CN105425077A - Portable digital relay protection tester - Google Patents
Portable digital relay protection tester Download PDFInfo
- Publication number
- CN105425077A CN105425077A CN201510919005.9A CN201510919005A CN105425077A CN 105425077 A CN105425077 A CN 105425077A CN 201510919005 A CN201510919005 A CN 201510919005A CN 105425077 A CN105425077 A CN 105425077A
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- China
- Prior art keywords
- module
- unit
- cpu
- central processing
- light output
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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
-
- 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
Abstract
The invention discloses a portable digital relay protection tester. The tester comprises a central processing unit, a time comparing unit, a light output/input unit and a cell charging unit. The time comparing unit and a light output/input unit are connected to the central processing unit respectively. The time comparing unit, the light output/input unit and the central processing unit are connected to the cell charging unit. The central processing unit is connected to an Ethernet and a Wifi module. The time comparing unit is used for correcting absolute time of a test apparatus. The light output/input unit is used for converting a test simulation signal into a digital signal. The tester is provided with a wireless interface and a built-in power supply so that usage is convenient. Recorded analysis can be realized and a time characteristic of a process layer can be tested.
Description
Technical field
The present invention relates to substation equipment, be specifically related to a kind of portable digital relay-protection tester.
Background technology
Intelligent Substation System is divided into 3 layers: process layer, wall, station level; Process layer comprises the smart machine, merge cells and the intelligent terminal that are made up of primary equipment and intelligent assembly, completes the correlation functions such as transformer station's power distribution, conversion, transmission and measurement, control, protection, metering, status monitoring; According to the requirement of state's net Guidelines, specification, Direct Sampling is answered in protection, and the protection for monospace should directly be tripped, and the protection (bus protection) relating to multi-compartment should directly be tripped; Bay device refers generally to the secondary devices such as protective relaying device, measure and control device, failure wave-recording, realizes the data at a use interval and acts on the function of this interval primary equipment, namely communicating with the I/O of various distant places, intelligent sensor and controller; Station level comprises automated system, territory control system of standing, communication system, pair time the subsystem such as system, realize the measurement towards full station or more than one equipment and controlling functions, the correlation functions such as data acquisition and Monitor and Control (SCA-DA), operation locking and synchronized phasor collection, generated energy acquisition, protection information management; The protective device of wall receives the light digital signal of merge cells and intelligent terminal, makes Logic judgment, protection transformer station; The light digital signal of portable digital relay protection tester hypothetical mergers unit and intelligent terminal, simulation produces fault, judges that whether the logic of protective device is correct; The light digital signal that portable digital relay protection tester also can be combined unit and intelligent terminal records ripple.
At present, existing smooth digital relay protection tester, according to the commissioning experience at scene, particularly protects the debugging of monomer, and the monomer debugging utilizing existing smooth digital relay protection tester to carry out protecting usually needs to consume a large amount of manpowers and time; Because commissioning staff needs constantly also will be with some utility appliance to protective device test according to full station SCD file simultaneously, therefore, mainly there is following deficiency in existing smooth digital relay protection tester:
1) light digital relay protection tester does not have wave point, is wired connection;
2) light digital relay protection tester is external power supply, and scene is direct supply often, need draw 220V AC power from a distant place;
3) light digital relay protection tester can not analysis, and the on-the-spot problem often occurring being difficult to judge, needs extra equipment;
4) light digital relay protection tester can not the time response of test process layer.
Summary of the invention
The object of the present invention is to provide a kind of portable digital relay-protection tester.
The technical solution used in the present invention is: a kind of portable digital relay-protection tester, comprise CPU (central processing unit), pair time unit, light output/input block and battery charging unit; When described pair, unit, light output/input block are connected with CPU (central processing unit) respectively; When described pair, unit, light output/input block, CPU (central processing unit) are all connected with battery charging unit;
Described CPU (central processing unit) also connects ethernet module and Wifi module;
When described pair, unit is for correcting the absolute moment of testing tool;
Described smooth I/O unit is used for the simulating signal of test to be converted to digital signal; Complete parsing protection model file, realizes the configuration of current/voltage channel selecting, scale-up factor, ASDU number, sampling rate, GOOSE information.
Further, described CPU (central processing unit) comprises ADSP+FPGA module; ADSP+FPGA module comprises 3 BF609 and XC6SLX100, and wherein 1 BF609 is as master cpu, and 2 conducts are from CPU; Master cpu is connected with from CPU by XC6SLX100, and with ethernet module and Wifi model calling; Light output/input block is connected from CPU.
Further, described pair time unit module when module and IEEE1588 couple when comprising GPS module, IRIG-B code pair; When described GPS module, IRIG-B code pair, module is all connected with FPGA with module during IEEE1588 couple; When described GPS module, IEEE1588 couple, module connects ADSP simultaneously.
Further, described GPS module is connected with ADSP by serial communication.
Further, during described IEEE1588 couple, module is connected with ADSP by ethernet module.
Further, described light output/input block comprises HFBR-57E0PZ module, and HFBR-57E0PZ module is used for the Ethernet optical information that Ethernet electric signal produces optical module output.
Further, described battery charging unit comprises BQ24616 module, and BQ24616 module is used for charging to internal battery.
The invention has the beneficial effects as follows:
(1) the present invention to intelligent substation device disposable test, can test protective device message time characteristic and recorded message;
(2) full station SCD model file can be imported and automatically set testing scheme and simulated field actual conditions and fault for protective device, export the stipulations that meet intelligent substation or analog message mistake checks the communication consistance of protective device and reliability;
(3) the present invention is provided with wave point, and is provided with built-in power, convenient;
(4) the present invention can realize analysis by light input/output module;
(5) the present invention can realize the time response of test process layer.
Accompanying drawing explanation
Fig. 1 is that the present invention connects block diagram.
Fig. 2 is CPU (central processing unit) johning knot composition of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
A kind of portable digital relay-protection tester, comprise CPU (central processing unit), pair time unit, light output/input block and battery charging unit; When described pair, unit, light output/input block are connected with CPU (central processing unit) respectively; When described pair, unit, light output/input block, CPU (central processing unit) are all connected with battery charging unit;
Described CPU (central processing unit) also connects ethernet module and Wifi module; Be responsible for Distributed C PU synchronous, during light numerical portion inputoutput pair, ethernet communication and Wifi module; Wifi module is set and by the direct file reading information of wireless network, can need not adopts wire transmission mode, relay-protection tester is used convenient;
When described pair, unit is for correcting the absolute moment of testing tool, completes the time test of protective device, ensures to test in the absolute same time deadline;
Described smooth I/O unit is used for the simulating signal of test to be converted to digital signal; There is provided for 9-1,9-2,9-1 expansion in IEC61580 standard criterion and GOOSE information; complete parsing protection model file; realize the configuration of current/voltage channel selecting, scale-up factor, ASDU number, sampling rate, GOOSE information, can flexibly and easily with different model protection interface.
Further, described CPU (central processing unit) comprises ADSP+FPGA module; ADSP+FPGA module comprises 3 BF609 and XC6SLX100, and wherein 1 BF609 is as master cpu, and 2 conducts are from CPU; Master cpu is connected with from CPU by XC6SLX100, and with ethernet module and Wifi model calling; Light output/input block is connected from CPU; XC6SLX100 primary responsibility 3 CPU are synchronous, communication and pair time.
Further, described pair time unit module when module and IEEE1588 couple when comprising GPS module, IRIG-B code pair; When described GPS module, IRIG-B code pair, module is all connected with FPGA with module during IEEE1588 couple; When described GPS module, IEEE1588 couple, module connects ADSP simultaneously; During described IRIG-B code pair, the time resolution of module is by FPGA inter-process generation time information, and during described IEEE1588 couple, module is connected with ADSP by ethernet module, by ADSP acquisition time information.
Further, described GPS module is connected with ADSP by serial communication.
Further, during described IEEE1588 couple, module is connected with ADSP by ethernet module.
Further, described light output/input block comprises HFBR-57E0PZ module, and HFBR-57E0PZ module is used for the Ethernet optical information that Ethernet electric signal produces optical module output.
Further, described battery charging unit comprises BQ24616 module, and BQ24616 module is used for charging to internal battery.
The present invention is to intelligent substation protective device disposable test; protective device message time characteristic and recorded message can be tested; and full station SCD model file can be imported automatically set testing scheme and simulated field actual conditions and fault for protective device, export the effect that the stipulations that meet intelligent substation or communication consistance and the reliability of analog message mistake to protective device check.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a portable digital relay-protection tester, is characterized in that: comprise CPU (central processing unit), pair time unit, light output/input block and battery charging unit; When described pair, unit, light output/input block are connected with CPU (central processing unit) respectively; When described pair, unit, light output/input block, CPU (central processing unit) are all connected with battery charging unit;
Described CPU (central processing unit) also connects ethernet module and Wifi module;
When described pair, unit is for correcting the absolute moment of testing tool;
Described smooth I/O unit is used for the simulating signal of test to be converted to digital signal, and complete parsing protection model file, realizes the configuration of current/voltage channel selecting, scale-up factor, ASDU number, sampling rate, GOOSE information.
2. a kind of portable digital relay-protection tester according to claim 1, is characterized in that: described CPU (central processing unit) comprises ADSP+FPGA module; ADSP+FPGA module comprises 3 BF609 and XC6SLX100, and wherein 1 BF609 is as master cpu, and 2 conducts are from CPU; Master cpu is connected with from CPU by XC6SLX100, and with ethernet module and Wifi model calling; Light output/input block is connected from CPU.
3. a kind of portable digital relay-protection tester according to claim 2, is characterized in that: module when module and IEEE1588 couple when unit comprises GPS module, IRIG-B code pair when described pair; When described GPS module, IRIG-B code pair, module is all connected with FPGA with module during IEEE1588 couple; When described GPS module, IEEE1588 couple, module connects ADSP simultaneously.
4. a kind of portable digital relay-protection tester according to claim 3, is characterized in that: described GPS module is connected with ADSP by serial communication.
5. a kind of portable digital relay-protection tester according to claim 3, is characterized in that: during described IEEE1588 couple, module is connected with ADSP by ethernet module.
6. a kind of portable digital relay-protection tester according to claim 1; it is characterized in that: described light output/input block comprises HFBR-57E0PZ module, HFBR-57E0PZ module is used for the Ethernet optical information that Ethernet electric signal produces optical module output.
7. a kind of portable digital relay-protection tester according to claim 1, is characterized in that: described battery charging unit comprises BQ24616 module, and BQ24616 module is used for charging to internal battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510919005.9A CN105425077A (en) | 2015-12-10 | 2015-12-10 | Portable digital relay protection tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510919005.9A CN105425077A (en) | 2015-12-10 | 2015-12-10 | Portable digital relay protection tester |
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| Publication Number | Publication Date |
|---|---|
| CN105425077A true CN105425077A (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510919005.9A Pending CN105425077A (en) | 2015-12-10 | 2015-12-10 | Portable digital relay protection tester |
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| CN (1) | CN105425077A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106199273A (en) * | 2016-07-20 | 2016-12-07 | 国电南瑞科技股份有限公司 | The test system of a kind of digital protection test device and multiplexer channel transmission method |
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| KR100408256B1 (en) * | 2001-07-06 | 2003-12-03 | 엘지산전 주식회사 | Apparatus and method of relay test of electronic time switch |
| CN201887538U (en) * | 2010-05-11 | 2011-06-29 | 北京亿旗创新科技发展有限公司 | Network intelligent type relay protector based on ADSP BF518 |
| CN203350377U (en) * | 2013-07-15 | 2013-12-18 | 四川省电力公司阿坝公司 | Automation relay protection testing device |
| CN203894351U (en) * | 2014-06-09 | 2014-10-22 | 武汉凯默电气有限公司 | Hand-held relay protection testing device for intelligent transformer station |
| CN205374620U (en) * | 2015-12-10 | 2016-07-06 | 国网四川省电力公司电力科学研究院 | Portable digital relay protection tester |
-
2015
- 2015-12-10 CN CN201510919005.9A patent/CN105425077A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100408256B1 (en) * | 2001-07-06 | 2003-12-03 | 엘지산전 주식회사 | Apparatus and method of relay test of electronic time switch |
| CN201887538U (en) * | 2010-05-11 | 2011-06-29 | 北京亿旗创新科技发展有限公司 | Network intelligent type relay protector based on ADSP BF518 |
| CN203350377U (en) * | 2013-07-15 | 2013-12-18 | 四川省电力公司阿坝公司 | Automation relay protection testing device |
| CN203894351U (en) * | 2014-06-09 | 2014-10-22 | 武汉凯默电气有限公司 | Hand-held relay protection testing device for intelligent transformer station |
| CN205374620U (en) * | 2015-12-10 | 2016-07-06 | 国网四川省电力公司电力科学研究院 | Portable digital relay protection tester |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106199273A (en) * | 2016-07-20 | 2016-12-07 | 国电南瑞科技股份有限公司 | The test system of a kind of digital protection test device and multiplexer channel transmission method |
| CN106199273B (en) * | 2016-07-20 | 2019-01-08 | 国电南瑞科技股份有限公司 | A kind of test macro and multiplexer channel transmission method of digital protection test device |
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Application publication date: 20160323 |