CN208000492U - A kind of Auto-Test System that benefit is tested for SVG chain links - Google Patents
A kind of Auto-Test System that benefit is tested for SVG chain links Download PDFInfo
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- CN208000492U CN208000492U CN201820463004.7U CN201820463004U CN208000492U CN 208000492 U CN208000492 U CN 208000492U CN 201820463004 U CN201820463004 U CN 201820463004U CN 208000492 U CN208000492 U CN 208000492U
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Abstract
The utility model discloses a kind of for SVG chain links to mending the Auto-Test System tested, it include the display for experimentation data, storage and the monitoring device started, main control unit for Control experiment process and each component normal operation of guarantee, the trigger pulse and phase difference angle that issue are instructed for receiving main control unit, and segment parameters when operation and failure are uploaded to the chain link control device of main control unit, the data acquisition equipment of dynamic data for monitoring test process, the action directive sent out for executing main control unit, and running state information is fed back to the executive component of main control unit;The main control unit is connect with monitoring device, chain link control device, data acquisition equipment and executive component respectively;The chain link control device is also connect by optical fiber with the chain link for being tested, and chain link control device is connect by serial line interface with main control unit;Data acquisition equipment is connect by serial ports with main control unit.
Description
Technical field
The utility model is related to SVG field of automatic testing, and in particular to a kind of automatic survey for SVG chain links to benefit experiment
Test system.
Background technology
Chain link is the important tests that must be carried out before SVG puts into operation to mending experiment, it is therefore an objective to verify chain link withstanding voltage electric current
The ability of combined strength.SVG chain links are tested using back-to-back two chain links mending to test.By controlling two chain link exchange side
The amplitude of output voltage and phase difference change the exchanged reactive power size and Orientation of two chain links.
Chain link is to mending experiment inlet wire contactor divide-shut brake, triggering, current-limiting resistance switching, wind turbine at present(Water dispenser)Start and stop, examination
It is manual operation to test the operations such as process voltage current regulation, and since process is cumbersome, inevitable maloperation, there are certain safety is hidden
Suffer from.And personnel's operating habit is different, and causing test parameters to adjust, numerical value is unstable, and product testing standard is poor.It realizes to mending
The automation of experiment standardizes, and helps to improve the accuracy reliability of chain link detection;Security risk is reduced, tester is promoted
The reliability of working environment.
Utility model content
In view of the foregoing drawbacks, the purpose of this utility model is to provide a kind of for SVG chain links to mending the automatic survey tested
Test system, it can carry out full process automatization operation to mending in chain link, help to improve the accuracy of chain link detection in experiment
Reliability;Security risk is reduced, the reliability of tester's working environment is promoted.
The utility model to achieve the above object, is achieved through the following technical solutions:One kind is tested for SVG chain links mending
Auto-Test System, include the monitoring device of the display for experimentation data, storage and startup, be used for Control experiment mistake
Journey and the main control unit for ensureing each component normal operation instruct the trigger pulse and phase angle that issue for receiving main control unit
Degree, and by the chain link control device of segment parameters upload main control unit when operation and failure, it is used for the dynamic of monitoring test process
The data acquisition equipment of data, the action directive sent out for executing main control unit, and running state information is fed back to
The executive component of main control unit;The main control unit respectively with monitoring device, chain link control device, data acquisition equipment and execution
Element connects;The chain link control device is also connect by optical fiber with the chain link for being tested, and chain link control device passes through
Serial line interface is connect with main control unit;Data acquisition equipment is connect by serial ports with main control unit.
Further, the main control unit is PLC controller, and PLC controller is used to receive chain link control device and data are adopted
Collect the data information that equipment uploads, and corresponding executive component is driven to act.
Further, the chain link, which is equipped with record, has chain link to number, the Quick Response Code of capacity and voltage data.
Further, the monitoring device is host computer, and host computer is used for and main control unit interactive information, each portion of real-time display
Status information, operating parameter and the real-time waveform divided, and record storage;Barcode scanning gun is connected on host computer, barcode scanning gun is for sweeping
Chain link Quick Response Code is retouched, 2 D code information is sent to host computer.
Further, the chain link control device includes dsp chip and fpga chip, and dsp chip is connect with fpga chip,
Fpga chip is equipped with optical fiber interface and serial line interface;Fpga chip is connect by optical fiber interface with chain link, and fpga chip passes through
Serial line interface and main control unit chain link.
Further, the data acquisition equipment is respectively provided at monitoring device, main control unit, chain link control device and executes member
On part, data acquisition equipment includes current transformer, voltage transformer and temperature sensor, current transformer, voltage transformer
It being connect respectively with main control unit with temperature sensor, the data acquisition equipment is used to acquire inlet wire current voltage when operation,
To mending the temperature information of electric current, each key position, and main control unit is sent to as process monitoring foundation.
Further, the executive component includes inlet wire contactor, adjustable DC power supply, current-limiting resistance, wind turbine or water dispenser, into
Line contactor, adjustable DC power supply, current-limiting resistance, wind turbine or water dispenser are connect with main control unit respectively, for receiving main control unit
Instruction, execute the start stop operation of divide-shut brake, pressure regulation, resistance switching, wind turbine or water dispenser, and by status information feedback to master control list
Member.
The prior art is compared, the utility model advantageous effect is:It is provided by the utility model a kind of for SVG chain links pair
It mends the Auto-Test System of experiment, including monitoring device, main control unit, chain link control device, data acquisition equipment and executes member
Part;The main control unit is connect with monitoring device, chain link control device, data acquisition equipment and executive component respectively.Master control list
Member is PLC controller, realizes the automatic data information for receiving chain link control device and data acquisition equipment and uploading, and drive phase
Executive component is answered to act.Using host computer as monitoring device, the information exchange with main control unit, each portion of real-time display are realized
Status information, operating parameter and the real-time waveform divided, and relative recording is stored, it is connected with barcode scanning gun on host computer, realizes chain
It saves the data such as number, capacity, voltage and reads and convert automatically storage.Data acquisition equipment includes current transformer, mutual induction of voltage
Device and temperature sensor can acquire inlet wire current voltage when operation, to mending the temperature information of electric current, each key position, and
Main control unit is sent as process monitoring foundation.Executive component includes the inlet wire contactor being connect respectively with main control unit, adjustable
DC power supply, current-limiting resistance, wind turbine or water dispenser, can receive the instruction of main control unit, execute divide-shut brake, pressure regulation, resistance switching,
The start stop operation of wind turbine or water dispenser, and by status information feedback main control unit.
It is thrown it can be seen that the utility model realizes chain link mending the division of experiment inlet wire contactor, current-limiting resistance and wind turbine
Cut, trigger, voltage and current adjust, data display storage etc. operations full process automatization standardization control, help to improve chain
Save the accuracy reliability of detection;Security risk is reduced, the reliability of tester's working environment is promoted.
Description of the drawings
Attached drawing 1 is the system schematic of the utility model.
Attached drawing 2 is the chain link of the utility model automatically to mending test flow chart.
Specific implementation mode
It explains below in conjunction with the accompanying drawings to specific embodiment of the present utility model.
A kind of Auto-Test System that benefit is tested for SVG chain links as shown in Figure 1, including monitoring device, master control list
Member, chain link control device, data acquisition equipment and executive component;Main control unit respectively with monitoring device, chain link control device, number
It is connected with executive component according to collecting device.Main control unit uses PLC controller, monitoring device to use host computer, connect on host computer
It is connected to barcode scanning gun, 2 D code information is sent to host computer, chain link control device includes by barcode scanning gun for scanning chain link Quick Response Code
Dsp chip and fpga chip, dsp chip are connect with fpga chip, and fpga chip is equipped with optical fiber interface and serial line interface;
Fpga chip is connect by optical fiber interface with the chain link for being tested, and fpga chip passes through serial line interface and PLC controller
Connection.Data acquisition equipment includes that current transformer, voltage transformer and the temperature being respectively provided on test various parts pass
Sensor, data acquisition equipment are connect by serial line interface with PLC controller.The executive component include respectively with PLC controller
Inlet wire contactor, adjustable DC power supply, current-limiting resistance, wind turbine or the water dispenser of connection.
Each position of the utility model realizes automatically controlling for experiment process by the interaction of information.As shown in Fig. 2, from
It is dynamic as follows to mending testing process:
Step 1:Barcode scanning gun scans chain link information, and check and correction is normal, clicks and starts on monitoring device;
Step 2:Main control unit detects each position status information, meets test requirements document and then controls the actuation of inlet wire contactor;Such as
There are current-limiting resistances the abnormalities such as not to put into, then refuses to start and feed back to monitoring device, trigger police instruction;
Step 3:Wind turbine is put into after delay(Water dispenser), control DC power supply boosting.
Step 4:When chain link control device uploads chain link voltage 150VDC, stop boosting.Voltage is uploaded to set with data acquisition
Standby collection voltages are calibrated, and DC power supply is depressured if abnormal, wind turbine and inlet wire contactor disjunction, and are alarmed and referred on monitoring device
Show
Step 4:Main control unit control chain link control device issues trigger pulse, if chain link return is normal, then disconnects side
Chain link power supply, and current-limiting resistance is bypassed, control other side DC power supply boosting.If chain link returns abnormal, then stopping alarm.
Step 5:Chain link returns voltage to 850VDC, stops boosting.If boost process chain link failure and voltage check are abnormal,
Then stopping alarm.
Step 6:Main control unit control chain link control device issues difference angle, adjusts to mending electric current to setting electric current, fortune
Row 30 minutes.Main control unit uploads electric current and critical component monitoring temperature to data acquisition equipment, if any abnormal then stopping alarm.
Such as current regulation process chain link failure, same stopping alarm.
Step 7:Negative angle difference is issued, setting electric current is adjusted to, same operation 30 minutes.
Step 8:Electric current stops zero, DC power supply decompression zero, inlet wire contactor and wind turbine(Water dispenser)Disjunction, current limliting electricity
Resistance input.
Step 9:Monitoring device stores test data to database, and test process resets.
With reference to the drawings and specific embodiments, the utility model is described in further detail.It should be understood that these embodiments are only used for
Illustrate the utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, having read the utility model instruction
Content after, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms are equally fallen
In range defined herein.
Claims (7)
1. a kind of Auto-Test System tested benefit for SVG chain links, includes the chain link for being tested, feature exists
In:
Further include the monitoring device of the display for experimentation data, storage and startup,
For Control experiment process and ensure the main control unit of each component normal operation,
The trigger pulse and phase difference angle that issue are instructed for receiving main control unit, and will be on segment parameters when operation and failure
The chain link control device of main control unit is passed,
The data acquisition equipment of dynamic data for monitoring test process,
The action directive sent out for executing main control unit, and execute member by what running state information fed back to main control unit
Part;
The main control unit is connect with monitoring device, chain link control device, data acquisition equipment and executive component respectively;
The chain link control device is also connect by optical fiber with chain link, and chain link control device is connected by serial line interface and main control unit
It connects;
The data acquisition equipment is connect by serial line interface with main control unit.
2. the Auto-Test System according to claim 1 tested benefit for SVG chain links, it is characterised in that:The master
Control unit is PLC controller, and PLC controller is used to receive the data information that chain link control device and data acquisition equipment upload,
And corresponding executive component is driven to act.
3. the Auto-Test System according to claim 1 tested benefit for SVG chain links, it is characterised in that:The chain
Section, which is equipped with record, has chain link to number, the Quick Response Code of capacity and voltage data.
4. the Auto-Test System according to claim 3 tested benefit for SVG chain links, it is characterised in that:The prison
Control device is host computer, and host computer is used for and main control unit interactive information, the status information, operating parameter of real-time display each section
And real-time waveform, and record storage;
Barcode scanning gun is connected on host computer, 2 D code information is sent to host computer by barcode scanning gun for scanning chain link Quick Response Code.
5. the Auto-Test System according to claim 1 tested benefit for SVG chain links, it is characterised in that:The chain
It includes dsp chip and fpga chip to save control device, and dsp chip is connect with fpga chip, and fpga chip connects equipped with optical fiber
Mouth and serial line interface;Fpga chip is connect by optical fiber interface with chain link, and fpga chip passes through serial line interface and main control unit chain
Section.
6. the Auto-Test System according to claim 1 tested benefit for SVG chain links, it is characterised in that:The number
It is respectively provided on main control unit, chain link control device and executive component according to collecting device, data acquisition equipment includes Current Mutual Inductance
Device, voltage transformer and temperature sensor, current transformer, voltage transformer and temperature sensor connect with main control unit respectively
It connects, the data acquisition equipment is used to acquire inlet wire current voltage when operation, and the temperature to mending electric current, each key position is believed
Breath, and main control unit is sent to as process monitoring foundation.
7. the Auto-Test System according to claim 1 tested benefit for SVG chain links, it is characterised in that:It is described to hold
Units include inlet wire contactor, adjustable DC power supply, current-limiting resistance, wind turbine or water dispenser, inlet wire contactor, straight-adjustable galvanic electricity
Source, current-limiting resistance, wind turbine or water dispenser are connect with main control unit respectively, the instruction for receiving main control unit, are executed divide-shut brake, are adjusted
The start stop operation of pressure, resistance switching, wind turbine or water dispenser, and by status information feedback to main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820463004.7U CN208000492U (en) | 2018-03-30 | 2018-03-30 | A kind of Auto-Test System that benefit is tested for SVG chain links |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820463004.7U CN208000492U (en) | 2018-03-30 | 2018-03-30 | A kind of Auto-Test System that benefit is tested for SVG chain links |
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| Publication Number | Publication Date |
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| CN208000492U true CN208000492U (en) | 2018-10-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456198A (en) * | 2019-08-14 | 2019-11-15 | 国网湖南省电力有限公司 | Soft powering method under chain type SVG two and a string of test patterns |
-
2018
- 2018-03-30 CN CN201820463004.7U patent/CN208000492U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456198A (en) * | 2019-08-14 | 2019-11-15 | 国网湖南省电力有限公司 | Soft powering method under chain type SVG two and a string of test patterns |
| CN110456198B (en) * | 2019-08-14 | 2021-09-28 | 国网湖南省电力有限公司 | Soft power-on method in chain type SVG two-in-one-string test mode |
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