CN107944570A - The automatic processing method and device of intelligent substation sequential control atypical state - Google Patents
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Abstract
The present invention provides a kind of automatic processing method and device of intelligent substation sequential control atypical state, first determines whether each interval is in typicalness；When there is interval to be in atypical state, a typicalness is selected from the typicalness at the interval as end-state；Then the operation order using end-state as dbjective state is selected, then is selected from each operation order with the interval current state to corresponding operating procedure, finally and controls the interval to perform corresponding operation order since the operating procedure.Technical solution provided by the present invention, when spaced equipment is in atypical state in intelligent substation, select corresponding operation order and since the operation order with being performed the corresponding step of the space state, it is corresponding typicalness by the condition conversion at interval, sequential control can be continued to execute according to prefabricated sequence control program, so as to reduce the workload and control difficulty of sequential control.
Description
Technical field
The invention belongs to intelligent substation sequential control technology field, and in particular to a kind of intelligent substation sequential control is non-
The automatic processing method and device of typicalness.
Background technology
With the continuous development of intelligent power grid technology, intelligent substation technology is used widely in China.
To carry out Guo Wang companies all-round construction " big operation " system job requirement, 220kV and following substation need to realize nothing
People is on duty, and this requires gradually changed by the one-touch pattern being automatically brought into operation by the pattern for manually implementing operation to equipment in the past.Closely
With the development of power grid primary equipment, secondary device, automatic technology, and intelligent substation and comprehensive automation over year
Transformation, transformer substation sequence control operation have been increasingly becoming each intelligent substation necessary functions.
Sequential control is an advanced control model of intelligent substation, refers to intelligent substation complex automatic system root
According to pre-defined equipment state and control logic, using prefabricated order operation order and operating procedure, by relevant device by both
Fixed order is by current state to being switched to dbjective state.Substation is usually by equipment in monospace and across interval busbar or transformer
The metastable method of operation of equipment is defined as typicalness such as operating status, hot stand-by duty, the cold standby of spacing devices
State and inspecting state etc., the operating status for realizing distinct device by the equipment operation of permanent order switches, and sequential control
It is then the automation means of mode of operation switching.Therefore, whole station can conveniently and efficiently be carried out using sequential control operation maintenance personnel
The equipment method of operation is switched fast.One kind as disclosed in the patent that application publication number is CN104360835A is based on topology side
The sequence operation ticket automatic generation method of formula, is exactly a kind of method of sequential control.
However, station equipment may be abnormal (the total generation of such as accident, equipment to sequential control task in operation
Remote control is unsuccessfully etc.), for the needs of safe operation, sequential control when finding to have anomalous event generation in sequential control implementation process
Operation will be terminated and exited automatically, and operation maintenance personnel needs that sequential control behaviour can be carried out after the completion of anomalous event is solved again
Make, and the equipment method of operation terminated temporarily is usually not belonging to any type typicalness, therefore normal sequence control can not be passed through
Typical mission operation processed arrives again at predeterminated target state, it is necessary to by manual operation.
But manual operation be need by manual analysis operation equipment with order, temporarily make out an invoice, operation order is checked, manually
The operating processes such as straighforward operation, operating result verification, will so add the difficulty of sequential control on one side, on the other hand increase
The workload of sequential control is added.
The content of the invention
The present invention provides a kind of automatic processing method and device of intelligent substation sequential control atypical state, for subtracting
The workload of few sequential control.
To achieve the above object, technical solution provided by the invention is：
A kind of automatic processing method of intelligent substation sequential control atypical state, includes the following steps：
When the operating status for there are spacing devices in intelligent substation is mismatched with all typicalnesses in the interval, sentence
Break and be in atypical state for the interval；
When there is interval to be in atypical state, a typicalness is selected from the typicalness at the interval, is made
For end-state；
When some interval is in atypical state, listed from the typicalness at the interval in all preset typicalnesses
The typicalness that inconsistent condition is minimum compared with the interval current state is selected, establishes immediate interval typicalness row
Table, selects a typicalness, as end-state from the interval exemplary list；
All operation orders using end-state as dbjective state are selected, are selected from each operation order current with the interval
State controls the interval to perform the operation order where the operating procedure since the operating procedure to corresponding operating procedure,
Until the current state at the interval is the end-state.
Technical solution provided by the present invention, when spaced equipment is in atypical state in intelligent substation, choosing
Corresponding operation order is selected out, and with being performed the corresponding step of the space state since the operation order, by the state at interval
Corresponding typicalness is converted into, sequential control can be continued to execute according to prefabricated sequence control program, so as to reduce suitable
The workload and control difficulty of sequence control.
Further, the typicalness at interval includes the equipment running status, hot stand-by duty, cold standby state at the interval
And inspecting state.
Further, if the current state at interval is not correspond to all operations step in the operation order selected,
Then send corresponding prompt message.
If the current state at interval is not correspond to all operations step in the operation order selected, illustrating cannot
It is enough that the real-time status at the interval is converted into typicalness, so needing to send corresponding prompt message.
Further, after the current state at interval is the end-state, continued to execute since end-state between this
Every sequence control program.
After the real-time running state of spacing devices is converted into end-state, since end-state is typicalness, so
Sequential control can be performed normally, since the sequential control between target typicalness has performed completion, so only needing mesh
Mark typicalness starts the operation order execution sequence control according to the spacing devices.
A kind of automatic processing device of intelligent substation sequential control atypical state, including controller, controller are used for：
When the operating status for there are spacing devices in intelligent substation is mismatched with all typicalnesses in the interval, sentence
Break and be in atypical state for the interval；
When there is interval to be in atypical state, a typicalness is selected from the typicalness at the interval, is made
For end-state；
All operation orders using end-state as dbjective state are selected, are selected from each operation order current with the interval
State controls the interval to perform the operation order where the operating procedure since the operating procedure to corresponding operating procedure,
Until the current state at the interval is the end-state.
Further, the typicalness at interval includes the equipment running status, hot stand-by duty, cold standby state at the interval
And inspecting state.
Further, if the current state at interval is not correspond to all operations step in the operation order selected,
Then send corresponding prompt message.
Further, after the current state at interval is the end-state, continued to execute since end-state between this
Every sequence control program.
Brief description of the drawings
Fig. 1 is the cyberrelationship figure of equipment in intelligent substation in embodiment of the method；
Fig. 2 is the flow chart of the automatic processing method of sequential control atypical state in embodiment of the method；
Fig. 3 is the schematic diagram of the first bus run state in embodiment of the method；
Fig. 4 is the schematic diagram of atypical state in embodiment of the method.
Embodiment
The present invention provides a kind of automatic processing method and device of intelligent substation sequential control atypical state, for subtracting
The workload of few sequential control.
To achieve the above object, technical solution provided by the invention is：
A kind of automatic processing method of intelligent substation sequential control atypical state, includes the following steps：
When the operating status for there are spacing devices in intelligent substation is mismatched with all typicalnesses in the interval, sentence
Break and be in atypical state for the interval；
When there is interval to be in atypical state, a typicalness is selected from the typicalness at the interval, is made
For end-state；
All operation orders using end-state as dbjective state are selected, are selected from each operation order current with the interval
State controls the interval to perform the operation order where the operating procedure since the operating procedure to corresponding operating procedure,
Until the current state at the interval is the end-state.
Technical scheme is described further with reference to specific embodiment.
Embodiment of the method：
The present embodiment provides a kind of automatic processing method of intelligent substation sequential control atypical state, when intelligent power transformation
When the current operating conditions of certain spacing devices of standing are typicalness, the sequence operation of equipment under the interval for typicalness
Switching, operating procedure perform to the end successively from starting in order, realize in sequence control procedure each interval operating status from
Dynamic switching；When the current operating conditions of intelligent substation spacing devices are atypical state, under the interval equipment it is suitable
Sequence control carries out the switching between atypical state and typicalness, and the execution sequence control since transformed typicalness
System, until all operations step is finally completed.
It is the present embodiment provides the automatic processing method of intelligent substation sequential control atypical state, intelligent substation is suitable
Atypical state in control operation includes the operating process of sequential control, realizes atypical state freely cutting to typicalness
Change.In intelligent substation station level sequential control block with the cyberrelationship of wall, process layer and primary equipment as shown in Figure 1, suitable
The flow of the automatic processing method of sequence control atypical state is as shown in Fig. 2, comprise the following steps that：
Step 1：Judge respectively being spaced whether under atypical state for intelligent substation, mode is：Obtain intelligent substation
In each spacing devices operating status, and the operating status at the interval is compared with the corresponding typicalness in each interval；Such as
The spaced operating status of the fruit typicalness all with it is inconsistent, then is judged as that the equipment at the interval is in atypia shape
Under state；
In the present embodiment, the operating status of the typicalness of each spacing devices including the spacing devices in intelligent substation,
Hot stand-by duty, cold standby state and inspecting state；
Step 2：When spaced equipment is under atypical state in intelligent substation, then by the current of the spacing devices
Operating status is converted into typicalness, and mode is：
A typicalness is selected, using the typicalness as end-state；
When some interval is in atypical state, listed from the typicalness at the interval in all preset typicalnesses
The typicalness that inconsistent condition is minimum compared with the interval current state is selected, establishes immediate interval typicalness row
Table, selects a typicalness, as end-state from the interval exemplary list；As the present interval mode of connection is
Single busbar, breaker, bus bar side are dividing position every all earthing knife-switch in knife, interval, and position is being closed in line side every knife, may be selected at this time hot standby
By the use of or cold standby be used as dbjective state；
All operation orders using the end-state as dbjective state are selected, are selected from operation order current with the interval
The corresponding operating procedure of state, using the operating procedure as object run step, the operation order belonging to the operating procedure is made
For object run ticket；If can not select corresponding operating procedure, corresponding prompt message is sent；
Correspondence between object run step and the interval current state, refers between being somebody's turn to do when target step starts to perform
Every state be the interval current state；
Step 3：Interval performance objective operation order since object run step is controlled, until the current state at the interval
For above-mentioned end-state；
Since the end-state at interval is the typicalness at interval, so when the current state at the interval is above-mentioned final
During state, it is controlled according to normal sequence control program, untill completing sequential control.
Above-mentioned control method is illustrated by taking the double-bus line segregation of certain intelligent substation as an example, when this intelligently becomes
Breaker in the double-bus line segregation in power station closes position, the first bus bar side isolation switch closes position, the second bus bar side isolation switch
When position is closed in point position, line side isolation switch, all grounding switchs divide position, for the first bus run state at the interval, such as Fig. 3 institutes
Show；When breaker point position, the first bus bar side isolation switch point position, the second bus bar side isolation switch divide position, line side isolation switch
When point position, all grounding switchs divide position, for the first busbar cold standby state at the interval；The first bus run state at the interval
Belong to the typicalness for the interval with the first busbar cold standby state；
In execution sequence control operation, if current breaker, line side isolation switch, the second bus bar side isolation switch,
Grounding switch is dividing position, and the first bus bar side isolation switch is closing position, as shown in figure 4, the operating status of the spacing devices at this time
It is all inconsistent with all typicalnesses of the spacing devices, belong to atypical state；
The first busbar cold standby state is selected as end-state, and is selected all using end-state as dbjective state
Operation order；Through judging, the current state at the interval and " the first bus run state turns the first busbar cold standby state " operation order
In one of operating procedure it is corresponding, so using the corresponding operating procedure as object run step, by " the first busbar
Operating status turns the first busbar cold standby state " it is used as object run ticket；
Controlling the interval to perform operation order since object run step, " the first bus run state turns the first busbar cold standby
With state ", current until the interval is " the first busbar cold standby state "；
Then execution sequence controls since " the first busbar cold standby state " at the interval, until sequential control is completed.
In the present embodiment, the typicalness at interval includes the operating status of the spacing devices, hot stand-by duty, cold standby shape
State and inspecting state；As other embodiment, according to the device category and working condition at each interval, others can also be set
State.
Device embodiment：
The present embodiment provides a kind of automatic processing device of intelligent substation sequential control atypical state, which includes
Controller, the method that controller is used in embodiment according to the method described above carry out intelligent substation sequential control atypical state
Processing.
Claims (8)
1. a kind of automatic processing method of intelligent substation sequential control atypical state, it is characterised in that include the following steps：
When the operating status for there are spacing devices in intelligent substation is mismatched with all typicalnesses in the interval, it is judged as
The interval is in atypical state；
When there is interval to be in atypical state, a typicalness is selected from the typicalness at the interval, as most
Whole state；
All operation orders using end-state as dbjective state are selected, are selected from each operation order and the interval current state
To corresponding operating procedure, and the interval is controlled to perform the operation order belonging to the operating procedure since the operating procedure, until
The current state at the interval is the end-state.
2. a kind of automatic processing method of intelligent substation sequential control atypical state according to claim 1, it is special
Sign is that the typicalness at interval includes the equipment running status at the interval, hot stand-by duty, cold standby state and maintenance shape
State.
3. a kind of automatic processing method of intelligent substation sequential control atypical state according to claim 1 or 2, its
It is characterized in that, if the current state at interval is not correspond to all operations step in the operation order selected, sends phase
The prompt message answered.
4. a kind of automatic processing method of intelligent substation sequential control atypical state according to claim 1 or 2, its
It is characterized in that, after the current state at interval is the end-state, the order at the interval is continued to execute since end-state
Control program.
5. a kind of automatic processing device of intelligent substation sequential control atypical state, it is characterised in that including controller, control
Device processed is used for：
When the operating status for there are spacing devices in intelligent substation is mismatched with all typicalnesses in the interval, it is judged as
The interval is in atypical state；
When there is interval to be in atypical state, a typicalness is selected from the typicalness at the interval, as most
Whole state；
All operation orders using end-state as dbjective state are selected, are selected from each operation order and the interval current state
To corresponding operating procedure, and the interval is controlled to perform the operation order belonging to the operating procedure since the operating procedure, until
The current state at the interval is the end-state.
6. a kind of automatic processing device of intelligent substation sequential control atypical state according to claim 5, it is special
Sign is that the typicalness at interval includes the equipment running status at the interval, hot stand-by duty, cold standby state and maintenance shape
State.
7. a kind of automatic processing device of intelligent substation sequential control atypical state according to claim 5 or 6, its
It is characterized in that, if the current state at interval is not correspond to all operations step in the operation order selected, sends phase
The prompt message answered.
8. a kind of automatic processing device of intelligent substation sequential control atypical state according to claim 5 or 6, its
It is characterized in that, after the current state at interval is the end-state, the order at the interval is continued to execute since end-state
Control program.
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| CN108683178A (en) * | 2018-04-28 | 2018-10-19 | 国网江苏省电力有限公司常州供电分公司 | Substation switching automatic generation method |
| CN111931427A (en) * | 2020-10-19 | 2020-11-13 | 国网江西省电力有限公司电力科学研究院 | Method for determining induction motor model parameters in power distribution network load modeling |
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