CN201945630U - Multifunctional intelligent electric energy meter - Google Patents
Multifunctional intelligent electric energy meter Download PDFInfo
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- CN201945630U CN201945630U CN2010206694456U CN201020669445U CN201945630U CN 201945630 U CN201945630 U CN 201945630U CN 2010206694456 U CN2010206694456 U CN 2010206694456U CN 201020669445 U CN201020669445 U CN 201020669445U CN 201945630 U CN201945630 U CN 201945630U
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Abstract
The utility model relates to a multifunctional intelligent electric energy meter capable of parallelly processing a plurality of tasks, which comprises an electric energy metering module, a main control module, a communication module and a power supply module, wherein the electric energy metering module carries out data exchange, the power supply module supplies electricity to each module, the electric energy metering module obtains sampling information from an electric network for carrying out relative calculation and simultaneously transmits calculated result data to the main control module per second, the main control module comprises a plurality of parallel task modules and a real-time operation system, the main control module carries out analytical processing on the information of the electric energy module and carries out data exchange with the outside through the communication module, and the main control module is connected with a display module for displaying various kinds of information. The utility model provides the multifunctional intelligent electric energy meter which has the advantages that the task modules are dispatched in time, the reaction speed is high, and the requirement of high requirements on multi-communication real-time performance in the existing market is met. The technical problems in the prior art that the task modules are not dispatched in time in the electric energy meter, and the reaction speed is low are solved.
Description
Technical field
The utility model relates to a kind of electric energy meter, relates in particular to the multifunctional intellectual electric energy meter of a plurality of tasks of a kind of energy parallel processing.
Background technology
What at present, the embedded system of electric energy meter inside was all taked is conventional AM/BAM software systems.Each Processing tasks module can not be worked simultaneously in main control module, always once calls a module according to different conditions, and is this simple in structure.But along with the day by day increase of market to the functional requirement of electric energy meter, the function treatment task of electric energy meter is more and more, some problems in use occurred:
(1) scheduling is untimely, if the processing cycle of a functional task module is long, must wait for when using so after this functional task module is finished and to carry out next functional task module, the result who directly shows is: electric energy meter can not in time respond those needs the functional task of response fast, even miss twice processing, carrying out as current electric energy meter and to print in the functional task processing procedure reckon up the bill, just may go out in three or five seconds time, not carry out electric energy calculating, not refresh the situation of demonstration.
(2) construction cycle and difficulty can form doubly increase along with the quantity of functional task and the increase of complexity, when electric energy meter need increase relative function more complicated, real-time and requires than higher task, in the AM/BAM system, in order to reach the requirement of real-time, the designer needs artificial each functional task module of scheduling, even need accurately calculate the allocating time point and the execution time length of each functional task module, nonetheless also be difficult to guarantee the requirement of real-time.
In patent document, mention a kind of electric energy meter, Granted publication number is: CN2496029Y, single-phase intelligent card electric energy meter, it comprises sample circuit, metering circuit, control circuit, display circuit, the power on/off executive circuit, deck, DC power-supply circuit with the corresponding integrated circuit card of deck and above-mentioned each circuit, control circuit comprises single-chip microcomputer, chip and safety control module SAM reset, integrated circuit card is the CPU card, the inside mask of safety control module SAM and CPU card has operating system TIME-COS2.0, and employing des encryption method, dispatch from the factory and after revise the master key card universal key of being grasped by manufacturer among the safety control module SAM is revised as the key of being grasped by power supply management department, single-chip microcomputer reads the content of safety control module SAM and finishes key authentication by the P4 mouth.
Summary of the invention
The utility model provides a kind of scheduler task module timely, and reaction velocity is fast, satisfies the multifunctional intellectual electric energy meter of the demanding requirement of many-to-many communication real-time on the existing market; It is not prompt enough to have solved the interior transfer of the electric energy meter task module that exists in the prior art, the technical matters that reaction velocity is slow.
Above-mentioned technical matters of the present utility model solves by following technical proposals: a kind of multifunctional intellectual electric energy meter, it is characterized in that: comprise electric energy metrical module, main control module and the communication module of carrying out exchanges data, also comprise power module to each module for power supply; Wherein, the electric energy metrical module is obtained sample information and is carried out correlation computations from electrical network, p.s. the result data that calculates is sent to main control module simultaneously; Comprise parallel a plurality of task modules and real time operating system in the described main control module, main control module carries out dissection process to the information of power module, and carrying out exchanges data by the communication module and the external world, main control module is connecting the display module that various information are shown.Master control module controls the running of whole electric energy, in main control module each can parallel processing the task module of operation, even if make current when carrying out the long functional task of complicated operation, execution time, in case the demanding task of real-time occurs, electric energy meter always can be carried out timely, thereby satisfies on the present market the demanding requirement of a lot of real-time communications.Need increase or during modify feature, it is just passable that software design personnel only need increase the function corresponding task module when electric energy meter simultaneously, reduce the maintenance period of exploitation greatly.
As preferably, the task module that carries out parallel processing in the described main control module comprises power down power on Processing tasks module, electric energy metrical Processing tasks module, display process task module, clock rate Processing tasks module, load record Processing tasks module, logout Processing tasks module and communication process task module.Above-mentioned each task module in the main control module can satisfy each Processing tasks under the different situations, and the coordination communication between realization and each module of electric energy meter energy, thereby realizes the requirement of many communication high real-times.
As preferably, described communication module has four, corresponding to communication module four communication process task modules is arranged in main control module.The quantity of communication task module can control the quantity of communication module according to electric energy meter and extraneous needs of communicating by letter.
As preferably, the display process task module in the main control module is corresponding with display module.Electric energy metrical Processing tasks module in the main control module is corresponding with power module.Power down in the main control module Processing tasks module that powers on is corresponding with power module.In main control module, have and the outside corresponding task module of each module, the real-time that the realization task is carried out, and the real time data of assurance parallel processing external module, realization response is timely.
Therefore, multifunctional intellectual electric energy meter of the present utility model possesses following advantage: the designed electric energy meter that comes out can carry out task scheduling in time, when carrying out the functional task of certain complexity, execution time length, in case the demanding task of real-time occurs, electric energy meter always can be carried out in time, thereby can satisfy on the existing market the demanding requirement of a lot of real-time communications.Need increase or during modify feature, software design personnel get final product in the middle of only need increasing the function corresponding task and joining task scheduling, have greatly reduced the development and maintenance cycle when electric energy meter simultaneously.
Description of drawings
Fig. 1 is the module diagram of multifunctional intellectual electric energy meter of the present utility model.
Fig. 2 is the module diagram of the main control module in Fig. 1.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical scheme of utility model is described in further detail.
Embodiment: as shown in Figure 1, the multifunctional intellectual electric energy meter, comprise electric energy metrical module 1, power module 2, main control module 3, display module 4 and four communication modules, four communication modules are divided into first communication module 5, second communication module 6, third communication module 7 and 8, four communication modules of four-way letter module according to data different divide of main control module 3 with extraneous communication.Wherein power module 2 provides working power for other module in the electric energy meter from the electrical network power taking; Electric energy metrical module 1 is obtained sample information from electrical network and is carried out correlation computations, p.s. the result data that calculates is sent to main control module simultaneously; Main control module is responsible for the work of whole electric energy, comprise that the electric energy measurement data that electric energy metrical module 1 is reported up carries out dissection process and carries out electric energy accumulation, storage etc., various information are outputed to display module show, by reach the function that communicates with the external world with the data interaction between the communication module.Because miniature real time operating system need take certain FLASH and RAM resource, this electric energy meter is selected the PIC24FJ256GA110 of microchip company.
As shown in Figure 2, comprise miniature real time operating system 9 and a plurality of Processing tasks module in the main control module 3 of electric energy meter, wherein embedded real-time operating system 9 uses MicroC/os II (also claiming UCOS), is responsible for the user function task is dispatched.The Processing tasks module comprises parallel power down power on Processing tasks module 10, electric energy metrical Processing tasks module 11, display process task module 12, clock rate Processing tasks module 13, load record Processing tasks module 14, logout Processing tasks module 15, the first communication process task module 16, second communication Processing tasks module 17, third communication Processing tasks module 18, four-way letter Processing tasks module 19, the information in the task module is respectively handled in the parallel processing of miniature real time operating system, realizes Real-Time Scheduling.Software design personnel are that each user function Processing tasks distributes a task priority and task stack district, operating system can be carried out preemption scheduling according to the task of current needs execution and the priority of current this task in system's operational process, directly switches to the high task of priority from the low task of priority.
Claims (6)
1. a multifunctional intellectual electric energy meter is characterized in that: comprise electric energy metrical module, main control module and the communication module of carrying out exchanges data, also comprise the power module to each module for power supply; Wherein, the electric energy metrical module is obtained sample information and is carried out correlation computations from electrical network, p.s. the result data that calculates is sent to main control module simultaneously; Comprise parallel a plurality of task modules and real time operating system in the described main control module, main control module carries out dissection process to the information of power module, and carrying out exchanges data by the communication module and the external world, main control module is connecting the display module that various information are shown.
2. multifunctional intellectual electric energy meter according to claim 1 is characterized in that: the task module that carries out parallel processing in the described main control module comprises power down power on Processing tasks module, electric energy metrical Processing tasks module, display process task module, clock rate Processing tasks module, load record Processing tasks module, logout Processing tasks module and communication process task module.
3. multifunctional intellectual electric energy meter according to claim 1 and 2 is characterized in that: described communication module has four, corresponding to communication module four communication process task modules is arranged in the active module.
4. multifunctional intellectual electric energy meter according to claim 1 and 2 is characterized in that: the display process task module in the main control module is corresponding with display module.
5. multifunctional intellectual electric energy meter according to claim 1 and 2 is characterized in that: the electric energy metrical Processing tasks module in the main control module is corresponding with power module.
6. multifunctional intellectual electric energy meter according to claim 1 and 2 is characterized in that: the Processing tasks module that powers on of the power down in the main control module is corresponding with power module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206694456U CN201945630U (en) | 2010-12-20 | 2010-12-20 | Multifunctional intelligent electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206694456U CN201945630U (en) | 2010-12-20 | 2010-12-20 | Multifunctional intelligent electric energy meter |
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| Publication Number | Publication Date |
|---|---|
| CN201945630U true CN201945630U (en) | 2011-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206694456U Expired - Fee Related CN201945630U (en) | 2010-12-20 | 2010-12-20 | Multifunctional intelligent electric energy meter |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941084A (en) * | 2014-05-13 | 2014-07-23 | 上海电气集团股份有限公司 | MuCOS (Micro Control Operation System) operating system based intelligent electric meter |
| CN104081213A (en) * | 2012-02-13 | 2014-10-01 | 松下电器产业株式会社 | Power measuring apparatus |
| CN106097589A (en) * | 2016-06-12 | 2016-11-09 | 宁波迦南电子有限公司 | A kind of embedded management system of single-phase charge-controlled intelligent electric meter |
| CN106127960A (en) * | 2016-06-12 | 2016-11-16 | 宁波迦南电子有限公司 | A kind of single-phase charge-controlled intelligent electric meter |
-
2010
- 2010-12-20 CN CN2010206694456U patent/CN201945630U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104081213A (en) * | 2012-02-13 | 2014-10-01 | 松下电器产业株式会社 | Power measuring apparatus |
| CN103941084A (en) * | 2014-05-13 | 2014-07-23 | 上海电气集团股份有限公司 | MuCOS (Micro Control Operation System) operating system based intelligent electric meter |
| CN106097589A (en) * | 2016-06-12 | 2016-11-09 | 宁波迦南电子有限公司 | A kind of embedded management system of single-phase charge-controlled intelligent electric meter |
| CN106127960A (en) * | 2016-06-12 | 2016-11-16 | 宁波迦南电子有限公司 | A kind of single-phase charge-controlled intelligent electric meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: HANGZHOU HAIXING ELECTRICAL EQUIPMENT CO., LTD. Effective date: 20130402 Owner name: HANGZHOU HEXING ELECTRICAL CO., LTD. Free format text: FORMER OWNER: HANGZHOU HAIXING POWER TECHNOLOGY CO., LTD. Effective date: 20130402 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130402 Address after: Hangzhou City, Zhejiang province 310011 Moganshan Road No. 1418 (City Industrial Park) Patentee after: Hangzhou Hexing Electrical Co., Ltd. Address before: Hangzhou City, Zhejiang province 310011 Moganshan Road No. 1418 Patentee before: Hangzhou Haixing Power Technology Co., Ltd. Patentee before: Hangzhou Haixing Electrical Equipment Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110824 Termination date: 20141220 |
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| EXPY | Termination of patent right or utility model |