CN107329921A - A kind of device switched for multipath electric signal circuit between circuit simulation system - Google Patents
A kind of device switched for multipath electric signal circuit between circuit simulation system Download PDFInfo
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- CN107329921A CN107329921A CN201710725752.8A CN201710725752A CN107329921A CN 107329921 A CN107329921 A CN 107329921A CN 201710725752 A CN201710725752 A CN 201710725752A CN 107329921 A CN107329921 A CN 107329921A
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- 230000006399 behavior Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4022—Coupling between buses using switching circuits, e.g. switching matrix, connection or expansion network
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/30—Circuit design
- G06F30/36—Circuit design at the analogue level
- G06F30/367—Design verification, e.g. using simulation, simulation program with integrated circuit emphasis [SPICE], direct methods or relaxation methods
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Abstract
The invention provides a kind of device switched for multipath electric signal circuit between circuit simulation system, manual switching electric analog system is used relative to prior art, is related to the switching of hundreds of road signals, workload is huge, numerous and diverse and easy error.The device switched provided by the present invention for multipath electric signal circuit between circuit simulation system, using multiple 16 roads signal shift switch respectively with ADPSS analogue systems, RTDS analogue systems and Control protection system connection, by the connection end for switching 16 road signal shift switch, electric analog system is completed to switch over, 16 road signal shift switch use cut-in type occlusal contact condition mechanism, top is provided with cap, cap is connected with spring, by by pressing spring, compressed or state of upspringing so that it is in, 16 road signal switchings can be controlled simultaneously, therefore the device has simple to operate, save labour, economical rationality, the advantages of being difficult operational error.
Description
Technical field
The present invention relates to electric analog field, more particularly to a kind of multipath electric signal circuit that is used for is in circuit simulation system
Between the device that switches.
Background technology
With socio-economic development, power system becomes increasingly complex, in the actual motion and design of power system, electric power
The application of analogue system becomes more and more indispensable, and electric analog system all has for the analysis such as fault simulation and stability
Highly important meaning, typical electric analog system application is as shown in Figure 1.
In actual applications, because different electric analog system softwares has respective advantage and disadvantage.Such as ADPSS
(Advanced Digital Power System Simulator) electric analog system extended capability is stronger, but in electromagnetism
Application is limited in terms of analysis;RTDS (Real Time Digital Simulator) electric analog system is a kind of special design
System for studying Transient Electromagnetic Phenomena in power system.In electric analog, two kinds of analogue systems can all be used, but by
Involved great expense in Control protection system, therefore, structure shown in Fig. 2 can be used.
As shown in Fig. 2 the first analogue simulation system is ADPSS electric analog systems, the second analogue simulation system is RTDS
Electric analog system.When needing powerful extended capability to emulate large-scale electric network composition, selection ADPSS carries out electric power and imitated
Very, voltage signal, current signal, the position of the switch and other signal behavior first paths are connected in Control protection system, and incite somebody to action
Control protection system output signal is output in ADPSS by the second path.When it should be understood that electromagnetic transient in power system feature
When, selection RTDS carries out electric analog, and voltage signal, current signal, the position of the switch and the path of other signal behaviors the 3rd are connect
Into Control protection system, and Control protection system output signal is output in RTDS by the 4th path.In analogue system
Handoff procedure in, exist analogue system input voltage, electric current, the position of the switch and other signals and Control protection system output letter
Number wait multipath electric signal circuit switching.
In electric analog system, the up to hundreds of roads of the signal being related to, such as typical DC power transmission protection analogue system, electricity
Gas signal up to three or four hundred tunnels, these electric signals need to be linked into analogue system, could emulated.Therefore, if needed
Different electric analog systems are switched to, this hundreds of road electric signal switching is connected to another analogue system, it is existing at present
There is technology to use manual switching electric analog system, be related to the switching of hundreds of road signals, it is huge to there is workload, numerous and diverse, without
The problems such as helping rationally and easily malfunction.
The content of the invention
This application provides a kind of device switched for multipath electric signal circuit between circuit simulation system, to solve
Prior art uses manual switching electric analog system, is related to the switching of hundreds of road signals, and it is huge to there is workload, numerous and diverse, no
Economical rationality and the problems such as easily malfunction.
In order to solve the above-mentioned technical problem, the invention provides following technical scheme:
A kind of device switched for multipath electric signal circuit between circuit simulation system, it is characterised in that:Including:The
One analogue simulation system, the second analogue simulation system, multiple signal shift switch and Control protection system;
The signal shift switch is provided with normally opened end, normal-closed end and common port, first analogue simulation system and institute
Normally opened end connection is stated, second analogue simulation system is connected with the normal-closed end, the Control protection system closes public with described
End connection altogether.
Alternatively, the signal shift switch is 16 road signal shift switch, and the 16 road signal shift switch top is set
Cap and spring are equipped with, the cap bottom is connected with the spring top.
Alternatively, the rated load 30V/1A of the signal shift switch (3), the Ω of contact resistance < 0.02, insulaion resistance
For 500 Ω, -70 DEG C of operating temperature -25 DEG C.
Alternatively, first analogue simulation system includes multigroup first signal element, the first signal element group number
Equal to the signal shift switch quantity, first signal element is provided with a plurality of first connection terminal, and 1 described first connects
Connecting terminal is connected with signal shift switch described in 1 tunnel.
Alternatively, second analogue simulation system includes multigroup secondary signal unit, the secondary signal list number of tuples
Equal to the signal shift switch quantity, the secondary signal unit is provided with a plurality of second connection terminal, and 1 described second connects
Connecting terminal is connected with signal shift switch described in 1 tunnel.
Alternatively, first analogue simulation system is ADPSS analogue systems.
Alternatively, second analogue simulation system is RTDS analogue systems.
From above technical scheme, it is used for multipath electric signal circuit in circuit simulation system the invention provides one kind
Between the device that switches, use manual switching electric analog system relative to prior art, be related to the switching of hundreds of road signals, work
Measure huge, numerous and diverse and easy error.Switch provided by the present invention for multipath electric signal circuit between circuit simulation system
Device, is connected with ADPSS analogue systems, RTDS analogue systems and Control protection system respectively using multiple 16 roads signal shift switch
Connect, by switching the connection end of 16 road signal shift switch, complete electric analog system and switch over, 16 road signal switchings are opened
Close using cut-in type occlusal contact condition mechanism, top is provided with cap, and cap is connected with spring, by by pressing spring so that it is in
Compressed or upspring state, and 16 road signal switchings can be controlled simultaneously, therefore the device has simple to operate, saving labour, economical
Rationally, the advantages of being difficult operational error.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the application, letter will be made to the required accompanying drawing used in embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without having to pay creative labor,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is existing electric analog system structure diagram.
Fig. 2 is existing multipath electric signal circuit switching construction schematic diagram.
Fig. 3 is a kind of apparatus structure signal switched for multipath electric signal circuit between circuit simulation system of the application
Figure.
Fig. 4 is the road signal shift switch structural representation of the application 16.
Description of reference numerals:
1st, the first analogue simulation system;2nd, the second analogue simulation system;3rd, multiple signal shift switch;4th, control protection system
System;5th, first path;6th, the second path;7th, the 3rd path;8th, the 4th path;9th, electric analog simulation system;11st, the first letter
Number unit;21st, secondary signal unit;111st, the first connection terminal;211st, the second connection terminal;31st, normally opened end;32nd, normal-closed end;
33rd, common port, 34, cap;35th, spring
Embodiment
In order to tackle various complicated power systems, in the actual motion and design of power system, typically using electric power
Analogue simulation system is simulated to power system actual motion, failure and stability etc..For power system, mould is emulated
Plan system has become indispensable.Voltage signal, current signal, the position of the switch letter of electric analog system simulation simulated grid
Number and other signal outputs into Control protection system, and receive the output signal of Control protection system.
Different electric analog simulation systems have different function and applications, changeable when needing different functions
Electric analog simulation system.As shown in Fig. 2 being multipath electric signal circuit switching construction schematic diagram, when the powerful extension of needs
When ability emulates large-scale electric network composition, selection ADPSS carries out electric analog, by voltage signal, current signal, the position of the switch
And other signal behavior first paths are connected in control and protection system, and control and protection system output signal is output to by the second path
In ADPSS;When it should be understood that during electromagnetic transient in power system feature, selection RTDS carries out electric analog, by voltage signal, electric current
Signal, the position of the switch and the path of other signal behaviors the 3rd are connected in control and protection system, and control and protection system output signal is passed through into
Four paths are output in RTDS.In the handoff procedure of analogue system, there is analogue system input voltage, electric current, the position of the switch
And the switching of the multipath electric signal circuit such as other signals and Control protection system output signal.
In actually switching electric analog system, due to power system, to be related to the signal that power system is related to often hundreds of
Road, corresponding electric analog simulation system need to be connected with hundreds of roads, and workload is huge, numerous and diverse and easy error.Prior art
Following 2 kinds of technologies can be taken.The first technology, configures 2 sets of Control protection systems, and its advantage is that 2 kinds of different electric power can be avoided to imitate
True simulation system switches repeatedly, can be more quick and easy in 2 analogue system switchings, and if personnel depaly is reasonable, can
Simultaneously to 2 kinds of electric system simulations;It has the disadvantage, needs many a set of Control protection systems of investment, and output investment ratio is larger, economy compared with
Difference, for example, buy 1 set of direct current control and protection system, and cost is at million yuan or so, while Control protection system screen cabinet floor space increase by 1
Times, and maintenance expense also accordingly increases.Second of technology, using manual hand manipulation, its advantage is good economy performance, it is only necessary to increased
Labour cost, disbursement is low;It has the disadvantage that workload is huge and cumbersome, and line misconnection probability is big, switches every time each electric time
Road signal need to confirm repeatedly, once occur signal misconnection or misconnection, it may occur that catastrophe failure, increase fault rate.
For the embodiment of the present invention, specific application scenarios can be with as follows, but not limited to this, as shown in figure 3, being this
A kind of real structural representation of device switched for multipath electric signal circuit between circuit simulation system of application, one kind is used for many
The device that road electric signal loop switches between circuit simulation system, including:First analogue simulation system 1, the second analogue simulation
System 2, multiple signal shift switch 3 and Control protection system 4;The signal shift switch 3 is provided with normally opened end 31, normally closed
End 32 and common port 33, first analogue simulation system 1 are connected with the normally opened end 31, second analogue simulation system 2
It is connected with the normal-closed end 32, the Control protection system 4 is connected with the pass common port 33.
The operation principle of the embodiment of the present application is:First by first analogue simulation system 1 be signally attached to it is described
On the normally opened end 31 of multiple signal shift switch 3, by second analogue simulation system 2 be signally attached to it is the multiple
On the normal-closed end 32 of signal shift switch 3, the multiple signal that is signally attached to of the Control protection system 4 is switched
On the common port 33 of switch 3, and remain that the Control protection system 4 is connected with Togo's signal shift switch 3.
The multiple signal shift switch 3 is switched into the normally opened end 31 successively, now, first analogue simulation system 1 and institute
State Control protection system 4 to connect, the first analogue system simulated operation can be applied;When needing the second analogue system simulated operation,
The multiple signal shift switch 3 is switched into the normal-closed end 32 successively, now, first analogue simulation system 1 and institute
State Control protection system 4 to disconnect, second analogue simulation system 2 is connected with the Control protection system 4.
The device switched provided by the present invention for multipath electric signal circuit between circuit simulation system and above-mentioned 2 kinds of skills
Art is contrasted, the first relatively described technology, and present invention employs multiple signal shift switch, and the first described technology is using increasing
A set of Control protection system is added, it is clear that signal shift switch cost is far below Control protection system, fund of saving reaches up to a hundred
Ten thousand, therefore, the present invention is relative, and the first technology is more reasonable;Relative to second technology, the present invention drastically reduce the area personnel
Workload, electric analog system switch speed and rate of breakdown, therefore, the present invention is relative, and second of technology is more reasonable.
Further, the signal shift switch 3 is 16 road signal shift switch, and 16 road signal shift switch 3 is pushed up
End is provided with cap 34 and spring 35, and the bottom of cap 34 is connected with the top of spring 35, as shown in figure 4, being the application
16 road signal shift switch structural representations.16 road signal shift switch 3 using cut-in type occlusal contact condition mechanism, by by
Press the cap 34 on the spring 35 so that the spring 35, which is in, to be compressed or state of upspringing, you can while carrying out described
16 road signal shift switch 3 are controlled.Specifically, when pressing the cap 34, the spring 35 is made to be in impaction state, this
The normally opened end 31 of the road signal shift switch 3 of Shi Suoshu 16 and the common port 33 of 16 road signal shift switch 3 connect
It is logical, and and the normal-closed end 32 of 16 road signal shift switch 3 and 16 road signal shift switch 3 it is described public
End 33 disconnects.Conversely, the spring 35 ought be pressed again, now the normally opened end 31 of 16 road signal shift switch 3 with
The common port 33 of 16 road signal shift switch 3 disconnects, and and 16 road signal shift switch 3 it is described normally closed
End 32 is connected with the common port 33 of 16 road signal shift switch 3.Use 16 road signal shift switch 3 can be with
It is controlled simultaneously, reduces the workload of staff and be easy to wiring.
Further, the rated load 30V/1A of the signal shift switch 3, the Ω of contact resistance < 0.02, insulaion resistance
For 500 Ω, -70 DEG C of operating temperature -25 DEG C.Selecting the signal shift switch 3 of above-mentioned parameter has smaller contact resistance, right
Signal attenuation can be neglected, while having stronger resistance to voltage levels, life-span and wide in range temperature in use scope, can meet
Electric analog demand.
Further, first analogue simulation system 1 includes multigroup first signal element 11, first signal element
11 groups of numbers are equal to the quantity of signal shift switch 3, and first signal element 11 is provided with a plurality of first connection terminal 111,
1 first connection terminal 111 is connected with signal shift switch 3 described in 1 tunnel.It should be noted that the first emulation mould
Plan system 1 shared signal 16n+m, wherein, n is integer, m≤16, therefore first signal element 11 has n+1 groups.Its
In, having in the 1st group-n-th group in 16 articles of first connection terminals 111, the n-th=1 group has m first connection terminals 111,
1 first connection terminal 111 is connected with signal shift switch 3 described in 1 tunnel.
Further, second analogue simulation system 2 includes multigroup secondary signal unit 21, the secondary signal unit
21 groups of numbers are equal to the quantity of signal shift switch 3, and the secondary signal unit 21 is provided with a plurality of second connection terminal 211,
1 second connection terminal 211 is connected with signal shift switch 3 described in 1 tunnel.It should be noted that the second emulation mould
2 shared signal of plan system 16n+m, wherein, n is that integer, m≤16, therefore secondary signal unit have n+1 groups.Wherein, the 1st
Having in group-n-th group in 16 second connection terminals 211, the n-th=1 group has m described second connection terminal, 211,1 institute
The second connection terminal 211 is stated to be connected with signal shift switch 3 described in 1 tunnel.
Further, first analogue simulation system 1 is ADPSS analogue systems.ADPSS electric analog systems are in
Electric Power Research Institute of state research and development, the ADPSS Simulation System Extensions ability is stronger, but in terms of emi analysis apply by
Limit.When needing powerful extended capability to emulate large-scale electric network composition, switched to by the signal shift switch 3 and select institute
State ADPSS analogue systems and carry out electric analog.
Further, second analogue simulation system 2 is RTDS analogue systems.RTDS is by Canadian Manitoba
The research and development of RTDS companies, the RTDS analogue systems are that one kind is specially designed for Transient Electromagnetic Phenomena in research power system
System.When it should be understood that during electromagnetic transient in power system feature, being switched to by the signal shift switch 3 and selecting the RTDS
Analogue system carries out electric analog.
From above technical scheme, it is used for multipath electric signal circuit in circuit simulation system the invention provides one kind
Between the device that switches, use manual switching electric analog system relative to prior art, be related to the switching of hundreds of road signals, work
Measure huge, numerous and diverse and easy error.Switch provided by the present invention for multipath electric signal circuit between circuit simulation system
Device, is connected with ADPSS analogue systems, RTDS analogue systems and Control protection system respectively using multiple 16 roads signal shift switch
Connect, by switching the connection end of 16 road signal shift switch, complete electric analog system and switch over, 16 road signal switchings are opened
Close using cut-in type occlusal contact condition mechanism, top is provided with cap, and cap is connected with spring, by by pressing spring so that it is in
Compressed or upspring state, and 16 road signal switchings can be controlled simultaneously, therefore the device has simple to operate, saving labour, economical
Rationally, the advantages of being difficult operational error.
It should be appreciated that the invention is not limited in the precision architecture for being described above and being shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (7)
1. a kind of device switched for multipath electric signal circuit between circuit simulation system, it is characterised in that:Including:First
Analogue simulation system (1), the second analogue simulation system (2), multiple signal shift switch (3) and Control protection system (4);
The signal shift switch (3) is provided with normally opened end (31), normal-closed end (32) and common port (33), the first emulation mould
Plan system (1) is connected with the normally opened end (31), and second analogue simulation system (2) is connected with the normal-closed end (32), institute
Control protection system (4) is stated to be connected with the common port (33).
2. the device switched as claimed in claim 1 for multipath electric signal circuit between circuit simulation system, its feature
It is:The signal shift switch (3) is 16 road signal shift switch, and the 16 road signal shift switch top is provided with cap
(34) and spring (35), cap (34) bottom is connected with the spring (35) top.
3. being used for as described in any one of claim 1 or 2, multipath electric signal circuit switched between circuit simulation system
Device, it is characterised in that:The rated load 30V/1A of the signal shift switch (3), the Ω of contact resistance < 0.02, insulaion resistance
For 500 Ω, -70 DEG C of operating temperature -25 DEG C.
4. the device switched as claimed in claim 2 for multipath electric signal circuit between circuit simulation system, its feature
It is:First analogue simulation system (1) includes multigroup first signal element (11), and first signal element (11) organizes number
Equal to the signal shift switch (3) quantity, first signal element (11) is provided with a plurality of first connection terminal (111), 1
First connection terminal (111) described in bar is connected with signal shift switch (3) described in 1 tunnel.
5. the device switched as claimed in claim 2 for multipath electric signal circuit between circuit simulation system, its feature
It is:Second analogue simulation system (2) includes multigroup secondary signal unit (21), and the secondary signal unit (21) organizes number
Equal to the signal shift switch (3) quantity, the secondary signal unit (21) is provided with a plurality of second connection terminal (211), 1
Second connection terminal (211) described in bar is connected with signal shift switch (3) described in 1 tunnel.
6. the device switched as claimed in claim 1 for multipath electric signal circuit between circuit simulation system, its feature
It is:First analogue simulation system (1) is ADPSS analogue systems.
7. the device switched as claimed in claim 1 for multipath electric signal circuit between circuit simulation system, its feature
It is:Second analogue simulation system (2) is RTDS analogue systems.
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CN201710725752.8A CN107329921A (en) | 2017-08-22 | 2017-08-22 | A kind of device switched for multipath electric signal circuit between circuit simulation system |
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CN201710725752.8A CN107329921A (en) | 2017-08-22 | 2017-08-22 | A kind of device switched for multipath electric signal circuit between circuit simulation system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109725534A (en) * | 2018-12-29 | 2019-05-07 | 云南电网有限责任公司电力科学研究院 | The adaptive dynamic programming method of STATCOM controller based on MMC |
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CN105259781A (en) * | 2015-09-25 | 2016-01-20 | 上海交通大学 | Electric power system mixed simulation system for different types of real-time digital simulation apparatuses |
CN205910225U (en) * | 2016-07-22 | 2017-01-25 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | RTDS and RT interface auto -change over device of LAB real -time simulation equipment |
CN207008608U (en) * | 2017-08-22 | 2018-02-13 | 云南电网有限责任公司电力科学研究院 | A kind of device switched for multipath electric signal circuit between circuit simulation system |
-
2017
- 2017-08-22 CN CN201710725752.8A patent/CN107329921A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105259781A (en) * | 2015-09-25 | 2016-01-20 | 上海交通大学 | Electric power system mixed simulation system for different types of real-time digital simulation apparatuses |
CN205910225U (en) * | 2016-07-22 | 2017-01-25 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | RTDS and RT interface auto -change over device of LAB real -time simulation equipment |
CN207008608U (en) * | 2017-08-22 | 2018-02-13 | 云南电网有限责任公司电力科学研究院 | A kind of device switched for multipath electric signal circuit between circuit simulation system |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109725534A (en) * | 2018-12-29 | 2019-05-07 | 云南电网有限责任公司电力科学研究院 | The adaptive dynamic programming method of STATCOM controller based on MMC |
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Application publication date: 20171107 |