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CN119739094A - Radio frequency ion source transient response power supply control system - Google Patents

Radio frequency ion source transient response power supply control system Download PDF

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Publication number
CN119739094A
CN119739094A CN202510251855.XA CN202510251855A CN119739094A CN 119739094 A CN119739094 A CN 119739094A CN 202510251855 A CN202510251855 A CN 202510251855A CN 119739094 A CN119739094 A CN 119739094A
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China
Prior art keywords
power supply
control system
main chip
ion source
mcu controller
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CN202510251855.XA
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Chinese (zh)
Inventor
冀鸣
曾文华
刘伟基
刘运鸿
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Foshan Bolton Photoelectric Technology Co ltd
Zhongshan Ibd Technology Co ltd
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Foshan Bolton Photoelectric Technology Co ltd
Zhongshan Ibd Technology Co ltd
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Priority to CN202510251855.XA priority Critical patent/CN119739094A/en
Publication of CN119739094A publication Critical patent/CN119739094A/en
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Abstract

The invention discloses a radio frequency ion source transient response power supply control system, which belongs to the technical field of power supplies and comprises an MCU controller and a protection circuit module, wherein the MCU controller is connected with a digital controller, the MCU controller is connected with a PID control algorithm, the MCU controller is connected with a power supply main chip, the power supply main chip is connected with an ion source, and the power supply main chip is connected with feedback monitoring; according to the invention, by arranging the MCU controller, the digital controller, the PID control algorithm, the power main chip, the ion source, the feedback monitoring, the switching frequency adjusting module and the protection circuit module, under the mutual coordination of the modules, the power supply can be stably transited in the starting and closing processes, the fluctuation of current and voltage can be effectively reduced, the stability and the reliability of the power supply control system are comprehensively improved, the service lives of the power supply and the whole power supply control system can be remarkably prolonged, and the transient response capability of the power supply can be improved.

Description

Radio frequency ion source transient response power supply control system
Technical Field
The invention belongs to the technical field of power supplies, and particularly relates to a transient response power supply control system of a radio frequency ion source.
Background
The power source is a device ‌ that converts other forms of energy into electrical energy. The main function of the power supply is to provide electric energy for the circuit, and the power supply is mainly divided into two major types of direct current power supply and alternating current power supply according to different conversion modes. The DC power supply outputs current and voltage in a constant direction, which are commonly found in batteries, DC regulated power supplies and the like, while the AC power supply outputs current and voltage which periodically change, such as household mains supply.
The conventional radio frequency ion source and Hall ion source power supply system responds slowly when the conventional radio frequency ion source and Hall ion source power supply system face load transient impact, so that the power supply damage or the unstable phenomenon of the power supply system can be caused, and particularly the problems of current overshoot and voltage rebound easily occur when the power supply system is started or shut down, so that the stability of the power supply and the power supply system cannot be ensured, and therefore, the radio frequency ion source transient response power supply control system is required to solve the problems.
Disclosure of Invention
The present invention is directed to a power control system for transient response of a rf ion source, so as to solve the above-mentioned problems in the prior art.
In order to achieve the purpose, the radio frequency ion source transient response power supply control system comprises an MCU controller and a protection circuit module, wherein the MCU controller is connected with a digital controller, the MCU controller is connected with a PID control algorithm, the MCU controller is connected with a power supply main chip, the power supply main chip is connected with an ion source, the power supply main chip is connected with feedback monitoring, the feedback monitoring is connected with the MCU controller, the MCU controller is connected with a switching frequency adjusting module, the switching frequency adjusting module is connected with the power supply main chip, and the protection circuit module is connected with the power supply main chip.
Through setting up above-mentioned structure, feedback monitoring can real-time accurate collection power output's current, parameters such as voltage, and feedback to MCU controller rapidly, digital controller in the MCU controller can coordinate each module work, its built-in PID control algorithm can be according to feedback information, and then produce suitable control signal, the power owner chip is under this control signal effect, can the rapid adjustment output waveform in order to adapt to the abrupt change of load, ensure that the load is when taking place the violent change, the power can respond rapidly and keep stable output, switching frequency adjustment module can change the switching frequency of power owner chip in a flexible way according to the instruction that MCU controller transmitted, and then can further optimize power output characteristic, and can improve the fast adaptability of power to load change, and protection circuit module can real-time monitoring power owner chip's operating condition, in case detect the excessive pressure, overflow, the abnormal conditions such as overheat, protection circuit module can start protection mechanism immediately and adjust the power, and then can avoid the circumstances emergence of power component impact because of the load, under the mutually supporting of each module, can make steady start and shut down in and transient response in the power and the transient response of the power system can be effectively controlled simultaneously with the stability and the stability of the transient response of the power system is improved.
As a preferable scheme, the MCU controller comprises a digital controller and a PID control algorithm, and the MCU controller can adjust the output of the power supply in real time through the digital controller and the PID control algorithm.
As a preferable scheme, the digital controller is responsible for digitally managing and controlling the whole power control system, can receive and process various signals and coordinate the work of each module, and is a command center of the power control system.
As a preferable scheme, the PID control algorithm can calculate a proper control quantity according to the deviation between the actual output provided by feedback monitoring and a set value, and can adjust the power supply output in real time so that the output of a power supply main chip is as close to the set value as possible.
As a preferable scheme, the power supply main chip is a core power device of the power supply control system and is responsible for converting the input electric energy into output electric energy meeting the requirements.
As a preferable scheme, the ion source is a load of the whole system, and generates physical phenomena such as ion beams and the like under the action of electric energy provided by the power supply main chip, and the ion source is used in experiments requiring ions.
As a preferable scheme, the feedback monitoring can monitor the output voltage and current of the power supply main chip in real time and can feed back the actual values to the MCU controller so that the MCU controller can know the working state of the power supply main chip.
As a preferred scheme, the switching frequency adjusting module can adjust the output characteristic of the power supply by changing the switching frequency of the power supply main chip, and can optimize the conversion efficiency and dynamic response performance of the power supply.
As a preferred scheme, the protection circuit module can perform overvoltage, overcurrent and overheat protection on the power supply control system, and when the power supply control system is abnormal, the protection circuit module can rapidly adjust the power supply to prevent the damage of the power supply main chip and other elements.
By arranging the feedback monitoring and switching frequency adjusting module, the feedback monitoring can not only provide real-time output parameter feedback for the MCU controller, but also analyze the monitored data, when detecting that certain parameters exceed the normal range, the feedback monitoring and switching frequency adjusting module can send out fault early warning signals in advance to remind operators to check and process in time, so that further expansion of faults can be avoided, the switching frequency adjusting module can not only improve transient response capacity of a power supply, but also adjust switching frequency according to the size and characteristics of a load so as to optimize conversion efficiency of the power supply, and therefore efficiency of the whole power supply control system can be improved.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, through setting the MCU controller, the digital controller, the PID control algorithm, the power supply main chip, the ion source, the feedback monitoring, the switching frequency adjusting module and the protection circuit module, the feedback monitoring can accurately collect parameters such as current and voltage output by the power supply in real time and rapidly feed back the parameters to the MCU controller, the digital controller in the MCU controller can coordinate the work of each module, the built-in PID control algorithm can accurately calculate output deviation according to feedback information so as to generate a proper control signal, the power supply main chip can rapidly adjust output waveforms to adapt to abrupt change of loads under the action of the control signal, the power supply can rapidly respond to and keep stable output when the load is severely changed, the switching frequency adjusting module can flexibly change the switching frequency of the power supply main chip according to instructions transmitted by the MCU controller, the power supply output characteristics can be further optimized, and the rapid adaptability of the power supply to the load change can be improved, the protection circuit module can timely monitor the working state of the power supply main chip, the abnormal conditions such as overvoltage, overcurrent and overheat are detected, the protection circuit module can be immediately started for protection so as to adjust the power supply, the power supply can be further controlled to be in a stable state, the transient state and the power supply can be completely and stable, the power supply can be prevented from being completely and effectively stressed, and stably responds to the power supply can be controlled by the power supply, and has the power supply has the advantages of the overall stability.
According to the invention, by arranging the feedback monitoring and switching frequency adjusting module, the feedback monitoring can not only provide real-time output parameter feedback for the MCU controller, but also analyze the monitored data, and when detecting that certain parameters exceed the normal range, the feedback monitoring can send out fault early warning signals in advance to remind operators to check and process in time, so that further expansion of faults can be avoided, and the switching frequency adjusting module can not only improve the transient response capability of the power supply, but also adjust the switching frequency according to the size and the characteristics of the load so as to optimize the conversion efficiency of the power supply, thereby improving the efficiency of the whole power supply control system.
Drawings
FIG. 1 is a schematic diagram of the working principle of the present invention;
FIG. 2 is a schematic diagram of the modular connection of the present invention;
Fig. 3 is a schematic structural diagram of connection of the MCU controller module of the present invention.
In the figure, the device comprises a MCU controller, a digital controller, a PID control algorithm, a power supply main chip, an ion source, a feedback monitor, a switching frequency adjusting module and a protection circuit module, wherein the MCU controller, the digital controller, the PID control algorithm, the power supply main chip, the ion source, the feedback monitor, the switching frequency adjusting module and the protection circuit module are all arranged in sequence.
Detailed Description
The invention is further described below with reference to examples.
The following examples are illustrative of the present invention but are not intended to limit the scope of the invention. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the invention under the premise of the conception of the invention are all within the scope of the invention as claimed.
Referring to fig. 1-3, the invention provides a transient response power supply control system of a radio frequency ion source, which comprises an MCU controller 1 and a protection circuit module 6, wherein the MCU controller 1 is connected with a digital controller 101, the MCU controller 1 is connected with a PID control algorithm 102, the MCU controller 1 is connected with a power supply main chip 2, the power supply main chip 2 is connected with an ion source 3, the power supply main chip 2 is connected with a feedback monitoring 4, the feedback monitoring 4 is connected with the MCU controller 1, the MCU controller 1 is connected with a switching frequency adjusting module 5, the switching frequency adjusting module 5 is connected with the power supply main chip 2, the protection circuit module 6 is connected with the power supply main chip 2, the parameters of current, voltage and the like output by the power supply can be accurately collected in real time by arranging the MCU controller 1, the digital controller 101, the PID control algorithm 102, the power supply main chip 2, the ion source 3, the feedback monitoring 4, the switching frequency adjusting module 5 and the protection circuit module 6, the digital controller 101 in the MCU controller 1 can coordinate the work of each module, the built-in PID control algorithm 102 can accurately calculate the output deviation according to the feedback information, and then generate a proper control signal, the power supply main chip 2 can quickly adjust the output waveform to adapt to the abrupt change of the load under the action of the control signal, ensure that the power supply can quickly respond and keep stable output when the load is severely changed, the switching frequency adjusting module 5 can flexibly change the switching frequency of the power supply main chip 2 according to the instruction transmitted by the MCU controller 1, further optimize the power supply output characteristic, and improve the quick adaptation capability of the power supply to the load change, the protection circuit module 6 can monitor the working state of the power supply main chip 2 in real time, and once the overvoltage is detected, the protection circuit module 6 can immediately start a protection mechanism to adjust a power supply under abnormal conditions such as overcurrent and overheat, so that the situation that a power supply element is damaged due to load impact can be avoided as much as possible, under the mutual cooperation of the modules, the power supply can be enabled to stably transition in the starting and closing processes, fluctuation of current and voltage can be effectively reduced, the stability and reliability of a power supply control system are comprehensively improved, the service lives of the power supply and the whole power supply control system can be remarkably prolonged, and the transient response capability of the power supply can be improved.
The MCU controller 1 includes a digital controller 101 and a PID control algorithm 102, and the MCU controller 1 can adjust the output of the power supply in real time through the digital controller 101 and the PID control algorithm 102.
The digital controller 101 is responsible for digitally managing and controlling the entire power control system, and is capable of receiving and processing various signals and coordinating the operation of the modules, and is a "command center" of the power control system.
The PID control algorithm 102 can calculate a suitable control amount according to the deviation between the actual output provided by the feedback monitor 4 and the set value, and can adjust the power output in real time, so that the output of the power main chip 2 is as close to the set value as possible.
The power supply main chip 2 is a core power device of the power supply control system and is responsible for converting input electric energy into output electric energy meeting the requirements.
The ion source 3 is a load of the whole system, and generates physical phenomena such as ion beams and the like under the action of electric energy provided by the power supply main chip 2, so as to be used in experiments requiring ions.
The feedback monitor 4 can monitor the output voltage and current of the power supply main chip 2 in real time, and can feed back these actual values to the MCU controller 1 so that the MCU controller 1 knows the working state of the power supply main chip 2.
The switching frequency adjusting module 5 can adjust the output characteristic of the power supply by changing the switching frequency of the power supply main chip 2, and can optimize the conversion efficiency and dynamic response performance of the power supply.
The protection circuit module 6 can perform overvoltage, overcurrent and overheat protection on the power supply control system, when the power supply control system has abnormal conditions, the protection circuit module 6 can rapidly adjust the power supply to prevent the power supply main chip 2 and other elements from being damaged, by arranging the feedback monitoring 4 and the switching frequency adjusting module 5, the feedback monitoring 4 can not only provide real-time output parameter feedback for the MCU controller 1, but also analyze monitored data, and when detecting that certain parameters exceed the normal range, the protection circuit module can send fault early warning signals in advance to remind operators to timely check and process, so that faults can be prevented from being further enlarged, and the switching frequency adjusting module 5 can not only improve the transient response capacity of the power supply, but also can adjust the switching frequency according to the size and characteristics of loads to optimize the conversion efficiency of the power supply, so that the efficiency of the whole power supply control system can be improved.
The power supply control system monitors the power supply output in real time through the feedback monitoring 4, and feeds back the parameters such as current and voltage of the power supply output monitored in real time to the MCU controller 1, after the digital controller 101 in the MCU controller 1 receives feedback signals, the deviation between the current output and a set value is calculated through the PID control algorithm 102, the quantity to be regulated is calculated according to the deviation, then the MCU controller 1 sends control signals to the power supply main chip 2, meanwhile, the switching frequency regulating module 5 is controlled to regulate the switching frequency, so that the power supply main chip 2 can regulate the output waveform rapidly according to the change of loads, fluctuation of the current and the voltage is reduced, the protection circuit module 6 continuously monitors the working state of the power supply main chip 2 in the whole process, and once abnormal conditions such as overvoltage, overcurrent and overheat of the power supply main chip 2 are found, the protection circuit module 6 immediately starts a protection mechanism to ensure the safety of the power supply and the power supply control system, and when the power supply is started and closed, the power supply is more stable in output of the power supply and can effectively reduce the damage of load impact to the power supply element and transient response capability of the power supply.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1.射频离子源瞬态响应电源控制系统,包括MCU控制器(1)和保护电路模块(6),其特征在于:所述MCU控制器(1)连接有数字控制器(101),所述MCU控制器(1)连接有PID控制算法(102),所述MCU控制器(1)连接有电源主芯片(2),所述电源主芯片(2)连接有离子源(3),所述电源主芯片(2)连接有反馈监测(4),所述反馈监测(4)与MCU控制器(1)连接,所述MCU控制器(1)连接有开关频率调节模块(5),所述开关频率调节模块(5)与电源主芯片(2)连接,所述保护电路模块(6)与电源主芯片(2)连接。1. A radio frequency ion source transient response power supply control system, comprising an MCU controller (1) and a protection circuit module (6), characterized in that: the MCU controller (1) is connected to a digital controller (101), the MCU controller (1) is connected to a PID control algorithm (102), the MCU controller (1) is connected to a power supply main chip (2), the power supply main chip (2) is connected to an ion source (3), the power supply main chip (2) is connected to a feedback monitor (4), the feedback monitor (4) is connected to the MCU controller (1), the MCU controller (1) is connected to a switching frequency adjustment module (5), the switching frequency adjustment module (5) is connected to the power supply main chip (2), and the protection circuit module (6) is connected to the power supply main chip (2). 2.根据权利要求1所述的射频离子源瞬态响应电源控制系统,其特征在于:所述MCU控制器(1)包括数字控制器(101)和PID控制算法(102),所述MCU控制器(1)能够通过数字控制器(101)和PID控制算法(102)实时调整电源的输出。2. The radio frequency ion source transient response power supply control system according to claim 1, characterized in that: the MCU controller (1) comprises a digital controller (101) and a PID control algorithm (102), and the MCU controller (1) can adjust the output of the power supply in real time through the digital controller (101) and the PID control algorithm (102). 3.根据权利要求2所述的射频离子源瞬态响应电源控制系统,其特征在于:所述数字控制器(101)负责对整个电源控制系统进行数字化管理和控制,并能够接收和处理各种信号以及协调各模块的工作,是电源控制系统的 “指挥中心”。3. The radio frequency ion source transient response power control system according to claim 2 is characterized in that: the digital controller (101) is responsible for digital management and control of the entire power control system, and can receive and process various signals and coordinate the work of each module, and is the "command center" of the power control system. 4.根据权利要求2所述的射频离子源瞬态响应电源控制系统,其特征在于:所述PID控制算法(102)能够根据反馈监测(4)提供的实际输出与设定值的偏差,计算出合适的控制量,并能够实时调整电源输出,使电源主芯片(2)的输出尽可能接近设定值。4. The radio frequency ion source transient response power supply control system according to claim 2 is characterized in that: the PID control algorithm (102) can calculate the appropriate control amount according to the deviation between the actual output and the set value provided by the feedback monitoring (4), and can adjust the power supply output in real time to make the output of the power supply main chip (2) as close to the set value as possible. 5.根据权利要求4所述的射频离子源瞬态响应电源控制系统,其特征在于:所述电源主芯片(2)是电源控制系统的核心功率器件,负责将输入的电能转换为符合要求的输出电能。5. The radio frequency ion source transient response power control system according to claim 4, characterized in that: the power main chip (2) is the core power device of the power control system, responsible for converting input electrical energy into output electrical energy that meets the requirements. 6.根据权利要求1所述的射频离子源瞬态响应电源控制系统,其特征在于:所述离子源(3)是整个系统的负载,在电源主芯片(2)提供的电能作用下,产生离子束等物理现象,用于需要离子的实验中。6. The radio frequency ion source transient response power supply control system according to claim 1, characterized in that: the ion source (3) is the load of the entire system, and generates physical phenomena such as ion beams under the action of the electric energy provided by the power supply main chip (2), which is used in experiments requiring ions. 7.根据权利要求1所述的射频离子源瞬态响应电源控制系统,其特征在于:所述反馈监测(4)能够实时监测电源主芯片(2)的输出电压和电流,并能够将这些实际值反馈给MCU控制器(1),以便MCU控制器(1)了解电源主芯片(2)的工作状态。7. The radio frequency ion source transient response power supply control system according to claim 1 is characterized in that: the feedback monitoring (4) can monitor the output voltage and current of the power supply main chip (2) in real time, and can feed back these actual values to the MCU controller (1), so that the MCU controller (1) can understand the working status of the power supply main chip (2). 8.根据权利要求1所述的射频离子源瞬态响应电源控制系统,其特征在于:所述开关频率调节模块(5)能够通过改变电源主芯片(2)的开关频率来调整电源的输出特性,并能够优化电源的转换效率和动态响应性能。8. The radio frequency ion source transient response power supply control system according to claim 1, characterized in that: the switching frequency adjustment module (5) can adjust the output characteristics of the power supply by changing the switching frequency of the power supply main chip (2), and can optimize the conversion efficiency and dynamic response performance of the power supply. 9.根据权利要求8所述的射频离子源瞬态响应电源控制系统,其特征在于:所述保护电路模块(6)能够对电源控制系统进行过压、过流和过热保护,当电源控制系统出现异常情况时,保护电路模块(6)能够迅速调整电源来防止电源主芯片(2)和其他元件损坏。9. The radio frequency ion source transient response power control system according to claim 8, characterized in that: the protection circuit module (6) can protect the power control system from overvoltage, overcurrent and overheating, and when an abnormal situation occurs in the power control system, the protection circuit module (6) can quickly adjust the power supply to prevent damage to the power main chip (2) and other components.
CN202510251855.XA 2025-03-05 2025-03-05 Radio frequency ion source transient response power supply control system Pending CN119739094A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080129209A1 (en) * 2006-11-30 2008-06-05 Veeco Instruments, Inc. Adaptive controller for ion source
CN102904477A (en) * 2012-09-05 2013-01-30 盐城工学院 Bidirectional Pulse Electroplating Switching Power Supply Based on CPLD Control
CN111176356A (en) * 2019-12-31 2020-05-19 中山市博顿光电科技有限公司 Ion source constant current control device and method and ion source system
CN115233179A (en) * 2022-07-30 2022-10-25 常州夸克涂层科技有限公司 Filament ion source control method and device of vacuum coating equipment
CN116437553A (en) * 2023-04-03 2023-07-14 中国科学院微电子研究所 Radio frequency power source system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080129209A1 (en) * 2006-11-30 2008-06-05 Veeco Instruments, Inc. Adaptive controller for ion source
CN102904477A (en) * 2012-09-05 2013-01-30 盐城工学院 Bidirectional Pulse Electroplating Switching Power Supply Based on CPLD Control
CN111176356A (en) * 2019-12-31 2020-05-19 中山市博顿光电科技有限公司 Ion source constant current control device and method and ion source system
CN115233179A (en) * 2022-07-30 2022-10-25 常州夸克涂层科技有限公司 Filament ion source control method and device of vacuum coating equipment
CN116437553A (en) * 2023-04-03 2023-07-14 中国科学院微电子研究所 Radio frequency power source system

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