CN208076943U - A kind of multi-functional second interface system of RTDS analogue systems - Google Patents
A kind of multi-functional second interface system of RTDS analogue systems Download PDFInfo
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- CN208076943U CN208076943U CN201820452051.1U CN201820452051U CN208076943U CN 208076943 U CN208076943 U CN 208076943U CN 201820452051 U CN201820452051 U CN 201820452051U CN 208076943 U CN208076943 U CN 208076943U
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- switch unit
- terminal block
- power amplifier
- analogue systems
- signal switching
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- 238000004088 simulation Methods 0.000 claims abstract description 23
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000003796 beauty Effects 0.000 abstract description 3
- 230000005284 excitation Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
The utility model discloses a kind of multi-functional second interface systems of RTDS analogue systems, it is arranged with switched terminal including I/O signal switching terminal block, power amplifier, power amplifier signal switching terminal block, 24V-110V conversion modules and on-off model, I/O signal switching terminal block includes the first switch unit, the second switch unit and third switch unit, and each switch unit and switched terminal row are the terminal block of one turn of multiple-channel output.The utility model is simple in structure, it is easy to use, carry out only needing to disconnect when the switching of different platform l-G simulation test former emulation platform is related to it is secondary in flakes, and it connects the secondary physical part that test platform can be completed in flakes that existing emulation platform is related to and builds, once avoiding, cable when field connection is crisscross and wiring error, it searches false wiring difficult problem and greatly improves platform building efficiency while realizing field connection beauty.
Description
Technical field
The utility model is related to simulation technical fields, and in particular to a kind of multi-functional second interface system of RTDS analogue systems
System.
Background technology
RTDS real time data displays possess abundant electric analog model and control system model, including equivalent source
With load, transmission line of electricity, Complex Power electronic device, transformer and its fault model, generator and its fault model, excitation system
System, relay protection and control system model etc..Power system security stable operation simulation analysis research, HVDC Transmission Technology and
Control protection system research, the research of FACTS characteristics, new energy technology application study, the experiment of electric power digital analog detection, hair
The research fields such as motor excitation regulating system detection experiment and compatibility test research, power system fault simulation analysis play weight
The platform action wanted.RTDS real time data display simulation step lengths are usually the 2 μ s of μ s~50, have simulation accuracy height, model
Type is abundant, operational capability is strong, work long hours stable feature.Currently, RTDS analogue systems gradually substitute traditional object
Analog form is managed, is obtained extensively in the esbablished corporations such as Siemens, ABB and many electricity providers and colleges and universities, scientific research institutions
Using the built standing RTDS analogue systems laboratory of oneself of relevant unit.It is carried out in laboratory imitative based on RTDS systems
When true experiment, user is usually the electric power system control system element module library carried using RTDS systems first, sets up molding
Quasi- electric system circuit and its associated control circuitry, then by digital quantities such as RTDS systems relevant GTDO, GTDI, GTAO and
Analog quantity Peripheral Interface is connected with actual protection and control device so that the electric system with simulation interacts.
In general, laboratory considers that is taken is that a set of RTDS analogue systems correspond to multiple emulation platforms from economy point
Pattern.When carrying out the switching of different platform l-G simulation test, need to complete again RTDS analogue systems Peripheral Interface with it is actual
The secondary connection of protection and control device.When simulation scale is larger, it usually needs the secondary connection of progress is also more, and there are two
Secondary wiring is cumbersome, challenge, and the usual cable of field connection is crisscross, once wiring error, searches false wiring
It is more difficult so that entire test platform to build efficiency more low.Therefore, in the practical application of laboratory, there is an urgent need to
A kind of multi-functional second interface system of RTDS analogue systems, come effectively avoid because when different emulation platforms switchs needs again into
Platform building inefficiency problem caused by row secondary connection.
Utility model content
The technical problems to be solved in the utility model：For the above problem of the prior art, a kind of RTDS emulation system is provided
The multi-functional second interface system of system, the utility model is simple in structure, easy to use, by emulating all use for laboratory RTDS
The secondary connection of system control protection equipment room associated therewith is prefabricated in advance, utilizes I/O signal switching terminal block, power amplifier signal
Switching terminal block, on-off model carry out associated loop switching with switched terminal row, are carrying out different platform l-G simulation test
When switching, it is only necessary to disconnect that former emulation platform is related to it is secondary in flakes, and connect that existing emulation platform is related to it is secondary in flakes i.e.
The physical part that can complete test platform is built, once avoiding, cable when field connection is crisscross and wiring error, is searched
False wiring difficult problem greatly improves platform building efficiency while realizing field connection beauty.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：
The utility model provides a kind of multi-functional second interface system of RTDS analogue systems, including I/O signal switching end
Sub- row, power amplifier, power amplifier signal switching terminal block, 24V-110V conversion modules and on-off model switched terminal
Row, the I/O signal switching terminal block includes first to be connected respectively with the analog output card GTAO of RTDS analogue systems
Digital output card GTDO connected the second switch units and RTDS analogue systems of switch unit, RTDS analogue systems
Third switch unit connected digital input card GTDI, first switch unit, the second switch unit, third switching are single
It is that multichannel is defeated that member, power amplifier signal switching terminal block and on-off model switched terminal row, which are that signal input is expanded all the way,
The output all the way of the terminal block gone out, first switch unit passes through power amplifier and power amplifier signal switching terminal block phase
Even, the output all the way of second switch unit arranges phase by 24V-110V conversion modules and on-off model switched terminal
Even.
Preferably, second switch unit, third switch unit both its at least all the way output end as small letter
Number analogue system connection terminal；First switch unit its at least all the way output end as small-signal simulation system I/O cell
Connection terminal.
Preferably, first switch unit, third switch unit both its at least all the way output end as I O board
Card test system connection terminal.
Preferably, the third switch unit both its at least all the way output end as protective relaying device connecting pin
Son.
Preferably, first switch unit, the second switch unit, third switch unit, power amplifier signal switching terminal
Row and on-off model use switched terminal row to all have at least all the way as the output end of spare terminal.
The RTDS analogue systems of the utility model have with multi-functional second interface system to be had the advantage that：
1, the utility model is simple in structure, easy to use, by the way that all use for laboratory RTDS analogue systems are associated therewith
The secondary connection of control protection equipment room is prefabricated in advance, using I/O signal switching terminal block, power amplifier signal switching terminal block,
On-off model carries out associated loop switching with switched terminal row, when carrying out the switching of different platform l-G simulation test, it is only necessary to
Disconnect that former emulation platform is related to it is secondary in flakes, and that connects that existing emulation platform is related to secondary can be completed test platform in flakes
Physical part build；
2, using pre-fabricated electric cables mode, once avoiding, cable when field connection is crisscross and wiring error, lookup are wrong
Mis-wired difficult problem greatly improves platform building efficiency while realizing field connection beauty；
3, system I/O signal switching terminal block, power amplifier signal switching terminal block, on-off model switched terminal
For row there are a certain number of spare terminals, autgmentability is strong, is conducive to the new platform access in laboratory.
Description of the drawings
Fig. 1 is the topological structure schematic diagram of the utility model embodiment.
Marginal data：1, I/O signal switching terminal block；11, the first switch unit；12, the second switch unit；13, third
Switch unit；2, power amplifier；3, power amplifier signal switching terminal block；4,24V-110V conversion modules；5, on-off model
It is arranged with switched terminal；6, small-signal simulation system connection terminal；61, small-signal simulation system I/O cell connection terminal；7, I O board
Card test system connection terminal；8, protective relaying device connection terminal.
Specific implementation mode
As shown in Figure 1, the present embodiment provides a kind of RTDS analogue systems multi-functional second interface systems, including I/O signal
Switching terminal block 1, power amplifier 2, power amplifier signal switching terminal block 3,24V-110V conversion modules 4 and switching value letter
Number with switched terminal arrange 5, I/O signal switching with terminal block 1 include respectively with the analog output card GTAO of RTDS analogue systems
Connected the digital output card GTDO of connected the first switch unit 11, RTDS analogue systems the second switch unit 12 and
Third switch unit 13 connected the digital input card GTDI of RTDS analogue systems, the switching of the first switch unit 11, second
Unit 12, third switch unit 13, power amplifier signal switching terminal block 3 and on-off model switched terminal row 5 are one
The terminal block for multiple-channel output is expanded in road signal input, and the output all the way of the first switch unit 11 passes through power amplifier 2 and work(
Discharge signal switching is connected with terminal block 3, and the output all the way of the second switch unit 12 passes through 24V-110V conversion modules 4 and switching value
Signal arranges 5 with switched terminal and is connected.First switch unit 11, the second switch unit 12, third switch unit 13, power amplifier signal are cut
It uses terminal block 3 instead and on-off model switched terminal row 5 has that expand the input of signal all the way be multiple-channel output and by road
Output function is selected, under normal circumstances, is only arranged in flakes in an ON state in the associated terminal being related to analogue system, other
It is in off-state in flakes.
As shown in Figure 1,2 one end of power amplifier passes through the output end all the way of the first switch unit of cable connection 11, another
End is by cable connection power amplifier signal switching terminal block 3, -10V ~+10V moulds for exporting analog output card GTAO
The small signal of analog quantity is converted to live reality control or the receivable analog signals of protective device I O board card through power amplifier,
It is that multichannel is sent respectively to different analogue systems to recycle the switching of power amplifier signal to be expanded signal with terminal block 3, referring to Fig. 1, example
Such as protective relaying device, excitation system, power distribution network digital-to-analogue analogue system.
As shown in Figure 1, all the way output of 4 one end of 24V-110V conversion modules by cable the second switch unit 12 in succession
End, the other end arranges 5 by cable connection on-off model switched terminal, for export digital output card GTDO
The small signal of 24V switching values is converted to live reality control through 24V-110V conversion modules 4 or protective device I O board card can receive
110V on-off models, recycle on-off model with switched terminal arrange 5 by signal expansion be multichannel send respectively to relay protect
The different analogue systems such as protection unit, excitation system, I O board card test system.
As shown in Figure 1, the second switch unit 12, third switch unit 13 are both at least defeated all the way at it in the present embodiment
Outlet is as small-signal simulation system connection terminal 6；At least output end is imitative as small signal all the way at it for first switch unit 11
True system I/O cell connection terminal 61, small-signal simulation system connection terminal 6 and small-signal simulation system I/O cell connecting pin
Son 61 can be connected with external HVDC analogue systems.First switch unit 11, third switch unit 13 are both in one
Road output end is as I O board card test system connection terminal 7, for being directly connected with external I O board card test system.This implementation
Both at it, output end is as protective relaying device connection terminal 8 all the way for third switch unit 13 in example, for directly and outer
The protective relaying device in portion is connected.First switch unit 11 in the present embodiment, the second switch unit 12, third switch unit 13,
Power amplifier signal switching uses terminal block 3 and on-off model that switched terminal row 5 five is used to all have all the way as spare terminal
Output end uses when being accessed for the new platform in laboratory.
For can directly with the analog output card GTAO of RTDS analogue systems, digital output card GTDO, number
Measure use for laboratory HVDC analogue systems, small-signal simulation system, the small-signal simulation of the peripheral hardwares board interfaces such as input card GTDI
System I/O cell then directly passes through 6 connection terminal of small-signal simulation system, small letter with cable in I/O signal switching terminal block 1
Number analogue system I/O cell connection terminal 61, I O board card test system connection terminal 7, protective relaying device connection terminal 8 and
Spare terminal etc. completes wiring.
In conclusion the RTDS analogue systems of the present embodiment with multi-functional second interface system by all use for laboratory RTDS
The secondary connection of analogue system control protection equipment room associated therewith is prefabricated in advance, utilizes I/O signal switching terminal block, power amplifier
Signal switching terminal block, on-off model carry out associated loop switching with switched terminal row.Carrying out different platform emulation
When experiment switching, it is only necessary to disconnect that former emulation platform is related to it is secondary in flakes, and connect the secondary company that existing emulation platform is related to
The physical part that test platform can be completed in piece is built.The multi-functional second interface system knot of the RTDS analogue systems of the present embodiment
Structure is simple, easy to use, by protecting the secondary of equipment room to connect the control associated therewith of all use for laboratory RTDS analogue systems
Line is prefabricated in advance, and using I/O signal switching terminal block, power amplifier signal switching terminal block, on-off model is arranged with switched terminal
Associated loop switching is carried out, when carrying out the switching of different platform l-G simulation test, it is only necessary to disconnect former emulation platform is related to two
It is secondary and to connect the secondary physical part that test platform can be completed in flakes that existing emulation platform is related in flakes and build, it avoids
Once cable is crisscross when field connection and wiring error, lookup false wiring difficult problem are realizing that field connection is beautiful
While, greatly improve platform building efficiency.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (5)
1. a kind of multi-functional second interface system of RTDS analogue systems, it is characterised in that：Including I/O signal switching terminal block
（1）, power amplifier（2）, power amplifier signal switching terminal block（3）, 24V-110V conversion modules（4）And on-off model is used
Switched terminal is arranged（5）, the I/O signal switching terminal block（1）Including the analog output card respectively with RTDS analogue systems
The first connected GTAO switch unit（11）, RTDS analogue systems connected the second switch units of digital output card GTDO
（12）And the third switch unit that the digital input card GTDI of RTDS analogue systems is connected（13）, the first switching list
Member（11）, the second switch unit（12）, third switch unit（13）, power amplifier signal switching terminal block（3）And switching value letter
It number is arranged with switched terminal（5）It is the terminal block that signal input expands as multiple-channel output all the way, first switch unit（11）
Output all the way pass through power amplifier（2）With power amplifier signal switching terminal block（3）It is connected, second switch unit（12）
Output all the way pass through 24V-110V conversion modules（4）It is arranged with switched terminal with on-off model（5）It is connected.
2. the multi-functional second interface system of RTDS analogue systems according to claim 1, it is characterised in that：Described second
Switch unit（12）, third switch unit（13）Both its at least all the way output end as small-signal simulation system connecting pin
Son（6）；First switch unit（11）Its at least all the way output end as small-signal simulation system I/O cell connection terminal
（61）.
3. the multi-functional second interface system of RTDS analogue systems according to claim 1, it is characterised in that：Described first
Switch unit（11）, third switch unit（13）Both its at least all the way output end as I O board card test system connecting pin
Son（7）.
4. the multi-functional second interface system of RTDS analogue systems according to claim 1, it is characterised in that：The third
Switch unit（13）Both its at least all the way output end as protective relaying device connection terminal（8）.
5. the multi-functional second interface system of RTDS analogue systems according to claim 1, it is characterised in that：Described first
Switch unit（11）, the second switch unit（12）, third switch unit（13）, power amplifier signal switching terminal block（3）, Yi Jikai
Pass amount signal is arranged with switched terminal（5）Five all have at least all the way as the output end of spare terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820452051.1U CN208076943U (en) | 2018-04-02 | 2018-04-02 | A kind of multi-functional second interface system of RTDS analogue systems |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820452051.1U CN208076943U (en) | 2018-04-02 | 2018-04-02 | A kind of multi-functional second interface system of RTDS analogue systems |
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| CN208076943U true CN208076943U (en) | 2018-11-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114440970A (en) * | 2021-12-27 | 2022-05-06 | 广州高澜节能技术股份有限公司 | Stability testing system and method for FACTS water cooling device |
-
2018
- 2018-04-02 CN CN201820452051.1U patent/CN208076943U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114440970A (en) * | 2021-12-27 | 2022-05-06 | 广州高澜节能技术股份有限公司 | Stability testing system and method for FACTS water cooling device |
| CN114440970B (en) * | 2021-12-27 | 2023-09-01 | 广州高澜节能技术股份有限公司 | Stability testing system and method for FACTS water cooling device |
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