Flowmeter simulation verification system and simulation verification method

Abstract

The invention provides a flow meter simulation verification system and a simulation verification method, the flow meter simulation verification system comprises a flow meter simulation device, a signal transmitter and a flow meter simulation verification controller, the flow meter simulation device is used for simulating the operation condition of a flow meter and feeding back a standard pulse signal of the flow meter to the flow meter simulation verification controller; the signal transmitter is used for outputting an actual pulse signal of the signal transmitter to the flowmeter simulation verification controller; and the flowmeter simulation verification controller is used for pulse acquisition, pulse distribution, flow control and verification of a signaling device and a flowmeter. According to the technical scheme, by arranging the flowmeter simulation device, the signal transmitter and the flowmeter simulation verification controller, accurate simulation and verification of the performance of the flowmeter are achieved, the flowmeter simulation verification device has the advantages of being low in cost, high in efficiency and good in repeatability, and the efficiency and accuracy of flowmeter verification can be improved.

Description

Background Art

[0002] With the continuous progress of industrial production, the accuracy and reliability of fluid measurement are increasingly required. As a key device for fluid measurement, the performance stability and measurement accuracy of flowmeters directly affect the efficiency and quality of industrial production.

[0003] Traditional flow meter calibration methods usually rely on the actual fluid flow environment, which is not only time-consuming and labor-intensive, but also affected by multiple factors such as environmental conditions and equipment status, making it difficult to ensure the accuracy and consistency of the calibration results.

[0004] Therefore, in order to improve the technical level of operators in adjusting flow meters and the efficiency of detecting flow meter transmitters, it is particularly important to develop a system that can accurately simulate and calibrate the performance of flow meters. Summary of the invention

[0005] The present application provides a flow meter simulation calibration system and a simulation calibration method, which are used to improve the technical level of operators in adjusting flow meters and the efficiency of detecting flow meter transmitters.

[0006] In a first aspect, a flow meter simulation verification system is provided, comprising a flow meter simulation device, a signal transmitter and a flow meter simulation verification controller, wherein:

[0007] The flow meter simulation device is used to simulate the flow meter operating conditions and feed back the flow meter standard pulse signal to the flow meter simulation verification controller;

[0008] The transmitter is used to output the actual pulse signal of the transmitter to the flow meter simulation verification controller;

[0009] The flow meter simulation verification controller is used to compare the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the transmitter to complete the verification of the transmitter.

[0010] In the above technical scheme, a flowmeter simulation device, an initiator and a flowmeter simulation calibration controller are provided. The flowmeter simulation device is used to simulate the flowmeter operating conditions and feed back the flowmeter standard pulse signal to the flowmeter simulation calibration controller; the initiator is used to output the actual pulse signal of the initiator to the flowmeter simulation calibration controller; the flowmeter simulation calibration controller is used to compare the volume flow corresponding to the standard pulse signal of the flowmeter and the actual pulse signal of the initiator to complete the calibration of the initiator. Through simulation technology, various complex fluid flow environments can be simulated to achieve accurate simulation and calibration of the flowmeter performance. It has the advantages of low cost, high efficiency and good repeatability, and can greatly improve the efficiency and accuracy of flowmeter calibration. When used as a teaching system, it can assist operators to master the flowmeter adjustment work and improve the technical level of operators in adjusting the flowmeter.

[0011] In a specific implementation scheme, the flow meter simulation device includes a stepper motor, wherein:

[0012] The stepper motor is used to simulate the operating condition of the flow meter.

[0013] In a specific embodiment, it also includes a flow meter digital meter head, wherein:

[0014] The flow meter digital meter head is used to collect the actual pulse signal generated by the transmitter to obtain the actual pulse signal of the digital meter head;

[0015] The flow meter simulation verification controller is also used to compare the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the digital meter head to complete the verification of the flow meter.

[0016] In a specific implementation manner, the flow meter digital meter is electrically connected to the transmitter.

[0017] In a specific embodiment, a display device is also included, wherein:

[0018] The display device is used to display the standard pulse signal of the flow meter and the corresponding volume flow, the actual pulse signal of the transmitter and the corresponding volume flow, the actual pulse signal of the digital meter and the corresponding volume flow, and the comparison result of the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the digital meter.

[0019] In a specific embodiment, the display device includes a touch screen.

[0020] In a specific implementation scheme, the flow meter simulation device also includes a gearbox, wherein:

[0021] The power output shaft of the stepper motor is connected to the input shaft of the gearbox, and the output shaft of the gearbox is connected to the transmitter.

[0022] In a specific implementation scheme, the flow meter simulation device further includes a connecting component, wherein:

[0023] The output shaft of the gearbox is connected to the transmitter through the connecting component.

[0024] In a specific embodiment, it also includes a piano display stand, wherein:

[0025] The piano display stand is used to install the flow meter simulation device, the transmitter, the flow meter simulation verification controller and the flow meter digital meter head.

[0026] In a second aspect, a flow meter simulation verification method based on the flow meter simulation verification system described in any one of the above is provided, comprising the following steps:

[0027] The flow meter simulation device is used to simulate the flow meter operation condition, and the flow meter standard pulse signal is fed back to the flow meter simulation verification controller;

[0028] Using the transmitter, outputting the actual pulse signal of the transmitter to the flow meter simulation verification controller;

[0029] The flow meter simulation calibration controller is used to compare the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the transmitter to complete the calibration of the transmitter.

[0030] In the above technical scheme, a flowmeter simulation device, an initiator and a flowmeter simulation calibration controller are provided. The flowmeter simulation device is used to simulate the flowmeter operating conditions and feed back the flowmeter standard pulse signal to the flowmeter simulation calibration controller; the initiator is used to output the actual pulse signal of the initiator to the flowmeter simulation calibration controller; the flowmeter simulation calibration controller is used to compare the volume flow corresponding to the standard pulse signal of the flowmeter and the actual pulse signal of the initiator to complete the calibration of the flowmeter. Through simulation technology, various complex fluid flow environments can be simulated to achieve accurate simulation and calibration of the flowmeter performance. It has the advantages of low cost, high efficiency and good repeatability, and can greatly improve the efficiency and accuracy of flowmeter calibration. When used as a teaching system, it can assist operators to master the flowmeter adjustment work and improve the technical level of operators in adjusting the flowmeter. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] Figure 1 A structural block diagram of a flow meter simulation verification system provided in an embodiment of the present application;

[0032] Figure 2 A flowchart of a flow meter simulation calibration method provided in an embodiment of the present application. DETAILED DESCRIPTION

[0033] The present application is further described in detail below through the accompanying drawings and embodiments. Through these descriptions, the characteristics and advantages of the present application will become clearer and more specific.

[0034] The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration." Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. Although various aspects of the embodiments are shown in the drawings, the drawings are not necessarily drawn to scale unless otherwise noted.

[0035] In addition, the technical features involved in different embodiments of the present application described below can be combined with each other as long as they do not conflict with each other.

[0036] To facilitate understanding of the flowmeter simulation verification system and simulation verification method provided by the embodiment of the present application, its application scenario is first explained. The flowmeter simulation verification system and simulation verification method provided by the embodiment of the present application are used to improve the technical level of the operator in adjusting the flowmeter and the efficiency of detecting the flowmeter transmitter. With the continuous progress of industrial production, the accuracy and reliability requirements of fluid measurement are increasing. As a key device for fluid measurement, the stability of the performance and the accuracy of the measurement of the flowmeter directly affect the efficiency and quality of industrial production. Traditional flowmeter verification methods usually rely on the actual fluid flow environment, which is not only time-consuming and labor-intensive, but also affected by various factors such as environmental conditions and equipment status, and it is difficult to ensure the accuracy and consistency of the verification results. Therefore, in order to improve the technical level of the operator in adjusting the flowmeter and the efficiency of detecting the flowmeter transmitter, it is particularly important to develop a system that can accurately simulate and verify the performance of the flowmeter. For this reason, the embodiment of the present application provides a flowmeter simulation verification system and simulation verification method to improve the technical level of the operator in adjusting the flowmeter and the efficiency of detecting the flowmeter transmitter. The following is a detailed description of the embodiment in conjunction with specific drawings.

[0037] refer to Figure 1 , Figure 1 This is a structural block diagram of the flow meter simulation verification system provided in the embodiment of the present application. Figure 1 In the embodiment of the present application, a flow meter simulation verification system is provided, including a flow meter simulation device, a signal transmitter and a flow meter simulation verification controller, wherein:

[0038] The flow meter simulation device is used to simulate the flow meter operating conditions and feed back the flow meter standard pulse signal to the flow meter simulation verification controller;

[0039] The transmitter is used to output the actual pulse signal of the transmitter to the flow meter simulation verification controller;

[0040] The flow meter simulation verification controller is used to compare the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the transmitter to complete the verification of the transmitter.

[0041] In the above technical scheme, a flowmeter simulation device, an initiator and a flowmeter simulation calibration controller are provided. The flowmeter simulation device is used to simulate the flowmeter operating conditions and feed back the flowmeter standard pulse signal to the flowmeter simulation calibration controller; the initiator is used to output the actual pulse signal of the initiator to the flowmeter simulation calibration controller; the flowmeter simulation calibration controller is used to convert the flowmeter standard pulse signal and the actual pulse signal of the initiator into corresponding volume flow data and then compare them to complete the calibration of the initiator. Through simulation technology, various complex fluid flow environments can be simulated to achieve accurate simulation and calibration of flowmeter performance, which has the advantages of low cost, high efficiency and good repeatability, and can greatly improve the efficiency and accuracy of flowmeter calibration; when used as a teaching system, it can assist operators to master the flowmeter adjustment work and improve the technical level of operators in adjusting the flowmeter.

[0042] Specifically, the flow meter simulation device includes a transmitter interface, a shaft sleeve component, a stepper motor and a reduction device (gearbox), which are used to connect transmitters from different manufacturers and simulate the operating conditions of the flow meter; by replacing the shaft sleeve component, the transmitters from different manufacturers can be driven.

[0043] Specifically, the transmitter includes ISOIL, AH, LC, Chongqing Naide and standard meter calibration device dedicated transmitter. When testing a transmitter of a certain manufacturer, select the corresponding sleeve component and install the transmitter to the corresponding interface. At the same time, the transmitter supports pulse output, which is respectively connected to the flow meter digital head and the flow meter simulation calibration controller.

[0044] The detection function of the transmitter is as follows: it is used to encode the mechanical angular displacement signal of the flow meter into a digital signal. The principle of the transmitter detection function is that the flow meter simulation device simulates the working condition of the flow meter, generates a mechanical angular displacement signal, and the transmitter obtains the angular displacement signal and outputs a digital pulse. The flow meter simulation calibration controller collects and processes the digital pulse of the transmitter, compares it with the mechanical angular displacement signal, and the touch screen displays the comparison result and notifies the detection personnel. The mechanical angular displacement signal is a high-precision signal with good repeatability, which can be regularly compared with a standard transmitter. If the comparison is qualified, the transmitter detection function is completed.

[0045] Specifically, the flow meter simulation calibration controller is based on intelligent digital technology to collect and calculate the flow pulses of the flow meter digital head and transmitter, control the motor and its reduction device of the analog flow meter, control the calibration process, communicate with the upper interface, etc.

[0046] Furthermore, the flow meter simulation calibration controller is the core component of the system, which realizes functions such as power distribution, flow pulse collection and processing, simulation of flow meter working conditions, generation of angular displacement signals, driving transmitters, controlling calibration procedures and communicating with the upper level.

[0047] In a specific implementation scheme, the flow meter simulation device includes a stepper motor, wherein:

[0048] The stepper motor is used to simulate the operating condition of the flow meter.

[0049] In a specific embodiment, it also includes a flow meter digital meter head, wherein:

[0050] The flow meter digital meter head is used to collect the actual pulse signal of the transmitter generated by the transmitter to obtain the actual pulse signal of the digital meter head;

[0051] The flow meter simulation calibration controller is also used to compare the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the digital meter head to complete the calibration of the digital meter head of the flow meter.

[0052] Specifically, the flow meter digital head includes ISOIL, AH, LC, Chongqing Naide. The flow meter digital head is connected to the transmitter through a dedicated communication cable, and is used to collect the flow pulse generated by the transmitter, display and calculate, and provide the functions of flow curve correction and flow output pulse.

[0053] The detection function of the flowmeter digital head is as follows: the flowmeter digital head is used to display the simulated flow rate and the accumulated flow rate. The principle of the flowmeter digital head detection function is that the flowmeter simulation device simulates the flowmeter working condition and generates a mechanical angular displacement signal; there is an encoder on the motor shaft, and the rotation of the motor shaft will drive the encoder to rotate, and the encoder pulse is collected by the flowmeter simulation verification controller (in the specific implementation, the encoder line is directly connected to the controller mainboard), and the flowmeter simulation verification controller converts the pulse into the corresponding volume flow data for comparison; the flowmeter simulation verification controller is also used for pulse collection, pulse distribution, flow control, and verification of the transmitter, digital head and flowmeter; the transmitter obtains the angular displacement signal, outputs the digital pulse to the flowmeter digital head, the flowmeter digital head displays and calculates the flow, and sends back the digital pulse signal to the flowmeter simulation verification controller. The flowmeter simulation verification controller collects and processes the digital pulse signal sent by the flowmeter digital head, compares it with the mechanical angular displacement signal, and the touch screen displays the comparison result and notifies the detection personnel. The mechanical angular displacement signal is a high-precision signal with good repeatability. It can be compared regularly with a standard transmitter. If the comparison is qualified, the flow meter digital head detection function can be completed.

[0054] In a specific implementation manner, the flow meter digital meter is electrically connected to the transmitter.

[0055] In a specific embodiment, a display device is also included, wherein:

[0056] The display device is used to display the standard pulse signal of the flow meter and the corresponding volume flow, the actual pulse signal of the transmitter and the corresponding volume flow, the actual pulse signal of the digital meter and the corresponding volume flow, and the comparison result of the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the digital meter.

[0057] In a specific embodiment, the display device includes a touch screen.

[0058] Specifically, the touch screen is used to display the pulse, flow rate and accumulated flow of the simulated flow, set the control parameters of the simulated flow meter, control the flow verification process and the lower control interface communication.

[0059] Furthermore, the touch screen is a human-computer interaction interface, which allows calibration personnel to adjust simulated flow meter operating parameters, control calibration process parameters, display simulated flow meter operating data, and display comparison results.

[0060] In a specific implementation scheme, the flow meter simulation device also includes a gearbox, wherein:

[0061] The power output shaft of the stepper motor is connected to the input shaft of the gearbox, and the output shaft of the gearbox is connected to the transmitter.

[0062] In a specific implementation scheme, the flow meter simulation device further includes a connecting component, wherein:

[0063] The output shaft of the gearbox is connected to the transmitter through the connecting component.

[0064] In a specific embodiment, it also includes a piano display stand, wherein:

[0065] The piano display stand is used to install the flow meter simulation device, the transmitter, the flow meter simulation verification controller and the flow meter digital meter head.

[0066] Specifically, the piano display stand is used for teaching and can be equipped with all equipment and related accessories. The related accessories include several system control switches, knobs, terminals and cables, which are used to control system power supply and function switching, and connect system equipment.

[0067] Furthermore, the piano display stand is installed with digital flow meter heads from four manufacturers, including ISOIL, AH, LC, and Chongqing Naide; a transmitter interface for a flow meter simulation device is installed; a flow meter simulation calibration controller is installed; power and data cables and quick-connect connectors connecting the flow meter digital head to the flow meter transmitter and the flow meter digital head to the flow meter simulation calibration controller are installed; and a power and data switching system is installed.

[0068] The flow meter adjustment function is simulated as follows: the flow meter simulation device simulates the flow meter working condition and generates a mechanical angular displacement signal. The flow meter digital head displays the flow data. The metering personnel fit the standard flow curve by correcting the parameters on the digital head.

[0069] In the above technical solution, automation and intelligence are realized for the flow meter calibration system, which can further improve the calibration efficiency, reduce human errors, and reduce labor intensity; by designing an intelligent simulation calibration system, automatic control and data processing of the calibration process can be realized, thereby improving the reliability and accuracy of the calibration results.

[0070] refer to Figure 2 , Figure 2 This is a flowchart of the flow meter simulation verification method provided in the embodiment of the present application. Figure 2 In the embodiment of the present application, a flow meter simulation calibration method based on any one of the flow meter simulation calibration systems is provided, comprising the following steps:

[0071] The flow meter simulation device is used to simulate the flow meter operation condition, and the flow meter standard pulse signal is fed back to the flow meter simulation verification controller;

[0072] Using the transmitter, outputting the actual pulse signal of the transmitter to the flow meter simulation verification controller;

[0073] The flow meter simulation calibration controller is used to compare the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the transmitter to complete the calibration of the transmitter.

[0074] In the above technical scheme, a flowmeter simulation device, an initiator and a flowmeter simulation calibration controller are provided. The flowmeter simulation device is used to simulate the flowmeter operating conditions and feed back the flowmeter standard pulse signal to the flowmeter simulation calibration controller; the initiator is used to output the actual pulse signal of the initiator to the flowmeter simulation calibration controller; the flowmeter simulation calibration controller is used to compare the volume flow corresponding to the standard pulse signal of the flowmeter and the actual pulse signal of the initiator to complete the calibration of the initiator. Through simulation technology, various complex fluid flow environments can be simulated to achieve accurate simulation and calibration of the flowmeter performance. It has the advantages of low cost, high efficiency and good repeatability, and can greatly improve the efficiency and accuracy of flowmeter calibration. When used as a teaching system, it can assist operators to master the flowmeter adjustment work and improve the technical level of operators in adjusting the flowmeter.

[0075] Those skilled in the art will appreciate that the present application may be implemented as a system, method or computer program product.

[0076] Therefore, the present disclosure may be specifically implemented in the following forms, namely: it may be completely hardware, it may be completely software (including firmware, resident software, microcode, etc.), or it may be a combination of hardware and software, generally referred to herein as a "circuit", "module" or "system". In addition, in some embodiments, the present application may also be implemented in the form of a computer program product in one or more computer-readable media, and the computer-readable medium may contain computer-readable program code.

[0077] Any combination of one or more computer-readable media can be used. Computer-readable media can be computer-readable signal media or computer-readable storage media. Computer-readable storage media can be, for example, but not limited to, electrical, magnetic, optical, electromagnetic, infrared, or semiconductor systems, devices or devices, or any combination of the above. More specific examples (non-exhaustive list) of computer-readable storage media include: electrical connections with one or more wires, portable computer disks, hard disks, random access memories (RAM), read-only memories (ROM), erasable programmable read-only memories (EPROM or flash memory), optical fibers, portable compact disk read-only memories (CD-ROM), optical storage devices, magnetic storage devices, or any suitable combination of the above. In this document, computer-readable storage media can be any tangible medium containing or storing a program, which can be used by an instruction execution system, device or device or used in combination with it.

[0078] Although the embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and cannot be understood as limiting the present application. A person of ordinary skill in the art can change, modify, replace and modify the above embodiments within the scope of the present application. On this basis, a variety of replacements and improvements can be made to the present application, all of which fall within the scope of protection of the present application.

Claims

1. A flow meter simulation verification system, characterized in that: It includes a flow meter simulation device, a signal transmitter and a flow meter simulation verification controller, wherein: The flow meter simulation device is used to simulate the flow meter operating conditions and feed back the flow meter standard pulse signal to the flow meter simulation verification controller; The transmitter is used to output the actual pulse signal of the transmitter to the flow meter simulation verification controller; The flow meter simulation verification controller is used to compare the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the transmitter to complete the verification of the transmitter.

2. The flow meter simulation verification system according to claim 1, characterized in that: The flow meter simulation device comprises a stepping motor, wherein: The stepper motor is used to simulate the operating condition of the flow meter.

3. The flow meter simulation verification system according to claim 2, characterized in that: It also includes a flow meter digital head, in which: The flow meter digital meter head is used to collect the actual pulse signal generated by the transmitter to obtain the actual pulse signal of the digital meter head; The flow meter simulation verification controller is also used to compare the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the digital meter head to complete the verification of the flow meter.

4. The flow meter simulation verification system according to claim 3, characterized in that: The flow meter digital meter head is electrically connected to the transmitter.

5. The flow meter simulation verification system according to claim 4, characterized in that: Also included is a display device, wherein The display device is used to display the standard pulse signal of the flow meter and the corresponding volume flow, the actual pulse signal of the transmitter and the corresponding volume flow, the actual pulse signal of the digital meter and the corresponding volume flow, and the comparison result of the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the digital meter.

6. The flow meter simulation verification system according to claim 5, characterized in that: The display device includes a touch screen.

7. The flow meter simulation verification system according to claim 6, characterized in that: The flow meter simulation device also includes a gearbox, wherein: The power output shaft of the stepper motor is connected to the input shaft of the gearbox, and the output shaft of the gearbox is connected to the transmitter.

8. The flow meter simulation verification system according to claim 7, characterized in that: The flow meter simulation device also includes a connecting component, wherein: The output shaft of the gearbox is connected to the transmitter through the connecting component.

9. The flow meter simulation verification system according to any one of claims 1 to 8, characterized in that: It also includes a piano display stand, which includes: The piano display stand is used to install the flow meter simulation device, the transmitter, the flow meter simulation verification controller and the flow meter digital meter head.

10. A flow meter simulation verification method based on the flow meter simulation verification system according to any one of claims 1 to 9, characterized in that: The following steps are involved: Using a flow meter simulation device to simulate the flow meter operating conditions, and feeding back a flow meter standard pulse signal to the flow meter simulation verification controller; Using the transmitter, outputting the actual pulse signal of the transmitter to the flow meter simulation verification controller; The flow meter simulation calibration controller is used to compare the volume flow corresponding to the standard pulse signal of the flow meter and the actual pulse signal of the transmitter to complete the calibration of the transmitter.

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