CN106776193B - The virtual measuring method of apparatus for monitoring power supply slave failure - Google Patents
The virtual measuring method of apparatus for monitoring power supply slave failure Download PDFInfo
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- CN106776193B CN106776193B CN201611240258.4A CN201611240258A CN106776193B CN 106776193 B CN106776193 B CN 106776193B CN 201611240258 A CN201611240258 A CN 201611240258A CN 106776193 B CN106776193 B CN 106776193B
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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
Abstract
The invention discloses a kind of virtual measuring methods of apparatus for monitoring power supply slave failure, the host computer of installation and operation virtual test module is used for including one, virtual test module to include 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 operation and judgement by the action logic and distant metrical information of the alarm slave remote signalling amount to input, checks out alarm slave devices with the presence or absence of failure, and be shown on the screen of host computer.The present invention reduces unrelated message interference by flexible configuration slave quantity, the action logic of the remote signalling amount of 3 or more different moments of virtual alert slave and distant metrical information, equipment fault investigation is targetedly carried out, the working efficiency for improving construction maintenance and trouble hunting personnel has realistic meaning.
Description
Technical field
The invention belongs to intelligent substation fields of automation technology, and in particular to apparatus for monitoring power supply slave failure it is virtual
Test method.
Background technique
DC power supply monitoring device as DC power system master control set, can by MODBUS, CDT specification by telemetering,
Remote signalling information uploads total monitoring device and backstage, and slave is respectively run to DC power system and important switching device state carries out in fact
When inquire and management control, without permission after operation, parameter disapproves random change.The failure that DC power supply monitoring device issues
Alarm source mainly has: (1) after the operation of DC power supply monitoring device, because parameter setting is incorrect, generating and accidentally alert.(2) direct current
Apparatus for monitoring power supply database variable attribute configuration mistake is generated and is accidentally alerted.(3) slave long-play, itself component damage
It is bad, it generates and accidentally alerts.(4) action logic and corresponding telemetering amount information input signal of each remote signalling amount of slave acquisition are abnormal,
The normal fault warning generated.Since DC power system working electromagnet environment is complicated, some failures are often generated, failure is come
Source analysis is complicated, is usually not easy to check.
Currently, DC power supply monitoring device carries out system failure alarm and failure logging, number by modes such as item alarms
Closely related according to refresh rate and the slave number of units that is articulated on apparatus for monitoring power supply, slave upload information when the error occurs, is led to
The mode for capturing message is crossed, accident analysis is carried out, data volume is big, and message is readable poor, is not easy to construction and maintenance personnel carries out
Accident analysis and investigation.
The invention proposes the Virtual test equipment and test method of apparatus for monitoring power supply slave failure, purpose is exactly to pass through
Flexible configuration slave quantity reduces unrelated message interference, reduces the message data amount of reading, when solving apparatus for monitoring power supply communication
Between it is long, message data amount is big the disadvantages of, targetedly carry out equipment fault investigation.The principle of flexible configuration slave is according to electricity
Source monitoring device warning information, determine issue warning information slave quantity, carry out slave quantity configuration with shorten communication time,
Reduce message data amount.Then the action logic of each slave and corresponding telemetering amount letter in DC power system failure process are emulated
Breath, quickly and efficiently analyze DC power system failure cause, it is determined that DC current monitoring device fault misdescription still from
The fault warning that machine and switching device failure cause.The present invention has important application value, and construction and maintenance personnel can incite somebody to action
The virtual measuring method of apparatus for monitoring power supply slave failure is applied to the substation of 10kV--1000kV voltage class, large, medium and small
System operation event is searched conducive to construction and maintenance personnel in power plant, the enterprises such as coal mine, petrochemical industry substation's station power source system field
Barrier shortens the malfunction elimination time, provides a reliable guarantee for the reliability service of DC power system.
It is the explanation of some specific terms used herein arrived below:
Apparatus for monitoring power supply: the control of power-supply system, higher management collect power module, insulation monitoring device, battery and patrol
Various data, the working condition of the subordinate equipments such as checking device, are shown after being handled, according to the various setting parameters of system
It is alarmed, troubleshooting, historical data management, realizes the 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 the output parameter of power module is adjusted in equal floating charge control；
The communication with background computer is realized by communication interface.
Slave: the device that apparatus for monitoring power supply is managed it and controls.
Telemetering amount: the distant measurement data of slave acquisition is uploaded to DC power supply prison by RS485 serial ports according to communication protocol
Control device.
Remote signalling amount: the remote signalling amount status information data of slave acquisition is uploaded to directly according to communication protocol by RS485 serial ports
Flow apparatus for monitoring power supply.
Summary of the invention
Data volume is big when to solve the problems, such as that DC power supply monitoring device carries out accident analysis, message is readable poor, this hair
It is bright to propose the Virtual test equipment and test method of apparatus for monitoring power supply slave failure, 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 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, and 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 telemetering 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 establishing between the alarm slave of virtual test to be carried out and the virtual test module
Communication mechanism；
The data input module, it is distant for inputting 3 or more the different moments of alarm slave of virtual test to be carried out
The action logic of traffic and corresponding distant metrical information；
The data memory module, the information storage for being inputted the data input module are stored to the data
Area；
The slave devices malfunction elimination module carries out virtual operation by the data to the data storage area and checks out
Alert the failure of slave；
The data outputting module, for the slave devices malfunction elimination module to be checked the alarm slave devices obtained
Fail result is shown in human-computer interaction interface.
Preferably, host computer is notebook or desktop computer.
Preferably, communication module uses CDT91 communication protocol or MODBUS RTU communications protocol or public affairs by RS485 serial ports
The internal communication specification that department formulates is set up logical between the alarm slave of virtual test to be carried out and the virtual test module
News mechanism；
Preferably, the data input module inputs 3 different moments remote signalling of the alarm slave of virtual test to be carried out
The action logic of amount and corresponding distant metrical information, the time interval of 3 different moments are 0.5 second.
A kind of virtual measuring method of apparatus for monitoring power supply slave failure, comprising the following steps:
Step 1, the slave machine information for checking apparatus for monitoring power supply liquid crystal display, by the slave title for issuing fault warning
The slave quantity for issuing fault warning is determined with the address of toggle switch setting；
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
Believe that specification is uploaded to apparatus for monitoring power supply by RS485 serial ports.When DC power system, which breaks down, to be alerted, item meeting is alerted
It is shown on apparatus for monitoring power supply liquid crystal display in real time.
DC power supply monitoring device acquire in real time each remote signalling amount of each slave multiple moment action logic and corresponding telemetering amount
Information.If the function of each slave does not repeat, by checking that warning information can clearly determine the slave name of sending fault warning
Claim.If there is the slave of identical function, then distinguished by the address that toggle switch is arranged.Therefore, it is accused by issuing failure
The address of alert slave title and toggle switch setting, so that it may determine to issue the slave title and slave number of fault warning
Amount.
Step 2 passes through system configuration module, is intended to according to the slave quantity configuration of the sending fault warning determined in step 1
Carry out the alarm slave quantity of virtual test；
Step 3 passes through 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；
According to the distance at alarm the distance between slave interval of virtual test to be carried out, virtual test module can once with
More alarm slaves establish communication and carry out virtual test, can also establish communication by platform and alarm slave and carry out virtual test；
Step 4 passes through data input module, is intended to carry out 3 or more different moments of the alarm slave of virtual test
The action logic of remote signalling amount and corresponding telemetering amount information input virtual test module；
Preferably, it is intended to carry out 3 different moments remote signalling amounts of the alarm slave of virtual test by data input module
Action logic and corresponding telemetering amount information input virtual test module, the time intervals of 3 different moments be 0.5 second；
Step 5, by data memory module, it is remote signalling amount information and distant for entering data into the information categorization that module is inputted
Metrical information, and it is respectively stored into the remote signalling amount data storage area and telemetering amount data storage area of host computer；
Step 6 passes through slave devices malfunction elimination module, the failure of investigation alarm slave devices；
6-1. is arranged the regular event logical value of remote signalling amount and saves to remote signalling amount data storage area, is arranged under telemetering amount
It limits threshold value and upper limit threshold and saves to telemetering amount data storage area；
The regular event logical value of each remote signalling amount is set according to slave circuit design principle and intelligent substation customer demand；
The lower threshold and upper limit threshold of each telemetering amount are advised according to the station Q/GDW576-2010 AC/DC integrated power system technologies
The concerned countries such as model, national grid integration power-supply system general technology specification, DC power system specification and professional standard rule
Fixed to be arranged, each telemetering numerical quantity is within the scope of lower threshold and upper limit threshold, then is normality threshold；
6-2. extracts the remote signalling amount data of alarm slave 3 or more different moments from remote signalling amount data storage area, uses
It staggers the time and compares Processing Algorithm, judge whether the action logic of remote signalling amount is normal；
6-2-1. will alert the action logic value of the remote signalling amount of 3 or more different moments of slave respectively and in step 6-1
The regular event logical value of the remote signalling amount of setting is compared, by 3 or more different moments if the logical value of the two is identical
Remote signalling amount displacement information is defined as 0 and is stored respectively to remote signalling amount data storage area；If the logical value difference of the two by 3 with
The remote signalling amount displacement information of upper different moments is defined as 1 and is stored respectively to remote signalling amount data storage area；
If 6-2-2. 3 or more different moments remote signalling amounts displacement information are 0, it is determined that acquire the alarm of the remote signalling amount from
Machine is working properly；Otherwise there are failures for the i.e. determining alarm slave for acquiring the remote signalling amount；
6-3. extracts the distant measurement data of slave 3 or more different moments of alarm from telemetering amount data field, using staggering the time
Compare Processing Algorithm, judges whether the value of telemetering amount is normal；
6-3-1. by the telemetering magnitude for alerting 3 or more different moments of slave respectively with the telemetering that is arranged in step 6-1
Amount lower threshold and upper limit threshold compare, if the telemetering magnitude of 3 or more different moments be normal value (i.e. telemetering magnitude be greater than etc.
In telemetering amount lower threshold or be less than or equal to telemetering amount upper limit threshold), then its comparison result is defined as 0 and store respectively to
Telemetering amount data storage area；If the telemetering magnitude of 3 or more different moments is not that (i.e. telemetering magnitude is greater than in telemetering amount normal value
Limit threshold value or be less than telemetering amount lower threshold), then its comparison result is defined as 1 and is stored respectively to distant measurement data to store
Area；
If 6-3-2. 3 or more different moments telemetering amount comparison results are 0, it is determined that acquire the alarm of the telemetering amount from
Machine is working properly；Otherwise there are failures for the i.e. determining alarm slave for acquiring the telemetering amount；
Step 7 passes through data outputting module, and alarm slave fault virtual test result is shown the screen in host computer
On.
The utility model has the advantages that the present invention provides the virtual measuring methods of apparatus for monitoring power supply slave failure, for analyzing direct current
Power system failure reason can reduce unrelated message interference, the virtual slave of real-time monitoring by flexible configuration slave quantity
Each remote signalling amount of multiple moment action logic and corresponding distant metrical information, targetedly carry out equipment fault investigation.Construction
With maintenance personnel rapidly and efficiently positioning failure reason reality can be effectively reduced or avoided to repair failure by visual analyzing
Mass data when trouble shooting positions analyzes work.Working efficiency for improving construction maintenance and trouble hunting personnel has
Important realistic meaning.
Detailed description of the invention
Fig. 1 is the flow chart of virtual measuring method of the invention.
Specific embodiment
Illustrate technical solution of the present invention for that can understand, below by a specific embodiment, and combines its attached drawing, 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 laptop of module also includes a data storage area in laptop, and 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 telemetering amount data storage area；
System configuration module, the quantity of the alarm slave for configuring virtual test to be carried out；
Communication module, the communication for establishing 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 protocol
State the communication mechanism between virtual test module.
Data input module, 3 different moments remote signalling amounts of the alarm slave for inputting virtual test to be carried out are moved
Make logic and corresponding distant metrical information, the time interval of 3 different moments is 0.5 second；
Data memory module, the information for being inputted the data input module are stored to the data storage area；
Slave devices malfunction elimination module is checked out by the virtual operation of data progress to the data storage area and is alerted
The failure of slave；
Data outputting module, for the slave devices malfunction elimination module to be checked the alarm slave devices failure obtained
As the result is shown in human-computer interaction interface.
As shown in Figure 1, a kind of virtual measuring method of apparatus for monitoring power supply slave failure, comprising the following steps:
Step 1, the slave machine information for checking apparatus for monitoring power supply liquid crystal display, by the slave title for issuing fault warning
The slave quantity for issuing fault warning is determined with the address of toggle switch setting；
Step 2 passes through system configuration module, is intended to according to the slave quantity configuration of the sending fault warning determined in step 1
Carry out the alarm slave quantity of virtual test；
Step 3 passes through 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；Laptop is established into communication by platform and alarm slave and carries out virtual test；
Step 4 passes through data input module, is intended to carry out the remote signalling of 3 different moments of the alarm slave of virtual test
The action logic of amount and corresponding telemetering amount information input virtual test module, the time interval of 3 different moments are 0.5 second；
Step 5, by data memory module, it is remote signalling amount information and distant for entering data into the information categorization that module is inputted
Metrical information, and it is respectively stored into the remote signalling amount data storage area and telemetering amount data storage area of laptop；
Step 6 passes through slave devices malfunction elimination module, the failure of investigation alarm slave devices；
6-1. is arranged the regular event logical value of remote signalling amount and saves to remote signalling amount data storage area, is arranged under telemetering amount
It limits threshold value and upper limit threshold and saves to telemetering amount data storage area；
6-2. extracts the remote signalling amount data of alarm 3 different moments of slave from remote signalling amount data storage area, using three times
It staggers the time and compares Processing Algorithm, judge whether the action logic of remote signalling amount is normal；
6-2-1. will alert the action logic value at 1 moment of slave, the remote signalling amount at 2 moment, 3 moment 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 at moment is defined as 0 and is stored respectively to remote signalling amount data storage area；If the logical value difference of the two
The remote signalling amount at 1 moment or 2 moment or 3 moment displacement information is defined as 1 and is stored respectively to remote signalling amount data storage area；
If 1 moment of 6-2-2., 2 moment, 3 moment remote signalling amounts displacement information are 0, it is determined that acquire the alarm of the remote signalling amount
Slave is working properly；Otherwise there are failures for the i.e. determining alarm slave for acquiring the remote signalling amount；
6-3. extracts the distant measurement data of alarm 3 different moments of slave from telemetering amount data field, using staggering the time three times
Compare Processing Algorithm, judges whether the threshold value of telemetering amount is normal；
6-3-1. by 1 moment for alerting slave, 2 moment, 3 moment telemetering magnitude respectively be arranged in step 6-1 it is distant
Measurement lower limit threshold value and upper limit threshold compare, if the telemetering magnitude at 1 moment or 2 moment or 3 moment is normal value (i.e. telemetering magnitude
More than or equal to telemetering amount lower threshold or it is less than or equal to telemetering amount upper limit threshold), then its comparison result is defined as 0 and difference
It stores to telemetering amount data storage area；If the telemetering magnitude at 1 moment or 2 moment or 3 moment is not that (i.e. telemetering magnitude is big for normal value
In telemetering amount upper limit threshold or it is less than telemetering amount lower threshold), then its comparison result is defined as 1 and is stored respectively to telemetering
Measure data storage area；
If 1 moment of 6-3-2., 2 moment, 3 moment telemetering amount comparison result are 0, it is determined that acquire the alarm of the telemetering amount
Slave is working properly；Otherwise there are failures for the i.e. determining alarm slave for acquiring the telemetering amount；
Step 7 passes through data outputting module, and alarm slave fault virtual test result is shown the screen in laptop
On curtain.
In the present embodiment, the function of virtual test module is realized using VB and MCGS platform.
Claims (3)
1. the virtual measuring method of apparatus for monitoring power supply slave failure, which comprises the following steps:
Step 1, the slave machine information for checking apparatus for monitoring power supply liquid crystal display, by issuing the slave title of fault warning and dialling
The address of code switch setting determines the slave quantity for issuing fault warning；
Step 2 passes through system configuration module, is intended to carry out according to the slave quantity configuration of the sending fault warning determined in step 1
The alarm slave quantity of virtual test；
Step 3 passes through communication module, it is established that the communication between the alarm slave and virtual test module of virtual test to be carried out
Mechanism；
Step 4 passes through data input module, is intended to carry out the remote signalling of 3 or more different moments of the alarm slave of virtual test
Virtual test module described in the action logic of amount and corresponding telemetering amount information input；
Step 5 passes through data memory module, and entering data into the information categorization that module is inputted is remote signalling amount information and telemetering amount
Information, and it is respectively stored into the remote signalling amount data storage area and telemetering amount data storage area of host computer；
Step 6 passes through slave devices malfunction elimination module, the failure of investigation alarm slave devices；
6-1. is arranged the regular event logical value of remote signalling amount and saves to remote signalling amount data storage area, and the lower limit threshold of telemetering amount is arranged
Value and upper limit threshold are simultaneously saved to telemetering amount data storage area；
6-2. extracts the remote signalling amount data of slave 3 or more different moments of alarm from remote signalling amount data storage area, using staggering the time
Compare Processing Algorithm, judges whether the action logic of remote signalling amount is normal；
The action logic value for the remote signalling amount for alerting 3 or more different moments of slave is arranged with step 6-1 6-2-1. respectively
The regular event logical value of remote signalling amount be compared, by the remote signalling of 3 or more different moments if the logical value of the two is identical
Quantitative change position information is defined as 0 and is stored respectively to remote signalling amount data storage area；If the logical value difference of the two no by 3 or more
Remote signalling amount displacement information in the same time is defined as 1 and is stored respectively to remote signalling amount data storage area；
If 6-2-2. 3 or more different moments remote signalling amount displacement information are 0, it is determined that acquire the alarm slave work of the remote signalling amount
Make normal；Otherwise there are failures for the i.e. determining alarm slave for acquiring the remote signalling amount；
6-3. extracts the distant measurement data of alarm slave 3 or more different moments from telemetering amount data field, is compared using staggering the time
Processing Algorithm judges whether the value of telemetering amount is normal；
6-3-1. is by the telemetering magnitude for alerting 3 or more different moments of slave respectively and under the telemetering amount that is arranged in step 6-1
Limit threshold value and upper limit threshold compare, if the telemetering magnitude of 3 or more different moments is normal value, its comparison result is defined as
It 0 and is stored respectively to telemetering amount data storage area；If the telemetering magnitude of 3 or more different moments is not normal value, compared
Relatively result is defined as 1 and is stored respectively to telemetering amount data storage area；
If 6-3-2. 3 or more different moments telemetering amount comparison results are 0, it is determined that acquire the alarm slave work of the telemetering amount
Make normal；Otherwise there are failures for the i.e. determining alarm slave for acquiring the telemetering amount；
Step 7 passes through data outputting module, and alarm slave fault virtual test result is shown on the screen of host computer.
2. the virtual measuring method of apparatus for monitoring power supply slave failure according to claim 1, which is characterized in that the step
When establishing communication mechanism in rapid 3, according to the distance at the distance between the alarm slave of virtual test to be carried out interval, virtual test
Module once can establish communication with more alarm slaves and carry out virtual test, can also establish communication by platform and alarm slave and carry out
Virtual test.
3. the virtual measuring method of apparatus for monitoring power supply slave failure according to claim 1, which is characterized in that the step
In rapid 4 data input module input 3 different moments remote signalling amounts of the alarm slave of virtual test to be carried out action logic and
Corresponding distant metrical information, the time interval of 3 different moments are 0.5 second.
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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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| 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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