CN107402335A - A kind of offline calibration equipment of backup auto-activating device and method - Google Patents
A kind of offline calibration equipment of backup auto-activating device and method Download PDFInfo
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- CN107402335A CN107402335A CN201710581543.0A CN201710581543A CN107402335A CN 107402335 A CN107402335 A CN 107402335A CN 201710581543 A CN201710581543 A CN 201710581543A CN 107402335 A CN107402335 A CN 107402335A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
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- Environmental & Geological Engineering (AREA)
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Abstract
The invention discloses a kind of offline calibration equipment of backup auto-activating device and method, equipment includes host computer and test device, host computer and test device communication connection；Test device includes main control module, signal acquisition module, outlet loop, and signal acquisition module, outlet loop are connected with main control module respectively；Host computer is provided with verification software, and verification software includes following module：The initial powering mode setup module of electric substation is used for the initial power supply mode that electric substation is set according to the verification situation of reality；Treat that simulated failure selecting module is used to select fault type to be simulated, and control signal corresponding to output；Check results logging modle is used to record check results.The present invention solves the problems, such as the operating maintenance of live backup auto-activating device, and realizing can allow to be rapidly completed the verifying work of various prepared auto restart logics in the time in skylight point, and not influence live primary equipment, so as to improve railway power system security, reliability.
Description
Technical field
The present invention relates to the inspection field of backup auto-activating device, and in particular to a kind of offline calibration equipment of backup auto-activating device and
Corresponding method of calibration.
Background technology
Tractive power supply system is first order load, is both needed to pass through backup auto-activating device in transformer fault and incoming power decompression
Quick service restoration is realized, meets the requirement of railway transportation.Backup auto-activating device is important as tractive power supply system reliable power supply
Equipment, in the process of running due to more than interface, it is necessary to have a power failure test and test it is complicated, in busy trunk lines it is difficult to provide the survey of abundance
The time is tried, simultaneously because lacking special tester, current means of testing is also very backward.
24 kinds of failures such as inlet wire of substation decompression, main transformer grave gas, pressure release, temperature II sections can cause backup auto-activating device
Start, system is cut.Because action logic is different, need 24 kinds of failures of simulation could all standby electricities of complete checks in experiment at present
From throw sequence, and backup auto-activating device can only could be tested in complete have a power failure.It is high because general fast railway skylight point is seldom
Fast railway night increases motor-car skylight point and reduced, and the maintenance and experiment of transformer cannot be guaranteed the cycle, and take a large amount of days
Even if completing the verification task of backup auto-activating device reluctantly in the case of window point, also can therefore have impact on other equipment maintenance and
Experiment.Most of electric substation can only cut one, two backup power automatic switching function school of time completion within a time between overhauls(TBO) using main transformer
Test, most of backup power automatic switching function is in nonserviceable.
Still belong to blank currently for the automated test device of rail traction power supply backup auto-activating device, therefore, for traction
Power demands, development meet traction substation, switching station, AT institutes backup auto-activating device ATE, are greatly improved scene
Automatic test is horizontal, while can also greatly improve the operating efficiency of on-the-spot test.
The content of the invention
In view of the shortcomings of the prior art, the present invention is intended to provide a kind of offline calibration equipment of backup auto-activating device and method, solution
The operating maintenance problem of certainly live backup auto-activating device, realization can be rapidly completed various prepared auto restarts within the skylight point permission time and patrol
The verifying work collected, and live primary equipment is not influenceed, so as to improve railway power system security, reliability.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of offline calibration equipment of backup auto-activating device, includes host computer and test device；
The test device includes main control module, signal acquisition module, outlet loop；
The main control module includes CPU module and communication module, and the CPU module is connected to the signal acquisition module
And outlet loop, and be connected by communication module with the upper machine communication；The CPU module uses SPI communication modes and DAC
Module is connected, and the DAC module is connected with high pressure amplifier module, the high pressure amplifier module and the signal of backup auto-activating device to be measured
Input port connects；
The signal acquisition module is used to gather the DC control signal that backup auto-activating device to be measured provides, and passes through debounce, drop
Pressure, there is provided gather On-off signal to CPU module；
The outlet loop is mainly made up of passive relay, and CPU module controls the adhesive of passive relay, so as to externally
Provide the Bitwise of switch；
The host computer is provided with verification software, and the verification software includes following module：
The initial powering mode setup module of electric substation：The power transformation being based on is verified for needing to set according to the verification of reality
The initial power supply mode of institute；
Treat simulated failure selecting module：For selecting fault type to be simulated according to the verification of reality, and export correspondingly
Control signal；
Check results logging modle：For storing the check results of test device feedback.
Further, the test device also includes alternating voltage output loop, mainly by power module and alternating voltage
Output module forms, wherein, all parts of the power module by the AC220V Power converts of outside input for test device
More the grade alternating voltages or DC voltage needed, alternating voltage output module are connected to the CPU module, and output 0~
100V alternating voltages.
Further, the signal acquisition module includes signal input interface, optocoupler and signal output interface, the signal
Input interface connects the signal output of backup auto-activating device to be measured, and the optocoupler is defeated by the signal output of backup auto-activating device to be measured
The high pressure 220VDC signals gone out are converted to low-voltage signal, and are exported by signal output interface, the signal output interface connection
In the CPU module.
The method for carrying out the verification of backup auto-activating device inlet wire decompression using the offline calibration equipment of above-mentioned backup auto-activating device, including such as
Lower step：
The inlet wire that S1 is verified as needed, power transformation is set by the initial powering mode setup module of electric substation at host computer
The initial power supply mode of institute, including the inlet wire to be used and power supply main transformer；
S2 treats that inlet wire no-voltage fault corresponding to the selection of simulated failure selecting module is simulated described, corresponding to host computer output
Control signal is to test device；
After the CPU module of S3 test devices receives control signal by communication module, this is generated according to control signal and entered
The signal of line decompression is simultaneously exported to backup auto-activating device to be measured；After backup auto-activating device to be measured receives the signal：
If backup auto-activating device to be measured successfully starts up, it can generate to disconnect existing service entrance switch and switch another inlet wire and hold
The control sub-signal of pass and control are closed signal and transmitted to signal acquisition module, and the signal acquisition module collects the control sub-signal
Signal, which is closed, with control and is converted into low-voltage signal transmits to the main control module, the main control module control outlet loop
Passive breaker generation act and send to host computer, the action letter of check results memory module record test system
Breath；
If not occurring to control sub-signal and signal being closed in control, i.e., backup auto-activating device to be measured starts failure, then host computer is made
Prompting, the reason for administrative staff find out unsuccessfully.
The method for carrying out backup auto-activating device power transformation fault verification using the offline calibration equipment of above-mentioned backup auto-activating device, including such as
Lower step：
The main transformer that S1 is verified as needed, power transformation is set by the initial powering mode setup module of electric substation at host computer
The initial power supply mode of institute, including the inlet wire to be used and power supply main transformer；
S2 treats main transformer fault simulation corresponding to the selection of simulated failure selecting module described, is controlled corresponding to host computer output
Signal is to test device；
After the main control module of S3 test devices receives control signal by communication module, generated and led according to control signal
Become fault-signal and export to backup auto-activating device to be measured, after backup auto-activating device to be measured receives main transformer fault-signal：
If backup auto-activating device successfully starts up, it can generate and disconnect existing main transformer switch and close another main transformer switch
Control sub-signal and signal is closed in control, and transmit to signal acquisition module, the signal acquisition module collects the control sub-signal
Signal, which is closed, with control and is converted into low-voltage signal transmits to the main control module, the main control module control outlet loop
Passive breaker generation act and send to host computer, the action letter of check results memory module record test system
Breath；
If not occurring to control sub-signal and signal being closed in control, i.e. backup auto-activating device starts failure, then host computer makes prompting,
The reason for administrative staff find out unsuccessfully.
The beneficial effects of the present invention are：Solves the problems, such as the operating maintenance of live backup auto-activating device, realization can be in skylight
Point allows to be rapidly completed the verifying work of various prepared auto restart logics in the time, and does not influence live primary equipment, so as to improve
Railway power system security, reliability.
Brief description of the drawings
Fig. 1 is the upper computer software configuration diagram of the present invention.
Fig. 2 is the internal structure schematic diagram of the present invention.
Fig. 3 is the applicable typical railroad primary wiring of transformer substation schematic diagram of the present invention.
Fig. 4 is the flow chart that the present invention enters the verification of line of travel decompression；
Fig. 5 is the flow chart that the present invention carries out main transformer fault verification.
Embodiment
Below with reference to accompanying drawing, the invention will be further described, it is necessary to which explanation, the present embodiment is with this technology side
Premised on case, detailed embodiment and specific operating process are given, but protection scope of the present invention is not limited to this reality
Apply example.
A kind of offline calibration equipment of backup auto-activating device, includes host computer and test device；
The test device includes main control module, signal acquisition module, outlet loop；
The main control module includes CPU module and communication module, and the CPU module is connected to the signal acquisition module
And outlet loop, and be connected by communication module with the upper machine communication；The CPU module uses SPI communication modes and DAC
Module is connected, and the DAC module is connected with high pressure amplifier module, the high pressure amplifier module and the signal of backup auto-activating device to be measured
Input port connects；
The signal acquisition module is used to gather the DC control signal that backup auto-activating device to be measured provides, and passes through debounce, drop
Pressure, there is provided gather On-off signal to CPU module；
The outlet loop is mainly made up of passive relay, and CPU module controls the adhesive of passive relay, so as to externally
Provide the Bitwise of switch；
As shown in figure 1, the host computer is provided with verification software, the verification software includes following module：
The initial powering mode setup module of electric substation：The power transformation being based on is verified for needing to set according to the verification of reality
The initial power supply mode of institute；
Treat simulated failure selecting module：For selecting fault type to be simulated according to the verification of reality, and export correspondingly
Control signal；
Check results logging modle：For storing the check results of test device feedback.
Specifically, can be edited out in host computer needs main transformer wiring diagram corresponding to the backup auto-activating device tested (such as
Shown in Fig. 3), and configure switch parameter and generation switch motion logic accordingly and send into test device.
Typical railroad main transformer wiring diagram is illustrated in figure 3, ensures the reliable power supply of railway power supply circuit by two-way inlet wire.Just
In the case of often, all disconnecting switch of inlet wire, breaker closing, the road main transformer are run all the way, and the road inlet wire is powering mode；It is another
All disconnecting switch of road inlet wire, breaker are opened, and the road main transformer is not run, and the road is standby mode.Once run inlet wire hair
Raw failure, backup auto-activating device can disconnect all disconnecting switch of failure inlet wire, breaker automatically, and standby by programmed logic closure
All disconnecting switch of circuit, breaker, reach excision failure and enter kind of thread elements, ensure the purpose of railway uninterrupted power supply, and be
The maintenance of failure electrical equipment creates safer, loose condition.
Main transformer wiring diagram and test program can also be associated, when host computer obtains the feedback result of test device
When, result directly also is directly displayed out on main transformer wiring diagram, such as each switch BI, BO state.
As shown in Fig. 2 the internal module of the test device uses preceding connect-disconnect structure.Wherein, B1, B2, B3, B4, B5, B6
For internal printed board plate, by the way of preceding plug, it is fixed on bus bar plate.Wherein, BI is master board part, is equipped with CPU
Module and communication module.CPU running gear embedded programs, control the normal operation of modules；Communication module provide with it is upper
The real-time information interaction of position machine software.B2, B3 plate are signal acquisition module, can gather backup auto-activating device to be measured provide it is straight
Flow control signals, pass through debounce, decompression, there is provided gather On-off signal to CPU module.B4, B5 are outlet loop, main devices
For passive relay, the adhesive of passive relay is controlled by CPU module, so as to externally provide the Bitwise of switch.B6 is friendship
Flow voltage output loop, configuration power module, alternating voltage output module.Wherein, power module is by the AC220V of outside input
Power convert is more grade alternating current and direct current voltages that interior panels need.Alternating voltage output module is controlled by CPU module, energy
Enough quick response output 0~100V alternating voltages.
Further, the signal acquisition module includes signal input interface, optocoupler and signal output interface, the signal
Input interface connects the signal output of backup auto-activating device to be measured, and the optocoupler is defeated by the signal output of backup auto-activating device to be measured
The high pressure 220VDC signals gone out are converted to low-voltage signal, and are exported by signal output interface, the signal output interface connection
In the CPU module.
Further, the alternating voltage output module includes 4 tunnel voltage outputs.
(the backup auto-activating device of expression respectively, test device and the host computer being delimited by a dashed line from left to right in figure as shown in Figure 4
Action), the method that the verification of backup auto-activating device inlet wire decompression is carried out using the offline calibration equipment of above-mentioned backup auto-activating device, including such as
Lower step：
The inlet wire (being in the present embodiment 1# inlet wires) that S1 is verified as needed, is initially supplied at host computer by electric substation
Power mode setup module sets the initial power supply mode of electric substation, including inlet wire and power supply main transformer；Set in the present embodiment
Powered for 1# inlet wires and 1# main transformers；
S2 treats the selection 1# inlet wires no-voltage fault simulation of simulated failure selecting module described, is controlled corresponding to host computer output
Signal is to test device；
After the CPU module of S3 test devices receives control signal, generated according to control signal and export 1# inlet wire decompressions
Signal (representing signal of the 1# primary voltages output as 0V) to backup auto-activating device to be measured, backup auto-activating device to be measured receives inlet wire
Occur after decompression signal：
If backup auto-activating device to be measured successfully starts up, it can generate and disconnect existing service entrance switch and switch another inlet wire
The control sub-signal of (i.e. 2# inlet wires) switch and control are closed signal and transmitted to signal acquisition module, and the signal acquisition module collects
The control sub-signal and control close signal and are converted into low-voltage signal and transmit to the main control module, the main control module
Passive breaker generation corresponding to control outlet loop is acted and sent to host computer, and the check results memory module record is treated
Survey the action message of device；
If not occurring to control sub-signal and signal being closed in control, i.e., backup auto-activating device to be measured starts failure, then host computer is made
Prompting, the reason for administrative staff find out unsuccessfully.
(the backup auto-activating device of expression respectively, test device and the host computer being delimited by a dashed line from left to right in figure as shown in Figure 5
Action), the method that backup auto-activating device power transformation fault verification is carried out using the offline calibration equipment of above-mentioned backup auto-activating device, including such as
Lower step：
The main transformer (being in the present embodiment 1# main transformers) that S1 is verified as needed, is initially supplied at host computer by electric substation
Power mode setup module sets the initial power supply mode of electric substation, including inlet wire and power supply main transformer, in the present embodiment, sets
1# main transformers are powered and 1# inlet wires；
S2 treats that simulated failure selecting module selects 1# main transformer fault simulations, control signal corresponding to host computer output described
To test device；
After the CPU module of S3 test devices receives control signal, generated and exported according to control signal and represent 1# main transformers
The 1# main transformers fault-signal of malfunctioning node closure is to backup auto-activating device to be measured, after backup auto-activating device receives 1# main transformer fault-signals
Act：
If backup auto-activating device successfully starts up, it can generate and disconnect existing main transformer switch and close another main transformer (i.e. 2#
Main transformer) switch control sub-signal and control close signal, and transmit to signal acquisition module, the signal acquisition module collects institute
State control sub-signal and control closes signal and is converted into low-voltage signal and transmits to the main control module, the main control module control
Passive breaker generation is acted and sent to host computer corresponding to outlet loop processed, and the check results memory module records to be measured
The action message of device；
If not occurring to control sub-signal and signal being closed in control, i.e. backup auto-activating device starts failure, then host computer makes prompting,
The reason for administrative staff find out unsuccessfully.
For those skilled in the art, technical scheme that can be more than and design, make various corresponding
Change and deform, and all these change and deformation should be construed as being included within the protection domain of the claims in the present invention.
Claims (5)
1. a kind of offline calibration equipment of backup auto-activating device, it is characterised in that include host computer and test device；
The test device includes main control module, signal acquisition module, outlet loop；
The main control module includes CPU module and communication module, and the CPU module is connected to the signal acquisition module and gone out
Mouth loop, and be connected by communication module with the upper machine communication；The CPU module uses SPI communication modes and DAC module
Connection, the DAC module are connected with high pressure amplifier module, and the high pressure amplifier module and the signal of backup auto-activating device to be measured input
Mouth connection；
The signal acquisition module is used to gather the DC control signal that backup auto-activating device to be measured provides, and by debounce, decompression, carries
Supply CPU module collection On-off signal；
The outlet loop is mainly made up of passive relay, and CPU module controls the adhesive of passive relay, so as to externally provide
The Bitwise of switch；
The host computer is provided with verification software, and the verification software includes following module：
The initial powering mode setup module of electric substation：For being needed according to the verification of reality at the beginning of setting the electric substation that verification is based on
Beginning power supply mode；
Treat simulated failure selecting module：For selecting fault type to be simulated according to the verification of reality, and export corresponding control
Signal processed；
Check results logging modle：For storing the check results of test device feedback.
2. the offline calibration equipment of backup auto-activating device according to claim 1, it is characterised in that the test device also includes
Alternating voltage output loop, mainly it is made up of power module and alternating voltage output module, wherein, the power module is by outside
More the grade alternating voltages or DC voltage that the AC220V Power converts of input need for all parts of test device, exchange
Voltage output module is connected to the CPU module, exports 0~100V alternating voltages.
3. the offline calibration equipment of backup auto-activating device according to claim 1, it is characterised in that the signal acquisition module bag
Signal input interface, optocoupler and signal output interface are included, the signal that the signal input interface connects backup auto-activating device to be measured is defeated
The high pressure 220VDC signals that the signal output of backup auto-activating device to be measured exports are converted to low-voltage signal by outlet, the optocoupler,
And exported by signal output interface, the signal output interface is connected to the CPU module.
4. the side of backup auto-activating device inlet wire decompression verification is carried out using the offline calibration equipment of backup auto-activating device described in claim 1
Method, it is characterised in that comprise the following steps：
The inlet wire that S1 is verified as needed, at the beginning of electric substation is set by electric substation's initial powering mode setup module at host computer
Beginning power supply mode, including the inlet wire to be used and power supply main transformer；
S2 treats inlet wire no-voltage fault simulation corresponding to the selection of simulated failure selecting module described, is controlled corresponding to host computer output
Signal is to test device；
After the CPU module of S3 test devices receives control signal by communication module, the inlet wire is generated according to control signal and lost
The signal of pressure is simultaneously exported to backup auto-activating device to be measured；After backup auto-activating device to be measured receives the signal：
If backup auto-activating device to be measured successfully starts up, it can generate and disconnect existing service entrance switch and switch another service entrance switch
Control sub-signal and control are closed signal and transmitted to signal acquisition module, and the signal acquisition module collects the control sub-signal and control
Close signal and be converted into low-voltage signal and transmit to the main control module, the main control module controls outlet loop corresponding
Passive breaker generation act and send to host computer, the action letter of check results memory module record test system
Breath；
If not occurring to control sub-signal and signal being closed in control, i.e., backup auto-activating device to be measured starts failure, then host computer makes prompting,
The reason for administrative staff find out unsuccessfully.
5. the side of backup auto-activating device power transformation fault verification is carried out using the offline calibration equipment of backup auto-activating device described in claim 1
Method, it is characterised in that comprise the following steps：
The main transformer that S1 is verified as needed, at the beginning of electric substation is set by electric substation's initial powering mode setup module at host computer
Beginning power supply mode, including the inlet wire to be used and power supply main transformer；
S2 treats main transformer fault simulation corresponding to the selection of simulated failure selecting module, control signal corresponding to host computer output described
To test device；
After the main control module of S3 test devices receives control signal by communication module, main transformer event is generated according to control signal
Hinder signal and export to backup auto-activating device to be measured, after backup auto-activating device to be measured receives main transformer fault-signal：
If backup auto-activating device successfully starts up, the control point for disconnecting existing main transformer switch and closing another main transformer switch can be generated
Signal is closed in signal and control, and transmits to signal acquisition module, and the signal acquisition module collects the control sub-signal and control
Close signal and be converted into low-voltage signal and transmit to the main control module, the main control module controls outlet loop corresponding
Passive breaker generation act and send to host computer, the action letter of check results memory module record test system
Breath；
If not occurring to control sub-signal and signal being closed in control, i.e. backup auto-activating device starts failure, then host computer makes prompting, management
The reason for personnel find out unsuccessfully.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710581543.0A CN107402335A (en) | 2017-07-17 | 2017-07-17 | A kind of offline calibration equipment of backup auto-activating device and method |
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| CN201710581543.0A CN107402335A (en) | 2017-07-17 | 2017-07-17 | A kind of offline calibration equipment of backup auto-activating device and method |
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| CN110435964A (en) * | 2019-08-06 | 2019-11-12 | 河钢股份有限公司承德分公司 | A kind of wire rod is packaged head off-line test system and its application method |
| CN111459145A (en) * | 2020-05-13 | 2020-07-28 | 中铁电气化局集团有限公司 | Transformer temperature controller calibration device and calibration method |
| CN116953489A (en) * | 2023-09-19 | 2023-10-27 | 中铁电气化铁路运营管理有限公司 | Equipment and method for detecting spare power automatic switching performance of track traction network |
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Application publication date: 20171128 |