CN-122001068-A - Power supply system and configuration method thereof

Abstract

The invention provides a power supply system and a configuration method thereof, wherein the power supply system comprises a power supply input module, a plurality of groups of power supply output modules and a signal load, wherein the power supply input module is configured to be connected with an external power supply and provide at least two sections of power supply buses of at least two output paths, the power supply input module is respectively connected with the at least two output paths, uninterrupted power supply UPS is arranged on the output path corresponding to one section of power supply bus, the input end of each group of power supply output modules is respectively connected with the at least two sections of power supply buses, and the output end of each group of power supply output modules is connected with the signal load, wherein each group of power supply output modules is used for carrying out redundant power supply on the signal load according to electric energy provided by the at least two sections of power supply buses. The system and the configuration method thereof can keep the normal power supply of the system when any bus or any independent power supply fails, improve the power supply reliability and reduce the construction cost and the space occupation.

Inventors

• XU FENG
• JIA QINGDONG
• GUO ZIYI
• LI YANG
• WANG QIUPING
• GAO DONG
• ZHANG QIANG
• PAN MENG

Assignees

• 交控科技股份有限公司
• 交控信号科技(北京)有限公司

Dates

Publication Date

20260508

Application Date

20251225

Claims (10)

1. 1. A power supply system, comprising: The power input module is configured to be connected with an external power supply and provide at least two output paths; at least two sections of power supply buses are respectively connected to the at least two output paths, and an Uninterruptible Power Supply (UPS) is arranged on the output path corresponding to one section of power supply bus; the input ends of the power supply output modules are respectively connected with the at least two sections of power supply buses, and the output ends of the power supply output modules are connected to a signal load; And each group of power output modules is used for redundant power supply for the signal load according to the electric energy provided by the at least two sections of power supply buses.
2. 2. The power supply system of claim 1, wherein the plurality of sets of power output modules includes at least one of a dc power module, a 220 volt ac power module, and a 380 volt ac power module.
3. 3. The power supply system according to claim 1 or 2, wherein the power supply unit is configured with a first output path and a second output path, and wherein the at least two power supply buses comprise: the first power supply bus is connected with the first output path, and the UPS is arranged on the first output path; the second power supply bus is connected with the second output path, and the second output path is a power supply screen direct supply loop.
4. 4. The power supply system of claim 3, wherein the plurality of sets of power output modules comprises two dc power modules; the input end of one direct current power supply module is connected with the first power supply bus, and the output end of the direct current power supply module is connected with the signal load; the input end of the other direct current power supply module is connected with the second power supply bus, and the output end of the other direct current power supply module is connected with the signal load.
5. 5. The power supply system of claim 3, wherein the plurality of sets of power output modules comprises two 220V ac power modules, the signal loads comprising a first signal load and a second signal load; The first power supply bus is connected with the first signal load; The input ends of the two 220V alternating current power supply modules are respectively connected with the second power supply bus, and the output ends of the two 220V alternating current power supply modules are respectively connected with the second signal load.
6. 6. The power supply system of claim 3, wherein the plurality of sets of power output modules comprises a 380V ac power module and a switching assembly, the switching assembly being of a Y-type architecture; One end of the switching component is connected with the 380V alternating current power supply module, and the other end of the switching component is connected with the first power supply bus and the second power supply bus respectively; and the output end of the 380V alternating current power supply module is connected with the signal load.
7. 7. A method for configuring a power supply system, comprising: configuring a power input module to access an external power source and provide at least two output paths; at least two sections of power supply buses are respectively connected to the at least two output paths, and an Uninterruptible Power Supply (UPS) is arranged on the output path corresponding to one section of power supply bus; the input ends of the power output modules of each group are respectively connected with the at least two sections of power supply buses, and the output ends of the power output modules of each group are connected to a signal load; And each group of power output modules is used for redundant power supply for the signal load according to the electric energy provided by the at least two sections of power supply buses.
8. 8. An electronic device comprising a memory, a processor and a computer program stored on the memory and running on the processor, characterized in that the processor implements the method for configuring the power supply system according to claim 7 when executing the computer program.
9. 9. A non-transitory computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the configuration method of the power supply system according to claim 7.
10. 10. A computer program product comprising a computer program which, when executed by a processor, implements the method of configuring a power supply system as claimed in claim 7.

Description

Power supply system and configuration method thereof Technical Field The invention relates to the technical field of power supply, in particular to a power supply system and a configuration method thereof. Background Early rail transit projects adopted a single-machine single-bus power supply scheme, and the scheme had the risks of failure of internal redundant functions and power failure of the system caused by UPS faults. In the related art, the track traffic industry adopts a double bus redundancy architecture in a front station, a vehicle section, a parking lot and a control center, namely, adopts a double UPS (Uninterruptable Power System, uninterruptible power supply) double bus scheme, and simultaneously, the cost of the UPS and the cost of a storage battery are doubled, the occupation space of the UPS and the storage battery frame is large, and the double bus redundancy architecture is arranged in a region with limited space (such as an underground station equipment room and an equipment room for modifying a line), so that the construction cost and the maintenance cost are increased. Disclosure of Invention The invention provides a power supply system and a configuration method thereof, which are used for solving the defects of large space occupation and high input cost when a double UPS double-bus scheme is adopted to supply power to rail traffic equipment in the prior art. The present invention provides a power supply system including: The power input module is configured to be connected with an external power supply and provide at least two output paths; at least two sections of power supply buses are respectively connected to the at least two output paths, and an Uninterruptible Power Supply (UPS) is arranged on the output path corresponding to one section of power supply bus; the input ends of the power supply output modules are respectively connected with the at least two sections of power supply buses, and the output ends of the power supply output modules are connected to a signal load; And each group of power output modules is used for redundant power supply for the signal load according to the electric energy provided by the at least two sections of power supply buses. According to the power supply system provided by the invention, the multiple groups of power output modules comprise at least one of a direct current power supply module, a 220-volt alternating current power supply module and a 380-volt alternating current power supply module. According to the power supply system provided by the invention, the power supply unit is provided with a first output path and a second output path, and the at least two sections of power supply buses comprise: the first power supply bus is connected with the first output path, and the UPS is arranged on the first output path; the second power supply bus is connected with the second output path, and the second output path is a power supply screen direct supply loop. According to the power supply system provided by the invention, the multiple groups of power supply output modules comprise two direct-current power supply modules; the input end of one direct current power supply module is connected with the first power supply bus, and the output end of the direct current power supply module is connected with the signal load; the input end of the other direct current power supply module is connected with the second power supply bus, and the output end of the other direct current power supply module is connected with the signal load. According to the power supply system provided by the invention, the plurality of groups of power output modules comprise two 220V alternating current power supply modules, wherein the signal load comprises a first signal load and a second signal load; The first power supply bus is connected with the first signal load; The input ends of the two 220V alternating current power supply modules are respectively connected with the second power supply bus, and the output ends of the two 220V alternating current power supply modules are respectively connected with the second signal load. According to the power supply system provided by the invention, the multiple groups of power supply output modules comprise 380V alternating current power supply modules and switching components, and the switching components are of a Y-shaped framework; One end of the switching component is connected with the 380V alternating current power supply module, and the other end of the switching component is connected with the first power supply bus and the second power supply bus respectively; and the output end of the 380V alternating current power supply module is connected with the signal load. The invention also provides a configuration method of the power supply system, which comprises the following steps: configuring a power input module to access an external power source and provide at least two output paths; at least two sections of power supply buses