CN206420968U - A kind of extra-high voltage series compensation protects auto testing instrument - Google Patents
A kind of extra-high voltage series compensation protects auto testing instrument Download PDFInfo
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- CN206420968U CN206420968U CN201621416440.6U CN201621416440U CN206420968U CN 206420968 U CN206420968 U CN 206420968U CN 201621416440 U CN201621416440 U CN 201621416440U CN 206420968 U CN206420968 U CN 206420968U
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Abstract
Auto testing instrument is protected the utility model discloses a kind of extra-high voltage series compensation, the tester includes：Digital processing element, power amplifier unit, data communication units and fiber optic Ethernet communication unit, the power amplifier unit, data communication units and fiber optic Ethernet communication unit are connected with the digital processing element respectively.Tester of the present utility model can be tested extra-high voltage series compensation protection device; and the definite value of extra-high voltage series compensation can be obtained; by the soft pressing plate of PC control extra-high voltage series compensation; and instructed according to the corresponding test of definite value generation, so as to realize the automatic setting to testing scheme and the simulation of on-site actual situations and failure.
Description
Technical field
The utility model is related to substation equipment technical field, more particularly to a kind of automatic test of extra-high voltage series compensation protection
Instrument.
Background technology
UHV transmission technology and series capacitor compensation technology are all to improve Transmission Lines capacity, improve power system
The effective measures of stability, while all proposing new higher requirement to relay protection of transmission line again.
At present, existing relay-protection tester is the tester based on single protection test event, mainly can not
Tested for extra-high voltage series compensation test system, analog quantity can only be added to simulate, cause experiment complicated.
The above is only used for auxiliary and understands the technical solution of the utility model, does not represent and recognizes that the above is existing
Technology.
Utility model content
Main purpose of the present utility model is to provide a kind of extra-high voltage series compensation protection auto testing instrument, it is intended to solve existing
It can not be tested in technology for extra-high voltage series compensation test system, analog quantity can only be added to simulate, the technology for causing experiment complicated
Problem.
To achieve the above object, the utility model provides a kind of extra-high voltage series compensation protection auto testing instrument, the tester
Including：Digital processing element, power amplifier unit, data communication units and fiber optic Ethernet communication unit, the power amplifier unit, data
Communication unit and fiber optic Ethernet communication unit are connected with the digital processing element respectively；
The fiber optic Ethernet communication unit, is connected with extra-high voltage series compensation protection device, for obtaining extra-high voltage series compensation
Definite value, and the definite value is sent to the digital processing element；
The digital processing element, for the definite value to be sent to host computer by data communication units, by described
Data communication units receive the test fed back by the host computer and instructed, and enabled instruction is produced according to the test instruction, and will
The enabled instruction is sent to the power amplifier unit；
The power amplifier unit, for producing corresponding with the enabled instruction voltage signal and current signal, and will be described
Voltage signal and current signal transfer are to the extra-high voltage series compensation protection device；
The fiber optic Ethernet communication unit, the feedback information for receiving the extra-high voltage series compensation protection device, and will
The feedback information is forwarded to the digital processing element；
The digital processing element, is additionally operable to the feedback information being forwarded to the host computer, to realize protection test.
Preferably, the tester also includes：Punctual unit, the punctual unit is connected with the digital processing element；
The punctual unit, sends to the digital processing element for producing punctual signal, and by the punctual signal.
Preferably, the punctual unit includes：Module when GPS module, IRIG-B codes pair, IEEE1588 pairs when module and
Punctual processing module；The module when GPS module, IRIG-B codes pair, IEEE1588 pairs when module respectively with punctual processing module
It is connected；
The punctual processing module, module and mould at IEEE1588 pairs during for receiving the GPS module, IRIG-B codes pair
The pps pulse per second signal that block is sent respectively, and punctual signal is produced according to the pps pulse per second signal that receives, and by the punctual signal
Send to the digital processing element.
Preferably, the tester also includes：Switching value unit, the switching value unit and the digital processing element phase
Even；
The switching value unit, is transmitted to the digital processing element for obtaining switching value, and by the switching value.
Preferably, the tester also includes：Time service unit, the time service unit is connected with the digital processing element；
The time service unit, time signal is produced for obtaining the punctual signal, and according to the punctual signal, and will
The time signal is sent to the digital processing element；
Correspondingly, the digital processing element, it is that the switching value stamps absolute time to be additionally operable to according to the time signal
Mark.
Preferably, the time service unit includes：IRIG-B codes and light code output module, IEEE1588 time service modules and
Time service processing module；The IRIG-B codes and light code output module and IEEE1588 time service modules respectively with time service processing module
It is connected；
The time service processing module, for obtaining the punctual signal, and according to the punctual signal with reference to the IRIG-
B codes produce time signal with light code output module and IEEE1588 time service modules, and the time signal is sent to described
Digital processing element.
Preferably, the digital processing element includes：First processor, second processor and the 3rd processor；
The first processor, for producing enabled instruction according to the test instruction；
The second processor, for being controlled to the data communication units, data communication is passed through by the definite value
Unit is sent to host computer, and receiving the test fed back by the host computer by the data communication units instructs, and will be described
Feedback information is forwarded to the host computer；
3rd processor, for realizing the communication between the first processor and second processor；Opened described
Dynamic instruction is sent to the power amplifier unit；And, receive the punctual signal that the punctual unit is sent.
Preferably, the power amplifier unit includes voltage power amplifier module and current amplification module；
The voltage power amplifier module, for producing voltage signal corresponding with the enabled instruction；
The current amplification module, for producing current signal corresponding with the enabled instruction.
Preferably, the power amplifier unit is provided with protection interface.
Preferably, the data communication units are connected by MII interfaces with the digital processing element.
Tester of the present utility model can be tested extra-high voltage series compensation protection device, and can obtain extra-high voltage series
The definite value of benefit, is instructed by the soft pressing plate of PC control extra-high voltage series compensation, and according to the corresponding test of definite value generation, so that
Realize the automatic setting to testing scheme and the simulation of on-site actual situations and failure.
Brief description of the drawings
Fig. 1 is the structured flowchart that extra-high voltage series compensation of the present utility model protects auto testing instrument first embodiment；
Fig. 2 is the structured flowchart that extra-high voltage series compensation of the present utility model protects auto testing instrument second embodiment.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that specific embodiment described herein is not used to limit this only to explain the utility model
Utility model.
Reference picture 1, the utility model first embodiment provides a kind of extra-high voltage series compensation protection auto testing instrument, the test
Instrument includes：Digital processing element 101, power amplifier unit 102, data communication units 103 and fiber optic Ethernet communication unit 104, institute
State power amplifier unit 102, data communication units 103 and fiber optic Ethernet communication unit 104 respectively with the digital processing element 101
It is connected；
The fiber optic Ethernet communication unit 104, is connected with extra-high voltage series compensation protection device, for obtaining extra-high voltage series compensation
Definite value, and the definite value is sent to the digital processing element 101；
In the specific implementation, the fiber optic Ethernet communication unit 104 can use AFBR5803 optical modules.
The digital processing element 101, for the definite value to be sent to host computer by data communication units 103, leads to
Cross the data communication units 101 and receive the test instruction fed back by the host computer, startup is produced according to the test instruction
Instruction, and the enabled instruction is sent to the power amplifier unit 102；
In the specific implementation, the data communication units 103 may include KS8995FQ chips, for industrial computer by with
Too net is communicated, the external ethernet communication of two-way, and is connected with fiber optic Ethernet communication unit 104.
It should be noted that the host computer 105 can be industrial computer, or PC, certainly, it can also be set for other
Standby, the present embodiment is not any limitation as to this.
The power amplifier unit 102, for producing corresponding with enabled instruction voltage signal and current signal, and by institute
Voltage signal and current signal transfer are stated to the extra-high voltage series compensation protection device；
In the specific implementation, the power amplifier unit 102 includes voltage power amplifier module and current amplification module；The voltage work(
Amplification module, for producing voltage signal corresponding with the enabled instruction, for example：0.05% grade of 6 road 0-125 volts can be produced
The ac voltage signal of precision；The current amplification module, for producing current signal corresponding with the enabled instruction, example
Such as：The ac current signal of 9 road 0-6A 0.05% level accuracy can be produced.
The fiber optic Ethernet communication unit 104, the feedback information for receiving the extra-high voltage series compensation protection device, and
The feedback information is forwarded to the digital processing element 101；
The digital processing element 101, is additionally operable to the feedback information being forwarded to the host computer, to realize that protection is surveyed
Examination.
The tester of the present embodiment can be tested extra-high voltage series compensation protection device, and can obtain extra-high voltage series compensation
Definite value, instructed by the soft pressing plate of PC control extra-high voltage series compensation, and according to the corresponding test of definite value generation, so that real
Automatic setting and the simulation of on-site actual situations and failure now to testing scheme.
To ensure in the uniformity of time, the present embodiment, the tester also includes：Punctual unit 106, the punctual list
Member 106 is connected with the digital processing element 101；
The punctual unit 106, sends to the digital processing list for producing punctual signal, and by the punctual signal
Member 101.
For ease of realizing in the punctual unit 106, the present embodiment, the punctual unit 106 may include：GPS module,
Module during IRIG-B codes pair, IEEE1588 pairs when module and punctual processing module；The mould when GPS module, IRIG-B codes pair
Block, IEEE1588 pairs when module be connected respectively with punctual processing module；
The punctual processing module, module and mould at IEEE1588 pairs during for receiving the GPS module, IRIG-B codes pair
The pps pulse per second signal that block is sent respectively, and punctual signal is produced according to the pps pulse per second signal that receives, and by the punctual signal
Send to the digital processing element 101.
It should be noted that the punctual processing module can be realized using XC3S500E chips.
In the specific implementation, the tester also includes：Switching value unit 107, the switching value unit 107 and the number
Word processing unit 101 is connected；
The switching value unit 107, is transmitted to the digital processing element for obtaining switching value, and by the switching value
101。
To ensure that tester is synchronous with extra-high voltage series compensation protection device, in the present embodiment, the tester also includes：Time service
Unit 108, the time service unit 108 is connected with the digital processing element 101；
The time service unit 108, time signal is produced for obtaining the punctual signal, and according to the punctual signal,
And send the time signal to the digital processing element 101；
Correspondingly, the digital processing element 101, it is that the switching value is stamped definitely to be additionally operable to according to the time signal
Markers.
For ease of realizing the time service unit 108, the time service unit 108 includes：IRIG-B codes and light code output mould
Block, IEEE1588 time service modules and time service processing module；The IRIG-B codes are awarded with light code output module and IEEE1588
When module be connected respectively with time service processing module；
The time service processing module, for obtaining the punctual signal, and according to the punctual signal with reference to the IRIG-
B codes produce time signal with light code output module and IEEE1588 time service modules, and the time signal is sent to described
Digital processing element.
In the specific implementation, the time service processing module is realized using XC6SLX75 chips.
Reference picture 2, the digital processing element 101 includes：First processor, second processor and the 3rd processor；
The first processor, for producing enabled instruction according to the test instruction；
In the specific implementation, the first processor is realized using TMS320F28377D chips.
The second processor, for being controlled to the data communication units, data communication is passed through by the definite value
Unit is sent to host computer, and receiving the test fed back by the host computer by the data communication units instructs, and will be described
Feedback information is forwarded to the host computer；
In the specific implementation, the second processor is realized using BF607 chips.
3rd processor, for realizing the communication between the first processor and second processor；Opened described
Dynamic instruction is sent to the power amplifier unit；And, receive the punctual signal that the punctual unit is sent.
In the specific implementation, the 3rd processor is realized using XC6SLX150 chips.
To improve in security, the present embodiment, the power amplifier unit 102 is provided with protection interface.
For ease of connecting in the data communication units and digital processing element, the present embodiment, the data communication units
103 are connected by MII interfaces with the digital processing element 101.
In the specific implementation, the connection between the fiber optic Ethernet communication unit and extra-high voltage series compensation protection device is used
LC interfaces.
In the specific implementation, being connected between the switching value unit and digital processing element by parallel port data/address bus.
In the specific implementation, the time service unit is connected by serial line interface with punctual unit.
The operation principle of the tester of the present embodiment is：Punctual module pps pulse per second signal is exported respectively to time service unit and
Digital processing element, makes extra-high voltage series compensation protection device and tester reach synchronization, host computer is by data communication units with surveying
Try instrument to be connected, be connected by fiber optic Ethernet communication unit with extra-high voltage series compensation protection device, host computer gets extra-high voltage series
Complement fixed value and the soft pressing plate for setting extra-high voltage series compensation protection device, automatic to set testing scheme to set tester to export, test
Instrument squeezes into markers by switching value unit via time service unit, delivers to industrial computer, and industrial computer monitors extra-high voltage series compensation protection simultaneously
The SOE events output of device, and judge whether experiment is qualified.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property is included, so that process, method, article or system including a series of key elements not only include those key elements, and
And also including other key elements being not expressly set out, or also include for this process, method, article or system institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Also there is other identical element in process, method, article or the system of key element.
Above-mentioned the utility model embodiment sequence number is for illustration only, and the quality of embodiment is not represented.
Preferred embodiment of the present utility model is these are only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical fields, are similarly included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of extra-high voltage series compensation protects auto testing instrument, it is characterised in that the tester includes：Digital processing element, work(
Put unit, data communication units and fiber optic Ethernet communication unit, the power amplifier unit, data communication units and fiber optic Ethernet
Communication unit is connected with the digital processing element respectively；
The fiber optic Ethernet communication unit, is connected with extra-high voltage series compensation protection device, the definite value for obtaining extra-high voltage series compensation,
And send the definite value to the digital processing element；
The digital processing element, for the definite value to be sent to host computer by data communication units, passes through the data
Communication unit receives the test fed back by the host computer and instructed, and enabled instruction is produced according to the test instruction, and will be described
Enabled instruction is sent to the power amplifier unit；
The power amplifier unit, for producing corresponding with enabled instruction voltage signal and current signal, and by the voltage
Signal and current signal transfer are to the extra-high voltage series compensation protection device；
The fiber optic Ethernet communication unit, the feedback information for receiving the extra-high voltage series compensation protection device, and will be described
Feedback information is forwarded to the digital processing element；
The digital processing element, is additionally operable to the feedback information being forwarded to the host computer, to realize protection test.
2. tester as claimed in claim 1, it is characterised in that the tester also includes：Punctual unit, the punctual list
It is first to be connected with the digital processing element；
The punctual unit, sends to the digital processing element for producing punctual signal, and by the punctual signal.
3. tester as claimed in claim 2, it is characterised in that the punctual unit includes：GPS module, IRIG-B codes are right
When module, IEEE1588 pairs when module and punctual processing module；Module, IEEE1588 when the GPS module, IRIG-B codes pair
Pair when module be connected respectively with punctual processing module；
The punctual processing module, module and module point at IEEE1588 pairs during for receiving the GPS module, IRIG-B codes pair
The pps pulse per second signal not sent, and punctual signal is produced according to the pps pulse per second signal received, and the punctual signal is sent
To the digital processing element.
4. tester as claimed in claim 3, it is characterised in that the tester also includes：Switching value unit, the switch
Amount unit is connected with the digital processing element；
The switching value unit, is transmitted to the digital processing element for obtaining switching value, and by the switching value.
5. tester as claimed in claim 4, it is characterised in that the tester also includes：Time service unit, the time service list
It is first to be connected with the digital processing element；
The time service unit, time signal is produced for obtaining the punctual signal, and according to the punctual signal, and will be described
Time signal is sent to the digital processing element；
Correspondingly, the digital processing element, it is that the switching value stamps absolute time mark to be additionally operable to according to the time signal.
6. tester as claimed in claim 5, it is characterised in that the time service unit includes：IRIG-B codes and light code are defeated
Go out module, IEEE1588 time service modules and time service processing module；The IRIG-B codes and light code output module and
IEEE1588 time service modules are connected with time service processing module respectively；
The time service processing module, for obtaining the punctual signal, and according to the punctual signal with reference to IRIG-B electricity
Code produces time signal with light code output module and IEEE1588 time service modules, and the time signal is sent to the numeral
Processing unit.
7. tester as claimed in claim 6, it is characterised in that the digital processing element includes：First processor, second
Processor and the 3rd processor；
The first processor, for producing enabled instruction according to the test instruction；
The second processor, for being controlled to the data communication units, data communication units are passed through by the definite value
Send to host computer, receiving the test fed back by the host computer by the data communication units instructs, and by the feedback
Information is forwarded to the host computer；
3rd processor, for realizing the communication between the first processor and second processor；The startup is referred to
Order is sent to the power amplifier unit；And, receive the punctual signal that the punctual unit is sent.
8. tester as claimed in claim 1, it is characterised in that the power amplifier unit includes voltage power amplifier module and electric current work(
Amplification module；
The voltage power amplifier module, for producing voltage signal corresponding with the enabled instruction；
The current amplification module, for producing current signal corresponding with the enabled instruction.
9. such as tester according to any one of claims 1 to 8, it is characterised in that the power amplifier unit is provided with protection and connect
Mouthful.
10. such as tester according to any one of claims 1 to 8, it is characterised in that the data communication units pass through MII
Interface is connected with the digital processing element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621416440.6U CN206420968U (en) | 2016-12-22 | 2016-12-22 | A kind of extra-high voltage series compensation protects auto testing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621416440.6U CN206420968U (en) | 2016-12-22 | 2016-12-22 | A kind of extra-high voltage series compensation protects auto testing instrument |
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| Publication Number | Publication Date |
|---|---|
| CN206420968U true CN206420968U (en) | 2017-08-18 |
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ID=59575454
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| CN201621416440.6U Active CN206420968U (en) | 2016-12-22 | 2016-12-22 | A kind of extra-high voltage series compensation protects auto testing instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108872737A (en) * | 2018-05-07 | 2018-11-23 | 国网江苏省电力有限公司电力科学研究院 | Extra-high voltage direct-current protection system for field test device and method based on Multi-Machine Synchronous |
| CN110308353A (en) * | 2019-07-23 | 2019-10-08 | 中国南方电网有限责任公司超高压输电公司南宁局 | String mends sensor tester and test method |
| CN110376465A (en) * | 2019-07-23 | 2019-10-25 | 中国南方电网有限责任公司超高压输电公司南宁局 | String mends protection test platform |
-
2016
- 2016-12-22 CN CN201621416440.6U patent/CN206420968U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108872737A (en) * | 2018-05-07 | 2018-11-23 | 国网江苏省电力有限公司电力科学研究院 | Extra-high voltage direct-current protection system for field test device and method based on Multi-Machine Synchronous |
| CN110308353A (en) * | 2019-07-23 | 2019-10-08 | 中国南方电网有限责任公司超高压输电公司南宁局 | String mends sensor tester and test method |
| CN110376465A (en) * | 2019-07-23 | 2019-10-25 | 中国南方电网有限责任公司超高压输电公司南宁局 | String mends protection test platform |
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