WO2020073704A1 - 一种电表模块设备及其使用方法 - Google Patents

一种电表模块设备及其使用方法 Download PDF

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Publication number
WO2020073704A1
WO2020073704A1 PCT/CN2019/095650 CN2019095650W WO2020073704A1 WO 2020073704 A1 WO2020073704 A1 WO 2020073704A1 CN 2019095650 W CN2019095650 W CN 2019095650W WO 2020073704 A1 WO2020073704 A1 WO 2020073704A1
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WIPO (PCT)
Prior art keywords
dual
smart meter
communication
power line
mode
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PCT/CN2019/095650
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English (en)
French (fr)
Inventor
王祥
那辰星
毛珊珊
冯少力
刘庆扬
陆欣
武占侠
孙丽莉
王春
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深圳市国电科技通信有限公司
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Publication of WO2020073704A1 publication Critical patent/WO2020073704A1/zh

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/544—Setting up communications; Call and signalling arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • 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
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • This application relates to the technical field of electric power equipment, in particular to an electric meter module equipment and a method of using the same.
  • the existing domestic power user meter reading systems mostly use RS-485 wiring, power line carrier or wireless and other single communication methods in the local communication method from the meter or the collection terminal to the meter reading concentrator.
  • the construction volume of the RS-485 wiring scheme is too large to facilitate large-scale implementation.
  • the power line carrier scheme is affected by the load characteristics of the power line, and the signal attenuation after the transformer is too large, causing the communication channel to be unstable and reliable.
  • the wireless communication scheme is affected by the spatial layout
  • the signal is susceptible to interference from space electromagnetic fields. Their common shortcoming is that the communication method of the network is too simple. When the communication signal cannot be networked due to the influence of the environment, additional signal relay equipment needs to be selected for additional sites, which increases the engineering cost. With difficulty.
  • the embodiments of the present application are expected to provide an electric meter module device and a method of using the same.
  • An embodiment of the present application provides an electricity meter module device, including a main station, one end of the main station is connected to a power line communication concentrator, and the bottom end of the power line communication concentrator is connected to a first dual-mode communication smart meter through a power line. Both ends of the first dual-mode communication smart meter are connected with a power line communication smart meter through a power line, the bottom of the first dual-mode communication smart meter is connected with a second dual-mode communication smart meter through a wireless relay, and the main A wireless communication concentrator is connected to the other end of the station. The first end of the wireless communication concentrator is provided with a first dual-mode communication smart meter. Both sides of the first dual-mode communication smart meter are connected with a wireless communication smart meter. A second dual-mode communication smart meter is connected to the bottom of the first dual-mode communication smart meter through a power line relay.
  • both ends of the second dual-mode communication smart meter are connected with a first power line communication smart meter and a second power line communication smart meter through power lines, respectively.
  • a first wireless communication smart meter and a second wireless communication smart meter are provided at both ends of the second dual-mode communication smart meter respectively.
  • An embodiment of the present application also provides a method of using an electricity meter module device, which is applied to the electricity meter module device of the embodiment of the present application; the method includes the following steps:
  • the first dual-mode communication smart meter sends a network access request to the power line communication concentrator in the form of power line communication. Based on the fact that the power line communication concentrator is a power line communication method, the power line communication concentrator sends the first dual-mode communication intelligence The electric meter returns to the network to confirm that the first dual-mode communication smart electric meter is successfully connected to the network;
  • the second dual-mode communication smart meter sends a network access request to the first dual-mode communication smart meter in the form of power line communication, and based on the situation where the power line communication is blocked, the network access request times out without a response, and the second dual-mode communication smart meter
  • the first dual-mode communication smart meter uses a power line communication method to forward the network access request to the power line communication concentrator, and the power line communication concentrator Return a network access confirmation to the first dual-mode communication smart meter using power line communication
  • the first dual-mode communication smart meter uses wireless communication to forward the network access confirmation to the second dual-mode communication smart meter, the The second dual-mode communication smart meter is successfully connected to the network;
  • the second dual-mode communication smart meter communicates with the second power line communication smart meter using power line communication.
  • the second power line communication smart meter sends a network access request to the second dual-mode communication smart meter.
  • the second The dual-mode communication smart meter forwards the network access request to the power line communication concentrator through the first dual-mode communication smart meter, and the power line communication concentrator uses the first dual-mode communication smart meter and the second dual-mode
  • the communication smart electric meter forwards the network access confirmation to the second power line communication smart electric meter, and the second power line communication smart electric meter successfully enters the network;
  • the power line communication concentrator After the first dual-mode communication smart meter, the second dual-mode communication smart meter and the second power line communication smart meter are successfully connected to the network, the power line communication concentrator establishes a routing table and communicates according to the routing table .
  • An embodiment of the present application also provides a method of using an electricity meter module device, which is applied to the electricity meter module device of the embodiment of the present application; the method includes the following steps:
  • the first dual-mode communication smart meter sends a network access request to the wireless communication concentrator in the form of power line communication, and based on the case where the wireless communication concentrator is in the wireless communication mode, the network access request times out without a response; the first dual-mode communication The smart meter sends a network access request to the wireless communication concentrator in a wireless communication manner, the wireless communication concentrator returns a network access confirmation to the first dual-mode communication smart meter, and the first dual-mode communication smart meter is successfully connected to the network;
  • the second dual-mode communication smart meter uses a power line communication method to send a network access request to the first dual-mode communication smart meter, and the first dual-mode communication smart meter obtains the network access request of the second dual-mode communication smart meter and then uses The method of wireless communication forwards the network access request to a wireless communication concentrator, the wireless communication concentrator uses a wireless communication method to return a network access confirmation to the first dual-mode communication smart meter, and the first dual-mode communication smart meter uses The power line communication method forwards the network access confirmation to the second dual-mode communication smart meter, and the second dual-mode communication smart meter is successfully connected to the network;
  • the second dual-mode communication smart meter communicates with the second wireless communication smart meter using wireless communication.
  • the second wireless communication smart meter sends a network access request to the second dual-mode communication smart meter.
  • the second The dual-mode communication smart meter forwards the network access request to the wireless communication concentrator through the first dual-mode communication smart meter, and the wireless communication concentrator uses the first dual-mode communication smart meter and the second The dual-mode communication smart meter returns the network access confirmation to the second wireless communication smart meter, and the second wireless communication smart meter is successfully connected to the network;
  • the wireless communication concentrator Based on the successful connection of the first dual-mode communication smart meter, the second dual-mode communication smart meter, and the second wireless communication smart meter, the wireless communication concentrator establishes a routing table and communicates according to the routing table.
  • the power line communication module adopts advanced orthogonal frequency division multiplexing (OFDM, Orthogonal Frequency Division Multiplexing) communication coding technology
  • OFDM Orthogonal Frequency Division Multiplexing
  • the broadband communication of the power line communication module occupies frequency bandwidth
  • the data transmission rate is high
  • the data capacity Large, two-way transmission, using the most extensive power line as a carrier for high-speed data communication, without the need to lay additional communication lines, which can save network construction investment to a large extent.
  • the wireless communication module uses spread-spectrum wireless technology, which has long distance and low power. It has the characteristics of power consumption, multi-nodes and low cost, and works in the Sub-1GHz free frequency band, which is easy to construct and deploy.
  • the power line and wireless dual-mode communication module combine HPLC and spread spectrum wireless technology into one device to make it work It cooperates and complements each other, and exerts its own advantages when communicating.
  • Power line and wireless dual-mode communication modules combine power line and spread spectrum wireless technologies, and are divided into power line communication units and spread spectrum wireless communication units.
  • switch to wireless As a communication relay when the communication between the wireless units is blocked due to environmental impact, the power line unit is used as the communication relay, which overcomes the shortcomings of the communication that is easily affected by the environment when each single communication mode is networked, and increases the network coverage , Easy installation and good adaptability, it can be seen that the invention has practical functions and is suitable for being widely promoted.
  • FIG. 1 is a schematic diagram of the overall structure of an electric meter module device according to an embodiment of the present application.
  • FIG. 2 is a schematic structural diagram of a power line communication concentrator in an electricity meter module device according to an embodiment of the present application
  • FIG. 3 is a schematic structural diagram of a second dual-mode communication smart electric meter in the electric meter module device according to an embodiment of the present application
  • FIG. 4 is a schematic structural diagram of a work flow of a power line communication concentrator in an electricity meter module device according to an embodiment of the present application
  • FIG. 5 is a schematic structural diagram of a wireless communication concentrator in an electricity meter module device according to an embodiment of the present application
  • FIG. 6 is a schematic structural diagram of a second dual-mode communication smart electric meter in the electric meter module device according to an embodiment of the present application
  • FIG. 7 is a schematic structural diagram of a work flow of a wireless communication concentrator in an electricity meter module device according to an embodiment of the present application
  • FIG. 8 is a schematic diagram of the internal working principle of the power line communication concentrator and the wireless communication concentrator in the electricity meter module device of the embodiment of the present application.
  • an embodiment of the present application provides an electricity meter module device, including a main station 3, an end of the main station 3 is connected to a power line communication concentrator 1, and a bottom end of the power line communication concentrator 1
  • the first dual-mode communication smart meter 6 is connected through the power line 7, and both ends of the first dual-mode communication smart meter 6 are connected through the power line 7 to the power line communication smart meter 2, the bottom of the first dual-mode communication smart meter 6
  • a second dual-mode communication smart meter 13 is connected to the terminal through a wireless relay 8, a wireless communication concentrator 4 is connected to the other end of the master station 3, and a first dual-mode communication is provided at the bottom of the wireless communication concentrator 4 Smart meter 6, a wireless communication smart meter 5 is connected to both sides of the first dual-mode communication smart meter 6, a bottom end of the first dual-mode communication smart meter 6 is connected to a second dual-mode communication through a power line relay 9 Smart Meter 13.
  • both ends of the second dual-mode communication smart meter 13 are connected to the first power line communication smart meter 10 and the second power line communication smart meter 11 through the power line 7 respectively.
  • a first wireless communication smart meter 12 and a second wireless communication smart meter 14 are provided at both ends of the second dual-mode communication smart meter 13 respectively.
  • an embodiment of the present application also provides a method for using the electricity meter module device, including the following steps:
  • the first dual-mode communication smart meter 6 communicates with the power line communication concentrator 1 by means of power line communication.
  • the first dual-mode communication smart meter 6 sends a network access request to the power line communication concentrator 1 and the power line communication concentrator 1 sends the first dual mode
  • the communication smart meter 6 returns to the network confirmation, and the first dual-mode communication smart meter 6 is successfully connected to the network;
  • the second dual-mode communication smart meter 13 Since the default communication method of the second dual-mode communication smart meter 13 is power line communication, the second dual-mode communication smart meter 13 first sends a network access request to the first dual-mode communication smart meter 6 by means of power line communication, but due to power line communication being blocked, If the network access request times out and there is no response, the second dual-mode communication smart meter 13 then sends a network access request to the first dual-mode communication smart meter 6 using wireless communication, and the first dual-mode communication smart meter 6 obtains the second dual-mode communication smart meter 13 After the network access request, the power line communication method is used to forward the network access request to the power line communication concentrator 1.
  • the power line communication concentrator 1 then uses the power line communication method to return the network access confirmation to the first dual-mode communication smart meter 6, the first double
  • the analog communication smart meter 6 uses wireless communication to forward the network access confirmation to the second dual-mode communication smart meter 13, and the second dual-mode communication smart meter 13 is successfully connected to the network;
  • the second dual-mode communication smart meter 13 communicates with the second power-line communication smart meter 11 using power line communication.
  • the second power-line communication smart meter 11 sends a network access request to the second dual-mode communication smart meter 13, and the second dual-mode communication smart meter
  • the electric meter 13 forwards the network access request to the power line communication concentrator 1 through the first dual-mode communication smart meter 6, and the power line communication concentrator 1 passes the first dual-mode communication smart meter 6 and the second dual-mode communication smart meter 13
  • the network access confirmation is forwarded to the second power line communication smart meter 11 and the second power line communication smart meter 11 is successfully connected to the network;
  • the power line communication concentrator 1 Based on the first dual-mode communication smart meter 6, the second dual-mode communication smart meter 13 and the second power line communication smart meter 11 successfully connected to the network, the power line communication concentrator 1 establishes a routing table. The communication process during networking is to communicate with the corresponding meter.
  • an embodiment of the present application also provides a method for using the electricity meter module device, including the following steps:
  • the first dual-mode communication smart meter 6 Since the default communication method of the first dual-mode communication smart meter 6 is power line communication, the first dual-mode communication smart meter 6 first sends a network access request to the wireless communication concentrator 4 by means of power line communication, but because the wireless communication concentrator 4 is wireless Communication method, the network access request times out without response, and then the first dual-mode communication smart meter 6 then uses wireless communication to send a network access request to the wireless communication concentrator 4 and the wireless communication concentrator 4 sends the first dual-mode communication intelligence The meter 6 returns to the network confirmation, and the first dual-mode communication smart meter 6 is successfully connected to the network;
  • the first dual-mode communication smart meter 6 communicates with the second dual-mode communication smart meter 13 using power line communication, and the second dual-mode communication smart meter 13 sends a network access request to the first dual-mode communication smart meter 6 using power line communication.
  • the network access request is forwarded to the wireless communication concentrator 4 using wireless communication, and the wireless communication concentrator 4 then Use wireless communication to return the network access confirmation to the first dual-mode communication smart meter 6, the first dual-mode communication smart meter 6 forwards the network access confirmation to the second dual-mode communication smart meter 13 using the power line communication method, and the second dual-mode communication Smart meter 13 is successfully connected to the network;
  • the second dual-mode communication smart meter 13 communicates with the second wireless communication smart meter 14 using wireless communication.
  • the second wireless communication smart meter 14 sends a network access request to the second dual-mode communication smart meter 13, and the second dual-mode communication smart meter
  • the electric meter 13 forwards the network access request to the wireless communication concentrator 4 through the first dual-mode communication smart meter 6, and the wireless communication concentrator 4 passes the first dual-mode communication smart meter 6 and the second dual-mode communication smart meter 13
  • the second wireless communication smart meter 14 is successfully connected to the network;
  • the wireless communication concentrator 4 Based on the successful connection of the first dual-mode communication smart meter 6, the second dual-mode communication smart meter 13 and the second wireless communication smart meter 14, the wireless communication concentrator 4 establishes a routing table. The communication process during networking is to communicate with the corresponding meter.
  • An embodiment of the present application provides an electricity meter module device.
  • the electricity meter module device includes a master station 3, and one end of the master station 3 is connected to a power line communication concentrator 1, the power line The bottom end of the communication concentrator 1 is connected to the first dual-mode communication smart meter 6 through the power line 7. Both ends of the first dual-mode communication smart meter 6 are connected to the power line communication smart meter 2 through the power line 7.
  • the bottom end of the analog communication smart meter 6 is connected to the second dual-mode communication smart meter 13 through the wireless relay 8, the other end of the master station 3 is connected to the wireless communication concentrator 4, the bottom end of the wireless communication concentrator 4
  • a first dual-mode communication smart meter 6 is provided, and wireless communication smart meters 5 are connected to both sides of the first dual-mode communication smart meter 6, and a bottom end of the first dual-mode communication smart meter 6 is relayed through a power line 9
  • the second dual-mode communication smart meter 13 is connected, and both ends of the second dual-mode communication smart meter 13 are connected to the first power line communication smart meter 10 and the second power line communication smart meter 11 through the power line 7 respectively.
  • the usage method of the meter module device includes:
  • Step 101 The first dual-mode communication smart meter 6 communicates with the power line communication concentrator 1 using power line communication.
  • the first dual-mode communication smart meter 6 requests network access from the power line communication concentrator 1 (PL request network access), and the power line communication is concentrated
  • the device 1 returns a network access confirmation (PL network access confirmation) to the first dual-mode communication smart meter 6, and the first dual-mode communication smart meter 6 is successfully connected to the network;
  • Step 102 Since the default communication mode of the second dual-mode communication smart meter 13 is power line communication, the second dual-mode communication smart meter 13 first sends a network access request (PL request to access the network) to the first dual-mode communication smart meter 6 through power line communication ), But because the power line communication is blocked, the network access request times out without response (over-time no response); then the second dual-mode communication smart meter 13 then uses wireless communication to send a network access request to the first dual-mode communication smart meter 6 (WL request to access the network ), The first dual-mode communication smart meter 6 obtains the network access request of the second dual-mode communication smart meter 13 and forwards it to the power line communication concentrator 1 by means of power line communication (PL request network access), and the power line communication concentrator 1 uses the power line again
  • the communication method returns the network access confirmation (PL network access confirmation) to the first dual-mode communication smart meter 6; after the first dual-mode communication smart meter 6 is received, it is forwarded to the second dual-mode communication smart meter 13
  • Step 103 The second dual-mode communication smart meter 13 communicates with the second power line communication smart meter 11 using power line communication, and the second power line communication smart meter 11 sends the network access to the second dual-mode communication smart meter 13 through the power line communication Request (PL request network access); the second dual-mode communication smart meter 13 forwards the network access request (WL request network access) to the first dual-mode communication smart meter 6 using wireless communication, and the first dual-mode communication smart meter 6 acquires the second dual-mode After the network access request of the smart meter 13 is communicated, the network access request is forwarded to the power line communication concentrator 1 (PL request network access) using the power line communication, and the power line communication concentrator 1 returns to the network using the power line communication method to the first dual-mode communication smart meter 6 Confirmation (PL network access confirmation), the first dual-mode communication smart meter 6 is forwarded to the second dual-mode communication smart meter 13 after wireless reception (WL network confirmation), the second dual-mode communication smart meter 13 communicates through the power line Way to forward
  • the power line communication concentrator 1 establishes a routing table, and communicates with each electric meter according to the routing table, such as the communication process when networking.
  • an embodiment of the present application provides an electric meter module device.
  • the electric meter module device includes a main station 3, and one end of the main station 3 is connected to a power line communication concentrator 1, the power line The bottom end of the communication concentrator 1 is connected to the first dual-mode communication smart meter 6 through the power line 7. Both ends of the first dual-mode communication smart meter 6 are connected to the power line communication smart meter 2 through the power line 7.
  • the bottom end of the analog communication smart meter 6 is connected to the second dual-mode communication smart meter 13 through the wireless relay 8, the other end of the master station 3 is connected to the wireless communication concentrator 4, the bottom end of the wireless communication concentrator 4
  • a first dual-mode communication smart meter 6 is provided, and wireless communication smart meters 5 are connected to both sides of the first dual-mode communication smart meter 6, and a bottom end of the first dual-mode communication smart meter 6 is relayed through a power line 9
  • the second dual-mode communication smart meter 13 is connected.
  • the usage method of the meter module device includes:
  • Step 201 since the default communication mode of the first dual-mode communication smart meter 6 is power line communication, the first dual-mode communication smart meter 6 first sends a network access request (PL request access to the network) to the wireless communication concentrator 4 by power line communication. Because the wireless communication concentrator 4 is a wireless communication method, there is no response to the network access request timeout (timeout no response), and then the first dual-mode communication smart meter 6 uses the wireless communication method to send a network access request to the wireless communication concentrator 4 (WL request to access the network ), The wireless communication concentrator 4 returns a network access confirmation (WL network access confirmation) to the first dual-mode communication smart meter 6, and the first dual-mode communication smart meter 6 is successfully connected to the network;
  • Step 202 The first dual-mode communication smart meter 6 communicates with the second dual-mode communication smart meter 13 using power line communication, and the second dual-mode communication smart meter 13 sends out to the first dual-mode communication smart meter 6 using power line communication Network access request (PL request network access), the first dual-mode communication smart meter 6 acquires the network access request of the second dual-mode communication smart meter 13 through power line communication, and then uses wireless communication to forward the network access request to the wireless communication center 4 (WL request for network access), the wireless communication concentrator 4 then uses wireless communication to return to the first dual-mode communication smart meter 6 for network access confirmation (WL network access confirmation), the first dual-mode communication smart meter 6 uses power line communication The network access confirmation is forwarded to the second dual-mode communication smart meter 13 (PL network access confirmation), and the second dual-mode communication smart meter 13 is successfully connected to the network;
  • PL request network access Power line communication Network access request
  • WL request for network access wireless communication center 4
  • the wireless communication concentrator 4 uses wireless communication to return to the
  • Step 203 The second dual-mode communication smart meter 13 communicates with the second wireless communication smart meter 14 using wireless communication, and the second wireless communication smart meter 14 sends a network access to the second dual-mode communication smart meter 13 through wireless communication Request (WL request to access the network), the second dual-mode communication smart meter 13 forwards the network access request to the first dual-mode communication smart meter 6 through power line communication (PL request to access the network), and the first dual-mode communication smart meter 6 communicates through wireless Forward the network access request to the wireless communication concentrator 4 (WL request network access); the wireless communication concentrator 4 returns the network access confirmation to the first dual-mode communication smart meter 6 (WL access confirmation) through wireless communication, the first dual-mode The communication smart meter 6 forwards the network access confirmation to the second dual-mode communication smart meter 13 through power line communication (PL access confirmation), and the second dual-mode communication smart meter 13 forwards the network access confirmation to the second wireless communication through wireless communication Smart meter 14 (WL network access confirmation), the second wireless communication smart meter 14 is successfully connected to the
  • the wireless communication concentrator 4 establishes a routing table, and communicates with each electric meter according to the routing table, such as the communication process when networking.
  • the dual-mode communication power meter module system of the power line high-speed carrier and spread spectrum wireless mainly includes power lines
  • the communication unit and the wireless communication unit are two parts.
  • the power line communication unit part includes the main micro control unit (MCU, Microcontroller Unit) chip, active front end (AFE, Active Front End) analog front end chip, serial peripheral interface (SPI, Serial Peripheral Interface) serial flash memory (FLASH), filtering Unit (Fliter) and coupling unit (Coupler).
  • MCU Microcontroller Unit
  • AFE Active Front End
  • SPI Serial Peripheral Interface
  • FLASH Serial Peripheral Interface
  • Fliter filtering Unit
  • Coupler coupling unit
  • the module is connected to a power meter through a connector.
  • the power meter provides power, reset signals and configuration signals to the module, and sends and receives serial data packets.
  • the main MCU obtains data from the serial port, undergoes orthogonal frequency division multiplexing (OFDM, Orthogonal, Frequency, Division Multiplexing) processing, digital-to-analog conversion into an analog signal, and sends it to the AFE analog front-end chip for amplification and then through the filter unit And the coupling unit is sent to the power line for transmission.
  • OFDM orthogonal frequency division multiplexing
  • the module connector obtains the modulated signal from the power line, passes through the coupling unit, and filters the low-frequency noise through the filtering unit, and then is amplified by the AFE analog front-end chip into the main MCU for analog-to-digital conversion, converted into a digital signal, and then restored to For the data to be transmitted, the processed data provides data to the meter device through the serial port.
  • the wireless communication unit part includes an auxiliary MCU chip, a radio frequency (RF) chip and a filter unit.
  • the auxiliary MCU is connected to the main MCU through a serial port, and the main MCU decides whether to send and receive data wirelessly.
  • the auxiliary MCU obtains data from the main MCU through the serial port, then performs signal modulation through the RF chip, and transmits the data through the antenna after passing through the filter unit.
  • the module When receiving wireless data, the module obtains the wireless signal from the antenna, filters the high-frequency noise through the filter unit, and then demodulates the signal through the RF chip to send the demodulated signal to the auxiliary MCU; the auxiliary MCU through the serial port The signal is sent to the main MCU, and the main MCU decides to send and receive data to the meter device through the serial port or send and receive data from the power line communication unit.

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Abstract

本申请实施例公开了一种电表模块设备及其使用方法，所述电表模块设备包括主站，所述主站的一端连接有电力线通信集中器，所述电力线通信集中器的底端通过电力线连接有第一双模通信智能电表，所述第一双模通信智能电表的两端通过电力线连接有电力线通信智能电表，所述第一双模通信智能电表的底端通过无线中继连接有第二双模通信智能电表，所述主站的另一端连接有无线通信集中器，所述无线通信集中器的底端设置有第一双模通信智能电表，所述第一双模通信智能电表的两侧连接有无线通信智能电表，所述第一双模通信智能电表的底端通过电力线中继连接有第二双模通信智能电表。

Description

一种电表模块设备及其使用方法
相关申请的交叉引用
本申请基于申请号为201811190316.6、申请日为2018年10月12日的中国专利申请提出，并要求该中国专利申请的优先权，该中国专利申请的全部内容在此以引入方式并入本申请。
技术领域
本申请涉及电力设备技术领域，特别涉及一种电表模块设备及其使用方法。
背景技术
国内现有的电力用户抄表系统在电表或采集终端到抄表集中器的本地通信方式上大都采用RS-485布线，电力线载波或无线等单一的通信方式。
RS-485布线方案施工量太大，不方便大范围实施，电力线载波方案受电力线负载特性的影响，且经过变压器后信号衰减过大，造成通信信道不够稳定可靠，无线通信方案受空间布局的影响较大，且信号易受空间电磁场的干扰，它们的共同不足在于组网的通信方式过于单一，当通信信号受环境影响无法组网时，需另外选址增加信号中继设备，增加了工程成本与难度。
发明内容
本申请实施例期望提供一种电表模块设备及其使用方法。
为实现上述目的，本申请实施例采取的技术方案为：
本申请实施例提供了一种电表模块设备，包括主站，所述主站的一端 连接有电力线通信集中器，所述电力线通信集中器的底端通过电力线连接有第一双模通信智能电表，所述第一双模通信智能电表的两端通过电力线连接有电力线通信智能电表，所述第一双模通信智能电表的底端通过无线中继连接有第二双模通信智能电表，所述主站的另一端连接有无线通信集中器，所述无线通信集中器的底端设置有第一双模通信智能电表，所述第一双模通信智能电表的两侧连接有无线通信智能电表，所述第一双模通信智能电表的底端通过电力线中继连接有第二双模通信智能电表。
在本申请的一种可选实施例中，所述第二双模通信智能电表的两端通过电力线分别连接有第一电力线通信智能电表和第二电力线通信智能电表。
在本申请的一种可选实施例中，所述第二双模通信智能电表的两端分别设置有第一无线通信智能电表和第二无线通信智能电表。
本申请实施例还提供了一种电表模块设备的使用方法，应用于本申请实施例的电表模块设备；所述方法包括以下步骤：
第一双模通信智能电表以电力线通信的方式向电力线通信集中器发出入网请求，基于所述电力线通信集中器为电力线通信方式的情况，所述电力线通信集中器向所述第一双模通信智能电表返回入网确认，所述第一双模通信智能电表入网成功；
所述第二双模通信智能电表以电力线通信的方式向所述第一双模通信智能电表发出入网请求，基于电力线通信受阻的情况，入网请求超时无应答，所述第二双模通信智能电表使用无线通信方式向所述第一双模通信智能电表发出入网请求，所述第一双模通信智能电表使用电力线通信的方式将所述入网请求转发给电力线通信集中器，所述电力线通信集中器使用电力线通信方式向所述第一双模通信智能电表返回入网确认，所述第一双模通信智能电表使用无线通信方式将所述入网确认转发给所述第二双模通信 智能电表，所述第二双模通信智能电表入网成功；
所述第二双模通信智能电表与第二电力线通信智能电表使用电力线通信的方式进行通信，所述第二电力线通信智能电表向所述第二双模通信智能电表发出入网请求，所述第二双模通信智能电表将所述入网请求通过所述第一双模通信智能电表转发到电力线通信集中器，所述电力线通信集中器通过所述第一双模通信智能电表和所述第二双模通信智能电表将入网确认再转发到所述第二电力线通信智能电表，所述第二电力线通信智能电表入网成功；
基于所述第一双模通信智能电表、所述第二双模通信智能电表和所述第二电力线通信智能电表入网成功后，所述电力线通信集中器建立路由表，根据所述路由表进行通信。
本申请实施例还提供了一种电表模块设备的使用方法，应用于本申请实施例的电表模块设备；所述方法包括以下步骤：
第一双模通信智能电表以电力线通信的方式向无线通信集中器发出入网请求，基于所述无线通信集中器为无线通信方式的情况，所述入网请求超时无应答；所述第一双模通信智能电表以无线通信的方式向所述无线通信集中器发出入网请求，所述无线通信集中器向所述第一双模通信智能电表返回入网确认，所述第一双模通信智能电表入网成功；
第二双模通信智能电表使用电力线通信方式向所述第一双模通信智能电表发出入网请求，所述第一双模通信智能电表获取所述第二双模通信智能电表的入网请求后，使用无线通信的方式将所述入网请求转发给无线通信集中器，所述无线通信集中器使用无线通信方式向所述第一双模通信智能电表返回入网确认，所述第一双模通信智能电表使用电力线通信方式将所述入网确认转发给所述第二双模通信智能电表，所述第二双模通信智能电表入网成功；
所述第二双模通信智能电表与第二无线通信智能电表使用无线通信的方式进行通信，所述第二无线通信智能电表向所述第二双模通信智能电表发出入网请求，所述第二双模通信智能电表将所述入网请求通过所述第一双模通信智能电表转发到所述无线通信集中器，所述无线通信集中器通过所述第一双模通信智能电表和所述第二双模通信智能电表返回入网确认至所述第二无线通信智能电表，所述第二无线通信智能电表入网成功；
基于所述第一双模通信智能电表、所述第二双模通信智能电表和所述第二无线通信智能电表入网成功，所述无线通信集中器建立路由表，根据所述路由表进行通信。
本申请实施例具有如下有益效果：电力线通信模块采用先进的正交频分复用(OFDM，Orthogonal Frequency Division Multiplexing)通信编码技术，电力线通信模块的宽带通信占用频带宽，数据传输速率高，数据容量大，双向传输，利用覆盖范围最广泛的电力线作为高速数据通信的载体，无需另外铺设通信线路，可以较大程度上节约网络建设投资，无线通信模块采用扩频无线技术，具有远距离、低功耗、多节点、低成本的特性，且工作在Sub-1GHz免费频段，易于建设和部署，电力线和无线双模通信模块把HPLC和扩频无线两种技术相结合到一个设备中，使其工作时相互配合和补充，通信时发挥各自的优点，电力线和无线双模通信模块把电力线和扩频无线两种技术相结合，分为电力线通信单元和扩频无线通信单元，当电力线单元之间的通信因环境影响受阻时，转用无线单元作为通信中继，当无线单元之间的通信因环境影响受阻时，转用电力线单元作为通信中继，克服了各自单一通信方式组网时通信易受环境影响的缺点，增大组网覆盖范围，安装方便、适应性好，可见该发明，功能实用，适合被广泛推广。
附图说明
图1为本申请实施例的电表模块设备的整体结构示意图；
图2为本申请实施例的电表模块设备中的电力线通信集中器结构示意图；
图3为本申请实施例的电表模块设备中的第二双模通信智能电表结构示意图；
图4为本申请实施例的电表模块设备中的电力线通信集中器工作流程结构示意图；
图5为本申请实施例的电表模块设备中的无线通信集中器结构示意图；
图6为本申请实施例的电表模块设备中的第二双模通信智能电表结构示意图；
图7为本申请实施例的电表模块设备中的无线通信集中器工作流程结构示意图；
图8为本申请实施例的电表模块设备中的电力线通信集中器及无线通信集中器内部工作原理意图。
图中：1、电力线通信集中器；2、电力线通信智能电表；3、主站；4、无线通信集中器；5、无线通信智能电表；6、第一双模通信智能电表；7、电力线；8、无线中继；9、电力线中继；10、第一电力线通信智能电表；11、第二电力线通信智能电表；12、第一无线通信智能电表；13、第二双模通信智能电表；14、第二无线通信智能电表。
具体实施方式
为使本申请实现的技术手段、创作特征、达成目的与功效易于明白了解，下面结合具体实施方式，进一步阐述本申请。
如图1-8所示，本申请实施例提供了一种电表模块设备，包括主站3，所述主站3的一端连接有电力线通信集中器1，所述电力线通信集中器1的底端通过电力线7连接有第一双模通信智能电表6，所述第一双模通信智能电表6的两端通过电力线7连接有电力线通信智能电表2，所述第一双模通 信智能电表6的底端通过无线中继8连接有第二双模通信智能电表13，所述主站3的另一端连接有无线通信集中器4，所述无线通信集中器4的底端设置有第一双模通信智能电表6，所述第一双模通信智能电表6的两侧连接有无线通信智能电表5，所述第一双模通信智能电表6的底端通过电力线中继9连接有第二双模通信智能电表13。
在本申请的一种可选实施例中，所述第二双模通信智能电表13的两端通过电力线7分别连接有第一电力线通信智能电表10和第二电力线通信智能电表11。
在本申请的一种可选实施例中，所述第二双模通信智能电表13的两端分别设置有第一无线通信智能电表12和第二无线通信智能电表14。
基于前述电表模块设备，本申请实施例还提供了一种电表模块设备的使用方法，包括以下步骤：
第一双模通信智能电表6与电力线通信集中器1使用电力线通信的方式进行通信，第一双模通信智能电表6向电力线通信集中器1发出入网请求，电力线通信集中器1向第一双模通信智能电表6返回入网确认，第一双模通信智能电表6入网成功；
由于第二双模通信智能电表13的默认通信方式为电力线通信，第二双模通信智能电表13首先以电力线通信的方式向第一双模通信智能电表6发出入网请求，但由于电力线通信受阻，入网请求超时无应答，所述第二双模通信智能电表13再使用无线通信方式向第一双模通信智能电表6发出入网请求，第一双模通信智能电表6获取第二双模通信智能电表13的入网请求后，使用电力线通信的方式将所述入网请求转发给电力线通信集中器1，电力线通信集中器1再使用电力线通信方式向第一双模通信智能电表6返回入网确认，第一双模通信智能电表6使用无线通信方式将所述入网确认转发给第二双模通信智能电表13，第二双模通信智能电表13入网成功；
第二双模通信智能电表13与第二电力线通信智能电表11使用电力线通信的方式进行通信，第二电力线通信智能电表11向第二双模通信智能电表13发出入网请求，第二双模通信智能电表13将入网请求通过所述第一双模通信智能电表6转发到电力线通信集中器1，电力线通信集中器1通过所述第一双模通信智能电表6和所述第二双模通信智能电表13将入网确认再转发到第二电力线通信智能电表11，第二电力线通信智能电表11入网成功；
基于所述第一双模通信智能电表6、所述第二双模通信智能电表13和所述第二电力线通信智能电表11入网成功，电力线通信集中器1建立路由表，通信时根据路由表如组网时的通信过程与相应电表进行通信。
基于前述电表模块设备，本申请实施例还提供了一种电表模块设备的使用方法，包括以下步骤：
由于第一双模通信智能电表6的默认通信方式为电力线通信，第一双模通信智能电表6首先以电力线通信的方式向无线通信集中器4发出入网请求，但由于无线通信集中器4为无线通信方式，所述入网请求超时无应答，接着第一双模通信智能电表6再使用无线通信的方式向无线通信集中器4发出入网请求，无线通信集中器4向所述第一双模通信智能电表6返回入网确认，第一双模通信智能电表6入网成功；
第一双模通信智能电表6与第二双模通信智能电表13使用电力线通信的方式进行通信，第二双模通信智能电表13使用电力线通信方式向第一双模通信智能电表6发出入网请求，第一双模通信智能电表6通过电力线通信方式获取第二双模通信智能电表13的入网请求后，使用无线通信的方式将所述入网请求转发给无线通信集中器4，无线通信集中器4再使用无线通信方式向第一双模通信智能电表6返回入网确认，第一双模通信智能电表6使用电力线通信方式将所述入网确认转发给第二双模通信智能电表13，第 二双模通信智能电表13入网成功；
第二双模通信智能电表13与第二无线通信智能电表14使用无线通信的方式进行通信，第二无线通信智能电表14向第二双模通信智能电表13发出入网请求，第二双模通信智能电表13将入网请求通过所述第一双模通信智能电表6转发到无线通信集中器4，无线通信集中器4通过所述第一双模通信智能电表6和所述第二双模通信智能电表13返回入网确认至第二无线通信智能电表14，第二无线通信智能电表14入网成功；
基于所述第一双模通信智能电表6、所述第二双模通信智能电表13和所述第二无线通信智能电表14入网成功，无线通信集中器4建立路由表，通信时根据路由表如组网时的通信过程与相应电表进行通信。
下面结合具体的示例对本申请实施例进行说明。
示例一：
本申请实施例提供了一种电表模块设备，如图1、图2和图3所示，电表模块设备包括主站3，所述主站3的一端连接有电力线通信集中器1，所述电力线通信集中器1的底端通过电力线7连接有第一双模通信智能电表6，所述第一双模通信智能电表6的两端通过电力线7连接有电力线通信智能电表2，所述第一双模通信智能电表6的底端通过无线中继8连接有第二双模通信智能电表13，所述主站3的另一端连接有无线通信集中器4，所述无线通信集中器4的底端设置有第一双模通信智能电表6，所述第一双模通信智能电表6的两侧连接有无线通信智能电表5，所述第一双模通信智能电表6的底端通过电力线中继9连接有第二双模通信智能电表13，所述第二双模通信智能电表13的两端通过电力线7分别连接有第一电力线通信智能电表10和第二电力线通信智能电表11。
结合图4所示，电表模块设备的使用方法包括：
步骤101：第一双模通信智能电表6与电力线通信集中器1使用电力线 通信的方式进行通信，第一双模通信智能电表6向电力线通信集中器1请求入网(PL请求入网)，电力线通信集中器1向第一双模通信智能电表6返回入网确认(PL入网确认)，第一双模通信智能电表6入网成功；
步骤102：由于第二双模通信智能电表13的默认通信方式为电力线通信，第二双模通信智能电表13首先以电力线通信的方式向第一双模通信智能电表6发出入网请求(PL请求入网)，但由于电力线通信受阻，入网请求超时无应答(超时间无响应)；接着第二双模通信智能电表13再使用无线通信方式向第一双模通信智能电表6发出入网请求(WL请求入网)，第一双模通信智能电表6获取第二双模通信智能电表13的入网请求后，使用电力线通信的方式转发给电力线通信集中器1(PL请求入网)，电力线通信集中器1再使用电力线通信方式向第一双模通信智能电表6返回入网确认(PL入网确认)，第一双模通信智能电表6收到后使用无线通信方式转发给第二双模通信智能电表13(WL入网确认)，第二双模通信智能电表13入网成功；
步骤103：第二双模通信智能电表13与第二电力线通信智能电表11使用电力线通信的方式进行通信，第二电力线通信智能电表11通过电力线通信的方式向第二双模通信智能电表13发出入网请求(PL请求入网)；第二双模通信智能电表13使用无线通信方式向第一双模通信智能电表6转发入网请求(WL请求入网)，第一双模通信智能电表6获取第二双模通信智能电表13的入网请求后，使用电力线通信的方式将入网请求转发至电力线通信集中器1(PL请求入网)，电力线通信集中器1使用电力线通信方式向第一双模通信智能电表6返回入网确认(PL入网确认)，第一双模通信智能电表6收到后使用无线通信方式转发给第二双模通信智能电表13(WL入网确认)，第二双模通信智能电表13通过电力线通信的方式将入网确认转发至第二电力线通信智能电表11(PL入网确认)，第二电力线通信智能电 表11入网成功。
综上，各电表入网成功后，电力线通信集中器1建立路由表，通信时根据路由表如组网时的通信过程与各电表进行通信。
示例二：
本申请实施例提供了一种电表模块设备，如图1、图5和图6所示，电表模块设备包括主站3，所述主站3的一端连接有电力线通信集中器1，所述电力线通信集中器1的底端通过电力线7连接有第一双模通信智能电表6，所述第一双模通信智能电表6的两端通过电力线7连接有电力线通信智能电表2，所述第一双模通信智能电表6的底端通过无线中继8连接有第二双模通信智能电表13，所述主站3的另一端连接有无线通信集中器4，所述无线通信集中器4的底端设置有第一双模通信智能电表6，所述第一双模通信智能电表6的两侧连接有无线通信智能电表5，所述第一双模通信智能电表6的底端通过电力线中继9连接有第二双模通信智能电表13。
结合图7所示，电表模块设备的使用方法包括：
步骤201，由于第一双模通信智能电表6的默认通信方式为电力线通信，第一双模通信智能电表6首先以电力线通信的方式向无线通信集中器4发出入网请求(PL请求入网)，但由于无线通信集中器4为无线通信方式，入网请求超时无应答(超时无应答)，接着第一双模通信智能电表6再使用无线通信的方式向无线通信集中器4发出入网请求(WL请求入网)，无线通信集中器4向第一双模通信智能电表6返回入网确认(WL入网确认)，第一双模通信智能电表6入网成功；
步骤202：第一双模通信智能电表6与第二双模通信智能电表13使用电力线通信的方式进行通信，第二双模通信智能电表13使用电力线通信方式向第一双模通信智能电表6发出入网请求(PL请求入网)，第一双模通信智能电表6通过电力线通信的方式获取第二双模通信智能电表13的入网 请求后，使用无线通信的方式将所述入网请求转发给无线通信集中器4(WL请求入网)，无线通信集中器4再使用无线通信方式向第一双模通信智能电表6返回入网确认(WL入网确认)，第一双模通信智能电表6使用电力线通信方式将所述入网确认转发给第二双模通信智能电表13(PL入网确认)，第二双模通信智能电表13入网成功；
步骤203：第二双模通信智能电表13与第二无线通信智能电表14使用无线通信的方式进行通信，第二无线通信智能电表14通过无线通信的方式向第二双模通信智能电表13发出入网请求(WL请求入网)，第二双模通信智能电表13通过电力线通信的方式将入网请求转发至第一双模通信智能电表6(PL请求入网)，第一双模通信智能电表6通过无线通信的方式将入网请求转发到无线通信集中器4(WL请求入网)；无线通信集中器4通过无线通信的方式返回入网确认至第一双模通信智能电表6(WL入网确认)，第一双模通信智能电表6通过电力线通信的方式将入网确认转发至第二双模通信智能电表13(PL入网确认)，第二双模通信智能电表13通过无线通信的方式将入网确认转发至第二无线通信智能电表14(WL入网确认)，第二无线通信智能电表14入网成功。
综上，各电表入网成功后，无线通信集中器4建立路由表，通信时根据路由表如组网时的通信过程与各电表进行通信。
图8为本申请实施例的电表模块设备中的电力线通信集中器及无线通信集中器内部工作原理意图，如图8所示，电力线高速载波与扩频无线的双模通信电表模块系统主要包含电力线通信单元与无线通信单元两部分。
电力线通信单元部分包括主微控制单元(MCU，Microcontroller Unit)芯片、主动前端(AFE，Active Front End)模拟前端芯片、串行外设接口(SPI，Serial Peripheral Interface)串行闪存(FLASH)、滤波器单元(Fliter)和耦合单元(Coupler)。模块通过连接器和电表连接，电表向模块提供电源、复 位信号和配置信号，和进行串口数据包的收发。在发送状态下，主MCU从串口获取数据，经过正交频分复用(OFDM，Orthogonal Frequency Division Multiplexing)处理，数模转换为模拟信号，送入AFE模拟前端芯片进行放大，再通过滤波器单元以及耦合单元发送至电力线上进行传输。在接收状态下，模块连接器从电力线获取调制信号，经过耦合单元，以及通过滤波单元滤除低频噪声，再由AFE模拟前端芯片放大进入主MCU进行模数转换，转换为数字信号，再还原为要传输的数据，处理后的数据通过串口向电表设备提供数据。
无线通信单元部分包括了辅MCU芯片、射频(RF)芯片和滤波器单元。辅MCU通过串口与主MCU连接，由主MCU决定是否通过无线收发数据。当进行无线数据发送时，辅MCU通过串口从主MCU获取数据，再经过RF芯片进行信号调制，通过滤波器单元后由天线发送数据。当进行无线数据接收时，模块从天线获取无线信号后，经过滤波器单元滤除高频噪声，再通过RF芯片对信号进行解调，将解调后的信号发送至辅MCU；辅MCU通过串口将信号发送给主MCU，由主MCU决定通过串口向电表设备收发数据，或者从电力线通信单元部分收发数据。
以上显示和描述了本申请的基本原理和主要特征和本申请的优点。本行业的技术人员应该了解，本申请不受上述实施例的限制，上述实施例和说明书中描述的只是说明本申请的原理，在不脱离本申请精神和范围的前提下，本申请还会有各种变化和改进，这些变化和改进都落入要求保护的本申请范围内。本申请要求保护范围由所附的权利要求书及其等效物界定。

Claims (5)

  1. 一种电表模块设备，包括主站(3)，所述主站(3)的一端连接有电力线通信集中器(1)，所述电力线通信集中器(1)的底端通过电力线(7)连接有第一双模通信智能电表(6)，所述第一双模通信智能电表(6)的两端通过电力线(7)连接有电力线通信智能电表(2)，所述第一双模通信智能电表(6)的底端通过无线中继(8)连接有第二双模通信智能电表(13)，所述主站(3)的另一端连接有无线通信集中器(4)，所述无线通信集中器(4)的底端设置有第一双模通信智能电表(6)，所述第一双模通信智能电表(6)的两侧连接有无线通信智能电表(5)，所述第一双模通信智能电表(6)的底端通过电力线中继(9)连接有第二双模通信智能电表(13)。
  2. 根据权利要求1所述的电表模块设备，其中，所述第二双模通信智能电表(13)的两端通过电力线(7)分别连接有第一电力线通信智能电表(10)和第二电力线通信智能电表(11)。
  3. 根据权利要求1所述的电表模块设备，其中，所述第二双模通信智能电表(13)的两端分别设置有第一无线通信智能电表(12)和第二无线通信智能电表(14)。
  4. 一种电表模块设备的使用方法，应用于权利要求1至3任一项所述的电表模块设备，所述方法包括以下步骤：
    第一双模通信智能电表(6)以电力线通信的方式向电力线通信集中器(1)发出入网请求，基于所述电力线通信集中器(1)为电力线通信方式的情况，所述电力线通信集中器(1)向所述第一双模通信智能电表(6)返回入网确认，所述第一双模通信智能电表(6)入网成功；
    所述第二双模通信智能电表(13)以电力线通信的方式向所述第一双模通信智能电表(6)发出入网请求，基于电力线通信受阻的情况，所述入网请求超时无应答，所述第二双模通信智能电表(13)使用无线通信方式 向所述第一双模通信智能电表(6)发出入网请求，所述第一双模通信智能电表(6)使用电力线通信的方式将所述入网请求转发给所述电力线通信集中器(1)，所述电力线通信集中器(1)使用电力线通信方式向所述第一双模通信智能电表(6)返回入网确认，所述第一双模通信智能电表(6)使用无线通信方式将所述入网确认转发给所述第二双模通信智能电表(13)，所述第二双模通信智能电表(13)入网成功；
    所述第二双模通信智能电表(13)与第二电力线通信智能电表(11)使用电力线通信的方式进行通信，所述第二电力线通信智能电表(11)向所述第二双模通信智能电表(13)发出入网请求，所述第二双模通信智能电表(13)将所述入网请求通过所述第一双模通信智能电表(6)转发到电力线通信集中器(1)，所述电力线通信集中器(1)通过所述第一双模通信智能电表(6)和所述第二双模通信智能电表(13)将入网确认转发到所述第二电力线通信智能电表(11)，所述第二电力线通信智能电表(11)入网成功；
    基于所述第一双模通信智能电表(6)、所述第二双模通信智能电表(13)和所述第二电力线通信智能电表(11)入网成功，所述电力线通信集中器(1)建立路由表，根据所述路由表进行通信。
  5. 一种电表模块设备的使用方法，应用于权利要求1至3任一项所述的电表模块设备，所述方法包括以下步骤：
    第一双模通信智能电表(6)以电力线通信的方式向无线通信集中器(4)发出入网请求，基于所述无线通信集中器(4)为无线通信方式的情况，所述入网请求超时无应答；所述第一双模通信智能电表(6)以无线通信的方式向所述无线通信集中器(4)发出入网请求，所述无线通信集中器(4)向所述第一双模通信智能电表(6)返回入网确认，所述第一双模通信智能电表(6)入网成功；
    第二双模通信智能电表(13)使用电力线通信方式向所述第一双模通信智能电表(6)发出入网请求，所述第一双模通信智能电表(6)获取所述第二双模通信智能电表(13)的入网请求后，使用无线通信的方式将所述入网请求转发给无线通信集中器(4)，所述无线通信集中器(4)使用无线通信方式向所述第一双模通信智能电表(6)返回入网确认，所述第一双模通信智能电表(6)使用电力线通信方式将所述入网确认转发给所述第二双模通信智能电表(13)，所述第二双模通信智能电表(13)入网成功；
    所述第二双模通信智能电表(13)与第二无线通信智能电表(14)使用无线通信的方式进行通信，所述第二无线通信智能电表(14)向所述第二双模通信智能电表(13)发出入网请求，所述第二双模通信智能电表(13)将所述入网请求通过所述第一双模通信智能电表(6)转发到所述无线通信集中器(4)，所述无线通信集中器(4)通过所述第一双模通信智能电表(6)和所述第二双模通信智能电表(13)返回入网确认至所述第二无线通信智能电表(14)，所述第二无线通信智能电表(14)入网成功；
    基于所述第一双模通信智能电表(6)、所述第二双模通信智能电表(13)和所述第二无线通信智能电表(14)入网成功，所述无线通信集中器(4)建立路由表，根据所述路由表进行通信。
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