CN110113078B - Carrier wave electricity meter intelligent management method and device based on HPLC - Google Patents
Carrier wave electricity meter intelligent management method and device based on HPLC Download PDFInfo
- Publication number
- CN110113078B CN110113078B CN201910339400.8A CN201910339400A CN110113078B CN 110113078 B CN110113078 B CN 110113078B CN 201910339400 A CN201910339400 A CN 201910339400A CN 110113078 B CN110113078 B CN 110113078B
- Authority
- CN
- China
- Prior art keywords
- electric meter
- information
- meter
- reported
- concentrator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004128 high performance liquid chromatography Methods 0.000 title claims abstract description 50
- 238000007726 management method Methods 0.000 title claims abstract description 38
- 230000005611 electricity Effects 0.000 title claims abstract description 27
- 238000004891 communication Methods 0.000 claims abstract description 75
- 238000000034 method Methods 0.000 claims abstract description 41
- 238000004806 packaging method and process Methods 0.000 claims abstract description 14
- 238000009826 distribution Methods 0.000 claims abstract description 13
- 230000001360 synchronised effect Effects 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims description 21
- 230000008859 change Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 238000004590 computer program Methods 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012790 confirmation Methods 0.000 description 2
- 230000003203 everyday effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010835 comparative analysis Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/542—Systems for transmission via power distribution lines the information being in digital form
-
- 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
-
- 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
Abstract
The invention discloses a carrier wave electricity meter intelligent management method and a carrier wave electricity meter intelligent management device based on HPLC, wherein the method comprises the following steps: s1, searching electric meter information reported in a distribution area according to a specified period, packaging the searched electric meter information according to a first data preset format based on HPLC, and reporting the packaged electric meter information to a concentrator; s2, comparing and judging the reported electric meter information, storing the electric meter information which is not in the concentrator local electric meter file, packaging according to a second preset data format based on HPLC, and reporting to the master station; s3, the master station receives the ammeter information reported by the concentrator, matches and compares the ammeter information with the ammeter file in the master station, updates the ammeter file in the master station, and sends the updated ammeter file to the concentrator; and S4, the concentrator receives the ammeter file issued by the master station to carry out synchronous updating. The invention can realize the intelligent management of the carrier electricity meter based on the HPLC power line carrier communication, thereby greatly improving the collection efficiency and the success rate of the electricity data.
Description
Technical Field
The invention relates to the technical field of power line carrier communication, in particular to an intelligent management method and device for a carrier electric meter of High Performance Liquid Chromatography (HPLC).
Background
In the electricity consumption information acquisition system of platform district, master station and concentrator all use table meter archives table meter communication address that marketing system synchronization comes as the identity to judge, and acquisition system is then through table meter archives collection corresponding table meter, when platform district has taken place new installation, sales counter or table meter change etc. all must carry out corresponding adjustment with table meter archives.
Management to table meter archives, at present usually be after the table meter installation is accomplished, adopt the mode of manual modification archives step by step to realize archives adjustment, modify archives in the marketing system earlier, then synchronous master station collection system archives, send the ammeter archives step by step to table meter installer by the master station finally, table meter asset management personnel, collection system management personnel, marketing system management personnel etc. all grades of personnel, carry out archives adjustment by the archives of the aforesaid all grades of personnel according to issuing, management and operation and maintenance realize the process complicacy, with high costs and inefficiency, it is very easy to take place the mistake simultaneously, in case the record mistake appears in a certain level, can lead to follow-up following production interlocking mistake promptly, make the field collection copy maintain archives unmatched, very big influence the efficiency and the success rate of power consumption information acquisition.
The HPLC power line carrier technology is a high-speed power line communication technology which utilizes a power line as a communication medium to transmit data, and based on the HPLC technology, high-frequency data acquisition can be realized, and the automatic meter reading success rate of the electric energy meter can be effectively improved. The power line communication can be divided into narrow-band low-speed power line communication, narrow-band high-speed power line communication and broadband high-speed power line communication according to the working frequency band, the available bandwidth of the narrow-band power line communication is relatively narrow, the communication service with low transmission rate is intelligently provided, the anti-interference capability is relatively weak, the meter reading success rate is not high, the broadband power line communication facing the power meter reading has a wide bandwidth, the data transmission rate from hundreds of kbps to several Mbps can be provided, the noise of the power line in a high-frequency band is relatively weak, and compared with the narrow-band power line communication, the communication reliability and the stability are remarkably improved. In summary, it is desirable to provide a method for implementing intelligent management of carrier meters based on the HPLC power line carrier technology, so as to greatly improve management efficiency and reduce cost.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the technical problems in the prior art, the invention provides the electric meter data acquisition management method and the device based on the HPLC, which have the advantages of simple implementation method, low cost, high intelligent degree and high efficiency, and can realize the intelligent management of the carrier electric meter based on the HPLC power line carrier communication, so that the electric data acquisition efficiency and the success rate are greatly improved.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a carrier electric meter intelligent management method based on HPLC comprises the following steps:
s1, searching electric meter information reported in a distribution area according to a specified period, packaging the searched electric meter information according to a first data preset format based on an HPLC broadband power carrier communication mode, and reporting the electric meter information to a concentrator, wherein the electric meter information comprises communication address information;
s2, comparing and judging whether the reported electric meter information is in the concentrator local electric meter file or not, storing the electric meter information of the unknown electric meter which is not in the concentrator local electric meter file, packaging according to a second preset data format based on an HPLC broadband power carrier communication mode, and reporting to the master station;
s3, the master station is controlled to receive the ammeter information reported by the concentrator and is matched and compared with the ammeter files in the master station to judge whether the ammeter files are newly added, if so, the ammeter files in the master station are updated, and the updated ammeter files are issued to the concentrator;
and S4, the control concentrator receives the ammeter files issued by the master station to carry out synchronous updating.
As a further improvement of the invention: when the carrier wave electric meter is powered on, the method comprises the following steps: the method comprises the steps that a meter end module of the intelligent electric meter is controlled to read electric meter address information, a slave node registration process is started in a meter reading idle time period, the meter end module registers the read electric meter address information to a routing module, and the routing module is controlled to report the electric meter address information to a concentrator in a routing mode.
As a further improvement of the invention: the step S1 of controlling the searching of the electric meter information reported in the distribution area according to the designated period further includes a step of actively registering the slave node, which includes the following specific steps:
s11, sending a pause command, and stopping a meter reading process;
s12, issuing a slave node active registration instruction, and receiving reported slave node information and/or equipment type information;
s13, when the report registration information is not received within the specified duration, a route running state is issued, and whether to continue reporting is determined according to the working flag state in the running state; when receiving the route working condition change information actively reported by the route, ending the active registration;
s14, file synchronization is carried out according to the reported node information, and a meter reading process is recovered
As a further improvement of the invention: the first data preset format comprises one or more fields of a communication protocol type, a slave node serial number, an equipment type, a total number M of the slave nodes connected in a downward mode, the number M of the slave nodes connected in a downward mode reported this time and a communication address of the slave nodes connected in a downward mode.
As a further improvement of the invention: the second data preset format comprises a first field used for storing the number n of unknown electric meters and a plurality of second fields used for storing information of each unknown electric meter, and one or more of communication addresses, communication protocols, phase positions and carrier signal quality of the unknown electric meters are stored in each second field.
As a further improvement of the present invention, the specific steps of step S3 include: the master station performs file matching after receiving the reported ammeter address information, and issues a meter reading parameter if the reported ammeter address information is in the current ammeter file of the master station; and if the reported electric meter address information is not in the current electric meter file of the main station, updating the electric meter address information to the current electric meter file of the main station, and issuing the updated electric meter file.
As a further improvement of the invention: when the information is reported to the master station in the step S2, the reported information is reported to the master station after being filtered by a preset search blacklist and a search white list, the search blacklist is used for controlling the electric meters which are not allowed to be reported, and the search white list is used for controlling the electric meters which are allowed to be reported; when the matching comparison is performed in the step S3, the search blacklist and the search white list are generated according to the matching comparison result, if the reported electric meter address information is in other station areas, the electric meter address information is added to the search blacklist, if the reported electric meter address information is not in the current electric meter file of the master station, the electric meter address information is added to the search white list, and the generated search white list and the generated black list are issued to a concentrator or a terminal for next search filtering.
As a further improvement of the invention, the method also comprises a step that the master station inquires the unknown electric meter information stored in the concentrator so as to inquire the newly added electric meter information, and the specific steps are as follows: after receiving the query instruction of the master station, the concentrator searches out the information of all newly added electric meters from the stored unknown electric meter information, encapsulates the total quantity of the newly added electric meters and the electric meter information of each newly added electric meter together and then sends the information to the master station, wherein the electric meter information of the newly added electric meters comprises one or more of a communication address, a communication protocol, newly added time and a communication address of a belonging collector.
A carrier wave ammeter intelligent management device based on HPLC, the step includes:
the system comprises a first module, a second module and a concentrator, wherein the first module is used for controlling electric meter information reported in a search area according to a specified period, packaging the searched electric meter information according to a first data preset format based on HPLC (high performance liquid chromatography), and reporting the packaged electric meter information to the concentrator, and the electric meter information comprises communication address information;
the second module is used for comparing and judging whether the reported electric meter information is in the concentrator local electric meter file or not, storing the electric meter information of the unknown electric meter which is not in the concentrator local electric meter file, packaging the electric meter information according to a second preset data format based on HPLC (high performance liquid chromatography), and reporting the electric meter information to the master station;
the third module is used for controlling the master station to receive the electric meter address information reported by the concentrator, match and compare the electric meter address information with the electric meter files in the master station so as to judge whether the electric meter is a newly added electric meter, if so, update the electric meter files in the master station, and send the updated electric meter files to the concentrator;
and the fourth module is used for controlling the concentrator to receive the ammeter files issued by the master station for synchronous updating.
An HPLC-based carrier wave electricity meter intelligent management device comprises a computer device, wherein the computer device is programmed to execute the steps of the method, or a storage medium of the computer device is stored with a computer program which is programmed to execute the method.
Compared with the prior art, the invention has the advantages that:
1. based on an HPLC power carrier communication technology, the invention reports the address information of the newly added electric meter in the automatic search area to the master station, the master station matches the reported meter address with the electric meter shift address in the master station, and automatically and synchronously updates the file of the newly added electric meter information, so that the newly added electric meter can be immediately discriminated and the information of the newly added electric meter can be acquired after the newly added electric meter is installed, the function of immediately installing and acquiring can be realized, the data acquisition rate and the success rate can be effectively improved, the management and operation and maintenance cost can be reduced, and meanwhile, the communication efficiency can be further improved by combining an HPLC broadband power carrier communication mode, and the communication reliability and stability can be improved.
2. The invention is based on an HPLC broadband power carrier communication mode, can perform meter searching operation in real time, and can ensure the timeliness of meter management compared with the traditional narrowband carrier communication mode.
3. The invention takes the address report of the carrier wave electricity meter as a core, after the carrier wave electricity meter is electrified, the meter address is actively reported to the concentrator through the meter, the concentrator or the terminal reports the meter address to the main station through an event report mode, the main station performs file matching on the reported meter address, after the matching is determined to be a newly added meter, the file of the main station acquisition system is synchronously updated by using the information of the newly added meter, and finally the main station issues the file to the concentrator, so that the meter file management of the system data from the bottom meter to the top meter can be realized, and the function of immediate installation and acquisition of the meter can be realized.
4. The invention further matches the archives and the hanging relation of the reported electric meter information through the master station, can timely find the electric meters which are installed in the region but do not issue the meter reading parameters, the newly added electric meters in the region, other electric meters in the region and the like, can timely and accurately synchronously update the electric meter archives after the electric meters are newly added in the region, and simultaneously identifies unnecessary and wrong electric meter reporting events.
5. The invention further generates a white list and a black list according to the matching relation between the reported electric meters and the files each time, and can update the electric meter records needing to be reported and unnecessary to be reported in real time according to each reporting event, thereby filtering out unnecessary and wrong reporting of the electric meter events and simultaneously accurately acquiring the newly added electric meter information required by the district.
Drawings
Fig. 1 is a schematic flow chart of an implementation process of the HPLC-based intelligent management method for carrier electricity meters in this embodiment.
Fig. 2 is a schematic view of a work flow of the control power consumption information acquisition system in the embodiment.
Fig. 3 is a schematic diagram of an execution flow of the control concentrator in this embodiment.
Fig. 4 is a schematic diagram of an execution flow of the local communication module in this embodiment.
Fig. 5 is a schematic diagram of an execution flow of controlling the master station in this embodiment.
Fig. 6 is a schematic diagram illustrating a detailed implementation flow of active registration of a slave node in an embodiment of the present invention.
Fig. 7 is a schematic flow chart illustrating the implementation of the new electric meter file synchronous update in the embodiment of the present invention.
Detailed Description
The invention is further described below with reference to the drawings and specific preferred embodiments of the description, without thereby limiting the scope of protection of the invention.
As shown in fig. 1, the steps of the HPLC-based intelligent management method for carrier electricity meters in this embodiment include:
s1, searching electric meter information reported in a distribution area according to a specified period, packaging the searched electric meter information according to a first data preset format based on an HPLC broadband power carrier communication mode, and reporting the electric meter information to a concentrator, wherein the electric meter information comprises communication address information;
s2, comparing and judging whether the reported electric meter information is in the concentrator local electric meter file or not, storing the electric meter information of the unknown electric meter which is not in the concentrator local electric meter file, packaging according to a second preset data format based on an HPLC broadband power carrier communication mode, and reporting to the master station;
s3, the master station is controlled to receive the ammeter information reported by the concentrator and is matched and compared with the ammeter files in the master station to judge whether the ammeter files are newly added, if so, the ammeter files in the master station are updated, and the updated ammeter files are issued to the concentrator;
and S4, the control concentrator receives the ammeter files issued by the master station to carry out synchronous updating.
The embodiment is based on HPLC power carrier communication technology, reports the address information of the newly added electric meter in the automatic search area to the master station, the master station matches the reported meter address with the electric meter file address in the master station, the information of the newly added electric meters is automatically and synchronously updated, the newly added electric meters can be immediately identified and the information of the newly added electric meters can be acquired after the newly added electric meters are installed, the function of immediate installation and immediate acquisition is realized, the instant installation and acquisition function is that after a carrier meter or a carrier module is newly installed or replaced, normal data calling and measurement and other operations can be carried out in the main station within a certain time, and based on the instant installation and acquisition function, can effectively improve the data acquisition rate and the success rate, solve the problems of unmatched field centralized reading and maintenance files, complex operation and maintenance management and the like, reduce the management and operation and maintenance cost, meanwhile, the communication efficiency can be further improved by combining an HPLC broadband power carrier communication mode, and the communication reliability and stability are improved.
In this embodiment, when the carrier electric meter is powered on, the method includes the steps of: the method comprises the steps of controlling a meter end module of the intelligent electric meter to read electric meter address information, initiating a slave node registration process in a meter reading idle time period, registering the read electric meter address information to a routing module by the meter end module, controlling the routing module to report the electric meter address information to a concentrator in a routing mode, namely controlling the intelligent electric meter to be electrified and automatically reporting the address information, and therefore, taking carrier electric meter address reporting as a core, realizing electric meter file management of data from a bottom meter to a top system, and achieving the purpose of immediate installation and immediate collection. Specifically, after a carrier wave electricity meter is powered on, a meter end module automatically acquires an electricity meter address, a narrow-band carrier wave terminal initiates a slave node registration process in a meter reading idle time period, the meter end module registers the acquired electricity meter address as an MAC address of the meter end module to a routing module, and the routing module reports the electricity meter address information to a concentrator or a terminal to finish automatic address reporting of the meter.
As shown in fig. 2, in this embodiment, a meter address is actively reported to a concentrator or a terminal through a meter, then the concentrator or the terminal reports the meter address to a master station through an event reporting mode, the master station performs file matching on the reported meter address, after determining that a newly added meter is added, the file of a master station acquisition system is synchronously updated by using information of the newly added meter, and finally the master station issues the file to the concentrator or the terminal, and after the carrier meter is newly installed or replaced, operations such as normal data recall and measurement can be performed in the master station, that is, an intelligent meter installing and acquiring function can be realized.
The specific steps of step S1 in this embodiment are: the control concentrator searches electric meter address information reported by the intelligent electric meters in the distribution area according to a specified period, compares the searched reported information with the electric meter address information in the local file respectively, judges whether the reported information is the information of the newly-added intelligent electric meter or not, if the reported information is the information of the newly-added intelligent electric meter, stores the electric meter address information of the newly-added intelligent information, generates a newly-added electric meter event, reports the newly-added electric meter event to the master station, and can automatically find the newly-added or replaced electric meter in the distribution area in time.
For a station area of a narrow-band carrier, limited by communication performance, meter searching can only be performed at an idle time of meter reading every day, and the embodiment can perform meter searching in real time based on an HPLC broadband power carrier communication mode, and can ensure timeliness of meter management compared with a traditional narrow-band carrier communication mode.
In a specific application embodiment, as shown in fig. 3, the concentrator controls to start a table searching process at a specified time every day, store the table searching information reported by the router after receiving the table searching information, compare the table searching information reported by the router with the file of the concentrator itself, store the newly added electric meter information outside the file, generate a newly added electric meter event and notify the master station of the newly added electric meter event, where the newly added electric meter event includes event information such as time for finding an unknown electric energy meter; as shown in fig. 4, after receiving the command of starting the table search at regular time by the concentrator, the local communication module executes the table search, reports the table search result to the concentrator, and reports the result to the master station after being processed by the concentrator; as shown in fig. 5, after receiving the newly added electric meter event reported by the concentrator, the collection master station compares the newly added electric meter event with the marketing system or the collection system file, and if the file relationship of the newly added electric meter information is correct, that is, the newly added electric meter information is in the file and the hanging relationship is consistent with the reported information, adds the newly added electric meter information into the file and sends the file to the concentrator for synchronous update, and if the newly added electric meter event is incorrect, further checks the electric meter information.
In this embodiment, when the step S1 controls to search for the electric meter information reported in the distribution area according to the designated period, the method further includes a step of actively registering the slave node, where the specific steps are as follows:
s11, sending a pause command, and stopping a meter reading process;
s12, issuing a slave node active registration instruction, and receiving reported slave node information and/or equipment type information;
s13, when the report registration information is not received within the specified duration, a route running state is issued, and whether to continue reporting is determined according to the working flag state in the running state; when receiving the route working condition change information actively reported by the route, ending the active registration;
and S14, carrying out file synchronization according to the reported node information, and recovering a meter reading process.
Through the steps, the active registration of the slave node can be carried out in real time, and the real-time meter searching is realized, so that the meter information in the distribution area can be updated in real time.
As shown in fig. 6, in the specific application embodiment, the active registration process of the slave node is as follows:
(1) the concentrator sends a 'pause' command (AFN is 12H-F2), and the meter reading process is stopped;
(2) the concentrator issues 'slave node active registration' (AFN 11H-F5, downlink);
(3) the concentrator receives the reported slave node information and equipment type (AFN is 06H-F4 uplink) or the reported slave node information (AFN is 06H-F1 uplink), saves, processes and confirms the reported information, and repeats the step (3);
(4) when the local communication module does not report the registration information within the appointed time length, the concentrator issues a routing running state (AFN is 10H-F4), and whether to continue reporting is determined according to a working mark state in a running state word; if receiving 'route working condition change information' (AFN is 06H-F3) reported by the route initiatively, knowing that the initiative registration is finished, replying a confirmation message (AFN is 00H-F1) and then terminating the initiative registration process;
(5) the concentrator carries out file synchronization according to the reported node information, and if a meter reading task exists, a 'recovery' command (AFN is 12H-F3) or a 'restart' command (AFN is 12H-F1) can be sent according to the task characteristics, and a meter reading process is started.
In this embodiment, the local module specifically performs communication based on the 1376.2 protocol, after the electric meters searched by the route are reported to the concentrator, the concentrator compares the electric meter information reported with the own meter file according to the meter file of the concentrator, reports the electric meter information outside the meter file to the master station in the form of event reporting of the 1376.1 protocol, and stores the electric meter information outside the file for query and confirmation by the master station.
In this embodiment, the first preset data format includes a communication protocol type, a slave node serial number, a device type, a total number M of slave nodes connected in series, a number M of slave nodes connected in series, a communication address of a slave node connected in series, and the like, and when the concentrator reports an electricity meter event, the concentrator sends data according to the data format, and reports slave node information and the device type to the master station.
The data unit format for reporting the slave node information and the device type in this embodiment is specifically shown in table 1.
Table 1: and reporting the data unit format of the slave node information.
The fields in the data unit format are specifically:
communication protocol type: 00H ═ transparent transmission; 01H-DL/T645-1997; DL/T645-2007, 03H-FFH retention;
slave node sequence number: i.e. the serial number of the slave node in the routing table.
The device type: 00H is the collector; 01H is an electric energy meter; 02H to FFH.
The total number of slave nodes M: when the equipment type is 01H or 00H, M is more than or equal to 32 and more than or equal to 0, wherein M is 0, and the situation that no 485 tables exist under the collector is represented; and M is greater than 0, the total quantity of the 485 tables connected below the collector is represented, and when the device type is 02H, M is equal to 0.
The number m of the subordinate nodes reported this time is as follows: when the device type is 01H or 00H, 8 is more than or equal to M and more than or equal to 0, M is more than or equal to M, M represents the number of 485 tables connected with the current reported collectors, wherein when the device type is 02H, M is 0, and M is 0.
Connecting the communication address of the slave node: when the device type is 01H or 00H, and M >0, the communication address of the 485 electric meter under the collector is represented.
The fields can be configured according to actual requirements.
In this embodiment, when a new electricity meter event is reported to the master station, if a response frame of the master station is not received, the new electricity meter event further includes a step of repeatedly reporting after an interval of specified time, and if the response frame is not received after retry, the step of controlling to report the reporting event cycle that the master station does not confirm to receive to the master station according to the specified interval time until the master station replies the response frame. If the concentrator or the terminal reports the event to the master station offline, the event reporting will fail, and in this embodiment, when the response frame of the master station is not received, the event reporting is ensured to be successful by periodically and repeatedly reporting until the master station replies the response, so that the problem that the master station cannot receive a new table address because the concentrator is offline when actively reporting the table address is solved.
In this embodiment, the second data preset format includes a first field for storing the number n of unknown electric meters and a plurality of second fields for storing information of each unknown electric meter, and each second field stores information of unknown electric meters, such as a communication address, a communication protocol, a phase, and carrier signal quality.
In this embodiment, the concentrator forms the electric meter information outside the archive into an unknown electric meter event record (ERC35), and reports the unknown electric meter event record (ERC35) to the master station in an event reporting mode of 1376.1 protocol, where a data format of the unknown electric meter event record (ERC35) is specifically shown in table 2.
Table 2: and finding the data format of the unknown electric meter event record ERC 35.
The signal quality fields received by the phase and the finder of the unknown electric meter are as follows: D7-D5 represent the C phase, B phase and A phase of the actual phase of the ammeter in sequence according to the bit: setting '1' to be valid, setting '0' to be invalid, D4 to be standby, and D3-D0 codes represent the quality of received carrier signals, and the numerical value range is 1-15.
The unknown electric meter communication protocol fields are D7-D2 for standby, D1-D0 codes represent electric meter communication protocols, the numerical range is 0-3, 0 represents DL/T645-.
In this embodiment, the specific step of step S3 includes: the main station carries out file matching after receiving the reported ammeter address information, if the reported ammeter address information is in the current ammeter file of the main station, the reported ammeter address information is indicated to belong to the region, automatic issuing of meter reading parameters is controlled, ammeters which are installed in the region but have not issued meter reading parameters can be found, and the meter reading parameters can be issued in time; if the reported electric meter address information is not in the current electric meter file of the main station, namely the possibility of newly adding an electric meter is indicated, the electric meter address information is updated to the current electric meter file of the main station, the updated electric meter file is issued, the newly added electric meter in the distribution area can be found in time, and the electric meter file can be synchronously updated in time. Through carrying out archives and the matching of the hitching relation to the reported ammeter information, the ammeter which is installed in the region but does not issue the meter reading parameters, the newly-added ammeter in the region, other region ammeters and the like can be found in time, the ammeter archives can be synchronously updated after the newly-added ammeter in the region is added in time and accurately, and unnecessary and wrong ammeter reporting events can be identified at the same time.
In this embodiment, when the information is reported to the master station in step S2, the reported information is reported to the master station after being filtered by a preset search blacklist and a search white list, the search blacklist is used to control the electric meters which are not allowed to be reported, the search white list is used to control the electric meters which are allowed to be reported, the white list and the black list are set to control the electric meter information which is allowed to be reported to the master station, and unnecessary reporting events can be filtered; when the matching comparison is performed in step S3, a search blacklist and a search white list are generated according to the matching comparison result, if the reported electric meter address information is in other districts, the electric meter address information is added to the search blacklist, if the reported electric meter address information is not in the current electric meter file of the master station, the electric meter address information is added to the search white list, and the generated search white list and the black list are issued to a concentrator or a terminal for next search filtering.
In this embodiment, the white list and the black list are specifically determined according to a matching relationship between the reported electric meter and the electric meter file in the master station, and the white list is a record that the reported electric meter cannot find the electric meter file in the collected file or the marketing file according to the communication address; the blacklist is the record of the reported ammeter which has a corresponding file in the collection file or the marketing file according to the communication address, but the hanging relation is inconsistent with the reporting relation; if the reported electric meter has corresponding electric meter files in the collection files or the marketing files according to the communication address, and the electric meter records with the hanging connection relation consistent with the reporting relation are added into the formal files. The white list and the black list are generated according to the matching relation between the reported electric meters and the files every time, the electric meter records needing to be reported and unnecessary to be reported can be updated in real time according to the reporting event every time, unnecessary and wrong reporting of the electric meter events is filtered, and meanwhile, newly added electric meter information needed by the distribution room is accurately obtained.
In this embodiment, an automatic meter searching parameter is set for a concentrator or a terminal, the concentrator or the terminal searches meters in the local area at regular time, and the automatic meter searching parameter is compared with a preset meter reading file to find an electric meter installed in the local area but not issuing a meter reading parameter, and the electric meter is recorded in a meter searching result and reported to an acquisition master station; the collection master station carries out file matching on the electric meters reported by the concentrator or the terminal, if the electric meter files of the electric meter address are found under the region or the terminal, meter reading parameters are automatically issued, if the electric meter files are found under other regions, the meter information is issued to the concentrator or the terminal in a blacklist mode, if the meter files are found not to find corresponding files in the collected files, the meter information is issued to the terminal in a whitelist mode, and therefore the meter information is reported again for correction next time.
As shown in fig. 7, in a specific application embodiment of the present invention, first, the reporting event of the concentrator is searched, and after the reporting event is analyzed and stored in a storage, the event table and the reporting record are searched to obtain the address information of the electric meter automatically reported by the newly added meter; then, carrying out comparative analysis, searching a local file C _ Meter according to a table address for a newly added table, adding the newly added table into a white list if the electric Meter file cannot be found in the local file C _ Meter, searching a related acquisition point in the local file C _ Meter, adding information of the newly added table into a formal file if the found acquisition point is consistent with the acquisition point reported by the record, namely the newly added table belongs to the current station area and the hooking relationship is consistent, and adding the newly added table into a black list if the found acquisition point is inconsistent with the acquisition point reported by the record, namely the hooking relationship is consistent, namely the newly added table does not belong to the current station area; and then automatically updating the file setting, and controlling the reported ammeter information to be added into a blacklist and a white list and to be added into a formal file according to the recording state, so that the newly added ammeter can be found in time after being installed, and the ammeter file can be automatically and synchronously updated.
In this embodiment, the method further includes the step of querying, by the master station, the unknown electric meter information stored in the concentrator to query the information of the newly added electric meter, where the specific steps are as follows: after receiving the query instruction of the master station, the concentrator searches out the information of all newly added electric meters from the stored unknown electric meter information, encapsulates the total quantity of the newly added electric meters and the electric meter information of each newly added electric meter and then sends the information to the master station, wherein the electric meter information of the newly added electric meters comprises a communication address, a communication protocol, newly added time, a communication address of a belonging collector and the like, so that the query function of the master station is realized, and the loss in the event reporting process can be effectively prevented.
In this embodiment, after the concentrator stores the electric meter information outside the archive, the concentrator provides the main station with the stored electric meter information to query and confirm the newly added electric meter information, and the newly added electric meter information stored in the concentrator is deleted each time the meter searching is started. When the primary station queries the information stored in the concentrator, the downlink data format is shown in table 3, and the uplink data format is shown in table 4.
Table 3: and (4) downlink data format.
| Data content | Data format | Number of bytes |
| Starting number s | BIN | 2 |
| Number of queries n | BIN | 1 |
Table 4: and (4) uplink data format.
The carrier electric meter intelligent management device based on HPLC comprises the following steps:
the first module is used for controlling the searching of the electric meter information reported in the distribution area according to the designated period, packaging the searched electric meter information according to a first data preset format based on HPLC and reporting the packaged electric meter information to the concentrator, wherein the electric meter information comprises communication address information;
the second module is used for comparing and judging whether the reported electric meter information is in the concentrator local electric meter file or not, storing the electric meter information of the unknown electric meters which are not in the concentrator local electric meter file, packaging the electric meter information of all the unknown electric meters according to a second preset data format based on HPLC and reporting the packaged electric meter information to the master station;
the third module is used for controlling the master station to receive the electric meter address information reported by the concentrator, match and compare the electric meter address information with the electric meter files in the master station so as to judge whether the electric meter is a newly added electric meter, if so, update the electric meter files in the master station, and send the updated electric meter files to the concentrator;
and the fourth module is used for controlling the concentrator to receive the ammeter files issued by the master station for synchronous updating.
In this embodiment, the HPLC-based carrier electric meter intelligent management apparatus corresponds to the HPLC-based carrier electric meter intelligent management apparatus one to one, and details are not repeated here.
This embodiment realizes that smart electric meter installs the automatic control device who adopts promptly, still can be: comprising a computer device programmed to perform the steps of the above method or a storage medium of the computer device having stored thereon a computer program programmed to perform the above method.
The foregoing is considered as illustrative of the preferred embodiments of the invention and is not to be construed as limiting the invention in any way. Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (8)
1. A carrier electric meter intelligent management method based on HPLC is characterized by comprising the following steps:
s1, controlling to search the electric meter information reported in the platform area according to a specified period, packaging the searched electric meter information according to a first preset data format based on an HPLC broadband power carrier communication mode, and reporting the electric meter information to the concentrator, wherein the electric meter information comprises communication address information, and the first preset data format comprises one or more fields of a communication protocol type, a slave node serial number, an equipment type, a total quantity M of the next slave nodes, a quantity M of the next slave nodes reported this time and a communication address of the next slave nodes; when the carrier wave electric meter is powered on, the method comprises the following steps: the method comprises the steps that a meter end module of the intelligent electric meter is controlled to read electric meter address information, a slave node registration process is initiated in a meter reading idle time period, the meter end module registers the read electric meter address information to a routing module, and the routing module is controlled to report the electric meter address information to a concentrator in a routing mode;
s2, comparing and judging whether the reported electric meter information is in a concentrator local electric meter file, storing the electric meter information of the unknown electric meters which are not in the concentrator local electric meter file, packaging the electric meter information according to a second preset data format based on an HPLC broadband power carrier communication mode, and reporting the electric meter information to a main station, wherein the second preset data format comprises a first field for storing the number n of the unknown electric meters and a plurality of second fields for storing each piece of unknown electric meter information;
s3, the master control station receives the electric meter information reported by the concentrator and matches and compares the electric meter information with the electric meter files in the master station to judge whether the electric meter is a newly added electric meter, if so, the electric meter files in the master station are updated, and the updated electric meter files are issued to the concentrator;
and S4, the control concentrator receives the electric meter file sent by the master station to carry out synchronous updating.
2. The HPLC-based intelligent management method for carrier electric meters, according to claim 1, wherein the step of controlling in step S1 the search for electric meter information reported in the distribution area according to a specified period further includes a step of actively registering from the node, and includes the specific steps of:
s11, sending a pause command, and stopping the meter reading process;
s12, issuing an active registration instruction of the slave node, and receiving reported slave node information and/or equipment type information;
s13, when the report register information is not received in the appointed time, the route running state is sent down, and whether to continue reporting is determined according to the working mark state in the running state; when receiving the route working condition change information actively reported by the route, ending the active registration;
and S14, carrying out file synchronization according to the reported node information, and recovering the meter reading process.
3. The HPLC-based intelligent management method for carrier electric meters, according to claim 1, wherein: and unknown electric meter information of one or more of communication address, communication protocol, phase and carrier signal quality is stored in each second field.
4. An intelligent management method for carrier electric meters based on HPLC according to any one of claims 1-3, wherein the specific step of the step S3 includes: the master station performs file matching after receiving the reported ammeter address information, and issues a meter reading parameter if the reported ammeter address information is in the current ammeter file of the master station; and if the reported electric meter address information is not in the current electric meter file of the main station, updating the electric meter address information to the current electric meter file of the main station, and issuing the updated electric meter file.
5. The intelligent management method for the carrier wave electricity meters based on the HPLC as recited in any one of claims 1 to 3, wherein when the information is reported to the master station in the step S2, the reported information is reported to the master station after being filtered by a preset search blacklist and a search white list, the search blacklist is used for controlling the electricity meters which are not allowed to be reported, and the search white list is used for controlling the electricity meters which are allowed to be reported; when the matching comparison is performed in the step S3, the search blacklist and the search white list are generated according to the matching comparison result, if the reported electric meter address information is in other distribution areas, the electric meter address information is added to the search blacklist, if the reported electric meter address information is not in the current electric meter file of the master station, the electric meter address information is added to the search white list, and the generated search white list and the generated black list are issued to the concentrator or the terminal for the next search filtering.
6. An intelligent management method for carrier electric meters based on HPLC according to any one of claims 1-3, further comprising the step of the master station inquiring the unknown electric meter information stored in the concentrator to inquire the newly added electric meter information, the specific steps being: after receiving the query instruction of the master station, the concentrator searches out the information of all newly added electric meters from the stored unknown electric meter information, encapsulates the total quantity of the newly added electric meters and the electric meter information of each newly added electric meter together and then sends the information to the master station, wherein the electric meter information of the newly added electric meters comprises one or more of a communication address, a communication protocol, newly added time and a communication address of a belonging collector.
7. The utility model provides a carrier wave ammeter intelligent management device based on HPLC which characterized in that, the step includes:
the system comprises a first module, a second module and a central processing unit, wherein the first module is used for controlling electric meter information reported in a search area according to a specified period, packaging the searched electric meter information according to a first preset data format based on HPLC (high performance liquid chromatography), and reporting the electric meter information to the central processing unit, wherein the electric meter information comprises communication address information, and the first preset data format comprises one or more fields of a communication protocol type, a slave node serial number, an equipment type, a total quantity M of slave nodes connected in a downward mode, a quantity M of slave nodes connected in the current report, and a communication address of the slave nodes connected in the downward mode; when the carrier wave electric meter is powered on, the method comprises the following steps: the method comprises the steps that a meter end module of the intelligent electric meter is controlled to read electric meter address information, a slave node registration process is initiated in a meter reading idle time period, the meter end module registers the read electric meter address information to a routing module, and the routing module is controlled to report the electric meter address information to a concentrator in a routing mode; when the carrier wave electricity meter is powered on, a meter end module of the intelligent electricity meter is controlled to read the address information of the electricity meter, a slave node registration process is initiated in a meter reading idle time period, the meter end module registers the read address information of the electricity meter to a routing module, and the routing module is controlled to report the address information of the electricity meter to a concentrator in a routing mode;
the second module is used for comparing and judging whether the reported electric meter information is in the concentrator local electric meter file or not, storing the electric meter information of the unknown electric meters which are not in the concentrator local electric meter file, packaging the electric meter information according to a second preset data format based on HPLC (high performance liquid chromatography), and reporting the electric meter information to the master station, wherein the second preset data format comprises a first field for storing the number n of the unknown electric meters and a plurality of second fields for storing the information of each unknown electric meter;
the third module is used for controlling the master station to receive the electric meter address information reported by the concentrator, match and compare the electric meter address information with the electric meter files in the master station so as to judge whether the electric meter is a newly added electric meter, if so, update the electric meter files in the master station, and send the updated electric meter files to the concentrator;
and the fourth module is used for controlling the concentrator to receive the ammeter files issued by the master station for synchronous updating.
8. An HPLC-based carrier meter intelligent management device comprising a computer device, characterized in that said computer device is programmed to perform the steps of the method according to any one of claims 1 to 6, or in that a storage medium of said computer device has stored thereon a computer program programmed to perform the method according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910339400.8A CN110113078B (en) | 2019-04-25 | 2019-04-25 | Carrier wave electricity meter intelligent management method and device based on HPLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910339400.8A CN110113078B (en) | 2019-04-25 | 2019-04-25 | Carrier wave electricity meter intelligent management method and device based on HPLC |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110113078A CN110113078A (en) | 2019-08-09 |
| CN110113078B true CN110113078B (en) | 2021-09-21 |
Family
ID=67486723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910339400.8A Active CN110113078B (en) | 2019-04-25 | 2019-04-25 | Carrier wave electricity meter intelligent management method and device based on HPLC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110113078B (en) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110764801B (en) * | 2019-09-29 | 2024-02-27 | 国网湖南省电力有限公司 | Remote upgrading method and device for high-speed power line carrier |
| CN110932883A (en) * | 2019-10-28 | 2020-03-27 | 国网江苏省电力有限公司电力科学研究院 | Module management method for power consumption information acquisition system modular terminal |
| CN111007312B (en) * | 2019-11-04 | 2022-04-22 | 广西电网有限责任公司 | Identification method of multiple intelligent meters under centralized metering system and centralized metering system |
| CN111064497B (en) * | 2019-11-15 | 2022-04-19 | 国网河南省电力公司驻马店供电公司 | Acquisition, operation and maintenance system based on HPLC (high performance liquid chromatography) platform area |
| CN110995320B (en) * | 2019-12-27 | 2022-05-10 | 国网河北省电力有限公司电力科学研究院 | Three-phase electricity consumption data acquisition method based on broadband carrier communication |
| CN111767292A (en) * | 2020-05-26 | 2020-10-13 | 宁波三星医疗电气股份有限公司 | Ammeter communication module file fault tolerance method |
| CN112114846A (en) * | 2020-08-18 | 2020-12-22 | 上海汉枫电子科技有限公司 | Batch setting method based on smart electric meter serial port DLT645 |
| CN112114990B (en) * | 2020-08-31 | 2022-04-26 | 宁波三星医疗电气股份有限公司 | Method for detecting version abnormity of carrier module |
| CN112134354B (en) * | 2020-09-02 | 2022-07-08 | 国电南瑞科技股份有限公司 | Marketing and distribution data fusion method based on HPLC communication |
| CN112102605A (en) * | 2020-09-17 | 2020-12-18 | 杭州海兴泽科信息技术有限公司 | Electric energy meter event reporting method and system, electric energy meter event acquiring method and readable storage medium |
| CN112365700A (en) * | 2020-10-27 | 2021-02-12 | 广东电网有限责任公司广州供电局 | Low-voltage centralized meter reading method and device |
| CN112418622B (en) * | 2020-11-12 | 2022-12-09 | 贵州电网有限责任公司 | Method for relatively positioning equipment for unknown electric meters in transformer area |
| CN112732325B (en) * | 2020-12-22 | 2022-08-09 | 国网湖南省电力有限公司供电服务中心（计量中心） | Software comparison and record-making method and system for HPLC communication module |
| CN112867102B (en) * | 2021-01-14 | 2022-12-20 | 深圳海令科技有限公司 | PLC-IoT equipment networking method and device |
| CN113591027A (en) * | 2021-07-05 | 2021-11-02 | 宁波三星医疗电气股份有限公司 | Method for realizing file synchronization between concentrator and local communication module |
| CN113659713A (en) * | 2021-07-23 | 2021-11-16 | 石家庄科林电气股份有限公司 | Plug and play method for power distribution internet of things end-side equipment based on HPLC communication |
| CN113727217B (en) * | 2021-09-08 | 2024-01-30 | 南方电网数字电网科技(广东)有限公司 | Near field communication-based electric household meter information processing system |
| CN113970893A (en) * | 2021-09-10 | 2022-01-25 | 江苏方天电力技术有限公司 | Power consumption monitoring terminal equipment and immediate installation and immediate acquisition method thereof |
| CN114124160B (en) * | 2021-10-29 | 2023-03-28 | 宁波三星智能电气有限公司 | one-table-one-PSK (phase Shift keying) adaptation method suitable for PLC (programmable logic controller) carrier safety |
| CN114095895A (en) * | 2021-11-23 | 2022-02-25 | 云南电网有限责任公司电力科学研究院 | Intelligent sensing terminal communication self-adaptive data acquisition method and device |
| CN114374888A (en) * | 2021-12-14 | 2022-04-19 | 国网江苏省电力有限公司淮安供电分公司 | Automatic meter reading method, system and device based on multiple simultaneous multi-meter and multi-data items of HPLC |
| CN114792972B (en) * | 2022-03-08 | 2023-10-13 | 南方电网电力科技股份有限公司 | Low-voltage area topological relation carding method and device |
| CN114759953B (en) * | 2022-06-13 | 2022-09-02 | 佳源科技股份有限公司 | Logic phase selection method applied to HPLC |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104978627A (en) * | 2015-06-13 | 2015-10-14 | 烟台东方威思顿电气股份有限公司 | Inner energy meter file updating method of electric force acquisition terminal |
| CN106447236A (en) * | 2016-11-07 | 2017-02-22 | 湖南华烨智能通信技术股份有限公司 | Electric energy meter file management method and system of power utilization information acquisition system |
| CN106603308A (en) * | 2017-01-03 | 2017-04-26 | 国网浙江省电力公司宁波供电公司 | Method and system for household meter dynamic registration and stage area identification |
| US10103666B1 (en) * | 2015-11-30 | 2018-10-16 | University Of South Florida | Synchronous generator modeling and frequency control using unscented Kalman filter |
| CN109360400A (en) * | 2018-12-06 | 2019-02-19 | 青岛东软载波科技股份有限公司 | A kind of newly-increased meter i.e. kilowatt meter reading-out system adopted of dress from bottom to top |
| CN109639321A (en) * | 2018-12-21 | 2019-04-16 | 云南电网有限责任公司电力科学研究院 | The family Tai Qu based on power wire broadband carrier communication becomes relationship identification system and method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102299977A (en) * | 2011-08-08 | 2011-12-28 | 深圳市金正方科技有限公司 | Method for automatic register of electric energy meter by collector and collector |
| CN105336138A (en) * | 2015-10-28 | 2016-02-17 | 深圳市科陆电子科技股份有限公司 | Method and system for wireless electricity meter to be automatically registered to concentrator |
| DE102016112362B4 (en) * | 2016-07-06 | 2018-07-05 | Beckhoff Automation Gmbh | Concept for range extension for a combined data and power line |
-
2019
- 2019-04-25 CN CN201910339400.8A patent/CN110113078B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104978627A (en) * | 2015-06-13 | 2015-10-14 | 烟台东方威思顿电气股份有限公司 | Inner energy meter file updating method of electric force acquisition terminal |
| US10103666B1 (en) * | 2015-11-30 | 2018-10-16 | University Of South Florida | Synchronous generator modeling and frequency control using unscented Kalman filter |
| CN106447236A (en) * | 2016-11-07 | 2017-02-22 | 湖南华烨智能通信技术股份有限公司 | Electric energy meter file management method and system of power utilization information acquisition system |
| CN106603308A (en) * | 2017-01-03 | 2017-04-26 | 国网浙江省电力公司宁波供电公司 | Method and system for household meter dynamic registration and stage area identification |
| CN109360400A (en) * | 2018-12-06 | 2019-02-19 | 青岛东软载波科技股份有限公司 | A kind of newly-increased meter i.e. kilowatt meter reading-out system adopted of dress from bottom to top |
| CN109639321A (en) * | 2018-12-21 | 2019-04-16 | 云南电网有限责任公司电力科学研究院 | The family Tai Qu based on power wire broadband carrier communication becomes relationship identification system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110113078A (en) | 2019-08-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110113078B (en) | Carrier wave electricity meter intelligent management method and device based on HPLC | |
| CN110111556B (en) | Automatic control method and device for realizing instant installation and instant collection of intelligent electric meter | |
| CN108257374B (en) | Identification method and device of user-to-user relationship | |
| CN102592422A (en) | Centralized ammeter reading system collector and ammeter asset number collection and management method | |
| CN109743191B (en) | Accurate positioning centralized processing system, method and device for equipment alarm | |
| CN112071050A (en) | Concentrator terminal and electricity consumption data acquisition system | |
| CN105788226A (en) | Broadband carrier parallel meter reading method and broadband carrier parallel meter reading system | |
| CN113517688B (en) | Low-voltage area topology identification method and computer medium | |
| CN113659713A (en) | Plug and play method for power distribution internet of things end-side equipment based on HPLC communication | |
| CN111147959B (en) | Processing method and device for change information of centralized meter reading system equipment and computer equipment | |
| CN114374888A (en) | Automatic meter reading method, system and device based on multiple simultaneous multi-meter and multi-data items of HPLC | |
| CN106781415B (en) | Method and system for automatically maintaining communication parameters of centralized meter reading collector | |
| CN113630156A (en) | Method for identifying starting area of crosstalk area by judging carrier signal | |
| CN201097457Y (en) | Railway signal monitoring network system based on ZigBee | |
| CN102034163A (en) | Method and system for managing asset information of telecommunication equipment | |
| CN112134354B (en) | Marketing and distribution data fusion method based on HPLC communication | |
| CN103744901A (en) | Intelligent substation double-host history data synchronously-storing system and device | |
| CN107909796A (en) | A kind of compound acquisition system of dual input multilist and method | |
| CN115940429A (en) | Data acquisition and line loss analysis method based on broadband carrier | |
| CN104703153A (en) | Short message intercepting method and system applicable to data exchange of internal and external network isolated environments | |
| CN111612333B (en) | Metering resource union management system and method | |
| CN103619064A (en) | Wireless network-based methods for requiring and locating nodes and transferring data | |
| CN111882296A (en) | Pipe valve management system | |
| CN105488608A (en) | Configuration-free rack server information acquisition method and system | |
| CN116055920B (en) | Program upgrading method and system of communication module and electricity consumption information acquisition system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |