CN112034734B - Compact direct current operation management system and control method thereof - Google Patents
Compact direct current operation management system and control method thereof Download PDFInfo
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- CN112034734B CN112034734B CN202010867682.1A CN202010867682A CN112034734B CN 112034734 B CN112034734 B CN 112034734B CN 202010867682 A CN202010867682 A CN 202010867682A CN 112034734 B CN112034734 B CN 112034734B
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Abstract
The invention discloses a compact direct current operation management system, which comprises: the system comprises a compact direct current control protection device, a compact direct current real-time simulation device and a management platform; the management platform is used for issuing a trigger instruction to the compact direct current real-time simulation device; the compact direct current real-time simulation device is used for carrying out real-time simulation according to the trigger instruction, generating operation state data and respectively sending the operation state data to the management platform and the compact direct current control protection device; and the compact direct current control protection device is used for generating a protection action instruction and protection action information corresponding to the protection action instruction according to the running state data, sending the protection action instruction to the compact direct current real-time simulation device and sending the protection action information to the management platform. The invention can effectively reduce the operation difficulty of a system consisting of the compact direct current control protection device and the compact direct current real-time simulation device. The invention also discloses a control method of the compact direct current operation management system.
Description
Technical Field
The invention relates to the technical field of direct current transmission, in particular to a compact direct current operation management system and a control method thereof.
Background
With the continuous development of the direct current transmission technology, the direct current engineering construction of China enters a fast channel. In order to better study the control protection characteristics of direct current, a method capable of accurately simulating the functions and response of an on-site direct current control protection system is needed. The existing method generally has the defects of large investment, inaccurate direct current control protection characteristic, large difficulty in secondary development and the like.
How to provide a direct current control protection research platform which has low investment, can accurately simulate the control protection characteristics of actual engineering, is environment-friendly in development and can be customized individually for different users is a problem to be solved urgently. The above problems can be solved by a compact modular dc control protection device. However, the system formed by the compact direct current control protection device and the real-time simulation device has the defects of high cost and complex operation.
Disclosure of Invention
The embodiment of the invention provides a compact direct current operation management system and a control method thereof, which can effectively reduce the operation difficulty of a system consisting of a compact direct current control protection device and a real-time simulation device and have the characteristics of simple structure and low cost.
An embodiment of the present invention provides a compact dc operation management system, including: the system comprises a compact direct current control protection device, a compact direct current real-time simulation device and a management platform;
the management platform is connected with the compact direct current control protection device and the compact direct current real-time simulation device and is used for issuing a trigger instruction to the compact direct current real-time simulation device; the trigger instruction comprises a switch operation instruction and a direct current fault trigger instruction;
the compact direct current real-time simulation device is connected with the compact direct current control protection device and used for carrying out real-time simulation according to the trigger instruction, generating operation state data and respectively sending the operation state data to the management platform and the compact direct current control protection device; wherein the operation state data comprises electrical quantity data and switch state data;
the compact direct current control protection device is used for generating a protection action instruction and protection action information corresponding to the protection action instruction according to the running state data, sending the protection action instruction to the compact direct current real-time simulation device and sending the protection action information to the management platform;
the compact direct current real-time simulation device is also used for responding to the protection action instruction and carrying out real-time simulation on a direct current system so as to update the running state data;
the management platform is also used for issuing a protection control instruction to the compact direct current control protection device; the protection control instruction comprises a protection switching instruction, a protection control parameter and a control mode switching instruction;
the compact direct current control protection device is also used for responding to the protection control instruction, generating a protection operation instruction and protection operation information corresponding to the protection operation instruction, sending the protection operation instruction to the compact direct current real-time simulation device and sending the protection operation information to the management platform;
the compact direct current real-time simulation device is also used for responding to the protection operation instruction and performing real-time simulation on a direct current system so as to update the running state data.
As an improvement of the above scheme, the compact direct current real-time simulation device comprises a real-time simulation system and an FPGA board card;
the real-time simulation system is carried on a computing device terminal, and the computing device terminal stores a computing program executed by the real-time simulation system and used for carrying out real-time simulation on a direct current system;
the FPGA board card is connected with the compact direct current control protection device and the real-time simulation system, and is used for receiving the running state data from the real-time simulation system, performing protocol conversion on the running state data, and transmitting the converted running state data to the compact direct current control protection device; and receiving a protection action instruction from the compact direct current control protection device, performing protocol conversion on the protection action instruction, and transmitting the converted protection action instruction to the real-time simulation system.
As an improvement of the above scheme, the compact direct current control protection device is connected with the FPGA board card through an LC optical fiber, and transmits data through an Aurora protocol;
the real-time simulation system is in communication connection with the FPGA board card through Ethernet and transmits data through a UDP protocol.
As an improvement of the scheme, the management platform comprises a sequence control training module;
the sequence control training module is used for setting the operation sequence of each direct current operation;
the sequence control training module comprises a first testing unit;
the first examination unit is connected with the compact direct-current control protection device and the compact direct-current real-time simulation device, and is used for acquiring and executing operation instructions of various direct-current operations of an operator and judging whether the execution sequence of the operation instructions of the various direct-current operations is matched with the operation sequence; if yes, generating an examination success signal; otherwise, a test failure signal is generated.
As a refinement of the above, the sequence control training module includes a first training unit;
the first training unit is connected with the compact direct current real-time simulation device and used for acquiring any switch operation instruction and sending the switch operation instruction to the compact direct current real-time simulation device;
the compact direct current real-time simulation device is used for responding to the switch operation instruction, simulating the direct current system and feeding back running state data to the first training unit in real time.
As an improvement of the scheme, the management platform comprises a protection response training module;
the compact direct current real-time simulation device is used for presetting a fault point trigger model;
the protection response training module comprises a second training unit;
the second training unit is connected with the compact direct-current control protection device and the compact direct-current real-time simulation device and is used for issuing a direct-current fault triggering instruction to the compact direct-current real-time simulation device so that the compact direct-current real-time simulation device simulates the fault point triggering model according to the direct-current fault triggering instruction; and receiving and displaying the protection action information and the running state data after the trigger fault.
As a refinement of the above, the protection response training module comprises a second testing unit;
the protection response training module is connected with the compact direct current real-time simulation device and is used for presetting each protection response event and the corresponding electric quantity variation trend;
the second examination unit is connected with the compact direct current control protection device and the compact direct current real-time simulation device and is used for acquiring protection response events and electrical quantity change conditions input by an operator; and comparing the electrical quantity change trend corresponding to the protection response event with the electrical quantity change condition, and evaluating the operation of an operator according to the comparison result.
As an improvement of the above scheme, the compact direct current real-time simulation device is connected with the compact direct current control protection device through an LC optical fiber, and data is transmitted through an Aurora protocol;
the management platform is in communication connection with the compact direct-current control protection device through Ethernet and transmits data through a UDP (user Datagram protocol);
the management platform is in communication connection with the compact direct current real-time simulation device through the Ethernet and transmits data through the UFP protocol.
Another embodiment of the present invention correspondingly provides a control method for a compact dc operation management system, which is suitable for the compact dc operation management system, and includes the steps of:
the management platform issues a trigger instruction to the compact direct current real-time simulation device; the trigger instruction comprises a switch operation instruction and a direct current fault trigger instruction;
the compact direct current real-time simulation device carries out real-time simulation according to the trigger instruction, generates running state data and sends the running state data to the management platform and the compact direct current control protection device respectively; wherein the operation state data comprises electrical quantity data and switch state data;
the compact direct current control protection device generates a protection action instruction and protection action information corresponding to the protection action instruction according to the running state data, sends the protection action instruction to the compact direct current real-time simulation device and sends the protection action information to the management platform;
the compact direct current real-time simulation device responds to the protection action instruction and carries out real-time simulation on a direct current system so as to update the running state data;
the management platform sends a protection control instruction to the compact direct current control protection device; the protection control instruction comprises a protection switching instruction, a protection control parameter and a control mode switching instruction;
the compact direct current control protection device responds to the protection control instruction, generates a protection operation instruction and protection operation information corresponding to the protection operation instruction, sends the protection operation instruction to the compact direct current real-time simulation device, and sends the protection operation information to the management platform;
and the compact direct current real-time simulation device responds to the protection operation instruction and carries out real-time simulation on a direct current system so as to update the running state data.
Compared with the prior art, the compact direct current operation management system and the control method thereof disclosed by the embodiment of the invention have the following beneficial effects:
through the arrangement of a management platform, a compact direct current control protection device and a compact direct current real-time simulation device, the management platform issues a trigger instruction to the compact direct current real-time simulation device, the compact direct current real-time simulation device simulates in real time according to the trigger instruction to generate operation state data, the operation state data are respectively sent to the management platform and the compact direct current control protection device, the compact direct current control protection device generates a protection action instruction and protection action information corresponding to the protection action instruction according to the operation state data, sends the protection action instruction to the compact direct current real-time simulation device and sends the protection action information to the management platform, and the compact direct current real-time simulation device responds to the protection action instruction, the method has the advantages that the direct current system is simulated in real time to update the running state data, so that the control protection characteristic of the direct current system can be accurately simulated and simulated, and the system which is simple in structure and composed of the compact direct current control protection device and the real-time simulation device is provided, so that the operation difficulty of the system can be effectively reduced, and meanwhile, the method has the characteristic of low cost.
Drawings
Fig. 1 is a schematic structural diagram of a compact dc operation management system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a compact DC real-time simulation apparatus according to an embodiment of the present invention;
fig. 3 is a schematic flowchart of a control method of a compact dc operation management system according to a second embodiment of the present invention;
fig. 4 is a schematic flowchart of a control method of a compact dc operation management system according to a third embodiment of 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 the embodiments of the present invention, and not all of the 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.
Referring to fig. 1, which is a schematic structural diagram of a compact dc operation management system according to a first embodiment of the present invention, the system includes: the system comprises a compact direct current control protection device 11, a compact direct current real-time simulation device 12 and a management platform 13;
the management platform 13 is connected to the compact dc control protection device 11 and the compact dc real-time simulation device 12, and configured to issue a trigger instruction to the compact dc real-time simulation device 12; the trigger instruction comprises a switch operation instruction and a direct current fault trigger instruction;
the compact direct current real-time simulation device 12 is connected to the compact direct current control protection device 11, and is configured to perform real-time simulation according to the trigger instruction, generate operation state data, and send the operation state data to the management platform 13 and the compact direct current control protection device 11, respectively; wherein the operation state data comprises electrical quantity data and switch state data;
the compact direct current control protection device 11 is configured to generate a protection action instruction and protection action information corresponding to the protection action instruction according to the operation state data, send the protection action instruction to the compact direct current real-time simulation device 12, and send the protection action information to the management platform 13;
the compact dc real-time simulation apparatus 12 is further configured to perform real-time simulation on the dc system in response to the protection action command, so as to update the operation state data.
In some embodiments, the management platform 13 is further configured to issue a protection control instruction to the compact dc control protection device 11; the protection control instruction comprises a protection switching instruction, a protection control parameter and a control mode switching instruction;
the compact direct-current control protection device 11 is further configured to generate a protection operation instruction and protection operation information corresponding to the protection operation instruction in response to the protection control instruction, send the protection operation instruction to the compact direct-current real-time simulation device 12, and send the protection operation information to the management platform;
the compact dc real-time simulation apparatus 12 is further configured to perform real-time simulation on the dc system in response to the protection operation instruction, so as to update the operation status data.
In a preferred embodiment, the compact dc real-time simulation device 12 is connected to the compact dc control protection device 11 through an LC fiber, and transmits data through an Aurora protocol.
In a preferred embodiment, the management platform 13 and the compact dc control protection device 12 are connected by ethernet communication, and transmit data through UDP protocol.
In a preferred embodiment, the management platform 13 and the compact dc real-time simulation apparatus 11 are connected by ethernet communication, and transmit data through UFP protocol.
Specifically, referring to fig. 1, the compact dc control protection device 11 is bidirectionally connected to the compact dc real-time simulation device 12, the compact dc real-time simulation device 12 transmits electrical quantity data (i.e., current data and voltage data) and switching state data of the dc system to the compact dc control protection device 11, and the compact dc control protection device 11 transmits a protection operation command and a protection operation command to the compact dc real-time simulation device 12. The protection action command and the protection operation command are specifically a trigger angle, a switch control command and a converter transformer tap adjusting command. The compact direct current control protection device 11 is connected with the management platform 13 in a bidirectional mode, the compact direct current control protection device 11 transmits protection action information, control mode information and a recording file to the management platform 13, and the management platform 13 issues protection control instructions, namely protection switching instructions, protection control parameters and control mode switching instructions to the compact direct current control protection device 11. The compact direct current real-time simulation device 12 is bidirectionally connected with the management platform 13, the compact direct current real-time simulation device 12 transmits electrical quantity data and switching state data of a direct current system to the management platform 13, and the management platform 13 transmits a switching operation instruction and a direct current fault trigger instruction (namely a protection trigger instruction) to the compact direct current real-time simulation device 12.
More specifically, the compact dc control protection device 11 provides a dc control protection research platform that has low investment, can accurately simulate the control protection characteristics of actual engineering, is environmentally friendly in development, and can be customized individually for different users. The compact dc control protection device 11 is configured to run a dc control protection program, generate a protection instruction (including a protection action instruction and a protection operation instruction) according to a protection control instruction sent by the management platform 13 or running state data sent by the compact dc real-time simulation device 12, and send the protection instruction to the compact dc real-time simulation device 12. The management platform 13 transmits the switch operation instruction and the direct current fault triggering instruction to the compact direct current real-time simulation device 12, and then the running state data in the compact direct current real-time simulation device 12 is transmitted to the management platform 13 in real time and displayed. In addition, the management platform and the compact dc control protection device 11 transmit information such as control parameter settings, recording information, and protection operation information.
In some embodiments, referring to fig. 2, the present invention is a schematic structural diagram of a compact dc real-time simulation apparatus provided in an embodiment of the present invention, where the compact dc real-time simulation apparatus 12 includes a real-time simulation system and an FPGA board 122;
the real-time simulation system is mounted on a computing device terminal 121, and the computing device terminal 121 stores a computing program executed by the real-time simulation system and used for performing real-time simulation on a direct current system;
the FPGA board 122 is connected to the compact dc control protection device 11 and the real-time simulation system, and is configured to receive the operation state data from the real-time simulation system, perform protocol conversion on the operation state data, and transmit the converted operation state data to the compact dc control protection device 11; receiving a protection action instruction from the compact direct current control protection device 11, performing protocol conversion on the protection action instruction, and transmitting the converted protection action instruction to the real-time simulation system.
Preferably, the compact dc control protection device 11 is connected to the FPGA board 122 through an LC fiber, and transmits data through an Aurora protocol;
the real-time simulation system is in communication connection with the FPGA board 122 through ethernet, and transmits data through UDP protocol.
It should be noted that the main board of the computing device terminal 121 is at least provided with 4 gigabit ports, and at least 2 PCI interfaces are reserved; the BIOS setting needs to disable plug and play, disable PCI class 0xff board detection, and disable functions such as hyper-threading and Rui frequency. The CPU of the computing equipment terminal 121 is 4 cores or more, and the single-core dominant frequency is as high as possible; advanced Programmable Interrupt Controller (APIC) interfaces must be supported; such as Intel core 2 dual core, Intel core 2 quad core and subsequent processors; or a processor supporting the SSE2 instruction set. The memory of the computing device terminal 121 is at least greater than or equal to 8GB, and the frequency is at least greater than 2133 MHz. The hard disk of the computing device terminal 121 satisfies the requirements of storing operation data and supporting system operation, and is not less than 128GB, and the interface type is an m.2 interface (NVMe protocol). The computing device terminal 121 is in communication connection with the FPGA board 122 through a network port, specifically, the computing device terminal 121 communicates with the FPGA through a network cable, and communicates with a User Datagram Protocol (UDP). In addition, the computing device terminal 121 is provided with a real-time simulation system, specifically a simulink real-time simulation system, and a primary system is built in the simulink in matlab software. The real-time simulation system adopts a primary system to carry out real-time simulation on the direct current system and outputs running state data.
The FPGA board 122 stores a calculation program for data protocol conversion, specifically, receives running state data sent by the computing device terminal 121 through a UDP protocol, further converts the UDP protocol data into Aurora protocol data by using the calculation program, and then sends the running state data of the Aurora protocol to the compact dc control protection device 11 through an LC optical fiber connected to an optical port. Similarly, the compact dc control protection device 11 receives a protection action instruction sent by the Aurora protocol, further converts the Aurora protocol data into UDP protocol data by using a calculation program, and then sends the running state data of the UDP protocol to the real-time simulation system through the ethernet, so that the real-time simulation system performs real-time simulation in response to the protection action instruction.
In this embodiment, the compact dc real-time simulation apparatus 12 is provided with the real-time simulation system and the FPGA board card, so that the situations of complicated connection structure and complicated operation in the simulation process of using the real-time simulation apparatus in the prior art can be avoided, and the system structure is greatly simplified.
In some embodiments, the management platform 13 provides a system for dc operator training, the functions of which include sequence control training, as follows:
the management platform 13 comprises a sequence control training module;
the sequence control training module is used for setting the operation sequence of each direct current operation;
the sequence control training module comprises a first testing unit;
the first examination unit is connected with the compact direct current control protection device 11 and the compact direct current real-time simulation device 12, and is configured to acquire and execute operation instructions of various direct current operations of an operator, and determine whether execution sequences of the operation instructions of the various direct current operations are all matched with the operation sequences; if yes, generating an examination success signal; otherwise, a test failure signal is generated.
The sequence control training module comprises a first training unit;
the first training unit is connected with the compact direct current real-time simulation device 12 and used for acquiring any switch operation instruction and sending the switch operation instruction to the compact direct current real-time simulation device;
the compact direct current real-time simulation device 12 is configured to respond to the switch operation instruction, simulate the direct current system, and feed back operation state data to the first training unit in real time.
It should be noted that each dc operation has a procedure, for example, the operation to the locked state needs to be performed according to a certain operation sequence. In the sequence control training module, the operation sequence of each direct current operation is customized in advance, whether an operator operates according to the specified operation sequence is judged when an examination is executed, and if the operator does not operate according to the operation sequence, an examination failure signal is displayed and reminded. In addition, each operation command (specifically, including a switch operation command and a dc fault trigger command) is directly transmitted to the compact dc real-time simulation device 12, and changes in the electrical quantity data are displayed in real time. In the training mode, the switch is operated at will, and a corresponding switch operation instruction is transmitted to the compact direct current real-time simulation device 12 and then fed back to the management platform to feed back the electric quantity data.
In some embodiments, the management platform 13 provides a system for dc operator training, including dc protection response training, as follows:
the management platform 13 comprises a protection response training module;
the compact direct current real-time simulation device 12 is used for presetting a fault point trigger model;
the protection response training module comprises a second training unit;
the second training units are connected with the compact direct-current control protection device and the compact direct-current real-time simulation device 12, and are used for issuing a direct-current fault trigger instruction to the compact direct-current real-time simulation device 12, so that the compact direct-current real-time simulation device simulates the fault point trigger model according to the direct-current fault trigger instruction; and receiving and displaying the protection action information and the running state data after the trigger fault.
The protection response training module comprises a second testing unit;
the protection response training module is connected with the compact direct current real-time simulation device 12 and is used for presetting each protection response event and a corresponding electric quantity change trend;
the second examination unit is connected with the compact direct current control protection device 11 and the compact direct current real-time simulation device 12, and is used for acquiring a protection response event and an electrical quantity change condition input by an operator; and comparing the electrical quantity change trend corresponding to the protection response event with the electrical quantity change condition, and evaluating the operation of an operator according to the comparison result.
It should be noted that, a fault point triggering model is preset in the compact dc real-time simulation apparatus 12, and the fault point triggering model may be a variable resistance model. When the management platform 13 issues a trigger signal of the fault point, the resistance of the trigger model of the fault point changes, and may change from infinity to infinity (to implement a short circuit to ground), or from infinity to infinity (to implement an open-circuit fault). In the protection response training module, each protection response event and the corresponding electrical quantity variation trend of the direct current system are preset, when the examination mode is entered, an operator inputs the protection response event and the electrical quantity variation condition, correct answer matching is conducted on the protection response event and the electrical quantity variation trend corresponding to the preset protection response event, and a comparison result (0-100%) is output. In the training mode, the management platform issues a protection trigger signal to the compact direct current real-time simulation device 12 to perform fault simulation, and then the management platform displays information such as electrical quantity data, switching state data and protection action information after triggering a fault.
The compact direct current operation management system provided by the embodiment of the invention is characterized in that a management platform, a compact direct current control protection device and a compact direct current real-time simulation device are arranged, so that the management platform issues a trigger instruction to the compact direct current real-time simulation device, the compact direct current real-time simulation device is further used for performing real-time simulation according to the trigger instruction to generate operation state data, the operation state data are respectively sent to the management platform and the compact direct current control protection device, the compact direct current control protection device is further used for generating a protection action instruction and corresponding protection action information according to the operation state data, the protection action instruction is sent to the compact direct current real-time simulation device, the protection action information is sent to the management platform, and the compact direct current real-time simulation device responds to the protection action instruction, the method has the advantages that the direct current system is simulated in real time to update the running state data, so that the control protection characteristic of the direct current system can be accurately simulated and simulated, and the system which is simple in structure and composed of the compact direct current control protection device and the real-time simulation device is provided, so that the operation difficulty of the system can be effectively reduced, and meanwhile, the method has the characteristic of low cost.
Referring to fig. 3, it is a schematic flowchart of a control method of a compact dc operation management system according to a second embodiment of the present invention, and the control method is suitable for the compact dc operation management system according to the second embodiment of the present invention. The control method includes steps S21 to S24.
S21, the management platform issues a trigger instruction to the compact direct current real-time simulation device; the trigger instruction comprises a switch operation instruction and a direct current fault trigger instruction;
s22, the compact direct current real-time simulation device carries out real-time simulation according to the trigger instruction, generates running state data and sends the running state data to the management platform and the compact direct current control protection device respectively; wherein the operation state data comprises electrical quantity data and switch state data;
s23, the compact direct current control protection device generates a protection action instruction and protection action information corresponding to the protection action instruction according to the running state data, sends the protection action instruction to the compact direct current real-time simulation device and sends the protection action information to the management platform;
and S24, responding to the protection action command, the compact direct current real-time simulation device simulates the direct current system in real time so as to update the running state data.
The compact direct current operation management system provided by the embodiment of the invention is characterized in that a management platform, a compact direct current control protection device and a compact direct current real-time simulation device are arranged, so that the management platform issues a trigger instruction to the compact direct current real-time simulation device, the compact direct current real-time simulation device is further used for performing real-time simulation according to the trigger instruction to generate operation state data, the operation state data are respectively sent to the management platform and the compact direct current control protection device, the compact direct current control protection device is further used for generating a protection action instruction and corresponding protection action information according to the operation state data, the protection action instruction is sent to the compact direct current real-time simulation device, the protection action information is sent to the management platform, and the compact direct current real-time simulation device responds to the protection action instruction, the method has the advantages that the direct current system is simulated in real time to update the running state data, so that the control protection characteristic of the direct current system can be accurately simulated and simulated, and the system which is simple in structure and composed of the compact direct current control protection device and the real-time simulation device is provided, so that the operation difficulty of the system can be effectively reduced, and meanwhile, the method has the characteristic of low cost.
Fig. 4 is a schematic flow chart of a control method of a compact dc operation management system according to a third embodiment of the present invention, and is suitable for the compact dc operation management system according to the third embodiment. The control method includes steps S31 to S33.
S31, the management platform issues a protection control instruction to the compact direct current control protection device; the protection control instruction comprises a protection switching instruction, a protection control parameter and a control mode switching instruction;
s32, responding to the protection control instruction, the compact direct current control protection device generates a protection operation instruction and protection operation information corresponding to the protection operation instruction, sends the protection operation instruction to a compact direct current real-time simulation device, and sends the protection operation information to the management platform;
and S33, responding to the protection operation instruction, the compact direct current real-time simulation device simulates the direct current system in real time so as to update the running state data.
The compact direct current operation management system provided by the embodiment of the invention is characterized in that a management platform, a compact direct current control protection device and a compact direct current real-time simulation device are arranged, so that the management platform issues a protection control instruction to the compact direct current control protection device, the compact direct current control protection device responds to the protection control instruction to generate a protection operation instruction and corresponding protection operation information, the protection operation instruction is sent to the compact direct current real-time simulation device, and the protection operation information is sent to the management platform, so that the compact direct current real-time simulation device responds to the protection operation instruction to perform real-time simulation on a direct current system so as to update the operation state data, thereby accurately simulating the control protection characteristic of the direct current system, providing a system which is simple in structure and consists of the compact direct current control protection device and the real-time simulation device, therefore, the operation difficulty of the system can be effectively reduced, and the system has the characteristic of low cost.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.
Claims (9)
1. A compact dc operation management system, comprising: the system comprises a compact direct current control protection device, a compact direct current real-time simulation device and a management platform;
the management platform is connected with the compact direct current control protection device and the compact direct current real-time simulation device and is used for issuing a trigger instruction to the compact direct current real-time simulation device; the trigger instruction comprises a switch operation instruction and a direct current fault trigger instruction;
the compact direct current real-time simulation device is connected with the compact direct current control protection device and used for carrying out real-time simulation according to the trigger instruction, generating operation state data and respectively sending the operation state data to the management platform and the compact direct current control protection device; wherein the operation state data comprises electrical quantity data and switch state data;
the compact direct current control protection device is used for generating a protection action instruction and protection action information corresponding to the protection action instruction according to the running state data, sending the protection action instruction to the compact direct current real-time simulation device and sending the protection action information to the management platform;
the compact direct current real-time simulation device is also used for responding to the protection action instruction and carrying out real-time simulation on a direct current system so as to update the running state data;
the management platform is also used for issuing a protection control instruction to the compact direct current control protection device; the protection control instruction comprises a protection switching instruction, a protection control parameter and a control mode switching instruction;
the compact direct current control protection device is also used for responding to the protection control instruction, generating a protection operation instruction and protection operation information corresponding to the protection operation instruction, sending the protection operation instruction to the compact direct current real-time simulation device and sending the protection operation information to the management platform;
the compact direct current real-time simulation device is also used for responding to the protection operation instruction and performing real-time simulation on a direct current system so as to update the running state data.
2. The compact direct current operation management system of claim 1, wherein the compact direct current real-time simulation device comprises a real-time simulation system and an FPGA board;
the real-time simulation system is carried on a computing device terminal, and the computing device terminal stores a computing program executed by the real-time simulation system and used for carrying out real-time simulation on a direct current system;
the FPGA board card is connected with the compact direct current control protection device and the real-time simulation system, and is used for receiving the running state data from the real-time simulation system, performing protocol conversion on the running state data, and transmitting the converted running state data to the compact direct current control protection device; and receiving a protection action instruction from the compact direct current control protection device, performing protocol conversion on the protection action instruction, and transmitting the converted protection action instruction to the real-time simulation system.
3. The compact direct current operation management system according to claim 2, wherein the compact direct current control protection device is connected with the FPGA board card through an LC optical fiber, and transmits data through an Aurora protocol;
the real-time simulation system is in communication connection with the FPGA board card through Ethernet and transmits data through a UDP protocol.
4. The compact direct current operation management system of claim 1, wherein said management platform comprises a sequence control training module;
the sequence control training module is used for setting the operation sequence of each direct current operation;
the sequence control training module comprises a first testing unit;
the first examination unit is connected with the compact direct-current control protection device and the compact direct-current real-time simulation device, and is used for acquiring and executing operation instructions of various direct-current operations of an operator and judging whether the execution sequence of the operation instructions of the various direct-current operations is matched with the operation sequence; if yes, generating an examination success signal; otherwise, a test failure signal is generated.
5. The compact direct current operation management system of claim 4, wherein the sequence control training module comprises a first training unit;
the first training unit is connected with the compact direct current real-time simulation device and used for acquiring any switch operation instruction and sending the switch operation instruction to the compact direct current real-time simulation device;
the compact direct current real-time simulation device is used for responding to the switch operation instruction, simulating the direct current system and feeding back running state data to the first training unit in real time.
6. The compact direct current operation management system of claim 1, wherein the management platform includes a protection response training module;
the compact direct current real-time simulation device is used for presetting a fault point trigger model;
the protection response training module comprises a second training unit;
the second training unit is connected with the compact direct-current control protection device and the compact direct-current real-time simulation device and is used for issuing a direct-current fault triggering instruction to the compact direct-current real-time simulation device so that the compact direct-current real-time simulation device simulates the fault point triggering model according to the direct-current fault triggering instruction; and receiving and displaying the protection action information and the running state data after the trigger fault.
7. The compact direct current operation management system of claim 6 wherein said protection response training module comprises a second testing unit;
the protection response training module is connected with the compact direct current real-time simulation device and is used for presetting each protection response event and the corresponding electric quantity variation trend;
the second examination unit is connected with the compact direct-current control protection device and the compact direct-current real-time simulation device and is used for acquiring protection response events and electrical quantity change conditions input by an operator; and comparing the electrical quantity change trend corresponding to the protection response event with the electrical quantity change condition, and evaluating the operation of an operator according to the comparison result.
8. The compact direct current operation management system according to claim 1, wherein the compact direct current real-time simulation device is connected with the compact direct current control protection device through an LC optical fiber, and data transmission is performed through an Aurora protocol;
the management platform is in communication connection with the compact direct-current control protection device through Ethernet and transmits data through a UDP (user Datagram protocol);
the management platform is in communication connection with the compact direct current real-time simulation device through Ethernet, and data are transmitted through a UFP protocol.
9. A control method of a compact dc operation management system, which is applied to the compact dc operation management system according to any one of claims 1 to 8, comprising the steps of:
the management platform issues a trigger instruction to the compact direct current real-time simulation device; the trigger instruction comprises a switch operation instruction and a direct current fault trigger instruction;
the compact direct current real-time simulation device carries out real-time simulation according to the trigger instruction, generates running state data and sends the running state data to the management platform and the compact direct current control protection device respectively; wherein the operation state data comprises electrical quantity data and switch state data;
the compact direct current control protection device generates a protection action instruction and protection action information corresponding to the protection action instruction according to the running state data, sends the protection action instruction to the compact direct current real-time simulation device and sends the protection action information to the management platform;
the compact direct current real-time simulation device responds to the protection action instruction and carries out real-time simulation on a direct current system so as to update the running state data;
the management platform sends a protection control instruction to the compact direct current control protection device; the protection control instruction comprises a protection switching instruction, a protection control parameter and a control mode switching instruction;
the compact direct current control protection device responds to the protection control instruction, generates a protection operation instruction and protection operation information corresponding to the protection operation instruction, sends the protection operation instruction to the compact direct current real-time simulation device, and sends the protection operation information to the management platform;
and the compact direct current real-time simulation device responds to the protection operation instruction and carries out real-time simulation on the direct current system so as to update the running state data.
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