CN113973029B - Low-voltage Internet of things edge computing intelligent gateway system and communication method - Google Patents
Low-voltage Internet of things edge computing intelligent gateway system and communication method Download PDFInfo
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- CN113973029B CN113973029B CN202111256222.6A CN202111256222A CN113973029B CN 113973029 B CN113973029 B CN 113973029B CN 202111256222 A CN202111256222 A CN 202111256222A CN 113973029 B CN113973029 B CN 113973029B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/66—Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0061—Error detection codes
- H04L1/0063—Single parity check
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
Abstract
The invention relates to the technical field of communication gateways, and discloses an intelligent gateway system and a communication method for low-voltage Internet of things edge calculation. The scheme improves the information transmission efficiency and reliability of carrier communication.
Description
Technical Field
The invention relates to the technical field of communication gateways, in particular to an intelligent low-voltage internet of things edge computing gateway system and a communication method.
Background
The gateway is also called an internetwork connector and a protocol converter. The gateway realizes network interconnection above a network layer, is complex network interconnection equipment and is only used for interconnection of two networks with different high-level protocols. The gateway can be used for interconnection of a wide area network and interconnection of a local area network, the gateway of the internet of things realizes the functions of interconnection of the wide area, interconnection of the local area and management equipment through a communication network, the basic functions of the gateway of the internet of things comprise data acquisition, transparent transmission, monitoring and equipment control at present, but most gateways of the internet of things only transmit data and receive data and are not provided with the function of analysis control, and the traditional gateway of the internet of things can not meet the requirement of efficient and accurate communication along with the development of the ubiquitous power internet of things.
At present, chinese patent with an authorization notice number of CN 111132386A discloses an edge computing gateway based on a narrowband internet of things, where the edge computing gateway includes a power module, a wireless data communication module, a processing module, a narrowband internet of things communication module and a storage module, where the wireless data communication module, the processing module, the narrowband internet of things communication module and the storage module are respectively connected with the power module, the edge computing gateway receives data collected by a data collection terminal through a narrowband wireless remote transmission technology, and transmits the data to a remote monitoring center through a wireless network after processing, summarizing and encryption, the edge computing gateway and the data collection terminal are encrypted and transmitted through a bidirectional AES128, and the edge computing gateway further includes an active data polling mechanism and an offline monitoring mechanism.
However, the above prior art solutions have the following drawbacks: along with the popularization of distributed power sources and electric automobile charging piles, the frequency band of the narrow-band internet of things cannot meet the requirement of actual communication quality.
Disclosure of Invention
The invention provides an intelligent gateway system for low-voltage Internet of things edge computing and a communication method, which solve the technical problem that the existing communication frequency band is difficult to meet the actual communication quality requirement.
In view of the above, a first aspect of the present invention provides a low-voltage intelligent gateway system for computing an edge of an internet of things, including: the edge calculation module is installed on a user side, the user side is in communication connection with a transformer in a station area to which the user side belongs, a concentrator is arranged in the transformer, the concentrator is in communication connection with the edge calculation module through a transformer carrier channel, the edge calculation module is in communication connection with the concentrator through a user side carrier channel, the transformer carrier channel and the user side carrier channel are full-band carrier communication, the edge calculation module is used for layering the transformer carrier channel and the user side carrier channel, so that the transformer carrier channel and the user side carrier channel are divided into sub-channels of a plurality of different frequency bands respectively, and the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched.
Preferably, a first OFDM modulation module and a second OFDM modulation module are respectively disposed in the edge calculation module and the concentrator, where the first OFDM modulation module is configured to encode a first carrier signal sent by the edge calculation module to the concentrator, and is further configured to decode a second carrier signal sent by the concentrator to the edge calculation module; the second OFDM modulation module is configured to encode the second carrier signal sent by the concentrator to the edge calculation module, and is further configured to decode the first carrier signal sent by the edge calculation module to the concentrator, where the first carrier signal and the second carrier signal are both encoded by using an LDPC code.
Preferably, a data acquisition module, a data analysis module, a data storage module and a data transmission module are arranged in the edge calculation module;
the data acquisition module is in communication connection with the equipment terminal at the user side, and is used for acquiring terminal information of the equipment terminal at the user side, wherein the terminal information comprises information on the connection relationship between the terminal and the edge calculation module, the equipment type, the power consumption requirement and the access quantity change of the terminal along with time, and is also used for sending the terminal information to the data analysis module;
the data analysis module is used for constructing a topological connection relation model based on the terminal information, predicting the power consumption peak-valley time period of the user side according to the topological connection relation model, and respectively sending the power consumption peak-valley time period to the data storage module and the data transmission module;
the data storage module is used for storing the power consumption peak-valley time period;
the data transmission module is used for sending the power consumption peak-valley time period to the concentrator;
the concentrator is further used for regulating and controlling a power output rule of the transformer to the user side according to the power consumption peak-valley time period, wherein the power output rule comprises that the user side is output with maximum rated power in the power consumption peak-valley time period.
Preferably, the data transmission module is further configured to send the power consumption peak-valley period to the data acquisition module;
the data acquisition module is also used for setting acquisition frequency according to the power consumption peak-valley time period so as to acquire data in the power consumption peak-valley time period.
In a second aspect, the present invention further provides a communication method based on the foregoing low-voltage internet of things edge computing intelligent gateway system, including the following steps:
installing an edge computing module on a user side, wherein the user side is in communication connection with a transformer in a station area to which the user side belongs;
a concentrator arranged in a transformer is in communication connection with an edge calculation module through a transformer carrier channel, the edge calculation module is in communication connection with the concentrator through a user side carrier channel, and the transformer carrier channel and the user side carrier channel are both in full-band carrier communication;
the transformer carrier channel and the user side carrier channel are layered through the edge calculation module, so that the transformer carrier channel and the user side carrier channel are divided into a plurality of sub-channels with different frequency bands respectively, and the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched.
Preferably, the method further comprises:
acquiring terminal information of the equipment terminal at the user side, wherein the terminal information comprises the connection relation between the terminal and the edge calculation module, the equipment type, the power consumption requirement and the access quantity change information of the terminal along with the time;
constructing a topological connection relation model based on the terminal information, predicting the power consumption peak-valley time period of the user side according to the topological connection relation model, storing the power consumption peak-valley time period, and sending the power consumption peak-valley time period to the concentrator;
and regulating and controlling a power output rule of the transformer to the user side through the concentrator according to the power consumption peak-valley time period, wherein the power output rule comprises that the user side is output with maximum rated power in the power consumption peak-valley time period.
Preferably, the method further comprises:
and setting the frequency of acquiring the terminal information of the equipment terminal at the user side according to the power consumption peak-valley time period so as to acquire data in the power consumption peak-valley time period.
According to the technical scheme, the invention has the following advantages:
according to the invention, the edge calculation module is arranged at the user side end, so that the edge calculation can be directly carried out at the user side without being transmitted to a transformer for processing, and thus the data processing speed is increased. Meanwhile, the transformer carrier channel and the user side carrier channel are layered through the edge calculation module, so that the transformer carrier channel and the user side carrier channel are divided into a plurality of sub-channels with different frequency bands respectively, the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched, the frequency bands used by the transformer carrier channel and the user side carrier channel are different, low-frequency interference signals cannot affect effective carrier signals to be transmitted, interference on carrier communication is reduced, and communication quality is improved. Meanwhile, the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched, so that the interference between the sub-channels corresponding to the transformer carrier channel and the user side carrier channel and the signal distortion can be reduced, and the information transmission efficiency and the reliability of carrier communication are improved.
Drawings
Fig. 1 is a schematic structural diagram of an intelligent gateway system for low-voltage internet of things edge computing according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an edge calculation module according to an embodiment of the present invention;
fig. 3 is a flowchart of a communication method of an intelligent gateway system based on low-voltage internet of things edge computing according to an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
For convenience of understanding, referring to fig. 1, the low voltage intelligent gateway system for computing an edge of an internet of things provided by the present invention includes: the edge calculation module 100 is installed on a user side 10, the user side 10 is in communication connection with a transformer 20 in a station zone to which the user side 10 belongs, a concentrator 200 is arranged in the transformer 20, the concentrator 200 is in communication connection with the edge calculation module 100 through a carrier channel of the transformer 20, the edge calculation module 100 is in communication connection with the concentrator 200 through a carrier channel of the user side, the carrier channel of the transformer and the carrier channel of the user side are all-band carrier communication, the edge calculation module 100 is used for layering the carrier channel of the transformer and the carrier channel of the user side, so that the carrier channel of the transformer and the carrier channel of the user side are respectively divided into a plurality of sub-channels of different bands, and the frequency bands of the sub-channels respectively corresponding to the carrier channel of the transformer and the carrier channel of the user side are not matched.
In a general example, a transformer 20 and a plurality of user sides 10 are disposed in a district, the transformer 20 is connected to the plurality of user sides 10 through a power line, and the concentrator 200 can regulate and control the power balance of the plurality of users, recognize and process the demands of the users, and shut down when a fault occurs. Further, the user side 10 is connected with a distributed power source, a charging pile, a home appliance, and an electricity meter.
Wherein, the edge calculation mould is provided with high frequency carrier chip, and high frequency carrier chip is used for realizing full frequency channel carrier communication, and full frequency channel carrier communication has combined broadband PLC, narrow band PLC, strides frequency band PLC and power line power frequency communication, sets up the utilization efficiency that full frequency channel carrier communication can effectively improve the spectrum.
In this embodiment, by disposing the edge calculating module 100 at the user side 10, the edge calculating module can directly perform edge calculation at the user side 10 without being transmitted to the transformer 20 for processing, thereby providing a data processing speed, and meanwhile, the edge calculating module 100 and the concentrator 200 perform bidirectional transmission through two dedicated channels, wherein the concentrator 200 sends a carrier signal to the edge calculating module 100 through a transformer carrier channel, and the edge calculating module 100 sends a carrier signal to the concentrator 200 through the user side carrier channel, thereby separating the carrier signals in two directions, and thereby reducing signal interference.
Meanwhile, the transformer carrier channel and the user side carrier channel are layered through the edge calculation module 100, so that the transformer carrier channel and the user side carrier channel are respectively divided into a plurality of sub-channels with different frequency bands, the layered frequency band threshold value of the sub-channels can be self-defined, and at least a high-frequency band channel and a low-frequency band channel can be obtained after layering. Meanwhile, the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched, so that the frequency bands used by the transformer carrier channel and the user side carrier channel are different, interference between the sub-channels corresponding to the transformer carrier channel and the user side carrier channel and signal distortion can be reduced, and the information transmission efficiency and reliability of carrier communication are improved.
In a specific embodiment, a first OFDM modulation module and a second OFDM modulation module are respectively disposed in the edge calculation module and the concentrator, where the first OFDM modulation module is configured to encode a first carrier signal sent by the edge calculation module to the concentrator, and is further configured to decode a second carrier signal sent by the concentrator to the edge calculation module; the second OFDM modulation module is used for coding a second carrier signal sent by the concentrator to the edge calculation module and decoding a first carrier signal sent by the edge calculation module to the concentrator, and the first carrier signal and the second carrier signal are coded by adopting LDPC codes.
It should be noted that, an LDPC code is a common code in the field of communications technology, and because the LDPC code has a good error correction capability, and sub-channel through-channel signals after encoding are reduced, interference between sub-channels can be reduced. In the embodiment, the OFDM modulation adopts LDPC coding, which can reduce interference between sub-channels of the carrier communication channel and improve information transmission efficiency and reliability of carrier communication.
In a specific embodiment, as shown in fig. 2, a data acquisition module 101, a data analysis module 102, a data storage module 103 and a data transmission module 104 are disposed in the edge calculation module;
the data acquisition module 101 is in communication connection with an equipment terminal at a user side, and is used for acquiring terminal information of the equipment terminal at the user side, wherein the terminal information comprises information on connection relation between the terminal and the edge calculation module, equipment type, power consumption demand and access quantity change of the terminal along with time, and is also used for sending the terminal information to the data analysis module 102;
it should be noted that the data acquisition module 101 is in communication connection with a device terminal on the user side. The equipment terminals of the user side are different in corresponding connection relation, equipment type and power consumption requirements such as a distributed power supply, a charging pile, a household appliance and an electric meter, wherein the equipment type can be identified through a factory-set number, the corresponding power consumption requirements are obtained through rated maximum power, meanwhile, the access quantity change information of the terminals along with time is judged according to the current conduction relation between the equipment terminals and a transformer, and the access quantity change information of the terminals along with time is regular along with the change of time, such as access and output information of the distributed power supply, switching information of an intelligent charging pile and power consumption information of the household appliance.
The data analysis module 102 is configured to construct a topological connection relation model based on the terminal information, predict a power consumption peak-valley time period of the user side according to the topological connection relation model, and respectively send the power consumption peak-valley time period to the data storage module 103 and the data transmission module 104;
it should be noted that the topology connection relationship model includes the connection relationship between the terminal and the edge calculation module, the device type, the power consumption requirement, and the change information of the access number of the terminal with time, so that the power consumption peak-valley period can be summarized through the topology connection relationship model, where the power consumption peak-valley period is a time window in which the number of the power consumption terminals is the largest and the power consumption requirement is the largest.
The data storage module 103 is used for storing the peak-valley period of power consumption;
the data transmission module 104 is configured to send the power consumption peak-valley period to the concentrator;
the concentrator is also used for regulating and controlling a power output rule of the transformer to the user side according to the power consumption peak-valley time period, wherein the power output rule comprises that the user side is output with the maximum rated power in the power consumption peak-valley time period.
It should be noted that, when the power demand of the user side is at the peak of non-power consumption, the plugging and unplugging rule is stable, which can reduce the power output to the user side and also reduce the channel allocation.
In a specific embodiment, the data transmission module 104 is further configured to send the peak-valley period of power consumption to the data collection module 101;
the data acquisition module 101 is further configured to set an acquisition frequency according to the peak-valley period of power consumption, so that the data acquisition is performed during the peak-valley period of power consumption.
Wherein, data acquisition module 101 can carry out the corresponding data of fixed collection in the power consumption peak valley period to make data acquisition module 101 update the frequency and the mode of gathering data, help the energy saving, improve data acquisition's efficiency.
It should be noted that, when the service requirements of some devices are not changed and the plugging and unplugging rules are stable, the monitoring frequency can be reduced, the channel allocation can be reduced, and the communication signals can be allocated to the devices with frequent changes.
The foregoing is a detailed description of an embodiment of the low-voltage intelligent gateway system for computing an edge of an internet of things provided by the present invention, and the following is a detailed description of an embodiment of a communication method based on the foregoing low-voltage intelligent gateway system for computing an edge of an internet of things provided by the present invention.
For convenience of understanding, please refer to fig. 3, the communication method of the intelligent gateway system based on the low voltage internet of things edge computing provided by the present invention includes the following steps:
s100, installing an edge computing module at a user side, wherein the user side is in communication connection with a transformer in a station area to which the user side belongs;
s200, a concentrator arranged in the transformer is in communication connection with an edge calculation module through a transformer carrier channel, the edge calculation module is in communication connection with the concentrator through a user side carrier channel, and the transformer carrier channel and the user side carrier channel are both in full-band carrier communication;
s300, layering the transformer carrier channel and the user side carrier channel through an edge calculation module, so that the transformer carrier channel and the user side carrier channel are divided into a plurality of sub-channels with different frequency bands respectively, and the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched.
In a specific embodiment, the method further comprises the following steps:
acquiring terminal information of a device terminal at a user side, wherein the terminal information comprises the connection relation between the terminal and an edge calculation module, the device type, the power consumption requirement and the access quantity change information of the terminal along with time;
constructing a topological connection relation model based on the terminal information, predicting the power consumption peak valley time period of the user side according to the topological connection relation model, storing the power consumption peak valley time period, and sending the power consumption peak valley time period to the concentrator;
and regulating a power output rule of the transformer to the user side through the concentrator according to the power consumption peak-valley time period, wherein the power output rule comprises that the user side is output with the maximum rated power in the power consumption peak-valley time period.
In a specific embodiment, the method further comprises the following steps:
and setting the frequency of acquiring the terminal information of the equipment terminal at the user side according to the power consumption peak-valley time period so as to acquire data in the power consumption peak-valley time period.
It can be clearly understood by those skilled in the art that, for convenience and simplicity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In this embodiment, the edge calculation module is disposed at the user side end, so that edge calculation can be directly performed at the user side without transmission to a transformer for processing, thereby providing a data processing speed, and meanwhile, bidirectional transmission is performed between the edge calculation module and the concentrator through two dedicated channels, wherein the concentrator sends a carrier signal to the edge calculation module through a transformer carrier channel, and the edge calculation module sends a carrier signal to the concentrator through the user side carrier channel, thereby separating the carrier signals in two directions, and thereby reducing signal interference.
Meanwhile, the transformer carrier channel and the user side carrier channel are layered through the edge calculation module, so that the transformer carrier channel and the user side carrier channel are divided into a plurality of sub-channels with different frequency bands respectively, the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched, the frequency bands used by the transformer carrier channel and the user side carrier channel are different, in a general example, the frequency band of the user side is higher, layering is realized by frequency division, after the frequency bands are layered, low-frequency interference signals caused to the environment are transmitted through the low-frequency communication channel, effective carrier signals can be transmitted through the high-frequency communication channel, and therefore the low-frequency interference signals cannot influence the effective carrier signals to be transmitted, interference on carrier communication is reduced, and communication quality is improved. Meanwhile, the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched, so that the interference between the sub-channels corresponding to the transformer carrier channel and the user side carrier channel and the signal distortion can be reduced, and the information transmission efficiency and the reliability of carrier communication are improved.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a unit is only a 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. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a low pressure thing networking edge calculates intelligent gateway system which characterized in that includes: the edge calculation module is installed on a user side, the user side is in communication connection with a transformer in a station area to which the user side belongs, a concentrator is arranged in the transformer, the concentrator is in communication connection with the edge calculation module through a transformer carrier channel, the edge calculation module is in communication connection with the concentrator through a user side carrier channel, the transformer carrier channel and the user side carrier channel are full-band carrier communication, the edge calculation module is used for layering the transformer carrier channel and the user side carrier channel, so that the transformer carrier channel and the user side carrier channel are divided into sub-channels of a plurality of different frequency bands respectively, and the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched.
2. The intelligent gateway system for low-voltage internet of things edge computing according to claim 1, wherein a first OFDM modulation module and a second OFDM modulation module are respectively disposed in the edge computing module and the concentrator, and the first OFDM modulation module is configured to encode a first carrier signal sent by the edge computing module to the concentrator and is further configured to decode a second carrier signal sent by the concentrator to the edge computing module; the second OFDM modulation module is configured to encode the second carrier signal sent by the concentrator to the edge calculation module, and is further configured to decode the first carrier signal sent by the edge calculation module to the concentrator, where both the first carrier signal and the second carrier signal are encoded by using an LDPC code.
3. The low-voltage Internet of things edge computing intelligent gateway system according to claim 1, wherein a data acquisition module, a data analysis module, a data storage module and a data transmission module are arranged in the edge computing module;
the data acquisition module is in communication connection with the equipment terminal of the user side, and is used for acquiring terminal information of the equipment terminal of the user side, wherein the terminal information comprises information on connection relation between the terminal and the edge calculation module, equipment type, power consumption demand and access quantity change of the terminal along with time, and is also used for sending the terminal information to the data analysis module;
the data analysis module is used for constructing a topological connection relation model based on the terminal information, predicting the power consumption peak-valley time period of the user side according to the topological connection relation model, and respectively sending the power consumption peak-valley time period to the data storage module and the data transmission module;
the data storage module is used for storing the power consumption peak-valley time period;
the data transmission module is used for sending the power consumption peak-valley time period to the concentrator;
the concentrator is further used for regulating and controlling a power output rule of the transformer to the user side according to the power consumption peak-valley time period, wherein the power output rule comprises that the user side is output with maximum rated power in the power consumption peak-valley time period.
4. The low-voltage internet of things edge computing intelligent gateway system according to claim 3, wherein the data transmission module is further configured to send the power consumption peak-valley period to the data acquisition module;
the data acquisition module is also used for setting acquisition frequency according to the power consumption peak-valley time period so as to acquire data in the power consumption peak-valley time period.
5. A communication method of a low-voltage IOT edge computing intelligent gateway system based on any one of claims 1 to 4 is characterized by comprising the following steps:
installing an edge computing module on a user side, wherein the user side is in communication connection with a transformer in a station area to which the user side belongs;
a concentrator arranged in a transformer is in communication connection with an edge computing module through a transformer carrier channel, the edge computing module is in communication connection with the concentrator through a user side carrier channel, and the transformer carrier channel and the user side carrier channel are both in full-band carrier communication;
the transformer carrier channel and the user side carrier channel are layered through the edge calculation module, so that the transformer carrier channel and the user side carrier channel are divided into a plurality of sub-channels with different frequency bands respectively, and the frequency bands of the sub-channels corresponding to the transformer carrier channel and the user side carrier channel are not matched.
6. The communication method according to claim 5, further comprising:
acquiring terminal information of the equipment terminal at the user side, wherein the terminal information comprises the connection relation between the terminal and the edge calculation module, the equipment type, the power consumption requirement and the access quantity change information of the terminal along with the time;
constructing a topological connection relation model based on the terminal information, predicting the power consumption peak-valley time period of the user side according to the topological connection relation model, storing the power consumption peak-valley time period, and sending the power consumption peak-valley time period to the concentrator;
and regulating and controlling a power output rule of the transformer to the user side through the concentrator according to the power consumption peak-valley time period, wherein the power output rule comprises that the user side is output with maximum rated power in the power consumption peak-valley time period.
7. The communication method according to claim 6, further comprising:
and setting the frequency of acquiring the terminal information of the equipment terminal at the user side according to the power consumption peak-valley time period so as to enable an edge calculation module to acquire data in the power consumption peak-valley time period.
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