CN116074659A - Intelligent electric metering box management system based on Internet of things - Google Patents

Intelligent electric metering box management system based on Internet of things Download PDF

Info

Publication number
CN116074659A
CN116074659A CN202310346452.4A CN202310346452A CN116074659A CN 116074659 A CN116074659 A CN 116074659A CN 202310346452 A CN202310346452 A CN 202310346452A CN 116074659 A CN116074659 A CN 116074659A
Authority
CN
China
Prior art keywords
unit
metering box
intelligent
internet
module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202310346452.4A
Other languages
Chinese (zh)
Other versions
CN116074659B (en
Inventor
朱贵平
卢红超
卢子澐
张国家
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HANGZHOU PUAN TECHNOLOGY CO LTD
Original Assignee
Jiangsu Yueteng Electric Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Yueteng Electric Co ltd filed Critical Jiangsu Yueteng Electric Co ltd
Priority to CN202310346452.4A priority Critical patent/CN116074659B/en
Publication of CN116074659A publication Critical patent/CN116074659A/en
Application granted granted Critical
Publication of CN116074659B publication Critical patent/CN116074659B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • 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
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00571—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by interacting with a central unit
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00896—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2209/00—Arrangements in telecontrol or telemetry systems
    • H04Q2209/60—Arrangements in telecontrol or telemetry systems for transmitting utility meters data, i.e. transmission of data from the reader of the utility meter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2209/00—Arrangements in telecontrol or telemetry systems
    • H04Q2209/70—Arrangements in the main station, i.e. central controller
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2209/00—Arrangements in telecontrol or telemetry systems
    • H04Q2209/80—Arrangements in the sub-station, i.e. sensing device
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/128—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment involving the use of Internet protocol

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

The system comprises a main control unit, a power management unit, a serial port communication unit, an intelligent lock unit, a line loss calculation unit and the like, wherein the data are uploaded and issued by the Internet of things in time through the calculation of detection values of a sensor unit, detection values of current, line loss rate and the like, and the electric metering box is locked in time when needed; the intelligent control to the electric metering box is effectively realized, and the intelligent conversion to high efficiency and convenience is realized while the sufficient safety of the power transformation and distribution system is ensured.

Description

Intelligent electric metering box management system based on Internet of things
Technical Field
The application relates to the field of measuring electric variables, in particular to an intelligent electric metering box management system based on the Internet of things.
Background
The electric power internet of things batch meter equipment is widely applied as the terminal equipment of the electric power network, and becomes an indispensable important equipment in the electric power technical field.
The existing electric power internet of things metering box equipment has various specifications, but generally has only basic functions, and along with the continuous development of technology, the existing electric power internet of things metering box equipment has only basic functions which cannot meet the requirements of the modern society. And power management, line loss calculation, etc. for the electric batch meter, and thus remote control of the electric batch meter, are often important factors regarding whether the electric batch meter is intelligent or not.
Disclosure of Invention
Based on this, it is necessary to provide an intelligent electric metering box management system based on the internet of things to effectively realize intelligent electric metering box management aiming at least one of the technical defects.
Intelligent electric metering box management system based on thing networking, the system includes:
the system comprises a main control unit, a power management unit, a serial port communication unit, an intelligent lock unit, a line loss calculation unit and a sensor unit;
the main control unit is connected with the power management unit, the intelligent lock unit, the sensor unit, the line loss calculation unit and the electric meter through a serial port communication unit;
when the value detected by the sensor unit is larger than a first preset threshold value or the value detected by the power management unit is larger than a second preset threshold value, the main control unit controls the intelligent lock to lock the electric metering box through the serial communication unit;
and uploading data to a main control unit through the serial port communication unit when the calculated result of the line loss calculation unit is larger than a third preset threshold value.
In one embodiment, the specific composition of the power management unit is:
source electrode and diode of transistor Q
Figure SMS_1
Is connected with the negative electrode of the resistor->
Figure SMS_4
Is>
Figure SMS_8
Series connection is then connected with a resistor->
Figure SMS_2
Parallel, resistance->
Figure SMS_6
Is>
Figure SMS_7
Is connected with the negative pole of->
Figure SMS_9
And->
Figure SMS_3
Is a second terminal of (2) and a diode +.>
Figure SMS_5
Is connected with the positive electrode of the battery;
resistor
Figure SMS_10
Is>
Figure SMS_11
A second terminal connected to the resistor->
Figure SMS_12
Is associated with the second terminal of (2) and the capacitance->
Figure SMS_13
Grounding after series connection, resistance->
Figure SMS_14
The second end of the resistor R is connected in series and then connected with the positive input of the operational amplifier, and the positive input of the operational amplifier and the resistor +.>
Figure SMS_15
Is grounded after being connected in series；
DC voltage source
Figure SMS_16
Positive electrode and resistance->
Figure SMS_17
The negative phase input of the operational amplifier is connected in series and is connected with the resistor>
Figure SMS_18
The output terminals of the operational amplifiers are connected in series.
In one embodiment, the serial communication unit is connected with the main control unit through a connecting wire and a single row 6-column pin connector.
In one embodiment, the smart lock unit includes: unlocking module, tool to lock encryption module, 4/5G communication module, face identification module, APP near field opening module, control module that makes a video recording, magnetic field intensity detection module, alarm module, abnormal detection module of power consumption data.
In one embodiment, the specific calculation method of the line loss calculation unit is as follows:
Figure SMS_19
wherein the method comprises the steps of
Figure SMS_20
Represents the line loss rate, n represents the total number of branches, i represents the ith branch, and +.>
Figure SMS_21
Represents the average voltage of the ith branch during time T,/, for>
Figure SMS_22
Representing the active power at the end of the ith branch,/->
Figure SMS_23
Reactive power at the end of the i-th branch, < ->
Figure SMS_24
Representing the resistance of the ith branch.
According to the intelligent electric metering box management system based on the Internet of things, the data are uploaded and issued through the Internet of things in time through calculation of the detection value of the sensor unit, the detection value of the current, the line loss rate and the like, and the intelligent lock is used for locking the electric metering box when the data are needed; the intelligent control of the electric metering box is effectively realized.
Drawings
FIG. 1 is an exemplary architecture diagram of an intelligent electrical batch meter management system based on the Internet of things;
FIG. 2 is a schematic diagram of an exemplary power management unit;
fig. 3 is an example serial communications unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.
In the embodiments of the present application, reference to "first," "second," etc. words of the same item or similar items having substantially the same function and function are used to distinguish between the same item or similar items, where "at least one" means one or more, and "a plurality" means two or more, for example, a plurality of objects means two or more. The words "comprise" or "comprising" and the like mean that information preceding the word "comprising" or "comprises" is meant to encompass the information listed thereafter and equivalents thereof as well as additional information not being excluded. Reference to "and/or" in the embodiments of the present application indicates that there may be three relationships, and the character "/" generally indicates that the associated object is an "or" relationship.
Referring to fig. 1, fig. 1 is an example internet of things-based intelligent electric batch meter management system, the system comprising:
the system comprises a main control unit, a power management unit, a serial port communication unit, an intelligent lock unit, a line loss calculation unit and a sensor unit;
the main control unit is connected with the power management unit, the intelligent lock unit, the sensor unit, the line loss calculation unit and the electric meter through the serial port communication unit;
when the value detected by the sensor unit is larger than a first preset threshold value or the value detected by the power management unit is larger than a second preset threshold value, the main control unit controls the intelligent lock to lock the electric metering box through the serial communication unit;
and uploading data to a main control unit through the serial port communication unit when the calculated result of the line loss calculation unit is larger than a third preset threshold value.
As an embodiment, the sensor unit may be a temperature and humidity sensor, and the first preset threshold is an industry standard minimum temperature value and a maximum humidity value preset by the system.
The second preset threshold is a current threshold preset by the system.
The third preset threshold is a line loss value preset by the system.
The temperature, the humidity value and the like in the electric metering box are detected through the sensor unit, the current is detected and monitored, and the line loss rate is calculated and detected, so that the accurate calculation of the electric energy loss in the electric metering box can be realized, the metering accuracy is improved, the internal elements of the metering box are protected, the over-current damage is prevented, the faults of the internal circuits and components of the metering box are found in time, and the metering accuracy is improved.
As an example, the specific composition of the power management unit is:
source electrode and diode of transistor Q
Figure SMS_26
Is connected with the negative electrode of the resistor->
Figure SMS_30
Is>
Figure SMS_31
Series connection is then connected with a resistor->
Figure SMS_27
Parallel, resistance->
Figure SMS_29
Is>
Figure SMS_32
Is connected with the negative pole of->
Figure SMS_33
And->
Figure SMS_25
Is a second terminal of (2) and a diode +.>
Figure SMS_28
Is connected with the positive electrode of the battery;
resistor
Figure SMS_34
Is>
Figure SMS_35
A second terminal connected to the resistor->
Figure SMS_36
Is associated with the second terminal of (2) and the capacitance->
Figure SMS_37
Grounding after series connection, resistance->
Figure SMS_38
The second end of the resistor R is connected in series and then connected with the positive input of the operational amplifier, and the positive input of the operational amplifier and the resistor +.>
Figure SMS_39
The series connection is grounded;
DC voltage source
Figure SMS_40
Positive electrode and resistance->
Figure SMS_41
The negative phase input of the operational amplifier is connected in series and is connected with the resistor>
Figure SMS_42
The output terminals of the operational amplifiers are connected in series.
According to the technical scheme of the embodiment, the power management unit is designed, the overcurrent condition is judged by indirectly detecting the drain current, and the voltage of the capacitor can be changed along with charge and discharge in the switching process, so that the power management unit has strong anti-interference capability, the reliability and the stability of a system are improved, the cost of the system is reduced, and the flexibility of the management system is improved.
As an embodiment, the serial port communication unit is connected with the main control unit through a connecting wire and a single row 6-column pin connector.
According to the technical scheme of the embodiment, the serial port communication unit is connected with the main control unit through the connecting wire and the single-row 6-row pin connector, so that communication is realized. After power-on, a setting signal of a user on the main control unit is transmitted to the processor through the serial port, and after the processor processes the data, the data is fed back to the main control unit through the serial port output signal, so that communication of the upper computer and the lower computer is realized.
The serial port mode is 8n1, that is, ten bits are adopted for each data transmission, including 1 start bit, 8 data bits and 1 stop bit. All instructions or data of the serial port are in a 16-ary format.
The port 1 inputs 5V working voltage through an inductor L5, the port 6 is grounded through a resistor R10, TXD and TXD1 are two output ports and are responsible for transmitting data; RXD and RXD1 are input ports and are responsible for receiving data, and 1-6 refer to 6 ports of a serial port communication unit respectively.
As an embodiment, the smart lock unit includes:
unlocking module, tool to lock encryption module, 4/5G communication module, face identification module, APP near field opening module, control module that makes a video recording, magnetic field intensity detection module, alarm module, abnormal detection module of power consumption data.
The unlocking module can be set to be in a working state or an abnormal state, whether a network exists or not is judged in the unlocking process, and if the network does not exist, the unlocking module is switched to the abnormal state to unlock. The staff uses the unlocking terminal to carry out information interaction with an APP near field unlocking module in the intelligent lock unit through NFC near field wireless communication technology, bluetooth and other modes, so that information such as personnel, unlocking state, unlocking time and the like can be checked, and intelligent information monitoring management is realized in the whole unlocking operation process.
The intelligent lock has independent dynamic keys, dynamic encryption is carried out in the storage and transmission processes, and the keys are downloaded through the APP, so that the safety and reliability of the system are ensured. The intelligent lock is internally provided with the Bluetooth chip and the ESAM hardware security module to provide security, a worker can receive the dynamic key after calculation and encryption from the cloud platform and send the dynamic key to the unlocking module for verification through encryption authorization of the mobile operation terminal, and the unlocking can be performed at any time and any place after the dynamic key passes through the mobile phone or the mobile operation terminal, so that the whole process visual management of the intelligent lock from the unlocking state to the locking state is realized.
The intelligent lockset adopts the internet of things technology, and can be unlocked at any time and any place through a mobile phone or a mobile operation terminal. Because the lockset and the metering equipment realize one-to-one binding relation, each time the staff is used for inspecting and maintaining the metering equipment, the synchronous checking of the configuration data can be realized. The unlocking process of the staff is a configuration data rechecking process, when the lock position is inconsistent with the equipment position, the system can automatically record abnormal information and prompt related staff to perform abnormal processing. When unlocking, the unlocking information related to lockset codes, equipment numbers, equipment positions and the like can be automatically uploaded, and compared with the asset information in the system. The accuracy of configuration data is improved, the cost is reduced, and the working efficiency is improved.
The magnetic field detection module judges whether the magnetic field around the measuring box is an abnormal magnetic field and the duration of the abnormal magnetic field possibly causing potential power theft through detecting the magnetic field intensity around the measuring box, and gives an alarm and records at the first time, and automatically enters the next round of alarm standby state.
The power consumption data anomaly detection module performs real-time data tracking and statistics through the pulse signal acquisition system, performs line-in and line-out electric quantity comparison and analysis, sets anomaly boundary data, reports anomaly information once various anomaly information appears in time, checks and processes the anomaly information in the first time, prevents electricity theft and eliminates potential safety hazards.
As an embodiment, the specific calculation method of the line loss calculation unit is:
Figure SMS_43
wherein the method comprises the steps of
Figure SMS_44
Represents the line loss rate, n represents the total number of branches, i represents the ith branch, and +.>
Figure SMS_45
Represents the average voltage of the ith branch during time T,/, for>
Figure SMS_46
Representing the active power at the end of the ith branch,/->
Figure SMS_47
Reactive power at the end of the i-th branch, < ->
Figure SMS_48
Representing the resistance of the ith branch.
Under normal operating conditions, its resistance
Figure SMS_49
The voltage change at the load side is smaller under the action of the reactive power compensation device, so that the method can quickly obtain the line loss rate, quickly calculate and determine the unknown loss, evaluate and determine the performance of the electric meter, and guide loss reduction and energy saving.
This application is based on intelligent electric batch meter management system of thing networking through the calculation etc. to sensor unit's detected value, the detected value of electric current, line loss rate to in time lead to thing networking with data and upload and issue command control, and lock the electric batch meter when needs time control intelligence, through efficient line loss rate calculation, carry out evaluation management to the electricity strapping table, effectively realized the intelligent control to the electric batch meter.
The foregoing examples represent only a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.

Claims (6)

1. An intelligent electric metering box management system based on the internet of things, which is characterized in that the system comprises:
the system comprises a main control unit, a power management unit, a serial port communication unit, an intelligent lock unit, a line loss calculation unit and a sensor unit;
the main control unit is connected with the power management unit, the intelligent lock unit, the sensor unit, the line loss calculation unit and the electric meter through a serial port communication unit;
when the value detected by the sensor unit is larger than a first preset threshold value or the value detected by the power management unit is larger than a second preset threshold value, the main control unit controls the intelligent lock to lock the electric metering box through the serial communication unit;
and uploading data to the main control unit through the serial port communication unit when the calculated result of the line loss calculation unit is larger than a third preset threshold value.
2. The intelligent electric metering box management system based on the internet of things according to claim 1, wherein the specific composition of the power management unit is as follows:
source electrode and diode of transistor Q
Figure QLYQS_3
Is connected with the negative electrode of the resistor->
Figure QLYQS_6
Is>
Figure QLYQS_8
Series connection and then with resistor
Figure QLYQS_2
Parallel, resistance->
Figure QLYQS_5
Is>
Figure QLYQS_7
Is connected with the negative pole of->
Figure QLYQS_9
Is>
Figure QLYQS_1
Is a second terminal of (2) and a diode +.>
Figure QLYQS_4
Is connected with the positive electrode of the battery;
resistor
Figure QLYQS_10
Is>
Figure QLYQS_11
A second terminal connected to the resistor->
Figure QLYQS_12
Is associated with the second terminal of (2) and the capacitance->
Figure QLYQS_13
Is grounded after being connected in series, resistance
Figure QLYQS_14
Is connected in series with resistor RThe positive input of the operational amplifier is connected in the rear, and the positive input of the operational amplifier and the resistor are connected in the same time>
Figure QLYQS_15
The series connection is grounded;
DC voltage source
Figure QLYQS_16
Positive electrode and resistance->
Figure QLYQS_17
The negative phase input of the operational amplifier is connected in series and is connected with the resistor>
Figure QLYQS_18
The output terminals of the operational amplifiers are connected in series.
3. The intelligent electric metering box management system based on the internet of things according to claim 2, wherein the serial port communication unit is connected with the main control unit through a connecting wire and a single-row 6-row pin connector.
4. The internet of things-based intelligent electricity metering box management system of claim 3, wherein the intelligent lock unit comprises:
unlocking module, tool to lock encryption module, 4/5G communication module, face identification module, APP near field opening module.
5. The internet of things-based intelligent electricity metering box management system of claim 4, wherein the intelligent lock unit comprises:
the device comprises a camera monitoring module, a magnetic field intensity detection module, an alarm module and an electricity consumption data anomaly detection module.
6. The intelligent electric metering box management system based on the internet of things according to claim 1, wherein the specific calculation method of the line loss calculation unit is as follows:
Figure QLYQS_19
wherein->
Figure QLYQS_20
Represents the line loss rate, n represents the total number of branches, i represents the ith branch, and +.>
Figure QLYQS_21
Represents the average voltage of the ith branch during time T,/, for>
Figure QLYQS_22
Representing the active power at the end of the ith branch,/->
Figure QLYQS_23
Reactive power at the end of the i-th branch, < ->
Figure QLYQS_24
Representing the resistance of the ith branch. />
CN202310346452.4A 2023-04-03 2023-04-03 Intelligent electric metering box management system based on Internet of things Active CN116074659B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310346452.4A CN116074659B (en) 2023-04-03 2023-04-03 Intelligent electric metering box management system based on Internet of things

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310346452.4A CN116074659B (en) 2023-04-03 2023-04-03 Intelligent electric metering box management system based on Internet of things

Publications (2)

Publication Number Publication Date
CN116074659A true CN116074659A (en) 2023-05-05
CN116074659B CN116074659B (en) 2023-06-23

Family

ID=86182279

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310346452.4A Active CN116074659B (en) 2023-04-03 2023-04-03 Intelligent electric metering box management system based on Internet of things

Country Status (1)

Country Link
CN (1) CN116074659B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109326030A (en) * 2018-09-29 2019-02-12 安徽南瑞中天电力电子有限公司 A kind of batch meter lock control management system having evidence obtaining, alarm and rights management
CN110545290A (en) * 2019-09-29 2019-12-06 国网福建省电力有限公司晋江市供电公司 Electrical equipment intelligent lock management device based on internet of things
CN110690658A (en) * 2019-10-25 2020-01-14 国网河南省电力公司漯河供电公司 Anti-electricity-theft intelligent ammeter box based on Internet of things and use method thereof
CN112305285A (en) * 2020-11-19 2021-02-02 国网辽宁省电力有限公司营口供电公司 Intelligent protection metering box
CN115047244A (en) * 2022-06-15 2022-09-13 青岛启超微信息科技有限公司 Intelligent switch ammeter and control method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109326030A (en) * 2018-09-29 2019-02-12 安徽南瑞中天电力电子有限公司 A kind of batch meter lock control management system having evidence obtaining, alarm and rights management
CN110545290A (en) * 2019-09-29 2019-12-06 国网福建省电力有限公司晋江市供电公司 Electrical equipment intelligent lock management device based on internet of things
CN110690658A (en) * 2019-10-25 2020-01-14 国网河南省电力公司漯河供电公司 Anti-electricity-theft intelligent ammeter box based on Internet of things and use method thereof
CN112305285A (en) * 2020-11-19 2021-02-02 国网辽宁省电力有限公司营口供电公司 Intelligent protection metering box
CN115047244A (en) * 2022-06-15 2022-09-13 青岛启超微信息科技有限公司 Intelligent switch ammeter and control method

Also Published As

Publication number Publication date
CN116074659B (en) 2023-06-23

Similar Documents

Publication Publication Date Title
CN107219386A (en) A kind of walkie electricity filching detection terminal and stealing detection method
CN109256744B (en) High-reliability analog quantity acquisition method for relay protection device
CN104732631A (en) Intelligent fingerprint password anti-theft lock system
CN114624632B (en) USB port plug detection system, method, electronic equipment and storage medium
CN203479937U (en) Electricity utilization checking management system
CN108919194A (en) A kind of control of stagewise high power Power Solid-state Radar Transmitter, monitoring and guard method
CN2562195Y (en) Anomalous running measuring and recording instrument for intellectual network kilowatt meter
CN116074659B (en) Intelligent electric metering box management system based on Internet of things
CN117559610B (en) Emergency protection system for electric automobile during high-voltage charging
CN108599377B (en) Monitoring method of 230M power negative control communication base station
CN110763885B (en) Single-phase user steals electric monitored control system
WO2023109882A1 (en) Smart power meter
CN109633332B (en) Automatic regular inspection method for equipment in power system and fault recording device
CN106154927A (en) A kind of remote control type electronic communication device
CN110579672A (en) Power transmission line fault detection system and method based on energy characteristic analysis
CN115810812A (en) Battery, battery state detection method and related device
CN112147440B (en) Abnormal sensing and autonomous alarm system and method for intelligent charging socket
CN108873017A (en) A kind of novel gun positioning supervisory system
CN211603415U (en) Transformer substation operation and maintenance cable insulation monitoring system
CN202887294U (en) Protective box for electric power metering device, and electric power metering device centralized control system
CN107860968A (en) Power consumption self-diagnostic circuit, power consumption self-diagnosing method and its measuring instrument
CN209486197U (en) A kind of transformer substation robot cruising inspection system of combination account
CN201965210U (en) Voltage monitoring device for storage battery of direct-current power supply cabinet
CN217956667U (en) Direct current arc fault monitoring system, circuit breaker equipment and motor equipment
CN201163285Y (en) Anti-electricity theft supervisory system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20240305

Address after: No. 99 Yunxi Road (Cangqian Section), Cangqian Street, Yuhang District, Hangzhou City, Zhejiang Province, 311100

Patentee after: HANGZHOU PUAN TECHNOLOGY Co.,Ltd.

Country or region after: China

Address before: 223800 north of Shanghu road and east of Songshan Road, Changsi Industrial Park, Sihong, Suqian City, Jiangsu Province

Patentee before: JIANGSU YUETENG ELECTRIC Co.,Ltd.

Country or region before: China

TR01 Transfer of patent right