CN111965584A - Electric energy meter abnormity analysis method and device - Google Patents

Abstract

The present application discloses a method and device for analyzing abnormality of an electric energy meter. Based on the power data analysis of an electric energy meter, the present application collects the power data of an electric energy meter through an infrared detection module, and sends it to a data processing module, and compares and analyzes whether the circuit power is calculated. The analysis is carried out normally. If the electric energy meter is abnormal, the alarm module will be notified to give an alarm; the alarm module will issue a circuit abnormality warning message. Realize the remote judgment of the abnormal situation of the electric energy meter, check the running status of the electric energy meter, avoid the on-site operation of the personnel, reduce the risk of electric shock, and improve the work efficiency.

Description

A kind of abnormal analysis method and device of electric energy meter

technical field

The present application relates to the technical field of power grids, and in particular, to a method and device for analyzing abnormality of an electric energy meter.

Background technique

The electric energy meter is an instrument used to measure electric energy. As the data terminal device at the end of the entire power grid, its status in the entire power grid is like the end of the human neural network. After the information is collected, it becomes the most sensitive judgment basis for the central nervous system. Voltage data, in particular, is the most important data for electricity, accompanying the entire electricity production. At this stage, there are a large number of electric energy meters on the distribution network and the user side, so that the power system can use the electric energy meters to collect a large amount of electric energy meter data.

At present, the monitoring of the abnormal situation of the electric energy meter mainly relies on the equipment operation and maintenance personnel and related staff to go to the site to detect the electric energy meter. After the personnel arrive at the site, they will cut off the power, close the power switch, open the electric energy meter for maintenance, and check the operation status of the electric energy meter. These operations all require operators to complete manually, which is inefficient.

SUMMARY OF THE INVENTION

The present application provides a method and device for analyzing abnormality of an electric energy meter to solve the technical problem of low efficiency in monitoring the agenda of an electric energy meter.

In order to solve the above technical problems, the embodiments of the present application disclose the following technical solutions:

In a first aspect, the embodiment of the present application discloses an abnormality analysis device for an electric energy meter, including: an infrared detection module, which is connected in communication with the electric energy meter and used for collecting power data of the electric energy meter. A data analysis module, electrically connected with the meter reading module, is used for receiving the power data, and analyzing the power data to obtain abnormality information of the electric energy meter. The alarm module is electrically connected to the data analysis module, and generates an alarm according to the abnormal information of the electric energy meter.

Optionally, the infrared detection module is connected with the electric energy meter through infrared communication.

Optionally, the infrared detection module includes: a display screen, an infrared transmitter, an infrared receiver, and a processor, and the display screen, the infrared transmitter, and the infrared receiver are all electrically connected to the processor.

In a second aspect, an embodiment of the present application discloses a method for analyzing abnormality of an electric energy meter, including: collecting power data of an electric energy meter, where the power data includes: phase power and total power;

Compare the power data with the preset value, and judge the electric energy meter according to the comparison:

If the total power is less than 0, it is judged that the electric energy meter is abnormal;

If the contrast power deviation between any two phase powers of the electric energy meter exceeds 40%, it is judged that the electric energy meter is abnormal;

Otherwise, judge that there is no abnormality in the electric energy meter.

Optionally, the electric energy meter includes: three-phase three-wire and three-phase four-wire electric energy meters.

Optionally, the contrast power deviation between any two phase powers of the electric energy meter exceeds 40%, which is expressed as:

或

or

In formula (1), P ₁ and P ₂ respectively represent the phase power of any phase of the electric energy meter.

Compared with the prior art, the beneficial effects of the present application are:

The present application discloses a device and method for analyzing abnormality of an electric energy meter. Based on the power data analysis of an electric energy meter, the present application collects the power data of the electric energy meter through an infrared detection module, and sends it to a data processing module to compare and analyze whether the power of the circuit is calculated. The analysis is carried out normally. If the electric energy meter is abnormal, the alarm module will be notified to give an alarm; the alarm module will issue a circuit abnormality warning message. Realize the remote judgment of the abnormal situation of the electric energy meter, check the running status of the electric energy meter, avoid the on-site operation of the personnel, reduce the risk of electric shock, and improve the work efficiency.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not limiting of the present application.

Description of drawings

In order to illustrate the technical solutions of the present application more clearly, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, for those of ordinary skill in the art, without creative work, the Additional drawings can be obtained from these drawings.

1 is a schematic structural diagram of an abnormality analysis device for an electric energy meter provided by an embodiment of the present application;

2 is a schematic structural diagram of an infrared detection module provided by an embodiment of the present application;

Among them, 1-infrared detection module, 2-data analysis module, 3-alarm module, 11-infrared transmitter, 12-infrared receiver, 13-processor, 14-display screen.

Detailed ways

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described The embodiments are only a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the scope of protection of the present application.

With reference to FIG. 1 , an embodiment of the present application provides an abnormality analysis device for an electric energy meter, including: an infrared detection module 1 , which is connected in communication with the electric energy meter and used for collecting power data of the electric energy meter. The data analysis module 2 is electrically connected to the infrared detection module 1, and is used for receiving the power data, and analyzing the power data to obtain abnormality information of the electric energy meter. The alarm module 3 is electrically connected to the data analysis module 2, and generates an alarm according to the abnormal information of the electric energy meter.

This application is based on the power data analysis of the electric energy meter, collects the power data of the electric energy meter through the infrared detection module, and sends it to the data processing module to compare and analyze whether the circuit power is normal or not. ; The alarm module sends out a circuit abnormality warning message. Realize the remote judgment of the abnormal situation of the electric energy meter, check the running status of the electric energy meter, avoid the on-site operation of the personnel, reduce the risk of electric shock, and improve the work efficiency.

The way in which the infrared detection module 1 and the electric energy meter are connected through communication is infrared communication. As shown in FIG. 2 , the infrared detection module 1 includes: a display screen 14 , an infrared transmitter 11 , an infrared receiver 12 and a processor 13 . The display screen 14 , the infrared transmitter 11 , and the infrared receiver 12 are all electrically connected to the processor 13 .

Both the infrared transmitter 11 and the infrared receiver 12 are connected to the electric energy meter, and are used to collect the power information of the electric energy meter. The collected power information is sent to the processor 13 for processing, and the power information is sent to the display screen 14 . The display screen 14 is used to display the power information. The processor is also electrically connected to the data analysis module 2, and the data analysis module 2 is used for analyzing the power information. If the power meter is abnormal after analysis, the alarm module will generate an alarm.

The application also provides a method for analyzing abnormality of an electric energy meter, including:

S100: Collect power data of an electric energy meter, where the power data includes: phase power and total power.

S200: Compare the power data with a preset value, and determine the electric energy meter according to the comparison situation:

If the total power is less than 0, the electric energy meter is judged to be abnormal; if the contrast power deviation between any two phase powers of the electric energy meter exceeds 40%, the electric energy meter is judged to be abnormal; otherwise, the electric energy meter is judged to be normal.

If the total power is less than 0, the total power of the electric energy meter is negative and the line loss is abnormal, and the electric energy meter is judged to be abnormal.

The electric energy meter includes: a three-phase three-wire electric energy meter and a three-phase four-wire electric energy meter.

The contrast power deviation between any two phase powers of the electric energy meter exceeds 40%, which is expressed as:

或

or

In formula (1), P ₁ and P ₂ respectively represent the phase power of any phase of the electric energy meter.

If the contrast power deviation between any two phase powers of the electric energy meter exceeds 40%, it indicates that the three-phase power of the electric energy meter is unbalanced, and the electric energy meter is judged to be abnormal;

中任一情况时，判断三相三线电能表异常。For a three-phase three-wire electric energy meter, the collected phase power includes: A-phase power P _a , C-phase power P _c . According to the judgment formula, when there is

In either case, judge that the three-phase three-wire electric energy meter is abnormal.

中任一情况时，则判断三相四线电能表异常。For a three-phase four-wire electric energy meter, the collected phase power includes: A-phase power P _a , B-phase power P _b and C-phase power P _c . According to the judgment formula, when there is

In any of these cases, it is judged that the three-phase four-wire electric energy meter is abnormal.

The present application discloses a device and method for analyzing abnormality of an electric energy meter. Based on the power data analysis of an electric energy meter, the present application collects the power data of the electric energy meter through an infrared detection module, and sends it to a data processing module to compare and analyze whether the power of the circuit is calculated. The analysis is carried out normally. If the electric energy meter is abnormal, the alarm module will be notified to give an alarm; the alarm module will issue a circuit abnormality warning message. Realize the remote judgment of the abnormal situation of the electric energy meter, check the running status of the electric energy meter, avoid the on-site operation of the personnel, reduce the risk of electric shock, and improve the work efficiency.

Since the above embodiments are all cited and combined with other modes for description, different embodiments all have the same parts, and the same and similar parts among the various embodiments in this specification can be referred to each other. It will not be elaborated here.

It should be noted that, in this specification, relational terms such as "first" and "second" etc. are only used to distinguish one entity or operation from another entity or operation, and are not necessarily required or implied Any such actual relationship or ordering exists between these entities or operations. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a circuit structure, article or device comprising a list of elements includes not only those elements, but also not expressly listed Other elements, or elements inherent to such a circuit structure, article, or device are also included. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in the circuit structure, article or device that includes the element.

Other embodiments of the present application will readily suggest themselves to those skilled in the art upon consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses or adaptations of the present invention that follow the general principles of this application and include common knowledge or common technical means in the technical field not disclosed in this application . The specification and examples are to be regarded as exemplary only, with the true scope and spirit of the application being indicated by the content of the claims.

The above-described embodiments of the present application do not limit the protection scope of the present application.

Claims (6)

1. An electric energy meter abnormality analysis device characterized by comprising:

the infrared detection module (1) is in communication connection with the electric energy meter and is used for acquiring power data of the electric energy meter;

the data analysis module (2) is electrically connected with the infrared detection module (1) and is used for receiving the power data and analyzing the power data to obtain abnormal information of the electric energy meter;

and the alarm module (3) is electrically connected with the data analysis module (2) and gives an alarm according to the abnormal information of the electric energy meter.

2. The electric energy meter abnormality analysis device according to claim 1, characterized in that the infrared detection module (1) and the electric energy meter are in infrared communication through communication connection.

3. The electric energy meter abnormality analysis device according to claim 2, characterized in that the infrared detection module (1) includes: the display screen (14), the infrared transmitter (11), the infrared receiver (12) and the processor (13), wherein the display screen (14), the infrared transmitter (11) and the infrared receiver (12) are all electrically connected with the processor (13).

4. An electric energy meter abnormality analysis method is characterized by comprising the following steps:

collecting power data of an electric energy meter, wherein the power data comprise: phase power and total power;

comparing the power data with a preset value, and judging the electric energy meter according to the comparison condition:

if the total power is less than 0, judging that the electric energy meter is abnormal;

if the contrast power deviation between any two phase powers of the electric energy meter exceeds 40%, judging that the electric energy meter is abnormal;

otherwise, judging that the electric energy meter is not abnormal.

5. The method for analyzing the abnormality of the electric energy meter according to claim 4, wherein the electric energy meter includes: three-phase three-wire electric energy meter, three-phase four-wire electric energy meter.

6. The method for analyzing the abnormality of the electric energy meter according to claim 5, wherein a comparative power deviation between any two phase powers of the electric energy meter exceeds 40%, expressed as:

or

In the formula (1), P₁And P₂Respectively representing the phase power of any phase of the electric energy meter.

Images