CN110838946A - Automatic acceptance system and method based on simulation substation - Google Patents
Automatic acceptance system and method based on simulation substation Download PDFInfo
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- CN110838946A CN110838946A CN201911123676.9A CN201911123676A CN110838946A CN 110838946 A CN110838946 A CN 110838946A CN 201911123676 A CN201911123676 A CN 201911123676A CN 110838946 A CN110838946 A CN 110838946A
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Abstract
The invention relates to an automatic acceptance system and method based on a simulation substation, wherein the system comprises the simulation substation, a configuration acceptance rule import module, an SCD file import module, a configuration forwarding relation module and an automatic acceptance module which are connected with the simulation substation, and a report generation module is connected with the automatic acceptance module. The invention realizes the quick batch uploading of the monitoring signals to the master station and improves the acceptance efficiency. In the process of acceptance, the method replaces many defects caused by operating actual equipment, and automatic simulation acceptance is realized. The invention does not need field personnel to operate actual equipment, saves a large amount of working time and reduces the debugging cost.
Description
Technical Field
The invention relates to an automatic acceptance system, in particular to an automatic acceptance system based on a simulation substation, and also relates to an automatic acceptance method, belonging to the field of automation of power systems.
Background
The intelligent substation applies network communication to realize data interaction of all primary and secondary devices in the substation. And the data messages in the network are generated according to the IEC61850 standard and the communication standard. And is recorded in detail in an SCD (substation configuration file) model file. The monitoring signal debugging and acceptance of the current intelligent substation still adopts the traditional operation method, and has large workload and low efficiency. The progress of the monitoring signal debugging acceptance depends on the ability of the protection debugging team and the degree of tacit. Signals generated by actual operation are often a batch of signals, which are not beneficial to rapidly judging acceptance results, and have great pressure on the personnel participating in acceptance. With intensive construction of the intelligent transformer substation, traditional manual acceptance inspection obviously affects the construction progress of the transformer substation.
Disclosure of Invention
In order to solve the above problems, the present invention provides an automatic acceptance system and method based on a simulation substation, which simulates the IEC61850 standard equipment action signal data message by analyzing the content of the SCD model file, and deceives the telemechanical to generate monitoring information. Need not to protect the debugging personnel and operate before transformer substation's actual equipment, reach and improve the efficiency of checking and accepting, reduce personnel's operating pressure, replace traditional manual work to check and accept.
The technical scheme of the invention is as follows:
an automatic acceptance system based on a simulation substation comprises the simulation substation, a configuration acceptance rule import module, an SCD file import module, a configuration forwarding relation module and an automatic acceptance module, wherein the configuration acceptance rule import module, the SCD file import module, the configuration forwarding relation module and the automatic acceptance module are connected with the simulation substation; wherein:
a configuration acceptance rule importing module imports an acceptance rule of the main station and establishes an acceptance task sequence;
the configuration forwarding relation module establishes actual association between the monitoring signal and the intelligent station signal;
the SCD file import module analyzes the SCD file, reconstructs the configuration of the IED equipment in the station and displays the configuration;
the simulation substation simulates all in-station IED equipment in the equipment; the simulation substation generates a data message according to the task sequence and generates a monitoring signal through a data gateway machine;
the automatic acceptance module accepts, and receives the monitoring signal generated by the data gateway machine to judge whether the message sent by the simulation substation correctly generates the monitoring signal through the data gateway machine;
and the report generation module generates an automatic acceptance report according to the simulation result.
Further, the data network shutdown connects all devices according to the IEC61850 protocol.
Further, the configuration of the IED equipment in the reconstruction station comprises a network address and a signal index, and the main display content comprises an equipment name, a manufacturer name, a network configuration and a signal configuration.
Further, the SCD file import module analyzes the detailed information of the equipment in the transformer substation according to the information describing the signal characteristics in the SCD, wherein the information describing the signal characteristics comprises address description, a data set, a group number, a group name and short address information.
Further, the main stream format supported by the configuration forwarding relation module includes xml or rcd.
Further, for the remote signaling task, the simulation substation simulates and generates a reset, action and reset signal action sequence according to the rules that the remote signaling signals in the acceptance rule need to be received in sequence and the actions are reset, and the master station marks the monitoring signals after receiving the signals;
for the remote measurement task, the simulation substation simulates and generates a test quantity generated by calculation depending on the point number, the coefficient and the offset according to the rule that the received value of the remote measurement signal in the acceptance rule is the point number plus the offset and then multiplied by the coefficient, and the master station calculates the verification result in the reverse direction to be correct after receiving the test quantity and marks the monitoring signal.
The invention also relates to an automatic acceptance method based on the system, which comprises the following steps:
the method comprises the following steps of (1) obtaining transformer substation data, wherein the data comprises an SCD model file, a forwarding configuration xml or rcd file, a master station acceptance rule, a monitoring information point table and port number information of a data gateway machine in a station;
step (2), an SCD model file is imported, an SCD file import module automatically analyzes all IED equipment in the station according to the description in the SCD, and display is carried out, wherein the main display content comprises equipment names, manufacturer names, network configuration and signal configuration;
step (3), importing a forwarding configuration file and a monitoring information point table file, and establishing a relationship between the intelligent device signals in the station and the monitoring information of the main station by a configuration forwarding relationship module according to the monitoring information point table file;
step (4), importing a master station acceptance rule, and configuring an acceptance rule importing module to automatically establish a task sequence;
step (5), the simulation substation generates simulation equipment according to the intelligent equipment information obtained through analysis, waits for the connection of the data gateway machine in the station, acquires the equipment connection condition according to the status bar, and enters a standby mode after all the intelligent equipment are connected;
and (6) the simulation substation checks and accepts, and executes tasks according to a preset task sequence:
for the remote signaling task, the simulation substation simulates and generates a reset, action and reset signal action sequence according to the rules that the remote signaling signals are required to be received in sequence by checking and accepting in a checking and accepting rule; after receiving the signal, the master station marks the passing of the monitoring signal;
for the remote measurement task, the simulation substation simulates and generates a test quantity generated by calculation depending on the point number, the coefficient and the offset according to the rule that the value required to be received by the remote measurement signal acceptance in the acceptance rule is the point number plus the offset and then multiplied by the coefficient, the master station calculates the verification result in a reverse direction after receiving the test quantity, and marks the monitoring signal;
and (7) after acceptance, generating an automatic acceptance report in the transformer substation by the report generating module, generating the automatic acceptance report by the master station system in the master station, and confirming the automatic acceptance result according to the two reports.
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention obtains detailed information by analyzing the SCD model file, replaces actual equipment by simulating total station equipment, realizes the simulation of virtual equipment to receive and send data in the intelligent substation through simulation, and deceives the telecontrol machine to generate various data messages, so that the telecontrol machine has the capability of deceiving the telecontrol machine to generate monitoring information. When the system is automatically received, expected monitoring signals are sequentially generated through simulation according to the master station acceptance rules, the monitoring signals are rapidly sent to the master station in batches, and the acceptance efficiency is improved. In the process of acceptance, the method replaces many defects caused by operating actual equipment, and automatic simulation acceptance is realized.
(2) The method analyzes the SCD model file, deeply analyzes the SCD model file, and realizes the IEC61850 standard innovation in a computer in a virtualized way. And simulating intelligent equipment in the station in the computer equipment through a program. The scheme of the acceptance rule imported into the main station is provided, and an acceptance sequence can be automatically generated. The acceptance sequence guides the virtual equipment in the simulation substation to generate a simulation signal, deceives the data network to generate a monitoring signal, uploads the monitoring signal to the main station, and rapidly completes automatic acceptance of the monitoring signal. The actual equipment does not need to be operated by field personnel, so that a large amount of working time is saved, and the debugging cost is reduced.
Drawings
FIG. 1 is a block diagram of a simulation substation based automatic acceptance system;
FIG. 2 is an SCD file parsing according to one embodiment of the present invention;
FIG. 3 is a flow chart of the present invention for remote signaling signal analysis;
fig. 4 is a flow chart of telemetry signal analysis according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of examples of the present invention, and not all examples. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
As shown in fig. 1, the automatic acceptance system based on the simulation substation of the present embodiment is specifically an intelligent substation for acceptance, and the system includes the simulation substation, a configuration acceptance rule import module, an SCD file import module, a configuration forwarding relation module, and an automatic acceptance module, which are connected to the simulation substation, and the report generation module is connected to the automatic acceptance module; wherein: a configuration acceptance rule importing module imports an acceptance rule of the main station and establishes an acceptance task sequence; the configuration forwarding relation module establishes actual association between the monitoring signal and the intelligent station signal; the SCD file import module analyzes the SCD file, reconstructs the configuration of the IED equipment in the station and displays the configuration; the simulation substation simulates all in-station IED equipment in the equipment; the simulation substation generates a data message according to the task sequence and generates a monitoring signal through a data gateway machine; the automatic acceptance module accepts, and receives the monitoring signal generated by the data gateway machine to judge whether the message sent by the simulation substation correctly generates the monitoring signal through the data gateway machine; and the report generation module generates an automatic acceptance report according to the simulation result.
And the data network shutdown machine is connected with all the devices according to the IEC61850 protocol.
The reconstruction intra-station IED equipment configuration comprises a network address and a signal index, and the main display content comprises an equipment name, a manufacturer name, a network configuration and a signal configuration.
The SCD file import module analyzes the detailed information of the equipment in the transformer substation through the information describing the signal characteristics in the SCD, wherein the information describing the signal characteristics comprises address description, a data set, a group number, a group name and short address information. The main stream format supported by the configuration forwarding relation module includes xml or rcd.
For a remote signaling task, the simulation substation simulates and generates a resetting, action and resetting signal action sequence according to the rules that remote signaling signals need to be received in sequence for checking and accepting in a checking and accepting rule, and the master station marks the monitoring signals after receiving the signals;
for the remote measurement task, the simulation substation simulates the generated test quantity after the point number, the offset and the coefficient are multiplied according to the rule that the value required to be received by the remote measurement signal acceptance in the acceptance rule is the point number, the offset and the coefficient are multiplied, and the master station calculates the verification result in the reverse direction after receiving the test quantity and marks the monitoring signal.
The simulation station of the embodiment complies with the IEC61850 standard and communication specification equipment. According to the signal characteristics in the SCD, the simulation equipment communicates with the background machine and the remote machine, so that the virtual equipment is online, and simulation messages are generated or data are received.
In this embodiment, the acceptance rule of the master station is analyzed, and the data messages generated in the simulation substation according to the requirements of the acceptance rule are automatically generated according to the requirements until all the acceptance sequences are completed.
The embodiment is based on a Linux system, and can realize functions of importing an SCD file, configuring a forwarding relation, configuring a master station rule, simulating a substation, automatically checking and accepting and generating a report.
The hardware equipment of the embodiment can support the use requirement in the transformer substation, can run a Linux system, and can be used when providing at least 2 wired network ports for simulating equipment. The system of the embodiment can simulate the substation according to the SCD content, send messages according to requirements, generate expected signals and realize automatic acceptance of monitoring signals in the substation.
The automatic acceptance method based on the system comprises the following steps:
the method comprises the following steps that (1) an automatic acceptance system based on a simulation substation needs to acquire intelligent substation data, wherein the data comprises an SCD model file, a forwarding configuration xml or rcd file, a master station acceptance rule, a monitoring information point table and port number information of an in-station data gateway machine;
step (2), an SCD model file is imported, an SCD file import module automatically analyzes all IED equipment in the station according to the description in the SCD, and display is carried out, wherein the main display content comprises equipment names, manufacturer names, network configuration, signal configuration and the like;
and (3) importing a forwarding configuration file and a monitoring information point list file, and establishing a relation between the intelligent device signals in the station and the monitoring information of the main station by the configuration forwarding relation module according to the monitoring information point list file. The viewing can be done within the system.
Step (4), importing a master station acceptance rule, and configuring an acceptance rule importing module to automatically establish a task sequence; the sequence of tasks may be modified manually, and individual tasks may be deleted or inserted.
And (5) the simulation substation generates simulation equipment according to the intelligent equipment information obtained by analysis, waits for the connection of the data network machine in the station, acquires the equipment connection condition according to the status bar, and enters a standby mode after all the intelligent equipment establishes connection.
And (6) the simulation substation checks and accepts, and executes tasks according to a preset task sequence:
for the remote signaling task, the simulation substation simulates and generates a reset, action and reset signal action sequence according to the rules that the remote signaling signal acceptance in the acceptance rule needs to receive action and reset action in sequence; after receiving the signal, the master station marks the passing of the monitoring signal;
for the remote measurement task, the simulation substation simulates the generated test quantity after the point number, the offset and the coefficient are multiplied according to the rule that the value required to be received by the remote measurement signal acceptance in the acceptance rule is the point number plus the offset and then multiplied by the coefficient, and the master station calculates the verification result in the reverse direction after receiving the test quantity and marks the monitoring signal;
and (7) after acceptance, generating an automatic acceptance report in the transformer substation by the report generating module, generating the automatic acceptance report by the master station system in the master station, and confirming the automatic acceptance result according to the two reports.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. An automatic acceptance system based on a simulation substation is characterized in that: the system comprises a simulation substation, a configuration acceptance rule import module, an SCD file import module, a configuration forwarding relation module and an automatic acceptance module, wherein the configuration acceptance rule import module, the SCD file import module, the configuration forwarding relation module and the automatic acceptance module are connected with the simulation substation; wherein:
a configuration acceptance rule importing module imports an acceptance rule of the main station and establishes an acceptance task sequence;
the configuration forwarding relation module establishes actual association between the monitoring signal and the intelligent station signal;
the SCD file import module analyzes the SCD file, reconstructs the configuration of the IED equipment in the station and displays the configuration;
the simulation substation simulates all in-station IED equipment in the equipment; the simulation substation generates a data message according to the task sequence and generates a monitoring signal through a data gateway machine;
the automatic acceptance module accepts, and receives the monitoring signal generated by the data gateway machine to judge whether the message sent by the simulation substation correctly generates the monitoring signal through the data gateway machine;
and the report generation module generates an automatic acceptance report according to the simulation result.
2. The simulator substation based automated acceptance system of claim 1, wherein: and the data network shutdown machine is connected with all the devices according to the IEC61850 protocol.
3. The simulator substation based automated acceptance system of claim 1, wherein: the reconstruction intra-station IED equipment configuration comprises a network address and a signal index, and the main display content comprises an equipment name, a manufacturer name, a network configuration and a signal configuration.
4. The simulator substation based automated acceptance system of claim 1, wherein: the SCD file import module analyzes the detailed information of the equipment in the transformer substation through the information describing the signal characteristics in the SCD, wherein the information describing the signal characteristics comprises address description, a data set, a group number, a group name and short address information.
5. The simulator substation based automated acceptance system of claim 1, wherein: the main stream format supported by the configuration forwarding relation module includes xml or rcd.
6. The simulator substation based automated acceptance system of claim 1, wherein: for a remote signaling task, the simulation substation simulates and generates a resetting, action and resetting signal action sequence according to the rules that remote signaling signals are required to be received in sequence for checking and accepting in a checking and accepting rule, and the master station marks the monitoring signals after receiving the signals;
for the remote measurement task, the simulation substation simulates and generates a test quantity generated by calculation depending on the point number, the coefficient and the offset according to the rule that the received value of the remote measurement signal in the acceptance rule is the point number plus the offset and then multiplied by the coefficient, and the master station calculates the verification result in the reverse direction to be correct after receiving the test quantity and marks the monitoring signal.
7. Automatic acceptance method based on a system according to one of claims 1 to 6, characterized in that: the method comprises the following steps:
the method comprises the following steps of (1) obtaining transformer substation data, wherein the data comprises an SCD model file, a forwarding configuration xml or rcd file, a master station acceptance rule, a monitoring information point table and port number information of a data gateway machine in a station;
step (2), an SCD model file is imported, an SCD file import module automatically analyzes all IED equipment in the station according to the description in the SCD, and display is carried out, wherein the main display content comprises equipment names, manufacturer names, network configuration and signal configuration;
step (3), importing a forwarding configuration file and a monitoring information point table file, and establishing a relationship between the intelligent device signals in the station and the monitoring information of the main station by a configuration forwarding relationship module according to the monitoring information point table file;
step (4), importing a master station acceptance rule, and configuring an acceptance rule importing module to automatically establish a task sequence;
step (5), the simulation substation generates simulation equipment according to the intelligent equipment information obtained through analysis, waits for the connection of the data gateway machine in the station, acquires the equipment connection condition according to the status bar, and enters a standby mode after all the intelligent equipment are connected;
and (6) the simulation substation checks and accepts, and executes tasks according to a preset task sequence:
for the remote signaling task, the simulation substation simulates and generates a reset, action and reset signal action sequence according to the rules that the remote signaling signals are required to be received in sequence by checking and accepting in a checking and accepting rule; after receiving the signal, the master station marks the passing of the monitoring signal;
for the remote measurement task, the simulation substation simulates and generates a test quantity generated by calculation depending on the point number, the coefficient and the offset according to the rule that the value required to be received by the remote measurement signal acceptance in the acceptance rule is the point number plus the offset and then multiplied by the coefficient, the master station calculates the verification result in a reverse direction after receiving the test quantity, and marks the monitoring signal;
and (7) after acceptance, generating an automatic acceptance report in the transformer substation by the report generating module, generating the automatic acceptance report by the master station system in the master station, and confirming the automatic acceptance result according to the two reports.
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| CN112165444A (en) * | 2020-08-10 | 2021-01-01 | 国网安徽省电力有限公司 | Automatic comparison and verification system and method for remote signaling and remote measuring quantity of telecontrol machine of intelligent substation |
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