CN214098666U

CN214098666U - Electric power meter reading system based on broadband power carrier and Bluetooth circuit breaking collector

Info

Publication number: CN214098666U
Application number: CN202022019459.XU
Authority: CN
Inventors: 苏守志; 邹连明
Original assignee: Ningbo Sanxing Electric Co Ltd
Current assignee: Ningbo Sanxing Electric Co Ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-08-31
Anticipated expiration: 2030-09-15

Abstract

The utility model relates to an electric power system of checking meter based on broadband power line carrier and bluetooth collector that opens circuit, the system includes platform district energy control module (1), a N ammeter terminal (2), the system still includes that M communicates with platform district energy control module (1) with broadband power line carrier HPLC and opens circuit collection module (3) with bluetooth and a N ammeter terminal interactive HPLC bluetooth, M < N. The system greatly improves the data acquisition efficiency and stability, reduces the hardware cost and truly reproduces the physical network topology of the meter end.

Description

Electric power meter reading system based on broadband power carrier and Bluetooth circuit breaking collector

Technical Field

The utility model relates to an electric energy meter field especially relates to an electric power system of checking meter based on broadband power line carrier and bluetooth collector that opens circuit.

Background

The existing electric meter reading system adopts a high-speed broadband transmission technology, configures an acquisition task, and concurrently reads and controls the electric meters one by one in a polling mode. The physical network topology based on the broadband power carrier and the signal injection technology can realize the physical topology application to the meter end.

However, the existing power meter reading system has many problems, because a power controller of a distribution area controls a plurality of N electric meters, if one electric meter signal is weak, a delay is needed to confirm that the communication interaction of the electric meter is effective, which may affect the communication interaction timeliness of other normal electric meters; the limitation of the polling mode causes that when one ammeter has an emergency, data cannot be reported in time, and the invalidity of the data is influenced; in addition, the limitation of the polling mechanism makes it impossible to play a good role in an application environment where a large number of terminals are accessed and urgent data are required to be reported according to a specified time even if a broadband extended power transmission technology is adopted; and the one-to-many network physical topological structure ensures that each ammeter needs to be provided with a disconnection collector in order to ensure the timely and efficient receiving and sending of information, so that the requirement on the volume of the meter box is high, and the hardware investment cost is greatly increased.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, an object of the utility model is to provide a power meter reading system based on broadband power line carrier and bluetooth collector that opens circuit, this system is based on the realization data information that broadband power line carrier technique and bluetooth technique can be fine in time mutual, effectively realizes the network topology function, the cost is reduced.

In order to realize the purpose, the technical scheme of the utility model is that: the utility model provides an electric power meter reading system based on broadband power line carrier and bluetooth collector that opens circuit, the system includes platform district energy control module, a N ammeter terminal, its characterized in that:

the system also comprises M HPLC Bluetooth open circuit acquisition modules which are communicated with the platform area energy control module through a broadband power carrier HPLC and interact with N electric meter terminals through a Bluetooth technology, wherein M is less than N.

Furthermore, the station area energy control module and the HPLC Bluetooth disconnection acquisition module respectively comprise an HPLC communication module for performing information interaction communication by using a broadband power carrier HPLC.

Furthermore, a signal injection identification unit capable of sending commands to the HPLC Bluetooth open circuit acquisition module is arranged in the platform area energy control module, and a signal injection identification unit capable of sending commands to an ammeter terminal is arranged in the HPLC Bluetooth open circuit acquisition module.

Furthermore, the HPLC Bluetooth is provided with a Bluetooth communication module in the open circuit collection module, and a Bluetooth transmission unit is correspondingly arranged in the ammeter terminal.

Furthermore, a Bluetooth access ammeter phase identification module which is communicated with a Bluetooth transmission unit in an ammeter terminal is arranged in the HPLC Bluetooth open circuit collection module.

Furthermore, the HPLC Bluetooth open circuit collection module and the district energy control module are both provided with data center modules capable of analyzing and processing data.

Furthermore, the HPLC Bluetooth open circuit acquisition module and the electric meter terminal are both provided with a power supply module.

Furthermore, the HPLC Bluetooth open circuit collection module is provided with a collection module used for collecting the terminal information of the electric meter.

Furthermore, metering units are arranged in the platform area energy control module, the HPLC Bluetooth disconnection acquisition module and the electric meter terminal.

Further, the value of N is 100, the value of M is 5, and the Bluetooth of the system is a Bluetooth 5.0 technology.

Compared with the prior art, the utility model has the advantages of: a plurality of HPLC Bluetooth open circuit acquisition modules are added in a previous one-to-many energy controller-N electric meter mode, so that the communication and network topology functions of an energy controller-collector-acquisition terminal are effectively realized, the reporting timeliness of electric meter events is improved, electric meter event data is acquired and stored more stably, the hardware cost is reduced, and high power consumption caused by a transmission technology is greatly relieved.

Drawings

Fig. 1 is a block diagram of the present application.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1 be the utility model discloses an embodiment of electric power meter reading system based on broadband power line carrier and bluetooth collector that opens circuit, this system include that district energy control module 1, a N ammeter terminal 2 and M communicate with district energy control module 1 with broadband power line carrier HPLC and open circuit collection module 3 with bluetooth and the interactive HPLC bluetooth of a N ammeter terminal 2, and the number of this N is greater than M's number far away.

Therefore, an HPLC (high performance liquid chromatography) Bluetooth disconnection collector is arranged between the original station area energy control module 1 and an electric meter terminal, communication and network topology functions from the collector to the collection terminal can be provided based on deep application of an HPLC communication technology, metering data of an electric meter copied by the collector is effectively provided based on deep application of the Bluetooth communication technology, the reporting timeliness of an electric meter event is improved, and the system can more stably obtain and store the electric meter event data; and a time-sharing working mechanism of the HPLC and the Bluetooth communication module is adopted, so that the success rate and the efficiency of electric meter data acquisition in the transformer area are greatly improved.

All include in this district energy control module 1 and the collection module 3 that opens circuit with the HPLC bluetooth and carry out information interactive communication's HPLC communication module, simultaneously, be equipped with in the district energy control module 1 and can open circuit the signal injection recognition unit that collection module 3 sent the order to the HPLC bluetooth, have in the collection module 3 that opens circuit of HPLC bluetooth and can send the signal injection recognition unit of order to ammeter terminal 2.

Meanwhile, metering units are arranged in the platform area energy control module 1, the HPLC Bluetooth open circuit acquisition module 3 and the electricity meter terminal 2, a Bluetooth communication module is arranged in the HPLC Bluetooth open circuit acquisition module 3, and a Bluetooth transmission unit is correspondingly arranged in the electricity meter terminal 2; and a Bluetooth access ammeter phase identification module communicated with a Bluetooth transmission unit in the ammeter terminal is also arranged in the HPLC Bluetooth disconnection acquisition module.

Based on bluetooth communication transmission's mode, can realize the ammeter incident and report in time fast, make original HPLC polling and 485 polling modes of whole electric wire netting comparison to the perception efficiency of ammeter incident, efficiency obtains greatly promoting, conveniently realize the field maintenance to the table case end simultaneously, greatly make things convenient for maintainer's operation, be convenient for moreover with less electric quantity supply, the report of notice is fallen in the maintenance power, greatly make things convenient for the hardware supply circuit design, reach and fall originally from the technique on the internal power supply technique.

By adopting the design, the system can realize that the energy control module of the transformer area sends information to the collector, and then the information is distributed to the corresponding ammeter terminal which is respectively responsible for the collector, and the physical topological structure from the collector to the ammeter box is skillfully realized by utilizing the signal injection technology, so that the physical topological graph in the transformer area is really restored; and when the real-time data and the minute freezing data of the access ammeter are rapidly collected, the actual installation position of the ammeter in the ammeter box can be realized based on an accurate positioning algorithm of a Bluetooth 5.0 technology, the data collected by the ammeter in real time is analyzed in real time by combining an internal metering unit, and the access phase of the access ammeter in the ammeter box and a physical topological graph of the complete access ammeter in a transformer area are obtained.

As shown in fig. 1, data center modules capable of analyzing and processing data are respectively arranged in the HPLC bluetooth open circuit collection module 3 and the distribution room energy control module 1, a power supply module is respectively arranged in the HPLC bluetooth open circuit collection module 3 and the electricity meter terminal 2, and the HPLC bluetooth open circuit collection module 3 is provided with a collection module for collecting information of the electricity meter terminal 2.

For example, if a conventional one-to-many physical topology structure is adopted, 500 electric meter terminals are simultaneously accessed to a power communication gateway CCO, the communication rate of HPLC is 100Kbps, and the size of a message in polling communication of each electric meter terminal is 100 bytes, the time for successful polling of a single device is 15-30ms, the transmission time for completing the reporting of emergency data (event) of one device under the best condition and state needs 15S at most, and meanwhile, the online real-time power consumption needs about 5000 w/h of electric energy.

And if 15 meters are accessed into the average electric energy meter according to the meter box according to the design mode of the application, the quantity of the HPLC Bluetooth open circuit collectors equipped in the energy control module of one station area is 30-40, the reporting of the emergency of one electric meter is completed according to the time calculation of the polling of the HPLC single equipment, 2S is expected to be needed in the worst time, and the analysis is carried out on the efficiency of the reported event, so that the improvement is 6-8 times. Meanwhile, the power consumption of the Bluetooth communication module is calculated by 1/10-1/20 of HPLC, the online real-time power consumption is about 600 plus 1000 watts/hour, and compared with electric energy, nearly 100 kilowatt/hour can be saved every day. Meanwhile, the meter reading timeliness and the qualification rate can be improved, and the physical topological graph in the transformer area can be obtained in an extremely reliable and optimal mode. Obviously, only one example is given here for the numbers of N and M, and for some small range requirements, the value of N is 100, and the value of M is 5, which is determined according to actual needs.

While embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides an electric power meter reading system based on broadband power line carrier and bluetooth collector that opens circuit, the system includes platform district energy control module (1), a N ammeter terminal (2), its characterized in that:

the system also comprises M HPLC Bluetooth disconnection acquisition modules (3) which communicate with the district energy control module (1) through a broadband power carrier HPLC and interact with N electric meter terminals through a Bluetooth technology, wherein M is less than N.

2. The power meter reading system based on the broadband power carrier and the Bluetooth disconnection collector as claimed in claim 1, wherein:

and the station area energy control module (1) and the HPLC Bluetooth disconnection acquisition module (3) respectively comprise an HPLC communication module for performing information interaction communication by using a broadband power carrier HPLC.

3. The power meter reading system based on the broadband power carrier and the Bluetooth disconnection collector as claimed in claim 2, wherein:

the energy control module (1) of the transformer area is internally provided with a signal injection identification unit capable of sending commands to the HPLC Bluetooth open circuit acquisition module (3), and the HPLC Bluetooth open circuit acquisition module (3) is internally provided with a signal injection identification unit capable of sending commands to the ammeter terminal (2).

4. The power meter reading system based on the broadband power carrier and the Bluetooth disconnection collector as claimed in claim 3, wherein:

the HPLC Bluetooth circuit breaking acquisition module (3) is internally provided with a Bluetooth communication module, and the ammeter terminal (2) is internally and correspondingly provided with a Bluetooth transmission unit.

5. The power meter reading system based on the broadband power carrier and the Bluetooth disconnection collector according to claim 4, wherein:

and a Bluetooth access ammeter phase identification module communicated with a Bluetooth transmission unit in the ammeter terminal (2) is also arranged in the HPLC Bluetooth disconnection acquisition module (3).

6. The power meter reading system based on the broadband power carrier and the Bluetooth disconnection collector according to claim 5, wherein:

and data center modules capable of analyzing and processing data are arranged in the HPLC Bluetooth open circuit acquisition module (3) and the platform area energy control module (1).

7. The power meter reading system based on the broadband power carrier and the Bluetooth disconnection collector according to claim 6, wherein:

and the HPLC Bluetooth open circuit acquisition module (3) and the ammeter terminal (2) are respectively provided with a power supply module.

8. The power meter reading system based on the broadband power carrier and the Bluetooth disconnection collector of claim 7, wherein:

the HPLC Bluetooth open circuit acquisition module (3) is provided with an acquisition module for acquiring the terminal information of the electric meter.

9. The power meter reading system based on the broadband power carrier and the Bluetooth disconnection collector of claim 8, wherein:

and metering units are arranged in the platform area energy control module (1), the HPLC Bluetooth open circuit acquisition module (3) and the electric meter terminal (2).

10. The power meter reading system based on the broadband power carrier and the Bluetooth disconnection collector of claim 9, wherein:

the value of N is 100, the value of M is 5, and the Bluetooth of the system is a Bluetooth 5.0 technology.