CN106227065A - A kind of microcomputer protective relay device simulation system - Google Patents
A kind of microcomputer protective relay device simulation system Download PDFInfo
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- CN106227065A CN106227065A CN201610804523.0A CN201610804523A CN106227065A CN 106227065 A CN106227065 A CN 106227065A CN 201610804523 A CN201610804523 A CN 201610804523A CN 106227065 A CN106227065 A CN 106227065A
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- 238000004088 simulation Methods 0.000 title claims abstract description 54
- 230000001681 protective effect Effects 0.000 title claims abstract description 52
- 238000004891 communication Methods 0.000 claims description 32
- 230000006870 function Effects 0.000 claims description 28
- 238000012360 testing method Methods 0.000 claims description 22
- 230000004044 response Effects 0.000 claims description 5
- 108090000623 proteins and genes Proteins 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 8
- 238000012549 training Methods 0.000 description 6
- 238000004422 calculation algorithm Methods 0.000 description 4
- 238000005094 computer simulation Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 238000013178 mathematical model Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012812 general test Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
- G05B17/02—Systems involving the use of models or simulators of said systems electric
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Abstract
The present invention provides a kind of microcomputer protective relay device simulation system; including: simulator container, simulator plug-in unit and virtual test instrument; described simulator container is provided with virtual test instrument interface; described simulator plug-in unit is provided with driving calling interface; described virtual test instrument is connected by described virtual test instrument interface with described simulator container, and described simulator plug-in unit and described simulator container are by described driving calling interface.
Description
Technical field
The invention belongs to power system relay protection device computer simulation technique field, be specifically related to a kind of microcomputer relay
Protection device simulation system.
Background technology
In Computer Simulation field, having a kind of technology virtual machine (Virtual Machine) technology, this technology refers to lead to
Cross software simulation there is complete hardware system function, the complete computer that operates in a completely isolated environment.
It has a true duplicate function of windows system, and after entering virtual system, all operations is all brand-new only at this
Carry out inside vertical virtual system, can independently installed operation software, preserve data, have the independent table of oneself, will not be right
Real operating system produces any impact.Microcomputer protective relay device simulator technology is similar with virtual machine concept, but also has
Difference.This simulator technology may be defined as: by computer software and hardware resource simulation microcomputer protective relay device products-hardware and
A kind of technology of function.Being with the difference of computer virtual machine technology, the general core processor of computer virtual machine is exactly mainly
INTEL and AMD two company, the most only needs virtual both core processors, and embedded processor technology system (ARM,
DSP, PowerPC), product class and producer the most, the most same technical system such as ARM, framework also has a lot, such as
The frameworks such as CotexM3, M4, A8, A9, below same framework, such as CotexM4 each producer peripheral hardware is the most different, is therefore calculating at present
Also there is no to simulate completely the virtual machine of so many chip architecture on machine.
Digital simulation technique is power system network and load elements to be set up its mathematical model, with mathematical model in numeral
The process tested and study is carried out on computer；Realize Digital Simulation to generally comprise founding mathematical models, set up Digital Simulation mould
Type and three key steps of emulation experiment；Power system digital simulation application is very extensive, mainly has: research electric power digital
Emulation, such as electromagnetic transient in power system calculation procedure (EMTP), power system comprehensive power flow program (BPA), training power train
System Digital Simulation, such as electric power system dispatching person's Training Simulation System (DTS), Substation Training Simulation System etc..Power train at present
The emulation that system relates to is substantially the emulation in terms of algorithm, and not for the ASS of electric secondary device, does not also have
Retrieve related realization method and simulator.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of microcomputer protective relay device simulation system, overcomes above-mentioned lacking
Fall into, solve the problems referred to above.
For solving above-mentioned technical problem, the present invention provides a kind of microcomputer protective relay device simulation system, including:
Simulator container, simulator plug-in unit and virtual test instrument, described simulator container is provided with virtual test instrument interface,
Described simulator plug-in unit is provided with driving calling interface, and described virtual test instrument and described simulator container are by described virtual survey
Examination instrument interface connects, and described simulator plug-in unit is held by described driving calling interface, described simulator with described simulator container
Device is provided with communication serial port drive interface, opens incoming interface, outputs interface, analog quantity interface, user-machine interface and communication network port
Driving interface, described simulator plug-in unit is provided with human-computer interface module, data acquisition module, relay protective scheme module and communication function
Module, described human-computer interface module, data acquisition module, relay protective scheme module and communication function module are adjusted with described driving respectively
Connect with interface.
As a kind of preferred version of a kind of microcomputer protective relay device simulation system of the present invention, described simulator
Power down memory interface it is additionally provided with on container.
As a kind of preferred version of a kind of microcomputer protective relay device simulation system of the present invention, described simulator
Multi-task scheduling device it is additionally provided with on container.
As a kind of preferred version of a kind of microcomputer protective relay device simulation system of the present invention, described simulator
High-resolution timer it is additionally provided with on container.
As a kind of preferred version of a kind of microcomputer protective relay device simulation system of the present invention, described simulator
Real-time clock interface it is additionally provided with on container.
As a kind of preferred version of a kind of microcomputer protective relay device simulation system of the present invention, described virtual survey
Examination instrument also includes stress_responsive genes module, alternation test module, manual test module, status switch module, time response test
Module and other test modules.
As a kind of preferred version of a kind of microcomputer protective relay device simulation system of the present invention, described virtual survey
Examination instrument carries out communication by communications protocol and described simulator container.
As a kind of preferred version of a kind of microcomputer protective relay device simulation system of the present invention, described simulator
Container is mutually called by function pointer interface with described simulator plug-in unit.
Compared with prior art, a kind of microcomputer protective relay device simulation system that the present invention proposes, major advantage has
The following aspects:
(1) microcomputer protective relay device core code module uses standard C/C++ to write, and therefore can directly calculate
Carrying out transplanting compiling by VC on machine, core code, without any change, can be simulated exploitation or auxiliary under not having hardware condition
Help analysis；
(2) using computer simulation technique can test each arbitrary boundary conditions of various protection algorism, this is actual
Device is unable to reach ground, such as executes high current, and general test instrument is only capable of applying the electric current of certain time scope certain numerical value, and
Computer is then limited without this, therefore can increase protection device code robustness；
(3) can import actual device Parameter File, becoming in enterprises can be the most on computers to on-the-spot relay protection
Plant running parametric environmental is simulated test, greatly improves site problems and analyzes response speed, improves user satisfaction；
(4) can use Matlab Simulink power system blockset that fault model is modeled, the phantom of derivation
Code file (C) can be embedded in simulator, can carry out closed-loop simulation, can simulated moving model simulated effect, it is well known that dynamic model is imitated
True cost is high, and this simulation is combined with Matlab Simulink can reduce testing cost, can carry out dynamic model emulation in actual device
Power failure can be simulated by front change in advance；
(5) simulator can be as technical support training, publicity demonstration means, it is not necessary to carrying actual device just can be to complete series
Microcomputer protective relay device carries out relevant presentation, can strengthen training and product demonstration effect；
(6) communication function simulation supported by simulator, does not has actual device the most at the scene or during without service condition, it is possible to provide
Carry out stipulations joint debugging simulation to the system integration, reduce the joint debugging time, improve field deployment work efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, required use in embodiment being described below
Accompanying drawing be briefly described, it should be apparent that, below describe in accompanying drawing be only some embodiments of the present invention, for this
From the point of view of the those of ordinary skill of field, on the premise of not paying creative work, it is also possible to obtain other according to these accompanying drawings
Accompanying drawing.Wherein,
Fig. 1 is the frame construction drawing of a kind of microcomputer protective relay device simulation system of the present invention.
Wherein: 1 be simulator container, 11 be virtual test instrument interface, 12 be communication serial port drive interface, 13 for opening into connecing
Mouthful, 14 for output interface, 15 for analog quantity interface, 16 for user-machine interface, 17 for communication network port driving interface, 18 be power down
Memory interface, 19 be multi-task scheduling device, 2 for simulator plug-in unit, 21 for drive calling interface, 22 for human-computer interface module, 23
For data acquisition module, 24 be relay protective scheme module, 25 be communication function module, 3 be virtual test instrument, 31 for stress_responsive genes mould
Block, 32 be alternation test module, 33 be manual test module, 34 for status switch module, 35 be time response test module, 36
For other test modules, 41 be high-resolution timer, 42 for real-time clock interface, 5 for communications protocol, 6 be function pointer interface.
Detailed description of the invention
A kind of microcomputer protective relay device simulation system of the present invention, including simulator container 1, simulator plug-in unit
2 and virtual test instrument 3.
Understandable, below in conjunction with detailed description of the invention for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from
The present invention is further detailed explanation.
First, " embodiment " or " embodiment " referred to herein refers to may be included at least one realization side of the present invention
Special characteristic, structure or characteristic in formula.Different in this manual local " in one embodiment " occurred not refer both to
Same embodiment, is not single or the most mutually exclusive with other embodiments embodiment.
Secondly, the present invention utilizes structural representation etc. to be described in detail, when describing the embodiment of the present invention in detail, for ease of saying
Bright, represent that the schematic diagram of microcomputer protective relay device simulation system structure can be disobeyed general ratio and be made partial enlargement, Er Qiesuo
Stating schematic diagram is example, and it should not limit the scope of protection of the invention at this.Additionally, should comprise in actual fabrication length,
Width and the three dimensions of the degree of depth.
Refer to the frame construction drawing that Fig. 1, Fig. 1 are a kind of microcomputer protective relay device simulation systems of the present invention.As
Shown in Fig. 1, the present invention provides a kind of microcomputer protective relay device simulation system, including: simulator container 1, simulator plug-in unit 2
With virtual test instrument 3, described simulator container 1 is provided with virtual test instrument interface 11, and described simulator plug-in unit 2 is provided with driving
Calling interface 21, described virtual test instrument 3 is connected by described virtual test instrument interface 11 with described simulator container 1, described
Simulator plug-in unit 2 and described simulator container 1 are by described driving calling interface 21.Various piece function will be respectively described below
And interaction:
Part I: simulator container 1, similar with computer virtual machine concept, it is used for simulating microcomputer protective relay and is transported
The software and hardware resources of row.The protective relaying device hardware resource wherein simulated mainly has intake (including out incoming interface 13), opens
Output includes (including outputing interface 14), analog quantity (including analog quantity interface 15), power down memorizer (including), high precision timing
Device 41, real-time clock (RTC) (including real-time clock interface 42), communication serial ports (including communication serial port drive interface 12), communication
Network interface (including that communication network port drives interface 17) and user-machine interface (including user-machine interface 16).Software resource is main
Being to simulate the real-time multi-task operating system that microcomputer protective relay is run, this simulator multi-task scheduling device 19 can use
Tri-kinds of multi-task scheduling devices of UCOSII, RThread and PThread, these three multi-task scheduling device has on computers accordingly
Simulated implementation, therefore microcomputer protective relay product typically selects these three multiple task operating system in the design phase as far as possible, this
Sample code can transplant change amount little embedded public with on computer.
Simulator container 1 software and hardware resources interface is mutual with Part II simulator plug-in unit 2 in function pointer interface 6 mode
Call.Simulator plug-in unit 2 calls associated hardware interfaces by function pointer, such as read RTC current system real-time clock time,
Reading open into, output the amount of outputing, read analog quantity, read-write power down memory data, by serial ports, network interface (Socket socket)
With external system communication, and read key information and operation simulation liquid crystal function.Simulator container is at timer time simultaneously
Then, it is possible to call simulator plug-in unit by function pointer and gather calculating and algorithm accordingly, it is achieved analog hardware and simulation dress
Put the mutual of plug-in unit.
The switching signal of the operation interface simulation outside 0 or 1 that intake simulation can be provided by simulator container 1, it is possible to
Simulated by the virtual test instrument 3 of Part III and apply；The amount of outputing can be filled by the operation interface display that simulator container 1 provides
Put each status information outputed current, it is possible to the virtual test instrument 3 that the amount of outputing feeds back to Part III shows；Simulation
Measure owing to relay protection is generally of ac, currently mainly given by communication transmitting order to lower levels by Part III virtual test instrument 3
Simulator container 1, is simulated according to the analog quantity parameter issued by simulator container 1；It is additionally provided with on described simulator container 1
Power down memory interface 18, power down memorizer can use file mode to be simulated, store in binary file mode；High-precision fixed
Time device 41 use computer media intervalometer to be simulated, microsecond scale can be accurate to, the emulation to high sampling rate can be met
Simulation；Real-time clock uses computer system time to be simulated；Communication serial ports uses serial ports of computers to be simulated, it is provided that string
Mouth driving interface calls for simulator plug-in unit and carries out packet sending and receiving；Network (Socket socket) uses computer Socket socket
Word drive interface, network IEC103, IEC104 and ModbusTcp communications protocol can use this sockets interface to realize；Man-machine boundary
Face uses the virtual liquid crystal that simulator container 1 provides, and simulator plug-in unit 2 can carry out man machine interface mould by user-machine interface 16
Block 22 display and operation.
Part II: simulator plug-in unit 2, namely microcomputer protective relay device business function simulation plug-in unit 2, this plug-in unit can
Simulate various different microcomputer protective relay device.This plug-in unit mainly include data acquisition module 23, relay protective scheme module 24 and
The simulation of communication function module 25.This plug-in unit core code is basically identical with embedded equipment code (C or C++), or only need right
Microcomputer protective relay core code does cross-platform compatibility design, core code only by drive calling interface and actual hardware or
Simulator hardware interacts, this design can make relay protection core code can the most compatible more flush bonding processors, transplant
It is easier to new platform.
Data acquisition module 23 gathers such as to be opened the driving calling interface 21 provided by simulator container into, analog quantity and enters
Row obtains；Relay protective scheme module 24, owing to being pure software algorithm, is only come into contacts with service logic memory variable；Communication function module
25 interfaces that drive provided by simulator container carry out the transmitting-receiving of message data；Human-computer interface module 22 is by simulator container
The driving interface provided obtains key value and carries out liquid crystal analog information.
Simulator plug-in unit 2 is compiled into dynamic base (DLL) form, and simulator container only one of which, simulator plug-in unit is according to being
Row different device demand, has multiple different DLL, and simulator can allow user select device model to be simulated, in fact after starting
Namely select dynamically to import to dynamic base DLL.This method can make hardware simulation completely separable with service analogue, enhances
Simulator versatility and usability.
Part III: virtual test instrument 3, namely the computer simulation tester of relay-protection tester, principle is logical
Cross computer software algorithm and provide analog quantity, intake and the amount of outputing simulation output and acquisition function, test to simulator container 1
Functional module mainly include manual test module 33, status switch module 34, alternation test module 32, stress_responsive genes module 31,
Time response test module 35 and other test modules 36 etc., test function can actual microcomputer protective relay device needs
Defencive function expands.
Virtual test instrument 3 is by the simulator of debugging agreement 5 (Tcp Socket socket communication modes) with Part I
Container 1 carries out communication, simulator container 1 resident virtual test instrument real-time simulation interface, is mainly used in receiving virtual test instrument and surveys
Trial business control command, the amount of outputing producing various analog quantitys, intake and collection simulator plug-in unit output in real time is surveyed
Trial is engaged in back examining.
By virtual test instrument 3, various signal input state, the even working environment of instability can be simulated, on the one hand
Microcomputer protective relay algorithm and robustness thereof can be verified in product development process, on the other hand, can be visually to engineering staff
And user carries out product introduction, measures and protect the functions such as simulation, liquid crystal interface simulation shows, vivid, simultaneously in school
Also good research and teaching meaning can be played.
To sum up, this microcomputer protective relay device simulation system is simulator technology, is the software and hardware using computer
Resource simulates software and hardware resources and the apparatus function that microcomputer protective relay device is used, and uses this simulator technology to break away from numerous
The constraint of embedded chip, can allow developer focus more on the functional simulation of microcomputer protective relay device, proof of algorithm, visualization
The aspects such as training.Microcomputer protective relay device is mainly used in gathering and analyzing electric power system fault and jeopardize the exception of safe operation
Operating mode, to inquire into the anti-accident automation equipment of its countermeasure.The object that this simulator is simulated is that my company's seriation microcomputer continues
Electrical protective device, this Series Microcomputer protective relaying device be integrate measurement, control, monitor, protect, the several functions such as communication
Power automation new high-tech product, be constitute intelligent switchboard system preferable electric appliance unit.This Series Microcomputer relay protection
Device mainly comprises following functions:
1), several functions highly integrated, configure flexibly, have the man machine interface of close friend, can be as 35KV and following
The isolated neutral system of electric pressure, small resistance grounding system, arc suppression coil earthing system, all kinds of electricity of solidly grounded system
Device equipment and the protection of circuit and observing and controlling, it is possible to as the protection of the voltage x current of system in part 66KV, 110KV electric pressure
And observing and controlling.
2), 32-bit number processor is used to have the inner core of advanced person, high-speed computation ability and real time signal processing etc.
Advantage.
3), supporting conventional RS485 bus and ethernet communication, communication protocol supports that IEC103, Modbus and numeral become
Power station IEC61850MMS stipulations.
4), perfect self-test capability, find device exception automatic alarm.
It should be noted that above example is only in order to illustrate technical scheme and unrestricted, although with reference to preferably
The present invention has been described in detail by embodiment, it will be understood by those within the art that, can be to the technology of the present invention
Scheme is modified or equivalent, and without deviating from the spirit and scope of technical solution of the present invention, it all should be contained at this
In the middle of bright right.
Claims (8)
1. a microcomputer protective relay device simulation system, it is characterised in that including: simulator container, simulator plug-in unit and
Virtual test instrument, described simulator container is provided with virtual test instrument interface, and described simulator plug-in unit is provided with driving and calls and connect
Mouthful, described virtual test instrument is connected by described virtual test instrument interface with described simulator container, described simulator plug-in unit and
Described simulator container by described driving calling interface, described simulator container be provided with communication serial port drive interface, open into
Interface, output interface, analog quantity interface, user-machine interface and communication network port drive interface, described simulator plug-in unit is provided with
Human-computer interface module, data acquisition module, relay protective scheme module and communication function module, described human-computer interface module, data acquisition
Collection module, relay protective scheme module and communication function module are connected with described driving calling interface respectively.
2. microcomputer protective relay device simulation system as claimed in claim 1, is characterized in that: on described simulator container also
It is provided with power down memory interface.
3. microcomputer protective relay device simulation system as claimed in claim 1, is characterized in that: on described simulator container also
It is provided with multi-task scheduling device.
4. microcomputer protective relay device simulation system as claimed in claim 1, is characterized in that: on described simulator container also
It is provided with high-resolution timer.
5. microcomputer protective relay device simulation system as claimed in claim 1, is characterized in that: on described simulator container also
It is provided with real-time clock interface.
6. microcomputer protective relay device simulation system as claimed in claim 1, is characterized in that: described virtual test instrument also wraps
Included stress_responsive genes module, alternation tests module, manual test module, status switch module, time response test module and it
He tests module.
7. microcomputer protective relay device simulation system as claimed in claim 1, is characterized in that: described virtual test instrument passes through
Communications protocol and described simulator container carry out communication.
8. microcomputer protective relay device simulation system as claimed in claim 1, is characterized in that: described simulator container and institute
State simulator plug-in unit mutually to be called by function pointer interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610804523.0A CN106227065A (en) | 2016-09-06 | 2016-09-06 | A kind of microcomputer protective relay device simulation system |
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| CN201610804523.0A CN106227065A (en) | 2016-09-06 | 2016-09-06 | A kind of microcomputer protective relay device simulation system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107317399A (en) * | 2017-08-09 | 2017-11-03 | 南京国电南自电网自动化有限公司 | Intelligent substation visualization is automatic to dot system and method |
| CN108061833A (en) * | 2017-12-14 | 2018-05-22 | 南京能云电力科技有限公司 | Test equipment automatic checkout system and method based on virtual test instrument interface module |
| CN108802524A (en) * | 2018-06-05 | 2018-11-13 | 国网江苏省电力有限公司苏州供电分公司 | Simulate protection supervisory equipment |
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Application publication date: 20161214 |