Multi-load ultrasonic drive power supply

Abstract

The present application relates to the technical field of high-power ultrasonic, specifically to a multi-load ultrasonic drive power supply, the power supply integrates four modules of conversion switch, frequency search circuit control, matching current control and distribution control, the frequency search circuit control refers to frequency matching, power matching, impedance matching and capacitance matching, a series of advanced control functions are realized, the close cooperation between the modules enables the power supply to activate the frequency search circuit to determine the optimal working frequency while switching the matching circuit, and accurately adjusts the current to meet the specific needs of ultrasonic equipment. In addition, the power supply also integrates optimization and detection units, which are responsible for dynamically regulating power distribution and real-time monitoring of power supply and equipment status, respectively, to ensure efficient and stable operation of the entire system. The present application not only significantly improves the flexibility and expandability of ultrasonic equipment, but also achieves remarkable results in reducing cost and control complexity.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of high-power ultrasonic technology, and in particular to a multi-load ultrasonic drive power supply. BACKGROUND

[0002] With the rapid development of industrial automation and digitization, ultrasonic devices are increasingly widely used in the industrial field. However, the driving problem of ultrasonic devices has always been a technical bottleneck, that is, each load needs to be independently equipped with a drive power supply, which not only increases the cost, volume and control complexity, but also limits the flexibility and scalability of the device. Although the traditional external distribution control unit can achieve single power supply driving multiple loads, it cannot fully utilize the advanced control functions of the power supply.

[0003] The current technical challenge is to achieve a drive power supply that simultaneously drives multiple loads and allows fine control. Therefore, a multi-load ultrasonic drive power supply is developed to solve the problem that although the traditional external distribution control unit can achieve single power supply driving multiple loads, it cannot fully utilize the advanced control functions of the power supply. SUMMARY

[0004] The purpose of the present application is to provide a multi-load ultrasonic drive power supply to solve the problem that although the traditional external distribution control unit can achieve single power supply driving multiple loads, it cannot fully utilize the advanced control functions of the power supply.

[0005] The present application provides a multi-load ultrasonic drive power supply, comprising: a changeover switch module, a frequency search circuit control module, a matching current control module and a distribution control module, the changeover switch module, the frequency search circuit control module, the matching current control module and the distribution control module are installed inside the ultrasonic drive power supply;

[0006] The changeover switch module is used to synchronously switch the matching circuit when switching different loads;

[0007] The frequency search circuit control module is used to activate the frequency search circuit when the changeover switch is started, and the frequency search circuit control module is also used for frequency matching, power matching, impedance matching and capacitance matching;

[0008] The matching current control module is used to realize the matching of current and ultrasonic devices;

[0009] The distribution control module is used to make a drive power supply drive multiple loads to work, and synchronously start the frequency search circuit control module and the matching current control module;

[0010] The switch module receives a switching instruction from a user or an external system, transmits the switching instruction to the frequency searching circuit control module and the matching current control module, and sends a signal to the distribution control module, and the distribution control module generates a multi-load load distribution strategy after receiving the signal sent by the switch module;

[0011] The frequency searching circuit control module activates the frequency searching circuit according to the multi-load load distribution strategy, and feeds back frequency information of the activated frequency searching circuit to the distribution control module;

[0012] The matching current control module receives the switching instruction from the switch module and the frequency information of the activated frequency searching circuit, and adjusts the current to match the ultrasonic device.

[0013] Further, the multi-load ultrasonic driving power supply provided by the application comprises

[0014] The received switching instruction is analyzed to obtain the target and parameters of the switching, and the analyzed switching instruction is transmitted to the frequency searching circuit control module and the matching current control module, and a signal is sent to the distribution control module to inform the new load switching demand;

[0015] According to the switching instruction, the matching circuit is synchronously switched, so that the new load receives the power matching setting, the state of the switching process is monitored, and the switching state or error information is fed back to the user end and the background control end.

[0016] Further, the multi-load ultrasonic driving power supply provided by the application comprises

[0017] When the switch module receives a switching instruction from a user or an external system, the frequency searching circuit control module receives a start signal;

[0018] The frequency searching circuit control module activates the internal frequency searching circuit according to the received start signal, and the frequency searching circuit is used for scanning or detecting the optimal ultrasonic working frequency;

[0019] The frequency searching circuit performs frequency scanning, finds the optimal ultrasonic working frequency through a frequency sweeping algorithm, and transmits the optimal ultrasonic working frequency to the frequency searching circuit control module;

[0020] The frequency searching circuit control module pre-processes the received optimal ultrasonic working frequency, and then feeds back to the distribution control module.

[0021] Further, the multi-load ultrasonic driving power supply provided by the application comprises

[0022] The matching current control module receives the switching instruction from the switch module, and simultaneously receives the frequency information of the activated frequency searching circuit provided by the frequency searching circuit control module;

[0023] According to the received frequency information, the working frequency of the current ultrasonic device is analyzed, and the size and phase of the output current are adjusted according to the analysis result, so that the current matches the working frequency and load requirement of the ultrasonic device;

[0024] The matched current control module feeds back the adjusted current state to the distribution control module or other related modules to maintain the synchronization and stability of the whole system.

[0025] Further, the multi-load ultrasonic driving power supply provided by the application comprises a distribution control module, which comprises:

[0026] When the change-over switch module receives a load switching instruction from a user or an external system, the load distribution strategy generation process is started;

[0027] The change-over switch module transmits the switching instruction to the frequency searching circuit control module and the matched current control module,

[0028] Meanwhile, a signal is sent to the distribution control module to inform it of the new load switching requirement. After receiving the signal, the distribution control module analyzes the current system state, including the number, type and working state of the connected loads;

[0029] According to the preset distribution rule, the distribution control module generates a load distribution strategy for multiple loads. According to the generated load distribution strategy, the distribution control module synchronously starts the frequency searching circuit control module, so that the frequency searching circuit control module starts working. The frequency searching circuit control module activates the corresponding frequency searching circuit according to the strategy to find and lock the optimal working frequency of each ultrasonic device.

[0030] Further, the multi-load ultrasonic driving power supply provided by the application further comprises an optimization unit, which collects current parameters and voltage parameters, analyzes the load distribution strategy, and dynamically adjusts based on the real-time load state and power supply capacity, for balancing the power distribution among the loads.

[0031] Further, the multi-load ultrasonic driving power supply provided by the application further comprises a detection unit,

[0032] The detection unit monitors the current and voltage changes of the ultrasonic device in the working process in real time through the built-in current sensor and voltage sensor;

[0033] The frequency detector is used to detect the working frequency of the ultrasonic device in real time and compare it with the optimal working frequency provided by the frequency searching circuit control module;

[0034] The detection unit evaluates the overall state of the load in real time by monitoring the connection and disconnection state of the load and the working state of the load.

[0035] The present application has the following advantages: The present application optimizes the energy distribution of the power supply by integrated design, precisely controls and efficiently drives multiple ultrasonic devices, and thus improves the overall energy efficiency. Secondly, the present application significantly improves the stability and reliability of the system. Through the cooperative work of the frequency searching circuit control module and the matching current control module, the current and the working frequency and load requirements of the ultrasonic device are accurately matched. At the same time, the real-time monitoring and adjustment mechanism prevents the occurrence of faults. In addition, it can also reduce the cost and volume, because one driving power supply can drive multiple loads to work, which significantly reduces the cost, volume and control complexity compared to the traditional way of independently equipping each load with a driving power supply. Moreover, the present application also improves flexibility and expandability, making it more flexible to meet the needs of different loads and suitable for various complex working conditions. In addition, it also optimizes the energy conversion efficiency by dynamically adjusting the optimization unit to balance the power distribution among the loads. The intelligence and automation level of the present application has also been improved, which is achieved by introducing intelligent matching and distribution strategies. Finally, it also provides data support for subsequent fault diagnosis, performance optimization and equipment maintenance, improving the convenience and efficiency of equipment maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0036] In order to more clearly illustrate the technical solutions of the present application, the following will briefly introduce the drawings needed in the embodiments. Obviously, for those skilled in the art, other drawings can also be obtained without creative labor based on these drawings.

[0037] Figure 1 The use scenario diagram of the multi-load ultrasonic driving power supply provided by the present application is shown.

[0038] Explanation of reference numerals: 1, 4-BNC connector, 2-power supply main switch board, 3-power supply power amplifier board, 4, 5-power supply display screen, 6-power supply main board, 7-ultrasonic device. DETAILED DESCRIPTION

[0039] In order to make the purpose, technical solutions and advantages of the present application clearer, the following will combine the specific embodiments of the present application and the corresponding drawings to clearly and completely describe the technical solutions of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application. The following will combine the drawings to describe the technical solutions provided by the embodiments of the present application in detail.

[0040] Please refer to Figure 1 , the present application provides a multi-load ultrasonic driving power supply,

[0041] The application provides a multi-load ultrasonic driving power supply, comprising a switching module, a frequency searching circuit control module, a matching current control module and a distribution control module, wherein the switching module, the frequency searching circuit control module, the matching current control module and the distribution control module are installed in the ultrasonic driving power supply.

[0042] The switching module is used for synchronously switching the matching circuit when different loads are switched.

[0043] The frequency searching circuit control module is used for synchronously activating the frequency searching circuit when the switching is started, and is also used for frequency matching, power matching, impedance matching and capacitance matching.

[0044] The matching current control module is used for matching the current with the ultrasonic device.

[0045] The distribution control module is used for enabling one driving power supply to drive multiple loads to work, and synchronously starting the frequency searching circuit control module and the matching current control module.

[0046] The switching module receives the switching instruction of the user or an external system, transmits the switching instruction to the frequency searching circuit control module and the matching current control module, and sends a signal to the distribution control module, and the distribution control module generates a multi-load load distribution strategy after receiving the signal sent by the switching module.

[0047] The frequency searching circuit control module activates the frequency searching circuit according to the multi-load load distribution strategy, and feeds back the frequency information of the activated frequency searching circuit to the distribution control module.

[0048] The frequency searching circuit control module is a key part of the multi-load ultrasonic driving power supply and has multiple important functions. When the switching is started, the frequency searching circuit control module synchronously activates the frequency searching circuit, performs frequency scanning to find the optimal ultrasonic working frequency. In addition, the frequency searching circuit control module is also responsible for power matching, impedance matching and capacitance matching, so as to comprehensively match the power supply with the ultrasonic device. The frequency searching circuit control module also pre-processes the received optimal ultrasonic working frequency and feeds it back to the distribution control module for subsequent processing and distribution. Through close cooperation with other modules, the frequency searching circuit control module enables the efficient and stable operation of the ultrasonic device, improves the device performance, enhances the system flexibility and reduces the energy consumption.

[0049] The matching current control module receives the switching instruction from the switching module and the frequency information of the activated frequency searching circuit, and adjusts the current to match the current with the ultrasonic device.

[0050] The application provides a multi-load ultrasonic drive power source, which comprises four main modules: a conversion switch module, a frequency search circuit control module, a matching current control module and a distribution control module.

[0051] The conversion switch module is responsible for synchronously switching the matching circuit when switching different loads. It receives switching instructions from the user or an external system and transmits the instructions to the frequency search circuit control module and the matching current control module, and sends a signal to the distribution control module.

[0052] The main task of the frequency search circuit control module is to activate the frequency search circuit when the conversion switch is started. It activates the frequency search circuit according to the multi-load load distribution strategy generated by the distribution control module and feeds back the frequency information of the activated frequency search circuit to the distribution control module.

[0053] The matching current control module is responsible for matching the current with the ultrasonic device. It receives the switching instructions from the conversion switch module and the frequency information of the activated frequency search circuit, and then adjusts the current to ensure good matching with the ultrasonic device.

[0054] Finally, the distribution control module is used to enable a drive power source to drive multiple loads to work, and synchronously start the frequency search circuit control module and the matching current control module. After receiving the signal sent by the conversion switch module, it generates a multi-load load distribution strategy, and through the cooperative work of each module, the multi-load ultrasonic drive power source provided by the application can realize efficient and stable operation and meet the needs of different loads.

[0055] The ultrasonic device of the application adopts four sets of 35kv ultrasonic atomizers.

[0056] Specifically, the multi-load ultrasonic drive power source provided by the application comprises a conversion switch module, which comprises

[0057] The received switching instructions are analyzed to obtain the switching target and parameters, and the analyzed switching instructions are transmitted to the frequency search circuit control module and the matching current control module, and a signal is sent to the distribution control module to inform the new load switching demand;

[0058] According to the switching instructions, the matching circuit is synchronously switched, so that the new load receives the power matching setting, the state of the switching process is monitored, and the switching state or error information is fed back to the user end and the background control end.

[0059] Specifically, the multi-load ultrasonic drive power source provided by the application comprises a frequency search circuit control module, which comprises

[0060] When the switch module receives the switching instruction of the user or the external system, the frequency searching circuit control module receives the starting signal;

[0061] The frequency searching circuit control module activates the internal frequency searching circuit according to the received starting signal, and the frequency searching circuit is used for scanning or detecting the optimal ultrasonic working frequency;

[0062] The frequency searching circuit performs frequency scanning, finds the optimal ultrasonic working frequency through the frequency sweeping algorithm, and transmits the optimal ultrasonic working frequency to the frequency searching circuit control module;

[0063] The frequency searching circuit control module pre-processes the received optimal ultrasonic working frequency, and then feeds back to the distribution control module.

[0064] Specifically, the multi-load ultrasonic driving power supply provided by the application comprises a matching current control module;

[0065] The matching current control module receives the switching instruction from the switch module and simultaneously receives the frequency information of the activated frequency searching circuit provided by the frequency searching circuit control module;

[0066] According to the received frequency information, the working frequency of the current ultrasonic device is analyzed, and the size and phase of the output current are adjusted according to the analysis result, so that the current matches the working frequency of the ultrasonic device and the load requirement;

[0067] The matching current control module feeds back the adjusted current state to the distribution control module or other related modules to maintain the synchronization and stability of the whole system.

[0068] Specifically, the multi-load ultrasonic driving power supply provided by the application comprises a distribution control module;

[0069] When the switch module receives the switching instruction of the user or the external system, the start load distribution strategy generation process is started;

[0070] The switch module transmits the switching instruction to the frequency searching circuit control module and the matching current control module,

[0071] Meanwhile, a signal is sent to the distribution control module to inform it of the new load switching demand, and after receiving the signal, the distribution control module analyzes the state of the current system, including the number, type and working state of the connected loads;

[0072] According to the preset distribution rule, the distribution control module generates a load distribution strategy for multiple loads, and according to the generated load distribution strategy, the distribution control module synchronously starts the frequency searching circuit control module, so that the frequency searching circuit control module starts to work, and the frequency searching circuit control module activates the corresponding frequency searching circuit according to the strategy to find and lock the optimal working frequency of each ultrasonic device.

[0073] Specifically, the multi-load ultrasonic drive power supply provided by the present application further comprises an optimization unit, which collects current parameters and voltage parameters, analyzes load distribution strategies, and dynamically adjusts based on real-time load states and power supply capabilities, for balancing power distribution among loads.

[0074] The optimization unit adjusts the power output to maximize the energy conversion efficiency of the ultrasonic device by monitoring parameters such as current, voltage, and power. This reduces energy waste and improves the energy efficiency of the overall system.

[0075] Using the optimal operating frequency information provided by the frequency search circuit control module, the optimization unit can further fine-tune these frequencies to adapt to minor changes in different loads. This allows the ultrasonic device to always operate at the optimal frequency, improving stability and efficiency.

[0076] The optimization unit can analyze the load distribution strategies generated by the distribution control module and dynamically adjust based on real-time load states and power supply capabilities. This balances power distribution among loads and prevents overloading or underloading.

[0077] Fault prediction and prevention: By monitoring the operating state and parameter changes of each module, the optimization unit can predict potential faults and take preventive measures in advance. This reduces downtime due to faults and improves the reliability and maintainability of the system.

[0078] Control algorithm optimization: The optimization unit can integrate or update advanced control algorithms such as adaptive control, fuzzy control, or neural network control to improve the response speed and accuracy of the system, making it more intelligent and flexible, and adapting to complex and variable working conditions.

[0079] Specifically, the multi-load ultrasonic drive power supply provided by the present application further comprises a detection unit,

[0080] The detection unit uses built-in current sensors and voltage sensors to monitor real-time changes in current and voltage during the operation of the ultrasonic device.

[0081] Using a frequency detector, the detection unit detects the operating frequency of the ultrasonic device in real time and compares it with the optimal operating frequency provided by the frequency search circuit control module.

[0082] The detection unit monitors the connection and disconnection state of the load, as well as the operating state of the load, to evaluate the overall state of the load in real time.

[0083] Current and voltage detection: The detection unit uses built-in current sensors and voltage sensors to monitor real-time changes in current and voltage during the operation of the ultrasonic device. This ensures that the current matches the ultrasonic device and prevents overloading or underloading.

[0084] Frequency detection: Utilizing a frequency detector, the operating frequency of the ultrasonic device is detected in real time and compared with the optimal operating frequency provided by the search frequency circuit control module. This ensures that the ultrasonic device always operates at the optimal frequency, improving efficiency and stability.

[0085] Load state detection: The detection unit monitors the connection and disconnection state of the load, as well as the operating state of the load (such as whether it is running normally or has faults, etc.), to assess the overall state of the load in real time. Real-time load information is provided to the distribution control module to adjust the load distribution strategy in a timely manner.

[0086] Error and anomaly detection: The detection unit also has error and anomaly detection functions, which can monitor and identify errors and anomalies in the system (such as short circuits, open circuits, overloads, etc.) in real time. Timely alarms or appropriate measures are taken to prevent the expansion of faults and ensure stable operation of the system.

[0087] Data recording and analysis: The detection unit also has data recording and analysis functions, which can record the operating data of the device in real time and perform preliminary data analysis. This provides data support for subsequent fault diagnosis, performance optimization, and equipment maintenance.

[0088] Firstly, the invention adopts integrated design, integrating the switch module, search frequency circuit control module, matching current control module and distribution control module inside the ultrasonic drive power supply. The invention enables the power supply to control multiple ultrasonic devices more precisely, achieving accurate driving of the devices.

[0089] Secondly, through intelligent matching and distribution strategy, the distribution control module can generate a load distribution strategy for multiple loads based on the real-time state of the system, dynamically optimizing the load distribution strategy of the loads. At the same time, the search frequency circuit control module and the matching current control module work together to accurately match the current with the operating frequency of the ultrasonic device and the load requirements.

[0090] In addition, the invention also introduces real-time monitoring and adjustment mechanisms, which realize dynamic adjustment of the load distribution strategy through real-time monitoring of key parameters by the detection unit, to balance the power distribution between loads and improve the overall system efficiency and stability. At the same time, the fault prediction and prevention function also enhances the reliability of the system.

[0091] Finally, the flexibility and scalability of the invention, as well as the efficient use of power supply functions, enable it to more flexibly respond to the needs of different loads, fully utilize the advanced control functions of the power supply, and achieve accurate control and efficient driving of multiple ultrasonic devices.

[0092] In summary, the technical scheme of the present application effectively solves the problems of the conventional external distribution control unit, and provides a powerful guarantee for the efficiency and reliability of the ultrasonic device in industrial applications.

[0093] The above-described embodiments of the present application do not constitute a limitation on the protection scope of the present application.

Claims

1. A multi-load ultrasonic drive power supply, characterized by, The application relates to a multi-load driving power supply system, which comprises a conversion switch module, a frequency searching circuit control module, a matching current control module and a distribution control module. The conversion switch module, the frequency searching circuit control module, the matching current control module and the distribution control module are installed in an ultrasonic driving power supply; The conversion switch module is used for synchronously switching a matching circuit when different loads are switched; The frequency searching circuit control module is used for synchronously activating a frequency searching circuit when the conversion switch is started, and is also used for frequency matching, power matching, impedance matching and capacitance matching; The matching current control module is used for realizing current matching with ultrasonic equipment; The distribution control module is used for enabling one driving power supply to drive multiple loads to work, and is also used for synchronously starting the frequency searching circuit control module and the matching current control module; The conversion switch module receives a switching instruction from a user or an external system, transmits the switching instruction to the frequency searching circuit control module and the matching current control module, and sends a signal to the distribution control module; the distribution control module generates a multi-load load distribution strategy after receiving the signal sent by the conversion switch module; The frequency searching circuit control module activates a frequency searching circuit according to the multi-load load distribution strategy, and feeds back frequency information of the activated frequency searching circuit to the distribution control module; The matching current control module receives the switching instruction from the conversion switch module and the frequency information of the activated frequency searching circuit, and adjusts current so as to realize current matching with ultrasonic equipment.

2. The multi-load ultrasonic drive power supply of claim 1, wherein, The conversion switch module comprises The conversion switch module receives a switching instruction from a user or an external system, transmits the switching instruction to the frequency searching circuit control module and the matching current control module, and sends a signal to the distribution control module; the distribution control module generates a multi-load load distribution strategy after receiving the signal sent by the conversion switch module; The conversion switch module receives a switching instruction from a user or an external system, transmits the switching instruction to the frequency searching circuit control module and the matching current control module, and sends a signal to the distribution control module; the distribution control module generates a multi-load load distribution strategy after receiving the signal sent by the conversion switch module; 3. The multi-load ultrasonic drive power supply of claim 1, wherein, The frequency searching circuit control module comprises When the conversion switch module receives a switching instruction from a user or an external system, the frequency searching circuit control module receives a starting signal; The frequency searching circuit control module activates an internal frequency searching circuit according to the received starting signal; the frequency searching circuit is used for scanning or detecting an optimal ultrasonic working frequency; The frequency searching circuit performs frequency scanning, finds the optimal ultrasonic working frequency through a frequency sweeping algorithm, and transmits the optimal ultrasonic working frequency to the frequency searching circuit control module; The frequency searching circuit control module pre-processes the received optimal ultrasonic working frequency, and then feeds back the optimal ultrasonic working frequency to the distribution control module.

4. The multi-load ultrasonic drive power supply of claim 1, wherein, The matching current control module comprises The matching current control module receives a switching instruction from the conversion switch module, and simultaneously receives frequency information of an activated frequency searching circuit provided by the frequency searching circuit control module; According to the received frequency information, the matching current control module analyzes a working frequency of current ultrasonic equipment, adjusts the size and phase of output current according to an analysis result, and realizes matching of the current with the working frequency of the ultrasonic equipment and load requirements; The matching current control module feeds back the adjusted current state to the distribution control module or other related modules, so as to maintain the synchronization and stability of the whole system.

5. The multi-load ultrasonic drive power supply of claim 1, wherein, The distribution control module comprises When the switch module receives a load switching instruction from the user or an external system, the load distribution strategy generation process begins; The switch module transmits the switching instruction to the frequency search circuit control module and the matching current control module, and sends a signal to the distribution control module to inform it of the new load switching requirement. After receiving the signal, the distribution control module analyzes the current system state, including the number, type, and working state of the connected loads; According to the preset distribution rules, the distribution control module generates a load distribution strategy for multiple loads. Based on the generated load distribution strategy, the distribution control module synchronously starts the frequency search circuit control module, causing it to start working. The frequency search circuit control module activates the corresponding frequency search circuit according to the strategy to find and lock the optimal working frequency of each ultrasonic device.

6. The multi-load ultrasonic power supply of claim 1, wherein, Additionally, there is an optimization unit that collects current and voltage parameters, analyzes the load distribution strategy, and dynamically adjusts based on real-time load state and power supply capacity to balance power distribution among loads.

7. The multi-load ultrasonic power supply of claim 1, wherein, Additionally, there is a detection unit, The detection unit uses built-in current and voltage sensors to monitor the current and voltage changes of the ultrasonic device during operation in real time. The frequency detector is used to detect the working frequency of the ultrasonic device in real time and compare it with the optimal working frequency provided by the frequency search circuit control module. The detection unit monitors the connection and disconnection state of the load and the working state of the load to evaluate the overall state of the load in real time.

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