CN109445307A - A kind of sub-synchronous oscillation inhibits the test macro and method of device Control protection system - Google Patents
A kind of sub-synchronous oscillation inhibits the test macro and method of device Control protection system Download PDFInfo
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- CN109445307A CN109445307A CN201811357541.4A CN201811357541A CN109445307A CN 109445307 A CN109445307 A CN 109445307A CN 201811357541 A CN201811357541 A CN 201811357541A CN 109445307 A CN109445307 A CN 109445307A
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- control protection
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- synchronous oscillation
- protection system
- device control
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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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- 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
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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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
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0275—Fault isolation and identification, e.g. classify fault; estimate cause or root of failure
- G05B23/0281—Quantitative, e.g. mathematical distance; Clustering; Neural networks; Statistical analysis
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- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
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- Supply And Distribution Of Alternating Current (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention discloses test macros and method that a kind of sub-synchronous oscillation inhibits device Control protection system; wherein test macro includes; equivalent network system, for working condition signal needed for inhibiting the device emulation model of device control protection equipment to provide test to sub-synchronous oscillation；Control protection system, for giving device emulation model according to working condition signal feedback control information and/or action message；Interface circuit, for establishing the communication connection of equivalent network system and Control protection system.Analog network system of the present invention sub-synchronous oscillation under a variety of different working conditions inhibits the phenomenon that device Control protection system controls device; to verify the function and performance that sub-synchronous oscillation inhibits device Control protection system; sub-synchronous oscillation can be improved and inhibit device efficiency of research and development; and the problem of early detection sub-synchronous oscillation inhibits device control and protection system and defect can be being researched and developed, so that sub-synchronous oscillation preferably be instructed to inhibit equipment research and development.
Description
Technical field
The present invention relates to power facility simulations and the field of test technology, and in particular to a kind of sub-synchronous oscillation inhibition device control
The test macro and method of protection system processed.
Background technique
Currently, emulation technology, which has entered real time implementation, emulates the epoch comprehensively, real-time simulation is more nearly real system with it
Simulated environment become the developing direction in emulation field, the development of real-time simulation more makes it possible the emulation of digital physical mixed,
More flexible and convenient and fast means are provided with test for control protective unit exploitation.
Sub-synchronous oscillation inhibits the research and development of device still to use traditional development process, i.e. theory analysis first at present, then
Then off-line simulation verifying manufactures experimently low-pressure physical model and carries out dynamic simulation test, finally carries out the production of actual device.Respectively researched and developed
Journey independence is stronger, it is difficult to and guarantee the smooth transition of subprocess, lacks the support of advanced technology means, processes of research & development is slow, and
And simulating grid whole operating condition is difficult to the dynamic simulation test of low-pressure physical model, flexibility is insufficient, is that follow up device is existing in engineering
The utilization of field increases uncertainty.
Summary of the invention
For this purpose, the invention proposes test macro and method that a kind of sub-synchronous oscillation inhibits device Control protection system,
Building equivalent network system using simulation software inhibits device Control protection system hardware to carry out real-time simulation sub-synchronous oscillation
Test, to solve the problems, such as that the dynamic simulation test of low-pressure physical model is difficult to simulating grid whole operating condition.
According in a first aspect, the embodiment of the invention provides the surveys that a kind of sub-synchronous oscillation inhibits device Control protection system
Test system, including, equivalent network system, for inhibiting the device emulation model of device control protection equipment to mention to sub-synchronous oscillation
For the working condition signal needed for testing；Control protection system, for being given according to working condition signal feedback control information and/or action message
Device emulation model；Interface circuit, for establishing the communication connection of equivalent network system and Control protection system.
Optionally, equivalent network system includes: primary equipment, comprising: thermal power plant, wind park, photovoltaic plant, breaker,
Transformer, load and sub-synchronous oscillation inhibit the device emulation model of device control protection equipment；Thermal power plant, wind park and photovoltaic
Load and transformer are separately connected by breaker after the series connection of power station, transformer connects sub-synchronous oscillation and inhibits device control protection
The device emulation model of equipment；Interface module, for establishing equivalent network system and Control protection system signal passing interface.
Optionally, testing required working condition signal includes: system voltage signal, the electric current letter that equivalent network system provides
Number, separating brake action message, the feed motion information of circuit breaker switch state signal and breaker.
Optionally, interface circuit includes: analog output card, the system voltage letter for providing equivalent network system
Number and current signal output；Power amplifier, system voltage signal and current signal for exporting analog output card
It amplifies and passes to Control protection system；Digital input card, for pressing down Control protection system to sub-synchronous oscillation
The separating brake of breaker, conjunction in the control information of the device emulation model of device control protection equipment processed and equivalent network system model
Lock action message passes to sub-synchronous oscillation and inhibits in the device emulation model of device control protection equipment；Digital output card,
For circuit breaker switch state signal to be transmitted to Control protection system.
According to second aspect, the embodiment of the invention provides the surveys that a kind of sub-synchronous oscillation inhibits device Control protection system
Method for testing, comprising: equivalent network system model is built, for working condition signal needed for providing test；Interface circuit is built, is used for
The working condition signal that equivalent network system model provides is passed into Control protection system, Control protection system is anti-according to working condition signal
The control information and/or action message of feedback pass to the device emulation model that sub-synchronous oscillation inhibits device control protection equipment；?
Control protection system is tested under the operating condition that equivalent electric network model provides.
The embodiment of the invention provides a kind of sub-synchronous oscillation inhibit device Control protection system test macro and method,
Analog network system sub-synchronous oscillation under a variety of different working conditions inhibits device Control protection system to control device
The case where, to verify function and performance that sub-synchronous oscillation inhibits device Control protection system, sub-synchronous oscillation can be improved
Inhibit device efficiency of research and development, and can research and develop early detection sub-synchronous oscillation inhibit device control and protection system the problem of with
Defect, so that sub-synchronous oscillation preferably be instructed to inhibit equipment research and development.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 shows the test macro schematic diagram that sub-synchronous oscillation of the embodiment of the present invention inhibits device Control protection system；
Fig. 2 shows the test method schematic diagrames that sub-synchronous oscillation of the embodiment of the present invention inhibits device Control protection system.
Wherein appended drawing reference are as follows:
110- equivalence network system；120- interface circuit；1- wind park；2- photovoltaic plant；3- thermal power plant；4- load；5-
Synchronized oscillation inhibits the device emulation model of device control protection equipment；6- power amplifier；7- analog output card；8- number
Word amount input card；9- power amplifier；10- Control protection system；11- digital output card.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art are not having
Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
As shown in Figure 1, the embodiment of the invention provides the tests that a kind of sub-synchronous oscillation inhibits device Control protection system
System, comprising:
Equivalent network system 110, for inhibiting the device emulation model 5 of device control protection equipment to mention to sub-synchronous oscillation
For the working condition signal needed for testing.In the present embodiment, equivalent network system 110 includes: primary equipment, comprising: wind park 1,
Photovoltaic plant 2, thermal power plant 3, breaker, transformer, load 4 and synchronized oscillation inhibit the device emulation of device control protection equipment
Model 5 is separately connected load 4 and transformer, transformer by breaker after thermal power plant 3, wind park 1 and the series connection of photovoltaic plant 2
Connect the device emulation model 5 that sub-synchronous oscillation inhibits device control protection equipment；Interface module, for establishing equivalent power grid system
System 110 and 10 signal passing interface of Control protection system.Working condition signal needed for test includes: that equivalent network system 110 provides
System voltage signal, current signal, the separating brake action message of circuit breaker switch state signal and breaker, feed motion letter
Breath.
Control protection system 10 is used for according to working condition signal feedback control information and/or action message to sub-synchronous oscillation
Inhibit the device emulation model 5 of device control protection equipment.
Interface circuit 120, for establishing the communication connection of equivalent network system 110 and Control protection system 10.In this reality
It applies in example, interface circuit 120 includes: analog output card 7, the system voltage letter for providing equivalent network system 110
Number, current signal and circuit breaker switch state signal output；Power amplifier 9 is for export analog output card 7
System voltage signal and current signal amplify and pass to Control protection system 10.Digital input card 8, for that will control
Protection system 10 inhibits the control information and equivalence power grid of the device emulation model 5 of device control protection equipment to sub-synchronous oscillation
It is imitative to pass to the equipment that sub-synchronous oscillation inhibits device control to protect equipment for the separating brake of breaker, feed motion information in system 110
In true mode 5；Digital output card 11, for circuit breaker switch state signal to be transmitted to Control protection system 10.
The embodiment of the invention provides the test macro that a kind of sub-synchronous oscillation inhibits device Control protection system, analogs
Network system sub-synchronous oscillation under a variety of different working conditions inhibits the phenomenon that device Control protection system controls device,
To verify the function and performance that sub-synchronous oscillation inhibits device Control protection system, sub-synchronous oscillation can be improved and inhibit device
Efficiency of research and development, and the problem of early detection sub-synchronous oscillation inhibits device control and protection system and defect can be being researched and developed, more
Sub-synchronous oscillation is instructed to inhibit equipment research and development well.
As shown in Fig. 2, the embodiment of the invention provides the tests that a kind of sub-synchronous oscillation inhibits device Control protection system
Method, comprising:
S101. equivalent network system model is built, for working condition signal needed for providing test；Detailed content is referring to above-mentioned
The associated description of test macro embodiment medium value network system 110.
S102. interface circuit is built, the working condition signal for providing equivalent network system model passes to control protection system
Control information and/or action message that Control protection system is fed back according to working condition signal are passed to sub-synchronous oscillation and inhibit dress by system
Set the device emulation model of control protection equipment；Detailed content referring to interface circuit 120 in above-mentioned test macro embodiment phase
Close description.
S103. Control protection system is tested under the operating condition that equivalent electric network model provides.Measurement condition includes: steady
The operating condition of state, regulation state and fault case.
Although being described in conjunction with the accompanying the embodiment of the present invention, those skilled in the art can not depart from the present invention
Spirit and scope in the case where various modifications and variations can be made, such modifications and variations are each fallen within by appended claims institute
Within the scope of restriction.
Claims (5)
1. the test macro that a kind of sub-synchronous oscillation inhibits device Control protection system characterized by comprising
Equivalent network system, for inhibiting the device emulation model of device control protection equipment to provide test institute to sub-synchronous oscillation
The working condition signal needed；
Control protection system, for giving the device emulation according to the working condition signal feedback control information and/or action message
Model；
Interface circuit, for establishing the communication connection of the equivalent network system and Control protection system.
2. test macro according to claim 1, which is characterized in that it is described equivalence network system include:
Primary equipment, comprising: thermal power plant, wind park, photovoltaic plant, breaker, transformer, load and sub-synchronous oscillation inhibit dress
Set the device emulation model of control protection equipment；
The load and the transformation are separately connected by the breaker after the thermal power plant, wind park and photovoltaic plant series connection
Device, the transformer connect the device emulation model that the sub-synchronous oscillation inhibits device control protection equipment；
Interface module, for establishing the equivalent network system and the Control protection system signal passing interface.
3. test macro according to claim 1, which is characterized in that working condition signal needed for the test includes:
System voltage signal that equivalent network system provides, current signal, circuit breaker switch state signal and breaker separating brake
Action message, feed motion information.
4. test macro according to claim 1 or 2, which is characterized in that the interface circuit includes:
Analog output card, system voltage signal and current signal for providing the equivalent network system export；
Power amplifier, system voltage signal and current signal for exporting the analog output card amplify simultaneously
Pass to the Control protection system；
Digital input card, for the Control protection system to be inhibited device control protection equipment to the sub-synchronous oscillation
Device emulation model control information and the separating brake of breaker in the equivalent network system model, feed motion information pass to
The sub-synchronous oscillation inhibits in the device emulation model of device control protection equipment；
Digital output card, for circuit breaker switch state signal to be transmitted to the Control protection system.
5. the test method that a kind of sub-synchronous oscillation inhibits device Control protection system characterized by comprising
Equivalent network system model is built, for working condition signal needed for providing test；
Interface circuit is built, the working condition signal for providing the equivalent network system model passes to control protection system
Control information and/or action message that the Control protection system is fed back according to the working condition signal are passed to described time together by system
Walk the device emulation model of vibration suppression device control protection equipment；
The Control protection system is tested under the operating condition that the equivalent electric network model provides.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811357541.4A CN109445307A (en) | 2018-11-15 | 2018-11-15 | A kind of sub-synchronous oscillation inhibits the test macro and method of device Control protection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811357541.4A CN109445307A (en) | 2018-11-15 | 2018-11-15 | A kind of sub-synchronous oscillation inhibits the test macro and method of device Control protection system |
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| CN103020385A (en) * | 2012-12-28 | 2013-04-03 | 辽宁省电力有限公司电力科学研究院 | RTDS-based 500-Kv major network modeling simulation systems for power network |
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Application publication date: 20190308 |