High-performance flow control cabinet system
By integrating solenoid flowmeter, ultrasonic flowmeter, servo electric control valve and adaptive control algorithm in the flow control cabinet, the control accuracy, response speed and stability of the existing flow control cabinet are solved, and high accuracy and high response are achieved and high stability flow control effect.
Patent Information
- Application Number
- CN202411206346.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-30
- Publication Date
- 2024-12-27
AI Technical Summary
The existing flow control cabinets have problems such as low control accuracy, slow response speed and poor stability, and cannot meet the needs of modern industrial high accuracy, high response and high stability.
A high-performance flow control cabinet system was designed, including electromagnetic flowmeter, ultrasonic flowmeter, signal converter, servo electric regulating valve and adaptive control algorithm. Through servo motor drive and built-in learning algorithm, fast response and high-precision control are achieved. , and adopt modular design and corrosion-resistant materials to improve system stability.
It achieves high control accuracy, fast response and high stability, has a wide range of applications, and can select appropriate flow meters based on media characteristics, use historical data and machine learning to predict flow change trends, improving the adaptability and reliability of the system.
Smart Images
Figure CN119200682A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of flow control cabinets, and in particular to a high-performance flow control cabinet system. Background Art
[0002] A flow control cabinet is a device used to precisely control fluid flow. It is widely used in various industrial and laboratory environments. The flow control cabinet can achieve quantitative control of the fluid by setting the flow value. It is usually equipped with measuring tools such as differential pressure gauges, pressure gauges, float-type air flow meters and float-type oxygen flow meters to ensure the accuracy and stability of the flow. Some advanced flow control cabinets support manual operation or programmable logic controller (PLC) control, allowing users to choose the appropriate control method according to their needs. Existing flow control cabinets have problems such as low control accuracy, slow response speed, and poor stability, and cannot meet the modern industrial needs of high precision, high response and high stability. Summary of the invention
[0003] In view of the above situation, in order to overcome the defects of the prior art, the purpose of the present invention is to provide a high-performance flow control cabinet system, which has the above technical objectives and is achieved through the following technical solutions: A high-performance flow control cabinet system includes a cabinet, a sensing unit, a control unit, an execution unit, a communication unit and an interaction unit, wherein the sensing unit, the control unit, the execution unit and the communication unit are all arranged inside the cabinet, and the interaction unit is embedded in the surface of the cabinet. The sensing unit includes an electromagnetic flowmeter, an ultrasonic flowmeter and a signal converter, wherein the electromagnetic flowmeter and the ultrasonic flowmeter are connected in series to the same pipeline, and the signal converter is connected to the electromagnetic flowmeter, the vortex flowmeter and the ultrasonic flowmeter. The control unit includes a processor and an adaptive control algorithm, wherein the adaptive control algorithm is built into the processor, and the adaptive control algorithm dynamically adjusts control parameters according to real-time flow data to adapt to different working conditions. The execution unit includes an electric regulating valve, which is driven by a servo motor, and a servo controller is connected to the servo motor. The communication unit includes a wired communication interface, and the interaction unit includes an interactive screen embedded in the outer wall of the cabinet, and the interactive screen is used to perform flow status display.
[0004] Furthermore, the cabinet body is made of corrosion-resistant material.
[0005] Furthermore, the sensing unit also includes a temperature sensor and a pressure sensor, and the temperature sensor and the pressure sensor are connected in series with the pipelines of the electromagnetic flowmeter and the ultrasonic flowmeter.
[0006] Furthermore, an anti-seismic unit is provided inside the cabinet, and the anti-seismic unit is arranged at a lower position of the cabinet.
[0007] Furthermore, the interactive screen includes a main status display screen, a secondary status display screen and an alarm information display screen. The main status display screen is connected to the electromagnetic flowmeter and the ultrasonic flowmeter through a control unit, the secondary status display screen is connected to the temperature sensor and the pressure sensor through the control unit, and the alarm information display is connected to the control unit.
[0008] Furthermore, the cabinet adopts a modular design, and the areas among the sensor unit, the control unit, the execution unit, and the communication unit in the cabinet are separated by partitions to facilitate maintenance and upgrading.
[0009] In summary, the present invention has the following beneficial effects: The present invention has high control accuracy. By adopting a servo control valve opening and equipping two sets of flow meters with different characteristics to be used in series, the corresponding flow meter detection reading can be selected according to the medium characteristics, and the application range is wide. The present invention has a fast response speed and has the prospect of learning evolution. It uses a processor equipped with a built-in learning algorithm and is applied to the flow regulation function. It can use historical data and machine learning algorithms to predict flow change trends and make adjustments in advance. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application, but do not constitute an improper limitation of the present invention. In the drawings: Figure 1 It is a system connection diagram of the present invention.
[0011] In the figure, 1. cabinet; 2. electromagnetic flowmeter; 3. ultrasonic flowmeter; 4. signal converter; 5. processor; 6. electric control valve; 7. servo motor; 8. servo controller; 9. wired communication interface; 10. temperature sensor; 11. pressure sensor; 12. main status display screen; 13. auxiliary status display screen; 14. alarm information display. DETAILED DESCRIPTION
[0012] The above and other technical contents, features and effects of the present invention are described in detail below with reference to the attached Figure 1 It will be clearly presented in the detailed description of the embodiments that the structural contents mentioned in the following embodiments are all referenced to the drawings in the specification.
[0013] Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings. Example
[0014] A high-performance flow control cabinet system includes a cabinet body 1, which is made of corrosion-resistant materials. High-strength aluminum alloy is used as the main material of the cabinet body 1 as a whole, and the surface is treated with an anti-corrosion coating to improve the weather resistance and corrosion resistance of the cabinet body 1. An anti-seismic unit is provided inside the cabinet body 1, and the anti-seismic unit is arranged at the lower position of the cabinet body 1 to mitigate the anti-seismic effect.
[0015] The system also includes a sensing unit, a control unit, an execution unit, a communication unit and an interaction unit. The sensing unit, the control unit, the execution unit and the communication unit are all arranged inside the cabinet 1, and the interaction unit is embedded in the surface of the cabinet 1. The cabinet 1 adopts a modular design. The areas between the sensing unit, the control unit, the execution unit and the communication unit in the cabinet 1 are separated by partitions for easy maintenance and upgrading.
[0016] The sensing unit includes an electromagnetic flowmeter 2, an ultrasonic flowmeter 3 and a signal converter 4. The electromagnetic flowmeter 2 and the ultrasonic flowmeter 3 are connected in series to the same pipeline. Since the characteristics of the medium during operation are uncertain, two groups of flowmeters of different models connected in series are set up. Later, a more suitable flowmeter reading can be selected according to the characteristics of the fluid, such as viscosity, corrosiveness, etc. The signal converter 4 is connected to the electromagnetic flowmeter 2, the vortex flowmeter, and the ultrasonic flowmeter 3 to process the readings of the electromagnetic flowmeter 2 and the ultrasonic flowmeter 3.
[0017] Furthermore, the sensing unit also includes a temperature sensor 10 and a pressure sensor 11. The temperature sensor 10 and the pressure sensor 11 are connected in series with the pipelines of the electromagnetic flowmeter 2 and the ultrasonic flowmeter 3. The temperature sensor 10 and the pressure sensor 11 are used to detect the temperature and pressure values in the pipelines, respectively.
[0018] The control unit includes a processor 5 and an adaptive control algorithm. The adaptive control algorithm is built into the processor 5. The adaptive control algorithm dynamically adjusts control parameters according to real-time flow data to adapt to different working conditions.
[0019] The execution unit includes an electric regulating valve 6, which is driven by a servo motor 7 and can respond quickly. A servo controller 8 is connected to the servo motor 7, and the control accuracy is high. The electric regulating valve 6 is connected in series with the electromagnetic flowmeter 2 and the ultrasonic flowmeter 3.
[0020] The communication unit includes a wired communication interface 9, which can be in the form of an Ethernet interface, an optical fiber interface, a serial port interface, etc., and supports multiple communication protocols.
[0021] The interactive unit includes an interactive screen embedded in the outer wall of the cabinet 1, and the interactive screen is used to display the flow status. The interactive screen includes a main status display screen 12, a secondary status display screen 13 and an alarm information display 14. The main status display screen 12 is connected to the electromagnetic flowmeter 2 and the ultrasonic flowmeter 3 through the control unit, the secondary status display screen 13 is connected to the temperature sensor 10 and the pressure sensor 11 through the control unit, and the alarm information display 14 is connected to the control unit.
[0022] The above is a further detailed description of the present invention in combination with a specific implementation method, and it cannot be determined that the specific implementation of the present invention is limited to this; for technical personnel in the technical field to which the present invention belongs and related technical fields, based on the technical solution of the present invention, the expansion and replacement of operating methods and data should all fall within the protection scope of the present invention.
Claims
1. A high-performance flow control cabinet system, characterized in that: The invention comprises a cabinet (1), a sensing unit, a control unit, an execution unit, a communication unit and an interaction unit, wherein the sensing unit, the control unit, the execution unit and the communication unit are all arranged inside the cabinet (1), and the interaction unit is embedded in the surface of the cabinet (1). The sensing unit comprises an electromagnetic flowmeter (2), an ultrasonic flowmeter (3) and a signal converter (4), wherein the electromagnetic flowmeter (2) and the ultrasonic flowmeter (3) are connected in series to the same pipeline, and the signal converter (4) is connected to the electromagnetic flowmeter (2) and the ultrasonic flowmeter (3). The control unit comprises a processor (5) and an adaptive control algorithm, wherein the adaptive control algorithm is built into the processor (5), and the adaptive control algorithm dynamically adjusts control parameters according to real-time flow data to adapt to different working conditions. The execution unit comprises an electric regulating valve (6), wherein the electric regulating valve (6) is driven by a servo motor (7), and a servo controller (8) is connected to the servo motor (7). The communication unit comprises a wired communication interface (9), and the interaction unit comprises an interactive screen embedded in the outer wall of the cabinet (1), and the interactive screen is used to perform flow status display.
2. A high performance flow control cabinet system according to claim 1, characterized in that: The cabinet body (1) is made of corrosion-resistant material.
3. A high performance flow control cabinet system according to claim 1, characterized in that: The sensing unit further comprises a temperature sensor (10) and a pressure sensor (11), and the temperature sensor (10) and the pressure sensor (11) are connected in series with pipelines of the electromagnetic flowmeter (2) and the ultrasonic flowmeter (3).
4. A high performance flow control cabinet system according to claim 1, characterized in that: An anti-seismic unit is provided inside the cabinet (1), and the anti-seismic unit is arranged at a lower position of the cabinet (1).
5. A high performance flow control cabinet system according to claim 3, characterized in that: The interactive screen comprises a main status display screen (12), a secondary status display screen (13) and an alarm information display screen (14); the main status display screen (12) is connected to an electromagnetic flow meter (2) and an ultrasonic flow meter (3) via a control unit; the secondary status display screen (13) is connected to a temperature sensor (10) and a pressure sensor (11) via the control unit; and the alarm information display screen (14) is connected to the control unit.
6. A high performance flow control cabinet system according to claim 1, characterized in that: The cabinet (1) adopts a modular design, and the areas between the sensor unit, the control unit, the execution unit, and the communication unit in the cabinet (1) are separated by partitions, which facilitates maintenance and upgrading.