used for being connected with the control module, and when the control module obtains electricity stealing, the switch module is used for conducting disconnection control adjustment on the voltage distribution network and the corresponding household load.
The auxiliary module comprises a display, a control key, a clock crystal oscillator circuit, an environment monitoring module and a memory, wherein the display is used for displaying the running state and data information of the control module, the control key is used for controlling and adjusting the control module, and the clock crystal oscillator circuit is used for carrying out waveform conveying on the control information of the control module.
The switch module comprises an air switch and a leakage protection switch, wherein the air switch is used for starting the motor infrequently; the leakage protection switch is used for the infrequent switching start of the line.
The voltage regulating module comprises a voltage reducing circuit, a rectifying circuit, a voltage stabilizing circuit, a filtering circuit and an anti-surge circuit, wherein the voltage reducing circuit is used for reducing voltage, the rectifying circuit is used for converting alternating voltage into direct voltage, the voltage stabilizing circuit is used for stabilizing voltage output, the filtering circuit is used for filtering alternating voltage in the direct voltage, and the anti-surge circuit is used for preventing voltage impact and protecting subsequent electronic components.
The processing module comprises a receiving unit, a conversion unit, a gain unit and a filtering unit, wherein the receiving unit is used for acquiring the data information acquired by the monitoring module, the conversion unit is used for carrying out analog-to-digital processing on the data information, the gain unit is used for carrying out amplification processing on the data information, and the filtering unit is used for filtering clutter on the data information.
The mutual inductance detector comprises a mutual inductor and a relay, phase line zero lines in the low-voltage distribution network pass through zero sequence current transformer coils, currents on the two lines are equal in size and opposite in direction during normal operation, signals induced in the mutual inductor are mutually offset, and an output signal is zero; the relay is used for controlling on-off adjustment; when the current of the incoming line and the outgoing line is different, the currents on the two lines are not equal, and the threshold value is exceeded, the relay trips and cuts off the power.
The feedback module comprises an amplifying circuit, a comparing circuit and a threshold circuit, wherein the amplifying circuit is used for amplifying the data information transmitted by the processing module, the threshold circuit is used for obtaining the threshold value set by the control module, the comparing circuit is used for comparing the acquired data information with the threshold value, and the comparison result is transmitted to the control module.
The memory comprises a ROM memory, a RAM memory, a cache memory and an SD card memory; the environment monitoring module comprises a monitoring camera, a temperature and humidity detector and an infrared thermometer, wherein the monitoring camera is used for detecting the switch module or the power transformation cabinet, the temperature and humidity detector is used for detecting the environment of the switch module or the power transformation cabinet, and the infrared thermometer is used for detecting the running temperature of the switch module or the power transformation cabinet.
Example 3:
embodiment 3 differs from embodiment 1 in that the system has no low-voltage wiring network, which is the object to be tested, and is connected only when applied.
The application discloses a rural power grid electricity larceny prevention monitoring system which comprises a monitoring module, a processing module, a control module, a feedback module, a communication module, a remote terminal, a switch module, an auxiliary module, an electromagnetic mutual inductance module, a power supply module, a voltage regulation module and a household load, wherein the monitoring module, the processing module and the control module are sequentially connected and communicated; the electromagnetic mutual inductance module, the power supply module, the voltage regulating module and the control module are sequentially connected, the control module is connected with the auxiliary module and communicated with the auxiliary module, and the control module, the switch module and the household load are sequentially connected and communicated with each other.
The monitoring module is used for acquiring data of the low-voltage distribution network, the processing module is used for acquiring the data of the monitoring module, calculating, processing and transmitting the data, the feedback module is used for acquiring the data from the processing module, comparing the data information with a threshold value and obtaining whether electricity stealing behavior exists or not; the communication module is used for transmitting the data obtained by the control module to the remote terminal, and the remote terminal is used for judging and processing according to the data information and controlling and adjusting the control module.
The monitoring module comprises a voltage acquisition circuit, a current acquisition circuit, an intelligent carrier of the electric power metering device and a mutual inductance detector, wherein the voltage acquisition circuit is used for acquiring voltage information of the low-voltage distribution network, the electric power acquisition circuit is used for acquiring current information of the low-voltage distribution network, the electric power metering device is used for acquiring electricity information of a user and transmitting the electricity information, the mutual inductance detector is used for acquiring currents on two lines, the currents on the two lines are equal in size and opposite in direction, signals induced in the mutual inductance detector are mutually offset, and an output signal is zero.
The switch module is used for being connected with the control module, and when the control module obtains electricity stealing, the switch module is used for conducting disconnection control adjustment on the voltage distribution network and the corresponding household load.
The auxiliary module comprises a display, a control key, a clock crystal oscillator circuit, an environment monitoring module and a memory, wherein the display is used for displaying the running state and data information of the control module, the control key is used for controlling and adjusting the control module, and the clock crystal oscillator circuit is used for carrying out waveform conveying on the control information of the control module.
The switch module comprises an air switch and a leakage protection switch, wherein the air switch is used for starting the motor infrequently; the leakage protection switch is used for the infrequent switching start of the line.
The electromagnetic mutual inductance module is used for connecting the low-voltage distribution network and obtaining the voltage of the low-voltage distribution network, the voltage regulation module is used for supplying power to the voltage regulation module through the power supply module, and the voltage regulation module is used for regulating and controlling the voltage and supplying stable power to the control module.
The voltage regulating module comprises a voltage reducing circuit, a rectifying circuit, a voltage stabilizing circuit, a filtering circuit and an anti-surge circuit, wherein the voltage reducing circuit is used for reducing voltage, the rectifying circuit is used for converting alternating voltage into direct voltage, the voltage stabilizing circuit is used for stabilizing voltage output, the filtering circuit is used for filtering alternating voltage in the direct voltage, and the anti-surge circuit is used for preventing voltage impact and protecting subsequent electronic components.
The processing module comprises a receiving unit, a conversion unit, a gain unit and a filtering unit, wherein the receiving unit is used for acquiring the data information acquired by the monitoring module, the conversion unit is used for carrying out analog-to-digital processing on the data information, the gain unit is used for carrying out amplification processing on the data information, and the filtering unit is used for filtering clutter on the data information.
The mutual inductance detector comprises a mutual inductor and a relay, phase line zero lines in the low-voltage distribution network pass through zero sequence current transformer coils, currents on the two lines are equal in size and opposite in direction during normal operation, signals induced in the mutual inductor are mutually offset, and an output signal is zero; the relay is used for controlling on-off adjustment; when the current of the incoming line and the outgoing line is different, the currents on the two lines are not equal, and the threshold value is exceeded, the relay trips and cuts off the power.
The feedback module comprises an amplifying circuit, a comparing circuit and a threshold circuit, wherein the amplifying circuit is used for amplifying the data information transmitted by the processing module, the threshold circuit is used for obtaining the threshold value set by the control module, the comparing circuit is used for comparing the acquired data information with the threshold value, and the comparison result is transmitted to the control module.
The memory comprises a ROM memory, a RAM memory, a cache memory and an SD card memory; the environment monitoring module comprises a monitoring camera, a temperature and humidity detector and an infrared thermometer, wherein the monitoring camera is used for detecting the switch module or the power transformation cabinet, the temperature and humidity detector is used for detecting the environment of the switch module or the power transformation cabinet, and the infrared thermometer is used for detecting the running temperature of the switch module or the power transformation cabinet.
The technical scheme is as follows:
as shown in fig. 1, the rural power grid electricity larceny prevention monitoring system comprises a control module, a processing module is electrically connected to the control module, a monitoring module is electrically connected to the processing module, a feedback module is electrically connected to the processing module, the feedback module is electrically connected to the control module, the monitoring module is used for realizing data acquisition of a low-voltage distribution grid, the monitoring module comprises a voltage acquisition circuit, a current acquisition circuit, an electric metering device intelligent carrier and a mutual inductance detector, the voltage acquisition circuit is used for acquiring voltage information of the low-voltage distribution grid, the current acquisition circuit is used for acquiring current information of the low-voltage distribution grid, the electric metering device intelligent carrier is used for acquiring the current information of the low-voltage distribution grid, the electric metering device intelligent carrier is used for organically combining a communication means based on a microelectronic technology, a remote communication means of computer network and a carrier communication technology is used for carrying out data reading transmission by utilizing the existing power lines, the mutual inductance detector is used for realizing acquisition and transmission of information of users, the mutual inductance detector is used for realizing acquisition and processing of current on two lines, current on the two lines is opposite in current sensing directions, the mutual inductance detector is used for setting and comparing and processing of data information, and whether the data is about to be processed by the comparison and the threshold value information is processed or not.
The control module is electrically connected with a communication module, the communication module is electrically connected with a remote terminal, the communication module is used for realizing communication transmission processing, namely, data information acquired by the control module is transmitted to the remote terminal, and the remote terminal is used for judging and processing according to the data information and realizing remote control and adjustment of the control module, so that monitoring and control processing are conveniently realized.
Specifically, the control module is connected with the monitoring module through the processing module, the monitoring module is used for detecting the low-voltage distribution network, the switch module and the household load, the monitoring module is used for realizing data acquisition of the low-voltage distribution network, the monitoring module comprises a voltage acquisition circuit, a current acquisition circuit, an intelligent carrier of the electric power metering device and a mutual inductance detector, the voltage acquisition circuit is used for acquiring voltage information of the low-voltage distribution network, the current acquisition circuit is used for acquiring current information of the low-voltage distribution network, the intelligent carrier of the electric power metering device is in a remote meter reading system, a communication means based on a microelectronic technology is organically combined with a computer network and a carrier communication technology, the conventional power line is utilized for carrying out remote communication meter reading and reading transmission of water meter data, and the acquisition and transmission of electricity consumption information of a user are realized, the mutual inductance detector comprises a mutual inductor, a relay and an electronic circuit, wherein a phase line zero line in a low-voltage distribution network passes through a zero sequence current transformer coil, the mutual inductance detector is used for realizing acquisition and processing of currents on two lines in normal working time, the currents on the two lines are equal in size and opposite in direction, signals induced in the mutual inductor are mutually offset, output signals are 0, when a user steals electricity by various means, the currents on the two lines are different, the current on the two lines is not equal, and when the current exceeds a certain value, the relay trips and is powered off, a processing module is used for realizing calculation and processing of data information acquired by a monitoring module and transmitting the data information, and the processing module comprises a receiving unit for realizing acquisition of the data information acquired by the monitoring module, a conversion unit for realizing analog-to-digital processing of the data information, the data information processing device comprises a gain unit for amplifying data information, a filtering unit for filtering clutter of the data information, and a feedback module electrically connected between a control module and a processing module, wherein the feedback module is used for comparing the data information with a set threshold value, and then judging whether the electricity stealing behavior exists or not, the feedback module comprises an amplifying circuit, a comparing circuit and a threshold value circuit, the amplifying circuit is used for amplifying the data information transmitted by the processing module, the accuracy of the data information is improved, the data information is prevented from being lost or interfered when being transmitted, the threshold value circuit is used for receiving the threshold value set by the control module, the comparing circuit is used for comparing the acquired data information with the set threshold value, and the comparing result is transmitted to the control module.
The control module is electrically connected with the switch module, the switch module is connected with the low-voltage distribution network and the household load, and is used for realizing the disconnection control adjustment of the voltage distribution network and the household load through the switch module when the control module judges that the electricity larceny occurs, so that the follow-up investigation treatment is convenient, the switch module comprises an air switch and a leakage protection switch, the air switch is a switch which can be automatically disconnected when the current in the circuit exceeds the rated current, and can protect short circuits, serious overload, undervoltage and the like which occur to the circuit or the electrical equipment besides completing the contact and breaking of the circuit, and is also used for starting the motor infrequently; the leakage protection switch is used for protecting the life of the equipment from electric shock when the equipment fails due to leakage and has overload and short-circuit protection functions, is used for protecting the overload and short-circuit of the circuit or the motor, and is also used for starting the circuit without frequent conversion under normal conditions.
The low-voltage distribution network is electrically connected with an electromagnetic mutual inductance module, the electromagnetic mutual inductance module is electrically connected with a power supply module, the power supply module is electrically connected with a voltage regulating module, the voltage regulating module is electrically connected with a control module, the electromagnetic mutual inductance module is used for realizing the voltage receiving of the low-voltage distribution network, then the voltage regulating module is used for supplying power to the voltage regulating module, after the voltage regulating module is used for regulating and controlling the voltage, stable power supply operation is realized on the control module, the voltage regulating module comprises a voltage reducing circuit for reducing the voltage, a rectifying circuit for converting alternating voltage into direct voltage, a voltage stabilizing circuit for realizing stable voltage output, a filtering circuit for filtering alternating voltage in the direct voltage, an anti-surge circuit for preventing voltage impact and protecting subsequent electronic components, the control module is electrically connected with an auxiliary module, the auxiliary module comprises a display, a control key, a clock crystal oscillator circuit, an environment monitoring module and a memory, the display is used for realizing the running state and data information display of the control module, the control key is used for realizing the control of the control module, the control module is used for controlling and the control module, the clock crystal oscillator circuit is used for realizing the transmission of the control information in the memory and the memory, and the memory is used for realizing the transmission of the waveform information in the memory and the memory; the environment monitoring module comprises a monitoring camera, a temperature and humidity detector and an infrared thermometer, wherein the monitoring camera is used for detecting the switch module or the power transformation cabinet, the temperature and humidity detector is used for detecting the environment of the switch module or the power transformation cabinet, and the infrared thermometer is used for realizing the operation temperature of the switch module or the power transformation cabinet.
Compared with the prior art, the application has the beneficial effects that:
when the intelligent power consumption monitoring system is used, the low-voltage distribution network is detected through the monitoring module, the electricity consumption of a user is acquired and transmitted through the intelligent carrier of the power metering device, the mutual inductance detector is used for acquiring and processing the current on two lines in normal working time, whether the electricity stealing behavior is conductive or not can be effectively judged, the feedback module is used for comparing the data information, namely, the data information is compared with the set threshold value, whether the electricity stealing behavior is present or not is judged, and the intelligent power consumption monitoring system is controlled through the remote terminal, so that the monitoring capability is improved, the electricity stealing behavior is effectively prevented, public benefits are protected, and the management and monitoring can be effectively and timely carried out.
After the application runs for a period of time internally, the feedback of field technicians is beneficial in that:
a rural power grid electricity larceny prevention monitoring system; the intelligent monitoring device comprises a control module, wherein the control module is electrically connected with a processing module, the processing module is electrically connected with a monitoring module, the processing module is electrically connected with a feedback module, and the feedback module is electrically connected with the control module; the control module is electrically connected with a communication module, and the communication module is electrically connected with a remote terminal; the low-voltage distribution power grid is detected through the monitoring module, the intelligent carrier of the electric power metering device collects and transmits electricity consumption of a user, the mutual inductance detector collects and processes current on two lines of normal working time, whether the electricity is stolen by conduction or not can be effectively judged, the feedback module is used for comparing and processing data information, namely, the data information is compared with a set threshold value, whether the electricity is stolen or not is judged, and the monitoring capability is improved by controlling through the remote terminal.
At present, the technical scheme of the application has been subjected to pilot-scale test, namely, smaller-scale test of products before large-scale mass production; after the pilot test is completed, the use investigation of the user is performed in a small range, and the investigation result shows that the user satisfaction is higher; now, the preparation of the formal production of the product for industrialization (including intellectual property risk early warning investigation) is started.
Claims (10)
1. A rural electric network electricity larceny prevention monitoring system is characterized in that: the system comprises a monitoring module, a processing module, a control module, a feedback module, a communication module and a remote terminal, wherein the monitoring module, the processing module and the control module are sequentially connected and communicated; the monitoring module is used for acquiring data of the low-voltage distribution network, the processing module is used for acquiring the data of the monitoring module, calculating, processing and transmitting the data, the feedback module is used for acquiring the data from the processing module, comparing the data information with a threshold value and obtaining whether electricity stealing behavior exists or not; the communication module is used for transmitting the data obtained by the control module to the remote terminal, and the remote terminal is used for judging and processing according to the data information and controlling and adjusting the control module.
2. The rural power grid electricity larceny prevention monitoring system of claim 1 wherein: the monitoring module comprises a voltage acquisition circuit, a current acquisition circuit, an intelligent carrier of the electric power metering device and a mutual inductance detector, wherein the voltage acquisition circuit is used for acquiring voltage information of the low-voltage distribution network, the electric power acquisition circuit is used for acquiring current information of the low-voltage distribution network, the electric power metering device is used for acquiring electricity information of a user and transmitting the electricity information, the mutual inductance detector is used for acquiring currents on two lines, the currents on the two lines are equal in size and opposite in direction, signals induced in the mutual inductance detector are mutually offset, and an output signal is zero.
3. The rural power grid electricity larceny prevention monitoring system of claim 1 wherein: the switch module is used for being connected with the control module, and when the control module obtains that electricity is stolen, the switch module performs disconnection control adjustment on the voltage distribution grid and the corresponding household load; the environment monitoring system comprises a control module, an environment monitoring module, an auxiliary module, a display, a control key, a clock crystal oscillator circuit and a storage, wherein the display is used for displaying the running state and data information of the control module, the control key is used for controlling and adjusting the control module, and the clock crystal oscillator circuit is used for carrying out waveform conveying on the control information of the control module.
4. A rural power grid electricity larceny prevention monitoring system as set forth in claim 3, wherein: the switch module comprises an air switch and a leakage protection switch, wherein the air switch is used for starting the motor infrequently; the leakage protection switch is used for the infrequent switching start of the line.
5. The rural power grid electricity larceny prevention monitoring system of claim 1 wherein: the power supply system comprises a control module, a low-voltage distribution network, an electromagnetic mutual inductance module, a power supply module, a voltage regulation module and a control module, wherein the electromagnetic mutual inductance module, the power supply module, the voltage regulation module and the control module are sequentially connected, the electromagnetic mutual inductance module is used for connecting the low-voltage distribution network and obtaining the voltage of the low-voltage distribution network, the voltage regulation module is used for supplying power to the voltage regulation module, and the voltage regulation module is used for regulating and controlling the voltage and providing stable power supply for the control module.
6. The rural power grid electricity larceny prevention monitoring system of claim 5, wherein: the voltage regulating module comprises a voltage reducing circuit, a rectifying circuit, a voltage stabilizing circuit, a filtering circuit and an anti-surge circuit, wherein the voltage reducing circuit is used for reducing voltage, the rectifying circuit is used for converting alternating voltage into direct voltage, the voltage stabilizing circuit is used for stabilizing voltage output, the filtering circuit is used for filtering alternating voltage in the direct voltage, and the anti-surge circuit is used for preventing voltage impact and protecting subsequent electronic components.
7. The rural power grid electricity larceny prevention monitoring system of claim 1 wherein: the processing module comprises a receiving unit, a conversion unit, a gain unit and a filtering unit, wherein the receiving unit is used for acquiring the data information acquired by the monitoring module, the conversion unit is used for carrying out analog-to-digital processing on the data information, the gain unit is used for carrying out amplification processing on the data information, and the filtering unit is used for filtering clutter on the data information.
8. The rural power grid electricity larceny prevention monitoring system of claim 2, wherein: the mutual inductance detector comprises a mutual inductor and a relay, phase line zero lines in the low-voltage distribution network pass through zero sequence current transformer coils, currents on the two lines are equal in size and opposite in direction during normal operation, signals induced in the mutual inductor are mutually offset, and an output signal is zero; the relay is used for controlling on-off adjustment; when the current of the incoming line and the outgoing line is different, the currents on the two lines are not equal, and the threshold value is exceeded, the relay trips and cuts off the power.
9. The rural power grid electricity larceny prevention monitoring system of claim 1 wherein: the feedback module comprises an amplifying circuit, a comparing circuit and a threshold circuit, wherein the amplifying circuit is used for amplifying the data information transmitted by the processing module, the threshold circuit is used for obtaining the threshold value set by the control module, the comparing circuit is used for comparing the acquired data information with the threshold value, and the comparison result is transmitted to the control module.
10. A rural power grid electricity larceny prevention monitoring system as set forth in claim 3, wherein: the memory comprises a ROM memory, a RAM memory, a cache memory and an SD card memory; the environment monitoring module comprises a monitoring camera, a temperature and humidity detector and an infrared thermometer, wherein the monitoring camera is used for detecting the switch module or the power transformation cabinet, the temperature and humidity detector is used for detecting the environment of the switch module or the power transformation cabinet, and the infrared thermometer is used for detecting the running temperature of the switch module or the power transformation cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310447280.XA CN116846062A (en) | 2023-04-24 | 2023-04-24 | Rural electric network electricity larceny prevention monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310447280.XA CN116846062A (en) | 2023-04-24 | 2023-04-24 | Rural electric network electricity larceny prevention monitoring system |
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| Publication Number | Publication Date |
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| CN116846062A true CN116846062A (en) | 2023-10-03 |
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| CN202310447280.XA Pending CN116846062A (en) | 2023-04-24 | 2023-04-24 | Rural electric network electricity larceny prevention monitoring system |
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| Country | Link |
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| CN (1) | CN116846062A (en) |
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- 2023-04-24 CN CN202310447280.XA patent/CN116846062A/en active Pending
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