CN112866830B - Meter reading method and meter reading device - Google Patents
Meter reading method and meter reading device Download PDFInfo
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- CN112866830B CN112866830B CN201911185653.0A CN201911185653A CN112866830B CN 112866830 B CN112866830 B CN 112866830B CN 201911185653 A CN201911185653 A CN 201911185653A CN 112866830 B CN112866830 B CN 112866830B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/30—Arrangements in telecontrol or telemetry systems using a wired architecture
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/60—Arrangements in telecontrol or telemetry systems for transmitting utility meters data, i.e. transmission of data from the reader of the utility meter
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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
- 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
Abstract
The invention discloses a meter reading method and device, which are used for solving the problem of low meter reading efficiency of the existing electric energy meter. The meter reading method comprises the following steps: the method comprises the steps that a wide-narrow conversion module receives a first meter reading instruction sent by a broadband carrier concentrator, wherein the meter reading instruction carries an address list of an electric energy meter to be read; comparing the address in the to-be-read electric energy meter address list with the address in the pre-read electric energy meter address list stored in a local cache, wherein the local cache stores electric energy meter electric quantity information acquired according to a pre-meter reading instruction which is sent by the broadband carrier concentrator and carries the pre-read electric energy meter address list; and returning electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read to the broadband carrier concentrator, so that the broadband carrier concentrator returns to the electricity acquisition system platform.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to a meter reading method and device.
Background
At present, the electricity collection system architecture is shown in fig. 1, and comprises an electricity collection system platform, a broadband carrier concentrator, a wide-narrow conversion module and a plurality of narrow-band carrier electric energy meters connected with the wide-narrow conversion module, wherein the electricity collection system platform, namely a main station, is connected with the broadband carrier concentrator through a network, the broadband carrier concentrator is connected with the wide-narrow conversion module through a power line carrier, the wide-narrow conversion module is connected with the narrow-band carrier electric energy meters through the power line carrier, and the wide-narrow conversion module can convert broadband carrier signals and narrow-band carrier signals.
The meter reading method based on the electricity acquisition system specifically comprises the following steps: when the broadband carrier concentrator receives meter reading instructions issued by the master station, the broadband carrier concentrator transmits broadband carrier signals carrying the meter reading instructions to the broadband-to-narrowband conversion module, the broadband carrier signals are converted into narrowband carrier signals through the broadband-to-narrowband conversion module and are transmitted to the narrowband carrier electric energy meter, the narrowband carrier electric energy meter reads self electric quantity information according to the meter reading instructions, the read electric quantity information is carried in the narrowband carrier signals and is transmitted to the broadband-to-narrowband conversion module, and the broadband-to-narrowband conversion module converts the narrowband carrier signals carrying the electric quantity information into broadband carrier signals and then transmits the broadband carrier signals to the broadband carrier concentrator, and the broadband carrier signals are returned to the master station by the broadband carrier concentrator, so that one meter reading is completed.
However, in the meter reading method, when a meter reading instruction is received, the narrow-band carrier electric energy meter is used for carrying out the transcription of electric quantity information, and if the number of the narrow-band carrier electric energy meters subjected to one-time meter reading is too large, the performance and network resources of the electricity acquisition system can be affected, and the meter reading efficiency is low.
Disclosure of Invention
In order to solve the problem of low meter reading efficiency of the existing electric energy meter, the embodiment of the invention provides a meter reading method and device.
In a first aspect, an embodiment of the present invention provides a meter reading method, including:
the method comprises the steps that a wide-narrow conversion module receives a first meter reading instruction sent by a broadband carrier concentrator, wherein the meter reading instruction carries an address list of an electric energy meter to be read;
comparing the address in the to-be-read electric energy meter address list with the address in the pre-read electric energy meter address list stored in a local cache, wherein the local cache stores electric energy meter electric quantity information acquired according to a pre-meter reading instruction which is sent by the broadband carrier concentrator and carries the pre-read electric energy meter address list;
and returning electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read to the broadband carrier concentrator, so that the broadband carrier concentrator returns to the electricity acquisition system platform.
In the meter reading method provided by the embodiment of the invention, the width conversion module obtains the electric quantity information of the corresponding electric energy meter in advance according to the pre-meter reading instruction which is sent by the broadband carrier concentrator and carries the pre-meter reading electric energy meter address list, and stores the electric quantity information in the local cache, when the width conversion module receives the meter reading instruction sent by the broadband carrier concentrator, the width conversion module firstly judges whether the electric quantity information of the electric energy meter to be read in the meter reading instruction exists in the local cache, the electric quantity information of the electric energy meter to be read is directly returned to the broadband carrier concentrator, the broadband carrier concentrator returns the electric quantity information to the electricity acquisition system platform, according to the meter reading method, the width conversion module reads the electric quantity information in advance into the local cache for temporary storage according to the pre-meter reading electric energy meter address list in the pre-meter reading instruction, and when the broadband carrier concentrator needs the corresponding data, the width conversion module directly gives the electric quantity information, thereby improving the meter reading efficiency and saving network resources.
Optionally, the method further comprises:
carrying the address in the address list of the electric energy meter to be read, which does not exist in the local cache, in a second meter reading instruction, and sending the second meter reading instruction to the corresponding narrow-band carrier electric energy meter;
receiving self electric quantity information which is transmitted by the narrow-band carrier electric energy meter and is transcribed according to the second meter reading instruction;
and returning the electric quantity information to the broadband carrier concentrator so that the broadband carrier concentrator returns to an electricity acquisition system platform.
In the above optional embodiment, if the electric quantity information corresponding to the electric energy meter to be read does not exist in the local buffer memory of the wide-narrow conversion module, a new meter reading instruction is generated by the address in the address list of the electric energy meter to be read, the new meter reading instruction is sent to the corresponding narrow-band carrier electric energy meter, the narrow-band carrier electric energy meter copies the electric quantity information of the narrow-band carrier electric energy meter, then returns to the wide-narrow conversion module, and then returns to the broadband carrier concentrator, and the broadband carrier concentrator returns the electric quantity information to the electricity acquisition system platform, so as to finish the meter reading task. According to the flow, only the electric energy meter which is not pre-read by the width conversion module is required to be read, so that the meter reading efficiency is improved.
Preferably, the width conversion module receives a first meter reading instruction sent by the broadband carrier concentrator, and specifically includes:
a broadband module in a wide-narrow conversion module receives a first broadband carrier signal which is transmitted by a concentrator broadband module in a broadband carrier concentrator and carries a first meter reading instruction, wherein the first meter reading instruction is transmitted to the concentrator in the wide-narrow conversion module by the electricity acquisition system platform and is transmitted to the concentrator broadband module by the concentrator; and
returning electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read to the broadband carrier concentrator, wherein the electric quantity information comprises the following specific steps of:
and the broadband module in the width conversion module loads the electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read into a second broadband carrier signal, sends the electric quantity information to the concentrator broadband module in the broadband carrier concentrator, and sends the electric quantity information to the concentrator in the broadband carrier concentrator through the concentrator broadband module.
Preferably, the address in the address list of the electric energy meter to be read, which does not exist in the local cache, is carried in a second meter reading instruction and is sent to the corresponding narrowband carrier electric energy meter, which specifically includes:
The broadband module in the width conversion module carries the address in the address list of the electric energy meter to be read, which does not exist in the local cache, in a second meter reading instruction;
the broadband module loads the second meter reading instruction into a micro control unit MCU of the second broadband carrier signal and sends the second meter reading instruction to the broadband-narrowband conversion module, the MCU converts the second broadband carrier signal into a first narrowband carrier signal and then sends the first narrowband carrier signal to a narrowband module in the broadband-narrowband conversion module, and the narrowband module sends the second broadband carrier signal to an electric energy meter narrowband module of a corresponding narrowband carrier electric energy meter so that the electric energy meter narrowband module sends the first narrowband carrier signal to the electric energy meter in the narrowband carrier electric energy meter; and
the method for receiving the self electric quantity information transcribed according to the second meter reading instruction sent by the narrow-band carrier electric energy meter specifically comprises the following steps:
the narrowband module receives a second narrowband carrier signal which is transmitted by the electric energy meter narrowband module and carries the own electric quantity information transcribed by the electric energy meter according to the second meter reading instruction; and
returning the electric quantity information to the broadband carrier concentrator specifically comprises the following steps:
The narrowband module sends the second narrowband carrier signal to the MCU;
the MCU converts the second narrowband carrier signal into a third wideband carrier signal and then sends the third wideband carrier signal to the wideband module;
the broadband module transmits the third broadband carrier signal to the concentrator broadband module.
In a second aspect, an embodiment of the present invention provides a meter reading device, including:
the first receiving unit is used for receiving a first meter reading instruction sent by the broadband carrier concentrator, wherein the meter reading instruction carries an address list of the electric energy meter to be read;
the comparison unit is used for comparing the address in the address list of the electric energy meter to be copied with the address in the address list of the pre-copying electric energy meter stored in the local cache, wherein the local cache stores electric quantity information of the electric energy meter, which is obtained according to the pre-reading instruction which is sent by the broadband carrier concentrator and carries the address list of the pre-copying electric energy meter;
and the first return unit is used for returning the electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be copied to the broadband carrier concentrator, so that the broadband carrier concentrator returns to the electricity collection system platform.
Optionally, the apparatus further comprises:
the sending unit is used for carrying the address in the address list of the electric energy meter to be read, which is not stored in the local cache, in a second meter reading instruction and sending the second meter reading instruction to the corresponding narrow-band carrier electric energy meter;
the second receiving unit is used for receiving the self electric quantity information which is transmitted by the narrow-band carrier electric energy meter and is transcribed according to the second meter reading instruction;
and the second return unit is used for returning the electric quantity information to the broadband carrier concentrator so as to enable the broadband carrier concentrator to return to the electricity collection system platform.
Preferably, the first receiving unit is specifically configured to receive, by using a wideband module in a wideband conversion module, a first wideband carrier signal carrying a first meter reading instruction sent by a concentrator wideband module in a wideband carrier concentrator, where the first meter reading instruction is sent by the electricity acquisition system platform to the concentrator in the wideband conversion module and is sent by the concentrator to the concentrator wideband module;
the first return unit is specifically configured to load, by using the broadband module in the bandwidth conversion module, electric quantity information of an electric energy meter that is consistent with an address in the address list of the electric energy meter to be copied into a second broadband carrier signal, send the electric quantity information to a concentrator broadband module in the broadband carrier concentrator, and send the electric quantity information to the concentrator in the broadband carrier concentrator by using the concentrator broadband module.
Preferably, the sending unit is specifically configured to carry, by using a broadband module in the width conversion module, an address in the address list of the to-be-copied electric energy meter that does not exist in the local cache in a second meter reading instruction; the broadband module loads the second meter reading instruction into a micro control unit MCU of the second broadband carrier signal and sends the second meter reading instruction to the broadband-narrowband conversion module, the MCU converts the second broadband carrier signal into a first narrowband carrier signal and then sends the first narrowband carrier signal to a narrowband module in the broadband-narrowband conversion module, and the narrowband module sends the second broadband carrier signal to an electric energy meter narrowband module of a corresponding narrowband carrier electric energy meter so that the electric energy meter narrowband module sends the first narrowband carrier signal to the electric energy meter in the narrowband carrier electric energy meter;
the second receiving unit is specifically configured to receive, by using the narrowband module, a second narrowband carrier signal that is sent by the narrowband module of the electric energy meter and carries self-power information that is transcribed by the electric energy meter according to the second meter reading instruction;
the second return unit is specifically configured to send the second narrowband carrier signal to the MCU by using the narrowband module; the MCU converts the second narrowband carrier signal into a third wideband carrier signal and then sends the third wideband carrier signal to the wideband module; the broadband module transmits the third broadband carrier signal to the concentrator broadband module.
The technical effects of the meter reading device provided by the present invention may be referred to the technical effects of the first aspect or each implementation manner of the first aspect, which are not described herein again.
In a third aspect, an embodiment of the present invention provides an electronic device, including a memory, a processor, and a computer program stored in the memory and capable of running on the processor, where the processor implements the meter reading method according to the present invention when executing the program.
In a fourth aspect, embodiments of the present invention provide a computer readable storage medium having stored thereon a computer program which when executed by a processor performs steps in a meter reading method according to the present invention.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims thereof as well as the appended drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
FIG. 1 is a schematic diagram of a power harvesting system architecture;
fig. 2 is a schematic diagram of an application scenario of a meter reading method according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an implementation flow of a meter reading method according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a meter reading implementation flow of an electric energy meter corresponding to an address in an address list of the electric energy meter to be read, which is not present in a local buffer of a width conversion module, in an embodiment of the present invention;
FIG. 5 is a schematic diagram of a meter reading device according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.
Detailed Description
The invention provides a meter reading method and device for solving the problem of low meter reading efficiency of an existing electric energy meter.
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings of the specification, it being understood that the preferred embodiments described herein are for illustration and explanation only, and not for limitation of the present invention, and embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
Referring to fig. 2, an application scenario diagram of a meter reading method provided by the embodiment of the invention includes an electricity collection system platform, a broadband carrier concentrator, a wide-narrow conversion module and a plurality of narrowband carrier electric energy meters connected with the wide-narrow conversion module, wherein the electricity collection system platform is connected with the broadband carrier concentrator through a network, the broadband carrier concentrator is connected with the wide-narrow conversion module through a power line carrier, the wide-narrow conversion module is connected with the narrowband carrier electric energy meters through the power line carrier, and the wide-narrow conversion module can convert broadband carrier signals and narrowband carrier signals. The broadband carrier concentrator comprises a concentrator and a concentrator broadband module, wherein the concentrator broadband module can be spliced on the concentrator. The wide-narrow conversion module comprises a broadband module, a micro control unit (Microcontroller Unit, MCU) and a narrow-band module, wherein the broadband module can be inserted into the front end of the wide-narrow conversion module, and the narrow-band module can be inserted into the rear end of the wide-narrow conversion module. The narrow-band carrier electric energy meter comprises an electric energy meter narrow-band module and an electric energy meter, wherein the electric energy meter narrow-band module can be inserted into the electric energy meter. The concentrator broadband module in the broadband carrier concentrator and the broadband module in the broadband-to-narrowband conversion module are used for transmitting broadband carrier signals, and the narrowband module in the broadband-to-narrowband conversion module and the electric energy meter narrowband module in the narrowband carrier electric energy meter are used for transmitting narrowband carrier signals.
It should be noted that, in the embodiment of the present invention, the concentrator and the concentrator broadband module follow the "Q/GDW 1376.2-2013 part 2 broadband carrier concentrator local communication module interface protocol of the electric power consumer electricity consumption information collection system communication protocol of the national grid company", which is called as the national grid 376.2 protocol for short, or follow the "Guangdong electric network limited responsibility company metering automation terminal local communication module interface protocol (2016 version)" which is called as the south network 16 protocol for short. The broadband module in the concentrator broadband module and the broadband module in the broadband-narrowband conversion module follow a power line carrier protocol, the power line carrier protocol comprises a power line broadband carrier protocol and a power line narrowband carrier protocol, and the electric energy meter narrowband module follow a DL/T645-2007 multifunctional electric energy meter communication protocol, which is called 645 protocol for short. The communication protocol adopted by the narrow-band module can be automatically identified by the wide-narrow conversion module, and the identified communication protocol is adopted by the data interaction between the narrow-band module and the narrow-band module of the electric energy meter, so that the embodiment of the invention is not repeated.
The meter reading method according to an exemplary embodiment of the present invention will be described with reference to fig. 3 to 4 in conjunction with the application scenario of fig. 2. It should be noted that the above application scenario is only shown for the convenience of understanding the spirit and principle of the present invention, and the embodiments of the present invention are not limited in any way herein. Rather, embodiments of the invention may be applied to any scenario where applicable.
As shown in fig. 3, which is a schematic diagram of an implementation flow chart of a meter reading method according to an embodiment of the present invention, the method may include the following steps:
s11, the wide-narrow conversion module receives a first meter reading instruction sent by the broadband carrier concentrator, wherein the meter reading instruction carries an address list of the electric energy meter to be read.
In specific implementation, a broadband module in a broadband-narrowband conversion module receives a first broadband carrier signal which is sent by a concentrator broadband module in a broadband carrier concentrator and carries a first meter reading instruction, wherein the first meter reading instruction is sent to the concentrator in the broadband-narrowband conversion module by an electricity acquisition system platform, the concentrator sends the first meter reading instruction to the concentrator broadband module, the meter reading instruction carries an electric energy meter address list to be read, and the electric energy meter address list to be read stores the corresponding relation between the electric energy meter to be read and the electric energy address to be read.
S12, comparing the address in the address list of the electric energy meter to be copied with the address in the address list of the pre-copying electric energy meter stored in a local cache, wherein the local cache stores electric quantity information of the electric energy meter obtained according to the pre-reading instruction which is sent by the broadband carrier concentrator and carries the address list of the pre-copying electric energy meter.
In specific implementation, the width conversion module compares the address in the address list of the electric energy meter to be read with the address in the address list of the pre-reading electric energy meter stored in the local cache, wherein the local cache stores electric quantity information of the electric energy meter obtained according to the pre-reading instruction which is sent by the broadband carrier concentrator and carries the address list of the pre-reading electric energy meter.
In specific implementation, the electric quantity information of the electric energy meter obtained according to the pre-meter reading instruction which is sent by the broadband carrier concentrator and carries the pre-meter reading electric energy meter address list is stored in the local cache of the width conversion module in advance. Specifically, a concentrator in a broadband carrier concentrator sends a pre-meter reading instruction carrying a pre-meter reading electric energy meter address list to a concentrator broadband module, the concentrator broadband module loads the pre-meter reading instruction in a broadband carrier signal and sends the pre-meter reading instruction to a broadband module in a wide-narrow conversion module, the broadband module receives the broadband carrier signal loaded with the pre-meter reading instruction and then sends the pre-meter reading instruction to an MCU in the wide-narrow conversion module, the MCU converts the broadband carrier signal loaded with the pre-meter reading instruction into a narrowband carrier signal and sends the narrowband carrier signal loaded with the pre-meter reading instruction to a narrowband module in the wide-narrow conversion module, the MCU identifies a manufacturer identification of the narrowband module and determines meter reading strategies of the narrowband module according to the corresponding relation between the preset manufacturer identification and meter reading strategies, the meter reading strategy comprises a meter reading delay retransmission mechanism and the like, the narrowband module sends a narrowband carrier signal carrying the meter reading instruction to an electric energy meter narrowband module in a narrowband carrier electric energy meter corresponding to an address in a meter reading address list according to the meter reading strategy, the electric energy meter narrowband module sends the electric energy meter narrowband module to the corresponding electric energy meter, after the electric energy meter reads the electric quantity information of the electric energy meter, the electric energy meter narrowband module sends the electric quantity information to the electric energy meter narrowband module, the electric energy meter narrowband module carries the electric quantity information in the narrowband carrier signal and returns the electric quantity information to the narrowband module, the narrowband module sends the narrowband carrier signal carrying the electric quantity information to the MCU, and the MCU stores the meter reading address list and the electric quantity information corresponding to each electric energy meter in a local cache.
And S13, returning electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read to the broadband carrier concentrator, so that the broadband carrier concentrator returns to the electricity collection system platform.
In the implementation, the broadband module in the wide-narrow conversion module loads the electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read in a second broadband carrier signal, sends the electric quantity information to the concentrator broadband module in the broadband carrier concentrator, and sends the electric quantity information to the concentrator in the broadband carrier concentrator through the concentrator broadband module.
And the concentrator returns the received electric quantity information of each electric energy meter to the electricity acquisition system platform.
Further, for the electric energy meter corresponding to the address in the address list of the electric energy meter to be copied, which does not exist in the local cache of the width conversion module, the meter reading is performed according to the flow shown in fig. 4, and the method may include the following steps:
s21, carrying the address in the address list of the electric energy meter to be read, which is not stored in the local cache, in a second meter reading instruction, and sending the second meter reading instruction to the corresponding narrow-band carrier electric energy meter.
In the specific implementation, the width conversion module carries the address in the address list of the electric energy meter to be read, which does not exist in the local cache, in a second meter reading instruction, and sends the second meter reading instruction to the corresponding narrow-band carrier electric energy meter.
Specifically, the broadband module in the bandwidth-to-narrowband conversion module carries an address in the address list of the electric energy meter to be read, which is not in the local cache, in a second meter reading instruction, the broadband module loads the second meter reading instruction in a second broadband carrier signal and sends the second meter reading instruction to the MCU of the bandwidth-to-narrowband conversion module, the MCU converts the second broadband carrier signal into a first narrowband carrier signal and sends the first narrowband carrier signal to a narrowband module in the bandwidth-to-narrowband conversion module, and the narrowband module sends the first narrowband carrier signal loaded with the second meter reading instruction to the electric energy meter narrowband module of the corresponding narrowband carrier electric energy meter, so that the electric energy meter narrowband module sends the first narrowband carrier signal to the electric energy meter of the narrowband carrier electric energy meter, and then, after the electric energy meter records own electric energy information according to the second meter reading instruction, sends the electric energy information to the electric energy meter narrowband module.
S22, receiving self electric quantity information which is transmitted by the narrow-band carrier electric energy meter and is transcribed according to the second meter reading instruction.
In specific implementation, the narrowband module receives a second narrowband carrier signal which is sent by the narrowband module of the electric energy meter and carries the own electric quantity information transcribed by the electric energy meter according to the second meter reading instruction.
S23, returning the electric quantity information to the broadband carrier concentrator so that the broadband carrier concentrator returns to an electricity collection system platform.
In specific implementation, the narrowband module sends the second narrowband carrier signal carrying the electric quantity information to the MCU, the MCU converts the second narrowband carrier signal into a third wideband carrier signal and sends the third wideband carrier signal to the wideband module, and the wideband module sends the third wideband carrier signal carrying the electric quantity information to the concentrator wideband module, so that the concentrator wideband module sends the electric quantity information to the concentrator, and the concentrator returns to the electricity acquisition system platform, thereby completing meter reading.
In the meter reading method provided by the embodiment of the invention, the wide-narrow conversion module obtains the electric quantity information of the corresponding electric energy meter in advance according to the meter reading instruction which is sent by the broadband carrier concentrator and carries the address list of the meter reading electric energy meter in advance, and stores the electric quantity information into the local buffer memory, when the wide-narrow conversion module receives the meter reading instruction issued by the broadband carrier concentrator, the wide-narrow conversion module firstly judges whether the electric quantity information of the meter reading electric energy meter in the local buffer memory exists, the electric quantity information of the existing meter reading electric energy meter is directly returned to the broadband carrier concentrator, the broadband carrier concentrator returns the electric quantity information of the existing meter reading electric energy meter to the power acquisition system platform, if the electric quantity information corresponding to the meter reading electric energy meter does not exist in the local buffer memory of the wide-narrow conversion module, a new meter reading instruction is generated at the address in the address list of the non-existing meter reading electric energy meter to the corresponding narrow-carrier electric energy meter, and is returned to the wide-narrow conversion module after the meter reading information of the meter reading electric energy meter per se is received by the narrow-carrier electric energy meter, the wide-carrier concentrator returns the meter reading information to the wide-narrow-carrier concentrator, the meter reading electric energy meter is directly read to the power consumption system platform according to the method, and the corresponding meter reading information of the meter reading electric energy meter is directly read in advance, and the meter reading information is directly required to be read to the corresponding to the meter in the network.
Based on the same inventive concept, the embodiment of the invention also provides a meter reading device, and because the principle of the meter reading device for solving the problem is similar to that of the meter reading method, the implementation of the device can be referred to the implementation of the method, and the repetition is omitted.
As shown in fig. 5, which is a schematic structural diagram of a meter reading device according to an embodiment of the present invention, the meter reading device may include:
the first receiving unit 31 is configured to receive a first meter reading instruction sent by the broadband carrier concentrator, where the meter reading instruction carries an address list of an electric energy meter to be read;
the comparison unit 32 is configured to compare an address in the address list of the electric energy meter to be copied with an address in a pre-copy electric energy meter address list stored in a local cache, where the local cache stores electric quantity information of the electric energy meter obtained according to a pre-copy instruction sent by the broadband carrier concentrator and carrying the pre-copy electric energy meter address list;
and the first return unit 33 is configured to return, to the broadband carrier concentrator, electric quantity information of the electric energy meter that is consistent with an address in the address list of the electric energy meter to be copied, so that the broadband carrier concentrator returns to the electricity collection system platform.
Optionally, the apparatus further comprises:
the sending unit is used for carrying the address in the address list of the electric energy meter to be read, which is not stored in the local cache, in a second meter reading instruction and sending the second meter reading instruction to the corresponding narrow-band carrier electric energy meter;
the second receiving unit is used for receiving the self electric quantity information which is transmitted by the narrow-band carrier electric energy meter and is transcribed according to the second meter reading instruction;
and the second return unit is used for returning the electric quantity information to the broadband carrier concentrator so as to enable the broadband carrier concentrator to return to the electricity collection system platform.
Preferably, the first receiving unit 31 is specifically configured to receive, by using a wideband module in a wideband conversion module, a first wideband carrier signal carrying a first meter reading instruction sent by a concentrator wideband module in a wideband carrier concentrator, where the first meter reading instruction is sent by the electricity collection system platform to the concentrator in the wideband conversion module and is sent by the concentrator to the concentrator wideband module;
the first return unit 33 is specifically configured to load, by using a broadband module in the bandwidth conversion module, electric quantity information of an electric energy meter that is consistent with an address in the address list of the electric energy meter to be copied into a second broadband carrier signal, send the electric quantity information to a concentrator broadband module in the broadband carrier concentrator, and send the electric quantity information to the concentrator in the broadband carrier concentrator by using the concentrator broadband module.
Preferably, the sending unit is specifically configured to carry, by using a broadband module in the width conversion module, an address in the address list of the to-be-copied electric energy meter that does not exist in the local cache in a second meter reading instruction; the broadband module loads the second meter reading instruction into a micro control unit MCU of the second broadband carrier signal and sends the second meter reading instruction to the broadband-narrowband conversion module, the MCU converts the second broadband carrier signal into a first narrowband carrier signal and then sends the first narrowband carrier signal to a narrowband module in the broadband-narrowband conversion module, and the narrowband module sends the second broadband carrier signal to an electric energy meter narrowband module of a corresponding narrowband carrier electric energy meter so that the electric energy meter narrowband module sends the first narrowband carrier signal to the electric energy meter in the narrowband carrier electric energy meter;
the second receiving unit is specifically configured to receive, by using the narrowband module, a second narrowband carrier signal that is sent by the narrowband module of the electric energy meter and carries self-power information that is transcribed by the electric energy meter according to the second meter reading instruction;
the second return unit is specifically configured to send the second narrowband carrier signal to the MCU by using the narrowband module; the MCU converts the second narrowband carrier signal into a third wideband carrier signal and then sends the third wideband carrier signal to the wideband module; the broadband module transmits the third broadband carrier signal to the concentrator broadband module.
Based on the same technical concept, the embodiment of the present invention further provides an electronic device 400, referring to fig. 6, where the electronic device 400 is configured to implement the meter reading method described in the foregoing method embodiment, and the electronic device 400 of this embodiment may include: a memory 401, a processor 402 and a computer program, such as a meter reading program, stored in the memory and executable on the processor. The processor executes the computer program to implement the steps of the meter reading method embodiments described above, for example, step S11 shown in fig. 3. Alternatively, the processor, when executing the computer program, performs the functions of the modules/units of the apparatus embodiments described above, e.g. 31.
The specific connection medium between the memory 401 and the processor 402 is not limited in the embodiment of the present invention. In the embodiment of the present application, the memory 401 and the processor 402 are connected through the bus 403 in fig. 6, and the bus 403 is shown by a thick line in fig. 6, and the connection manner between other components is only schematically illustrated, but not limited to. The bus 403 may be classified as an address bus, a data bus, a control bus, or the like. For ease of illustration, only one thick line is shown in fig. 6, but not only one bus or one type of bus.
The memory 401 may be a volatile memory (RAM) such as a random-access memory (RAM); the memory 401 may also be a nonvolatile memory (non-volatile memory), such as a read-only memory, a flash memory (flash memory), a Hard Disk Drive (HDD) or a Solid State Drive (SSD), or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer, but is not limited thereto. Memory 401 may be a combination of the above.
A processor 402 for implementing a meter reading method as shown in fig. 3, comprising:
the processor 402 is configured to invoke a computer program stored in the memory 401 to execute a first meter reading instruction sent by a broadband carrier concentrator according to step S11 shown in fig. 3, where the meter reading instruction carries an address list of a to-be-read electric energy meter, step S12 is configured to compare an address in the address list of the to-be-read electric energy meter with an address in a pre-read electric energy meter address list stored in a local cache, where the local cache stores electric quantity information of the electric energy meter obtained according to the pre-meter reading instruction sent by the broadband carrier concentrator and carrying the address list of the pre-read electric energy meter, and step S13 is configured to return, to the broadband carrier concentrator, electric quantity information of the electric energy meter that is consistent with the address in the address list of the to-be-read electric energy meter, so that the broadband carrier concentrator returns to a power consumption collection system platform.
The embodiment of the application also provides a computer readable storage medium which stores computer executable instructions required to be executed by the processor, and the computer readable storage medium contains a program for executing the processor.
In some possible embodiments, each aspect of the meter reading method provided by the present invention may also be implemented in a form of a program product, where the program product includes program code, when the program product runs on an electronic device, where the program code is configured to cause the electronic device to execute the steps in the meter reading method according to the various exemplary embodiments of the present invention described above, for example, the electronic device may execute step S11 shown in fig. 3, where the bandwidth conversion module receives a first meter reading instruction sent by the broadband carrier concentrator, where the meter reading instruction carries a list of to-be-copied electric energy meter addresses, step S12 compares an address in the list of to-be-copied electric energy meter addresses with an address in a pre-copied electric energy meter address list stored in a local buffer, where the local buffer stores electric quantity information of an electric energy meter acquired according to the pre-meter reading instruction sent by the broadband carrier concentrator and returns, to the broadband carrier concentrator, the electric quantity information of an electric energy meter acquired according to the pre-copied electric energy meter address list carried by the pre-copied electric energy meter address list, and step S13, where the electric quantity information of the electric energy meter acquired by the pre-copied electric energy meter is returned to the broadband carrier concentrator and the broadband carrier concentrator is consistent with the address of the electric energy meter.
The program product may employ any combination of one or more readable media. The readable medium may be a readable signal medium or a readable storage medium. The readable storage medium can be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or a combination of any of the foregoing. More specific examples (a non-exhaustive list) of the readable storage medium would include the following: an electrical connection having one or more wires, a portable disk, a hard disk, random Access Memory (RAM), read-only memory (ROM), erasable programmable read-only memory (EPROM or flash memory), optical fiber, portable compact disk read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
The program product for meter reading of embodiments of the present invention may employ a portable compact disc read-only memory (CD-ROM) and include program code and may run on a computing device. However, the program product of the present invention is not limited thereto, and in this document, a readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
The readable signal medium may include a data signal propagated in baseband or as part of a carrier wave with readable program code embodied therein. Such a propagated data signal may take any of a variety of forms, including, but not limited to, electro-magnetic, optical, or any suitable combination of the foregoing. A readable signal medium may also be any readable medium that is not a readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device.
Program code embodied on a readable medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
Program code for carrying out operations of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, C++ or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device, partly on a remote computing device, or entirely on the remote computing device or server. In the case of remote computing devices, the remote computing device may be connected to the user computing device through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computing device (e.g., connected via the Internet using an Internet service provider).
It should be noted that although several units or sub-units of the apparatus are mentioned in the above detailed description, such a division is merely exemplary and not mandatory. Indeed, the features and functions of two or more of the elements described above may be embodied in one element in accordance with embodiments of the present invention. Conversely, the features and functions of one unit described above may be further divided into a plurality of units to be embodied.
Furthermore, although the operations of the methods of the present invention are depicted in the drawings in a particular order, this is not required to either imply that the operations must be performed in that particular order or that all of the illustrated operations be performed to achieve desirable results. Additionally or alternatively, certain steps may be omitted, multiple steps combined into one step to perform, and/or one step decomposed into multiple steps to perform.
It will be apparent to those skilled in the art that embodiments of the present invention may be provided as a method, apparatus, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (devices), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. A meter reading method, comprising:
the method comprises the steps that a wide-narrow conversion module receives a first meter reading instruction sent by a broadband carrier concentrator, wherein the meter reading instruction carries an address list of an electric energy meter to be read;
The wide-narrow conversion module receives a first meter reading instruction sent by the broadband carrier concentrator, and specifically comprises the following steps: a broadband module in a wide-narrow conversion module receives a first broadband carrier signal which is transmitted by a concentrator broadband module in a broadband carrier concentrator and carries a first meter reading instruction, wherein the first meter reading instruction is transmitted to the concentrator in the wide-narrow conversion module by an electricity acquisition system platform and is transmitted to the concentrator broadband module by the concentrator;
comparing the address in the to-be-read electric energy meter address list with the address in the pre-read electric energy meter address list stored in a local cache, wherein the local cache stores electric energy meter electric quantity information acquired according to a pre-meter reading instruction which is sent by the broadband carrier concentrator and carries the pre-read electric energy meter address list;
returning electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read to the broadband carrier concentrator, so that the broadband carrier concentrator returns to an electricity acquisition system platform;
returning electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read to the broadband carrier concentrator, wherein the electric quantity information comprises the following specific steps of: the broadband module in the width conversion module loads the electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read into a second broadband carrier signal, and sends the electric quantity information to the concentrator broadband module in the broadband carrier concentrator, and the concentrator broadband module sends the electric quantity information to the concentrator in the broadband carrier concentrator;
The method further comprises the steps of:
carrying the address in the address list of the electric energy meter to be read, which does not exist in the local cache, in a second meter reading instruction, and sending the second meter reading instruction to the corresponding narrow-band carrier electric energy meter;
receiving self electric quantity information which is transmitted by the narrow-band carrier electric energy meter and is transcribed according to the second meter reading instruction;
and returning the electric quantity information to the broadband carrier concentrator so that the broadband carrier concentrator returns to an electricity acquisition system platform.
2. The method of claim 1, wherein the carrying the address in the address list of the electric energy meter to be read, which is not present in the local buffer, in the second meter reading instruction, and sending the second meter reading instruction to the corresponding narrowband carrier electric energy meter, specifically includes:
the broadband module in the width conversion module carries the address in the address list of the electric energy meter to be read, which does not exist in the local cache, in a second meter reading instruction;
the broadband module loads the second meter reading instruction into a micro control unit MCU of the second broadband carrier signal and sends the second meter reading instruction to the broadband-narrowband conversion module, the MCU converts the second broadband carrier signal into a first narrowband carrier signal and then sends the first narrowband carrier signal to a narrowband module in the broadband-narrowband conversion module, and the narrowband module sends the second broadband carrier signal to an electric energy meter narrowband module of a corresponding narrowband carrier electric energy meter so that the electric energy meter narrowband module sends the first narrowband carrier signal to the electric energy meter in the narrowband carrier electric energy meter; and
The method for receiving the self electric quantity information transcribed according to the second meter reading instruction sent by the narrow-band carrier electric energy meter specifically comprises the following steps:
the narrowband module receives a second narrowband carrier signal which is transmitted by the electric energy meter narrowband module and carries the own electric quantity information transcribed by the electric energy meter according to the second meter reading instruction; and
returning the electric quantity information to the broadband carrier concentrator specifically comprises the following steps:
the narrowband module sends the second narrowband carrier signal to the MCU;
the MCU converts the second narrowband carrier signal into a third wideband carrier signal and then sends the third wideband carrier signal to the wideband module;
the broadband module transmits the third broadband carrier signal to the concentrator broadband module.
3. A meter reading device, comprising:
the first receiving unit is used for receiving a first meter reading instruction sent by the broadband carrier concentrator, wherein the meter reading instruction carries an address list of the electric energy meter to be read;
the first receiving unit is specifically configured to receive, through a wideband module in a wideband carrier concentrator, a first wideband carrier signal carrying a first meter reading instruction sent by a concentrator wideband module in a wideband carrier concentrator, where the first meter reading instruction is sent by an electricity acquisition system platform to the concentrator in the wideband module and is sent by the concentrator to the concentrator wideband module;
The comparison unit is used for comparing the address in the address list of the electric energy meter to be copied with the address in the address list of the pre-copying electric energy meter stored in the local cache, wherein the local cache stores electric quantity information of the electric energy meter, which is obtained according to the pre-reading instruction which is sent by the broadband carrier concentrator and carries the address list of the pre-copying electric energy meter;
the first return unit is used for returning electric quantity information of the electric energy meter consistent with the address in the address list of the electric energy meter to be read to the broadband carrier concentrator so that the broadband carrier concentrator returns to the electricity collection system platform;
the first return unit is specifically configured to load, by using a wideband module in the bandwidth conversion module, electric quantity information of an electric energy meter that is consistent with an address in the address list of the electric energy meter to be copied into a second wideband carrier signal, send the second wideband carrier signal to a concentrator wideband module in the wideband carrier concentrator, and send the second wideband carrier signal to a concentrator in the wideband carrier concentrator by using the concentrator wideband module;
the device further comprises:
the sending unit is used for carrying the address in the address list of the electric energy meter to be read, which is not stored in the local cache, in a second meter reading instruction and sending the second meter reading instruction to the corresponding narrow-band carrier electric energy meter;
The second receiving unit is used for receiving the self electric quantity information which is transmitted by the narrow-band carrier electric energy meter and is transcribed according to the second meter reading instruction;
and the second return unit is used for returning the electric quantity information to the broadband carrier concentrator so as to enable the broadband carrier concentrator to return to the electricity collection system platform.
4. The apparatus of claim 3, wherein the device comprises a plurality of sensors,
the sending unit is specifically configured to carry, by using a broadband module in the width conversion module, an address in the address list of the to-be-copied electric energy meter that does not exist in the local cache in a second meter reading instruction; the broadband module loads the second meter reading instruction into a micro control unit MCU of the second broadband carrier signal and sends the second meter reading instruction to the broadband-narrowband conversion module, the MCU converts the second broadband carrier signal into a first narrowband carrier signal and then sends the first narrowband carrier signal to a narrowband module in the broadband-narrowband conversion module, and the narrowband module sends the second broadband carrier signal to an electric energy meter narrowband module of a corresponding narrowband carrier electric energy meter so that the electric energy meter narrowband module sends the first narrowband carrier signal to the electric energy meter in the narrowband carrier electric energy meter;
the second receiving unit is specifically configured to receive, by using the narrowband module, a second narrowband carrier signal that is sent by the narrowband module of the electric energy meter and carries self-power information that is transcribed by the electric energy meter according to the second meter reading instruction;
The second return unit is specifically configured to send the second narrowband carrier signal to the MCU by using the narrowband module; the MCU converts the second narrowband carrier signal into a third wideband carrier signal and then sends the third wideband carrier signal to the wideband module; the broadband module transmits the third broadband carrier signal to the concentrator broadband module.
5. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the meter reading method according to claim 1 or 2 when executing the program.
6. A computer-readable storage medium, on which a computer program is stored, characterized in that the program, when being executed by a processor, carries out the steps of the meter reading method as claimed in claim 1 or 2.
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