CN109557391A - Flexible direct current converter valve fault simulation mechanism and system - Google Patents
Flexible direct current converter valve fault simulation mechanism and system Download PDFInfo
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- CN109557391A CN109557391A CN201811396624.4A CN201811396624A CN109557391A CN 109557391 A CN109557391 A CN 109557391A CN 201811396624 A CN201811396624 A CN 201811396624A CN 109557391 A CN109557391 A CN 109557391A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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Abstract
The present invention provides a kind of flexible direct current converter valve fault simulation mechanism and systems, are related to flexible DC transmission technology field, comprising: converter valve equivalent device, human-computer interface device and failure setting device；Human-computer interface device, which is used to be inputted according to user, determines fault simulation instruction, and fault simulation instruction is transmitted to failure setting device；Failure setting device, which is used to be instructed according to fault simulation, generates failure setting signal, and failure setting signal is transmitted to converter valve equivalent device；Converter valve equivalent device is used to execute fault simulation according to the converter valve submodule inside the control of failure setting signal, and the internal state information of instruction execution result and converter valve equivalent device is generated according to fault simulation situation, instruction execution result and internal state letter are transmitted to failure setting device, solve it is existing in the prior art flexible direct current converter valve is detected during, the fault simulation process of early period technical problem relatively difficult to achieve.
Description
Technical field
The present invention relates to flexible DC transmission technology fields, more particularly, to a kind of flexible direct current converter valve fault simulation machine
Structure and system.
Background technique
Converter valve is the core equipment of DC transmission engineering, is obtained by the way that three-phase alternating voltage is successively connected to DC terminal
The control of desired DC voltage and realization to power.The design of converter valve apply power electronic technique, light-operated switch technology,
The state-of-the-art technology and research achievement of high pressure technique, control technology and technology of pressure equalization, cooling technology, high pressure insulating materials.
Converter valve is by thyristor, damping capacitor, equalizing capacitance, damping resistance, equalizing resistance, saturable reactor, thyristor
The components such as control unit composition.Wherein, thyristor is the core component of converter valve, it determines the through-current capability of converter valve,
By the way that desired system voltage can be obtained in the series connection of multiple Thyristors.The triggering mode of thyristor is divided into electricity triggering and light touching
Hair.
Currently, the fault simulation process of early period is relatively difficult to achieve during detecting to flexible direct current converter valve.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of flexible direct current converter valve fault simulation mechanism and system,
With solve it is existing in the prior art flexible direct current converter valve is detected during, the fault simulation process of early period is more difficult
The technical issues of realization.
In a first aspect, the embodiment of the invention provides a kind of flexible direct current converter valve fault simulation mechanisms, comprising: converter valve
Equivalent device, human-computer interface device and failure setting device；
The human-computer interface device, which is used to be inputted according to user, determines fault simulation instruction, and the fault simulation is instructed
It is transmitted to the failure setting device；
The failure setting device, which is used to be instructed according to the fault simulation, generates failure setting signal, and by the failure
Setting signal is transmitted to the converter valve equivalent device；
The converter valve equivalent device is used to be executed according to the converter valve submodule inside failure setting signal control
Fault simulation, and believed according to the internal state that fault simulation situation generates instruction execution result and the converter valve equivalent device
Breath, is transmitted to the failure setting device for described instruction implementing result and the internal state letter；
The failure setting device is also used to generate event according to described instruction implementing result and the internal state information
Reported information and state reporting information, and the event reported information and the state reporting letter are transmitted to the man-machine interface
Device.
With reference to first aspect, the embodiment of the invention provides the first possible embodiments of first aspect, wherein institute
It states converter valve equivalent device and is also used to parse the failure setting signal, obtain parsing result, and the parsing result is distributed
To the converter valve submodule of inside, fault simulation is carried out to control the converter valve submodule.
With reference to first aspect, the embodiment of the invention provides second of possible embodiments of first aspect, wherein institute
Wire communication between human-computer interface device and the failure setting device is stated to connect；
Wire communication connects between the converter valve equivalent device and the failure setting device.
With reference to first aspect, the embodiment of the invention provides the third possible embodiments of first aspect, wherein also
It include: control protective unit and valve control device；
The control protective unit is used for the control signal transmitted according to the human-computer interface device, is filled by the valve control
The control converter valve equivalent device is set, so that the converter valve equivalent device operates normally.
With reference to first aspect, the embodiment of the invention provides the 4th kind of possible embodiments of first aspect, wherein institute
Wire communication between control protective unit and the human-computer interface device is stated to connect；
Wire communication connects between the valve control device and the control protective unit；
Wire communication connects between the converter valve equivalent device and the valve control device.
Second aspect, the embodiment of the present invention also provide a kind of flexible direct current converter valve fault simulation system, comprising: time service is set
Standby and flexible direct current converter valve fault simulation mechanism as described in relation to the first aspect；
The time service equipment is used to carry out the failure setting device in the flexible direct current converter valve fault simulation mechanism
GPS time service.
In conjunction with second aspect, the embodiment of the invention provides the first possible embodiments of second aspect, wherein institute
Time service equipment is stated for GPS being carried out to the failure setting device and being awarded by transmitting IRIG-B code to the failure setting device
When.
In conjunction with second aspect, the embodiment of the invention provides second of possible embodiments of second aspect, wherein institute
Failure setting device is stated for adding the time to the event reported information and the state reporting information according to GPS time service result
Label.
In conjunction with second aspect, the embodiment of the invention provides the third possible embodiments of second aspect, wherein institute
Failure setting device is stated to be also used to carry out the event reported information and the state reporting information according to the time tag
Arrangement, obtains chronologically-based event reported information and state reporting information.
In conjunction with second aspect, the embodiment of the invention provides the 4th kind of possible embodiments of second aspect, wherein institute
State failure setting device be also used to for chronologically-based the event reported information and state reporting information being transmitted to it is described
Human-computer interface device.
Technical solution provided in an embodiment of the present invention brings following the utility model has the advantages that provided in an embodiment of the present invention flexible straight
Flow converter valve fault simulation mechanism and system.Flexible direct current converter valve fault simulation mechanism includes: failure setting device, the change of current
Valve equivalent device and human-computer interface device, wherein the human-computer interface device, which is used to be inputted according to user, determines that fault simulation refers to
It enables, and fault simulation instruction is transmitted to the failure setting device；Furthermore the failure setting device is used for according to institute
It states fault simulation instruction and generates failure setting signal, and the failure setting signal is transmitted to the converter valve equivalent device；
Moreover, the converter valve equivalent device is used to execute failure according to the converter valve submodule inside failure setting signal control
It simulates, and generates the internal state information of instruction execution result and the converter valve equivalent device according to fault simulation situation,
Also, described instruction implementing result and the internal state letter are transmitted to the failure setting device；In addition, the failure is set
Determine device to be also used to generate event reported information and state reporting according to described instruction implementing result and the internal state information
Information, and the event reported information and the state reporting letter are transmitted to the human-computer interface device.Therefore, by man-machine
Failure is arranged in interface device, then is cooperated by failure setting device with converter valve equivalent device and execute assigning for failure setting instruction
With the upload of state event return, it can simulate to one or more converter valve submodules while one or more failures occur
Dummy instruction is generated, is issued and the feedback of fault simulation situation, to realize to one or more failures and its cascading failure
Simulation, in order to the process of subsequent detection, test to flexible direct current converter valve, to solve existing in the prior art
During being detected to flexible direct current converter valve, the fault simulation process of early period technical problem relatively difficult to achieve.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention are in specification and attached drawing
Specifically noted structure is achieved and obtained.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
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 is the structural schematic diagram of flexible direct current converter valve fault simulation mechanism provided in an embodiment of the present invention；
Fig. 2 is that the failure of human-computer interface device provided in an embodiment of the present invention sets man-machine interface structural schematic diagram；
Fig. 3 is the rearview of converter valve equivalent device provided in an embodiment of the present invention；
Fig. 4 is the rearview of failure setting device provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of flexible direct current converter valve fault simulation system provided in an embodiment of the present invention.
Icon: 1- flexible direct current converter valve fault simulation mechanism；11- converter valve equivalent device；12- human-computer interface device；
13- failure setting device；14- control protective unit；15- valve control device；2- flexible direct current converter valve fault simulation system；21-
Time service equipment.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Currently, the flexibility based on modularization multi-level converter (Modular Multilevel Converter, MMC) is straight
Stream technology of transmission of electricity is promoted and applied in the power system.As voltage class is continuously improved, transmission capacity constantly increases, change
Flow the quantity rapid growth of valve submodule to thousands of scales, it is corresponding, to the magnitude control of valve base controller (VBC),
Control speed, reliability requirement are higher and higher, and the test for valve base controller is also more and more detailed, stringent.Existing test
There are two types of implementations for scheme: one is the digital simulator systems such as RTDS/RT-LAB are used, cooperating true Control protection system
To test the basic function of valve base controller；Another kind is to use the change of current using dynamic simulator system (i.e. physical simulation system)
Valve equivalent system cooperates true Control protection system to test the function of valve base controller.Wherein, dynamic simulator system more connects
The operating condition of nearly scene real system.
Converter valve submodule internal fault or status information are more, when submodule is abnormal or when failure, is often connected
Lock causes other exceptions or failure, this class testing is using existing flexible direct current moving die system or uses RTDS/RT-LAB etc.
D/A system is relatively difficult to achieve.
In addition, simulating converter valve failure by changing external condition, operating procedure is complicated, automatization level is low, test effect
Rate is lower.In addition to this, the test of some fault types needs manually to cooperate, such as plug communication optical fiber.When such survey
When occurring to return compared with multimode and event during examination, trackability is poor, and the sequencing that state and event occur is difficult to reproduce.
Based on this, a kind of flexible direct current converter valve fault simulation mechanism and system provided in an embodiment of the present invention can be with
Solve it is existing in the prior art flexible direct current converter valve is detected during, the more difficult reality of fault simulation process of early period
Existing technical problem.
For convenient for understanding the present embodiment, first to a kind of flexible direct current converter valve disclosed in the embodiment of the present invention
Fault simulation mechanism and system describe in detail.
Embodiment one:
A kind of flexible direct current converter valve fault simulation mechanism provided in an embodiment of the present invention, as shown in Figure 1, flexible direct current changes
Liu Fa fault simulation mechanism 1 includes: converter valve equivalent device 11, human-computer interface device 12 and failure setting device 13.
Wherein, human-computer interface device, which is used to be inputted according to user, determines fault simulation instruction, and fault simulation is instructed and is passed
Transport to failure setting device.Human-computer interface device can be set in operations staff's work station (abbreviation OWS).As shown in Fig. 2, passing through
OWS failure sets man-machine interface, and operation or tester can set the submodule quantity and failure to break down on this interface
Type, submodule are divided into 6 labels: A+/A-/B+/B-/C+/C- by 6 bridge arms, and lower half portion is fault type in figure.OWS
Failure sets man-machine interface and sets various converter valve failures convenient for testing crew, can set the submodule quantity to break down and event
Hinder type, multiple submodule can also be set while identical or different type failure occurs, this fault simulation system can be with mould
Cascading failure caused by quasi-simple a failure.
Further, wire communication connects between human-computer interface device and failure setting device.Specifically, OWS failure
Set and be connected to the network between man-machine interface and failure setting device by RJ45, connection speed 100Mbps, connection protocol for
Too net ICP/IP protocol realizes both-way communication.
Failure setting device (FSD), which is used to be instructed according to fault simulation, generates failure setting signal, and failure is set and is believed
Number it is transmitted to converter valve equivalent device.Failure setting device sets man-machine interface with OWS failure by RJ45 network and connect, and receives
The fault simulation instruction that OWS is sent, generates failure setting signal after being parsed, transmit failure setting signal to changing by optical fiber
Flow valve equivalent device.
In practical applications, wire communication connects between converter valve equivalent device and failure setting device.Preferably, FSD
It is connected between failure setting device and converter valve equivalent device by optical fiber, connection protocol IEC60044-8, realizes two-way
News.
Converter valve equivalent device (SM) is used to execute failure according to the converter valve submodule inside the control of failure setting signal
Simulation, and according to fault simulation situation generation instruction execution result and the internal state information of converter valve equivalent device, it will refer to
Implementing result and internal state letter is enabled to be transmitted to failure setting device.
Specifically, converter valve equivalent device obtains parsing result by parsing failure setting signal, and parsing result is divided
It is sent to internal converter valve submodule, carries out fault simulation to control converter valve submodule.As shown in figure 3, equivalent in converter valve
In the rearview of device, one plate of the leftmost side is core board, it uses T1/R1 connection FSD failure setting device；9, the right board
All it is SM plate, core board is connected by backboard.In the present embodiment, converter valve equivalent device receives and parses failure setting signal,
It is distributed to corresponding SM submodule, i.e. annoying 9 boards in the right, fault simulation is finally realized by SM submodule.
Failure setting device is also used to generate event reported information and shape according to instruction execution result and internal state information
State reported information, and event reported information and state reporting letter are transmitted to human-computer interface device.Specifically, the equivalent dress of converter valve
Set to failure setting device and return control instruction implementing result and device internal state information, failure setting device generate state and
Event return, and it is recycled to OWS human-computer interface device.
As the preferred embodiment of the present embodiment, failure setting device can also carry out hardware to converter valve equivalent device
And software upgrading, in order to support flexible fault simulation logic.
As shown in figure 4, in the rearview of failure setting device, the RJ45 network connection OWS man-machine interface dress of the leftmost side
It sets, intermediate T1/R1 to T11/R11 is separately connected the core board of the 1st to the 11st converter valve equivalent device, R12 connection IRIG-
B code, T12 is as spare.
Therefore, failure is set by OWS human-computer interface device, one is occurred simultaneously to one or more submodules to realize
The dummy instruction of kind or various faults is generated and is issued.Furthermore it by failure setting device, realizes under failure setting instruction
Up to the upload returned with state event.In addition, converter valve equivalent device is accurate with failure setting device after hardware, software upgrading
Cooperation, to realize the simulation to one or more failures and its cascading failure.
As the another embodiment of the present embodiment, OWS failure sets man-machine interface, FSD failure setting device, SM valve
It can also be built by the fieldbus mode such as fiber optic network or RS485/PROFIBUS/MODBUS/CAN bus between equivalent device
Vertical connection.
As shown in Figure 1, flexible direct current converter valve fault simulation mechanism further include: control protective unit 14 and valve control device
15.Control protective unit (PCP) is used for the control signal transmitted according to human-computer interface device, is controlled by valve control device (VBC)
Converter valve equivalent device, so that converter valve equivalent device operates normally.Wherein, valve control device is referred to as valve base controller.
As shown in Figure 1, wire communication connects between control protective unit and human-computer interface device.Valve control device and control are protected
Wire communication connects between protection unit.Wire communication connects between converter valve equivalent device and valve control device.Preferably, converter valve
It is connected between equivalent device and valve control device by optical fiber, connection protocol IEC60044-8, to realize both-way communication.Pass through
Control protective unit and valve control device realize the automatization simulation to flexible direct current converter valve failure, can further test flexible straight
It is whether timely to the response of these failures, normal to flow change of current valve control device.
For the prior art, during being detected to flexible direct current converter valve, the fault simulation mistake of early period
Journey is relatively difficult to achieve.By increasing failure setting device, and then to converter valve equivalent device in flexible direct current dynamic simulator system
Carry out hardware and software upgrading, one or more converter valve submodules can be simulated at the same occur one or more failures and
Corresponding cascading failure, to realize test more comprehensive to valve control device, harsh.
In the present embodiment, after carrying out hardware and software upgrading to converter valve equivalent device, it may be implemented than really changing
Stream valve control device is more complicated and is conducive to the logic function of test, for example, can long-range open and close optical-fibre channel, it is long-range to control
Down tube driving nothing is returned on insulated gate bipolar transistor (Insulated Gate Bipolar Transistor, abbreviation IGBT)
Report and remote control power failure etc., to realize that testing process automates, therefore, it is no longer necessary to manually cooperate, moreover,
Also improve the safety of personnel and equipment in test process.
Embodiment two:
A kind of flexible direct current converter valve fault simulation system provided in an embodiment of the present invention, as shown in figure 5, flexible direct current changes
Stream valve fault simulation system 2 includes: the flexible direct current converter valve fault simulation that time service equipment 21 and above-described embodiment one provide
Mechanism.
It should be noted that time service equipment is used for the failure setting device in flexible direct current converter valve fault simulation mechanism
Carry out GPS time service.Specifically, time service equipment is used for by transmitting IRIG-B code to failure setting device, to failure setting device
Carry out GPS time service.
As a preferred embodiment, failure setting device is used for according to GPS time service result to event reported information and state
Reported information adds time tag.Failure setting device is also used to believe event reported information and state reporting according to time tag
Breath is arranged, and chronologically-based event reported information and state reporting information is obtained.
Specifically, failure setting device can be by receiving IRIG-B as shown in figure 5, R12 is optical fiber IRIG-B receiving port
Code realizes GPS time service, time tag is stamped to state and event return, to realize that time precision can achieve Microsecond grade.Benefit
The generation sequencing of state and event can be arranged with accurate temporal resolution, convenient at subsequent accident analysis
Reason.
Preferably, failure setting device is also used to pass chronologically-based event reported information and state reporting information
Transport to human-computer interface device.After increasing failure setting device and access IRIG-B code realization GPS time service, state and event are returned
Report is labeled with the time tag that precision is Microsecond grade, solves the problems, such as that the trackability of multimode and event return is poor, even
The failure avalanche test of certain scale may be implemented, i.e., the test of a large amount of failures of the same category occurs simultaneously for a large amount of submodules.
Therefore, by failure setting device, realize failure setting instruction assign with state event return beat markers after upload.
Unless specifically stated otherwise, the opposite step of the component and step that otherwise illustrate in these embodiments, digital table
It is not limit the scope of the invention up to formula and numerical value.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustratively, without
It is as limitation, therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
Block diagram in attached drawing shows the system of multiple embodiments according to the present invention and the possibility of computer program product
The architecture, function and operation of realization.In this regard, each box in block diagram can represent a module, program segment or
A part of code, a part of the module, section or code include one or more for realizing defined logic function
The executable instruction of energy.It should also be noted that in some implementations as replacements, function marked in the box can also be with not
It is same as the sequence marked in attached drawing generation.For example, two continuous boxes can actually be basically executed in parallel, they have
When can also execute in the opposite order, this depends on the function involved.It is also noted that each box in block diagram,
And the combination of the box in block diagram, it can be with the defined function of execution or the dedicated hardware based system of movement come real
It is existing, or can realize using a combination of dedicated hardware and computer instructions.
Flexible direct current converter valve fault simulation system provided in an embodiment of the present invention is straight with flexibility provided by the above embodiment
It flows converter valve fault simulation mechanism technical characteristic having the same and reaches identical so also can solve identical technical problem
Technical effect.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with
It realizes by another way.The apparatus embodiments described above are merely exemplary, for example, the division of the unit,
Only a kind of logical function partition, there may be another division manner in actual implementation, in another example, multiple units or components can
To combine or be desirably integrated into another system, or some features can be ignored or not executed.Another point, it is shown or beg for
The mutual coupling, direct-coupling or communication connection of opinion can be through some communication interfaces, device or unit it is indirect
Coupling or communication connection can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.
Finally, it should be noted that embodiment described above, only a specific embodiment of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, those skilled in the art should understand that: anyone skilled in the art
In the technical scope disclosed by the present invention, it can still modify to technical solution documented by previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover in protection of the invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of flexible direct current converter valve fault simulation mechanism characterized by comprising converter valve equivalent device, man-machine interface
Device and failure setting device；
The human-computer interface device, which is used to be inputted according to user, determines fault simulation instruction, and the fault simulation is instructed and is transmitted
To the failure setting device；
The failure setting device, which is used to be instructed according to the fault simulation, generates failure setting signal, and the failure is set
Signal is transmitted to the converter valve equivalent device；
The converter valve equivalent device is used to execute failure according to the converter valve submodule inside failure setting signal control
It simulates, and generates the internal state information of instruction execution result and the converter valve equivalent device according to fault simulation situation,
Described instruction implementing result and the internal state letter are transmitted to the failure setting device；
The failure setting device is also used to generate event return according to described instruction implementing result and the internal state information
Information and state reporting information, and the event reported information and the state reporting letter are transmitted to the man-machine interface and filled
It sets.
2. flexible direct current converter valve fault simulation mechanism according to claim 1, which is characterized in that the converter valve is equivalent
Device is also used to parse the failure setting signal, obtains parsing result, and the parsing result is distributed to the internal change of current
Valve submodule carries out fault simulation to control the converter valve submodule.
3. flexible direct current converter valve fault simulation mechanism according to claim 1, which is characterized in that the man-machine interface dress
The wire communication between the failure setting device is set to connect；
Wire communication connects between the converter valve equivalent device and the failure setting device.
4. flexible direct current converter valve fault simulation mechanism according to claim 1, which is characterized in that further include: control is protected
Protection unit and valve control device；
The control protective unit is used for the control signal transmitted according to the human-computer interface device, passes through the valve control device control
The converter valve equivalent device is made, so that the converter valve equivalent device operates normally.
5. flexible direct current converter valve fault simulation mechanism according to claim 4, which is characterized in that the control protection dress
The wire communication between the human-computer interface device is set to connect；
Wire communication connects between the valve control device and the control protective unit；
Wire communication connects between the converter valve equivalent device and the valve control device.
6. a kind of flexible direct current converter valve fault simulation system characterized by comprising time service equipment and such as claim 1-
5 described in any item flexible direct current converter valve fault simulation mechanisms；
The time service equipment is used to carry out GPS to the failure setting device in the flexible direct current converter valve fault simulation mechanism to award
When.
7. flexible direct current converter valve fault simulation system according to claim 6, which is characterized in that the time service equipment is used
In by transmitting IRIG-B code to the failure setting device, GPS time service is carried out to the failure setting device.
8. flexible direct current converter valve fault simulation system according to claim 7, which is characterized in that the failure setting dress
It sets for adding time tag to the event reported information and the state reporting information according to GPS time service result.
9. flexible direct current converter valve fault simulation system according to claim 8, which is characterized in that the failure setting dress
It sets and is also used to arrange the event reported information and the state reporting information according to the time tag, be based on
The event reported information and state reporting information of time sequencing.
10. flexible direct current converter valve fault simulation system according to claim 9, which is characterized in that the failure setting
Device is also used to for chronologically-based the event reported information and state reporting information being transmitted to the man-machine interface dress
It sets.
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| CN201811396624.4A CN109557391B (en) | 2018-11-21 | 2018-11-21 | Flexible direct current converter valve fault simulation mechanism and system |
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| CN201811396624.4A CN109557391B (en) | 2018-11-21 | 2018-11-21 | Flexible direct current converter valve fault simulation mechanism and system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110989562A (en) * | 2019-12-26 | 2020-04-10 | 许继集团有限公司 | Testing system and method of valve control system |
| CN111221322A (en) * | 2020-01-07 | 2020-06-02 | 国家电网有限公司 | Valve control system function detection system and simulation method, device and system |
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