CN-122001182-A - High-frequency high-voltage power supply system

CN122001182ACN 122001182 ACN122001182 ACN 122001182ACN-122001182-A

Abstract

The application discloses a high-frequency high-voltage power supply system, and relates to the technical field of high-frequency high-voltage power supply. The high-frequency high-voltage power supply system comprises an energy conversion component, an insulating piece, a detection device, a control device and a control device, wherein the energy conversion component is used for converting input alternating current into high-voltage electric energy, the energy conversion component is arranged in the insulating piece, the insulating piece is used for electrically isolating the energy conversion component, the detection device is arranged in the insulating piece and is adjacent to the energy conversion component, the detection device is used for detecting parameters of the energy conversion component, the control device is respectively connected with the energy conversion component and the detection device, and the control device is configured to regulate and control working parameters of the energy conversion component based on at least one of temperature parameters, current parameters and voltage parameters. By using the high-frequency high-voltage power supply system disclosed by the application, a closed-loop control system which is controlled and regulated based on a detection result can be constructed, the regulating capability of the high-frequency high-voltage power supply system is improved, the problems caused by partial discharge or local temperature rise are reduced, and the stability and the service life of the system are improved.

Inventors

Gao Saidi
ZHANG LIFENG
YU GUOLONG

Assignees

中国原子能科学研究院

Dates

Publication Date: 20260508
Application Date: 20260105

Claims (10)

1. A high frequency, high voltage power supply system, comprising: the energy conversion assembly is used for converting the input alternating current into high-voltage electric energy; the energy conversion component is arranged in the insulating piece and used for electrically isolating the energy conversion component; The detection device is arranged in the insulating piece and is adjacent to the energy conversion component, and the detection device is used for detecting parameters of the energy conversion component, wherein the parameters at least comprise at least one of temperature parameters, current parameters and voltage parameters; And the control device is respectively connected with the energy conversion assembly and the detection device and is configured to regulate and control the working parameters of the energy conversion assembly based on at least one of the temperature parameter, the current parameter and the voltage parameter, wherein the working parameters at least comprise at least one of electric field distribution and voltage parameter.
2. The high frequency, high voltage power supply system of claim 1, further comprising a regulating assembly comprising a plurality of voltage equalizers, wherein the energy conversion assembly comprises a plurality of winding segments, and wherein each voltage equalizer is coupled to each of the winding segments in a one-to-one correspondence.
3. The high frequency, high voltage power supply system of claim 2, wherein each voltage equalizer is connected to the control device, the control device configured to control the voltage equalizer to adjust a voltage based on at least one of the temperature parameter, the current parameter, and the voltage parameter.
4. The high frequency, high voltage power supply system of claim 1, wherein the energy conversion assembly comprises a plurality of target areas, the detection device covers a plurality of the target areas, and the control device is configured to be able to detect at least one of the temperature parameter, the current parameter, and the voltage parameter within each of the target areas.
5. The high-frequency and high-voltage power supply system according to any one of claims 1 to 4, wherein the energy conversion assembly includes a magnetic core having a circular cross section in a radial direction and a winding assembly disposed around an outer periphery of the magnetic core, and the magnetic core is an iron-based amorphous material.
6. The high-frequency and high-voltage power supply system according to claim 5, further comprising a switch assembly, wherein the switch assembly is connected to the control device and comprises a plurality of switches, the winding assembly comprises a plurality of secondary winding sections, each of the switches is connected to one of the secondary winding sections, and the control device controls the switch assembly to adjust the voltage output by each of the secondary winding sections based on the parameter detected by the detection device.
7. The high-frequency and high-voltage power supply system according to claim 5, wherein a cooling flow passage through which a cooling medium flows is provided inside the magnetic core, and heat exchange with the magnetic core is enabled.
8. The high frequency, high voltage power supply system of claim 7, further comprising a cooling assembly comprising a reservoir, a power pump, and a conduit, wherein the reservoir is configured to store the cooling medium, wherein an inlet end of the power pump is in communication with the reservoir, wherein an outlet end of the power pump is in communication with the conduit, and wherein the conduit is in communication with the cooling flow path.
9. The high frequency, high voltage power supply system of claim 8, wherein said control device is electrically connected to said cooling assembly, said control device being capable of controlling the power of said power pump to pump said cooling medium into said cooling flow path based on a temperature parameter detected by said detection device.
10. The high frequency, high voltage power supply system of claim 5, wherein said winding assembly comprises a primary winding and two secondary windings, said primary winding being disposed between two of said secondary windings.

Description

High-frequency high-voltage power supply system Technical Field The application relates to the technical field of high-frequency and high-voltage power supply, in particular to a high-frequency and high-voltage power supply system. Background The electronic curtain accelerator needs a high-frequency high-voltage power supply system capable of generating stable and high-energy electron beams, and the high-frequency high-voltage power supply system in the related technology has single function, lacks state sensing and intelligent regulation and control capabilities, and is difficult to meet the requirements of the electronic curtain accelerator on extreme stability and reliability of a power supply. Disclosure of Invention The high-frequency high-voltage power supply system provided by the application can be used for constructing a closed-loop control system for control and adjustment based on a detection result, so that the adjustment capability of the high-frequency high-voltage power supply system is improved, the problems caused by partial discharge or local temperature rise are reduced, and the stability and the service life of the system are improved. The application provides a high-frequency high-voltage power supply system which comprises an energy conversion component, an insulating part detection device and a control device, wherein the energy conversion component is used for converting input alternating current into high-voltage power, the energy conversion component is arranged in the insulating part, the insulating part is used for electrically isolating the energy conversion component, the detection device is arranged in the insulating part and is adjacent to the energy conversion component, the detection device is used for detecting parameters of the energy conversion component, the parameters at least comprise at least one of temperature parameters, current parameters and voltage parameters, the control device is connected with the energy conversion component and the detection device respectively, the control device is configured to regulate and control working parameters of the energy conversion component based on at least one of the temperature parameters, the current parameters and the voltage parameters, and the working parameters at least comprise at least one of electric field distribution and voltage parameters. According to the high-frequency high-voltage power supply system, the energy conversion component is arranged in the insulating piece, the insulating piece is used for electrically isolating the energy conversion component, so that safe physical isolation can be provided for the energy conversion component, the detection component is arranged in the insulating piece, and the insulating piece can electrically isolate the detection component from the outside, so that the detection component and the energy conversion component are in the same isolation environment, interference of the outside on the detection component is reduced, and stability and accuracy of a detection result are improved. Because the detection device is arranged adjacent to the energy conversion component, parameters such as temperature parameters, current parameters, voltage parameters and the like of the energy conversion component can be monitored in time, so that information reflecting temperature, partial discharge current, potential distribution and the like of the internal working condition of the energy conversion component is obtained. The control device is in signal connection with the detection device and the energy conversion component and is configured to dynamically regulate and control the working parameters of the energy conversion component based on the detected temperature, current, voltage and other parameters. Therefore, a closed-loop control system for control and adjustment based on the detection result can be constructed, the flexible adjustment capability of the high-frequency high-voltage power supply system is improved, the problems caused by partial discharge or partial temperature rise are reduced, and the stability and the service life of the system are improved. In one possible implementation of the present application, the high-frequency and high-voltage power supply system further includes an adjusting assembly, the adjusting assembly includes a plurality of voltage equalizing members, the energy conversion assembly includes a plurality of winding segments, and each voltage equalizing member is connected to each winding segment in a one-to-one correspondence. In one possible implementation of the application, each voltage equalizer is connected to a control device configured to control the voltage equalizer to adjust the voltage based on at least one of a temperature parameter, a current parameter, and a voltage parameter. In one possible implementation of the application, the energy conversion assembly comprises a plurality of target areas, the detection means cover the pluralit