CN208953621U - Power quality analyzer circuit, power quality analyzer and system - Google Patents
Power quality analyzer circuit, power quality analyzer and system Download PDFInfo
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- CN208953621U CN208953621U CN201821363616.5U CN201821363616U CN208953621U CN 208953621 U CN208953621 U CN 208953621U CN 201821363616 U CN201821363616 U CN 201821363616U CN 208953621 U CN208953621 U CN 208953621U
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Abstract
The utility model relates to a kind of power quality analyzer circuit, power quality analyzer and systems, analogue data sampling is carried out to power grid in data sampling module, and analogue data is converted into digital signal, and data processing module carries out power quality analysis to digital signal, after generating power quality analysis test result, external equipment is connected by device interface module, the data processing method of abundant power quality analyzer circuit, and pass through human-computer interaction module, human-computer interaction is carried out convenient for user and power quality analyzer circuit, improves the convenience of data processing.Meanwhile the device interface module by can be used for connecting external equipment, cruising ability can be improved convenient for reduction power quality analyzer circuit or the volume and weight of power quality analyzer.
Description
Technical field
The utility model relates to power test equipment technical field, more particularly to a kind of power quality analyzer circuit,
Power quality analyzer and system.
Background technique
Power quality is the important consideration factor of electric system whether normal operation, including quality of voltage, current quality, confession
Electricity quality and power quality.Wherein, voltage dip and interruption have become most important power quality problem.In modern power systems
In, effective power quality analysis test is carried out, is the important leverage that electric system operates normally.
Currently, carrying out analysis test to power quality, power quality analyzer is mainly relied on.Pass through power quality analysis
Instrument provides frequency analysis and power quality analysis in operation power, and prolonged data acquisition prison can be carried out to operation of power networks
It surveys.
However, traditional power quality analyzer product circuit data processing method is single, it is not easy to carry out data interaction.
Utility model content
Based on this, it is necessary to it is single for traditional power quality analyzer product circuit data processing method, it is not easy to
Data interaction is carried out, a kind of power quality analyzer circuit, power quality analyzer and system are provided.
A kind of power quality analyzer circuit, including data sampling module, data processing module, device interface module and people
Machine interactive module；
Data processing module is separately connected data sampling module, device interface module and human-computer interaction module；
Data sampling module is used to carry out analogue data sampling to power grid, and analogue data is converted to digital signal；
Data processing module is used to carry out power quality analysis to digital signal, generates power quality analysis test result；
Device interface module is for connecting external equipment.
Data sampling module includes first processor and data sampling A/D chip in one of the embodiments,；
Data processing module connects data sampling A/D chip by first processor；
Data sampling chip is used to carry out analogue data sampling to power grid.
First processor includes FPGA in one of the embodiments,.
Data processing module includes second processor in one of the embodiments,.
Data interface module includes that network interface, USB interface and On-off signal output connect in one of the embodiments,
Mouthful；
Data processing module is separately connected network interface, USB interface and On-off signal output interface.
Human-computer interaction module includes key and display screen in one of the embodiments,；
Data processing module is separately connected key and display screen.
Key includes full backlight key in one of the embodiments,.
It in one of the embodiments, further include memory module；
Memory module connects data processing module.
A kind of power quality analyzer, including power quality analyzer shell and above-mentioned power quality analyzer circuit；
Wherein, power quality analyzer circuit setting is formed by confined space in power quality analyzer shell.
A kind of Analysis System for Power Quality, including power quality analyzer circuit, external equipment and server；
Power quality analyzer circuit includes data sampling module, data processing module, device interface module and man-machine friendship
Mutual module；
Data processing module is separately connected data sampling module, device interface module and human-computer interaction module；
Data sampling module is used to carry out analogue data sampling to power grid, and analogue data is converted to digital signal；
Data processing module is used to carry out power quality analysis to digital signal, generates power quality analysis test result；
Device interface module connects external equipment, and is uploaded to service by external equipment for that will analyze test result
Device.
Above-mentioned power quality analyzer circuit, power quality analyzer and system, data sampling module to power grid into
The sampling of row analogue data, and analogue data is converted into digital signal, and data processing module carries out electric energy matter to digital signal
Amount analysis after generating power quality analysis test result, connects external equipment by device interface module, enriches power quality point
The data processing method of analyzer circuit, and by human-computer interaction module, people is carried out convenient for user and power quality analyzer circuit
Machine interaction, improves the convenience of data processing.Meanwhile the device interface module by can be used for connecting external equipment, it can be convenient for
The volume and weight of power quality analyzer circuit or power quality analyzer is reduced, cruising ability is improved.
Detailed description of the invention
Fig. 1 is power quality analyzer circuit modular structure figure；
Fig. 2 is the data sampling module structure chart of an embodiment；
Fig. 3 is the human-computer interaction module structure chart of an embodiment；
Fig. 4 is the power quality analyzer circuit modular structure figure of an embodiment；
Fig. 5 is Analysis System for Power Quality function structure chart.
Specific embodiment
The purpose of this utility model, technical solution and technical effect in order to better understand, below in conjunction with attached drawing and reality
It applies example and further explaining illustration is carried out to the utility model.It states simultaneously, embodiments described below is only used for explaining this
Utility model is not used to limit the utility model.
The utility model embodiment provides a kind of power quality analyzer circuit:
Fig. 1 is power quality analyzer circuit modular structure figure, as shown in Figure 1, power quality analyzer circuit, including number
According to sampling module 100, data processing module 101, device interface module 102 and human-computer interaction module 103；
Data processing module 101 is separately connected data sampling module 100, device interface module 102 and human-computer interaction module
103；
Data sampling module 100 is used to carry out analogue data sampling to power grid, and analogue data is converted to digital signal；
Data sampling module 100 carries out analogue data sampling for connecting power grid, to power grid.Wherein, data sampling module
100 carry out analogue datas sampling include voltage data sampling and current data sampling, i.e., data sampling module 100 by with electricity
The connection of net carries out analogue data sampling to the voltage and current of power grid respectively.Further, data sampling module 100 will adopt
Sample to analogue data be AD converted, by the digital data transmission after conversion to data processing module 101.
Fig. 2 is the data sampling module structure chart of an embodiment, as shown in Fig. 2, data sampling module 100 includes at first
Manage device 200 and data sampling A/D chip 201；
Data processing module 101 connects data sampling A/D chip 201 by first processor 200；
Data sampling chip 201 is used to carry out analogue data sampling to power grid.
Wherein, data sampling chip 201 carries out analogue data sampling to power grid for connecting power grid.Wherein, data sampling
The analogue data sampling that chip 201 carries out includes voltage data sampling and current data sampling, i.e., data sampling chip 201 passes through
With the connection of power grid, analogue data sampling is carried out to the voltage and current of power grid respectively.Further, data sampling chip 201
The data sampled are transmitted to data processing module 101 by first processor 200.
Generally, first processor 200 is used to that the analogue data sampled to be carried out AD to data sampling A/D chip 201 to turn
It changes, and according to preset data protocol, front end data processing is carried out to the digital signal after conversion, and the data handled well are sent out
It send to data processing module 101.
Wherein, data sampling chip 201 completes the AD conversion to analogue data.Data sampling chip 201, which can be selected, to be had
Data sampling chip 201, including AD7606 chip of AD conversion function etc..Corresponding, first processor 200 can be selected at FPGA
Device is managed, to carry out front-end processing to the data sampled, and completes data interaction between data processing module 101.
Data processing module 101 is used to carry out power quality analysis to digital signal, generates power quality analysis test knot
Fruit；
Wherein, the digital signal that data processing module 101 is used to transmit data sampling module 100 carries out electric energy matter
The business function of Power Quality Detection is completed in amount analysis, including power quality data calculates, power quality data is analyzed or electricity
The business functions such as energy qualitative data upload.Meanwhile data processing module 101 is used as business function core, in intermediate control ground
Position, can accordingly control data sampling module 100 by the data interaction with data sampling module 100.
Data processing module 101 includes second processor in one of the embodiments, and second processor is as electric energy matter
The business function core of detection is measured, including power quality data calculates, power quality data analysis or power quality data upload
Equal business functions.
Second processor includes arm processor in one of the embodiments,.Wherein, can be selected IMX6ARM processor or
Other 4 core 1.2G high-performance processors complete the detection business of power quality by processor.
Device interface module 102 is for connecting external equipment.
Wherein, device interface module 102 is for connecting external equipment, convenient for data processing module 101 and external equipment into
Row data interaction.
Wherein, device interface module 102 includes network interface, USB interface and On-off signal output interface；
Data processing module 101 is separately connected network interface, USB interface and On-off signal output interface.
Wherein, network interface can be connect with external equipment, so that data processing module 101 can carry out data with external equipment
Interaction.Wherein, external equipment includes storage equipment, communication equipment, intelligent terminal or server etc..One embodiment wherein
In, network interface selects 1000M network interface, to improve the efficiency of data interaction.
Wherein, USB interface is connect with external equipment, so that data processing module 101 can carry out data friendship with external equipment
Mutually, or by external equipment the function of data processing module 101 is expanded.UCB interface is UCB3.0 in one of the embodiments,
Interface, UCB3.0 interface convenient for expand external equipment, as UCB3.0 interface can be adapted to USB bluetooth module, USBWIFI module,
USB4G module or USBGPS module etc..
Need that important is external equipment is not limited to single level device, may include two-stage or multilevel device, such as data processing
Module 101 can pass through the external first order equipment of UCB interface --- USB4G module, and be passed data by external USB4G module
Transport to the second pole equipment --- server.
Wherein, On-off signal output interface includes switch value input interface and output switch parameter interface, is opened for inputting
Closing actuating quantity or output switch motion amount makes data processing module 101 so that data processing module 101 can connect external equipment
It is used cooperatively by switch motion amount with external equipment, triggers external equipment or is triggered by external equipment.One wherein
In embodiment, the On-off signal output interface of the compatible multiple voltage of switch motion amount is selected, such as compatible direct current 5V, direct current
The On-off signal output interface of 12V or direct current 24V.
Fig. 3 is the human-computer interaction module structure chart of an embodiment, as shown in figure 3, human-computer interaction module 103 includes key
300 and display screen 301；
Data processing module 101 is separately connected key 300 and display screen 301.
Wherein, display screen 301 connects data processing module 101, the data of processing module and is shown for receiving data
Show, such as power quality analysis result.Display screen 301 uses liquid crystal display, such as 5.6 cun of high-resolution in one of the embodiments,
Liquid crystal display, to improve display effect.
Wherein, key 300 is for realizing the human-computer interaction between data processing module 101 and user, convenient for user by pressing
Key 300 controls data processing module 101.
Key 300 selects full backlight key in one of the embodiments, in order to use in a dark environment.As
One preferably embodiment, key 300 selects the full backlight key that can be controlled by data processing module 101, is carrying out accordingly
When operation, data processing module 101 can control corresponding backlight key to carry out backlight prompt.
Fig. 4 is the power quality analyzer circuit modular structure figure of an embodiment, as shown in figure 4, power quality analysis
Instrument circuit further includes memory module 400；
Memory module 400 connects data processing module 101.
Pass through the related data in 400 storing data processing module 101 of memory module.It deposits in one of the embodiments,
Storing up module 400 may include SD card or storage hard disk etc..
The utility model embodiment also provides a kind of power quality analyzer:
A kind of power quality analyzer, including power quality analyzer shell and above-mentioned power quality analyzer circuit；
Wherein, power quality analyzer circuit setting is formed by confined space in power quality analyzer shell.
The utility model embodiment also provides a kind of Analysis System for Power Quality:
Fig. 5 is Analysis System for Power Quality function structure chart, including power quality analyzer circuit 500, external equipment 501
With server 502；
Power quality analyzer circuit 500 includes data sampling module 100, data processing module 101, device interface module
102 and human-computer interaction module 103；
Data processing module 101 is separately connected data sampling module 100, device interface module 102 and human-computer interaction module
103；
Data sampling module 100 is used to carry out analogue data sampling to power grid, and analogue data is converted to digital signal；
Data processing module 101 is used to carry out power quality analysis to digital signal, generates power quality analysis test knot
Fruit；
Device interface module 102 connects external equipment, and is uploaded to clothes by external equipment for that will analyze test result
Business device.
Above-mentioned power quality analyzer circuit, power quality analyzer and system, in data sampling module 100 to power grid
Analogue data sampling is carried out, and analogue data is converted into digital signal, and data processing module 101 carries out electricity to digital signal
Energy quality analysis after generating power quality analysis test result, passes through device interface module 102 and connects external equipment, enrich electricity
The data processing method of energy mass-synchrometer circuit, and by human-computer interaction module 103, it is convenient for user and power quality analyzer
Circuit carries out human-computer interaction, improves the convenience of data processing.Meanwhile the equipment interface mould by can be used for connecting external equipment
Block 101 can improve cruising ability convenient for reduction power quality analyzer circuit or the volume and weight of power quality analyzer.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Above embodiments only express the several embodiments of the utility model, and the description thereof is more specific and detailed, but simultaneously
The limitation to utility model patent range therefore cannot be interpreted as.It should be pointed out that for the ordinary skill people of this field
For member, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this reality
With novel protection scope.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of power quality analyzer circuit, which is characterized in that connect including data sampling module, data processing module, equipment
Mouth mold block and human-computer interaction module；
The data processing module is separately connected the data sampling module, the device interface module and the human-computer interaction mould
Block；
The data sampling module is used to carry out analogue data sampling to power grid, and the analogue data is converted to digital letter
Number；
The data processing module is used to carry out power quality analysis to the digital signal, generates power quality analysis test knot
Fruit；
The device interface module is for connecting external equipment.
2. power quality analyzer circuit according to claim 1, which is characterized in that the data sampling module includes the
One processor and data sampling A/D chip；
The data processing module connects the data sampling chip by the first processor；
The data sampling chip is used to carry out analogue data sampling to power grid.
3. power quality analyzer circuit according to claim 2, which is characterized in that the first processor includes
FPGA。
4. power quality analyzer circuit according to claim 1, which is characterized in that the data processing module includes the
Two processors.
5. power quality analyzer circuit according to claim 1, which is characterized in that the data interface module includes net
Network interface, USB interface and On-off signal output interface；
The data processing module is separately connected the network interface, USB interface and On-off signal output interface.
6. power quality analyzer circuit according to claim 1, which is characterized in that the human-computer interaction module includes pressing
Key and display screen；
The data processing module is separately connected the key and the display screen.
7. power quality analyzer circuit according to claim 6, which is characterized in that the key includes that full backlight is pressed
Key.
8. power quality analyzer circuit according to claim 1, which is characterized in that further include memory module；
The memory module connects the data processing module.
9. a kind of power quality analyzer, which is characterized in that including power quality analyzer shell and such as claim 1 to 8 times
Power quality analyzer circuit described in meaning one；
Wherein, the power quality analyzer circuit, which is arranged, is formed by confined space in the power quality analyzer shell
It is interior.
10. a kind of Analysis System for Power Quality, which is characterized in that including power quality analyzer circuit, external equipment and service
Device；
The power quality analyzer circuit includes data sampling module, data processing module, device interface module and man-machine friendship
Mutual module；
The data processing module is separately connected the data sampling module, the device interface module and the human-computer interaction mould
Block；
The data sampling module is used to carry out analogue data sampling to power grid, and the analogue data is converted to digital letter
Number；
The data processing module is used to carry out power quality analysis to the digital signal, generates power quality analysis test knot
Fruit；
The device interface module connects external equipment, and for uploading the analysis test result by the external equipment
To server.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821363616.5U CN208953621U (en) | 2018-08-23 | 2018-08-23 | Power quality analyzer circuit, power quality analyzer and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821363616.5U CN208953621U (en) | 2018-08-23 | 2018-08-23 | Power quality analyzer circuit, power quality analyzer and system |
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| CN208953621U true CN208953621U (en) | 2019-06-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589071A (en) * | 2021-07-12 | 2021-11-02 | 深圳供电局有限公司 | Electric energy quality analyzer |
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2018
- 2018-08-23 CN CN201821363616.5U patent/CN208953621U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113589071A (en) * | 2021-07-12 | 2021-11-02 | 深圳供电局有限公司 | Electric energy quality analyzer |
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