CN112653079A - Protection fixed value downloading method and device based on template matching - Google Patents
Protection fixed value downloading method and device based on template matching Download PDFInfo
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- CN112653079A CN112653079A CN202011545599.9A CN202011545599A CN112653079A CN 112653079 A CN112653079 A CN 112653079A CN 202011545599 A CN202011545599 A CN 202011545599A CN 112653079 A CN112653079 A CN 112653079A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/006—Calibration or setting of parameters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00032—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
- H02J13/00036—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers
- H02J13/0004—Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving switches, relays or circuit breakers involved in a protection system
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
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Abstract
The invention discloses a protection fixed value downloading method and device based on template matching, wherein the downloading method comprises the following steps: establishing a protection fixed value parameter table which corresponds to terminal types one by one, wherein the protection fixed value parameter table comprises protection fixed value parameters, value ranges of the protection fixed value parameters, terminal types corresponding to the protection fixed value parameters and line serial numbers corresponding to the protection fixed value parameters; establishing a terminal line description table, wherein the terminal line description table comprises a line serial number corresponding to the terminal; forming a protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter list and the terminal line description list; and downloading protection constant value parameters to the corresponding terminal according to the protection constant value parameter list. The downloading method provided by the invention achieves the effects of high downloading efficiency of the relay protection setting value and simplicity in operation.
Description
Technical Field
The embodiment of the invention relates to a relay protection technology, in particular to a protection fixed value downloading method and device based on template matching.
Background
In an electric power system, a relay protection device detects a fault or an abnormal condition, thereby sending out an alarm signal or directly isolating and removing a fault part. The protection constant value is calculated by a relay protection professional of a control center, and needs to be adjusted along with the change of the operation mode of the power grid, and the adjustment needs to be carried out on site.
However, with the improvement of the automatic coverage rate of the distribution network and the continuous adjustment of the power grid mode, the workload of relay protection personnel for adjusting the protection fixed value and the fixed value in the field is gradually increased, the number of distribution network terminals is large, the manufacturers of terminal equipment are various, the models are various, and the fixed value parameters supporting modification are different, so that the difficulty of the protection fixed value work directly downloaded and calculated by the distribution network automatic main station is high, and the main station cannot adapt to the fixed value modification of all the distribution network terminals.
Disclosure of Invention
The invention provides a protection constant value downloading method and device based on template matching, which aim to improve the working efficiency of relay protection constant value downloading, reduce the operation difficulty and achieve the effects of high relay protection constant value downloading efficiency and simple operation.
In a first aspect, an embodiment of the present invention provides a protection fixed value downloading method based on template matching, where the method includes:
establishing a protection fixed value parameter table which corresponds to terminal types one by one, wherein the protection fixed value parameter table comprises protection fixed value parameters, value ranges of the protection fixed value parameters, terminal types corresponding to the protection fixed value parameters and line serial numbers corresponding to the protection fixed value parameters;
establishing a terminal line description table, wherein the terminal line description table comprises a line serial number corresponding to the terminal;
forming a protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter list and the terminal line description list;
and downloading protection constant value parameters to the corresponding terminal according to the protection constant value parameter list.
Optionally, each terminal type corresponds to a protection fixed value parameter template; the establishing of the protection fixed value parameter table corresponding to the terminal type one by one comprises the following steps: establishing a protection fixed value parameter table corresponding to the terminal type one by one according to the terminal type, the protection fixed value parameter template corresponding to the terminal type and the information body protocol address; each information body protocol address corresponds to a protection fixed value parameter.
Optionally, the forming a protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter list, and the terminal line description list includes: for any terminal, selecting the corresponding protection constant value parameter table according to the terminal type of the terminal; determining a line serial number according to the terminal line description table; and forming a protection fixed value parameter list corresponding to the terminal according to the matching of the line serial number and the line serial number in the protection fixed value parameter list.
Optionally, before the establishing the protection fixed value parameter table, the method further includes: and establishing a terminal type description information table, wherein the terminal type description information table comprises the terminal type.
Optionally, before the establishing the terminal type description information table, the method further includes: and classifying the terminals in all the power distribution networks according to the protection fixed value types corresponding to the terminals and the protocol types of the protection fixed value parameters.
Optionally, the terminal corresponds to at least one of the switches, each of the switches corresponds to a line, and the lines correspond to the line serial numbers one to one.
Optionally, the downloading of the protection fixed value parameter to the corresponding terminal according to the protection fixed value parameter list includes:
receiving a selection instruction and a setting instruction input by a user;
generating a downloading instruction according to the selection instruction, the setting instruction and the protection fixed value parameter list;
and downloading a protection constant value parameter to the corresponding line of the terminal according to the downloading instruction.
Optionally, before downloading the protection fixed value parameter to the corresponding line of the terminal according to the downloading instruction, the method further includes:
judging whether the length of a single frame of the downloading instruction is larger than 255 bytes or not;
if yes, sending the instruction in a frame mode; if not, issuing the instruction in the single frame.
Optionally, the download instruction comprises at least one protection fixed value.
In a second aspect, an embodiment of the present invention further provides a protection fixed value downloading device based on template matching, which is used to implement the protection fixed value downloading method based on template matching provided in the first aspect, where the protection fixed value downloading device based on template matching includes: the system comprises a protection fixed value parameter table establishing module, a terminal line description table establishing module, a protection fixed value parameter list forming module and a protection fixed value parameter downloading module;
the protection fixed value parameter table establishing module is used for establishing a protection fixed value parameter table which corresponds to terminal types one by one, and the protection fixed value parameter table comprises protection fixed value parameters, value ranges of the protection fixed value parameters, terminal types corresponding to the protection fixed value parameters and line serial numbers corresponding to the protection fixed value parameters;
the terminal line description table establishing module is used for establishing a terminal line description table, and the terminal line description table comprises a line serial number corresponding to the terminal;
the protection fixed value parameter list forming module is used for forming a protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter list and the terminal line description list;
and the protection fixed value parameter downloading module is used for downloading the protection fixed value parameters to the corresponding terminal according to the protection fixed value parameter list.
According to the protection fixed value downloading method and device based on template matching, the protection fixed value parameter table corresponding to the terminal type one by one is established according to different terminal types, specific protection fixed value parameters and value ranges corresponding to the terminal types are recorded in the corresponding protection fixed value parameter table, then the terminal circuit description table is established, and during downloading, data configuration is carried out according to the terminal types, the protection fixed value parameter table and the terminal circuit description table to obtain the protection fixed value parameter list corresponding to the terminal, so that the problems of large downloading workload and difficulty in operation caused by inconsistent definition of different types of terminal fixed value parameters can be solved, the working efficiency of relay protection fixed value downloading is improved, the operation difficulty is reduced, and the effects of high downloading efficiency of relay protection fixed value and simplicity in operation are achieved.
Drawings
Fig. 1 is a flowchart of a protection fixed value downloading method based on template matching according to an embodiment of the present invention;
fig. 2 is a flowchart of another protection fixed value downloading method based on template matching according to an embodiment of the present invention;
fig. 3 is a flowchart of another protection fixed value downloading method based on template matching according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a protection fixed value downloading device based on template matching according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for convenience of description, only some structures, but not all structures, related to the embodiments of the present invention are shown in the drawings and tables.
The embodiment of the invention provides a protection fixed value downloading method based on template matching. The method provided by the embodiment of the invention can be suitable for the condition of downloading the relay protection fixed value, can be executed by a protection fixed value downloading device based on template matching, and can be realized in a hardware and/or software mode. Fig. 1 is a flowchart of a protection fixed value downloading method based on template matching according to an embodiment of the present invention, and referring to fig. 1, the protection fixed value downloading method based on template matching includes:
s110, establishing a protection fixed value parameter table in one-to-one correspondence with the terminal type, wherein the protection fixed value parameter table comprises a protection fixed value parameter, a value range of the protection fixed value parameter, the terminal type corresponding to the protection fixed value parameter and a line serial number corresponding to the protection fixed value parameter;
the table 1 is a protection fixed value parameter table provided in this embodiment, referring to table 1, a terminal is a feeder terminal device or a switching station terminal device installed on site in an electric power system, and is used for transmitting telemetering and remote signaling data to a distribution network master station system; the terminal types are divided according to the protection fixed value type of the terminal and the protocol address of the protection fixed value parameter, and exemplarily, the terminal types may be a current type, a voltage type, a new protocol type, and an intelligent type (where table 1 exemplarily shows a protection fixed value parameter table corresponding to the terminal type of the new protocol type); the protection constant value parameter refers to a constant value parameter which needs to be set for a terminal in power relay protection; the protection fixed value parameter table is used for describing all line serial numbers in the terminal of each terminal type, protection fixed value parameters corresponding to each line, the value range of the protection fixed value parameters and the protocol address of the protection fixed value parameters, and each terminal type corresponds to one protection fixed value parameter table; the line serial number is the serial number of each line in the terminal, and each switch corresponds to one line.
TABLE 1
Specifically, a protection fixed value parameter table corresponding to each terminal type is established, and the table includes serial numbers of all lines in the terminal type, protection fixed value parameters corresponding to the lines, value ranges of the protection fixed value parameters, and protocol addresses of the protection fixed value parameters, wherein each line corresponds to a plurality of protection fixed value parameters.
S120, establishing a terminal line description table, wherein the terminal line description table comprises a line serial number corresponding to a terminal;
table 2 is a terminal line description table provided in this embodiment, and refer to table 2, where the terminal line description table is used to describe a serial number of a line corresponding to each terminal, and each terminal corresponds to one terminal line description table; each terminal includes at least one switch, one for each line.
TABLE 2
S130, forming a protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter list and the terminal line description list;
the information in the protection fixed value parameter list of a certain terminal is contained in the protection fixed value parameter list of the terminal corresponding to the terminal type; the protection fixed value parameter list comprises protection fixed value parameters corresponding to all lines in the terminal and the value ranges of the protection fixed value parameters; each terminal needing downloading corresponds to a protection fixed value parameter list.
Specifically, table 3 is a protection fixed value parameter list provided in this embodiment, referring to table 3, the number of lines is determined through a terminal line description table corresponding to a terminal that needs to download protection fixed value parameters, a corresponding protection fixed value parameter table is selected according to the type of the terminal that needs to download protection fixed value parameters, protection fixed value parameters and value ranges of all lines of the terminal are found in the corresponding protection fixed value parameter table, and a protection fixed value parameter list corresponding to the terminal is formed according to a template.
TABLE 3
And S140, downloading the protection constant value parameters to the corresponding terminal according to the protection constant value parameter list.
Specifically, when relay protection setting values need to be downloaded to each terminal, protection setting value parameters are downloaded to the terminal according to the line sequence of the protection setting value parameter list, and data encapsulation is performed through communication by adopting an IEC101/104 protocol.
The protection fixed value downloading method based on template matching provided by this embodiment establishes a protection fixed value parameter table corresponding to terminal types one by one, the protection fixed value parameter table is used to describe specific protection fixed value parameters and value ranges of each type of terminal, then establishes a terminal line description table corresponding to each terminal one by one, the terminal line description table is used to describe lines included in each terminal, when a terminal needs to be downloaded, the corresponding protection fixed value parameter table is selected according to the type of the terminal needing to be downloaded, the number of lines included in the terminal is determined according to the terminal line description table of the terminal, a protection fixed value parameter list of the terminal is generated according to the protection fixed value table, the number of lines and a protection fixed value parameter list template, then downloading data is sent to the terminal, the method records the specific protection fixed value parameters and value ranges corresponding to different types of terminals in the corresponding tables, when the relay protection constant value downloading device is used for downloading, data configuration is carried out according to the corresponding table and the line number of the terminal, the problems that the downloading workload is large and operation is difficult due to the fact that the fixed value parameter number and the address of different types of terminals are inconsistent can be solved, the working efficiency of relay protection constant value downloading is improved, the operation difficulty is reduced, and the effects of high relay protection constant value downloading efficiency and simplicity in operation are achieved.
Optionally, each terminal type corresponds to a protection fixed value parameter template. Fig. 2 is a flowchart of another protection fixed value downloading method based on template matching according to an embodiment of the present invention, and referring to fig. 2, the protection fixed value downloading method based on template matching includes:
s210, establishing a protection fixed value parameter table corresponding to the terminal type one by one according to the terminal type, the protection fixed value parameter template corresponding to the terminal type and the information body reduction address.
Wherein, each information body protocol address corresponds to a protection fixed value parameter; the protection constant value parameter template is a table for recording protection constant value parameters supported by a class of terminals; when the communication data is downloaded to the terminal, the data is encapsulated according to the IEC101/104 specification, and when the protection constant value parameters are transmitted, an address needs to be allocated to each protection constant value parameter, and the address is a protocol address.
Specifically, the protection fixed value parameters and the value ranges thereof supported by the terminal of the type recorded in the protection fixed value parameter template are recorded in the protection fixed value parameter table according to the sequence of the line serial numbers, and then the information body reduction addresses corresponding to the protection fixed value parameters are correspondingly recorded in the protection fixed value parameter table to form the protection fixed value parameter table.
S220, establishing a terminal line description table, wherein the terminal line description table comprises a line serial number corresponding to a terminal; this step is the same as step 120 in the above embodiments, and is not described herein again.
S231, for any terminal, selecting a corresponding protection fixed value parameter table according to the terminal type to which the terminal belongs;
specifically, when a terminal is downloaded with a protection constant value parameter, the terminal type of the terminal is determined first, and a corresponding protection constant value parameter table is selected according to the terminal type; the protection fixed value parameter table comprises a protection fixed value parameter, a value range of the protection fixed value parameter, a terminal type corresponding to the protection fixed value parameter, a line serial number corresponding to the protection fixed value parameter, and a protocol address of the protection fixed value parameter.
S232, determining a line serial number according to the terminal line description table;
specifically, the line number and the number of lines included in the terminal are determined according to a terminal line description table corresponding to the terminal to be downloaded.
And S233, forming a protection fixed value parameter list corresponding to the terminal according to the matching of the line serial number and the line serial number in the protection fixed value parameter list.
The matching between the line serial number and the line serial number in the protection setting value parameter table means that the line serial number corresponding to the terminal and other information related to the line serial number can be found in the protection setting value parameter table corresponding to the terminal.
Specifically, a protection constant value parameter, a value range of the protection constant value parameter and a protocol address of the protection constant value parameter of each line of the terminal are successively found in a protection constant value parameter table according to the sequence of line serial numbers to form a protection constant value parameter list; the protection fixed value parameter list comprises a protocol address of the protection fixed value parameter, a line serial number, the protection fixed value parameter and a value range of the protection fixed value parameter.
And S240, downloading the protection constant value parameters to the corresponding terminal according to the protection constant value parameter list. This step is the same as step 140 in the above embodiment, and will not be described again here.
According to the protection fixed value downloading method based on template matching, specific protection fixed value parameters and value ranges corresponding to different types of terminals are recorded in the corresponding tables, data configuration is only needed to be carried out according to the corresponding tables and the line number of the terminals during downloading, the problems that downloading workload is large and operation is difficult due to the fact that the fixed value parameter numbers and addresses of the different types of terminals are inconsistent can be solved, the working efficiency of relay protection fixed value downloading is improved, the operation difficulty is reduced, and the effects that the relay protection fixed value downloading efficiency is high and operation is simple are achieved.
Fig. 3 is a further protection constant value downloading method based on template matching according to an embodiment of the present invention, and referring to fig. 3, the protection constant value downloading method based on template matching includes:
s300, classifying the terminals in all the power distribution networks according to the protection fixed value parameter types corresponding to the terminals and the protocol types of the protection fixed value parameters.
Specifically, when each terminal is required to be downloaded with a relay protection fixed value, all terminals need to be classified in advance according to protection fixed value parameter types corresponding to the terminals and protocol types of the protection fixed value parameters, exemplarily, a terminal with a current type and a standard protocol as the protection fixed value parameter type belongs to the current type, a terminal with a voltage type and a standard protocol as the protection fixed value parameter type belongs to the voltage type, and a terminal with a voltage type or a current type and a new standard protocol as the protection fixed value parameter type belongs to the new standard protocol.
S301, a terminal type description information table is established, wherein the terminal type description information table comprises terminal types.
Table 4 is a terminal type description information table provided in the embodiment of the present invention, referring to table 4, where the terminal type description information table is used to describe classification conditions of all terminals, and the terminal type description information table includes terminal types.
TABLE 4
| Terminal type ID | Terminal type | Type of protocol |
| 1 | Current mode | Standard protocol |
| 2 | Voltage type | Standard protocol |
| 3 | New edition protocol | New standard protocol |
| … | … | … |
Specifically, all the terminals are classified according to the supported protection fixed value types and the supported protocol types of the protection fixed value parameters, and the terminals can be classified into current types, voltage types, new version protocol types and the like as an example; the terminal type description information table can comprise a protocol type of a protection fixed value parameter corresponding to the terminal type besides the terminal type; after the terminal type description information table is established in step S301, it may be determined whether the terminal type description information table has been established, if not, the step S301 is returned to, and if so, the next step is continued.
S310, establishing a protection fixed value parameter table which corresponds to the terminal type one by one, wherein the protection fixed value parameter table comprises a protection fixed value parameter, a value range of the protection fixed value parameter, the terminal type corresponding to the protection fixed value parameter and a line serial number corresponding to the protection fixed value parameter; after the protection constant value parameter table is established in step S310, it may be determined whether the protection constant value parameter table has been established, if not, the procedure returns to step S310, and if so, the next step is continued.
S320, establishing a terminal line description table, wherein the terminal line description table comprises a line serial number corresponding to a terminal; after the terminal line description table is established in step S320, it may be determined whether the terminal line description table has been established, if not, the process returns to step S320, and if so, the next step is continued.
S330, forming a protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter list and the terminal line description list;
the steps S310, S320, and S330 are the same as the steps S110, S120, and S130 in the above embodiments, and are not described again here.
S341, receiving a selection instruction and a setting instruction input by a user;
the selection instruction is used for selecting a protection fixed value parameter row which needs to be downloaded in a protection fixed value parameter list; the setting instruction is the value of the protection constant value parameter determined by the user according to the value range of the protection constant value parameter in the protection constant value parameter list.
Specifically, the user may send a selection instruction and a setting instruction as needed, to hook up a protection fixed value parameter row to be downloaded in the protection fixed value parameter list and determine a value of the protection fixed value parameter to be downloaded.
S342, generating a downloading instruction according to the selection instruction, the setting instruction and the protection fixed value parameter list;
specifically, a protection fixed value parameter row which needs to be downloaded at this time in the protection fixed value parameter list is selected according to a selection instruction input by a user, a specific numerical value of the protection fixed value parameter which needs to be downloaded at this time is determined according to a setting instruction input by the user, data packaging is performed according to an IEC101/104 protocol, and a downloading instruction is generated.
S343, judging whether the single-frame length of the downloading instruction is larger than 255 bytes;
specifically, since there are many protection constant parameters for each switch, and multiple constant values need to be selected when downloading the protection constant parameters, which may result in longer framing length, but the IEC101/104 protocol allows the length of each frame data not to exceed 255 bytes, so it is necessary to determine whether the length of a single frame of a download instruction is 255 bytes before downloading.
S344, if yes, the instruction is issued in frames;
specifically, when the length of the data frame exceeds 255 bytes, a multi-frame mark is sent firstly during pre-service communication, then the protection constant value parameters needing downloading are sent in a framing mode, and automatic calculation and unified display are carried out when terminal protocols are framed.
And S345, if not, issuing an instruction in a single frame. And S346, downloading the protection constant value parameters to the corresponding line of the terminal according to the downloading instruction.
Specifically, because a plurality of protection constant value parameters of each switch are more, a plurality of constant values need to be selected when the protection constant value parameters are downloaded, the length of framing is possibly longer, but the IEC101/104 protocol allows the length of each frame of data not to exceed 255 bytes, when the length of the data frame exceeds 255 bytes, a multi-frame mark is sent firstly during preposed service communication, then the protection constant value parameters needing to be downloaded are sent in a framing mode, and automatic calculation and unified display are carried out when the terminal protocol is used for framing.
Optionally, the terminal corresponds to at least one switch, each switch corresponds to one line, and the lines correspond to line serial numbers one to one.
Optionally, the download instruction includes at least one protection fixed value.
The protection fixed value downloading method based on template matching records specific protection fixed value parameters and value ranges corresponding to different types of terminals in corresponding tables, only data configuration needs to be carried out according to the corresponding tables and the line number of the terminals during downloading, a plurality of fixed values can be downloaded at one time, the problems that downloading workload is large and operation is difficult due to the fact that the fixed value parameter numbers and addresses of different types of terminals are inconsistent can be solved, the working efficiency of relay protection fixed value downloading is improved, the operation difficulty is reduced, and the effects of high relay protection fixed value downloading efficiency and simplicity in operation are achieved.
An embodiment of the present invention further provides a protection fixed value downloading device based on template matching, fig. 4 is a schematic diagram of the protection fixed value downloading device based on template matching provided by the embodiment of the present invention, and referring to fig. 4, the protection fixed value downloading device 400 based on template matching is used for implementing any protection fixed value downloading method based on template matching provided by the embodiment, and the device includes: a protection fixed value parameter table establishing module 401, a terminal line description table establishing module 402, a protection fixed value parameter list forming module 403 and a protection fixed value parameter downloading module 404;
the protection fixed value parameter table establishing module 401 is configured to establish a protection fixed value parameter table corresponding to terminal types one to one, where the protection fixed value parameter table includes a protection fixed value parameter, a value range of the protection fixed value parameter, a terminal type corresponding to the protection fixed value parameter, and a line serial number corresponding to the protection fixed value parameter;
the terminal line description table establishing module 402 is configured to establish a terminal line description table, where the terminal line description table includes a line serial number corresponding to a terminal;
the protection fixed value parameter list forming module 403 is configured to form a protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter list, and the terminal line description list;
the protection fixed value parameter downloading module 404 is configured to download the protection fixed value parameter to the corresponding terminal according to the protection fixed value parameter list.
The protection definite value downloading device based on template matching records specific protection definite value parameters and value ranges corresponding to different types of terminals in corresponding tables, only needs to perform data configuration according to the corresponding tables and the line number of the terminals during downloading, can also download a plurality of definite values at one time, can solve the problems of large downloading workload and difficulty in operation caused by inconsistency of the definite value parameter numbers and addresses of different types of terminals, improves the working efficiency of the downloading of the relay protection definite value, reduces the operation difficulty, and achieves the effects of high downloading efficiency and simple operation of the relay protection definite value.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A protection constant value downloading method based on template matching is characterized by comprising the following steps:
establishing a protection fixed value parameter table which corresponds to terminal types one by one, wherein the protection fixed value parameter table comprises protection fixed value parameters, value ranges of the protection fixed value parameters, terminal types corresponding to the protection fixed value parameters and line serial numbers corresponding to the protection fixed value parameters;
establishing a terminal line description table, wherein the terminal line description table comprises a line serial number corresponding to the terminal;
forming a protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter list and the terminal line description list;
and downloading protection constant value parameters to the corresponding terminal according to the protection constant value parameter list.
2. The template matching-based protection fixed value downloading method according to claim 1, wherein each terminal type corresponds to a protection fixed value parameter template; the establishing of the protection fixed value parameter table corresponding to the terminal type one by one comprises the following steps:
establishing a protection fixed value parameter table corresponding to the terminal type one by one according to the terminal type, the protection fixed value parameter template corresponding to the terminal type and the information body protocol address;
each information body protocol address corresponds to a protection fixed value parameter.
3. The template matching-based protection fixed value downloading method according to claim 2, wherein the forming of the protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter table, and the terminal line description table includes:
for any terminal, selecting the corresponding protection constant value parameter table according to the terminal type of the terminal; determining a line serial number according to the terminal line description table; and forming a protection fixed value parameter list corresponding to the terminal according to the matching of the line serial number and the line serial number in the protection fixed value parameter list.
4. The template matching-based protection-fixed-value downloading method of claim 1, further comprising, before the establishing the protection-fixed-value parameter table:
and establishing a terminal type description information table, wherein the terminal type description information table comprises the terminal type.
5. The protection fixed value downloading method based on template matching as claimed in claim 4, wherein before establishing the terminal type description information table, further comprising:
and classifying the terminals in all the power distribution networks according to the protection fixed value types corresponding to the terminals and the protocol types of the protection fixed value parameters.
6. The protection fixed value downloading method based on template matching according to claim 1, wherein the terminal corresponds to at least one of the switches, each of the switches corresponds to a line, and the lines correspond to the line serial numbers one to one.
7. The template matching-based protection fixed value downloading method according to claim 1, wherein the downloading of the protection fixed value parameter to the corresponding terminal according to the protection fixed value parameter list includes:
receiving a selection instruction and a setting instruction input by a user;
generating a downloading instruction according to the selection instruction, the setting instruction and the protection fixed value parameter list;
and downloading a protection constant value parameter to the corresponding line of the terminal according to the downloading instruction.
8. The protection fixed value downloading method based on template matching according to claim 6, wherein before downloading the protection fixed value parameter to the corresponding line of the terminal according to the downloading instruction, the method further comprises:
judging whether the length of a single frame of the downloading instruction is larger than 255 bytes or not;
if yes, sending the instruction in a frame mode; if not, issuing the instruction in the single frame.
9. The template matching based protection fixed value downloading method according to claim 6, wherein the downloading instruction comprises at least one protection fixed value.
10. A protection constant value downloading device based on template matching, for implementing the protection constant value downloading method based on template matching according to claims 1 to 9, wherein the protection constant value downloading device based on template matching comprises:
the protection fixed value parameter table establishing module is used for establishing a protection fixed value parameter table which corresponds to terminal types one by one, and the protection fixed value parameter table comprises protection fixed value parameters, value ranges of the protection fixed value parameters, terminal types corresponding to the protection fixed value parameters and line serial numbers corresponding to the protection fixed value parameters;
a terminal line description table establishing module, configured to establish a terminal line description table, where the terminal line description table includes a line serial number corresponding to the terminal;
a protection fixed value parameter list forming module, configured to form a protection fixed value parameter list corresponding to each terminal according to the terminal type, the protection fixed value parameter list, and the terminal line description list;
and the protection fixed value parameter downloading module is used for downloading the protection fixed value parameters to the corresponding terminal according to the protection fixed value parameter list.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104135069A (en) * | 2014-07-08 | 2014-11-05 | 广东电网公司电力科学研究院 | Method for configuring operating parameters of secondary equipment of intelligent substation |
| CN105337247A (en) * | 2015-12-04 | 2016-02-17 | 国网浙江省电力公司 | Setting value downloading method and system of smart grid relay protection device |
| WO2016189760A1 (en) * | 2015-05-27 | 2016-12-01 | 株式会社 東芝 | System protection control system |
| CN111049113A (en) * | 2020-01-03 | 2020-04-21 | 国网上海市电力公司 | 35KV power distribution network constant value self-adaptive setting method based on centralized master station architecture |
| CN111934274A (en) * | 2020-08-13 | 2020-11-13 | 中国南方电网有限责任公司超高压输电公司柳州局 | Intelligent substation protection constant value intelligent downloading method |
| CN112003234A (en) * | 2020-09-02 | 2020-11-27 | 广西电网有限责任公司河池供电局 | Intelligent calibration system and method for relay protection equipment fixed value information |
-
2020
- 2020-12-23 CN CN202011545599.9A patent/CN112653079B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104135069A (en) * | 2014-07-08 | 2014-11-05 | 广东电网公司电力科学研究院 | Method for configuring operating parameters of secondary equipment of intelligent substation |
| WO2016189760A1 (en) * | 2015-05-27 | 2016-12-01 | 株式会社 東芝 | System protection control system |
| CN105337247A (en) * | 2015-12-04 | 2016-02-17 | 国网浙江省电力公司 | Setting value downloading method and system of smart grid relay protection device |
| CN111049113A (en) * | 2020-01-03 | 2020-04-21 | 国网上海市电力公司 | 35KV power distribution network constant value self-adaptive setting method based on centralized master station architecture |
| CN111934274A (en) * | 2020-08-13 | 2020-11-13 | 中国南方电网有限责任公司超高压输电公司柳州局 | Intelligent substation protection constant value intelligent downloading method |
| CN112003234A (en) * | 2020-09-02 | 2020-11-27 | 广西电网有限责任公司河池供电局 | Intelligent calibration system and method for relay protection equipment fixed value information |
Non-Patent Citations (1)
| Title |
|---|
| 王聪等: "继电保护装置定值自动整定系统的开发与应用", 《河北电力技术》 * |
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