CN202916360U - Switching value tester - Google Patents
Switching value tester Download PDFInfo
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- CN202916360U CN202916360U CN 201220554798 CN201220554798U CN202916360U CN 202916360 U CN202916360 U CN 202916360U CN 201220554798 CN201220554798 CN 201220554798 CN 201220554798 U CN201220554798 U CN 201220554798U CN 202916360 U CN202916360 U CN 202916360U
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Abstract
The utility model pertains to the technical field of switching value detection, and relates to a switching value tester. The switching value tester comprises a control module, a switching value mainboard and an Ethernet communication module. The control module comprises a DSP and a first FPGA, and the switching value mainboard comprises a second FPGA, wherein the Ethernet communication module, the DSP, the first FPGA and the second FPGA are connected successively. The switching value tester of the utility model can be used to realize the detection of hundreds of switching values, and has characteristics, such as high detection precision, good anti-interference ability, easy maintenance and easy installation, etc.
Description
Technical field
The utility model relates to the switching value technical field, particularly a kind of switching value tester.
Background technology
The switching value tester is mainly used in grid company, transformer station, electricity power enterprise etc., carry out speed-sensitive switch amount Performance Detection, the on-the-spot widely used SOE(event such as current transformer station, power plant is charged to order) phenomenons such as event response delay in low, each input channel transmission loop of resolution between each input channel of system's ubiquity, cause the accident and analyze the problems such as inaccurate, that reaction is untimely, especially the equipment of intake and the amount of leaving lacks effectively more than hundred the tunnel, accurately on-the-spot test means for containing.
Summary of the invention
The utility model has overcome the defective of prior art, a kind of switching value tester is provided, can the equipment of intake and the amount of leaving carries out effectively more than hundred the tunnel to containing, detect accurately, be fit to Comprehensive Automatic System for Substation is carried out SOE resolution test, remote-controlled test and the test of remote signalling response time etc.
The utility model discloses a kind of switching value tester, comprise control module, switching value mainboard and ethernet communication module, this control module comprises DSP and a FPGA, this switching value mainboard comprises the 2nd FPGA, and this ethernet communication module, this DSP, a FPGA and the 2nd FPGA link to each other successively.
Further, this tester also comprises intake plug-in unit and the amount of leaving plug-in unit, and this intake plug-in unit links to each other with this switching value mainboard respectively with this amount of leaving plug-in unit.
Further, the inside of this intake plug-in unit and this amount of leaving plug-in unit and outside all electrical isolation.
Further, this tester also comprises the GPS module, and this GPS module links to each other with this DSP.
The beneficial effect of the disclosed a kind of switching value tester of the utility model is: the one, and, can reach hundred way switch amount contacts, test multi-channel switch amount; The 2nd,, each road intake, the equal electrical isolation of the amount of leaving can be effectively anti-interference, guarantee to measure reliability; The 3rd,, the Fast Ethernet on-line interface is guaranteed Real-time Collection and the processing of measurement data; The 4th,, plug-in type designs, and is convenient to the installation and maintenance of equipment; The 5th,, measuring accuracy is high, and each intake motion time measurement error is not more than 1ms, and respectively the amount of leaving is exported the asynchronous time and is not more than 200us.
Description of drawings
Fig. 1 is a kind of switching value tester of the utility model structural representation.
Fig. 2 is the another kind of switching value tester of the utility model structural representation.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Referring to Fig. 1, the disclosed a kind of switching value tester 101 of the utility model, comprise control module 102, switching value mainboard 103 and ethernet communication module 104, the core control part of control module 102 comprises DSP105 and a FPGA106,103 of switching value mainboards comprise the 2nd FPGA107, and ethernet communication module 104, DSP105, a FPGA106 and the 2nd FPGA107 link to each other successively.Wherein, the one FPGA106 is used for data bus, address bus, the control bus of DSP105 are carried out sequential and logic control, the most important thing is to realize the expansion of outside port, namely link to each other with the 2nd FPGA in the switching value mainboard 103 by data bus, to the 2nd FPGA output exterior read-write control signal, again carry out the bus expansion, expand the I/O port more than hundred tunnel, realize the input/output function of hundred way switch amounts.
In order to strengthen the extensibility of switching value tester, and satisfy the requirement of Comprehensive Automatic System for Substation test, this is novel also to disclose another kind of switching value tester 201, referring to Fig. 2, compare with tester 101, tester 201 also comprises intake plug-in unit 202, the amount of leaving plug-in unit 203 and GPS module 204, intake plug-in unit 202 links to each other with switching value mainboard 103 respectively with the amount of leaving plug-in unit 203, intake plug-in unit 202 is used for linking to each other with the equipment under test amount of leaving port, to be converted to input switch amount mainboard 103 behind the weak electric signal from the forceful electric power signal of equipment under test or idle contact signal, the amount of leaving plug-in unit 203 then is used for linking to each other with the intake port of equipment under test, to be converted to from the weak electric signal of switching value mainboard 103 the switching value input port that forceful electric power signal or idle contact export equipment under test to, in addition, the plug-in unit design has made things convenient for assembling and has safeguarded, the user can select to insert a plurality of intake plug-in units 202 and/or the amount of leaving plug-in unit 203 according to the requirement of test, for the anti-interference that improves tester and the reliability of test, carry out electrical isolation between intake plug-in unit 202 and the amount of leaving plug-in unit 203 inner each port, between the intake plug-in unit 202 and and the amount of leaving plug-in unit 203 between also all take electrical isolation.And GPS module 204 links to each other with DSP105, be used for obtaining gps system correct time signal and accurate pulse per second (PPS), to SOE test carry out accurately to the time, and measure the remote signalling response time, can also be used for utilizing pulse per second (PPS) or minute pulse signal enabling output displacement etc.
Above embodiment only is used for explanation the utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that do not break away from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.
Claims (4)
1. switching value tester, comprise control module, switching value mainboard and ethernet communication module, it is characterized in that, described control module comprises DSP and a FPGA, described switching value mainboard comprises the 2nd FPGA, and described ethernet communication module, described DSP, a described FPGA and described the 2nd FPGA link to each other successively.
2. switching value tester according to claim 1 is characterized in that, described tester also comprises intake plug-in unit and the amount of leaving plug-in unit, and described intake plug-in unit links to each other with described switching value mainboard respectively with the described amount of leaving plug-in unit.
3. switching value tester according to claim 2 is characterized in that, the inside of described intake plug-in unit and the described amount of leaving plug-in unit and outside all electrical isolation.
4. according to claim 1 to one of 3 described switching value testers, it is characterized in that, described tester also comprises the GPS module, and described GPS module links to each other with described DSP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220554798 CN202916360U (en) | 2012-10-26 | 2012-10-26 | Switching value tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220554798 CN202916360U (en) | 2012-10-26 | 2012-10-26 | Switching value tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202916360U true CN202916360U (en) | 2013-05-01 |
Family
ID=48164663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220554798 Expired - Lifetime CN202916360U (en) | 2012-10-26 | 2012-10-26 | Switching value tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202916360U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300669A (en) * | 2017-06-06 | 2017-10-27 | 南方电网科学研究院有限责任公司 | The programmable switch tool analogue means realized and its implementation |
| CN109410358A (en) * | 2018-11-05 | 2019-03-01 | 积成电子股份有限公司 | A kind of electric system based on FPGA is opened into displacement processing method |
| CN113985250A (en) * | 2021-10-27 | 2022-01-28 | 无锡中微亿芯有限公司 | Switching value full-coverage testing method for internal switch matrix of FPGA chip |
-
2012
- 2012-10-26 CN CN 201220554798 patent/CN202916360U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300669A (en) * | 2017-06-06 | 2017-10-27 | 南方电网科学研究院有限责任公司 | The programmable switch tool analogue means realized and its implementation |
| CN107300669B (en) * | 2017-06-06 | 2020-03-24 | 南方电网科学研究院有限责任公司 | Programmable switch knife switch simulation device and realization method thereof |
| CN109410358A (en) * | 2018-11-05 | 2019-03-01 | 积成电子股份有限公司 | A kind of electric system based on FPGA is opened into displacement processing method |
| CN113985250A (en) * | 2021-10-27 | 2022-01-28 | 无锡中微亿芯有限公司 | Switching value full-coverage testing method for internal switch matrix of FPGA chip |
| CN113985250B (en) * | 2021-10-27 | 2023-05-23 | 无锡中微亿芯有限公司 | Switching value full-coverage test method for switch matrix in FPGA chip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |