CN116435153A - Internet of things circuit breaker with state verification and state verification method thereof - Google Patents
Internet of things circuit breaker with state verification and state verification method thereof Download PDFInfo
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- CN116435153A CN116435153A CN202310708108.5A CN202310708108A CN116435153A CN 116435153 A CN116435153 A CN 116435153A CN 202310708108 A CN202310708108 A CN 202310708108A CN 116435153 A CN116435153 A CN 116435153A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/10—Active monitoring, e.g. heartbeat, ping or trace-route
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
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- 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
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- 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
Abstract
The invention relates to an Internet of things circuit breaker with state verification and a state verification method thereof. The circuit breaker of the Internet of things comprises a metering module, a state verification control module, a heartbeat detection module, a circuit data acquisition module, a protection judgment control module, a data storage module, a temperature acquisition module, a closing and opening unit, a behavior prediction module, a reset button, a closing and opening operation handle, a state indication unit and an Internet of things communication module, wherein the circuit breaker of the Internet of things comprises a timing heartbeat mechanism for adding a heartbeat characteristic token, the behavior action of the circuit breaker of the Internet of things is prejudged, the running state of the circuit breaker of the Internet of things can be verified according to preset parameters, parameters monitored in real time and parameters generated in running, the safety of communication interaction between the circuit breaker and a monitoring platform is improved, misoperation is reduced, and the working state judgment of the circuit breaker and the reliability of opening and closing actions are improved.
Description
Technical Field
The invention belongs to the technical field of intelligent circuit breakers, and particularly relates to an internet of things circuit breaker with state verification and a state verification method thereof.
Background
A circuit breaker is a switching device capable of closing, carrying and breaking a current under normal circuit conditions and capable of closing, carrying and breaking a current under abnormal circuit conditions for a prescribed time.
With the continuous development of the internet of things technology, the present society has entered the era of everything interconnection, and in particular, the internet of things technology has been deeply penetrated in the fields of smart power grids, energy management, smart agriculture, smart buildings, industrial and mining enterprises, smart home and the like. The intelligent circuit breaker is the combined application of the Internet of things technology, the electronic control technology and the traditional control switch, and is gradually and widely applied in the aspects of energy management, power grid monitoring and the like.
However, in the application process of the electronic control technology and the internet of things technology, the risk of unstable state exists, and meanwhile, hidden dangers in the aspects of safety such as network interference, network attack and the like are easily caused. In the prior art, the intelligent circuit breaker can have the conditions of misoperation and unreliable remote state, so that the working state of the circuit breaker cannot be accurately monitored and judged, the safety coefficient of a current branch controlled by the circuit breaker is reduced, and certain safety risks are caused for power grid operation and circuit maintenance.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the intelligent circuit breaker of the Internet of things with the state verification and the state verification method thereof, and through the state verification, the misoperation and unreliable states of the circuit breaker are reduced, and the safety of circuit network control is improved.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides an thing networking circuit breaker with state check, includes circuit data acquisition module, temperature acquisition module, measurement module, closing brake unit, data storage module, reset button, closing brake operating handle, state indication unit to and thing networking communication module, state check control module, heartbeat detection module, protection judgement control module, action prediction module. The metering module is connected with the circuit data acquisition module, the Internet of things communication module and the data storage module, the state verification control module is connected with the Internet of things communication module, the protection judgment control module, the heartbeat detection module, the data storage module and the behavior prediction module, the protection judgment control module is connected with the closing and opening unit, and the heartbeat detection module and the behavior prediction module are respectively connected with the data storage module.
The metering module reads data of the circuit data acquisition module and the temperature acquisition module, acquires monitoring parameters of a branch circuit where the circuit breaker of the Internet of things is located in real time, transmits monitored parameter information to the data storage module, and uploads the parameters monitored in real time to the monitoring platform through the communication module of the Internet of things.
The data storage module stores preset parameters, monitoring parameters and operation generation parameters of the circuit breaker of the Internet of things, wherein the preset parameters comprise rated voltage, rated current, rated power, leakage threshold value, temperature threshold value, heartbeat frequency and timing control function setting, the monitoring parameters comprise voltage, current, power, electric energy, leakage, temperature and the like, and the operation generation parameters comprise state verification information, state control information, behavior log and behavior prediction information.
The heartbeat detection module comprises a state self-checking unit and a heartbeat packet generation unit, the state self-checking unit is used for self-checking the running state of the circuit breaker of the Internet of things at regular time, the heartbeat packet generation unit is used for reading the heartbeat characteristic token and the heartbeat frequency of the circuit breaker of the Internet of things, generating a heartbeat packet from the running state self-checking result and transmitting the heartbeat packet to the state check control module.
The behavior prediction module reads preset parameters and parameter information monitored in real time, predicts the behavior of the circuit breaker of the Internet of things after a period of time, stores the predicted information and transmits the predicted information to the state verification control module.
The state verification control module reads preset parameters and monitoring parameters stored by the data storage module, uploads the heartbeat packet to the monitoring platform through the Internet of things control module, obtains response data of the monitoring platform, and verifies the operation state of the Internet of things circuit breaker by using the response data, the preset parameters, the monitoring parameters and the operation generation parameters to generate state verification information and generates state control information according to the state verification information.
And if the state check control module does not receive the heartbeat response of the monitoring platform for a certain time, the state check control module controls the indicator lamp of the state indicating unit to flash and alarm.
And if the monitoring platform does not receive the heartbeat packet beyond the heartbeat time interval, the platform prompts alarm information.
And the protection judgment control module reads preset parameters in the data storage module, receives the information of the state verification control module, and controls the closing and opening unit to execute closing and opening actions after comprehensive judgment.
The state verification information comprises a heartbeat verification result, a circuit breaker working mode verification result and a verification result of whether the circuit breaker working state is normal or not.
Preferably, the heartbeat feature token may be configured with rules including age, length, change in value, etc., as well as other security features.
Preferably, the internet of things communication module is set as an independent device, and the internet of things circuit breaker is separately set as an internet of things communication unit and a circuit breaker body.
Preferably, the data storage module employs an IIC interface.
Preferably, the heartbeat detection module is implemented by an independent MCU.
Preferably, the downlink communication mode of the communication module of the internet of things is an RS485 bus or an SPI bus.
Preferably, the uplink communication mode of the communication module of the internet of things is ethernet, 4G, WIFI or LoRa.
Preferably, the communication module of the internet of things supports Modbus protocol and MQTT protocol.
Preferably, the internet of things circuit breaker is provided with a display screen.
The invention also provides a state verification method of the Internet of things circuit breaker, which is based on the Internet of things circuit breaker with state verification and comprises the following steps:
s1: reading a heartbeat characteristic token and preset heartbeat frequency, and performing self-checking on equipment states at regular time to generate a heartbeat packet;
s2: uploading the heartbeat packet to a monitoring platform, receiving the return information of the monitoring platform, and performing first verification on the equipment state to generate a heartbeat verification result;
s3: detecting and storing real-time monitoring parameters;
s4: predicting the breaker behavior in the later period of time T2 by utilizing the monitoring parameter data in the former period of time T1;
s5: reading other operation generation parameters of the circuit breaker, including an operation log;
s6: performing secondary verification on the operating state of the circuit breaker according to the preset parameters, the current monitoring parameters and the operation generating parameters of the circuit breaker to generate a state verification result;
s7: uploading the state verification result to a monitoring platform, and forming a breaker state evaluation result by the monitoring platform according to the second state verification information;
s8: for a specific state verification result, the circuit breaker directly generates state control information according to the state verification result, controls the circuit breaker to perform opening and closing actions, and uploads the actions to the monitoring platform;
s9: and the monitoring platform controls the breaker to perform opening and closing actions according to the evaluation result.
The preset parameters refer to parameters preset before the circuit breaker of the Internet of things is used, and the parameters comprise rated voltage, rated current, rated power, leakage threshold value, temperature threshold value, heartbeat frequency and timing control function setting.
The monitoring parameters refer to circuit parameters of a branch circuit where the circuit breaker is located, including voltage, current, power, electric energy, electric leakage and temperature, monitored in real time by the circuit breaker.
The operation generation parameters refer to parameters generated by the circuit breaker of the Internet of things in operation, and the parameters comprise a heartbeat check result, a state check result, an operation log, state control information and behavior prediction information.
Preferably, the running log adopts English letters for program running node and key information recording.
Preferably, the breaker behavior prediction employs a smooth prediction model.
Compared with the prior art, the invention has the advantages that:
(1) The invention has a timing heartbeat mechanism, and a heartbeat characteristic token is added in the heartbeat mechanism, so that the safety of communication interaction between the circuit breaker and the platform is improved.
(2) The invention has the function of predicting the behavior state of the circuit breaker of the Internet of things, and provides the pre-judging information for the circuit breaker to take the protection action.
(3) According to the method and the device, the running state of the circuit breaker of the Internet of things can be checked according to the preset parameters, the monitoring parameters and the running generation parameters of the circuit breaker of the Internet of things, so that misoperation is reduced, and the reliability of the judgment of the working state of the circuit breaker and the opening and closing actions is improved.
Drawings
Fig. 1 is an electrical schematic diagram of an internet of things circuit breaker according to a preferred embodiment of the invention.
Fig. 2 is a schematic view of a connection terminal of an interrupt circuit breaker body according to a preferred embodiment of the invention.
Fig. 3 is a schematic diagram of a connection terminal of an internet of things gateway according to a preferred embodiment of the present invention.
Fig. 4 is a flow chart of checking the state of the circuit breaker of the internet of things in the preferred embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention become more apparent, the technical solutions in the embodiments of the present invention will be described in more detail below with reference to the accompanying drawings in the embodiments of the present invention. The described embodiments are a part of the embodiments of the present invention and are intended to be used for explaining the present invention, and are not to be construed as limiting the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1, the invention provides an internet of things circuit breaker with state verification, which comprises a power grid metering module 1, a state verification control module 2, a heartbeat detection module 3, a circuit data acquisition module 4, a protection judgment control module 5, a data storage module 6, a temperature acquisition module 7, a closing and opening unit 8 behavior prediction module 9, a reset button 10, a closing and opening operation handle 11, a state indication unit 12 and an internet of things communication module 13.
Before the use of the internet of things circuit breaker, preset parameters such as rated voltage, rated current, rated power, leakage threshold value, temperature threshold value, heartbeat frequency, timing control function setting and the like are stored into the data storage module 6 through the internet of things communication module 13.
The metering module 1 is connected with the circuit data acquisition module 4, the data storage module 6, the temperature acquisition module 7 and the Internet of things communication module 13, reads the data of the circuit data acquisition module 4 and the temperature acquisition module 7, obtains the voltage, the current, the power, the electric energy, the electric leakage and the temperature of the branch circuit where the circuit breaker is located in real time, transmits the monitored parameter information to the data storage module 6 for storage, and uploads the real-time monitoring parameter to the monitoring platform through the Internet of things communication module 13.
The heartbeat detection module 3 comprises a state self-checking unit and a heartbeat packet generation unit, wherein the state self-checking unit performs self-checking on the key state, the gate state, the working state of the data storage module, the working state marks of other measurable chips and the like of the circuit breaker of the Internet of things at regular time, the heartbeat packet generation unit reads a circuit breaker heartbeat characteristic token and heartbeat frequency preset in the data storage module 6, generates a heartbeat packet from the running state self-checking result, and transmits the heartbeat packet to the state check control module 2.
The behavior prediction module 9 reads preset parameters stored in the data storage module 6 and real-time monitoring parameters in the previous T1 time period, predicts the behavior of the breaker T2 in time by using a prediction model algorithm, stores prediction information into the data storage module 6 and transmits the prediction information to the state verification control module 2.
The state verification control module 2 is connected with the heartbeat detection module 3, the protection judgment control module 5, the data storage module 6, the behavior prediction module 9 and the internet of things communication module 13, reads preset parameters and monitoring parameters stored by the data storage module 6, and uploads the heartbeat packet to the monitoring platform through the internet of things control module 13 to obtain response data of the monitoring platform. If the monitoring platform does not receive the heartbeat packet beyond the heartbeat time interval, the platform alarms; if the heartbeat packet received by the monitoring platform carries information with large risk, such as the storage module cannot read and write, the stored key parameters deviate from the conventional range obviously, and the like, the platform judges and then gives an alarm; if the state check control module 2 does not receive the heartbeat response of the monitoring platform for a certain time, the heartbeat response is retransmitted for 3 times, and if the heartbeat response is unsuccessful for more than 3 times, the indicator lamp of the state indicating unit 12 is controlled to flash and alarm.
After the state verification control module 2 obtains the data about whether the heartbeat information responded by the monitoring platform is normal or not, the response data, the preset parameters, the monitoring parameters, an operation log generated in the operation of the circuit breaker of the internet of things and other parameters are utilized to verify the operation state of the circuit breaker, a state verification result is generated, the state verification result comprises whether the heartbeat verification is normal or not, whether the working mode is a remote mode or a maintenance mode, whether the working state is normal or not and the like, and state control information is generated according to the state verification information. The judgment of the working state adopts a weight distribution method, and the analysis results of the execution process recorded in the operation log of the circuit breaker, the analysis results of whether the acquisition of the monitoring data is normal, the working state of the internal measurable chip and the like are subjected to weighted analysis to form the judgment result of the working state.
The protection judgment control module reads preset parameters in the data storage module, receives the state control information generated by the state verification control module 2, and controls the closing and opening unit to execute closing and opening actions after comprehensive judgment.
The Internet of things circuit breaker adopts a mode that the circuit breaker body and the Internet of things gateway are separated, and one Internet of things gateway can be used as an Internet of things communication module of the 32-path cascading circuit breaker body at most.
Fig. 2 is a schematic view of a terminal block of the circuit breaker body.
The breaker body adopts STM32 series industrial MCU to realize the functions of a metering module 1, a state checking control module 2, a heartbeat detection module 3, a protection judging control module 5 and a behavior prediction module 9, and can monitor parameters such as voltage, current, power, electric energy, temperature, leakage and the like in real time; the protection device has various protection functions such as overvoltage, undervoltage, overload, short circuit, overcurrent, overheat and leakage.
The breaker body is provided with a local key, long-pressed and within a time threshold range, and bus addresses are automatically distributed to the breaker body; the long press exceeds a time threshold value, and the reset operation is forced to the breaker body; the time threshold may be set to 6s or 10s.
The circuit breaker body is provided with a remote/overhauling dial switch, when the switch is at a remote position, the circuit breaker supports remote switching-on and switching-off operation, supports local keys to perform switching-on and switching-off control, and supports manual switching-on and switching-off of the circuit breaker; when the switch is in the maintenance position, the breaker is automatically opened, and the remote, local and manual operation cannot be performed on the breaker.
The breaker body has status lights for displaying different operating conditions.
The breaker body is installed by adopting a guide rail, and the selectable modulus is 1P/2P/3P/4P; and the RS-485 bus MODBUS protocol is adopted to communicate with the gateway of the Internet of things.
The breaker body has a timing control function, and performs opening and closing actions by timing control according to preset timing control parameters.
The overcurrent alarm of the breaker body is adjustable, the overcurrent alarm switch is controllable, the overcurrent tripping is adjustable, the overcurrent tripping switch is controllable, and the overcurrent tripping can count tripping; the protection of the circuit breaker is 8-12 times of rated current for 0.04 seconds; the overload alarm is adjustable, the overload alarm switch is controllable, the overload trip is adjustable, and the overload trip switch is controllable; the overvoltage alarm is adjustable, the overvoltage alarm switch is controllable, the overvoltage tripping is adjustable, the overvoltage tripping switch is controllable, and the overvoltage tripping can be counted and tripped; the under-voltage alarm is adjustable, the under-voltage alarm switch is controllable, the under-voltage tripping is adjustable, the under-voltage tripping switch is controllable, and the under-voltage tripping can count tripping; the over-temperature alarm is adjustable, the over-temperature switch is controllable, the over-temperature tripping is adjustable, and the over-temperature switch is controllable; the leakage defaults to 15mA for early warning, 20mA trips, the threshold value is adjustable, and the switch is controllable.
Fig. 3 is a schematic diagram of a connection terminal of an internet of things gateway.
The gateway of the Internet of things adopts guide rail type installation, and is communicated with the circuit breaker body through an RS-485 bus, all information of the circuit breaker is uploaded to the cloud through the MQTT protocol or the WIFI, a user can monitor real-time data such as voltage, current, power, electric energy, temperature, electric leakage and the like of equipment through a mobile phone or a computer, alarm information of the cloud is received, and the equipment can be remotely controlled in a split-split mode to check the alarm and fault information of the circuit breaker.
Fig. 4 is a flow chart for checking the state of the circuit breaker of the internet of things.
The state verification method of the circuit breaker of the Internet of things comprises the following steps:
firstly, reading a stored heartbeat characteristic token and preset heartbeat frequency by a circuit breaker body, performing self-checking on key states, gate states, working states of a data storage module, working state marks of other measurable chips and the like of the circuit breaker body at regular time, and generating a heartbeat packet by using the heartbeat characteristic token, the heartbeat frequency and a self-checking result;
the second step, the circuit breaker body uploads the heartbeat packet to the cloud through the gateway of the Internet of things, the cloud checks information carried by the heartbeat packet and returns checked result information, and the circuit breaker body receives the result information returned by the cloud to complete first verification and generate and store a heartbeat verification result;
thirdly, the circuit parameters of the branch circuit where the circuit breaker body is located are monitored in real time, and the parameters are stored;
fourthly, predicting a predicted value of the monitoring parameter in a later period of time T2 by using the stored monitoring parameter data in the former period of time T1 and adopting an exponential smoothing model algorithm, and predicting possible behaviors of the breaker body according to the predicted value;
fifthly, the breaker body reads the stored preset parameters, heartbeat check results, current monitoring parameters and operation logs, performs secondary check on the operation state, and generates a state check result;
step six, uploading the state verification result to the cloud through the gateway of the Internet of things by the circuit breaker body, and forming a circuit breaker state evaluation result by the cloud according to the state verification result and by using the verification result carried in the verification information;
seventh, for possible specific state verification results such as overcurrent, overload, over-temperature and the like, the circuit breaker directly generates state control information, controls the circuit breaker to perform opening and closing actions, and uploads the executed actions to the cloud;
and eighth step, the cloud terminal automatically or after professional judgment according to the evaluation result sends a control instruction to the corresponding breaker body through the gateway of the Internet of things to control the breaker body to perform opening and closing actions.
The present invention is not described in detail in part as common general knowledge in the art.
The object of the present invention is fully effectively achieved by the above-described embodiments. Those skilled in the art will appreciate that the present invention includes, but is not limited to, those illustrated in the drawings and described in the foregoing detailed description. While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the scope of the appended claims.
Claims (10)
1. The circuit breaker of the Internet of things with the state verification function comprises a circuit data acquisition module, a temperature acquisition module, a metering module, a closing and opening unit, a data storage module, a reset button, a closing and opening operation handle and a state indication unit, and is characterized by further comprising an Internet of things communication module, a state verification control module, a heartbeat detection module, a protection judgment control module and a behavior prediction module; the metering module is connected with the circuit data acquisition module, the Internet of things communication module and the data storage module, the state verification control module is connected with the Internet of things communication module, the protection judgment control module, the heartbeat detection module, the data storage module and the behavior prediction module, the protection judgment control module is connected with the closing and opening unit, and the heartbeat detection module and the behavior prediction module are respectively connected with the data storage module.
2. The internet of things circuit breaker with state verification according to claim 1, wherein the metering module reads data of the circuit data acquisition module and the temperature acquisition module, obtains monitoring parameters of a branch circuit where the internet of things circuit breaker is located in real time, transmits monitored parameter information to the data storage module, and uploads the real-time monitored parameters to the monitoring platform through the internet of things communication module.
3. The internet of things circuit breaker with state verification according to claim 2, wherein the data storage module stores preset parameters, monitoring parameters and operation generation parameters of the internet of things circuit breaker, wherein the preset parameters comprise rated voltage, rated current, rated power, leakage threshold, temperature threshold, heartbeat frequency and timing control function settings, the monitoring parameters comprise voltage, current, power, electric energy, leakage and temperature, and the operation generation parameters comprise state verification information, state control information, behavior log and behavior prediction information.
4. The internet of things circuit breaker with state verification according to claim 3, wherein the heartbeat detection module comprises a state self-checking unit and a heartbeat packet generation unit, the state self-checking unit is used for carrying out self-checking on the operation state of the internet of things circuit breaker at regular time, the heartbeat packet generation unit is used for reading a heartbeat characteristic token and a heartbeat frequency of the internet of things circuit breaker, generating a heartbeat packet from the operation state self-checking result and transmitting the heartbeat packet to the state verification control module.
5. The circuit breaker of the internet of things with state verification according to claim 4, wherein the behavior prediction module reads preset parameters and parameter information monitored in real time, predicts the behavior of the circuit breaker of the internet of things after a period of time, stores the predicted information, and transmits the predicted information to the state verification control module.
6. The circuit breaker of the internet of things with state verification according to claim 5, wherein the state verification control module reads preset parameters and monitoring parameters stored by the data storage module, uploads the heartbeat packet to the monitoring platform through the internet of things control module, obtains response data of the monitoring platform, and verifies the operation state of the circuit breaker of the internet of things by using the response data, the preset parameters, the monitoring parameters and the operation generation parameters to generate state verification information, and generates state control information according to the state verification information.
7. The internet of things circuit breaker with status verification according to claim 6, wherein the status verification information comprises a heartbeat verification result, a circuit breaker operation mode verification result, and a verification result of whether the circuit breaker operation status is normal.
8. The circuit breaker of the internet of things with state verification according to claim 7, wherein the protection judging control module reads preset parameters in the data storage module, receives information of the state verification control module, and controls the closing and opening unit to execute closing and opening actions after comprehensive judgment.
9. The method for checking the state of the circuit breaker of the internet of things based on the circuit breaker of the internet of things with the state checking according to claim 8, is characterized by comprising the following steps:
s1: reading a heartbeat characteristic token and preset heartbeat frequency, and performing self-checking on equipment states at regular time to generate a heartbeat packet;
s2: uploading the heartbeat packet to a monitoring platform, receiving the return information of the monitoring platform, and performing first verification on the equipment state to generate a heartbeat verification result;
s3: detecting and storing real-time monitoring parameters;
s4: predicting the breaker behavior in the later period of time T2 by utilizing the monitoring parameter data in the former period of time T1;
s5: reading other operation generation parameters of the circuit breaker, including an operation log;
s6: performing secondary verification on the operating state of the circuit breaker according to the preset parameters, the current monitoring parameters and the operation generating parameters of the circuit breaker to generate a state verification result;
s7: uploading the state verification result to a monitoring platform, and forming a breaker state evaluation result by the monitoring platform according to the second state verification information;
s8: for a specific state verification result, the circuit breaker directly generates state control information according to the state verification result, controls the circuit breaker to perform opening and closing actions, and uploads the actions to the monitoring platform;
s9: the monitoring platform controls the breaker to perform opening and closing actions according to the evaluation result;
the preset parameters refer to parameters preset before the circuit breaker of the Internet of things is used, wherein the parameters comprise rated voltage, rated current, rated power, leakage threshold value, temperature threshold value, heartbeat frequency and timing control function setting;
the monitoring parameters refer to circuit parameters of a branch circuit where the circuit breaker is located, wherein the circuit parameters are monitored in real time by the circuit breaker and comprise voltage, current, power, electric energy, electric leakage and temperature;
the operation generation parameters refer to parameters generated by the circuit breaker of the Internet of things in operation, and the parameters comprise a heartbeat check result, a state check result, an operation log, state control information and behavior prediction information.
10. The method for checking the state of the circuit breaker of the internet of things according to claim 9, wherein the operation log adopts English letters for program operation nodes and key information recording, and the circuit breaker behavior prediction adopts a smooth prediction model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN116962351A (en) * | 2023-09-18 | 2023-10-27 | 上海红檀智能科技有限公司 | Automatic communication address allocation method and device for Internet of things circuit breaker |
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