CN110767017A - Method for automatically generating spare power automatic switching simulation configuration based on monitoring signal - Google Patents
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Abstract
A method for automatically generating backup power automatic switching simulation configuration based on monitoring signals comprises the following steps: matching the monitoring signal name of the spare power automatic switching device with a pre-stored characteristic keyword; extracting a switch associated with the monitoring signal; and automatically generating configuration information required by the simulation of the spare power automatic switching device according to the extracted switches and the topological analysis of the power system. The invention adopts a mode of extracting the switch according to the monitoring signal of the spare power automatic switching device and automatically generating the spare power automatic switching configuration according to the voltage grade of the switch and the topological relation thereof, thereby meeting the configuration information required by the simulation of the spare power automatic switching device and completely realizing the functions of automation and maintenance free. The consistency of the configuration information required by the spare power automatic switching device in the power grid regulation and control simulation training system and the data section is realized.
Description
Technical Field
The invention relates to the technical field of power system dispatching automation, in particular to a method for automatically generating backup power automatic switching simulation configuration based on monitoring signals, which is used in a power grid regulation and control simulation training system.
Background
In a power grid regulation and control simulation training system, the spare power automatic switching simulation configuration needs to embody a monitoring bus, a monitoring inlet wire, an action switch and action time limit, and configuration information of the spare power automatic switching device is manually configured all the time in order to simulate the action process of the spare power automatic switching device.
Along with the complication of a simulation scene of the power grid regulation and control simulation training system, the increasing of the number of simulation equipment and the continuous change of a primary equipment wiring mode, the number of the spare power automatic switching devices and the action logic also change continuously, and the frequent change is reflected in that: the commissioning and decommissioning of primary equipment, the change of the wiring mode of a power grid and the like.
Under the condition, if the simulation configuration is still constructed in a manual editing mode, the current situation that a plurality of spare power automatic switching devices are arranged and the change is rapid cannot be adapted, and the training effect of the power grid regulation and control simulation training system is seriously influenced.
Disclosure of Invention
In order to solve the above problems, the present invention provides a method for automatically generating a backup power automatic switching simulation configuration based on a monitoring signal.
In order to solve the technical problem, the embodiment of the invention discloses the following technical scheme:
matching the monitoring signal name of the spare power automatic switching device with a pre-stored characteristic keyword;
extracting a switch associated with the monitoring signal;
and automatically generating configuration information required by the simulation of the spare power automatic switching device according to the extracted switches and the topological analysis of the power system.
In a first possible implementation manner, before the method, the method further includes:
judging whether the device belongs to a spare power automatic switching device or not;
collecting monitoring signals of the same spare power automatic switching device to which the power grid regulation and control system belongs;
and carrying out standardization processing on the name of the spare power automatic switching device.
In a second possible implementation manner, the method for determining the backup power automatic switching device includes:
reading SCADA data in a power grid regulation and control system, and attributing primary equipment and monitoring signals to intervals according to interval attributes;
judging whether the monitoring signals at the same interval belong to the spare power automatic switching device or not;
if the name of the signal includes "NSR 640" and "PSP 641", the signal is a backup automatic switching device.
In a third possible implementation manner, the method for standardizing the name of the backup power automatic switching device specifically includes: and replacing character strings of sentences with different names and the same meaning.
In a fourth possible implementation manner, the switch associated with extracting the monitoring signal is: carry out full text matching to whole standardized name and judge whether contain the interior switch name of station to extract out corresponding switch, specifically include:
the first condition is as follows: two incoming switches (Brk1, Brk2), one section switch (Brk3) are extracted;
combining with the topological analysis of the power system, obtaining a Bus1 and an incoming line Ln1 through an incoming line switch Brk 1; obtaining a Bus2 and an incoming line Ln2 through an incoming line switch Brk 2;
or, case two: only two incoming switches (Brk1, Brk2)
Combining with the topological analysis of the power system, obtaining a Bus1 and an incoming line Ln1 through an incoming line switch Brk 1; obtaining a Bus2 and an incoming line Ln2 through an incoming line switch Brk 2;
if the Bus1 and the Bus2 are different buses, finding a section switch Brk3 connected between the Bus1 and the Bus2 through topology analysis of the power system;
or, case three: only one incoming switch (Brk1), one section switch (Brk3) is extracted;
combining with the topological analysis of the power system, obtaining an inlet line Ln1 and a Bus1 through an inlet line switch Brk 1;
bus1 and Bus2 at two sides are obtained through a section switch Brk3, and incoming line equipment Ln2 and an incoming line switch Brk2 which are the same in equipment type as Ln1 are found in equipment connected with the Bus 2;
or, case four: only one incoming line switch (Brk1) is extracted;
combining with the topological analysis of the power system, obtaining an inlet wire Ln1 and a Bus1 through a switch Brk 1;
if the Bus1 is connected with another Bus, the Bus2 is obtained, and the Bus2 is not equal to the Bus 1; finding an inlet wire Ln2 with the same type as the inlet wire Ln1 equipment on Bus2, and obtaining an inlet wire switch Brk2 through Ln 2; finding a section switch Brk3 through Bus1 and Bus 2;
if the Bus1 is not connected with other buses, the Bus2 is equal to Bus 1; finding an inlet wire Ln2 with the same type as the inlet wire Ln1 equipment on Bus1, and obtaining an inlet wire switch Brk2 through Ln 2; section switch Brk3 is empty;
or, case five: only one section switch (Brk3) is extracted;
combining with the topological analysis of the power system, Bus1 and Bus2 on the two sides are obtained through a section switch Brk 3;
judging whether the voltage level of the sectional switch Brk3 is the highest voltage level in the station, if so, finding Ln1 and an incoming line switch Brk1 of which the equipment types are lines through Bus1, and finding Ln2 and an incoming line switch Brk2 of which the equipment types are lines through Bus 2; otherwise, the device type is Ln1 of the transformer winding and the incoming line switch Brk1 are found through the Bus1, and the device type is Ln2 of the transformer winding and the incoming line switch Brk2 are found through the Bus 2.
In a fifth possible implementation manner, the automatically generating configuration information required by the backup automatic switching device simulation includes:
and determining the action time limit according to the voltage class of the switch, and finally forming configuration information for simulating the spare power automatic switching device.
In a sixth possible implementation manner, the rule of the action time limit is: the high voltage class time limit is short, and the low voltage class time limit is long.
In a seventh possible implementation manner, the configuration information of the backup power automatic switching device simulation includes: the automatic power switching device (ID) has a automatic power switching device name Bus1(ID) Bus1 name Bus2(ID) Bus2 name Ln1 device type Ln1(ID) Ln1 name Ln2 type Ln2(ID) Ln2 name Brk1(ID) Brk1 name Brk2(ID) Brk2 name Brk3(ID) Brk3 name operation time limit (millisecond).
According to the technical scheme, the method adopts a mode of extracting the switch according to the monitoring signal of the spare power automatic switching device and automatically generating the spare power automatic switching configuration according to the voltage grade of the switch and the topological relation of the voltage grade, meets the configuration information required by the simulation of the spare power automatic switching device, and completely realizes the functions of automation and maintenance free. The consistency of the configuration information required by the spare power automatic switching device in the power grid regulation and control simulation training system and the data section is realized.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
Fig. 1 is a schematic flow chart of a method for automatically generating a backup power automatic switching simulation configuration based on a monitoring signal;
FIG. 2 is a schematic flow chart of a switching condition associated with the extracted monitor signal;
FIG. 3 is a schematic diagram of a process for extracting a switching condition associated with the supervisory signal;
FIG. 4 is a schematic diagram of a three-flow process for extracting switching conditions associated with the monitoring signal;
FIG. 5 is a schematic diagram of a fourth process for extracting the switching condition associated with the monitoring signal;
fig. 6 is a schematic diagram of a fifth flow chart of the switching situation associated with the extraction of the monitoring signal.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figure 1 of the drawings, in which,
a method for automatically generating backup power automatic switching simulation configuration based on monitoring signals comprises the following steps:
s1, judging whether the device belongs to a spare power automatic switching device or not;
s2, collecting monitoring signals of the same spare power automatic switching device to which the power grid regulation and control system belongs;
s3, carrying out standardization processing on the name of the spare power automatic switching device;
s4, carrying out standardization processing on the name of the spare power automatic switching device to match the monitoring signal name of the spare power automatic switching device with a pre-stored characteristic keyword;
s5, extracting a switch related to the monitoring signal;
and S6, automatically generating configuration information required by the simulation of the spare power automatic switching device according to the extracted switches and the topological analysis of the power system.
The method for judging whether the spare power automatic switching device belongs to the spare power automatic switching device in the S1 comprises the following steps:
s11, reading SCADA data in the power grid regulation and control system, and attributing primary equipment and monitoring signals to intervals according to the interval attributes;
s12, judging whether the monitoring signals at the same interval belong to the spare power automatic switching device or not;
s13, if the name of the signal includes "NSR 640" and "PSP 641", the device is a backup automatic switching device. There are many types of backup automatic switching devices, "NSR 640" and "PSP 641" are just two examples.
The method for standardizing the name of the spare power automatic switching device in the S3 specifically includes: and replacing character strings of sentences with different names and the same meaning. Such as: the spare power automatic switching device xxx, the spare power automatic switching device xxx and the automatic switching device xxx are standardized to be the spare power automatic switching device xxx.
The characteristic keywords of the automatic backup power switching device comprise: the method comprises the steps of spare power automatic switching and spare power automatic switching, wherein after the fact that the standard name of a monitoring signal contains a characteristic keyword is determined, full-text matching is conducted on the whole standard name to judge whether the standard name contains an in-station switch name or not, and therefore a corresponding switch is extracted.
The switch for extracting the monitoring signal association specifically includes:
as shown in fig. 2, case one: two incoming switches (Brk1, Brk2), one section switch (Brk3) are extracted;
combining with the topological analysis of the power system, obtaining a Bus1 and an incoming line Ln1 through an incoming line switch Brk 1; the Bus2 and the incoming line Ln2 are obtained through an incoming line switch Brk 2.
As shown in fig. 3, case two: only two incoming switches (Brk1, Brk2)
Combining with the topological analysis of the power system, obtaining a Bus1 and an incoming line Ln1 through an incoming line switch Brk 1; obtaining a Bus2 and an incoming line Ln2 through an incoming line switch Brk 2;
if the Bus1 and the Bus2 are different buses, the sectional switch Brk3 connected between the Bus1 and the Bus2 is found through the topological analysis of the power system.
As shown in fig. 4, case three: only one incoming switch (Brk1), one section switch (Brk3) is extracted;
combining with the topological analysis of the power system, obtaining an inlet line Ln1 and a Bus1 through an inlet line switch Brk 1;
bus1 and Bus2 on two sides are obtained through a section switch Brk3, and incoming line equipment Ln2 and an incoming line switch Brk2 which are the same in equipment type as Ln1 are found in equipment connected with the Bus 2.
As shown in fig. 5, case four: only one incoming line switch (Brk1) is extracted;
combining with the topological analysis of the power system, obtaining an inlet wire Ln1 and a Bus1 through a switch Brk 1;
if the Bus1 is connected with another Bus, the Bus2 is obtained, and the Bus2 is not equal to the Bus 1; finding an inlet wire Ln2 with the same type as the inlet wire Ln1 equipment on Bus2, and obtaining an inlet wire switch Brk2 through Ln 2; finding a section switch Brk3 through Bus1 and Bus 2;
if the Bus1 is not connected with other buses, the Bus2 is equal to Bus 1; finding an inlet wire Ln2 with the same type as the inlet wire Ln1 equipment on Bus1, and obtaining an inlet wire switch Brk2 through Ln 2; the section switch Brk3 is empty.
As shown in fig. 6, case five: only one section switch (Brk3) is extracted;
combining with the topological analysis of the power system, Bus1 and Bus2 on the two sides are obtained through a section switch Brk 3;
judging whether the voltage level of the sectional switch Brk3 is the highest voltage level in the station, if so, finding Ln1 and an incoming line switch Brk1 of which the equipment types are lines through Bus1, and finding Ln2 and an incoming line switch Brk2 of which the equipment types are lines through Bus 2; otherwise, the device type is Ln1 of the transformer winding and the incoming line switch Brk1 are found through the Bus1, and the device type is Ln2 of the transformer winding and the incoming line switch Brk2 are found through the Bus 2.
Except the above five cases, the other cases are not processed.
After the monitoring bus, the monitoring incoming line and the action switch are determined through the analysis, the action time limit is determined according to the voltage class of the switch, the action time limit rule is that the time limit of a high voltage class is short, the time limit of a low voltage class is long, and finally configuration information used for simulating the spare power automatic switching device is formed.
The simulation configuration information of the spare power automatic switching device comprises the following steps: spare power automatic switching device (ID) name
Bus1(ID) Bus1 name Bus2(ID) Bus2 name Ln1 device type
Ln1(ID) Ln1 name Ln2 type Ln2(ID) Ln2 name Brk1(ID) Brk1 name Brk2(ID) Brk2 name Brk3(ID) Brk3 name action time limit (milliseconds).
Such as: spare power automatic switching device at low-voltage side of main transformer
30007382A station @35kV spare power automatic switching @ BZT @ CSC246@ 1115404742145868213A station/35 kV. I section bus 115404742145868214A station/35 kV. II section bus transformer winding
117375066982843166A station/35 kV. #1 main transformer-low transformer winding
117375066982843169A station/35 kV. #2 main transformer-low 114560317215738847A station/35 kV. #1 main transformer 35kV side 33A switch 114560317215738848A station/35 kV. #2 main transformer 35kV side 33B switch 114560317215738849A station/35 kV. bus coupler 33M switch
8000.000000
Such as: incoming spare power automatic switching with segments
30008741B station @110kV spare power automatic switching @ BZT @ PCS9651@ 1115404742145867805B station/110 kV. III section bus 115404742145867803B station/110 kV. I section bus line
116812117029421103B station/110 kV. incoming line I route
116812117029421104B station/110 kV. incoming line II 114560317215736204B station/110 kV. incoming line I112 switch 114560317215736119B station/110 kV. incoming line II 111 switch 114560317215736764B station/110 kV. I, III section internal bridge 11K switch
6000.000000
Such as: incoming lines are mutually thrown and not sectioned
30029377C station @110kV spare power automatic switching @ BZT @ ISA358@ 1115404742145868835C station/110 kV. I section bus 115404742145868835C station/110 kV. I section bus line
116812117029421987C station/110 kV. incoming line I route
116812117029422399C station/110 kV inlet line II 114560317215743366C station/110 kV. inlet line I103 switch 114560317215743376C station/110 kV. inlet line II 104 switch 0 NULL 6000.000000
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A method for automatically generating backup power automatic switching simulation configuration based on monitoring signals is characterized by comprising the following steps:
matching the monitoring signal name of the spare power automatic switching device with a pre-stored characteristic keyword;
extracting a switch associated with the monitoring signal;
and automatically generating configuration information required by the simulation of the spare power automatic switching device according to the extracted switches and the topological analysis of the power system.
2. The method of claim 1, further comprising, prior to said method:
judging whether the device belongs to a spare power automatic switching device or not;
collecting monitoring signals of the same spare power automatic switching device to which the power grid regulation and control system belongs;
and carrying out standardization processing on the name of the spare power automatic switching device.
3. The method as claimed in claim 2, wherein the method for determining the spare power automatic switching device comprises:
reading SCADA data in a power grid regulation and control system, and attributing primary equipment and monitoring signals to intervals according to interval attributes;
judging whether the monitoring signals at the same interval belong to the spare power automatic switching device or not;
if the name of the signal includes "NSR 640" and "PSP 641", the signal is a backup automatic switching device.
4. The method as claimed in claim 2, wherein the method for standardizing the name of the backup power automatic switching device specifically comprises: and replacing character strings of sentences with different names and the same meaning.
5. The method of claim 1, wherein the switch associated with extracting the supervisory signal is: carry out full text matching to whole standardized name and judge whether contain the interior switch name of station to extract out corresponding switch, specifically include:
the first condition is as follows: two incoming switches (Brk1, Brk2), one section switch (Brk3) are extracted;
combining with the topological analysis of the power system, obtaining a Bus1 and an incoming line Ln1 through an incoming line switch Brk 1; obtaining a Bus2 and an incoming line Ln2 through an incoming line switch Brk 2;
or, case two: only two incoming switches (Brk1, Brk2)
Combining with the topological analysis of the power system, obtaining a Bus1 and an incoming line Ln1 through an incoming line switch Brk 1; obtaining a Bus2 and an incoming line Ln2 through an incoming line switch Brk 2;
if the Bus1 and the Bus2 are different buses, finding a section switch Brk3 connected between the Bus1 and the Bus2 through topology analysis of the power system;
or, case three: only one incoming switch (Brk1), one section switch (Brk3) is extracted;
combining with the topological analysis of the power system, obtaining an inlet line Ln1 and a Bus1 through an inlet line switch Brk 1;
bus1 and Bus2 at two sides are obtained through a section switch Brk3, and incoming line equipment Ln2 and an incoming line switch Brk2 which are the same in equipment type as Ln1 are found in equipment connected with the Bus 2;
or, case four: only one incoming line switch (Brk1) is extracted;
combining with the topological analysis of the power system, obtaining an inlet wire Ln1 and a Bus1 through a switch Brk 1;
if the Bus1 is connected with another Bus, the Bus2 is obtained, and the Bus2 is not equal to the Bus 1; finding an inlet wire Ln2 with the same type as the inlet wire Ln1 equipment on Bus2, and obtaining an inlet wire switch Brk2 through Ln 2; finding a section switch Brk3 through Bus1 and Bus 2;
if the Bus1 is not connected with other buses, the Bus2 is equal to Bus 1; finding an inlet wire Ln2 with the same type as the inlet wire Ln1 equipment on Bus1, and obtaining an inlet wire switch Brk2 through Ln 2; section switch Brk3 is empty;
or, case five: only one section switch (Brk3) is extracted;
combining with the topological analysis of the power system, Bus1 and Bus2 on the two sides are obtained through a section switch Brk 3;
judging whether the voltage level of the sectional switch Brk3 is the highest voltage level in the station, if so, finding Ln1 and an incoming line switch Brk1 of which the equipment types are lines through Bus1, and finding Ln2 and an incoming line switch Brk2 of which the equipment types are lines through Bus 2; otherwise, the device type is Ln1 of the transformer winding and the incoming line switch Brk1 are found through the Bus1, and the device type is Ln2 of the transformer winding and the incoming line switch Brk2 are found through the Bus 2.
6. The method as claimed in claim 1, wherein automatically generating configuration information required for the simulation of the automatic backup power switching device comprises:
and determining the action time limit according to the voltage class of the switch, and finally forming configuration information for simulating the spare power automatic switching device.
7. The method of claim 6, wherein the action time limit is defined by: the high voltage class time limit is short, and the low voltage class time limit is long.
8. The method as claimed in claim 6, wherein the simulating configuration information of the spare power automatic switching device comprises: the automatic power switching device (ID) has a automatic power switching device name Bus1(ID) Bus1 name Bus2(ID) Bus2 name Ln1 device type Ln1(ID) Ln1 name Ln2 type Ln2(ID) Ln2 name Brk1(ID) Brk1 name Brk2(ID) Brk2 name Brk3(ID) Brk3 name operation time limit (millisecond).
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