CN106776193A - The Virtual test equipment and method of testing of apparatus for monitoring power supply slave failure - Google Patents
The Virtual test equipment and method of testing of apparatus for monitoring power supply slave failure Download PDFInfo
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- CN106776193A CN106776193A CN201611240258.4A CN201611240258A CN106776193A CN 106776193 A CN106776193 A CN 106776193A CN 201611240258 A CN201611240258 A CN 201611240258A CN 106776193 A CN106776193 A CN 106776193A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/26—Functional testing
- G06F11/261—Functional testing by simulating additional hardware, e.g. fault simulation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
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Abstract
The invention discloses the Virtual test equipment and method of testing of a kind of apparatus for monitoring power supply slave failure, including a host computer for being used for installation and operation virtual test module, virtual test module includes six submodules：System configuration module, communication module, data input module, data memory module, slave devices malfunction elimination module, data outputting module；Wherein, slave devices malfunction elimination module carries out virtual computing and judgement by the action logic and distant metrical information of the alarm slave remote signalling amount to being input into, and investigates out alarm slave devices with the presence or absence of failure, and be displayed on the screen of host computer.The present invention reduces unrelated message and disturbs by flexible configuration slave quantity, the action logic and distant metrical information of more than 3 remote signalling amounts not in the same time of virtual alert slave, equipment fault investigation is targetedly carried out, the operating efficiency for improving construction maintenance and trouble hunting personnel has realistic meaning.
Description
Technical field
The invention belongs to intelligent substation technical field of automation, and in particular to apparatus for monitoring power supply slave failure it is virtual
Test equipment and method of testing.
Background technology
Dc source supervising device as DC power system master control set, can by MODBUS, CDT stipulations by remote measurement,
Remote signalling information uploads total supervising device and backstage, and operation slave each to DC power system and important switching device state carry out reality
When inquire about and management control, without permission after operation, parameter disapprove arbitrarily change.The failure that dc source supervising device sends
Alarm source mainly has：(1) after the operation of dc source supervising device, because parameter setting is incorrect, produces and alert by mistake.(2) direct current
Apparatus for monitoring power supply database variable attribute configuration mistake, produces and alerts by mistake.(3) slave long-play, itself component is damaged
It is bad, produce and alert by mistake.(4) action logic and corresponding remote measurement amount information input signal of each remote signalling amount of slave collection are abnormal,
The normal fault warning for producing.Because DC power system working electromagnet environment is complicated, some failures, failure are often produced
Source analysis is complicated, is generally difficult investigation.
At present, dc source supervising device carries out system failure alarm and failure logging by modes such as item alarms, number
It is closely related with the slave number of units being articulated on apparatus for monitoring power supply according to refresh rate, when slave uploads information appearance mistake, lead to
The mode for catching message is crossed, accident analysis is carried out, data volume is big, message is readable poor, being not easy to construction and attendant is carried out
Accident analysis and investigation.
The present invention proposes the Virtual test equipment and method of testing of apparatus for monitoring power supply slave failure, and purpose is exactly to pass through
Flexible configuration slave quantity reduces unrelated message interference, the message data amount read is reduced, when solution apparatus for monitoring power supply is communicated
Between it is long, the shortcomings of message data amount is big, targetedly carry out equipment fault investigation.The principle of flexible configuration slave is according to electricity
Source supervising device warning information, it is determined that send the slave quantity of warning information, carry out slave quantity configuration with shorten communication time,
Reduce message data amount.Then the action logic and corresponding remote measurement amount of each slave are believed in emulation DC power system failure process
Breath, quickly and efficiently analyze DC power system failure cause, it is determined that DC current supervising device fault misdescription still from
The fault warning that machine and switching device failure trigger.The present invention has an important application value, and construction and attendant can be by
The virtual measuring method of apparatus for monitoring power supply slave failure is applied to the transformer station of 10kV--1000kV voltage class, large, medium and small
Transformer station of the enterprise station power source system such as power plant, colliery, petrochemical industry field, system operation event is searched beneficial to construction and attendant
Barrier, shortens the malfunction elimination time, for the reliability service of DC power system provides a reliable guarantee.
The following is the explanation of some specific terms for arriving used herein：
Apparatus for monitoring power supply：The control of power-supply system, higher management, collect power module, insulation monitoring and warning device, battery and patrol
The various data of the subordinate equipments such as checking device, working condition, are shown after being processed, according to the various arrange parameters of system
Alarmed, troubleshooting, historical data management, realize full-automatic management to power-supply system and accumulator cell charging and discharging.Operation
Personnel can force open and close to power module by touch-screen, and equal floating charge control, the output parameter to power module is adjusted；
Communication with background computer is realized by communication interface.
Slave：The device that apparatus for monitoring power supply is managed and controls to it.
Remote measurement amount：The distant measurement data of slave collection, is uploaded to dc source and supervises according to communication protocol by RS485 serial ports
Control device.
Remote signalling amount：The remote signalling amount status information data of slave collection, is uploaded to directly according to communication protocol by RS485 serial ports
Stream apparatus for monitoring power supply.
The content of the invention
For data volume is big when solving the problems, such as that dc source supervising device carries out accident analysis, the readable difference of message, this hair
The bright Virtual test equipment and method of testing for proposing apparatus for monitoring power supply slave failure, is subtracted by flexible configuration slave quantity
Few unrelated message interference, the action logic of each remote signalling amount of multiple moment of the virtual slave of real-time monitoring and corresponding distant metrical information,
Targetedly carry out equipment fault investigation.The technical solution adopted by the present invention is as follows：
A kind of Virtual test equipment of apparatus for monitoring power supply slave failure, including one be used for installation and operation virtual test
The host computer of module, also includes a data storage area in host computer, virtual test module includes six submodules：System configuration
Module, communication module, data input module, data memory module, slave devices malfunction elimination module, data outputting module；
The data storage area, is divided into remote signalling amount data storage area and remote measurement amount data storage area；
The system configuration module, the quantity of the alarm slave for configuring virtual test to be carried out；
The communication module, for setting up between the alarm slave of virtual test to be carried out and the virtual test module
Communication mechanism；
The data input module, it is not distant in the same time for being input into more than 3 of alarm slave of virtual test to be carried out
The action logic of traffic and corresponding distant metrical information；
The data memory module, for the information Store that is input into the data input module to the data storage
Area；
The slave devices malfunction elimination module, carries out virtual computing and investigates out by the data to the data storage area
Alert the failure of slave；
The data outputting module, for the alarm slave devices for checking in out the slave devices malfunction elimination module row
Fail result is displayed in human-computer interaction interface.
Preferably, host computer is notebook or desktop computer.
Preferably, communication module uses CDT91 communication protocols or MODBUS RTU communications protocol or public affairs by RS485 serial ports
Take charge of the internal communication stipulations formulated and set up leading between the alarm slave of virtual test to be carried out and the virtual test module
News mechanism；
Preferably, the data input module is input into 3 not remote signalling in the same time of the alarm slave of virtual test to be carried out
The action logic of amount and corresponding distant metrical information, 3 time intervals not in the same time are 0.5 second.
A kind of virtual measuring method of the Virtual test equipment of apparatus for monitoring power supply slave failure, comprises the following steps：
Step 1, check apparatus for monitoring power supply liquid crystal display from machine information, by the slave title for sending fault warning
Determine to send the slave quantity of fault warning with the address that toggle switch is set；
Apparatus for monitoring power supply is the master control set of DC power system, and the status information of slave can be in strict accordance with specific logical
Letter stipulations are uploaded to apparatus for monitoring power supply by RS485 serial ports.When DC power system breaks down alarm, item meeting is alerted
Shown on apparatus for monitoring power supply liquid crystal display in real time.
The action logic and corresponding remote measurement amount of each slave multiple moment each remote signalling amount of dc source supervising device Real-time Collection
Information.If the function of each slave is not repeated, by checking warning information by clearly determine send fault warning slave name
Claim.If there is the slave of identical function, then the address for being set by toggle switch makes a distinction.Therefore, accused by sending failure
The address that alert slave title and toggle switch are set, it is possible to determine the slave title and slave number for sending fault warning
Amount.
Step 2, by system configuration module, be intended to according to the slave quantity configuration for sending fault warning determined in step 1
Carry out the alarm slave quantity of virtual test；
Step 3, by communication module, it is established that the alarm slave of virtual test to be carried out and the virtual test module it
Between communication mechanism；
The distance at alarm the distance between slave interval according to virtual test to be carried out, virtual test module can once with
Many alarm slaves set up communication carries out virtual test, it is also possible to which setting up communication with alarm slave by platform carries out virtual test；
Step 4, by data input module, be intended to carry out more than 3 of alarm slave of virtual test not in the same time
The action logic of remote signalling amount and corresponding remote measurement amount information input virtual test module；
Preferably, it is intended to carry out 3 of alarm slave of virtual test not remote signalling amounts in the same time by data input module
Action logic and corresponding remote measurement amount information input virtual test module, 3 time intervals not in the same time be 0.5 second；
Step 5, by data memory module, enter data into information categorization that module is input into for remote signalling amount information and distant
Metrical information, and it is respectively stored into the remote signalling amount data storage area and remote measurement amount data storage area of host computer；
Step 6, by slave devices malfunction elimination module, the failure of investigation alarm slave devices；
6-1. sets the regular event logical value of remote signalling amount and preserves to remote signalling amount data storage area, sets under remote measurement amount
Limit threshold value and upper limit threshold and preserve to remote measurement amount data storage area；
The regular event logical value of each remote signalling amount sets according to slave circuit design principle and intelligent substation customer demand；
The lower threshold and upper limit threshold of each remote measurement amount are advised according to Q/GDW576-2010 stations with AC/DC integrated power system technologies
The concerned countries such as model, national grid integration power-supply system current techique specification, DC power system specification and professional standard are advised
Fixed to set, each remote measurement numerical quantity is in the range of lower threshold and upper limit threshold, then be normality threshold；
6-2. extracts alarm more than 3 remote signalling amount data not in the same time of slave from remote signalling amount data storage area, uses
Stagger the time and compare Processing Algorithm, judge whether the action logic of remote signalling amount is normal；
6-2-1. will alert slave more than 3 remote signalling amounts not in the same time action logic value respectively with step 6-1 in
The regular event logical value of the remote signalling amount of setting is compared, if the logical value of the two is identical by more than 3 not in the same time
Remote signalling amount displacement information definition is 0 and stores respectively to remote signalling amount data storage area；If the two logical value difference if by 3 with
On remote signalling amount displacement information definition not in the same time be 1 and to store respectively to remote signalling amount data storage area；
If 6-2-2. more than 3 remote signalling amount displacement information is not 0 in the same time, it is determined that gather the alarm of the remote signalling amount from
Machine is working properly；Otherwise determine that the alarm slave for gathering the remote signalling amount has failure；
6-3. extracts alarm more than 3 distant measurement data not in the same time of slave from remote measurement amount data field, using staggering the time
Compare Processing Algorithm, judge whether the value of remote measurement amount is normal；
6-3-1. will alert slave more than 3 remote measurement values not in the same time respectively with step 6-1 in setting remote measurement
Amount lower threshold and upper limit threshold compare, if more than 3 remote measurement values not in the same time be normal value (i.e. remote measurement value be more than etc.
In remote measurement amount lower threshold or less than or equal to remote measurement amount upper limit threshold), then by its comparative result be defined as 0 and store respectively to
Remote measurement amount data storage area；If more than 3 remote measurement values not in the same time are not that (i.e. remote measurement value is more than in remote measurement amount for normal value
Limit threshold value or less than remote measurement amount lower threshold), then its comparative result is defined as 1 and stored respectively to remote measurement amount data storage
Area；
If more than 3 remote measurement amount comparative result is not 0 to 6-3-2. in the same time, it is determined that gather the alarm of the remote measurement amount from
Machine is working properly；Otherwise determine that the alarm slave for gathering the remote measurement amount has failure；
Step 7, by data outputting module, the screen that slave fault virtual test result includes in host computer will be alerted
On.
Beneficial effect：The invention provides the Virtual test equipment and method of testing of apparatus for monitoring power supply slave failure, use
In analysis DC power system failure cause, unrelated message interference can be reduced by flexible configuration slave quantity, in real time prison
The action logic and corresponding distant metrical information of each remote signalling amount of multiple moment of virtual slave are surveyed, equipment fault is targetedly carried out
Investigation.Construction and attendant can rapidly and efficiently position failure cause to repair failure by visual analyzing, effectively reduce
Or mass data analysis work when avoiding physical fault inspection from positioning.For the work for improving construction maintenance and trouble hunting personnel
Had important practical significance as efficiency.
Brief description of the drawings
Fig. 1 is the flow chart of virtual measuring method of the invention.
Specific embodiment
For explanation technical scheme can be understood, below by a specific embodiment, and its accompanying drawing is combined, it is right
The present invention is illustrated.
A kind of Virtual test equipment of apparatus for monitoring power supply slave failure, including one be used for installation and operation virtual test
The notebook computer of module, also includes a data storage area in notebook computer, virtual test module includes six submodules：
System configuration module, communication module, data input module, data memory module, slave devices malfunction elimination module, data output
Module；
Data storage area, is divided into remote signalling amount data storage area and remote measurement amount data storage area；
System configuration module, the quantity of the alarm slave for configuring virtual test to be carried out；
Communication module, for setting up the communication between the alarm slave of virtual test to be carried out and the virtual test module
Mechanism；Communication module sets up alarm slave and the institute of virtual test to be carried out by RS485 serial ports using CDT91 communication protocols
State the communication mechanism between virtual test module.
Data input module, for being input into the dynamic of 3 of alarm slave of virtual test to be carried out not remote signalling amounts in the same time
Make logic and corresponding distant metrical information, 3 time intervals not in the same time are 0.5 second；
Data memory module, for the information Store that is input into the data input module to the data storage area；
Slave devices malfunction elimination module, carries out virtual computing and investigates out alarm by the data to the data storage area
The failure of slave；
Data outputting module, for the alarm slave devices failure for checking in out the slave devices malfunction elimination module row
Result is displayed in human-computer interaction interface.
As shown in figure 1, a kind of virtual measuring method of the Virtual test equipment of apparatus for monitoring power supply slave failure, including with
Lower step：
Step 1, check apparatus for monitoring power supply liquid crystal display from machine information, by the slave title for sending fault warning
Determine to send the slave quantity of fault warning with the address that toggle switch is set；
Step 2, by system configuration module, be intended to according to the slave quantity configuration for sending fault warning determined in step 1
Carry out the alarm slave quantity of virtual test；
Step 3, by communication module, it is established that the alarm slave of virtual test to be carried out and the virtual test module it
Between communication mechanism；Notebook computer is set up into communication with alarm slave by platform carries out virtual test；
Step 4, by data input module, be intended to carry out 3 remote signalling not in the same time of the alarm slave of virtual test
The action logic of amount and corresponding remote measurement amount information input virtual test module, 3 time intervals not in the same time are 0.5 second；
Step 5, by data memory module, enter data into information categorization that module is input into for remote signalling amount information and distant
Metrical information, and it is respectively stored into the remote signalling amount data storage area and remote measurement amount data storage area of notebook computer；
Step 6, by slave devices malfunction elimination module, the failure of investigation alarm slave devices；
6-1. sets the regular event logical value of remote signalling amount and preserves to remote signalling amount data storage area, sets under remote measurement amount
Limit threshold value and upper limit threshold and preserve to remote measurement amount data storage area；
6-2. extracts alarm slave 3 remote signalling amount data not in the same time from remote signalling amount data storage area, using three times
Stagger the time and compare Processing Algorithm, judge whether the action logic of remote signalling amount is normal；
6-2-1. will alert 1 moment of slave, 2 moment, the remote signalling amount at 3 moment action logic value respectively with step 6-1
The regular event logical value of the remote signalling amount of middle setting is compared, by 1 moment or 2 moment or 3 if the logical value of the two is identical
The remote signalling amount displacement information definition at moment is 0 and stores respectively to remote signalling amount data storage area；If the logical value difference of the two
The remote signalling amount displacement information definition at 1 moment or 2 moment or 3 moment is 1 and stored respectively to remote signalling amount data storage area；
If the moment of 6-2-2. 1,2 moment, 3 moment remote signalling amounts displacement information are 0, it is determined that gather the alarm of the remote signalling amount
Slave is working properly；Otherwise determine that the alarm slave for gathering the remote signalling amount has failure；
6-3. extracts alarm slave 3 distant measurement data not in the same time from remote measurement amount data field, is staggered the time using three times
Compare Processing Algorithm, judge whether the threshold value of remote measurement amount is normal；
6-3-1. will alert 1 moment of slave, 2 moment, 3 moment remote measurement value respectively with step 6-1 in set it is distant
Measurement lower limit threshold value and upper limit threshold compare, if the remote measurement value at 1 moment or 2 moment or 3 moment is normal value (i.e. remote measurement value
More than or equal to remote measurement amount lower threshold or less than or equal to remote measurement amount upper limit threshold), then its comparative result is defined as 0 and difference
Store to remote measurement amount data storage area；If the remote measurement value at 1 moment or 2 moment or 3 moment is not that (i.e. remote measurement value is big for normal value
In remote measurement amount upper limit threshold or less than remote measurement amount lower threshold), then its comparative result is defined as 1 and stored respectively to remote measurement
Amount data storage area；
If the moment of 6-3-2. 1,2 moment, 3 moment remote measurement amount comparative result are 0, it is determined that gather the alarm of the remote measurement amount
Slave is working properly；Otherwise determine that the alarm slave for gathering the remote measurement amount has failure；
Step 7, by data outputting module, the screen that slave fault virtual test result includes in notebook computer will be alerted
On curtain.
In the present embodiment, the function that VB and MCGS platforms realize virtual test module is employed.
Claims (7)
1. the Virtual test equipment of apparatus for monitoring power supply slave failure, it is characterised in that be used for installation and operation including empty
Intend the host computer of test module, a data storage area is also included in the host computer, the virtual test module includes six
Submodule：System configuration module, communication module, data input module, data memory module, slave devices malfunction elimination module,
Data outputting module；
The data storage area, is divided into remote signalling amount data storage area and remote measurement amount data storage area；
The system configuration module, the quantity of the alarm slave for configuring virtual test to be carried out；
The communication module, for setting up the communication between the alarm slave of virtual test to be carried out and the virtual test module
Mechanism；
The data input module, for being input into more than 3 of alarm slave of virtual test to be carried out not remote signalling amounts in the same time
Action logic and corresponding distant metrical information；
The data memory module, for the information Store that is input into the data input module to the data storage area；
The slave devices malfunction elimination module, carries out virtual computing and investigates out alarm by the data to the data storage area
The failure of slave；
The data outputting module, for the alarm slave devices failure for checking in out the slave devices malfunction elimination module row
Result is displayed in human-computer interaction interface.
2. the Virtual test equipment of apparatus for monitoring power supply slave failure according to claim 1, it is characterised in that on described
Position machine is notebook or desktop computer.
3. the Virtual test equipment of apparatus for monitoring power supply slave failure according to claim 1, it is characterised in that described logical
The internal communication that news module is formulated by RS485 serial ports using CDT91 communication protocols or MODBUS RTU communications protocol or company
Stipulations set up the communication mechanism between the alarm slave of virtual test to be carried out and the virtual test module.
4. the Virtual test equipment of apparatus for monitoring power supply slave failure according to claim 1, it is characterised in that the number
The 3 not action logic of remote signalling amount and corresponding remote measurements in the same time of the alarm slave of virtual test to be carried out are input into according to input module
Amount information, 3 time intervals not in the same time are 0.5 second.
5. the test side of the Virtual test equipment of the apparatus for monitoring power supply slave failure according to any one of claims 1 to 3
Method, it is characterised in that comprise the following steps：
Step 1, check apparatus for monitoring power supply liquid crystal display from machine information, by sending the slave title of fault warning and dialling
The address that code switch is set determines to send the slave quantity of fault warning；
Step 2, by system configuration module, be intended to carry out according to the slave quantity configuration for sending fault warning determined in step 1
The alarm slave quantity of virtual test；
Step 3, by communication module, it is established that virtual test to be carried out alarm slave and the virtual test module between
Communication mechanism；
Step 4, by data input module, be intended to carry out more than 3 remote signalling not in the same time of the alarm slave of virtual test
The action logic of amount and corresponding remote measurement amount information input virtual test module；
Step 5, by data memory module, it is remote signalling amount information and remote measurement amount to enter data into the information categorization that module is input into
Information, and it is respectively stored into the remote signalling amount data storage area and remote measurement amount data storage area of host computer；
Step 6, by slave devices malfunction elimination module, the failure of investigation alarm slave devices；
6-1. sets the regular event logical value of remote signalling amount and preserves the lower limit threshold that remote measurement amount is set to remote signalling amount data storage area
Value and upper limit threshold and preservation are to remote measurement amount data storage area；
6-2. extracts alarm more than 3 remote signalling amount data not in the same time of slave from remote signalling amount data storage area, using staggering the time
Compare Processing Algorithm, judge whether the action logic of remote signalling amount is normal；
The action logic value that 6-2-1. will alert more than 3 remote signalling amounts not in the same time of slave is set with step 6-1 respectively
The regular event logical value of remote signalling amount be compared, by more than 3 remote signalling not in the same time if the logical value of the two is identical
Quantitative change position information definition is 0 and stores respectively to remote signalling amount data storage area；If the logical value difference of the two by more than 3 not
Remote signalling amount displacement information definition in the same time is 1 and stores respectively to remote signalling amount data storage area；
If more than 3 remote signalling amount displacement information is not 0 to 6-2-2. in the same time, it is determined that gather the alarm slave work of the remote signalling amount
Make normal；Otherwise determine that the alarm slave for gathering the remote signalling amount has failure；
6-3. extracts alarm more than 3 distant measurement data not in the same time of slave from remote measurement amount data field, is compared using staggering the time
Processing Algorithm, judges whether the value of remote measurement amount is normal；
6-3-1. will alert slave more than 3 remote measurement values not in the same time respectively with step 6-1 in setting remote measurement amount under
Limit threshold value and upper limit threshold compare, if more than 3 remote measurement values not in the same time are normal value, its comparative result are defined as
0 and store respectively to remote measurement amount data storage area；If more than 3 remote measurement values not in the same time are not normal values, compared
Relatively result is defined as 1 and stores respectively to remote measurement amount data storage area；
If more than 3 remote measurement amount comparative result is not 0 to 6-3-2. in the same time, it is determined that gather the alarm slave work of the remote measurement amount
Make normal；Otherwise determine that the alarm slave for gathering the remote measurement amount has failure；
Step 7, by data outputting module, alarm slave fault virtual test result is included on the screen of host computer.
6. method of testing according to claim 5, it is characterised in that when setting up communication mechanism in the step 3, according to desire
The distance at the distance between the alarm slave of virtual test interval is carried out, virtual test module once can build with many alarm slaves
Vertical communication carries out virtual test, it is also possible to which setting up communication with alarm slave by platform carries out virtual test.
7. method of testing according to claim 5, it is characterised in that in the step 4 data input module input be intended into
The alarm 3 of slave of row the virtual test not action logic of remote signalling amount and corresponding distant metrical information in the same time, 3 not in the same time
Time interval be 0.5 second.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112556750A (en) * | 2020-11-30 | 2021-03-26 | 薛峰 | Function detection method of cluster measurement and control device |
| CN114095392A (en) * | 2021-12-02 | 2022-02-25 | 深圳市光网视科技有限公司 | Communication power supply monitoring method and system based on Internet of things |
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| CN102290864A (en) * | 2011-08-17 | 2011-12-21 | 航天科工深圳（集团）有限公司 | Method and device for implementing virtual load management terminal |
| CN103576027A (en) * | 2013-11-04 | 2014-02-12 | 安徽鑫龙电器股份有限公司 | Debug method based on substation integrated automation and relaying protection system integration |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102290864A (en) * | 2011-08-17 | 2011-12-21 | 航天科工深圳（集团）有限公司 | Method and device for implementing virtual load management terminal |
| CN103576027A (en) * | 2013-11-04 | 2014-02-12 | 安徽鑫龙电器股份有限公司 | Debug method based on substation integrated automation and relaying protection system integration |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112556750A (en) * | 2020-11-30 | 2021-03-26 | 薛峰 | Function detection method of cluster measurement and control device |
| CN114095392A (en) * | 2021-12-02 | 2022-02-25 | 深圳市光网视科技有限公司 | Communication power supply monitoring method and system based on Internet of things |
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