CN201945648U - Real time monitoring analyzer of electric energy metering quality - Google Patents
Real time monitoring analyzer of electric energy metering quality Download PDFInfo
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- CN201945648U CN201945648U CN2010206745320U CN201020674532U CN201945648U CN 201945648 U CN201945648 U CN 201945648U CN 2010206745320 U CN2010206745320 U CN 2010206745320U CN 201020674532 U CN201020674532 U CN 201020674532U CN 201945648 U CN201945648 U CN 201945648U
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Abstract
The utility model discloses a real time monitoring analyzer of electric energy metering quality, which comprises a function plate and an operation panel which are connected with a mother plate, wherein the function plate comprises a sampling module, an input module and an output module, a function spreading module and a power supply, the three modules are connected with a main control plate, and the operation panel comprises a touch display screen, a function press key, a universal serial bus (USB) port and an ANSI photoelectric connector. The monitoring analyzer adopts an embedded type modular structure, thereby being favorable for data expansion of embedded data which then become serialization products.
Description
Technical field
The utility model relates to a kind of distribution monitor equipment, specifically, is a kind of electric energy metrical quality real-time monitoring analyser that possesses electric energy quality real-time monitoring function and electric energy metrical function simultaneously.
Background technology
Electric energy quality monitoring system generally is made of monitoring terminal, communication system, monitoring main website and client, be used to gather and show the data of all monitoring points, the whole power quality indexs that can monitor, browsing the whole network power quality data is provided, statistics, analysis and integration are for Operation of Electric Systems, supervision, administrative authority and other relevant units provide the user capture function.Present monitoring terminal function is simpler, all also has weak point at aspects such as monitoring in real time, data dilatations.
Summary of the invention
The purpose of this utility model is to overcome the defective of prior art, and a kind of novel analyser that possesses the electric energy quality real-time monitoring function and be convenient to the embedded data dilatation is provided.
The purpose of this utility model is achieved through the following technical solutions:
A kind of electric energy metrical quality real-time monitoring analyser comprises the feature board and the guidance panel that are connected with motherboard, and described feature board comprises the sampling module that is connected with master control board and load module, output module, function expanding module and power supply; Described guidance panel comprises touch display screen, function button, USB interface and ANSI photoelectric port.
Described sampling module is that AC sampling module, described load module are that fast state load module, described output module are relay output module.
Described touch display screen is 640 * 480 the color TFT touch display screen of 26 Wan Sezhen.
Each functional module and guidance panel on the described feature board all are connected on the motherboard bus by connector.
Described sampling module has AD converter, and this AD converter has multichannel synchronized sampling function, and inner integrated digital low-pass filter.
Described master control board comprises dsp chip and ARM chip.
Described dsp chip is 32 floating-point signal processor TMS320F28335.
Described ARM selects the S3C2440A of Samsung ARM920T kernel for use, transplants built-in Linux operating system, uses MySQL to make up database, and based on Qt design configuration man-machine interface.
Graphical man-machine interface is presented on the described touch display screen, has parameter interface, image display interfaces, measurement data interface, historical record interface and system configuration interface are set.
Described graphical man-machine interface has Chinese interface and two kinds of display modes of English interface.
The advantage of technical scheme disclosed in the utility model is:
The utility model adopts the flush bonding module structure, is convenient to the embedded data dilatation, and tandem product is upgraded, drawn into to product function, index.In addition, the flush bonding module structure provides sizable space to series of products production, maintenance, remote upgrade.In addition, graphical man-machine interface demonstration comprises the electric energy metrical and the quality of power supply, and man-machine interface comprises by means of the embedded image support: parameter setting, image demonstration, measurement data, historical record, system configuration interface.
Description of drawings
Fig. 1 is the structural representation of the utility model electric energy metrical quality real-time monitoring analyser.
Embodiment
With reference to Fig. 1.The electric energy metrical quality real-time monitoring analyser of the utility model one embodiment, comprise the feature board 2 and the guidance panel 3 that are connected with motherboard 1, described feature board 2 comprises the sampling module 27 that is connected with master control board 26 and load module 25, output module 24, function expanding module 22 and power supply 21; Described guidance panel 3 comprises touch display screen 31, function button 32, USB interface 33 and ANSI photoelectric port 34.
In other embodiment of the present utility model, sampling module is that AC sampling module, load module are that fast state load module, output module are relay input module.Touch display screen is 640 * 480 the color TFT touch display screen of 26 Wan Sezhen.Each functional module and guidance panel on the feature board all are connected on the motherboard bus by connector.Master control board comprises dsp chip and ARM chip.Described touch display screen has parameter interface, image display interfaces, measurement data interface, historical record interface and system configuration interface is set.The built-in PQDIF file of electric energy metrical quality real-time monitoring analyser.Touch display screen has Chinese interface and two kinds of display modes of English interface, according to the user's request interface Chinese, English can be set.
In other embodiment of the present utility model, described dsp chip is 32 fixed points or floating-point signal processor TMS320F28335.Described ARM selects the S3C2440A of Samsung ARM920T kernel for use, transplants built-in Linux operating system, uses MySQL to make up database, and based on Qt design configuration operation interface.Described sampling module has AD converter, and this AD converter has been used the AD converter ADS1178 of 16 sigma-delta types of 8 passages of TI company, has multichannel synchronized sampling function, and inner integrated digital low-pass filter.
The utility model electric energy metrical quality real-time monitoring analyser realizes that the process of electric energy quality real-time monitoring is: the ADC sampling plate is gathered in real time to the three-phase alternating voltage current signal, and the dsp chip that data send master control borad to is carried out the real-time calculating of power quality parameter and the function of measuring of electric flux.Dsp chip is according to the real-time measurement output metrical pulse of electric flux, has multiple rate accounting of timesharing and statistical function at times simultaneously.DSP and ARM carry out data sharing, by the ARM chip to electric energy quality monitoring data and electric energy metrical result store, demonstration and network service (Ethernet, RS485).Simultaneously can carry out high speed acquisition to the digital signal amount of outside input, and monitor power quality parameter can be when unusual by relay output board output control and warning node.
The utility model electric energy quality real-time monitoring is that three-phase alternating voltage, electric current are measured and the calculating of correlation parameter in real time, and this system mainly comprises: partial functions such as measurement, calculating, storage, demonstration, communication, control.Three-phase multifunctional electric energy metrical function with 0.2S level, simultaneously can make 0.2S level three-phase multifunctional electric energy metrical Source of Gateway Meter (can do the clearing of the electric flux on the 500kv circuit) and possess the electric energy quality real-time monitoring function, be the novel analyser (terminal) of the comprehensive purposes of a multi-functional, high target.Structure adopts the flush bonding module structure, is convenient to the embedded data dilatation, and tandem product is upgraded, drawn into to product function, index.The flush bonding module structure provides sizable space to series of products production, maintenance, remote upgrade.Powerful database.Make data and program relatively independent, dispatch and concurrent control, effectively data are carried out sharing operation such as access, inquiry by affairs.Have multiple safety practices such as safety examination, integrity checking by means of database, can guarantee that system has globality preferably.Graphical man-machine interface demonstration comprises the electric energy metrical and the quality of power supply, and man-machine interface comprises by means of the embedded image support: parameter setting, image demonstration, measurement data, historical record, system configuration interface.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model design; can also make some improvements and modifications, these improvements and modifications also should be considered as in the protection domain of the present utility model.
Claims (8)
1. an electric energy metrical quality real-time monitoring analyser is characterized in that, comprises the feature board and the guidance panel that are connected with motherboard, and described feature board comprises the sampling module that is connected with master control board and load module, output module, function expanding module and power supply; Described guidance panel comprises touch display screen, function button, USB interface and ANSI photoelectric port.
2. electric energy metrical quality real-time monitoring analyser according to claim 1 is characterized in that: described sampling module is that AC sampling module, described load module are that fast state load module, described output module are relay output module.
3. electric energy metrical quality real-time monitoring analyser according to claim 2 is characterized in that: described touch display screen is 640 * 480 the color TFT touch display screen of 26 Wan Sezhen.
4. electric energy metrical quality real-time monitoring analyser according to claim 1 is characterized in that: each functional module and guidance panel on the described feature board all are connected on the motherboard bus by connector.
5. electric energy metrical quality real-time monitoring analyser according to claim 1 is characterized in that: described master control board comprises dsp chip and ARM chip.
6. electric energy metrical quality real-time monitoring analyser according to claim 5 is characterized in that: described dsp chip is 32 floating-point signal processor TMS320F28335.
7. electric energy metrical quality real-time monitoring analyser according to claim 5, it is characterized in that: described ARM selects the S3C2440A of Samsung ARM920T kernel for use, transplant built-in Linux operating system, use MySQL to make up database, and based on Qt design configuration operation interface.
8. electric energy metrical quality real-time monitoring analyser according to claim 1, it is characterized in that: described sampling module has AD converter, and this AD converter has multichannel synchronized sampling function, and inner integrated digital low-pass filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206745320U CN201945648U (en) | 2010-12-22 | 2010-12-22 | Real time monitoring analyzer of electric energy metering quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206745320U CN201945648U (en) | 2010-12-22 | 2010-12-22 | Real time monitoring analyzer of electric energy metering quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201945648U true CN201945648U (en) | 2011-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010206745320U Expired - Lifetime CN201945648U (en) | 2010-12-22 | 2010-12-22 | Real time monitoring analyzer of electric energy metering quality |
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| CN (1) | CN201945648U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111123005A (en) * | 2019-12-26 | 2020-05-08 | 深圳供电局有限公司 | Power quality monitoring system for outgoing line position of power distribution room user |
| CN111155056A (en) * | 2020-01-18 | 2020-05-15 | 石家庄铁道大学 | Method for measuring and controlling film thickness and evaporation rate in vacuum coating process |
-
2010
- 2010-12-22 CN CN2010206745320U patent/CN201945648U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111123005A (en) * | 2019-12-26 | 2020-05-08 | 深圳供电局有限公司 | Power quality monitoring system for outgoing line position of power distribution room user |
| CN111155056A (en) * | 2020-01-18 | 2020-05-15 | 石家庄铁道大学 | Method for measuring and controlling film thickness and evaporation rate in vacuum coating process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 013, building 26, No. 315034, Maple Bay Road, Jiangbei District, Ningbo, Zhejiang, China Patentee after: Ningbo Lianneng Instrument Co., Ltd. Address before: 200001 Shanghai Road, Henan, Lane No., room 1, No. 403, room 271 Patentee before: Shanghai Lianneng Meter Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110824 |
|
| CX01 | Expiry of patent term |