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Intelligent substation electric power server and process layer configuration method of system thereof.

A configuration method and process-level technology, applied in circuit devices, information technology support systems, electrical components, etc., can solve the problems of numerous virtual terminal mapping relationships, high maintenance and debugging workload, and high substation construction costs, so as to reduce debugging and maintenance work. capacity, simplify the process layer data transmission network, and reduce the effect of repeated cable pulling

Inactive Publication Date: 2019-06-18
NANJING DIANYAN ELECTRIC POWER AUTOMATION +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] In conventional intelligent substations, such as figure 1 As shown: the process layer equipment (merging unit and intelligent terminal) needs to establish connections with the network analysis device and the protection measurement and control device of various functions at the bay layer through optical fiber Ethernet. The equipment wiring is complicated, there are many network interfaces, and the construction cost of the substation is relatively high.
At the same time, the process layer equipment and various protection, measurement and control devices are independent ICD models, the corresponding virtual terminal mapping relationships are numerous and complex, the workload of maintenance and debugging is high, and error-prone

Method used

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Embodiment 1

[0045] This embodiment provides a power server of a digital substation, which is suitable for substations of 110kV and below. The digital substation includes process level equipment, station control level equipment and bay level equipment. The process level equipment is connected with the primary equipment, and the process level equipment includes the merging unit and the intelligent terminal, or is an integrated intelligent device.

[0046] figure 2 It is a schematic structural diagram of the power server provided by the embodiment of the present invention. Such as figure 2 As shown, the power server includes: a processor, an FPGA 30 and an embedded switch 40 .

[0047] The processors include a first CPU 10 and a second CPU 20 . Wherein, the first CPU 10 and the second CPU 20 respectively include network interfaces.

[0048] In this embodiment, the processor is a QorIQ T1040 quad-core communication processor, which can provide high-performance data path acceleration arc...

Embodiment 2

[0058] This embodiment provides a system implementation method suitable for the power server based on the hardware architecture of the power server provided in the above embodiments, and realizes high stability and reliability of system operation.

[0059] The system implementation method includes:

[0060] Firstly, according to the architecture of the power server, the configuration positions of each functional module of the processor are respectively determined.

[0061] The configuration locations include the first CPU and the second CPU.

[0062] Specifically, according to the connection relationship between the power server and other devices, the functional modules communicating with the process layer equipment are configured to the first CPU, and the functional modules communicating with the station control layer equipment and / or the bay layer equipment are configured on the first CPU. Second CPU.

[0063] Among them, the functional modules that communicate with the pr...

Embodiment 3

[0069] On the basis of the above-mentioned embodiments, this embodiment provides a method for configuring the process layer of the power server system. The configuration of the process layer is performed, and the physical network port of the process layer and the functional modules of the power server are defined through the configuration file, so that the network port can be realized. The flexible definition of functions realizes the expansion and tailoring of the functions of the power server device, which is suitable for various occasions and has high program configurability. A process layer configuration method of a power server system, performed by the above-mentioned power server, comprising:

[0070] image 3 It is a flow chart of the process layer configuration method provided by Embodiment 3 of the present invention. Such as image 3 As shown, the process layer configuration method includes the following steps:

[0071] S11, adding a private definition to the ICD f...

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Abstract

The invention discloses an intelligent substation electric power server and a process layer configuration method of a system thereof. The process layer configuration method comprises the steps of adding a private definition for an ICD file; and reading the private definition by the system, so that each function module is configured on a corresponding kernel of a corresponding CPU of the processor,and a process layer data transmission network is established; and establishing a virtual terminal mapping relation between the process layer equipment and the power server. The power server providedby the invention integrates the functions, such as protection, measurement and control, telecontrol and credit protection and the like, through a double-CPU processor, so that the number of secondaryequipment is greatly reduced; a process layer physical network interface and functional modules of the electric power server are defined through configuration files, so that flexible definition of thenetwork interface function and the flexible distribution of the function modules can be realized; and in addition, the data source unification can be realized by the process layer data transmission of the electric power server, the repeated drawing of the virtual terminals is reduced, the process layer data transmission network is simplified, the network interfaces are reduced, and the debuggingand maintenance workload is reduced.

Description

technical field [0001] The invention relates to the field of digital substations, in particular to a process layer configuration method of an intelligent substation power server and its system. Background technique [0002] The smart substation is based on the primary and secondary equipment of the substation as the intelligent object, based on the high-speed network communication platform, through the standardization of intelligent information, information sharing and interoperability are realized, and based on network data, measurement monitoring, Substations with automatic functions such as control protection and information management. [0003] In the prior art, the configuration process of the smart substation is as follows. Each intelligent electronic device (Intelligent Electronic Device, referred to as IED) is modeled separately, and an intelligent electronic device capability description (IED Capability Description, referred to as IED) is set in each intelligent ele...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02J13/00
CPCY04S10/16Y04S40/124Y02E60/00
Inventor 唐静王飞罗辉
Owner NANJING DIANYAN ELECTRIC POWER AUTOMATION