CN209117820U - A kind of relay protection test system - Google Patents
A kind of relay protection test system Download PDFInfo
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- CN209117820U CN209117820U CN201821882324.2U CN201821882324U CN209117820U CN 209117820 U CN209117820 U CN 209117820U CN 201821882324 U CN201821882324 U CN 201821882324U CN 209117820 U CN209117820 U CN 209117820U
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Abstract
The utility model discloses a kind of relay protection test systems, including host computer and slave computer；Host computer includes host computer processor, communication interface, expansion interface, the first communication transfer interface module；Slave computer includes master control borad, communication interface plate and indicator light keypad；The open a kind of relay protection test method based on relay protection test system simultaneously, which comprises the steps of: S1: creation test template library and report template；S2: selection test template and report template read protective device definite value；S3: pressing plate is moved back in throwing；S4: protection definite value export.The utility model improves work efficiency, and saves the test period at scene；A kind of universal test macro is provided, the utility model can be tested automatically to single protection test project but also to the whole series protection, and guidance user carries out operation according to testing regulations and job instruction；Realization movement and report real-time synchronization, while having liberated human eye, greatly improve the accuracy, readability, authority of test.
Description
Technical field
The utility model belongs to relay protection test technical field more particularly to a kind of relay protection test system.
Background technique
Currently, for fault detections alarms various in circuit system, cut off with the relay protection system being isolated there are many kinds of
Type, such as: generator protection system, tranformer protection system, line protection system, reactor protection system, capacitor are protected
Protecting system, breaker protection system etc..
A variety of different principles, different types of protection are integrated in each relay protection system, such as: generator protection
In be just integrated with differential protection, field loss protection, loss of synchronism protection, overdrive protection, again press overcurrent protection, start and stop protection, accidentally power on
The protection of nearly more than 20 kinds of different principles is protected, some of relay protective scheme principles are extremely complex.These systems press national standard
The requirement of specification is both needed to periodically carry out stringent verification.
It can not be directed to certain generator protection system from different places since protected species are various and test procedure is each,
Disposably generate general test.When relay protection system is examined at scene, the protection to different type, different principle is needed
The different parameter of system, one of tested respectively, need to do a large amount of repetitive operation.And tester live at present is only
It can be manual testing step by step, heavy workload, low efficiency.Meanwhile because various protection philosophies are complicated, it is desirable that field test
The relay protection level of expertise and operation skill of staff is relatively high, it is desirable that is familiar with various protection philosophies, is otherwise easy
Detection data is caused to be distorted.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of relay protection test system, including
Host computer and slave computer；The host computer includes host computer processor, communication interface, expansion interface, the first communication transfer interface module；
The slave computer includes master control borad, communication interface plate and indicator light keypad.
The master control borad includes main control processor, two-way optocoupler unit, two-way comparator, non-linear optocoupler unit, relay
Device, relay drive circuit, buzzer circuit, the second communication transfer interface module, the interconnecting interface being connected with communication interface plate.
The communication interface plate include the network switch, first network transformer, the second network transformer, interconnecting interface,
Clock synchronization interface, network interface.
The main control processor output end is connected with indicator light keypad.
The communication interface, expansion interface are connected with host computer processor respectively；Main control processor is turned by the first communication
Mold changing block is connected with host computer processor；Host computer processor is connected with the second communication transfer interface module, inputs for external signal；
The network switch is connected with optical receiver module, main control processor respectively by interconnecting interface.
The two-way optocoupler unit is connected by two-way comparator with processor, is inputted for external signal；It is described non-thread
Property optocoupler unit is connected with processor, the access for external switch amount signal；The processor by communication transfer interface module with
Host computer is connected；The processor is connected with buzzer circuit；The processor passes through relay drive circuit and relay phase
Even.
The network switch is connected by first network transformer with network interface；The network switch passes through second
Network transformer is connected with host computer.
Further, the clock synchronization interface is electricity B code clock synchronization interface or light B code clock synchronization interface or GPS clock synchronization interface.
Further, first communication transfer interface module includes TTL RS 232 chip.
Further, second communication transfer interface module includes that RS232 turns RS485 chip and TTL RS 232 chip, institute
It states RS232 and turns RS485 chip and be connected with TTL RS 232 chip.
Further, the indicator light keypad includes indicator light and press key switch of indicator light；The main control processor is logical
Press key switch of indicator light is crossed to be connected with indicator light.
Further, the expansion interface is USB interface.
The utility model has the beneficial effects that:
(1) a kind of relay protection test system of the utility model can write test plan according to job instruction, according to
Job instruction is tested, and makes to test process standardization, test procedure standardization；Dynamic test is pressed by customization report template
The report of custom formats output test, automatically generates standardized test report, does not need to carry out report editor and layout.Thus
Field test work is simplified, is improved work efficiency, the test period at scene is saved；Computer is according to operation when dynamic test
Guiding book guidance test, reduces the technical requirements to testing crew；
(2) a kind of universal test macro is provided, the utility model can be to single protection test project but also to the whole series
Protection is tested automatically, and user is guided to carry out operation according to testing regulations and job instruction；
(3) real time data of protection screen when the utility model can also supervise in real time simultaneously, realization movement and report real-time synchronization,
While having liberated human eye, the accuracy, readability, authority of test are also greatly improved.
Detailed description of the invention
Fig. 1 is a kind of system diagram of relay protection test system；
Fig. 2 is a kind of system diagram of the communication interface plate of relay protection test system；
Fig. 3 is a kind of system diagram of the master control borad of relay protection test system；
Fig. 4 is a kind of work flow diagram of relay protection test system.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Fig. 1, a kind of relay protection test system, including host computer and slave computer；The host computer includes upper
Position machine processor, communication interface, expansion interface, the first communication transfer interface module；The slave computer includes master control borad, communication interface plate
With indicator light keypad.
The master control borad includes main control processor, two-way optocoupler unit, two-way comparator, non-linear optocoupler unit, relay
Device, relay drive circuit, buzzer circuit, the second communication transfer interface module, the interconnecting interface being connected with communication interface plate.
The communication interface plate include the network switch, first network transformer, the second network transformer, interconnecting interface,
Clock synchronization interface, network interface.
The main control processor output end is connected with indicator light keypad.
The communication interface, expansion interface are connected with host computer processor respectively；Main control processor is turned by the first communication
Mold changing block is connected with host computer processor；Host computer processor is connected with the second communication transfer interface module, inputs for external signal；
The network switch is connected with optical receiver module, main control processor respectively by interconnecting interface.
The two-way optocoupler unit is connected by two-way comparator with processor, is inputted for external signal；It is described non-thread
Property optocoupler unit is connected with processor, the access for external switch amount signal；The processor by communication transfer interface module with
Host computer is connected；The processor is connected with buzzer circuit；The processor passes through relay drive circuit and relay phase
Even.
The network switch is connected by first network transformer with network interface；The network switch passes through second
Network transformer is connected with host computer.
Further, the clock synchronization interface is electricity B code clock synchronization interface or light B code clock synchronization interface or GPS clock synchronization interface.
Further, first communication transfer interface module includes TTL RS 232 chip.
Further, second communication transfer interface module includes that RS232 turns RS485 chip and TTL RS 232 chip, institute
It states RS232 and turns RS485 chip and be connected with TTL RS 232 chip.
Further, the indicator light keypad includes indicator light and press key switch of indicator light；The main control processor is logical
Press key switch of indicator light is crossed to be connected with indicator light.
Further, the expansion interface is USB interface.
This system is made of upper computer and lower computer.Host computer uses industrial personal computer, mainly provides software running platform, man-machine
Interactive interface and back-end data analysis processing；Slave computer is mainly by communication interface board, master control borad and indicator light key board group
At slave computer is mainly used for receiving various data, is then forwarded to host computer.Upper computer and lower computer passes through serial communication, and
And network interface interconnects.The data being received externally are transmitted to host computer by the network interface interconnected by slave computer, host computer by data into
After row processing, the light on and off and buzzer whistle of the indicator light of slave computer are controlled by serial ports according to result.
The course of work of this system are as follows:
S1: corresponding test template and report template are compiled according to the job instruction of different model protective device；To volume
The test template and report template for translating completion are debugged, and check whether the test method of each testing process is correct, Mei Geshi
Whether the suggestion content for testing project is correct；After the completion of debugging, test template is put into template library；Test module component is utilized simultaneously
Associated with the test report of required format, the result after the completion of each module testing is automatically filled in required form report,
The test report of required format can be generated after the completion of test；
S2: system reads protection customization by power industry puppy parc, calculates test parameter automatically according to protection definite value；
S3: when each module testing, different pressing plates and control word is moved back according to the throwing of different tests module, eliminate artificial throwing
It moves back the time, improves test efficiency and correctness.
S4: this test macro has the function of importing and exporting electronic file form fixed value list, fixed value list is directly exported is
Can, the time for inputting definite value at the scene is saved, the communications protocol disunity of various protective devices is avoided.
Although the process for having test template to may be implemented to test automatically, the test result of protective device is to pass through test
What report was recorded, usual test device provides the test report of general format, is not able to satisfy various model protections and difference
The requirement of the test report in area, therefore propose report template.Utilize the test report phase of test module component and required format
Association, the result after the completion of each module testing are automatically filled in required form report, and institute can be generated after the completion of test
Need the test report of format.
The utility model has the following advantages:
(1) a kind of relay protection test system of the utility model can write test plan according to job instruction, according to
Job instruction is tested, and makes to test process standardization, test procedure standardization；Dynamic test is pressed by customization report template
The report of custom formats output test, automatically generates standardized test report, does not need to carry out report editor and layout.Thus
Field test work is simplified, is improved work efficiency, the test period at scene is saved；Computer is according to operation when dynamic test
Guiding book guidance test, reduces the technical requirements to testing crew；
(2) this practicability utility model can be tested automatically to single protection test project but also to the whole series protection,
And user is guided to carry out operation according to testing regulations and job instruction；
(3) real time data of protection screen when the utility model can also supervise in real time simultaneously, realization movement and report real-time synchronization,
While having liberated human eye, the accuracy, readability, authority of test are also greatly improved.
The limitation that the technical solution of the utility model is not limited to the above specific embodiments, all skills according to the present utility model
The technology deformation that art scheme is made, each falls within the protection scope of the utility model.
Claims (6)
1. a kind of relay protection test system, which is characterized in that including host computer and slave computer；The host computer includes host computer
Processor, communication interface, expansion interface, the first communication transfer interface module；The slave computer includes master control borad, communication interface plate and refers to
Show lamp keypad；
The master control borad include main control processor, two-way optocoupler unit, two-way comparator, non-linear optocoupler unit, relay, after
Electrical apparatus driving circuit, buzzer circuit, the second communication transfer interface module, the interconnecting interface being connected with communication interface plate；
The communication interface plate includes the network switch, first network transformer, the second network transformer, interconnecting interface, clock synchronization
Interface, network interface；
The main control processor output end is connected with indicator light keypad；
The communication interface, expansion interface are connected with host computer processor respectively；Main control processor passes through the first communication modulus of conversion
Block is connected with host computer processor；Host computer processor is connected with the second communication transfer interface module, inputs for external signal；It is described
The network switch is connected with optical receiver module, main control processor respectively by interconnecting interface；
The two-way optocoupler unit is connected by two-way comparator with processor, is inputted for external signal；The nonlinear optical
Coupling unit is connected with processor, the access for external switch amount signal；The processor by communication transfer interface module with it is upper
Machine is connected；The processor is connected with buzzer circuit；The processor is connected by relay drive circuit with relay；
The network switch is connected by first network transformer with network interface；The network switch passes through the second network
Transformer is connected with host computer.
2. a kind of relay protection test system according to claim 1, which is characterized in that the clock synchronization interface is that electricity B code is right
When interface or light B code clock synchronization interface or GPS clock synchronization interface.
3. a kind of relay protection test system according to claim 1, which is characterized in that the first communication transfer interface module packet
Include TTL RS 232 chip.
4. a kind of relay protection test system according to claim 1, which is characterized in that the second communication transfer interface module packet
It includes RS232 and turns RS485 chip and TTL RS 232 chip, the RS232 turns RS485 chip and is connected with TTL RS 232 chip.
5. a kind of relay protection test system according to claim 1, which is characterized in that the indicator light keypad includes referring to
Show lamp and press key switch of indicator light；The main control processor is connected by press key switch of indicator light with indicator light.
6. according to a kind of relay protection test system described in claim 1, which is characterized in that the expansion interface is USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821882324.2U CN209117820U (en) | 2018-11-15 | 2018-11-15 | A kind of relay protection test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821882324.2U CN209117820U (en) | 2018-11-15 | 2018-11-15 | A kind of relay protection test system |
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| CN209117820U true CN209117820U (en) | 2019-07-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254241A (en) * | 2018-11-15 | 2019-01-22 | 毛健 | A kind of relay protection test system and method |
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2018
- 2018-11-15 CN CN201821882324.2U patent/CN209117820U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254241A (en) * | 2018-11-15 | 2019-01-22 | 毛健 | A kind of relay protection test system and method |
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