Search

CN-122015266-A - Main control board, controller, outdoor unit and air conditioner of air conditioning system

CN122015266ACN 122015266 ACN122015266 ACN 122015266ACN-122015266-A

Abstract

The invention provides a main control board, a controller, an outdoor unit and an air conditioner of an air conditioning system, wherein the air conditioning system is provided with a bus capacitor module, a compressor IPM module and a fan IPM module, the main control board is divided into a first area, a second area and a third area along a first direction, the compressor IPM module is arranged in the first area, the bus capacitor module is arranged in the second area, the fan IPM module is arranged in the third area, and the compressor IPM module and the fan IPM module are respectively connected with the bus capacitor module through a power bus arranged in the main control board. According to the embodiment of the invention, the bus capacitor module is arranged at the middle position of the compressor IPM module and the blower IPM module to lay out the modules of the air conditioning system, the blower IPM module can take electricity from the corresponding bus capacitor module nearby, meanwhile, the wiring of the blower IPM module and the bus capacitor module is not crossed, the wiring rationality between the modules can be improved, and the EMI problem between the modules is improved.

Inventors

  • LI NING
  • YAN XIAOJUN
  • MO YIQIANG

Assignees

  • 佛山市顺德区美的电子科技有限公司
  • 广东美的制冷设备有限公司

Dates

Publication Date
20260512
Application Date
20241112

Claims (12)

  1. 1. The main control board of the air conditioning system is characterized by comprising a bus capacitor module, a compressor IPM module and a fan IPM module, wherein the main control board is divided into a first area, a second area and a third area along a first direction; Wherein: the compressor IPM module is arranged in the first region; The bus capacitor module is arranged in the second area; The fan IPM module is arranged in the third area; The compressor IPM module and the fan IPM module are respectively connected with the bus capacitor module through power buses arranged on the main control board.
  2. 2. The main control board of claim 1, wherein the bus capacitor module comprises a first bus capacitor sub-module and a second bus capacitor sub-module which are connected with each other, and the fan IPM module comprises a first fan IPM sub-module and a second fan IPM sub-module which are connected with each other; the first fan IPM sub-module is connected with the first bus capacitor sub-module, and the second fan IPM sub-module is connected with the second bus capacitor sub-module.
  3. 3. The main control board of claim 2, wherein the power bus bar comprises a first bus bar and a second bus bar, the first bus bar is arranged on one side of the first bus bar capacitor sub-module and the first fan IPM sub-module along the first direction, and the second bus bar is arranged on one side of the second bus bar capacitor sub-module and the second fan IPM sub-module along the first direction; The first bus capacitor submodule and the first fan IPM submodule are respectively connected with the first bus, and the second bus capacitor submodule and the second fan IPM submodule are respectively connected with the second bus; The connection part of the first bus capacitor sub-module and the second bus capacitor sub-module and the connection part of the first fan IPM sub-module and the second fan IPM sub-module are connected through copper foils distributed on the main control board.
  4. 4. A main control board according to claim 2 or 3, characterized in that the first and second busbar capacitance sub-modules are arranged in the second area along a second direction, which is the same or different from the first direction; The first and second fan IPM sub-modules are arranged along a third direction in the third region, the third direction being the same as or different from the first direction, the third direction being the same as or different from the second direction.
  5. 5. The main control board of claim 1, wherein the power bus bar comprises a first bus bar and a second bus bar, the first bus bar is arranged on one side of the bus bar capacitor module and the blower IPM module along the first direction and is connected with the bus bar capacitor module and the blower IPM module, and the second bus bar is arranged on the other side of the bus bar capacitor module and the blower IPM module along the first direction and is connected with the bus bar capacitor module and the blower IPM module.
  6. 6. The main control board of claim 5, wherein the bus bar capacitor module comprises a first bus bar capacitor sub-module and a second bus bar capacitor sub-module connected to each other, the first bus bar capacitor sub-module and the second bus bar capacitor sub-module being arranged along a second direction in the second area, the second direction being the same or different from the first direction.
  7. 7. The main control board of claim 5, wherein the fan IPM module comprises a first fan IPM sub-module and a second fan IPM sub-module connected to each other, the first fan IPM sub-module and the second fan IPM sub-module being arranged along a third direction in the third area, the third direction being the same as or different from the first direction.
  8. 8. The main control board of claim 1, wherein the bus capacitor module comprises a first bus capacitor sub-module and a second bus capacitor sub-module, the compressor IPM module is connected with the first bus capacitor sub-module through the power bus, and the fan IPM module is connected with the second bus capacitor sub-module through the power bus.
  9. 9. The main control board of claim 8, wherein the first bus capacitor sub-module and the second bus capacitor sub-module are arranged along a second direction in the second region, the second direction being the same or different from the first direction.
  10. 10. A controller comprising the main control board of any one of claims 1 to 9.
  11. 11. An outdoor unit comprising the main control panel of any one of claims 1to 9, or the controller of claim 10.
  12. 12. An air conditioner comprising the main control board of any one of claims 1 to 9, or comprising the controller of claim 10, or comprising the outdoor unit of claim 11.

Description

Main control board, controller, outdoor unit and air conditioner of air conditioning system Technical Field The present invention relates to the field of air conditioners, and more particularly, to a main control board, a controller, an outdoor unit and an air conditioner of an air conditioning system. Background In the related art, the layout of the power devices of the controller for the air conditioner external unit is in a mode that all the power devices are arranged in a straight line, and a bus capacitor is arranged on one side of the power devices, and can be the outer side of the power devices or the inner side of the power devices. However, in this form, the length limit of the controller may not meet the space requirement of the in-line arrangement of all the power devices, and the power supply trace of the fan IPM module at the outermost side is too long. The second is that the fan IPM module is positioned at one corner of the controller and is arranged at right angles with other power devices, and the bus capacitor is positioned at the outer sides of the other power devices. However, in this form, if the fan IPM module and the compressor IPM module adopt a topology of full high voltage power supply, the power supply wiring of the fan IPM module is too long. In both forms, too long traces may cause electromagnetic interference (Electro MAGNETIC INTERFERENCE, EMI) problems, and inter-line safety requirements may also cause traces to occupy a large area of the board (Printed Circuit Board, PCB). Disclosure of Invention The invention aims to at least solve one of the technical problems in the prior art, and provides a main control board, a controller, an outdoor unit and an air conditioner of an air conditioning system, which aim to improve the rationality of wiring among modules, thereby improving the EMI problem among the modules. In a first aspect, an embodiment of the present invention provides a main control board of an air conditioning system, where the air conditioning system includes a bus capacitor module, a compressor IPM module and a fan IPM module, and the main control board is divided into a first area, a second area and a third area along a first direction, where the compressor IPM module is disposed in the first area, the bus capacitor module is disposed in the second area, the fan IPM module is disposed in the third area, and the compressor IPM module and the fan IPM module are respectively connected with the bus capacitor module through a power bus disposed in the main control board. The main control board of the air conditioning system has the advantages that the bus capacitor module, the compressor IPM module and the fan IPM module are arranged in the air conditioning system, the main control board is divided into a first area, a second area and a third area along a first direction, the compressor IPM module is arranged in the first area, the bus capacitor module is arranged in the second area, the fan IPM module is arranged in the third area, and the compressor IPM module and the fan IPM module are respectively connected with the bus capacitor module through power buses arranged in the main control board. According to the embodiment of the invention, the bus capacitor module, the compressor IPM module and the fan IPM module of the air conditioner system are laid out in a mode that the bus capacitor module is arranged in the middle of the compressor IPM module and the fan IPM module, the fan IPM module can take electricity from the corresponding bus capacitor module nearby, and meanwhile, wires of the fan IPM module and the bus capacitor module are not crossed, so that the rationality of the wires among the modules can be improved, and the EMI problem among the modules can be effectively improved. According to some embodiments of the invention, the bus capacitor module comprises a first bus capacitor sub-module and a second bus capacitor sub-module which are connected with each other, wherein the fan IPM module comprises a first fan IPM sub-module and a second fan IPM sub-module which are connected with each other; the first fan IPM sub-module is connected with the first bus capacitor sub-module, and the second fan IPM sub-module is connected with the second bus capacitor sub-module. According to some embodiments of the invention, the power bus bar includes a first bus bar and a second bus bar, the first bus bar is arranged on one side of the first bus bar capacitor sub-module and the first fan IPM sub-module along the first direction, and the second bus bar is arranged on one side of the second bus bar capacitor sub-module and the second fan IPM sub-module along the first direction; The first bus capacitor submodule and the first fan IPM submodule are respectively connected with the first bus, and the second bus capacitor submodule and the second fan IPM submodule are respectively connected with the second bus; The connection part of the first bus capacitor sub-module and the sec