CN207799001U - A kind of fault detector detection device - Google Patents
A kind of fault detector detection device Download PDFInfo
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- CN207799001U CN207799001U CN201820251598.5U CN201820251598U CN207799001U CN 207799001 U CN207799001 U CN 207799001U CN 201820251598 U CN201820251598 U CN 201820251598U CN 207799001 U CN207799001 U CN 207799001U
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- fault detector
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- detection device
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Abstract
The utility model discloses a kind of fault detector detection devices, including FPGA control modules, the FPGA control modules are connected with microprocessor, the microprocessor is connected with PC machine module, the FPGA control modules are also connected with D/A conversion modules, the D/A conversion modules are connected with signal amplifier, and the signal amplifier is connected with fault detector, and the fault detector is connected with PC machine module.The utility model has three tunnel voltage output channels and three tunnel current output channels, can be with real simulation actual motion line condition or playback actual track fault waveform, and the detection work of fault detector equipment can be automatically performed in the case where prosthetic participates in.
Description
Technical field
The utility model belongs to the distribution line fault simulation fields 6~35KV more particularly to a kind of detection of fault detector
Device.
Background technology
That there is electricity grid network topological structures is intricate for the Rural Power Distribution Network of 6~35KV of China, the wide, intelligence that sets up range
Change the features such as horizontal low.Fault detector equipment can help power grid operation maintenance personnel to be quickly found out faulty line, determine positioning event
Hinder section, therefore fault detector equipment is widely applied on distribution line.The performance quality of fault detector equipment is directly
Influence the accuracy of fault location and the automation realistic scale of distribution line.One kind can fast and accurately detect failure and refer to
Show that device equipment performance is fault detector manufacturer and the eager demand of fault detector user.
Utility model content
In order to solve the deficiencies in the prior art, the utility model provides a kind of fault detector detection device, can
Typical distribution line phase fault and earth fault waveform or user-defined wave file are exported, so as to effective
The performance of comprehensive detection fault detector equipment.
To achieve the goals above, the technical solution of the utility model is as follows：
A kind of fault detector detection device, including FPGA control modules, the FPGA control modules and microprocessor phase
Even, the microprocessor is connected with PC machine module, and the FPGA control modules are also connected with D/A conversion modules, the D/A conversions
Module is connected with signal amplifier, and the signal amplifier is connected with fault detector, the fault detector and PC machine module
It is connected.
Further, the D/A conversion modules include the first D/A conversion modules and the 2nd D/A moduluss of conversion being arranged in parallel
Block, the first D/A conversion modules are connected with current signal amplifier, and the 2nd D/A conversion modules amplify with voltage signal
Device is connected.
Further, the first D/A conversion modules include 16, three tunnel D/A conversion modules, per road D/A conversion modules
Conversion rate is 25MHz.
Further, the 2nd D/A conversion modules include 16, three tunnel D/A conversion modules, per road D/A conversion modules
Conversion rate is 100kHz.
Further, the current signal amplifier exports three road current signals, and three road current signal is respectively A phases
Current signal, B phase current signals and C phase current signals.
Further, the voltage signal amplifier exports three road voltage signals, and three road voltage signal is respectively A phases
Voltage signal, B phase voltage signals and C phase voltage signals.
Further, the FPGA control modules are also connected with clock module, and the clock module includes being arranged in parallel
GPS receiver module, light B codes receiving module and electricity B code receiving modules.
Further, the GPS receiver module receives GPS signal and Big Dipper satellite signal, the smooth B codes receiving module connect
Light B code signals are received, the electricity B code receiving modules receive electricity B code signals.
Further, the PC machine module is equipped with fault detector master station module and module, the failure occur for failure
With fault detector and failure module communication connection occurs for indicator master station module respectively, and module and microprocessor occur for the failure
Device communicates to connect.
Further, the fault detector equipment includes collecting unit and collects unit, and the collecting unit acquisition is believed
The voltage and current signal of number amplifier output, and failure judgement type and fault time, the unit that collects lead to fault message
Cross the fault detector main website that serial ports, USB or GPRS are uploaded in PC machine module.
Compared with prior art, the utility model has the beneficial effects that：
1. there are three tunnel voltage output channels and three tunnel current output channels, it can be with real simulation actual motion line condition
Or playback actual track fault waveform；
2. fault detector main website automatic running can be arranged, to complete fault detector in the case where prosthetic participates in
The detection work of equipment.
3. can complete that voltage and current accuracy test, three-phase collecting unit time synchronization test, to collect unit 24 hours punctual
The fault detectors such as test, fault detector function, performance, communication test test test event as defined in outline.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the improper restriction to the application for explaining the application.
Fig. 1 is a kind of structural schematic diagram of fault detector detection device of the utility model.
Specific implementation mode
The utility model is described further with specific embodiment below in conjunction with the accompanying drawings.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
In the present invention, term for example "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal",
The orientation or positional relationship of the instructions such as " side ", "bottom" is to be based on the orientation or positional relationship shown in the drawings, only to facilitate chatting
The relative for stating each component of the utility model or component structure relationship and determination, not refer in particular in the utility model either component or
Element should not be understood as limiting the present invention.
In the utility model, term such as " affixed ", " connected ", " connection " shall be understood in a broad sense, and expression can be fixed
Connection, can also be to be integrally connected or be detachably connected；It can be directly connected, the indirect phase of intermediary can also be passed through
Even.Related scientific research for this field or technical staff can determine above-mentioned term in the present invention as the case may be
Concrete meaning, should not be understood as limiting the present invention.
As background technology is introduced, the performance quality that fault detector equipment exists in the prior art directly influences
The accuracy of fault location and the automation realistic scale of distribution line, therefore there is an urgent need to one kind fast and accurately to detect
The problem of detection device of fault detector equipment performance, in order to solve technical problem as above, present applicant proposes a kind of events
Hinder pointer detection device, typical distribution line phase fault and earth fault waveform can be exported or user makes by oneself
The wave file of justice, so as to the performance of effectively comprehensive detection fault detector equipment.
As shown in Figure 1, a kind of fault detector detection device, including FPGA control modules, the FPGA module pass through total
Line is communicated with microprocessor, receives the control command and data information of microprocessor, the microprocessor by network interface card with
PC machine module is connected, and receives comtrade data files and control command that PC machine module is sent, the FPGA control modules are also
It is connected with D/A conversion modules, the D/A conversion modules are connected with signal amplifier, the signal amplifier and fault detector
It is connected, the fault detector is connected with PC machine module.
The D/A conversion modules include the first D/A conversion modules and the 2nd D/A conversion modules being arranged in parallel, and described
One D/A conversion modules are connected with current signal amplifier, and the 2nd D/A conversion modules are connected with voltage signal amplifier.
The first D/A conversion modules include 16, three tunnel D/A conversion modules, per the conversion rate of road D/A conversion modules
For 25MHz.
The 2nd D/A conversion modules include 16, three tunnel D/A conversion modules, per the conversion rate of road D/A conversion modules
For 100kHz.
The Current Voltage digital signal of the FPGA control modules output is converted to analog signal through D/A conversion modules, into
And three road current signals and three road voltage signals are exported after signal amplifier is amplified.
Three road current signals of the current signal amplifier output are respectively A phase current signals, B phase current signals and C
Phase current signal.
Per 0~10A of current output capability all the way, frequency 0~500kHz, 50Hz sinewave output precision：0.5≤I ＜ 10A
When, error≤0.5%；0.1≤I ＜ 0.5A, error≤1% ± 1mA；It is not less than 600VA per current channel power all the way；Have
Excellent transient response characteristic, waveform rise and fall time are not more than 1us；It, can also the parallel connection of three tunnels per can independently export all the way
Output；Have open circuit detection warning function, by increase current circuit the number of turns, can proportional amplification current value for fault detector
Sample or take energy.
Three road voltage signals of the voltage signal amplifier output are respectively A phase voltage signals, B phase voltage signals and C
Phase voltage signal.
Per 0~36KV of voltage output ability, 0~10kHz of frequency all the way；50Hz sinewave output precision：1KV≤U ＜
When 36KV, error≤0.5%；100≤U ＜ 1KV, error≤1%；Has short circuit warning function.
The FPGA control modules are also connected with clock module, and the clock module is believed for realizing to different input clocks
Number decoding, time precision≤1us.
The clock module includes the GPS receiver module being arranged in parallel, light B codes receiving module and electricity B code receiving modules.
The GPS receiver module receives GPS signal and Big Dipper satellite signal, and the smooth B codes receiving module receives light B codes letter
Number, the electricity B code receiving modules receive electricity B code signals.
The PC machine module mainly runs Windows systems or linux system, the Windows systems or linux system
Module occurs for the faulty indicator master station module of upper operation and failure, the fault detector master station module respectively with indicating fault
Module communication connection occurs for device and failure, and the failure occurs module and connected with microprocessor communication.
Fault detector main website can select timing or manual analog line failure, and module and micro- occurs by simulated failure
Processor controls FPGA control modules and exports corresponding voltage current waveform.
The fault detector equipment includes collecting unit and collects unit.The fault detector equipment of normal operation is adopted
Collection unit can correctly acquire the voltage and current signal of signal amplifier output, while correct failure judgement type and fault time,
The fault detector equipment of normal operation collect unit can by fault message by the wired modes such as serial ports, USB or radio frequency,
The wireless modes such as GPRS are uploaded to the fault detector master station module in PC machine module.
The comparison of fault detector main website collects the fault message of unit upload and the failure that module exports occurs for simulated failure
Whether information is consistent, inconsistent or do not receive and collect the fault message of unit and then show if unanimously, shown " test passes through "
" test crash ".
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but not to this practicality newly
The limitation of type protection domain, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel need not make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (10)
1. a kind of fault detector detection device, it is characterised in that：Including FPGA control modules, the FPGA control modules with it is micro-
Processor is connected, and the microprocessor is connected with PC machine module, and the FPGA control modules are also connected with D/A conversion modules, institute
D/A conversion modules are stated with signal amplifier to be connected, the signal amplifier is connected with fault detector, the fault detector with
PC machine module is connected.
2. a kind of fault detector detection device as described in claim 1, which is characterized in that the D/A conversion modules include
The first D/A conversion modules being arranged in parallel and the 2nd D/A conversion modules, the first D/A conversion modules amplify with current signal
Device is connected, and the 2nd D/A conversion modules are connected with voltage signal amplifier.
3. a kind of fault detector detection device as claimed in claim 2, which is characterized in that the first D/A conversion modules
Including 16, three tunnel D/A conversion modules, the conversion rate per road D/A conversion modules is 25MHz.
4. a kind of fault detector detection device as claimed in claim 2, which is characterized in that the 2nd D/A conversion modules
Including 16, three tunnel D/A conversion modules, the conversion rate per road D/A conversion modules is 100kHz.
5. a kind of fault detector detection device as claimed in claim 2, which is characterized in that the current signal amplifier is defeated
Go out three road current signals, three road current signal is respectively A phase current signals, B phase current signals and C phase current signals.
6. a kind of fault detector detection device as claimed in claim 2, which is characterized in that the voltage signal amplifier is defeated
Go out three road voltage signals, three road voltage signal is respectively A phase voltage signals, B phase voltage signals and C phase voltage signals.
7. a kind of fault detector detection device as described in claim 1, which is characterized in that the FPGA control modules also with
Clock module is connected, and the clock module includes that the GPS receiver module being arranged in parallel, light B codes receiving module and electricity B codes receive mould
Block.
8. a kind of fault detector detection device as claimed in claim 7, which is characterized in that the GPS receiver module receives
GPS signal and Big Dipper satellite signal, the smooth B codes receiving module receive light B code signals, and the electricity B code receiving modules receive electricity B
Code signal.
9. a kind of fault detector detection device as described in claim 1, which is characterized in that the PC machine module is equipped with event
Hinder indicator master station module and module occurs for failure, the fault detector master station module is sent out with fault detector and failure respectively
Raw module communication connection, the failure occur module and are connected with microprocessor communication.
10. a kind of fault detector detection device as described in claim 1, which is characterized in that the fault detector equipment
Including collecting unit and collect unit, the voltage and current signal of the collecting unit acquisition signal amplifier output, and judge event
Hinder type and fault time, the event for collecting unit and being uploaded to fault message by serial ports, USB or GPRS in PC machine module
Hinder indicator master station module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820251598.5U CN207799001U (en) | 2018-02-11 | 2018-02-11 | A kind of fault detector detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820251598.5U CN207799001U (en) | 2018-02-11 | 2018-02-11 | A kind of fault detector detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207799001U true CN207799001U (en) | 2018-08-31 |
Family
ID=63276233
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820251598.5U Active CN207799001U (en) | 2018-02-11 | 2018-02-11 | A kind of fault detector detection device |
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| Country | Link |
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| CN (1) | CN207799001U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109375129A (en) * | 2018-10-22 | 2019-02-22 | 国网重庆市电力公司电力科学研究院 | A kind of site environment analogy method and its tester based on voltage and current decoupling |
| CN112486009A (en) * | 2020-11-20 | 2021-03-12 | 山东山大电力技术股份有限公司 | Time service signal abnormal waveform recording analyzer and method |
-
2018
- 2018-02-11 CN CN201820251598.5U patent/CN207799001U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109375129A (en) * | 2018-10-22 | 2019-02-22 | 国网重庆市电力公司电力科学研究院 | A kind of site environment analogy method and its tester based on voltage and current decoupling |
| CN112486009A (en) * | 2020-11-20 | 2021-03-12 | 山东山大电力技术股份有限公司 | Time service signal abnormal waveform recording analyzer and method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Du Tao Inventor after: Yan Tingmeng Inventor after: Cui Xuetao Inventor after: Zhu Shaotu Inventor after: Zhao Yongliang Inventor before: Zhu Cheng Inventor before: Du Tao Inventor before: Yan Tingmeng Inventor before: Cui Xuetao Inventor before: Zhu Shaotu Inventor before: Zhao Yongliang |