阅读说明：本技术 一种低压电力用户集中抄表系统的抄表方法、系统 (Meter reading method and system of low-voltage power user centralized meter reading system ) 是由 杨显志 江瑾 黄富 徐键 谢尧 于 2020-12-21 设计创作，主要内容包括：本发明提供一种低压电力用户集中抄表系统的抄表方法,包括：STA站点按照预先设置的抄收数据项提前将电表相关数据项抄收到STA站点中；中央协调器执行电表的相关数据项抄收任务时,STA站点将最近一次抄收储存的电表相关数据项发送至中央协调器；中央协调器接收到电表的相关数据项后根据预先设定好的规约进行解析,并将解析得到的内容通过集中器回传给主站。本发明提供的低压电力用户集中抄表系统的抄表方法通过STA站点对电表的提前抄收存储电表相关数据项的操作,在中央协调器执行电表的相关数据项抄收任务时,可第一时间将相应的数据发送至中央协调器,中央协调器再执行后续的数据处理、传送操作,无须“一问一答”的数据传输方式,可有效提高抄表效率。(The invention provides a meter reading method of a low-voltage power consumer centralized meter reading system, which comprises the following steps: the STA site copies the related data items of the electric meter into the STA site in advance according to the preset copying data items; when the central coordinator executes the reading task of the related data items of the electric meter, the STA station sends the related data items of the electric meter which are read and stored for the last time to the central coordinator; and the central coordinator analyzes the data items after receiving the related data items of the electric meter according to a preset protocol, and transmits the analyzed contents back to the master station through the concentrator. According to the meter reading method of the low-voltage power user centralized meter reading system, the STA station is used for reading and storing the related data items of the electric meter in advance, when the central coordinator executes the reading task of the related data items of the electric meter, the corresponding data can be sent to the central coordinator at the first time, the central coordinator executes subsequent data processing and transmission operation, a data transmission mode of 'question and answer' is not needed, and the meter reading efficiency can be effectively improved.)

1. A meter reading method of a low-voltage power user centralized meter reading system is characterized by comprising the following steps: the method comprises the following steps:

the STA site copies the related data items of the electric meter into the STA site in advance according to the preset copying data items;

when the central coordinator executes the reading task of the related data items of the electric meter, the STA station sends the related data items of the electric meter which are read and stored for the last time to the central coordinator;

and the central coordinator analyzes the data items after receiving the related data items of the electric meter according to a preset protocol, and transmits the analyzed contents back to the master station through the concentrator.

2. The meter reading method of the low-voltage power consumer centralized meter reading system according to claim 1, wherein: and the communication between the STA station and the central coordinator, the communication between the central coordinator and the concentrator, and the communication between the concentrator and the main station are carried out through low-voltage power line carriers.

3. The meter reading method of the low-voltage power consumer centralized meter reading system according to claim 1, wherein: and after the STA station copies and receives the related data items of the electric meter, judging whether the related data items of the electric meter have abnormal data, and if so, re-executing the copying operation.

4. The meter reading method of the low-voltage power consumer centralized meter reading system according to claim 1, wherein: the number of the STA sites is multiple, and the multiple STA sites execute the operation of reading the related data items of the electric meter in advance.

5. The meter reading method of the low-voltage power consumer centralized meter reading system according to any one of claims 1 to 4, wherein the meter reading method comprises the following steps: the STA site is internally stored with a program, and the program executes the operation of reading the related data items of the electric meter in advance and the operation of sending the related data items of the electric meter which are read and stored for the last time to the central coordinator; and a program is stored in the central coordinator, executes the task of copying the related data items of the electric meter, analyzes the received related data items of the electric meter according to a preset protocol, and transmits the analyzed content back to the master station through the concentrator.

6. The system for the meter reading method of the low-voltage power consumer centralized meter reading system according to any one of claims 1 to 5 is characterized in that: the system comprises an STA station, a central coordinator and a concentrator;

the STA site is used for copying the related data items of the electric meter into the STA site in advance according to the preset copying data items; when the central coordinator executes the reading task of the related data items of the electric meter, the STA site sends the related data items of the electric meter which are read and stored for the last time to the central coordinator;

and the central coordinator is used for executing the task of copying the related data items of the electric meter, analyzing the related data items according to a preset protocol after receiving the related data items of the electric meter, and returning the analyzed content to the master station through the concentrator.

7. The system of claim 6, wherein: and the communication between the STA station and the central coordinator, the communication between the central coordinator and the concentrator, and the communication between the concentrator and the main station are carried out through low-voltage power line carriers.

8. The system of claim 6, wherein: and after the STA station copies and receives the related data items of the electric meter, judging whether the related data items of the electric meter have abnormal data, and if so, re-executing the copying operation.

9. The system of claim 6, wherein: the number of the STA sites is multiple, and the multiple STA sites execute the operation of reading the related data items of the electric meter in advance.

10. The system according to any one of claims 6 to 9, wherein: the STA site is internally stored with a program, and the program executes the operation of reading the related data items of the electric meter in advance and the operation of sending the related data items of the electric meter which are read and stored for the last time to the central coordinator; and a program is stored in the central coordinator, executes the task of copying the related data items of the electric meter, analyzes the received related data items of the electric meter according to a preset protocol, and transmits the analyzed content back to the master station through the concentrator.

Technical Field

The invention relates to the technical field of low-voltage power distribution, in particular to a meter reading method and system of a low-voltage power user centralized meter reading system

Background

With the continuous improvement of the modern construction requirements of electric power marketing, through the promotion of marketing informatization for many years, the intelligent electric meter and the data acquisition system basically cover more than 99% of customers, the measurement standardization, automation and intelligentization levels are comprehensively improved, and an intelligent measurement system with complete system, advanced technology, scientific management and high-efficiency operation is preliminarily established. In the construction process of the current low-voltage power user centralized meter reading system (hereinafter referred to as a centralized meter reading system), aiming at the fact that data acquisition is mainly embodied in daily data, a concentrator adopts a task adding mode to read the meter, and the acquisition efficiency of 'question and answer' is low, so that the business requirement of rapid increase of data acquisition quantity cannot be met.

Disclosure of Invention

The invention aims to provide a meter reading method of a low-voltage power user centralized meter reading system, which overcomes the technical defect that the existing meter reading method needs to carry out data transmission by 'question and answer' so that the meter reading efficiency is low and the service requirement cannot be met.

In order to realize the above purpose of the invention, the technical scheme provided by the invention is as follows:

a meter reading method of a low-voltage power user centralized meter reading system comprises the following steps:

the STA site copies the related data items of the electric meter into the STA site in advance according to the preset copying data items;

when the central coordinator executes the reading task of the related data items of the electric meter, the STA station sends the related data items of the electric meter which are read and stored for the last time to the central coordinator;

and the central coordinator analyzes the data items after receiving the related data items of the electric meter according to a preset protocol, and transmits the analyzed contents back to the master station through the concentrator.

Preferably, the communication between the STA station and the central coordinator, the communication between the central coordinator and the concentrator, and the communication between the concentrator and the master station are performed through a low voltage power line carrier.

Preferably, after the STA site reads the related data items of the electric meter, it determines whether the related data items of the electric meter have abnormal data, and if yes, the STA site re-executes the reading operation.

Preferably, the number of the STA stations is multiple, and the multiple STA stations perform the early collection operation of the data items related to the electric meter.

Preferably, the STA site stores therein a program for performing an operation of reading the related data items of the electric meter in advance, and an operation of sending the related data items of the electric meter, which are read and stored last time, to the central coordinator; and a program is stored in the central coordinator, executes the task of copying the related data items of the electric meter, analyzes the received related data items of the electric meter according to a preset protocol, and transmits the analyzed content back to the master station through the concentrator.

Meanwhile, the invention also provides a system structure applying the method, and the specific scheme is as follows: the system comprises an STA station, a central coordinator and a concentrator;

the STA site is used for copying the related data items of the electric meter into the STA site in advance according to the preset copying data items; when the central coordinator executes the reading task of the related data items of the electric meter, the STA site sends the related data items of the electric meter which are read and stored for the last time to the central coordinator;

and the central coordinator is used for executing the task of copying the related data items of the electric meter, analyzing the related data items according to a preset protocol after receiving the related data items of the electric meter, and returning the analyzed content to the master station through the concentrator.

Preferably, the communication between the STA station and the central coordinator, the communication between the central coordinator and the concentrator, and the communication between the concentrator and the master station are performed through a low voltage power line carrier.

Preferably, after the STA site reads the related data items of the electric meter, it determines whether the related data items of the electric meter have abnormal data, and if yes, the STA site re-executes the reading operation.

Preferably, the number of the STA stations is multiple, and the multiple STA stations perform the early collection operation of the data items related to the electric meter.

Preferably, the STA site stores therein a program for performing an operation of reading the related data items of the electric meter in advance, and an operation of sending the related data items of the electric meter, which are read and stored last time, to the central coordinator; and a program is stored in the central coordinator, executes the task of copying the related data items of the electric meter, analyzes the received related data items of the electric meter according to a preset protocol, and transmits the analyzed content back to the master station through the concentrator.

According to the technical scheme, the invention has the following advantages:

according to the meter reading method of the low-voltage power user centralized meter reading system, the STA station is used for reading and storing the related data items of the electric meter in advance, when the central coordinator executes the reading task of the related data items of the electric meter, the corresponding data can be sent to the central coordinator at the first time, the central coordinator executes subsequent data processing and transmission operation, a data transmission mode of 'question and answer' is not needed, and the meter reading efficiency can be effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic diagram of a conventional meter reading method.

Fig. 2 is a flowchart of a meter reading method of a low-voltage power consumer centralized meter reading system according to an embodiment of the present invention.

Detailed Description

Example one

The embodiment of the invention provides a meter reading method of a low-voltage power consumer centralized meter reading system, which is used for solving the technical problems that the meter reading efficiency is low and the service requirements cannot be met because the existing meter reading system adopts a question-and-answer data transmission mode in the prior art.

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Fig. 1 is a schematic diagram of a conventional meter reading method, in which a master station issues a meter reading task to a concentrator according to a requirement, meter reading data items are all performed in a task adding (the task is generally a fixed meter reading task and is not basically modified), and a currently main downward communication mode is mainly a low-voltage power line carrier.

In practical application, the main copying process is as follows: the concentrator issues tasks to corresponding STA sites STA1 through a central coordinator COO one by one according to tasks issued by a master station, the STA site STA1 copies corresponding ammeter 1 after receiving the tasks, the ammeter 1 returns related data content to the STA site STA1 according to the tasks, the STA site STA1 returns to the central coordinator COO, the central coordinator COO returns to the concentrator, the concentrator uniformly sorts the received data according to programs and uploads the data to the master station in a centralized manner, and a round of tasks are completed. The process is carried out in a mode of 'one question and one answer', the concentrator CCO can read the next data only after the electric meter 1 responds to the data item, the acquisition efficiency of the 'one question and one answer' is low, and the communication baud rate of the electric meter reading of each STA site is low.

Therefore, as shown in fig. 2, this embodiment provides a meter reading method of a piezoelectric power user centralized meter reading system, including:

the STA site copies the related data items of the electric meter into the STA site in advance according to the preset copying data items;

when the central coordinator executes the reading task of the related data items of the electric meter, the STA station sends the related data items of the electric meter which are read and stored for the last time to the central coordinator;

and the central coordinator analyzes the data items after receiving the related data items of the electric meter according to a preset protocol, and transmits the analyzed contents back to the master station through the concentrator.

As a preferred embodiment, the communication between the STA station and the central coordinator, the communication between the central coordinator and the concentrator, and the communication between the concentrator and the master station are performed through a low voltage power line carrier.

As a preferred embodiment, after the STA site reads the data items related to the electric meter, it determines whether the data items related to the electric meter have abnormal data, and if yes, re-executes the reading operation.

As a preferred embodiment, the number of the STA sites is multiple, and the multiple STA sites perform the early collection operation of the data items related to the electric meter.

As a preferred embodiment, the STA site stores therein a program that performs an operation of reading the related data items of the electric meter in advance, and an operation of sending the related data items of the electric meter, which are read and stored last time, to the central coordinator; and a program is stored in the central coordinator, executes the task of copying the related data items of the electric meter, analyzes the received related data items of the electric meter according to a preset protocol, and transmits the analyzed content back to the master station through the concentrator.

Example two

The embodiment provides a system structure applying the method of the embodiment, which comprises an STA site, a central coordinator and a concentrator;

the STA site is used for copying the related data items of the electric meter into the STA site in advance according to the preset copying data items; when the central coordinator executes the reading task of the related data items of the electric meter, the STA site sends the related data items of the electric meter which are read and stored for the last time to the central coordinator;

and the central coordinator is used for executing the task of copying the related data items of the electric meter, analyzing the related data items according to a preset protocol after receiving the related data items of the electric meter, and returning the analyzed content to the master station through the concentrator.

As a preferred embodiment, the communication between the STA station and the central coordinator, the communication between the central coordinator and the concentrator, and the communication between the concentrator and the master station are performed through a low voltage power line carrier.

As a preferred embodiment, after the STA site reads the data items related to the electric meter, it determines whether the data items related to the electric meter have abnormal data, and if yes, re-executes the reading operation.

As a preferred embodiment, the number of the STA sites is multiple, and the multiple STA sites perform the early collection operation of the data items related to the electric meter.

As a preferred embodiment, the STA site stores therein a program that performs an operation of reading the related data items of the electric meter in advance, and an operation of sending the related data items of the electric meter, which are read and stored last time, to the central coordinator; and a program is stored in the central coordinator, executes the task of copying the related data items of the electric meter, analyzes the received related data items of the electric meter according to a preset protocol, and transmits the analyzed content back to the master station through the concentrator.

In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other manners. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.

The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.

The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.