CN113866707A - Intelligent electric power measuring instrument - Google Patents
Intelligent electric power measuring instrument Download PDFInfo
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- CN113866707A CN113866707A CN202111247904.0A CN202111247904A CN113866707A CN 113866707 A CN113866707 A CN 113866707A CN 202111247904 A CN202111247904 A CN 202111247904A CN 113866707 A CN113866707 A CN 113866707A
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- 238000005259 measurement Methods 0.000 claims abstract description 69
- 238000012545 processing Methods 0.000 claims abstract description 37
- 230000002159 abnormal effect Effects 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000004891 communication Methods 0.000 claims description 35
- 230000005611 electricity Effects 0.000 claims description 4
- 238000010295 mobile communication Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 12
- 238000011161 development Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
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- 238000012544 monitoring process Methods 0.000 description 4
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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
Abstract
The invention provides an intelligent power measuring instrument, and relates to the technical field of power measurement. This intelligence electric power measuring instrument includes: the measurement module is used for acquiring power measurement data of a circuit where the intelligent power measurement instrument is located; the calculation module is used for calculating the electric power parameter of the circuit where the intelligent electric power measuring instrument is located according to the electric power measuring data; the storage module stores a first fault database and is used for storing electric power measurement data and electric power parameters; the processing module is used for judging whether the intelligent electric power measuring instrument is abnormal or has faults according to the electric power parameters and the first fault database; the transmission module is used for transmitting the electric power measurement data and the electric power parameters to the electric power meter host and transmitting the abnormity or the fault to the electric power meter host when the processing module judges that the intelligent electric power measurement meter is abnormal or has the fault. The method can quickly detect the abnormity and the faults of the instrument, has the characteristic of high detection efficiency, and can effectively ensure the development of the intelligent grid of the power system.
Description
Technical Field
The invention relates to the technical field of power measurement, in particular to an intelligent power measuring instrument.
Background
In contemporary society, the importance of electricity to people is incomparable, and the demand of residents for electricity in life, business, industry and internet is increasing, and if the phenomenon of sudden power failure occurs, huge influence and monetary loss are generated on the life. With the continuous advance of industrialization, the early measuring instrument cannot meet the requirements of the modern process, so that the measuring instrument needs to be upgraded and modified on a hardware circuit, including selection of a sensor, a signal acquisition and data transmission mode, a processing chip and the like. At the present stage, various measuring instruments are developing towards the direction of simple operation, multiple functions and intelligent safety.
Nowadays, internet is continuously developed, various tools need electricity, so that the whole power system is continuously expanded, higher requirements are provided for measurement accuracy, and power related departments and users immediately provide more strict standards on functional requirements compared with the traditional society around the current power network monitoring system. For example, the efficiency of the balance in the utilization of electric energy, the real-time monitoring of electric information in a remote situation, remote settlement, and automatic request of electric charges, etc. Most of traditional electric power instruments have complicated hardware structures, are relatively simple in function, are relatively insufficient in measurement accuracy level, and even have the problems of lacking of remote communication function and the like. The monitoring effect of the electric meter remote monitoring system is seriously influenced, and the development of the intelligent grid of the electric power system is limited.
Disclosure of Invention
The invention aims to provide an intelligent electric power measuring instrument which can rapidly detect the abnormity and the fault of the instrument, has the characteristic of high detection efficiency and can effectively ensure the development of the intelligent grid of an electric power system.
Embodiments of the invention may be implemented as follows:
the embodiment of the invention provides an intelligent electric power measuring instrument, which is used for an intelligent electric power measuring system, wherein the intelligent electric power measuring system comprises an electric power instrument host and a control terminal, a plurality of intelligent electric power measuring instruments are electrically connected with the same electric power instrument host, the electric power instrument host is in communication connection with the control terminal, and the intelligent electric power measuring instrument comprises:
the measurement module is used for acquiring power measurement data of a circuit where the intelligent power measurement instrument is located;
the calculation module is used for calculating the power parameter of the circuit where the intelligent power measuring instrument is located according to the power measuring data;
a storage module storing a first fault database and configured to store the power measurement data and the power parameter;
the processing module is used for judging whether the intelligent electric power measuring instrument is abnormal or fails according to the electric power parameters and the first fault database;
the transmission module is used for transmitting the electric power measurement data and the electric power parameters to the electric power meter host and transmitting the abnormity or the fault to the electric power meter host when the processing module judges that the intelligent electric power measurement meter is abnormal or has faults.
Further, in an optional embodiment, the transmission module is further configured to transmit the power measurement data and the power parameter to the power meter host, where a second fault database is stored on the power meter host, where the second fault database includes the first fault database, and the power meter host is further configured to determine whether the intelligent power measurement meter is abnormal or faulty according to the power parameter and the second fault database.
Further, in an optional embodiment, the electric power meter host is configured to, after the first fault database is removed from the second fault database, determine whether the intelligent electric power meter is abnormal or faulty according to the electric power measurement data and the second fault database from which the first fault database has been removed.
Further, in an optional embodiment, the power meter host is in communication connection with the control terminal, and is configured to transmit the power test data and the power parameter to the control terminal, where a third fault database is stored on the control terminal, where the third fault database includes the second fault database, and the control terminal is configured to determine whether the intelligent power meter is abnormal or faulty according to the power parameter and the third fault database.
Further, in an optional embodiment, the control terminal is further configured to, after the second fault database is removed from the third fault database, determine whether the intelligent power measuring instrument is abnormal or faulty according to the power measurement data and the third fault database from which the second fault database is removed.
Further, in an optional embodiment, the control terminal is further configured to send failure-free information to the power meter host and the smart power meter when it is determined that the power meter is failure-free.
Further, in an optional embodiment, after receiving the fault-free information, the processing module stores the measured power measurement data and the measured power parameter as fault-free data in the first fault database, so that the first fault database is updated, and the power meter host updates according to the updated first fault database.
Further, in an optional embodiment, the transmission module includes a wired communication module and a wireless communication module, the wired communication module and the wireless communication module are both electrically connected to the processing module, the processing module is further configured to detect whether the wired communication module is normal, and if the wired communication module is normal, the power measurement data and the power parameter are transmitted to the power meter host through the wired communication module.
Further, in an optional embodiment, the processing module is further configured to transmit the power measurement data and the power parameter to the power meter host through the wired communication module when the wired communication module is detected to be abnormal.
Further, in an optional embodiment, the processing module is further configured to generate an alarm signal when the processing module determines that the intelligent power measuring instrument is abnormal or faulty, and send the alarm signal to the mobile communication terminal through the transmission module.
The intelligent electric power measuring instrument provided by the invention has the following beneficial effects:
the power measurement data of the power is obtained through the measurement module, and the power measurement data is calculated through the calculation module to obtain the power parameter. The storage module may store the power measurement data and the power parameter in the storage module. The processing module can obtain whether the power parameters are abnormal or whether the intelligent power measuring instrument is normal according to the power parameters and the first fault database stored on the storage module, so that the detection of faults and abnormality is realized. In addition, when the calculation module processes the power measurement parameter, the measured power measurement parameter may be used as an input value of the prediction model, the power parameter obtained through calculation by the calculation module may be used as a predicted value of the circuit, and the predicted value is compared with the first fault database, so as to realize prediction and danger early warning of the circuit fault. The first fault database is located on the storage module of the intelligent electric power measuring instrument, so that the processing module can be conveniently called, and the speed is high, and the efficiency of abnormity detection and fault prediction is improved. The embodiment of the invention can quickly detect the abnormity and the fault of the instrument, has the characteristic of high detection efficiency, and can effectively ensure the development of the intelligent grid of the power system.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below. It is appreciated that the following drawings depict only certain embodiments of the invention and are therefore not to be considered limiting of its scope. For a person skilled in the art, it is possible to derive other relevant figures from these figures without inventive effort.
Fig. 1 is a schematic block diagram of an intelligent power measurement system according to an embodiment of the present invention;
fig. 2 is a schematic block diagram of an intelligent power measuring instrument according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
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. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
The following detailed description of embodiments of the invention refers to the accompanying drawings.
The embodiment provides an intelligent electric power measuring instrument, which can rapidly detect the abnormity and faults of the instrument, has the characteristic of high detection efficiency, and can effectively ensure the development of the intelligent grid of an electric power system.
It should be noted that, as shown in fig. 1, in the embodiment of the present invention, the intelligent power measuring instrument is used in an intelligent power measuring system, the intelligent power measuring system includes a power instrument host and a control terminal, a plurality of intelligent power measuring instruments are electrically connected to the same power instrument host, and the power instrument host is in communication connection with the control terminal. That is to say, a plurality of intelligent electric power measuring instrument correspond an electric power instrument host computer, and a plurality of electric power instrument host computers correspond same control terminal, can be convenient for carry out high-efficient management to electric power measuring instrument.
Referring to fig. 2, in an embodiment of the present invention, an intelligent power measuring instrument includes a measuring module, a calculating module, a storage module, and a processing module. The measuring module, the calculating module and the storage module are all electrically connected with the processing module (or connected by a data bus and the like).
In this embodiment, the measurement module is configured to obtain power measurement data of a circuit in which the intelligent power measurement instrument is located; the calculation module is used for calculating the electric power parameter of the circuit where the intelligent electric power measuring instrument is located according to the electric power measuring data; the storage module stores a first fault database and is used for storing electric power measurement data and electric power parameters; the processing module is used for judging whether the intelligent electric power measuring instrument is abnormal or has faults according to the electric power parameters and the first fault database; the transmission module is used for transmitting the electric power measurement data and the electric power parameters to the electric power meter host and transmitting the abnormity or the fault to the electric power meter host when the processing module judges that the intelligent electric power measurement meter is abnormal or has the fault.
It should be particularly noted that, in the embodiment of the present invention, the software and hardware modules of the intelligent power measuring instrument are mainly limited, and when the functions of each part are specifically implemented, the functions may be implemented by a processor, a memory, and other devices. In the present invention, the processor may be an integrated circuit chip having signal processing capabilities. The Processor may be a general-purpose Processor, and includes a Central Processing Unit (CPU), a Network Processor (NP), and the like; but may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components. The various methods, steps and logic blocks disclosed in the embodiments of the present invention may be implemented or performed. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The Memory may be a Random Access Memory (RAM), a Read Only Memory (ROM), a Programmable Read Only Memory (PROM), an Erasable Read Only Memory (EPROM), an electrically Erasable Read Only Memory (EEPROM), or the like. The processor couples various input/output devices to the processor as well as to the memory. In some embodiments, the processor and memory may be implemented in a single chip. In other examples, they may be implemented separately from the individual chips. The embodiments of the present invention are not required or limited to specific forms of processors, memory areas, and controllers.
In the embodiment of the invention, the power measurement data of the power is obtained through the measurement module, and the power parameter is obtained through calculating the power measurement data through the calculation module. The storage module may store the power measurement data and the power parameter in the storage module. The processing module can obtain whether the power parameters are abnormal or whether the intelligent power measuring instrument is normal according to the power parameters and the first fault database stored on the storage module, so that the detection of faults and abnormality is realized. In addition, when the calculation module processes the power measurement parameter, the measured power measurement parameter may be used as an input value of the prediction model, the power parameter obtained through calculation by the calculation module may be used as a predicted value of the circuit, and the predicted value is compared with the first fault database, so as to realize prediction and danger early warning of the circuit fault. The first fault database is located on the storage module of the intelligent electric power measuring instrument, so that the processing module can be conveniently called, and the speed is high, and the efficiency of abnormity detection and fault prediction is improved. The embodiment of the invention can quickly detect the abnormity and the fault of the instrument, has the characteristic of high detection efficiency, and can effectively ensure the development of the intelligent grid of the power system.
In an optional embodiment, the transmission module is further configured to transmit the power measurement data and the power parameter to the power meter host, the power meter host stores a second fault database, the second fault database includes the first fault database, and the power meter host is further configured to determine whether the intelligent power measurement meter is abnormal or faulty according to the power parameter and the second fault database.
It should be noted that after the first failure database is compared with the power parameters, a conclusion that there is no failure or no abnormality may be drawn, but since the first failure database is stored on the storage module of the intelligent power measuring instrument, the amount of the first failure database is not large in order to reduce the cost, and the first failure database has strong pertinence. And when the measuring instrument has an unusual fault or is abnormal, the electric power measurement data and the calculated electric power parameters can be transmitted to the electric power instrument host, and whether the intelligent electric power measuring instrument corresponding to the electric power data has a fault or not is judged through the second fault database. Because the second fault database can correspond a plurality of intelligent electric power measuring instruments, the cost can be obviously reduced, and the economic benefit of the whole intelligent electric power measuring system is improved.
Further, the power meter host is used for judging whether the intelligent power measuring meter is abnormal or failed according to the power measuring data and the second fault database with the first fault database removed after the first fault database is removed from the second fault database. The data in the first fault database is processed on the intelligent power measuring instrument, and when the data are processed on the power instrument host, the data are removed, so that the efficiency can be further improved.
In an optional embodiment, the power meter host is in communication connection with the control terminal, and is configured to transmit the power test data and the power parameters to the control terminal, where a third fault database is stored on the control terminal, the third fault database includes a second fault database, and the control terminal is configured to determine whether the intelligent power measuring meter is abnormal or faulty according to the power parameters and the third fault database.
It should be noted that after the second failure database compares the power parameters, a conclusion that there is no failure or no abnormality may be obtained, but since the second failure database is stored on the power meter host, the second failure database mainly aims at a plurality of intelligent power measurement meters electrically connected to the power meter host, and when an unusual failure or abnormality occurs to a measurement meter, the power measurement data and the calculated power parameters may be transmitted to the background terminal, where a third failure database is stored on the background terminal, and whether the intelligent power measurement meter corresponding to the power data fails or not is determined by the third failure database. Because the third failure database can correspond a plurality of electric power meter hosts and more intelligent electric power measuring instruments, the cost can be obviously reduced, and the economic benefit of the whole intelligent electric power measuring system is improved. Meanwhile, the third fault database can be stored in the cloud end and used by a power meter host in the system.
And further, the control terminal is also used for judging whether the intelligent electric power measuring instrument is abnormal or has a fault according to the electric power measuring data and the third fault database from which the second fault database is removed after the second fault database is removed from the third fault database. The data in the second fault database is processed on the power meter host to remove the data, so that the efficiency can be further improved.
In an optional embodiment, the control terminal is further configured to send no-fault information to the power meter host and the intelligent power meter when it is determined that the power meter is fault-free. After receiving the no-fault information, the processing module stores the measured electric power measurement data and the electric power parameters as no-fault data in the first fault database, so that the first fault database is updated, the electric power instrument host is updated according to the updated first fault database, and then the electric power instrument host can obtain a no-fault conclusion by comparing the first fault database with the first fault database when similar faults occur next time, and further efficiency is improved.
In an optional embodiment, the transmission module includes a wired communication module and a wireless communication module, both the wired communication module and the wireless communication module are electrically connected to the processing module, the processing module is further configured to detect whether the wired communication module is normal, and if the wired communication module is normal, the power measurement data and the power parameter are transmitted to the power meter host through the wired communication module. Further, the processing module is also used for transmitting the power measurement data and the power parameters to the power meter host through the wired communication module when the wired communication module is detected to be abnormal.
In an optional embodiment, the processing module is further configured to generate an alarm signal when the processing module determines that the intelligent power measuring instrument is abnormal or has a fault, and send the alarm signal to the mobile communication terminal through the transmission module.
The intelligent electric power measuring instrument that this embodiment provided: the power measurement data of the power is obtained through the measurement module, and the power measurement data is calculated through the calculation module to obtain the power parameter. The storage module may store the power measurement data and the power parameter in the storage module. The processing module can obtain whether the power parameters are abnormal or whether the intelligent power measuring instrument is normal according to the power parameters and the first fault database stored on the storage module, so that the detection of faults and abnormality is realized. In addition, when the calculation module processes the power measurement parameter, the measured power measurement parameter may be used as an input value of the prediction model, the power parameter obtained through calculation by the calculation module may be used as a predicted value of the circuit, and the predicted value is compared with the first fault database, so as to realize prediction and danger early warning of the circuit fault. The first fault database is located on the storage module of the intelligent electric power measuring instrument, so that the processing module can be conveniently called, and the speed is high, and the efficiency of abnormity detection and fault prediction is improved. The embodiment of the invention can quickly detect the abnormity and the fault of the instrument, has the characteristic of high detection efficiency, and can effectively ensure the development of the intelligent grid of the power system.
It should be noted that in the description of the present invention, the terms "upper", "lower", "inner", "outer", "left", "right", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship which the product of the present invention is usually placed in when in use, or the orientation or position relationship which is usually understood by those skilled in the art, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
It should also be noted that, in the description of the present invention, unless explicitly stated or limited otherwise, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides an intelligence electric power measuring instrument for intelligence electric power measuring system, intelligence electric power measuring system includes electric power meter host computer and control terminal, and is a plurality of intelligence electric power measuring instrument is with same electric power meter host computer electricity is connected, electric power meter host computer with control terminal communication connection, its characterized in that, intelligence electric power measuring instrument includes:
the measurement module is used for acquiring power measurement data of a circuit where the intelligent power measurement instrument is located;
the calculation module is used for calculating the power parameter of the circuit where the intelligent power measuring instrument is located according to the power measuring data;
a storage module storing a first fault database and configured to store the power measurement data and the power parameter;
the processing module is used for judging whether the intelligent electric power measuring instrument is abnormal or fails according to the electric power parameters and the first fault database;
the transmission module is used for transmitting the electric power measurement data and the electric power parameters to the electric power meter host and transmitting the abnormity or the fault to the electric power meter host when the processing module judges that the intelligent electric power measurement meter is abnormal or has faults.
2. The smart power meter of claim 1, wherein the transmission module is further configured to transmit the power measurement data and the power parameter to the power meter host, the power meter host stores a second failure database, the second failure database includes the first failure database, and the power meter host is further configured to determine whether the smart power meter is abnormal or failed according to the power parameter and the second failure database.
3. The intelligent electric power measuring instrument of claim 2, wherein the electric power instrument host is configured to determine whether the intelligent electric power measuring instrument is abnormal or faulty according to the electric power measuring data and the second fault database from which the first fault database has been removed after the first fault database is removed from the second fault database.
4. The intelligent power measuring instrument of claim 3, wherein the power instrument host is in communication connection with the control terminal, and is configured to transmit the power test data and the power parameters to the control terminal, the control terminal stores a third fault database, the third fault database includes the second fault database, and the control terminal is configured to determine whether the intelligent power measuring instrument is abnormal or faulty according to the power parameters and the third fault database.
5. The intelligent electric power measuring instrument according to claim 4, wherein the control terminal is further configured to determine whether the intelligent electric power measuring instrument is abnormal or faulty according to the electric power measurement data and the third faulty database from which the second faulty database has been removed after the second faulty database is removed from the third faulty database.
6. The intelligent electric power measuring instrument according to claim 5, wherein the control terminal is further configured to send no-fault information to the electric power meter host and the intelligent electric power measuring instrument when it is determined that the electric power measuring instrument is fault-free.
7. The intelligent electric power measuring instrument according to claim 6, wherein the processing module stores the electric power measurement data and the electric power parameters measured this time as non-fault data in the first fault database after receiving the non-fault information, updates the first fault database, and the electric power meter host updates according to the updated first fault database.
8. The smart power meter according to any one of claims 1-7, wherein the transmission module comprises a wired communication module and a wireless communication module, the wired communication module and the wireless communication module are both electrically connected to the processing module, the processing module is further configured to detect whether the wired communication module is normal, and if the wired communication module is normal, the power meter host transmits the power measurement data and the power parameter to the power meter through the wired communication module.
9. The smart power meter of claim 8, wherein the processing module is further configured to transmit the power measurement data and the power parameter to the power meter host via the wired communication module upon detecting the wired communication module anomaly.
10. The intelligent electric power measuring instrument according to any one of claims 1-7, wherein the processing module is further configured to generate an alarm signal when the processing module determines that the intelligent electric power measuring instrument is abnormal or faulty, and send the alarm signal to a mobile communication terminal through the transmission module.
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2021
- 2021-10-26 CN CN202111247904.0A patent/CN113866707A/en active Pending
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| KR100868892B1 (en) * | 2007-08-08 | 2008-11-17 | (주)제일전기기술단 | Remote monitoring control and data acquisition system of electric supply channel |
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