CN113093571B - Intelligent management method, system and device for intelligent power utilization system - Google Patents
Intelligent management method, system and device for intelligent power utilization system Download PDFInfo
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- CN113093571B CN113093571B CN202110223542.5A CN202110223542A CN113093571B CN 113093571 B CN113093571 B CN 113093571B CN 202110223542 A CN202110223542 A CN 202110223542A CN 113093571 B CN113093571 B CN 113093571B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
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Abstract
The application provides an intelligent management method, system and device for an intelligent power utilization system, wherein the method comprises the following steps: acquiring branch line electric energy historical information of each line in the power system in real time; acquiring an electric energy plan of an event; calculating branch electric energy prediction information of each line according to the electric energy plan; and comparing the branch electric energy prediction information of the line with the branch electric energy historical information of the line, and outputting a comparison result. The branch line electric energy historical information of the line can reflect operation data under various conditions in the actual working process of the power system, and the data can reflect the real working condition of electrifying of each loop and the loop components in the line; the electric energy plan reflects the change requirement of the electric power system, and provides a data base for predicting whether the electric power system can reach the bearing capacity required by the electric energy plan through comparison, so that the management and prediction capacity of the power management system on the electric power system is improved.
Description
Technical Field
The application relates to the technical field of power utilization management, in particular to an intelligent management method, system and device for an intelligent power utilization system.
Background
In an electric power system, an electricity utilization management system plays a very important role, and a general electricity utilization management system mainly acquires detection data of an electric power meter in the electric power system in a meter reading mode, so that the electricity utilization conditions of all positions in the electric power system are detected. The power utilization management system analyzes the power utilization conditions of all parts of the power system and the power utilization equipment through the detected data of the power meter so as to serve for the safe, efficient and energy-saving management of the power system.
However, in an actual power system, particularly in some power systems having complex lines and many power consumption devices, there are many variations in the system itself. Such as the uncertainty change of system impedance or reflection rate over time caused by the aging of power lines or devices, the frequent change of the power of partial branches in the power system, the coupling change relationship of inductive reactance and capacitive reactance of the power system, and the like. These variables can affect the actual load carrying capacity and stability of the power system.
However, the current power management system detects the power system only through meter reading data, and cannot reflect the influence of the change relationship on the power system, especially in some systems with large power consumption and large power change, such as exhibition of products with different power consumption and with power change requirements in an exhibition hall, the actual bearing capacity of the power system needs to be considered, and the current power management system cannot predict the bearing capacity of the power system in advance on the premise of considering the change relationship.
Disclosure of Invention
In order to improve the management and prediction capability of the power utilization management system on the power system, the application aims to provide an intelligent management method, system and device for an intelligent power utilization system.
In a first aspect, the present application provides an intelligent management method for an intelligent power utilization system, comprising:
acquiring branch line electric energy historical information of each line in the power system in real time;
acquiring an electric energy plan of an event;
calculating branch electric energy prediction information of each line according to the electric energy plan;
and comparing the branch electric energy prediction information of the line with the branch electric energy historical information of the line, and outputting a comparison result.
By adopting the technical scheme, the branch line electric energy historical information of the line can reflect the running data under various conditions in the actual working process of the power system, and the data can reflect the actual working condition of electrifying of each loop and the loop components in the line; the electric energy plan reflects the change requirement of the electric power system, if an exhibition hall knows that a batch of engines are to be displayed, the electric energy plan which indicates that each power supply position of the electric power system is required to provide electric energy in the exhibition process can be obtained through the exhibition plan, the comparison of data in the actual working process of the electric power system and the data of each part of the electric power system required by the electric energy plan can be realized by comparing the electric energy historical information and the electric energy prediction information, a data basis is provided for predicting whether the electric power system can reach the bearing capacity required by the electric energy plan, and therefore the management and prediction capacity of the electric power system by the power utilization management system is improved.
As an improvement of the scheme of the application, the branch power historical information comprises the line number, the line current and the voltage of the line and the change data of the current and the voltage of the branch of the line along with the time.
By adopting the technical scheme, the actual electric energy transmission quantity in the working process of the line can be reflected by the line current and the line voltage.
As an improvement of the scheme of the present application, the method for calculating the branch power prediction information of each line includes:
analyzing the line number required to be conducted by the electric energy plan and the maximum power consumption power;
calculating the branch electric energy prediction information according to the line number and the maximum power consumption;
the branch electric energy prediction information comprises line number, line current and voltage of the line and change data of the current and the voltage of the line branch with time.
By adopting the technical scheme, the maximum working power of the line required to be electrified in the electric energy plan execution process can be calculated through the line number and the maximum power consumption power, so that the calculation of branch electric energy prediction information of the line is realized.
As an improvement of the scheme of the application, the method for comparing the branch electric energy prediction information with the branch electric energy historical information of the line comprises the following steps:
screening branch electric energy historical information which is the same as the line number of the branch electric energy prediction information in the branch electric energy historical information, and comparing the branch electric energy historical information with the line current and the line voltage of the branch electric energy historical information.
By adopting the technical scheme, the branch line electric energy historical information formed by the screened line numbers corresponds to the historical working condition of the line which needs to be electrified originally, so that whether the historical electric energy bearing record of the line formed by the line numbers has the electric energy bearing capacity meeting the original electric energy requirement or not is obtained by comparison.
In a second aspect, the present application further provides an intelligent management system for an intelligent power utilization system, which includes;
the data acquisition module is used for acquiring branch electric energy historical information of each line in the power system in real time;
the data acquisition module is used for acquiring an electric energy plan of an event;
the data calculation module is used for calculating branch electric energy prediction information of each line according to the electric energy plan;
and the comparison output module is used for comparing the branch electric energy prediction information of the line with the branch electric energy historical information of the line and outputting a comparison result.
As an improvement of the scheme, the branch electric energy historical information collected by the data collection module comprises line number, line current and voltage of the line and change data of the current and the voltage of the line branch with time.
As an improvement of the scheme of the application, the data calculation module comprises:
the data analysis unit is used for analyzing the line number required to be conducted by the electric energy plan and the maximum power consumption power;
the data prediction unit is used for calculating branch electric energy prediction information according to the line number and the maximum power consumption power;
the electric energy prediction information calculated by the data prediction unit comprises line numbers, line currents and voltages of the lines and change data of the currents and voltages of the line branches along with time.
As an improvement of the scheme of the application, the comparison output module comprises:
the data screening unit is used for screening branch electric energy historical information which is the same as the line number composition of the branch electric energy prediction information in the branch electric energy historical information;
and the data comparison unit is used for comparing the branch power historical information with the line current and voltage of the branch power historical information.
In a third aspect, the present application further provides an intelligent management system for an intelligent power utilization system, which is characterized by comprising one or more processors and one or more memories;
the memory stores instructions;
the processor is used for calling and executing the instruction from the memory to execute the method according to any one of claims 1 to 4.
To sum up, the application comprises the following beneficial technical effects: the difference between the historical current or voltage of a line matched with the original electric energy source in the electric power system and the electric energy bearing capacity required by the electric energy plan can be obtained in the electric energy plan execution process by comparing the historical information of the original electric energy source with the historical information of the branch electric energy, so that a data base is provided for the management and prediction capacity of the electric power system.
Drawings
Fig. 1 is a flowchart of a method for intelligently managing an intelligent power consumption system according to the present application.
Fig. 2 is a system diagram of the intelligent management system of the intelligent power utilization system in the present application.
FIG. 3 is a system diagram of a data computation module in the present application.
Fig. 4 is a system diagram of a comparison output module in the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship, unless otherwise specified.
The embodiments of the present application will be described in further detail with reference to the drawings attached hereto.
As shown in fig. 1, an embodiment of the present application provides an intelligent management method for an intelligent power consumption system, where the power consumption system includes one or more power supply terminals and a plurality of power consumption terminals, and each power consumption terminal is connected to a power supply terminal through one or more lines. In the working process of the power system, different power utilization end combinations can correspond to different power-on line combinations, power consumption of different power utilization ends also causes different bearing powers of corresponding power-on lines, and the embodiment of the application aims to assist in judging the bearing capacity of the corresponding power-on line combination in a special power utilization event for event power utilization according to historical electric energy bearing records corresponding to different power-on line combinations in the power system.
The main flow of the method is described below.
Step S101: and acquiring branch line electric energy historical information of each line in the power system in real time.
The branch electric energy historical information comprises line numbers, line currents and voltages of the lines and current and voltage change data of line branches along with time. In the operation history of the power system, the combination of the power lines at each historical time point and the voltage and current of each power line are described. And in the process of acquiring the historical information of the electric energy, storing the line current and the voltage of each electrified line combination according to the time. Meanwhile, a plurality of branches may exist or may not exist in one line, and when a branch exists in the line, the current combination of the branches and the current and voltage of the current branch need to be synchronously recorded. In order to record historical information of electric energy more clearly, each line and each branch are numbered in advance in the process of laying an electric power system, and the current and the voltage of the line or the branch are detected through an electric power meter arranged on the line or the branch, so that the historical electric energy bearing record of each line and each branch is collected.
And S102, acquiring an electric energy plan of the event.
Step S103: and calculating branch electric energy prediction information of each line according to the electric energy plan.
The electric energy plan described in this embodiment indicates the power consumption end that requires power on in an event and the maximum power consumption power that requires access at the corresponding power consumption end, and if one socket in the power consumption end requires access to an engine and the maximum power consumption power of the engine is 1000W, the electric energy plan indicates the socket number and the maximum power supply power 1000W that the event requires the socket to have. When the electricity utilization end required to be electrified by the event is determined, the line combination required to be electrified in the event execution process is also synchronous and clear, and the line combination mode is represented by the line number combination, so that the calculation of the branch electric energy prediction information can be realized. And at the moment, automatically calculating the voltage and the current of each electrified line and each line branch corresponding to the electric energy plan according to the maximum power consumption power and the line number corresponding to the line combination. Further, when the change time of the power consumption access equipment is clear in an event, if an air conditioner is accessed to one power consumption, the power of the air conditioner is 500W at nine-ten am required by the event, and the working power of the same air conditioner accessed to the same power consumption is 1000W after ten am required by the event, the branch line power prediction information comprises the line number, the line current and the voltage required by the event and changing along with the time, and the current and the voltage of a line branch.
Step S104: and comparing the branch electric energy prediction information of the line with the branch electric energy historical information of the line, and outputting a comparison result.
Screening the branch electric energy historical information and each line number of the branch electric energy prediction information to form the same line current and voltage and each line branch current and voltage, and comparing the branch electric energy historical information with the same line number with the line circuit and voltage of the branch electric energy prediction information and the line circuit and voltage of the branch electric energy prediction information. In this embodiment, the comparison manner is not limited uniquely, the branch power prediction information represents the maximum power required by the power system for the event, and the maximum current of the line and the line branch required by the event can be calculated according to the maximum power and the working voltages of the line and the line branch in the branch power history information. Therefore, in a preferred example, the current in the branch power historical information is compared with the maximum current, and when the current in the branch power historical information is greater than or equal to the maximum current, the line or the line branch can meet the power supply requirement of the event; and when the current in the branch electric energy historical information is less than the maximum current, the fact that the line or the line branch cannot meet the power supply requirement of the event is proved. In another example, the output comparison result described in this embodiment is: and outputting a comparison result of the current magnitude of the historical information of the branch electric energy and the predicted information of the branch electric energy, and enabling a worker to use the comparison result as a basis for judging whether the power system can meet the power consumption requirement of the event.
Of course, it should be clear to those skilled in the art that the branch power history information described in this embodiment only represents current and voltage information in the normal operation process of the power system, and when a fault problem in the power system is considered, the alarm information may be synchronously included in the collected data of the branch power history information. And when the comparison result is output, synchronously outputting the corresponding alarm information.
In another example, the branch power historical information data compared with the branch power prediction information may be current and voltage data having the same line number composition as the branch power prediction information, or may be current and voltage data having a line number composition similar to the line number composition, and is not limited herein.
According to the above contents, the branch line electric energy historical information of the line can represent the operation data under various conditions in the actual working process of the power system, and the data can represent the actual working conditions of each loop and the loop composition in the line; the electric energy plan reflects the change requirement of the electric power system, for example, in the working process of a plurality of groups of high-power air conditioning systems, the electric energy prediction information of the air conditioning power regulation plan can be obtained according to the air conditioning regulation principle, the comparison of the data in the actual working process of the electric power system and the data of each part of the electric power system required by the electric energy plan can be realized by comparing the electric energy historical information and the electric energy prediction information, a data base is provided for predicting whether the electric power system can reach the bearing capacity required by the electric energy plan, and therefore the management and prediction capacity of the electric power system by the electric energy management system is improved.
Referring to fig. 2, an embodiment of the present application further provides an intelligent management system for an intelligent power consumption system, where the intelligent management system includes: the device comprises a data acquisition module, a data calculation module and a comparison output module.
And the data acquisition module is used for acquiring the branch electric energy historical information of each line in the power system in real time.
And the data acquisition module is used for acquiring the electric energy plan of the event.
And the data calculation module is used for calculating branch electric energy prediction information of each line according to the electric energy plan.
Referring to fig. 3, the data calculation module includes:
the data analysis unit is used for analyzing the line number required to be conducted by the electric energy plan and the maximum power consumption power;
the data prediction unit is used for calculating branch electric energy prediction information according to the line number and the maximum power consumption power;
the electric energy prediction information calculated by the data prediction unit comprises line numbers, line currents and voltages of the lines and change data of the currents and voltages of the line branches along with time.
And the comparison output module is used for comparing the branch electric energy prediction information of the line with the branch electric energy historical information of the line and outputting a comparison result.
The comparison output module comprises:
the data screening unit is used for screening branch electric energy historical information which is the same as the line number composition of the branch electric energy prediction information in the branch electric energy historical information;
the data comparison unit is used for comparing the branch electric energy historical information with the line current and voltage of the branch electric energy historical information;
and the data output unit is used for outputting the comparison result.
It should be understood by those skilled in the art that various changes and specific examples of the intelligent power system management method are also applicable to the intelligent power system management system of the present embodiment, and those skilled in the art can clearly understand the intelligent power system management system of the present embodiment through the foregoing detailed description of the intelligent power system management method, and for the sake of brevity of the description, detailed descriptions thereof are omitted here.
In the several embodiments provided in the present application, it should be understood that the disclosed system and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed.
The modules described as separate parts may or may not be physically separate, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative modules and method steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.
It is also to be understood that the terminology and/or the description of the various embodiments herein is consistent and mutually inconsistent if no specific statement or logic conflicts exists, and that the technical features of the various embodiments may be combined to form new embodiments based on their inherent logical relationships.
In order to better execute the program of the method, the present embodiment further provides an intelligent management device for an intelligent power utilization system, the device mainly comprises one or more memories and one or more processors:
the memory is used for storing instructions;
and the processor is used for calling and executing the instructions from the memory to execute the intelligent management method of the intelligent power utilization system.
It will be appreciated that the memory in the embodiments of the subject application can be either volatile memory or nonvolatile memory, or can include both volatile and nonvolatile memory.
The non-volatile memory may be ROM, Programmable Read Only Memory (PROM), Erasable PROM (EPROM), Electrically Erasable PROM (EEPROM), or flash memory.
Volatile memory can be RAM, which acts as external cache memory. There are many different types of RAM, such as Static Random Access Memory (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), double data rate SDRAM (DDR SDRAM), Enhanced SDRAM (ESDRAM), synclink DRAM (SLDRAM), and direct memory bus RAM.
The processor mentioned in any of the above may be a CPU, a microprocessor, an ASIC, or one or more integrated circuits for controlling the execution of the program of the method for transmitting feedback information. The processing unit and the storage unit may be decoupled, and are respectively disposed on different physical devices, and are connected in a wired or wireless manner to implement respective functions of the processing unit and the storage unit, so as to support the system chip to implement various functions in the foregoing embodiments. Alternatively, the processing unit and the memory may be coupled to the same device.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present application or portions thereof that substantially contribute to the prior art may be embodied in the form of a software product stored in a computer-readable storage medium, which includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to perform all or part of the steps of the method according to the embodiments of the present application. And the aforementioned computer-readable storage media comprise: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (5)
1. An intelligent management method for an intelligent power utilization system is characterized by comprising the following steps:
acquiring branch line electric energy historical information of each line in the power system in real time;
acquiring an electric energy plan of an event;
calculating branch electric energy prediction information of each line according to the electric energy plan;
comparing the branch electric energy prediction information of the line with branch electric energy historical information of the line, and outputting a comparison result;
the branch electric energy historical information comprises line numbers, line currents and voltages of the lines and current and voltage change data of line branches along with time;
the method for calculating the branch electric energy prediction information of each line comprises the following steps:
analyzing the line number required to be conducted by the electric energy plan and the maximum power consumption power;
calculating the branch electric energy prediction information according to the line number and the maximum power consumption;
the branch electric energy prediction information comprises line number, line current and voltage of the line and change data of the current and the voltage of the line branch with time.
2. The intelligent management method for the intelligent power system according to claim 1, wherein the method for comparing the branch power prediction information with the branch power historical information of the line comprises:
screening branch electric energy historical information which is the same as the line number of the branch electric energy prediction information in the branch electric energy historical information, and comparing the branch electric energy historical information with the line current and the line voltage of the branch electric energy historical information.
3. An intelligent management system of an intelligent power utilization system is characterized by comprising;
the data acquisition module is used for acquiring branch electric energy historical information of each line in the power system in real time, wherein the branch electric energy historical information comprises line numbers, line currents and voltages of the lines and current and voltage change data of line branches along with time;
the data acquisition module is used for acquiring an electric energy plan of an event;
the data calculation module is used for calculating branch electric energy prediction information of each line according to the electric energy plan, and the method for calculating the branch electric energy prediction information of each line comprises the following steps:
analyzing the line number required to be conducted by the electric energy plan and the maximum power consumption power;
calculating the branch electric energy prediction information according to the line number and the maximum power consumption;
the branch electric energy prediction information comprises line serial numbers, line currents and voltages of lines and change data of the currents and voltages of line branches along with time;
and the comparison output module is used for comparing the branch electric energy prediction information of the line with the branch electric energy historical information of the line and outputting a comparison result.
4. The intelligent management system for intelligent power consumption system of claim 3, wherein the comparison output module comprises:
the data screening unit is used for screening branch electric energy historical information which is the same as the line number composition of the branch electric energy prediction information in the branch electric energy historical information;
and the data comparison unit is used for comparing the branch power historical information with the line current and voltage of the branch power historical information.
5. An intelligent management system of an intelligent power utilization system is characterized by comprising one or more processors and one or more memories;
the memory stores instructions;
the processor is used for calling and executing the instruction from the memory to execute the method according to any one of claims 1 to 2.
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