CN108243069B - Processing method and device for communication of electric energy meter - Google Patents
Processing method and device for communication of electric energy meter Download PDFInfo
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- CN108243069B CN108243069B CN201611207446.7A CN201611207446A CN108243069B CN 108243069 B CN108243069 B CN 108243069B CN 201611207446 A CN201611207446 A CN 201611207446A CN 108243069 B CN108243069 B CN 108243069B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0817—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0811—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking connectivity
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Abstract
The invention provides a processing method and a device for electric energy meter communication, wherein the method comprises the following steps: acquiring power grid data of the electric energy meter, and acquiring the state of a communication function block communicated with the electric energy meter in the communication process of the electric energy meter; determining whether the state of the communication function block is unchanged within a first preset time period; if the state of the communication function block changes within a first preset time period, judging whether the sum of the acquired data of the power grid data is unchanged within a second preset time period; and if the data sum is not changed in the second preset time period, determining that communication fault occurs in the communication between the communication function block and the electric energy meter. The fault tolerance of the communication between the wind generating set and the electric energy meter is improved, and the stability of the communication between the wind generating set and the electric energy meter and the accuracy of fault diagnosis are improved.
Description
Technical Field
The invention relates to the technical field of wind driven generators, in particular to a method and a device for processing electric energy meter communication.
Background
With the development of new energy technology, wind energy has become an important technology of new energy, and a wind generating set is an important tool for collecting wind energy and converting the wind energy into electric energy. A modbus-rtu communication mechanism is usually adopted by a main control system of the wind generating set for measuring the power grid parameters of the electric energy meter, and communication errors of the electric energy meter often occur in the actual use process. Modbus is a communication protocol.
In the prior art, an electric energy meter is diagnosed, and when a communication fault occurs in communication between a wind generating set and the electric energy meter, an error is directly reported.
However, in the prior art, when a communication fault occurs in the communication between the wind generating set and the electric energy meter, an error is directly reported, and then the wind generating set is shut down. The mode is not practical, the communication fault between the wind generating set and the electric energy meter can not seriously affect the operation and the power generation of the wind generating set in a short time, and the mode of immediately stopping the wind generating set can affect the normal operation of the wind generating set.
Disclosure of Invention
The invention provides a processing method and a processing device for communication of an electric energy meter, which are used for solving the problems that the communication fault alarming mode in the prior art is not practical and the normal operation of a wind generating set is influenced by the mode of immediately stopping the wind generating set.
One aspect of the present invention provides a method for processing communication of an electric energy meter, including:
acquiring power grid data of the electric energy meter, and acquiring the state of a communication function block communicated with the electric energy meter in the communication process of the electric energy meter;
determining whether the state of the communication function block is unchanged within a first preset time period;
if the state of the communication function block changes within a first preset time period, judging whether the sum of the acquired data of the power grid data is unchanged within a second preset time period;
and if the data sum is not changed in a second preset time period, determining that communication fault occurs in the communication between the communication function block and the electric energy meter.
Another aspect of the present invention provides a processing apparatus for communication of an electric energy meter, including:
the first acquisition module is used for acquiring the power grid data of the electric energy meter;
the second acquisition module is used for acquiring the state of a communication functional block communicated with the electric energy meter in the communication process with the electric energy meter;
the first determination module is used for determining whether the state of the communication function block is unchanged within a first preset time period;
the second determining module is used for judging whether the sum of the acquired data of the power grid is unchanged within a second preset time period or not if the state of the communication function block is changed within the first preset time period;
and the first fault determination module is used for determining that communication faults occur in the communication between the communication functional block and the electric energy meter if the data sum is not changed in a second preset time period.
The invention has the technical effects that: acquiring the state of a communication function block by acquiring the power grid data of the electric energy meter and in the communication process with the electric energy meter; determining whether the state of the communication function block is unchanged within a first preset time period; if the state of the communication function block changes within a first preset time period, judging whether the sum of the acquired data of the power grid data is unchanged within a second preset time period; and if the data sum is not changed in the second preset time period, determining that communication fault occurs in the communication between the communication function block and the electric energy meter. Therefore, whether the state of the communication function block changes in a continuous time period is analyzed by acquiring the state of the communication function block, and whether communication fault occurs in the communication between the communication function block and the electric energy meter is determined; and then the communication between the wind generating set and the electric energy meter is given with certain time and times of communication abnormity, and then the wind generating set is stopped when the communication between the wind generating set and the electric energy meter is determined to have communication fault, so that the normal operation of the wind generating set is not influenced in a short time when the communication fault problem occurs in a short time, the fault tolerance of the communication between the wind generating set and the electric energy meter is further improved, and the stability of the communication between the wind generating set and the electric energy meter and the accuracy of fault diagnosis are improved.
Drawings
Fig. 1 is a flowchart of a processing method for communication of an electric energy meter according to an embodiment of the present invention;
fig. 2 is a flowchart of a processing method for communication of an electric energy meter according to a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of a processing device for electric energy meter communication according to a third embodiment of the present invention;
fig. 4 is a schematic structural diagram of a processing device for electric energy meter communication according to a fourth embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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 flowchart of a processing method for communication of an electric energy meter according to an embodiment of the present invention, as shown in fig. 1, the method according to the embodiment includes:
In this embodiment, specifically, the master control of the wind generating set sends a data obtaining request to the electric energy meter, and the electric energy meter returns power grid data to the master control according to the data obtaining request, wherein the power grid data includes voltage, current, power generation amount, and the like.
And 102, acquiring the state of a communication function block communicated with the electric energy meter in the communication process with the electric energy meter.
In this implementation, specifically, the master control of the wind turbine generator system determines the state and the communication action of the communication function block according to a communication process between the master control and the electric energy meter, where the state of the communication function block includes a communication action state Modbus function block state (MBstate for short) and a Busy state (Busy for short). Specifically, a main control of the wind generating set initializes a communication state, and then determines the action of a communication function block so as to determine the communication action; in the communication process that the master control of the wind generating set sends a data acquisition request to the electric energy meter, and the electric energy meter returns power grid data to the master control according to the data acquisition request, the master control of the wind generating set can identify a communication action state MBstate and a busy state busy.
And 103, determining whether the state of the communication function block is unchanged within a first preset time period.
In this embodiment, specifically, the main control of the wind turbine generator system determines whether the state of the communication function block is unchanged within the first preset time period T1, that is, whether the MBstate and busy state are unchanged within the first preset time period T1.
And step 104, if the state of the communication function block changes within a first preset time period, judging whether the sum of the acquired data of the power grid is unchanged within a second preset time period.
In this embodiment, specifically, if it is determined that the state of the communication function block is not changed within the first preset time period T1, the main control of the wind turbine generator system returns to execute step 101.
If the state of the communication function block is determined to be changed within a first preset time period T1, the main control of the wind generating set calculates the data sum of the received power grid data; and then the main control of the wind generating set determines whether the data sum is unchanged within a second preset time period T2.
And 105, if the data sum is not changed in a second preset time period, determining that a communication fault occurs in the communication between the communication function block and the electric energy meter.
Wherein, the alarm of the communication fault comprises at least one of the following: and sending sound alarm, sending light alarm and sending alarm information to a terminal of a user.
In this embodiment, specifically, if it is determined that the sum of the data is not changed within the second preset time period T2, the master controller of the wind turbine generator system determines that a communication fault occurs in the communication between the communication function block and the electric energy meter. Then, the master control of the wind generating set sends out a communication fault alarm so as to inform technicians that a communication fault occurs between the communication function block and the electric energy meter; the process of the master control of the wind generating set sending the alarm of the communication fault can be that the master control of the wind generating set sends a sound alarm, a light alarm or a terminal of a technician sends alarm information.
In the embodiment, the state of the communication functional block is acquired by acquiring the power grid data of the electric energy meter and in the communication process with the electric energy meter; determining whether the state of the communication function block is unchanged within a first preset time period; if the state of the communication function block changes within a first preset time period, judging whether the sum of the acquired data of the power grid data is unchanged within a second preset time period; and if the data sum is not changed in the second preset time period, determining that communication fault occurs in the communication between the communication function block and the electric energy meter. Therefore, whether the state of the communication function block changes in a continuous time period is analyzed by acquiring the state of the communication function block, and whether communication fault occurs in the communication between the communication function block and the electric energy meter is determined; and then the communication between the wind generating set and the electric energy meter is given with certain time and times of communication abnormity, and then the wind generating set is stopped when the communication between the wind generating set and the electric energy meter is determined to have communication fault, so that the normal operation of the wind generating set is not influenced in a short time when the communication fault problem occurs in a short time, the fault tolerance of the communication between the wind generating set and the electric energy meter is further improved, and the stability of the communication between the wind generating set and the electric energy meter and the accuracy of fault diagnosis are improved.
Fig. 2 is a flowchart of a processing method for electric energy meter communication according to a second embodiment of the present invention, and on the basis of the first embodiment, as shown in fig. 2, the method according to the present embodiment further includes, after step 102:
In this embodiment, specifically, the main control of the wind turbine generator system determines whether the state of the communication function block is unchanged within the third preset time period T3, that is, whether the MBstate and busy state are unchanged within the third preset time period T3. The third preset time period is greater than the first preset time period, namely the time of the third preset time period is after the first preset time period.
If the state of the communication function block is determined to be unchanged within a third preset time period T3, the main control of the wind generating set determines that a communication fault occurs between the communication function block and the electric energy meter, and then the main control of the wind generating set sends out a communication fault alarm to notify technicians that communication abnormality occurs between the wind generating set and the electric energy meter. The process of the master control of the wind generating set sending the alarm of the communication fault can be that the master control of the wind generating set sends a sound alarm, a light alarm or a terminal of a technician sends alarm information.
After step 101, further comprising:
In this embodiment, specifically, in the communication process with the electric energy meter in step 101, the main controller of the wind turbine generator system obtains the communication action of the communication function block in the communication process with the electric energy meter, and then determines whether the communication action error message of the communication function block is received.
Step 203, if the communication action error report information of the communication function block is received, accumulating the error report times when the communication action error report information is received each time; if the number of times of error reporting in the fourth time period is greater than a preset number threshold, determining that a communication fault occurs in the communication between the communication function block and the electric energy meter; and resetting the error reporting times.
In this implementation, specifically, if the communication action error report information of the communication function block is received, the error reporting times need to be accumulated each time the communication action error report information is received; then determining whether the number of times of error reporting in the fourth time period is greater than a preset number threshold; if the error reporting times in the fourth time period are larger than a preset time threshold, determining that communication faults occur in the communication between the communication function block and the electric energy meter, and clearing the error reporting times; if the number of times of error reporting in the fourth time period is less than or equal to the preset number threshold, the step 101 is executed again.
Specifically, if the master control of the wind generating set determines that the communication action error reporting information of the communication function block is received, the master control needs to start error reporting timing to accumulate error reporting times n; it is then determined whether the number N of false positives within the fourth time period T4 is greater than a preset number threshold N.
If the error reporting times N are larger than the preset times threshold value N in the fourth time period T4, the main control of the wind generating set determines that a communication fault occurs between the communication function block and the electric energy meter, and then the main control of the wind generating set sends out an alarm of the communication fault so as to inform technicians of the communication fault between the communication function block and the electric energy meter and clear the accumulated error reporting times N; the process of the master control of the wind generating set sending the alarm of the communication fault can be that the master control of the wind generating set sends a sound alarm, a light alarm or a terminal of a technician sends alarm information.
If the number N of false positives in the fourth time period T4 is less than or equal to the preset number threshold N, the process returns to step 101.
And 204, if the communication action error message of the communication function block is not received, executing the step of judging whether the sum of the acquired data of the power grid data is unchanged within a second preset time period in the step 104.
In this embodiment, specifically, if the master controller of the wind turbine generator system determines that the communication action error message of the communication function block is not received, the step 104 of determining the data sum of the received power grid data is executed, and then it is determined whether the data sum is unchanged within the second preset time period T2, if so, it is determined that a communication fault occurs in the communication between the communication function block and the electric energy meter.
Specifically, if the master control of the wind generating set determines that the communication action error report information of the communication function block is not received, determining that the communication action has no error report, and calculating the data sum of the received power grid data by the master control of the wind generating set; then, if the master control of the wind generating set determines that the data sum is not changed in a second preset time period T2, and if the data sum is not changed in a second preset time period T2, the master control of the wind generating set determines that a communication fault occurs between the communication function block and the electric energy meter, and then the master control of the wind generating set sends out a communication fault alarm to inform technicians that a communication fault occurs between the communication function block and the electric energy meter; the process of the master control of the wind generating set sending the alarm of the communication fault can be that the master control of the wind generating set sends a sound alarm, a light alarm or a terminal of a technician sends alarm information.
In the embodiment, the state of a communication function block communicating with the electric energy meter is acquired by acquiring the power grid data of the electric energy meter and in the communication process with the electric energy meter; determining whether the state of the communication function block is unchanged within a first preset time period; if the state of the communication function block changes within a first preset time period, judging whether the sum of the acquired data of the power grid data is unchanged within a second preset time period; and if the data sum is not changed in the second preset time period, determining that communication fault occurs in the communication between the communication function block and the electric energy meter. Then, after the state of the communication function block is acquired, if the state of the communication function block is determined to be unchanged within a third preset time period, it is determined that a communication fault occurs in the communication between the communication function block and the electric energy meter. In the communication process with the electric energy meter, if the communication action error-reporting information of the communication function block is received, accumulating the error-reporting times when the communication action error-reporting information is received each time; and if the error reporting times in the fourth time period are larger than the preset times threshold, determining that the communication between the communication function block and the electric energy meter has communication faults. Therefore, whether the state of the communication function block changes in a continuous time period is analyzed by acquiring the state of the communication function block, and whether communication fault occurs in the communication between the communication function block and the electric energy meter is determined; and then communication between the wind generating set and the electric energy meter is given with certain time and times of communication abnormity, and further the wind generating set is not stopped when communication fault between the wind generating set and the electric energy meter is determined, so that normal operation of the wind generating set is not influenced in a short time when communication fault occurs in a short time. Determining whether the state of the communication function block is unchanged within a first preset time period and a third preset time period; determining whether the number of times of error reporting in the fourth time period is greater than a preset number threshold; therefore, the action state of the modbus _ rtu bottom layer communication function block is identified, communication abnormity is judged, and after multiple times of state abnormity and error reporting, the alarm of communication fault is determined to be triggered; therefore, communication between the wind generating set and the electric energy meter is allowed to have errors for a certain number of times, and alarm and reset of communication are carried out in a long-time abnormal communication state, so that the fault tolerance of communication between the wind generating set and the electric energy meter is improved, and the stability of communication between the wind generating set and the electric energy meter and the accuracy of fault diagnosis are improved.
Fig. 3 is a schematic structural diagram of a processing device for electric energy meter communication according to a third embodiment of the present invention, as shown in fig. 3, the device according to the present embodiment includes:
the first obtaining module 31 is configured to obtain power grid data of the electric energy meter;
the second obtaining module 32 is configured to obtain a state of a communication function block in communication with the electric energy meter in a communication process with the electric energy meter;
a first determining module 33, configured to determine whether a state of the communication function block is unchanged within a first preset time period;
a second determining module 34, configured to determine whether a data sum of the acquired power grid data is unchanged within a second preset time period if the state of the communication function block changes within the first preset time period;
and the first fault determining module 35 is configured to determine that a communication fault occurs in the communication between the communication function block and the electric energy meter if the sum of the data is not changed within a second preset time period.
Wherein the state of the communication function block includes a communication action state and a busy state.
The processing device for electric energy meter communication in this embodiment can execute the processing method for electric energy meter communication provided in the first embodiment of the present invention, and the implementation principles are similar, and are not described herein again.
In the embodiment, the state of the communication functional block is acquired by acquiring the power grid data of the electric energy meter and in the communication process with the electric energy meter; determining whether the state of the communication function block is unchanged within a first preset time period; if the state of the communication function block changes within a first preset time period, judging whether the sum of the acquired data of the power grid data is unchanged within a second preset time period; and if the data sum is not changed in the second preset time period, determining that communication fault occurs in the communication between the communication function block and the electric energy meter. Therefore, whether the state of the communication function block changes in a continuous time period is analyzed by acquiring the state of the communication function block, and whether communication fault occurs in the communication between the communication function block and the electric energy meter is determined; and then the communication between the wind generating set and the electric energy meter is given with certain time and times of communication abnormity, and then the wind generating set is stopped when the communication between the wind generating set and the electric energy meter is determined to have communication fault, so that the normal operation of the wind generating set is not influenced in a short time when the communication fault problem occurs in a short time, the fault tolerance of the communication between the wind generating set and the electric energy meter is further improved, and the stability of the communication between the wind generating set and the electric energy meter and the accuracy of fault diagnosis are improved.
Fig. 4 is a schematic structural diagram of a processing device for electric energy meter communication according to a fourth embodiment of the present invention, and based on the third embodiment, as shown in fig. 4, the device according to the present embodiment further includes:
the second failure determining module 41 is configured to determine whether the state of the communication function block, which is communicated with the electric energy meter, is unchanged within a third preset time period after the second obtaining module 32 obtains the state of the communication function block, where the third preset time period is greater than the first preset time period; and if the state of the communication functional block is not changed in the third preset time period, determining that communication fault occurs in the communication between the communication functional block and the electric energy meter.
The second obtaining module 32 is further configured to determine whether the communication action error report information of the communication function block is received in the communication process with the electric energy meter.
The apparatus provided in this embodiment further includes: a third failure determining module 42, configured to, if the second obtaining module 32 receives the communication action error reporting information of the communication function block, accumulate error reporting times each time the communication action error reporting information is received; and if the error reporting times in the fourth time period are larger than the preset time threshold, determining that the communication between the communication function block and the electric energy meter has communication faults, and clearing the error reporting times.
In the apparatus provided in this embodiment, the second determining module 34 is further configured to determine whether the sum of the acquired data of the power grid data is unchanged within a second preset time period if the communication action error message of the communication function block is not received.
The apparatus provided in this embodiment further includes:
and the alarm module 43 is configured to send a communication fault alarm after the first fault determination module 35, the second fault determination module 41 and the third fault determination module 42 determine that a communication fault occurs in the communication between the communication function block and the electric energy meter. The processing device for electric energy meter communication in this embodiment can execute the processing method for electric energy meter communication provided in the second embodiment of the present invention, and the implementation principles are similar, and are not described herein again.
In the embodiment, the state of a communication function block communicating with the electric energy meter is acquired by acquiring the power grid data of the electric energy meter and in the communication process with the electric energy meter; determining whether the state of the communication function block is unchanged within a first preset time period; if the state of the communication function block changes within a first preset time period, judging whether the sum of the acquired data of the power grid data is unchanged within a second preset time period; and if the data sum is not changed in the second preset time period, determining that communication fault occurs in the communication between the communication function block and the electric energy meter. Then, after the state of the communication function block is acquired, if the state of the communication function block is determined to be unchanged within a third preset time period, it is determined that a communication fault occurs in the communication between the communication function block and the electric energy meter. In the communication process with the electric energy meter, if the communication action error-reporting information of the communication function block is received, accumulating the error-reporting times when the communication action error-reporting information is received each time; and if the error reporting times in the fourth time period are larger than the preset times threshold, determining that the communication between the communication function block and the electric energy meter has communication faults. Therefore, whether the state of the communication function block changes in a continuous time period is analyzed by acquiring the state of the communication function block, and whether communication fault occurs in the communication between the communication function block and the electric energy meter is determined; and then communication between the wind generating set and the electric energy meter is given with certain time and times of communication abnormity, and further the wind generating set is not stopped when communication fault between the wind generating set and the electric energy meter is determined, so that normal operation of the wind generating set is not influenced in a short time when communication fault occurs in a short time. Determining whether the state of the communication function block is unchanged within a first preset time period and a third preset time period; determining whether the number of times of error reporting in the fourth time period is greater than a preset number threshold; therefore, the action state of the modbus _ rtu bottom layer communication function block is identified, communication abnormity is judged, and after multiple times of state abnormity and error reporting, the alarm of communication fault is determined to be triggered; therefore, communication between the wind generating set and the electric energy meter is allowed to have errors for a certain number of times, and alarm and reset of communication are carried out in a long-time abnormal communication state, so that the fault tolerance of communication between the wind generating set and the electric energy meter is improved, and the stability of communication between the wind generating set and the electric energy meter and the accuracy of fault diagnosis are improved.
Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the above-described method embodiments may be performed by hardware associated with program instructions. The program may be stored in a computer-readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; 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.
Claims (10)
1. A processing method for communication of an electric energy meter is characterized by comprising the following steps:
acquiring power grid data of the electric energy meter, and acquiring the state of a communication function block communicated with the electric energy meter in the communication process of the electric energy meter;
determining whether the state of the communication function block is unchanged within a first preset time period;
if the state of the communication function block changes within a first preset time period, judging whether the sum of the acquired data of the power grid data is unchanged within a second preset time period;
and if the data sum is not changed in a second preset time period, determining that communication fault occurs in the communication between the communication function block and the electric energy meter.
2. The method of claim 1, wherein the states of the communication function block comprise a communication action state and a busy state.
3. The method of claim 1 or 2, further comprising, after the obtaining the status of the communication function in communication with the power meter:
determining whether the state of the communication function block is unchanged within a third preset time period, wherein the third preset time period is greater than the first preset time period;
and if the state of the communication function block is not changed in a third preset time period, determining that a communication fault occurs in the communication between the communication function block and the electric energy meter.
4. The method of claim 3, wherein during communication with the power meter, further comprising:
judging whether the communication action error report information of the communication function block is received or not;
if the communication action error-reporting information of the communication function block is received, accumulating the error-reporting times when the communication action error-reporting information is received each time;
and if the error reporting times are larger than a preset time threshold value in a fourth time period, determining that communication faults occur in the communication between the communication function block and the electric energy meter, and clearing the error reporting times.
5. The method of claim 4, further comprising:
if the communication action error message of the communication function block is not received, the step of judging whether the data sum of the acquired power grid data is unchanged in a second preset time period is executed; or/and the light source is arranged in the light path,
after the communication fault of the communication between the communication function block and the electric energy meter is determined, the method further comprises the following steps: and sending out a communication fault alarm.
6. A processing apparatus for electric energy meter communication, comprising:
the first acquisition module is used for acquiring the power grid data of the electric energy meter;
the second acquisition module is used for acquiring the state of a communication functional block communicated with the electric energy meter in the communication process with the electric energy meter;
the first determination module is used for determining whether the state of the communication function block is unchanged within a first preset time period;
the second determining module is used for judging whether the sum of the acquired data of the power grid is unchanged within a second preset time period or not if the state of the communication function block is changed within the first preset time period;
and the first fault determination module is used for determining that communication faults occur in the communication between the communication functional block and the electric energy meter if the data sum is not changed in a second preset time period.
7. The apparatus of claim 6, wherein the state of the communication function block comprises a communication action state and a busy state.
8. The apparatus of claim 6 or 7, further comprising:
the second fault determining module is used for determining whether the state of the communication function block is unchanged within a third preset time period after the second obtaining module obtains the state of the communication function block communicated with the electric energy meter, wherein the third preset time period is longer than the first preset time period; and if the state of the communication function block is not changed in a third preset time period, determining that a communication fault occurs in the communication between the communication function block and the electric energy meter.
9. The apparatus of claim 8, wherein the second obtaining module is further configured to:
in the communication process with the electric energy meter, judging whether the communication action error report information of the communication function block is received or not;
the processing apparatus of electric energy meter communication still includes: a third failure determining module, configured to accumulate error reporting times each time the second obtaining module receives the communication action error reporting information of the communication function block if the second obtaining module receives the communication action error reporting information of the communication function block; and if the error reporting times are larger than a preset time threshold value in a fourth time period, determining that communication faults occur in the communication between the communication function block and the electric energy meter, and clearing the error reporting times.
10. The apparatus of claim 9, wherein the second determining module is further configured to:
if the communication action error message of the communication function block is not received, judging whether the data sum of the acquired power grid data is unchanged within a second preset time period;
or/and the light source is arranged in the light path,
the processing apparatus of electric energy meter communication still includes: and the alarm module is used for sending out a communication fault alarm after the first fault determination module, the second fault determination module or the third fault determination module determines that the communication between the communication function block and the electric energy meter has a communication fault.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611207446.7A CN108243069B (en) | 2016-12-23 | 2016-12-23 | Processing method and device for communication of electric energy meter |
Applications Claiming Priority (1)
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| CN106100918A (en) * | 2016-08-30 | 2016-11-09 | 国网山东省电力公司滨州供电公司 | A kind of substation data based on EMS system does not refresh detection method |
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| CN106100918A (en) * | 2016-08-30 | 2016-11-09 | 国网山东省电力公司滨州供电公司 | A kind of substation data based on EMS system does not refresh detection method |
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