CN106787215A - Intelligent relay protection device information transfer time automatic checkout system and its detection method - Google Patents
Intelligent relay protection device information transfer time automatic checkout system and its detection method Download PDFInfo
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- CN106787215A CN106787215A CN201710081286.4A CN201710081286A CN106787215A CN 106787215 A CN106787215 A CN 106787215A CN 201710081286 A CN201710081286 A CN 201710081286A CN 106787215 A CN106787215 A CN 106787215A
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- 238000012546 transfer Methods 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 title claims abstract description 14
- 230000001681 protective effect Effects 0.000 claims abstract description 74
- 238000004891 communication Methods 0.000 claims abstract description 62
- 230000005540 biological transmission Effects 0.000 claims abstract description 31
- 238000012360 testing method Methods 0.000 claims abstract description 14
- 238000006073 displacement reaction Methods 0.000 claims description 18
- 238000004321 preservation Methods 0.000 claims description 10
- 238000002372 labelling Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 230000002123 temporal effect Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 230000008676 import Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- H02J13/0017—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0635—Clock or time synchronisation in a network
- H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
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Abstract
A kind of intelligent relay protection device information transfer time automatic checkout system and its detection method, are provided with emulation main website, data communication gateway machine, interchanger, protective relaying device, relay-protection tester and time synchronism apparatus；Signal when time synchronism apparatus are provided pair respectively to the emulation main website, data communication gateway machine and each protective relaying device；Described to emulate main website, data communication gateway machine and multiple protective relaying devices access switch simultaneously, data communication gateway machine communicates with multiple protective relaying devices, and emulation main website communicates with data communication gateway machine.By the way of the present invention is using unified time source pair when, realize the time synchronized of each node in system, in the automatic test of emulation main website end completion transmission time, with test automation degree it is high, human cost is low, high working efficiency the characteristics of.
Description
Technical field
The present invention relates to technical field of electric power, more particularly to a kind of intelligent relay protection device information transfer time is certainly
Dynamic detecting system and its detection method.
Background technology
Intelligent relay protection device is the important component for ensureing intelligent grid reliability service.Work as grid collapses
When, be as early as possible analysis failure, restore electricity, it is desirable to protective relaying device by protection act information and displacement information it is timely on be sent to
Scheduling station.
Passing through journey in protective relaying device information is:When protective relaying device produces protection act information or displacement information,
It is sent to data communication gateway machine on first, data communication gateway machine is received after information on again and is sent to emulation main website.Existing test system
Same interchanger is accessed by protective relaying device, data communication gateway machine, emulation main website and message accounting device, by configuring
The method of switch ports themselves mirror image is realized between message accounting device monitoring protective relaying device and data communication gateway machine, data
Communication network is shut down and the communication message between emulation main website, and message accounting device records each frame traffic message and is sent to interchanger
On time.
Same protection act information or same displacement information from the time T1 of protective relaying device delivery time with to
Time difference up to the time T2 at emulation main website moment is exactly the information transfer time.Test currently for transmission time mainly passes through
Message accounting device crawl communication network on protective relaying device and emulation main website between communication message and record communication message from
Protection device sends the time T1 at moment and reaches the time T2 at emulation main website moment, calculates the side of the time difference between T2 and T1
Method is realized.
Existing method of testing needs artificially to search what same information sent from protective relaying device from multi-frame communication message
Moment and the moment of arrival emulation main website, easily there is the situation that Asymmetry information is answered, workload is big, and inefficiency easily goes out
It is wrong.
Therefore, in view of the shortcomings of the prior art, providing that a kind of test automation degree is high, human cost is low, high working efficiency
Intelligent relay protection device information transfer time automatic checkout system and its detection method overcoming prior art not enough very
It is necessity.
The content of the invention
A kind of intelligent relay protection device is provided and is believed it is an object of the invention to avoid the deficiencies in the prior art part
Breath transmission time automatic checkout system and its detection method, with test automation degree it is high, human cost is low, high working efficiency
The characteristics of.
Above-mentioned purpose of the invention is realized by following technological means.
A kind of intelligent relay protection device information transfer time automatic checkout system is provided, emulation main website, number is provided with
According to communication network shutdown, interchanger, multiple protective relaying device relay-protection tester corresponding with each protective relaying device and when
Between sychronisation；
Time synchronism apparatus provide right respectively to the emulation main website, data communication gateway machine and each protective relaying device
When signal；
One relay-protection tester is corresponding with a protective relaying device, and relay-protection tester is protected to corresponding relay
Protection unit applies failure amount and switching value, and protective relaying device produces action event and displacement event；
The emulation main website, data communication gateway machine and multiple protective relaying devices are while access switch, data communication
Gateway machine communicates with multiple protective relaying devices, and emulation main website communicates with data communication gateway machine.
Preferably, above-mentioned pair when signal include time synchronizing signal and temporal information.
Preferably, module when above-mentioned emulation main website is provided with pair, the time synchronism apparatus are conveyed to module at described pair
Pair when signal.
Preferably, above-mentioned pair when module signal when receiving time synchronism apparatus send NTP pairs；The data communication gateway
Signal when machine and the protection device receive IRIG-B yards pair that time synchronism apparatus send.
Preferably, above-mentioned emulation main website is provided with information receiving module, markers record parsing module and profile module；
The markers record parsing module is electrically connected with module at described pair, and described information receiver module is logical with the data
Letter gateway machine communication, the profile module is connected with markers record parsing module；
The action event and displacement event information of the protective relaying device are led to by delivering to the data in message mode
Letter gateway machine, the message up sending that the data communication gateway machine will be received to described information receiver module；The configuration file mould
Block imports each configuration file of protective relaying device, and profile information is parsed；
The message transmissions that described information receiver module will be received to the markers records parsing module, markers record parsing
Module is received after message to packet labeling time stamp T 2, and the protective relaying device information pair sent according to profile module
Time T1 in message is parsed, and markers records parsing module and makees mathematic interpolation to T2 and T1, when gained difference is transmission
Between t.
Preferably, above-mentioned emulation main website is provided with man-machine interface, and the markers record parsing module sends transmission time t
To the man-machine interface of emulation main website.
Preferably, above-mentioned man-machine interface is provided with preservation control button, and control button is preserved by transmission time t by clicking on
Preserved.
Present invention simultaneously provides a kind of detection side of intelligent relay protection device information transfer time automatic checkout system
Method, is carried out by above-mentioned intelligent relay protection device information transfer time automatic checkout system；
Time synchronism apparatus provide right respectively to the emulation main website, data communication gateway machine and each protective relaying device
When signal；
One relay-protection tester is corresponding with a protective relaying device, and relay-protection tester is protected to corresponding relay
Protection unit applies failure amount and switching value, and protective relaying device produces action event and displacement event；
The action event and displacement event information of protective relaying device are delivered to emulation main website by data communication gateway machine,
Emulation main website parse and obtains transmission time t.
Preferably, above-mentioned emulation main website is provided with information receiving module, markers record parsing module and profile module；
The markers record parsing module is electrically connected with module at described pair, and described information receiver module is logical with the data
Letter gateway machine communication, the profile module is connected with markers record parsing module；
The action event and displacement event information of the protective relaying device are led to by delivering to the data in message mode
Letter gateway machine, the message up sending that the data communication gateway machine will be received to described information receiver module；The configuration file mould
Block imports each configuration file of protective relaying device, and profile information is parsed；
The message transmissions that described information receiver module will be received to the markers records parsing module, markers record parsing
Module is received after message to packet labeling time stamp T 2, and the protective relaying device information pair sent according to profile module
Time T1 in message is parsed, and markers records parsing module and makees mathematic interpolation to T2 and T1, when gained difference is transmission
Between t.
Preferably, above-mentioned emulation main website is provided with man-machine interface, and the markers record parsing module sends transmission time t
To the man-machine interface of emulation main website, the man-machine interface is provided with preservation control button, by clicking on preservation control button by biography
Defeated time t is preserved.
Intelligent relay protection device information transfer time automatic checkout system of the invention and its detection method, are provided with
Emulation main website, data communication gateway machine, interchanger, multiple protective relaying devices relay corresponding with each protective relaying device are protected
Shield tester and time synchronism apparatus；Time synchronism apparatus are protected to the emulation main website, data communication gateway machine and each relay
Signal when protection unit is provided pair respectively；One relay-protection tester is corresponding with a protective relaying device, relay protection test
Instrument applies failure amount and switching value to corresponding protective relaying device, and protective relaying device produces action event and displacement event；
The emulation main website, data communication gateway machine and multiple protective relaying device access switch simultaneously, data communication gateway machine with
Multiple protective relaying device communications, emulation main website communicates with data communication gateway machine.When the present invention is using unified time source pair
Mode, realizes the time synchronized of each node in system, completes the automatic test of transmission time at emulation main website end, with test certainly
Dynamicization degree is high, human cost is low, high working efficiency the characteristics of.
Brief description of the drawings
Using accompanying drawing, the present invention is further illustrated, but content in accompanying drawing is not constituted to any limit of the invention
System.
Fig. 1 is a kind of structural representation of intelligent relay protection device information transfer time automatic checkout system of the invention
Figure.
Fig. 2 is a kind of operation principle of intelligent relay protection device information transfer time automatic checkout system of the invention
Figure.
Specific embodiment
The invention will be further described with the following Examples.
Embodiment 1.
A kind of intelligent relay protection device information transfer time automatic checkout system, as shown in Figure 1 and Figure 2, is provided with imitative
Allah station, data communication gateway machine, interchanger, the relay protection corresponding with each protective relaying device of multiple protective relaying devices
Tester and time synchronism apparatus.In the present embodiment, protective relaying device is illustrated as a example by three, respectively A producers after
Electrical protective device, B producers protective relaying device and C producers protective relaying device.In practice, the quantity of protective relaying device can
Flexibly to set according to specific needs.
Time synchronism apparatus provide right respectively to the emulation main website, data communication gateway machine and each protective relaying device
When signal, pair when signal specifically include time synchronizing signal and temporal information.Time synchronism apparatus can simultaneously receive at least two
External time reference signal is planted, with internal time benchmark, and the outside output time synchronization letter of time accuracy as requested
Number and temporal information.
One relay-protection tester is corresponding with a protective relaying device, and relay-protection tester is protected to corresponding relay
Protection unit applies failure amount and switching value, and protective relaying device produces action event and change according to the result of relay-protection tester
Position event.
Emulation main website, data communication gateway machine and multiple protective relaying devices are while access switch, data communication gateway
Machine communicates with multiple protective relaying devices, and emulation main website communicates with data communication gateway machine.
Wherein, module when emulation main website is provided with pair, time synchronism apparatus to pair when module conveying pair when signal.
Pair when module signal when receiving time synchronism apparatus send NTP pairs；Data communication gateway machine and protection device connect
Signal when receiving time synchronism apparatus send IRIG-B yards pair.
Emulation main website is additionally provided with information receiving module, markers record parsing module and profile module.
Markers record parsing module is electrically connected with module at described pair, and information receiving module leads to data communication gateway machine
Letter, profile module is connected with markers record parsing module.
The action event and displacement event information of protective relaying device in message mode by delivering to the data communication network
Shutdown, the message up sending that data communication gateway machine will be received to information receiving module；Profile module imports each relay and protects
The configuration file of protection unit, and profile information is parsed.
The message transmissions that information receiving module will be received to the markers records parsing module, markers record parsing module
Receive after message to packet labeling time stamp T 2, and the protective relaying device information sent according to profile module is to message
In time T1 parsed, markers records parsing module and makees mathematic interpolation to T2 and T1, and gained difference is transmission time t.
Additionally, the emulation main website is provided with man-machine interface, markers records parsing module and transmission time t is sent into emulation master
The man-machine interface stood.Man-machine interface is provided with preservation control button, is protected transmission time t by clicking on preservation control button
Deposit.
By the way of the present invention is when unified time source pair, the time synchronized of each node in system is realized, in emulation main website
End complete transmission time automatic test, with test automation degree it is high, human cost is low, high working efficiency the characteristics of.
Technical scheme is tested by State Grid Corporation of China 110kV protection devices apply, and finds this hair
Bright technical scheme substantially increases detection automaticity, reduces human cost, improves operating efficiency.
Embodiment 2.
A kind of detection method of intelligent relay protection device information transfer time automatic checkout system is provided, by implementing
The intelligent relay protection device information transfer time automatic checkout system of example 1 is carried out.
Time synchronism apparatus provide right respectively to the emulation main website, data communication gateway machine and each protective relaying device
When signal；
One relay-protection tester is corresponding with a protective relaying device, and relay-protection tester is protected to corresponding relay
Protection unit applies failure amount and switching value, and protective relaying device produces action event and displacement event；
The action event and displacement event information of protective relaying device are delivered to emulation main website by data communication gateway machine,
Emulation main website parse and obtains transmission time t.
The action event and displacement event information of protective relaying device in message mode by delivering to the data communication network
Shutdown, the message up sending that the data communication gateway machine will be received to described information receiver module；The profile module is led
Enter each configuration file of protective relaying device, and profile information is parsed.
The message transmissions that described information receiver module will be received to the markers records parsing module, markers record parsing
Module is received after message to packet labeling time stamp T 2, and the protective relaying device information pair sent according to profile module
Time T1 in message is parsed, and markers records parsing module and makees mathematic interpolation to T2 and T1, when gained difference is transmission
Between t, markers records the man-machine interface that transmission time t is sent to parsing module emulation main website, and the man-machine interface is provided with guarantor
Control button is deposited, transmission time t is preserved by clicking on preservation control button.
By the way of the present invention is when unified time source pair, the time synchronized of each node in system is realized, in emulation main website
End complete transmission time automatic test, with test automation degree it is high, human cost is low, high working efficiency the characteristics of.
Technical scheme is tested by State Grid Corporation of China 110kV protection devices apply, and finds this hair
Bright technical scheme substantially increases detection automaticity, reduces human cost, improves operating efficiency.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than the present invention is protected
The limitation of scope, although being explained in detail to the present invention with reference to preferred embodiment, one of ordinary skill in the art should manage
Solution, technical scheme can be modified or equivalent, without deviating from technical solution of the present invention essence and
Scope.
Claims (10)
1. a kind of intelligent relay protection device information transfer time automatic checkout system, it is characterised in that：It is provided with emulation master
Stand, data communication gateway machine, interchanger, multiple protective relaying device relay protection test corresponding with each protective relaying device
Instrument and time synchronism apparatus；
Time synchronism apparatus are believed when being provided respectively pair to the emulation main website, data communication gateway machine and each protective relaying device
Number；
One relay-protection tester is corresponding with a protective relaying device, and relay-protection tester is filled to corresponding relay protection
Applying failure amount and switching value are put, protective relaying device produces action event and displacement event；
The emulation main website, data communication gateway machine and multiple protective relaying devices are while access switch, data communication gateway
Machine communicates with multiple protective relaying devices, and emulation main website communicates with data communication gateway machine.
2. intelligent relay protection device information transfer time automatic checkout system according to claim 1, its feature exists
In：Signal includes time synchronizing signal and temporal information at described pair.
3. intelligent relay protection device information transfer time automatic checkout system according to claim 2, its feature exists
In：Module when the emulation main website is provided with pair, the time synchronism apparatus are to signal during module conveying pair at described pair.
4. intelligent relay protection device information transfer time automatic checkout system according to claim 3, its feature exists
In：Signal when module receives time synchronism apparatus send NTP pairs at described pair；The data communication gateway machine and the protection
Signal when device receives time synchronism apparatus send IRIG-B yards pair.
5. intelligent relay protection device information transfer time automatic checkout system according to claim 4, its feature exists
In：The emulation main website is provided with information receiving module, markers record parsing module and profile module；
Markers record parsing module is electrically connected with module at described pair, described information receiver module and the data communication network
Shutdown communication, the profile module is connected with markers record parsing module；
The action event and displacement event information of the protective relaying device in message mode by delivering to the data communication network
Shutdown, the message up sending that the data communication gateway machine will be received to described information receiver module；The profile module is led
Enter each configuration file of protective relaying device, and profile information is parsed；
The message transmissions that described information receiver module will be received to the markers records parsing module, markers record parsing module
Receive after message to packet labeling time stamp T 2, and the protective relaying device information sent according to profile module is to message
In time T1 parsed, markers records parsing module and makees mathematic interpolation to T2 and T1, and gained difference is transmission time t.
6. intelligent relay protection device information transfer time automatic checkout system according to claim 5, its feature exists
In：The emulation main website is provided with man-machine interface, and transmission time t is sent to emulation main website by the markers record parsing module
Man-machine interface.
7. intelligent relay protection device information transfer time automatic checkout system according to claim 6, its feature exists
In：The man-machine interface is provided with preservation control button, is preserved transmission time t by clicking on preservation control button.
8. a kind of detection method of intelligent relay protection device information transfer time automatic checkout system, it is characterised in that：It is logical
Crossing the intelligent relay protection device information transfer time automatic checkout system as described in claim 1 to 7 any one is carried out；
Time synchronism apparatus are believed when being provided respectively pair to the emulation main website, data communication gateway machine and each protective relaying device
Number；
One relay-protection tester is corresponding with a protective relaying device, and relay-protection tester is filled to corresponding relay protection
Applying failure amount and switching value are put, protective relaying device produces action event and displacement event；
The action event and displacement event information of protective relaying device are delivered to emulation main website by data communication gateway machine, emulate
Main website parse and obtains transmission time t.
9. the detection side of intelligent relay protection device information transfer time automatic checkout system according to claim 8
Method, it is characterised in that：
The emulation main website is provided with information receiving module, markers record parsing module and profile module；
Markers record parsing module is electrically connected with module at described pair, described information receiver module and the data communication network
Shutdown communication, the profile module is connected with markers record parsing module；
The action event and displacement event information of the protective relaying device in message mode by delivering to the data communication network
Shutdown, the message up sending that the data communication gateway machine will be received to described information receiver module；The profile module is led
Enter each configuration file of protective relaying device, and profile information is parsed；
The message transmissions that described information receiver module will be received to the markers records parsing module, markers record parsing module
Receive after message to packet labeling time stamp T 2, and the protective relaying device information sent according to profile module is to message
In time T1 parsed, markers records parsing module and makees mathematic interpolation to T2 and T1, and gained difference is transmission time t.
10. the detection side of intelligent relay protection device information transfer time automatic checkout system according to claim 9
Method, it is characterised in that：The emulation main website is provided with man-machine interface, and the markers record parsing module sends transmission time t
To the man-machine interface of emulation main website, the man-machine interface is provided with preservation control button, by clicking on preservation control button by biography
Defeated time t is preserved.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108152684A (en) * | 2018-01-12 | 2018-06-12 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Relay protection information system pressure processing capacity automatic detection device and method |
| CN109031005A (en) * | 2018-09-13 | 2018-12-18 | 南京南瑞继保电气有限公司 | Distributed protective relaying device test method and relay-protection tester |
| CN109450097A (en) * | 2018-12-11 | 2019-03-08 | 许昌开普检测研究院股份有限公司 | A kind of transformer station process layer equipment time management automatic testing method |
| CN110031699A (en) * | 2019-03-20 | 2019-07-19 | 中国电力科学研究院有限公司 | It is a kind of for testing the method and system of protective relaying device remote operation function |
| CN111142359A (en) * | 2020-01-20 | 2020-05-12 | 许昌中科森尼瑞技术有限公司 | Method for realizing 5ms error time synchronization of electric power secondary equipment through communication |
| CN112350869A (en) * | 2020-11-06 | 2021-02-09 | 广东电网有限责任公司 | Method and system for detecting point-to-point time response performance of substation automation system |
| CN113589788A (en) * | 2021-07-23 | 2021-11-02 | 国网江苏省电力有限公司 | Automatic test system, method and device for data communication network shutdown performance |
| CN114339982A (en) * | 2021-12-30 | 2022-04-12 | 中国南方电网有限责任公司 | Power monitoring data synchronization system and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1080075A (en) * | 1996-09-03 | 1998-03-24 | Toshiba Corp | Remote operation and supervisory system for protective relaying device |
| CN105510739A (en) * | 2015-11-27 | 2016-04-20 | 国家电网公司 | Intelligent protective relaying device detection system |
| CN105656204A (en) * | 2016-02-18 | 2016-06-08 | 云南电网有限责任公司电力科学研究院 | Intelligent substation remote-signaling closed-loop test method |
| CN106301624A (en) * | 2016-07-26 | 2017-01-04 | 珠海许继电气有限公司 | A kind of distribution terminal GPRS wireless data transmission time delay automatic test approach |
-
2017
- 2017-02-15 CN CN201710081286.4A patent/CN106787215A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1080075A (en) * | 1996-09-03 | 1998-03-24 | Toshiba Corp | Remote operation and supervisory system for protective relaying device |
| CN105510739A (en) * | 2015-11-27 | 2016-04-20 | 国家电网公司 | Intelligent protective relaying device detection system |
| CN105656204A (en) * | 2016-02-18 | 2016-06-08 | 云南电网有限责任公司电力科学研究院 | Intelligent substation remote-signaling closed-loop test method |
| CN106301624A (en) * | 2016-07-26 | 2017-01-04 | 珠海许继电气有限公司 | A kind of distribution terminal GPRS wireless data transmission time delay automatic test approach |
Non-Patent Citations (1)
| Title |
|---|
| 王峰 等: "一种继电保护故障信息***在线通信报文分析工程方案" * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108152684A (en) * | 2018-01-12 | 2018-06-12 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Relay protection information system pressure processing capacity automatic detection device and method |
| CN109031005A (en) * | 2018-09-13 | 2018-12-18 | 南京南瑞继保电气有限公司 | Distributed protective relaying device test method and relay-protection tester |
| CN109450097A (en) * | 2018-12-11 | 2019-03-08 | 许昌开普检测研究院股份有限公司 | A kind of transformer station process layer equipment time management automatic testing method |
| CN109450097B (en) * | 2018-12-11 | 2022-05-03 | 许昌开普检测研究院股份有限公司 | Automatic detection method for time management of process level equipment of intelligent substation |
| CN110031699A (en) * | 2019-03-20 | 2019-07-19 | 中国电力科学研究院有限公司 | It is a kind of for testing the method and system of protective relaying device remote operation function |
| CN110031699B (en) * | 2019-03-20 | 2023-03-21 | 中国电力科学研究院有限公司 | Method and system for testing remote operation function of relay protection device |
| CN111142359A (en) * | 2020-01-20 | 2020-05-12 | 许昌中科森尼瑞技术有限公司 | Method for realizing 5ms error time synchronization of electric power secondary equipment through communication |
| CN111142359B (en) * | 2020-01-20 | 2023-10-20 | 许昌中科森尼瑞技术有限公司 | Method for realizing time synchronization of electric power secondary equipment through communication |
| CN112350869A (en) * | 2020-11-06 | 2021-02-09 | 广东电网有限责任公司 | Method and system for detecting point-to-point time response performance of substation automation system |
| CN113589788A (en) * | 2021-07-23 | 2021-11-02 | 国网江苏省电力有限公司 | Automatic test system, method and device for data communication network shutdown performance |
| CN114339982A (en) * | 2021-12-30 | 2022-04-12 | 中国南方电网有限责任公司 | Power monitoring data synchronization system and method |
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Address after: Xuchang City, Henan Province, located at the intersection of 461000 Avenue and Suntech Wei Wu Applicant after: XUCHANG KETOP TESTING RESEARCH INSTITUTE CO.,LTD. Address before: Xuchang City, Henan Province, located at the intersection of 461000 Avenue and Suntech Wei Wu Applicant before: XUCHANG KETOP TESTING TECHNOLOGY CO.,LTD. |
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