Temperature measurement and space positioning integrated high-temperature-resistant label and information acquisition management system

Abstract

The invention discloses a temperature measurement and space positioning integrated high-temperature-resistant label and information acquisition management system, and the system comprises a data acquisition module which carries out the temperature data acquisition, position data acquisition and power utilization data acquisition; the data transmission module transmits data based on Beidou satellite communication; the data processing and accounting module performs data preprocessing and performs accounting based on a dual data acquisition and accounting mechanism; and carrying out data storage and management on the processed data. Through the Beidou electricity utilization information acquisition system, the communication problem between power supply / electricity utilization equipment such as a special transformer and a public transformer in a remote area with severe conditions and no public network signal or weak signal and a metering automation system is solved, and user metering point day frozen data remotely read by the metering automation system is used for marketing charging settlement; and a systematic means is provided for metering services such as remote meter reading, line loss monitoring, fault monitoring and the like.

Description

Technical Field

[0001] The present invention relates to the technical field of operation and maintenance management systems, and particularly to a high-temperature resistant tag integrating temperature measurement and spatial positioning and an information acquisition management system. Background Art

[0002] In the fields of modern industrial production, power system operation and maintenance, and energy management, the demand for real-time status monitoring and efficient management of equipment is increasing day by day. Especially in high-temperature, complex, or difficult-to-directly-contact environments, such as power substations, metallurgical industries, chemical production, etc., traditional temperature monitoring and equipment positioning means often face severe challenges. Traditional methods mostly rely on manual inspections, which are not only inefficient but also difficult to achieve continuous and accurate monitoring, and are even less able to effectively integrate power consumption data for comprehensive analysis. In addition, the stability and reliability of data transmission are also one of the key factors restricting the performance of existing monitoring systems. With the rapid development of Internet of Things, big data, and satellite communication technologies, integrated and intelligent monitoring and management systems have become an important way to solve the above problems.

[0003] Therefore, developing a management system that can integrate temperature measurement, spatial positioning, and power consumption data collection, and transmit information back to the processing center in real time through an efficient and reliable data transmission mechanism is of great significance for improving equipment operation and maintenance efficiency, ensuring production safety, and optimizing energy utilization.

[0004] After retrieval, the application solution with the Chinese patent application number CN201820861154.3 discloses a wireless remote device operation status monitoring and management system, including an equipment operation and maintenance management system, an equipment operation status monitoring controller, a wireless power status detector, and the equipment to be monitored; the equipment operation status monitoring controller is respectively connected to the equipment operation and maintenance management system, the wireless power status detector, and the equipment to be monitored. The monitoring and management system in the above patent has the following deficiencies: it relies more on wireless communication technology, has greater limitations, and does not have an approval mechanism, and there is still room for improvement in terms of reliability. Summary of the Invention

[0005] The purpose of the present invention is to solve the shortcomings existing in the prior art, and propose a high-temperature resistant tag integrating temperature measurement and spatial positioning and an information acquisition management system.

[0006] To achieve the above purpose, the present invention adopts the following technical solutions: A high-temperature resistant tag integrating temperature measurement and spatial positioning and an information acquisition management system, including: A data acquisition module, which conducts temperature data acquisition, position data acquisition, and power consumption data acquisition; A data transmission module, which transmits data based on Beidou satellite communication; Data processing and accounting module, which preprocesses data and conducts accounting based on a dual data collection and accounting mechanism; stores and manages the processed data. Metering automation function module, which realizes the remote meter reading function based on the accurate electricity consumption data stored in the data processing center; realizes the line loss monitoring function through the collection and analysis of the electricity consumption data on the input and output sides of the special transformer and public transformer power supply equipment; uses the collected temperature data, location data, and electricity consumption data, combined with the normal operation state model of the equipment, to realize the fault monitoring function.

[0007] Preferably: for the temperature data collection, the method of multi-point calibration is used to determine the relationship curve between temperature and resistance value; measure the resistance value of the thermistor at different known temperatures and then obtain the mathematical model of the curve through least squares fitting; according to this model, when the measured resistance value is , the corresponding temperature is obtained by solving the equation .

[0008] Preferably: the location data collection is specifically as follows: the Beidou positioning chip, based on the Beidou satellite navigation system, calculates the three-dimensional coordinate position of the tag by receiving the signals of at least four Beidou satellites ; the Beidou satellite navigation system adopts the pseudorange positioning method. Let the pseudorange from the i-th satellite to the receiver be , the coordinate of the satellite in the geocentric coordinate system be , and the position coordinate of the receiver be , then the pseudorange equation is: ; where is the speed of light, is the clock difference between the receiver and the i-th satellite, is the measurement noise; by simultaneously processing multiple pseudorange equations and using the least squares method, the position coordinate of the receiver and the clock difference are calculated.

[0009] Preferably: the electricity consumption data collection is specifically as follows: for the electricity consumption data collection of the power supply / electricity consumption equipment of the special transformer and public transformer, it is sampled by connecting to the metering circuit of the equipment and using a metering chip or module; by synchronously sampling the voltage and current signals and calculating their effective values and phase differences, the power factor is obtained, and then the instantaneous power P is calculated; by integrating the instantaneous power within a certain time interval, the electricity consumption E is obtained: ; In the case of discrete sampling, the time interval is divided into n equal sub - intervals, and the time length of each sub - interval is , then the power consumption is expressed as: ; where is the instantaneous power in the i - th sub - interval.

[0010] Preferably: The Beidou satellite communication transmission is specifically as follows: The data transmission between the Beidou power consumption information acquisition terminal and the data processing center is realized through the Beidou satellite link; Adopting a communication protocol, the collected temperature data, position data, and power consumption data are packed into data frames; The format of the data frame includes a frame header, frame type, data length, data content, and check code part; During the data transmission process, error - correcting coding technology is adopted, specifically: For a group of k - bit information codes, by adding r - bit check codes, an n = k + r - bit Hamming code is formed; The positions of the check codes satisfy , and its value is obtained by performing an exclusive - OR operation on the bits at the corresponding positions in the information code; At the receiving end, according to the check code and the received information code, a check calculation is performed. If an error is found, error correction is performed according to the error - correction algorithm.

[0011] Preferably: The data pre - processing is specifically as follows: After the data processing center receives the data from each acquisition terminal, it first performs data pre - processing; including data decoding, verification, and denoising operations; For the data transmitted using error - correcting coding, first perform decoding and error correction to restore the original data; Then, according to the pre - set verification rules, verify the integrity and accuracy of the data; By calculating the check code of the data frame and comparing it with the received check code, if they are inconsistent, it is determined that an error has occurred during data transmission, and the acquisition terminal is requested to re - send the data; For the abnormal values in the temperature data, position data, and power consumption data, filtering algorithms or statistical methods are used to eliminate or correct them.

[0012] Preferably: The dual data acquisition and accounting mechanism is specifically as follows: The temperature, position, and power consumption data of the equipment are directly collected by the sensors and acquisition modules integrated in the high - temperature - resistant tags and transmitted to the data processing center; The data processing center performs indirect accounting and verification on the directly collected data through correlation analysis with the historical data and equipment parameter information in the power marketing system, combined with the operating characteristics of the equipment and the load change law; For the accounting of power consumption data, according to the rated capacity of the equipment 、load rate and power factor Parameter, the theoretical active power of the device is calculated as: ; Compare the directly collected instantaneous power with the theoretical active power If the deviation between the two exceeds the set threshold , it is considered that there is an abnormality in the directly collected data; at this time, analyze the cause of the deviation; For the calculation of temperature data, establish a relationship model between temperature and load; adopt a linear regression model T = aP + b, where T is the device temperature, P is the device power, and a and b are model coefficients; after obtaining the model coefficients by fitting historical data, calculate the theoretical device temperature according to the directly collected device power P , and compare and calculate it with the directly collected temperature data.

[0013] Preferably: The data storage and management are specifically as follows: The data after preprocessing and calculation are stored in the database of the data processing center; the database uses a relational database management system, and data tables are established according to different metering points, time, and data types.

[0014] Preferably: The line loss rate of the line loss monitoring function The calculation formula is: ; Wherein, is the active power on the input side of the power supply device, is the active power on the output side; the data processing center calculates the line loss rate in real time according to the collected power consumption data on the input side and output side, and compares it with the set line loss index; if the line loss rate exceeds the set threshold, a line loss abnormality alarm signal is issued.

[0015] Preferably: The fault monitoring function is specifically as follows: For transformer equipment, establish a normal operation model for the relationship between its temperature and load, and the relationship between oil temperature and winding temperature; when the collected temperature data exceeds the normal range or the temperature change rate is abnormal, combine the power consumption data to judge whether there is an overload hidden danger in the equipment; For distribution lines, by monitoring the sudden changes in current and voltage data and location information, quickly locate the line fault point. Once a fault is detected, the system immediately issues a fault alarm signal and transmits the fault information to the background management software.

[0016] The beneficial effects of the present invention are: The present invention solves the communication problem between power supply / consumption equipment such as special transformers and public transformers and the metering automation system in remote areas with harsh conditions and no public network signal or weak signal through the Beidou power consumption information acquisition system, and realizes the daily frozen data of user metering points for remote reading by the metering automation system to be used for marketing billing settlement; it provides a systematic means for metering services such as remote meter reading, line loss monitoring, and fault monitoring.

[0017] The present invention uses Beidou satellite communication to transmit data, which is not restricted by the geographical environment, ensuring the stability and real-time nature of data transmission; combined with error correction coding technology, it further enhances the anti-interference ability and error recovery ability of data transmission.

[0018] The present invention introduces a dual data acquisition and verification mechanism. It not only directly collects on-site data, but also indirectly verifies through the correlation analysis with historical data and equipment parameters, effectively improving the accuracy and credibility of data; it adopts a relational database management system to organize data according to different dimensions, facilitating data query, analysis, and report generation. Brief Description of the Drawings

[0019] Figure 1 is a framework diagram of the high-temperature resistant label and information acquisition management system integrating temperature measurement and spatial positioning proposed by the present invention; Figure 2 is a flow chart of the dual data acquisition and verification mechanism of the high-temperature resistant label and information acquisition management system integrating temperature measurement and spatial positioning proposed by the present invention. Detailed Embodiments

[0020] The technical solutions of the present invention will be further described in detail below in conjunction with the specific embodiments.

[0021] Embodiment 1

[0022] The high-temperature resistant label and information acquisition management system integrating temperature measurement and spatial positioning, as shown in Figure 1 and Figure 2 shown, includes: ① A data acquisition module, based on which temperature data acquisition, position data acquisition, and power consumption data acquisition are carried out; Among them, for the temperature data acquisition, in practical applications, to improve the measurement accuracy, a multi-point calibration method is adopted to determine the relationship curve between temperature and resistance value; for example, at different known temperatures the resistance value of the thermistor is measured , and then the mathematical model of the curve is obtained by least squares fitting; according to this model, when the measured resistance value is , the corresponding temperature is obtained by solving the equation , where is The resistance value of the corresponding thermistor; is the material constant; is the reference temperature, which is a reference point in the fitting process of the thermistor characteristic curve and is used to establish the mathematical relationship between the resistance value and the temperature.

[0023] Among them, the acquisition of the position data is specifically as follows: Based on the positioning principle of the Beidou satellite navigation system, the Beidou positioning chip calculates the three-dimensional coordinate position of the tag by receiving the signals of at least four Beidou satellites. ; The Beidou satellite navigation system uses the pseudo-range positioning method. Let the pseudo-range from the i-th satellite to the receiver be , the coordinate of the satellite in the geocentric coordinate system is , and the position coordinate of the receiver is , then the pseudo-range equation is: ; Among them, is the speed of light, is the clock difference between the receiver and the i-th satellite, is the measurement noise; By simultaneously processing multiple pseudo-range equations and using the least squares method or other optimization algorithms, the position coordinate of the receiver and the clock difference can be calculated.

[0024] Among them, the acquisition of the electricity consumption data is specifically as follows: For the acquisition of the electricity consumption data of power supply / electricity consumption equipment such as dedicated transformers and public transformers, it is sampled by connecting to the metering circuit of the equipment and using a high-precision metering chip or module; Taking the sampling of voltage U and current I as an example, by synchronously sampling the voltage and current signals and calculating their effective values and phase differences, the power factor can be obtained, and then the instantaneous power P can be calculated; Integrating the instantaneous power within a certain time interval can obtain the electricity consumption E: ; In the case of discrete sampling, the time interval can be divided into n equal small intervals, and the time length of each small interval is , then the electricity consumption is expressed as: ; Among them, is the instantaneous power in the i-th small interval.

[0025] ② The data transmission module, and the data transmission module transmits data based on Beidou satellite communication; Among them, the Beidou satellite communication transmission is specifically as follows: The data transmission between the Beidou power consumption information collection terminal and the data processing center is realized through the Beidou satellite link; A specific communication protocol is adopted to package the collected temperature data, location data, power consumption data, etc. into data frames; The format of the data frame includes parts such as a frame header, frame type, data length, data content, and check code; During the data transmission process, in order to ensure the reliability of the data, an error correction coding technology is adopted. For a group of k-bit information codes, by adding r-bit check codes, a Hamming code of n = k + r bits is formed; The positions of the check codes Satisfy , and its value is obtained by performing an exclusive OR operation on the bits at the corresponding positions in the information code; At the receiving end, according to the check code and the received information code, a check calculation is performed. If an error is found, error correction is performed according to the error correction algorithm.

[0026] ③ Data processing and accounting module. The data processing and accounting module performs data preprocessing and accounting based on a dual data collection and accounting mechanism; The processed data is stored and managed. Among them, the data preprocessing is specifically as follows: After the data processing center receives the data from each collection terminal, it first performs data preprocessing; including operations such as data decoding, verification, and denoising; For the data transmitted using error correction coding, first perform decoding and error correction to restore the original data; Then, according to the pre-set verification rules, verify the integrity and accuracy of the data; For example, by calculating the check code of the data frame and comparing it with the received check code, if they are inconsistent, it is determined that an error occurred during data transmission, and the collection terminal is requested to resend the data; For the abnormal values (such as values that significantly exceed the reasonable range) in the temperature data, location data, and power consumption data, filtering algorithms or statistical methods are used to eliminate or correct them.

[0027] Among them, the dual data collection and accounting mechanism is specifically as follows: The temperature, location, and power consumption data of the equipment are directly collected through the sensors and collection modules integrated in the high-temperature resistant tags and transmitted to the data processing center; The data processing center performs indirect accounting and verification on the directly collected data by performing correlation analysis with the historical data, equipment parameters, etc. in the power marketing system, and combining the operating characteristics and load change rules of the equipment. For example, for the accounting of power consumption data, according to the rated capacity of the equipment , load rate And power factor And other parameters, the theoretically active power of the equipment Can be calculated as: ; The directly collected instantaneous power And the theoretically active power Compare them. If the deviation between the two exceeds the set threshold , it is considered that there may be abnormalities in the directly collected data. At this time, further analyze the reasons for the deviation, which may be sensor failures, data transmission errors, or changes in the actual operating state of the equipment, etc. Through the comparison and analysis of this dual data, errors in the data collection process can be discovered and corrected in a timely manner, improving the accuracy of the data; For the calculation of temperature data, considering the heat generation characteristics of the equipment under different load conditions, establish a relationship model between temperature and load. For example, use a linear regression model T = aP + b, where T is the equipment temperature, P is the equipment power, and a and b are model coefficients. After obtaining the model coefficients by fitting historical data, calculate the theoretical equipment temperature according to the directly collected equipment power P , and compare and calculate it with the directly collected temperature data.

[0028] Among them, the data storage and management are specifically as follows: The preprocessed and calculated data is stored in the database of the data processing center. The database uses a relational database management system, such as MySQL or Oracle, etc., to efficiently store, query, and manage the data. Data tables are established according to different metering points, time, data types, etc., to facilitate the classified storage and retrieval of data. For example, establish user metering point information tables, daily freeze data tables, temperature data tables, location data tables, etc. At the same time, in order to ensure the security and reliability of the data, adopt a data backup and recovery strategy, regularly back up the database, and store the backup data in off-site storage devices to prevent data loss or damage.

[0029] ④ Metering automation function module. The metering automation function module realizes the remote meter reading function based on the accurate power consumption data stored in the data processing center; realizes the line loss monitoring function through the collection and analysis of power consumption data on the input and output sides of power supply equipment such as dedicated transformers and public transformers; uses the collected temperature data, location data, and power consumption data, combined with the normal operating state model of the equipment, to realize the fault monitoring function; Among them, the remote meter reading function is specifically as follows: The background management software automatically extracts the daily freeze data of each user metering point from the database according to the set meter reading cycle (such as zero o'clock every day), including information such as power consumption and power factor, and generates a remote meter reading report. The format of the meter reading report meets the requirements of power marketing billing and settlement, and can be directly used for electricity bill calculation and bill generation. At the same time, the remote meter reading function also supports manual query of the real-time power consumption data or historical power consumption data of any metering point, facilitating power marketing personnel to conduct electricity bill verification and query services.

[0030] Among them, the line loss rate of the line loss monitoring function The calculation formula is: ; Among them, is the active power on the input side of the power supply equipment, is the active power on the output side; the data processing center calculates the line loss rate in real time based on the collected power consumption data on the input side and the output side, and compares it with the set line loss index; if the line loss rate exceeds the set threshold, a line loss abnormal alarm signal is sent to prompt the operation and maintenance personnel to conduct a check; at the same time, the background management software provides a line loss analysis tool, which can statistically analyze the line loss data, draw a line loss change curve, and help the operation and maintenance personnel analyze the reasons for the line loss, such as whether there is power theft, line aging or equipment failure, etc., so as to take corresponding measures to reduce the line loss.

[0031] Among them, the specific fault monitoring function is as follows: for equipment such as transformers, a normal operation model of the relationship between its temperature and load, oil temperature and winding temperature, etc. is established; when the collected temperature data exceeds the normal range or the temperature change rate is abnormal, combined with the power consumption data to judge whether the equipment is overloaded or there are other potential fault hazards; for the distribution line, by monitoring the sudden change of current and voltage data and the location information, quickly locate the line fault point, such as a short circuit fault or a broken wire fault, etc.; once a fault is detected, the system immediately sends a fault alarm signal and transmits the fault information (including fault type, fault location, fault time, etc.) to the background management software, which is convenient for the operation and maintenance personnel to process in time, shorten the fault power outage time, and improve the power supply reliability.

[0032] As described above, it is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A high-temperature resistant tag integrating temperature measurement and spatial positioning and an information acquisition and management system, characterized in that, Including: A data acquisition module that acquires temperature data, location data, and power consumption data; A data transmission module that transmits data based on Beidou satellite communication; A data processing and accounting module that performs data preprocessing and accounting based on a dual data acquisition and accounting mechanism; Storing and managing the processed data; A metering automation function module that, based on the accurate power consumption data stored in the data processing center, realizes the remote meter reading function; realizes the line loss monitoring function through the acquisition and analysis of the power consumption data on the input side and output side of the special transformer and public transformer power supply equipment; utilizes the acquired temperature data, location data, and power consumption data, combined with the normal operation state model of the equipment, to realize the fault monitoring function.

2. The high-temperature resistant tag and information acquisition and management system integrating temperature measurement and spatial positioning according to claim 1, wherein For the temperature data acquisition, the relationship curve between temperature and resistance value is determined by using a multi-point calibration method; at different known temperatures the resistance value of the thermistor is measured , and then the mathematical model of the curve is obtained by least squares fitting ; according to this model, when the measured resistance value is , the corresponding temperature is obtained by solving the equation , where is the resistance value of the corresponding thermistor; is the material constant; is the reference temperature.

3. The high-temperature resistant label integrated with temperature measurement and spatial positioning and the information acquisition and management system according to claim 1, characterized in that The specific position data acquisition is as follows: The Beidou positioning chip, based on the Beidou satellite navigation system, calculates the three-dimensional coordinate position of the tag by receiving the signals of at least four Beidou satellites. ; The Beidou satellite navigation system uses the pseudo-range positioning method. Let the pseudo-range from the i-th satellite to the receiver be , the coordinate of the satellite in the geocentric coordinate system be , and the position coordinate of the receiver be , then the pseudo-range equation is: ； wherein, is the speed of light, is the clock difference between the receiver and the i-th satellite, is the measurement noise; by simultaneously processing multiple pseudorange equations, the position coordinates of the receiver are calculated by the least squares method and the clock difference .

4. The high-temperature resistant label integrated with temperature measurement and spatial positioning and the information acquisition and management system according to claim 1, characterized in that The specific power consumption data acquisition is as follows: For the power consumption data acquisition of the power supply / consumption equipment of the special transformer and public transformer, it is sampled by connecting to the metering circuit of the equipment and using a metering chip or module; By synchronously sampling the voltage and current signals, calculating their effective values and phase differences, the power factor is obtained , and then the instantaneous power P is calculated; the instantaneous power is integrated over a certain time interval to obtain the power consumption E: ； In the case of discrete sampling, the time interval is divided into n equal sub-intervals, and the time length of each sub-interval is , then the power consumption is expressed as: ； Among them, is the instantaneous power within the i-th sub-interval.

5. The high-temperature resistant tag for integrated temperature measurement and spatial positioning and the information acquisition and management system according to claim 1, characterized in that, The specific Beidou satellite communication transmission is as follows: The data transmission between the Beidou power consumption information acquisition terminal and the data processing center is realized through the Beidou satellite link; using a communication protocol, the acquired temperature data, location data, and power consumption data are packed into data frames; the format of the data frame includes a frame header, frame type, data length, data content, and check code part; During data transmission, error correction coding technology is adopted, specifically: for a group of k-bit information codes, by adding r-bit parity codes, a Hamming code of n = k + r bits is formed; the positions of the parity codes satisfy , and its value is obtained by performing an exclusive OR operation on the bits at the corresponding positions in the information code; at the receiving end, according to the parity codes and the received information codes, a verification calculation is performed. If an error is found, error correction is performed according to the error correction algorithm.

6. The high-temperature resistant tag for integrated temperature measurement and spatial positioning and the information acquisition and management system according to claim 1, characterized in that The specific data preprocessing is as follows: After the data processing center receives the data from each acquisition terminal, it first performs data preprocessing; including data decoding, verification, and denoising operations; for the data transmitted using error correction coding, it first performs decoding and error correction to restore the original data; Then, according to the pre-set verification rules, the integrity and accuracy of the data are verified; by calculating the check code of the data frame and comparing it with the received check code, if they are inconsistent, it is determined that an error has occurred during data transmission, and the acquisition terminal is requested to retransmit the data; for the outliers in the temperature data, location data, and power consumption data, filtering algorithms or statistical methods are used to eliminate or correct them.

7. The high-temperature resistant label and information acquisition and management system integrating temperature measurement and spatial positioning according to claim 6, wherein The specific dual data acquisition and accounting mechanism is as follows: Directly acquire the temperature, location, and power consumption data of the equipment through the sensors and acquisition modules integrated in the high-temperature resistant tags and transmit them to the data processing center; the data processing center performs indirect accounting and verification on the directly acquired data through correlation analysis with the historical data and equipment parameter information in the power marketing system, combined with the operating characteristics and load change laws of the equipment; For the accounting of electricity consumption data, according to the rated capacity of the equipment , load factor and power factor parameters, the theoretically active power of the equipment is calculated as: ； The directly collected instantaneous power is compared with the theoretically active power . If the deviation between the two exceeds the set threshold , it is considered that there is an abnormality in the directly collected data; At this time, analyze the reasons for the deviation; For the accounting of temperature data, establish a relationship model between temperature and load; Adopt the linear regression model T = aP + b, where T is the device temperature, P is the device power, and a and b are model coefficients; after obtaining the model coefficients by fitting historical data, calculate the theoretical device temperature according to the directly collected device power P. And compare and verify it with the directly collected temperature data.

8. The high-temperature resistant label and information acquisition and management system integrating temperature measurement and spatial positioning according to claim 1, characterized in that, The specific data storage and management is as follows: The data after preprocessing and accounting is stored in the database of the data processing center; the database uses a relational database management system and creates data tables according to different metering points, time, and data types.

9. The high-temperature resistant label and information acquisition and management system integrating temperature measurement and spatial positioning according to claim 1, characterized in that, The line loss rate of the line loss monitoring function The calculation formula is as follows: ； wherein, is the active power on the input side of the power supply equipment, is the active power on the output side; the data processing center calculates the line loss rate in real time based on the collected power consumption data on the input side and the output side, and compares it with the set line loss index; if the line loss rate exceeds the set threshold, a line loss anomaly alarm signal is issued.

10. The high-temperature resistant label integrated with temperature measurement and spatial positioning and the information acquisition and management system according to claim 9, wherein The specific fault monitoring function is as follows: For transformer equipment, establish a normal operation model for the relationship between its temperature and load, and between oil temperature and winding temperature; when the collected temperature data exceeds the normal range or the temperature change rate is abnormal, combine the electricity consumption data to judge whether there is a hidden overload problem with the equipment. For distribution lines, quickly locate the line fault point by monitoring the sudden changes in current and voltage data and the location information. Once a fault is detected, the system immediately sends out a fault alarm signal and transmits the fault information to the background management software.

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