CN113671436A - Wireless detection method and system for intelligent electric energy meter - Google Patents
Wireless detection method and system for intelligent electric energy meter Download PDFInfo
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- CN113671436A CN113671436A CN202111056844.4A CN202111056844A CN113671436A CN 113671436 A CN113671436 A CN 113671436A CN 202111056844 A CN202111056844 A CN 202111056844A CN 113671436 A CN113671436 A CN 113671436A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
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Abstract
The invention is suitable for the technical field of intelligent electric energy meter detection, and provides an intelligent electric energy meter wireless detection method and system; the method comprises the following steps: the intelligent electric energy meter is wirelessly connected with the reference intelligent electric energy meter and the tested intelligent electric energy meter; respectively acquiring reference data of the reference intelligent electric energy meter and measurement data of the measured intelligent electric energy meter; and judging whether the difference value of the reference data and the measurement data is within a preset range or not, and outputting a judgment result. In the embodiment of the invention, the intelligent electric energy meter detector wirelessly obtains the data of the reference intelligent electric energy meter and the tested intelligent electric energy meter through the mobile terminal and judges the accuracy of the tested intelligent electric energy meter, so that not only can a plurality of intelligent electric energy meters be detected simultaneously, but also the output line connection of the intelligent electric energy meter detection is saved, the operation is simple, and the labor is saved.
Description
Technical Field
The invention relates to the technical field of intelligent electric energy meter detection, in particular to a wireless detection method and system for an intelligent electric energy meter.
Background
An intelligent electric energy meter, also known as an electric energy meter, is an instrument for measuring electricity consumption, is widely applied in production and life, and is the basis for collecting electric charges for power companies. The accuracy of the intelligent electric energy meter is directly related to the accuracy of charging resident and industrial electric charges, and therefore, the accuracy of the intelligent electric energy meter needs to be regularly detected.
The existing intelligent electric energy meter detection method is to detect the accuracy of the intelligent electric energy meter by using a special intelligent electric energy meter detection instrument, the number of detection at each time is limited, the wiring is more, the detection data needs to be manually recorded and judged, the operation is complex, and the labor is consumed.
Therefore, it is necessary to invent a wireless detection method and system for an intelligent electric energy meter to solve the above technical problems.
Disclosure of Invention
The invention aims to provide a wireless detection method and a wireless detection system for an intelligent electric energy meter, so as to solve the problems in the background technology.
The embodiment of the invention provides a wireless detection method for an intelligent electric energy meter, which comprises the following steps:
the intelligent electric energy meter is wirelessly connected with the reference intelligent electric energy meter and the tested intelligent electric energy meter;
respectively acquiring reference data of the reference intelligent electric energy meter and measurement data of the measured intelligent electric energy meter;
and judging whether the difference value of the reference data and the measurement data is within a preset range or not, and outputting a judgment result.
The embodiment of the invention provides a wireless detection system for an intelligent electric energy meter, which comprises a mobile terminal, a reference intelligent electric energy meter and a tested intelligent electric energy meter; the mobile terminal is in communication connection with the reference intelligent electric energy meter and the tested intelligent electric energy meter respectively;
the mobile terminal is used for being in wireless connection with a reference intelligent electric energy meter and a tested intelligent electric energy meter, respectively acquiring reference data of the reference intelligent electric energy meter and measurement data of the tested intelligent electric energy meter, judging whether a difference value of the reference data and the measurement data is within a preset range, and outputting a judgment result;
the reference intelligent electric energy meter is used for sending reference data to the mobile terminal;
and the tested intelligent electric energy meter is used for sending the measurement data to the mobile terminal.
According to the wireless detection method for the intelligent electric energy meter, the intelligent electric energy meter detection personnel wirelessly acquire the data of the reference intelligent electric energy meter and the detected intelligent electric energy meter through the mobile terminal and judge the accuracy of the detected intelligent electric energy meter, so that not only can a plurality of intelligent electric energy meters be detected simultaneously, but also the output line connection for detecting the intelligent electric energy meters is omitted, the operation is simple, and the labor is saved.
Drawings
FIG. 1 is a schematic diagram of a network structure of a wireless detection system of an intelligent electric energy meter;
FIG. 2 is a flow chart of a wireless detection method of an intelligent electric energy meter;
FIG. 3 is a flowchart of another wireless detection method for an intelligent electric energy meter;
FIG. 4 is a flowchart of another wireless detection method for an intelligent electric energy meter;
FIG. 5 is a schematic structural diagram of a wireless detection system of an intelligent electric energy meter;
fig. 6 is a schematic structural diagram of another wireless detection system of an intelligent electric energy meter.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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.
In the embodiment of the invention, the intelligent electric energy meter detector wirelessly obtains the data of the reference intelligent electric energy meter and the tested intelligent electric energy meter through the mobile terminal and judges the accuracy of the tested intelligent electric energy meter, so that not only can a plurality of intelligent electric energy meters be detected simultaneously, but also the output line connection of the intelligent electric energy meter detection is saved, the operation is simple, and the labor is saved.
Fig. 1 is a schematic network structure diagram of an intelligent electric energy meter wireless detection system suitable for an embodiment of the present invention, including a mobile terminal 1, at least one reference intelligent electric energy meter 2, and at least one measured intelligent electric energy meter 3, and for convenience of description, only the parts related to the present invention are shown.
In the embodiment of the present invention, the mobile terminal 1 is in communication connection with the reference intelligent electric energy meter 2 and the measured intelligent electric energy meter 3 in a wireless manner, specifically, the communication connection may be realized through WiFi, bluetooth, infrared, and the like, which is not limited in the present invention. In the embodiment of the present invention, the possible connection modes between the mobile terminal 1 and the reference intelligent electric energy meter 2, and between the mobile terminal 1 and the measured intelligent electric energy meter 3 respectively include one-to-one, one-to-many, many-to-one, or many-to-many.
In the embodiment of the present invention, the mobile terminal 1 may be an intelligent terminal, a personal PAD with a communication function (PAD), a Personal Digital Assistant (PDA), or the like.
Fig. 2 shows a flowchart of a wireless detection method for an intelligent electric energy meter, which is applicable to the embodiment of the present invention, and the method specifically includes the following steps:
and S101, wirelessly connecting the intelligent electric energy meter with the reference intelligent electric energy meter and the tested intelligent electric energy meter.
Benchmark intelligence ammeter with surveyed intelligent ammeter is the intelligent ammeter that has the wireless communication function, through wireless connection's mode respectively with benchmark intelligence ammeter with surveyed intelligent ammeter carries out wireless connection, wireless connection can be bluetooth, infrared, also can be WI FI, and the restriction is not done here, as long as can realize the wireless connection function can. The number of the reference intelligent electric energy meters can be one or more; the number of the tested intelligent electric energy meters can be one or more. When a plurality of the reference intelligent electric energy meters are arranged, the reference intelligent electric energy meters can be mutually used as reference, so that the reference data is more accurate, and meanwhile, the reference meters can be corrected; when being a plurality of, a plurality of intelligent electric energy meters under test can be measured simultaneously, labour saving and time saving.
And S102, respectively acquiring the reference data of the reference intelligent electric energy meter and the measurement data of the measured intelligent electric energy meter.
In the embodiment of the invention, after the wireless connection is established with the reference intelligent electric energy meter and the tested intelligent electric energy meter, the reference data of the reference intelligent electric energy meter and the measurement data of the tested intelligent electric energy meter can be respectively obtained. Generally, reference data and measurement data at the same time are selected, and the types of the reference data and the measurement data include, but are not limited to, a voltage value, a current value, an electric quantity value, power factors and the like, and can be selectively set according to user requirements. Taking the electric quantity value as an example for illustration, before detection, the reference intelligent electric energy meter and the measured intelligent electric energy meter are reset to zero, the electric quantity value of the reference intelligent electric energy meter is obtained, and the electric quantity value of the measured intelligent electric energy meter is obtained; when the reference intelligent electric energy meter and the tested intelligent electric energy meter do not return to zero, electric quantity values of the reference intelligent electric energy meter and the tested intelligent electric energy meter at the beginning and the end of detection can be respectively obtained, and then electric quantity values respectively increased by the reference intelligent electric energy meter and the tested intelligent electric energy meter in the detection time are obtained through calculation, namely the electric quantity values are reference data and measurement data.
Step S103, judging whether the difference value of the reference data and the measurement data is within a preset range, and outputting a judgment result.
And calculating the reference data and the measurement data according to a preset algorithm to obtain a difference value between the reference data and the measurement data, comparing the difference value with a preset value to see whether the difference value exceeds the preset value, judging whether the tested intelligent electric energy meter is accurate or not according to the difference value and the preset value, and outputting a corresponding judgment result. When the difference value exceeds a preset value, the measured intelligent electric energy meter is proved to be unqualified due to the fact that the measured data difference between the measured intelligent electric energy meter and the reference intelligent electric energy meter is larger; and when the difference value does not exceed the preset value, the difference value between the measured intelligent electric energy meter and the reference intelligent electric energy meter is small, and the measured intelligent electric energy meter is qualified. The preset algorithm can be set according to the user requirement, and is not limited herein. The preset value can also be set according to the requirements of users, the precision of different tested intelligent electric energy meters is different, and the preset value is also different.
Preferably, when the judgment result is yes, namely the difference value is smaller than or equal to the preset value, the tested intelligent electric energy meter is tested to be qualified in the preset range, and a qualified notice is output; and if the judgment result is negative, namely the difference value is larger than the preset value and is not in the preset range, the tested intelligent electric energy meter is unqualified in test, and an unqualified notice is output.
Preferably, the output qualified notice and unqualified notice can be used for displaying on a panel of the mobile terminal, and can also be sent to other devices connected with the mobile terminal for storage or display.
Preferably, the reference data of the reference intelligent electric energy meter and the measurement data of the measured intelligent electric energy meter can be obtained for multiple times, and then the obtained reference data and measurement data are calculated according to a preset algorithm, so that the difference value between the reference data and the measurement data can be obtained for multiple times. The number of times of acquisition and calculation here may be set according to the user's needs, i.e. a preset number of times, e.g. 3 times. And calculating the preset times difference according to a preset calculation method to obtain an average value of the times difference. And finally, judging whether the tested intelligent electric energy meter is qualified or not by judging whether the average value is in a preset range or not. The more the preset times, the more accurate the judgment result.
In conclusion, the intelligent electric energy meter detection personnel wirelessly acquire the data of the reference intelligent electric energy meter and the detected intelligent electric energy meter through the mobile terminal and judge the accuracy of the detected intelligent electric energy meter, so that the intelligent electric energy meters can be simultaneously detected, the output line connection for detecting the intelligent electric energy meters is omitted, the operation is simple, and the labor is saved.
Fig. 3 shows a flowchart of another wireless detection method for an intelligent electric energy meter, which is applicable to the embodiment of the present invention, and is different from fig. 2 in that step S101 includes the following steps:
and step S1011, acquiring a connection request of the reference intelligent electric energy meter and the tested intelligent electric energy meter.
In the embodiment of the present invention, whether the reference intelligent electric energy meter and the measured intelligent electric energy meter need to be detected is identified according to the connection request wirelessly sent by the obtained reference intelligent electric energy meter and the measured intelligent electric energy meter, where the connection request may be one or multiple, and may be sent by the same meter or multiple different meters.
Step S1012, selecting one or more connection requests of the reference intelligent electric energy meters and connecting the connection requests to the corresponding reference intelligent electric energy meters.
The connection request of the reference intelligent electric energy meter needing to acquire data is selected and connected with the corresponding reference intelligent electric energy meter, the number of the selected reference intelligent electric energy meters can be one or multiple, the connection request is not limited, and the data of the multiple reference intelligent electric energy meters can be acquired conveniently and simultaneously according to the requirements of a user. When the number of the reference intelligent electric energy meters is multiple, the reference intelligent electric energy meters can be mutually used as reference, so that the reference data is more accurate, and meanwhile, the reference meters can be corrected.
Step S1013, selecting one or more connection requests of the smart power meters to be tested and connecting the corresponding smart power meters to be tested.
The connection request of the tested intelligent electric energy meter needing to acquire data is selected and connected with the corresponding tested intelligent electric energy meter, the number of the selected tested intelligent electric energy meters can be one or multiple, the connection request is not limited, and the data of the tested intelligent electric energy meters can be acquired conveniently and simultaneously according to the requirements of users. When the intelligent electric energy meters to be tested are multiple, the intelligent electric energy meters to be tested can be simultaneously measured, and time and labor are saved.
Steps S1012 and S1013 may be performed simultaneously without interfering with each other.
Fig. 4 shows a flowchart of another wireless detection method for an intelligent electric energy meter, which is applicable to the embodiment of the invention, and includes the following steps:
and step S1014, establishing bidirectional connection with the reference intelligent electric energy meter.
In the embodiment of the invention, in order to facilitate the control of the reference intelligent electric energy meter, the bidirectional connection between the mobile terminal and the reference intelligent electric energy meter needs to be established, and the mobile terminal can receive the data of the reference intelligent electric energy meter and can also send data and instructions to the reference intelligent electric energy meter to control the reference intelligent electric energy meter. Preferably, a bidirectional connection can also be established between the mobile terminal and the intelligent electric energy meter to be tested.
And step S1015, sending a reset signal to the reference intelligent electric energy meter and resetting the reference intelligent electric energy meter.
In order to reset the reference intelligent electric energy meter before testing and reduce manual operation, the mobile terminal can be used for sending a reset signal to the reference intelligent electric energy meter so as to reset the reference intelligent electric energy meter. The same method can also be used between the mobile terminal and the intelligent electric energy meter to be tested.
Fig. 5 shows a block diagram of a wireless detection system of an intelligent electric energy meter, which is applicable to the embodiment of the present invention, and includes a mobile terminal 1, a reference intelligent electric energy meter 2, and a measured intelligent electric energy meter 3:
the mobile terminal 1 is used for being in wireless connection with a reference intelligent electric energy meter 2 and a measured intelligent electric energy meter 3, respectively acquiring reference data of the reference intelligent electric energy meter 2 and measurement data of the measured intelligent electric energy meter 3, judging whether a difference value between the reference data and the measurement data is within a preset range, and outputting a judgment result.
And the reference intelligent electric energy meter 2 is used for sending reference data to the mobile terminal 1.
And the tested intelligent electric energy meter 3 is used for sending the measurement data to the mobile terminal 1.
Further, the mobile terminal 1 includes a connection unit 11, a data acquisition unit 12, and a determination unit 13;
the connection unit 11 is used for being in wireless connection with the reference intelligent electric energy meter 2 and the tested intelligent electric energy meter 3;
the data acquisition unit 12 is configured to acquire reference data of the reference intelligent electric energy meter 2 and measurement data of the measured intelligent electric energy meter 3 respectively;
and the judging unit 13 is configured to judge whether a difference between the reference data and the measurement data is within a preset range, and output a judgment result.
Further, the connection unit 11 includes a request obtaining module 111 and a connection module 112;
a request obtaining module 111, configured to obtain a connection request between the reference intelligent electric energy meter 2 and the measured intelligent electric energy meter 3;
the connection module 112 selects one or more connection requests of the reference intelligent electric energy meters 2 and connects the reference intelligent electric energy meters 2; and selecting one or more connection requests of the tested intelligent electric energy meters 3 and connecting the corresponding tested intelligent electric energy meters 3.
Further, the mobile terminal 1 further comprises a bidirectional connection unit 13 and a reset unit 15;
the bidirectional connection unit 14 is used for establishing bidirectional connection with the reference intelligent electric energy meter 2;
and the resetting unit 15 is configured to send a reset signal to the reference intelligent electric energy meter 2 and reset the reference intelligent electric energy meter 2.
Further, the mobile terminal 1 further includes a difference value obtaining unit 16 and an average value unit 17;
a difference value obtaining unit 16, configured to obtain a difference value of a preset number of times;
and the average value unit 17 is configured to calculate the difference value of the preset times according to a preset calculation method, and output an average value.
It should be understood that, although the steps in the flowcharts of the embodiments of the present invention are shown in sequence as indicated by the arrows, the steps are not necessarily executed in sequence as indicated by the arrows. The steps are not performed in the exact order shown and described, and may be performed in other orders, unless explicitly stated otherwise. Moreover, at least a portion of the steps in various embodiments may include multiple sub-steps or multiple stages that are not necessarily performed at the same time, but may be performed at different times, and the order of performance of the sub-steps or stages is not necessarily sequential, but may be performed in turn or alternately with other steps or at least a portion of the sub-steps or stages of other steps.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A wireless detection method for an intelligent electric energy meter is characterized by comprising the following steps:
the intelligent electric energy meter is wirelessly connected with the reference intelligent electric energy meter and the tested intelligent electric energy meter;
respectively acquiring reference data of the reference intelligent electric energy meter and measurement data of the measured intelligent electric energy meter;
and judging whether the difference value of the reference data and the measurement data is within a preset range or not, and outputting a judgment result.
2. The wireless detection method of an intelligent electric energy meter according to claim 1, wherein the specific steps of judging whether the difference value between the reference data and the measurement data is within a preset range, and outputting the judgment result comprise:
when the judgment result is yes, outputting a qualified notification;
and outputting a disqualification notice when the judgment result is negative.
3. The wireless detection method for the intelligent electric energy meter according to claim 1, wherein the specific steps of wirelessly connecting the reference intelligent electric energy meter and the tested intelligent electric energy meter comprise:
acquiring a connection request of the reference intelligent electric energy meter and the tested intelligent electric energy meter;
selecting one or more connection requests of the reference intelligent electric energy meters and connecting the connection requests with the corresponding reference intelligent electric energy meters;
and selecting one or more connection requests of the tested intelligent electric energy meters and connecting the corresponding tested intelligent electric energy meters.
4. The wireless detection method of the intelligent electric energy meter according to claim 1, further comprising:
establishing bidirectional connection with the reference intelligent electric energy meter;
and sending a reset signal to the reference intelligent electric energy meter and resetting the reference intelligent electric energy meter.
5. The wireless detection method of the intelligent electric energy meter according to claim 1, further comprising:
acquiring a difference value of preset times;
and calculating the difference value of the preset times according to a preset calculation method, and outputting an average value.
6. A wireless detection system for an intelligent electric energy meter is characterized by comprising a mobile terminal, a reference intelligent electric energy meter and a tested intelligent electric energy meter; the mobile terminal is in communication connection with the reference intelligent electric energy meter and the tested intelligent electric energy meter respectively;
the mobile terminal is used for being in wireless connection with a reference intelligent electric energy meter and a tested intelligent electric energy meter, respectively acquiring reference data of the reference intelligent electric energy meter and measurement data of the tested intelligent electric energy meter, judging whether a difference value of the reference data and the measurement data is within a preset range, and outputting a judgment result;
the reference intelligent electric energy meter is used for sending reference data to the mobile terminal;
and the tested intelligent electric energy meter is used for sending the measurement data to the mobile terminal.
7. The wireless detection system of claim 6, wherein the mobile terminal comprises a connection unit, a data acquisition unit, and a determination unit;
the connection unit is used for being in wireless connection with the reference intelligent electric energy meter and the tested intelligent electric energy meter;
the data acquisition unit is used for respectively acquiring the reference data of the reference intelligent electric energy meter and the measurement data of the measured intelligent electric energy meter;
and the judging unit is used for judging whether the difference value of the reference data and the measurement data is within a preset range or not and outputting a judging result.
8. The wireless detection system of claim 7, wherein the connection unit comprises a request acquisition module and a connection module;
the request acquisition module is used for acquiring a connection request of the reference intelligent electric energy meter and the tested intelligent electric energy meter;
the connection module selects one or more connection requests of the reference intelligent electric energy meters and connects the reference intelligent electric energy meters; and selecting one or more connection requests of the tested intelligent electric energy meters and connecting the corresponding tested intelligent electric energy meters.
9. The wireless detection system of claim 6, wherein the mobile terminal further comprises a bidirectional connection unit and a reset unit;
the bidirectional connection unit is used for establishing bidirectional connection with the reference intelligent electric energy meter;
and the resetting unit is used for sending a resetting signal to the reference intelligent electric energy meter and resetting the reference intelligent electric energy meter.
10. The wireless detection system of claim 6, wherein the mobile terminal further comprises a difference value obtaining unit and an average value unit;
a difference value obtaining unit for obtaining a difference value of a preset number of times;
and the average value unit is used for calculating the difference value of the preset times according to a preset calculation method and outputting an average value.
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| CN202351422U (en) * | 2011-11-18 | 2012-07-25 | 厦门红相电力设备股份有限公司 | Automatic detection device of electric energy metering device |
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| CN112255584A (en) * | 2020-09-04 | 2021-01-22 | 国网冀北电力有限公司计量中心 | Remote online calibration method for intelligent electric energy meter |
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2021
- 2021-09-09 CN CN202111056844.4A patent/CN113671436A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202351422U (en) * | 2011-11-18 | 2012-07-25 | 厦门红相电力设备股份有限公司 | Automatic detection device of electric energy metering device |
| CN107807345A (en) * | 2017-11-13 | 2018-03-16 | 国家电网公司 | A kind of Three Phase Alternating-current Electrical Energy Meters verification system and method |
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