Semi-physical simulation operation training system for ventilation and air conditioning system

Abstract

The invention discloses a semi-physical simulation operation training system for a ventilation air-conditioning system, and the system comprises a training system, and a training module is used for the simulation training of the training system. Relates to the technical field of air-conditioning system simulation training. A ventilation and air conditioning system is crucial for maintaining physical and psychological health and production and life order of people in a building. The invention aims to solve the problems of adverse effects on pre-post training of operators of the ventilation air-conditioning system caused by large space span, complex pipeline structure, multiple related equipment types, multiple operation steps, great system potential safety hazards caused by misoperation and the like of the ventilation air-conditioning system and slower fault capability generation of the operators of the ventilation air-conditioning system. The invention aims to provide a semi-physical simulation teaching and training system which is safe, visual, good in economical efficiency and free from space-time limitation for operation and use personnel of a new ventilation and air-conditioning system, so that the operation and use personnel can quickly understand and master the topological structure, the working principle and the operation steps of the ventilation and air-conditioning system, and the generation of fault removal capability is accelerated.

Description

Technical Field

[0001] The invention relates to the technical field of air conditioning system simulation training, in particular to a semi-physical simulation operation training system for a ventilation and air conditioning system. Background Art

[0002] Ventilation and air conditioning systems are important facilities for improving indoor air quality, temperature and humidity, and play a vital role in various types of buildings such as residential buildings, industrial and agricultural production, and civil air defense projects. Through different equipment and pipelines, it can filter, heat, cool, humidify and dehumidify the air to meet the requirements of human comfort and process production. According to different use occasions, it can be roughly divided into ventilation systems, air conditioning systems and air purification systems.

[0003] The ventilation and air conditioning system consists of two parts: the ventilation system and the air conditioning system. The main equipment of the ventilation system includes: various supply and exhaust fans, air ducts, dust collectors, filters, fan coils, air valves and mufflers. The main equipment of the air conditioning system includes: various dehumidifiers, heaters, and air conditioning equipment.

[0004] Since the ventilation and air-conditioning system has many units, the coordination and cooperation of each unit is crucial during the actual operation. However, the existing technology lacks a ventilation and air-conditioning system for trainees to simulate operation, resulting in trainees lacking corresponding operating experience before taking up their posts, which can easily cause safety accidents. There is room for improvement. Summary of the invention

[0005] The purpose of the present invention is to provide a semi-physical simulation operation training system for a ventilation and air-conditioning system, specifically to provide a semi-physical simulation operation training teaching platform for a ventilation and air-conditioning system, which intuitively and vividly displays the system structure, working principle and operation process of the ventilation and air-conditioning system, lays the foundation for new ventilation and air-conditioning system operators to engage in air quality assurance in buildings, and solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a semi-physical simulation operation training system for a ventilation and air-conditioning system, comprising a training system, which is used for the construction of its virtual simulation system, simulation training and guidance system, and data processing system; a training module, which is used for simulation training of the training system; and an operating architecture, which is used for the training system to access the operating equipment for observation and use.

[0007] As a further solution of the present invention: a semi-physical simulation operation training system for a ventilation and air-conditioning system, wherein the virtual simulation system is provided with a three-dimensional virtual scene module for a protective ventilation system, a three-dimensional virtual scene module for an air conditioning system, a three-dimensional virtual scene module for an equipment cooling system and a three-dimensional virtual scene module for an accident smoke exhaust system under the training module, the simulation training guidance system is provided with a simulation training subject management module, a simulation training real-time guidance module and a simulation training record management module under the training module, and the data processing system is provided with a data access module, a data retention module and a data push module under the training module.

[0008] As a further solution of the present invention: a semi-physical simulation operation training system for a ventilation and air-conditioning system, also includes an AI processing system, which is independent of the training system, training module and operation architecture setting, and includes an intelligent judgment module, an operation identification module and an emergency processing module. The AI ​​processing system records and identifies the simulated operations of trainees or administrators through the operation identification module, the AI ​​processing system determines the correctness of the trainees' operations through the intelligent judgment module, and the AI ​​processing system handles software and hardware failures of the training system through the emergency processing module.

[0009] As a further solution of the present invention: a semi-physical simulation operation training system for a ventilation and air-conditioning system, the operation identification module includes an operation identification library and a big data interconnection unit, the operation identification module identifies the training simulation process of the administrator or the trainee through the operation identification library and records it, the operation identification library also separately collects the simulation questions commented and marked by the administrator, the operation identification library is interconnected with the external simulation training system through the big data interconnection unit, records the simulation steps and results of the external simulation training system, and is integrated with the training system.

[0010] As a further solution of the present invention: a semi-physical simulation operation training system for a ventilation and air-conditioning system, the intelligent judgment module includes a convolution algorithm and a value judgment unit, the convolution algorithm includes one or more of a CNN convolutional neural network, an RNN recursive neural network or an Attention self-attention mechanism, the convolution algorithm uses external input data as a convolution unit and internal own data as a pooling layer to perform neural network learning and simulation, and outputs training questions of appropriate difficulty.

[0011] As a further solution of the present invention: a semi-physical simulation operation training system for a ventilation and air-conditioning system, which also includes a ventilation and air-conditioning control cabinet, a ventilation and air-conditioning virtual display screen, and ventilation and air-conditioning virtual equipment and scenes. The ventilation and air-conditioning control cabinet, the ventilation and air-conditioning virtual display screen, and the ventilation and air-conditioning virtual equipment and scenes are all installed in the training system for use.

[0012] As a further solution of the present invention: a semi-physical simulation operation training system for a ventilation and air-conditioning system also includes a ventilation and air-conditioning control cabinet, and the ventilation and air-conditioning control cabinet includes a PLC controller, a ventilation control unit, a touch screen, a fault setting box and a fault troubleshooting unit.

[0013] As a further solution of the present invention: a semi-physical simulation operation training system for a ventilation and air-conditioning system also includes a device gateway, and the device gateway is used for data transmission by a virtual simulation system, a simulation training and adjustment system, and a data processing system.

[0014] As a further solution of the present invention: a semi-physical simulation operation training system for a ventilation and air-conditioning system, the big data interconnection unit is connected to external Internet data through a device gateway.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] Since the ventilation and air-conditioning system is vital to maintaining the physical and mental health, production and living order of people in the building. In order to solve the adverse effects of the ventilation and air-conditioning system's large spatial span, complex pipeline structure, multiple types of equipment, multiple operating steps, and large potential safety hazards of misoperation on the system on the pre-job training of ventilation and air-conditioning system operators, as well as the slow generation of ventilation and air-conditioning system operator fault ability. The purpose of the present invention is to provide a safe, intuitive, economical, and time-space-free semi-physical simulation teaching and training system for newly employed ventilation and air-conditioning system operators, so that they can quickly understand and master the topological structure, working principle and operating steps of the ventilation and air-conditioning system and accelerate the generation of troubleshooting capabilities.

[0017] 1. The model training subject management in the module guidance module is the control center of the software, which realizes the centralized management function of various model training subjects of ventilation and air conditioning. The subjects are divided into fault judgment and troubleshooting subjects, system equipment recognition subjects and system equipment operation subjects according to their content, which can support system administrators to expand subjects according to training needs;

[0018] 2. Since the intelligent judgment module includes a convolution algorithm and a value judgment unit, the convolution algorithm includes one or more of a CNN convolutional neural network, an RNN recursive neural network or an Attention self-attention mechanism. The convolution algorithm uses external input data as a convolution unit and internal own data as a pooling layer to perform neural network learning and simulation, and outputs training questions of appropriate difficulty, so that the test questions and training simulation questions can be continuously updated to adapt to changes in the market environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A composition diagram of a ventilation and air conditioning semi-physical simulation operation training system in a ventilation and air conditioning system semi-physical simulation operation training system of the present invention;

[0020] Figure 2 A hardware composition diagram of a ventilation and air conditioning semi-physical simulation operation training system in a ventilation and air conditioning system semi-physical simulation operation training system of the present invention;

[0021] Figure 3 A software composition diagram of a ventilation and air conditioning semi-physical simulation operation training system in a ventilation and air conditioning system semi-physical simulation operation training system of the present invention;

[0022] Figure 4 A ventilation and air conditioning virtual scene diagram in a ventilation and air conditioning system semi-physical simulation operation training system of the present invention;

[0023] Figure 5 This is a software unit relationship diagram of a ventilation and air conditioning semi-physical simulation operation training system in a ventilation and air conditioning system semi-physical simulation operation training system of the present invention. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is an explanation of an embodiment of the present invention based on the overall structure of the present invention.

[0026] Since the ventilation and air-conditioning system is vital to maintaining the physical and mental health, production and living order of people in the building. In order to solve the adverse effects of the ventilation and air-conditioning system's large spatial span, complex pipeline structure, multiple types of equipment, multiple operating steps, and large potential safety hazards of misoperation on the system on the pre-job training of ventilation and air-conditioning system operators, as well as the slow generation of ventilation and air-conditioning system operator fault ability. The purpose of the present invention is to provide a safe, intuitive, economical, and time-space-free semi-physical simulation teaching and training system for newly employed ventilation and air-conditioning system operators, so that they can quickly understand and master the topological structure, working principle and operating steps of the ventilation and air-conditioning system and accelerate the generation of troubleshooting capabilities.

[0027] In an embodiment of the present invention, a semi-physical simulation operation training system for a ventilation and air conditioning system is provided. Figure 1 As shown, it includes a training system, which is used for the construction of the virtual simulation system, the simulation training and guidance system and the data processing system under it. The overall composition of the training system includes three parts: a ventilation and air-conditioning control cabinet (including a fault setting unit), ventilation and air-conditioning virtual equipment and scenes, and a ventilation and air-conditioning virtual display screen; a training module, which is used for simulation training of the training system; and an operating architecture, which is used for the training system to access the operating equipment for observation and use.

[0028] As a further solution of the present invention: Figure 3 As shown, a semi-physical simulation operation training system for a ventilation and air-conditioning system, the software of the training system consists of three modules: virtual simulation, simulation training guidance and data processing. Specifically, the virtual simulation system is provided with a three-dimensional virtual scene module of a protective ventilation system, a three-dimensional virtual scene module of an air conditioning system, a three-dimensional virtual scene module of an equipment cooling system and a three-dimensional virtual scene module of an accident smoke exhaust system through a training module, the simulation training guidance and adjustment system is provided with a simulation training subject management module, a simulation training real-time guidance and adjustment module and a simulation training record management module through a training module, and the data processing system is provided with a data access module, a data retention module and a data push module through a training module;

[0029] Other embodiments of the present invention: Figure 4As shown in the figure, the virtual simulation module relies on 3D simulation modeling software to restore the real ventilation and air-conditioning scene in proportion, including: main equipment layout, system connection form, equipment connection relationship, pipeline connection method, etc. Based on scene roaming, system equipment principle cognition, data monitoring and other functions, it helps users master the operation mechanism and dynamic adjustment method of the ventilation and air-conditioning system. Among them, the virtual protection ventilation system scene realizes the basic knowledge cognition of the operation principle and equipment structure of the ventilation and air-conditioning system through panoramic roaming, and can set virtual faults to learn and train the analysis and treatment of ventilation and air-conditioning system faults. The main elements include normal air inlet ducts, wartime gas filter air inlet ducts, manual electric sealing valves, dust filters, gas filters, supply (return) fans, air supply ducts and air volume control valves, oxygen regeneration protection facilities, etc. The virtual air conditioning system scene mainly realizes the standardized operation of switching between different modes of the ventilation and air-conditioning system, and understands the precautions for use in different modes. The main elements include ventilation chambers, ventilation rooms, ventilation ducts, fans, air valves, dehumidifiers and static pressure boxes. The virtual equipment cooling system scenario mainly realizes the simulation and learning training of the startup operation of the dehumidifier cooling water supply system, and guides users to master the standardized operation steps. The main elements include dehumidifiers, cooling water reservoirs, pump rooms, equipment cooling water pipelines, cooling water supply pumps, water valves, etc. The virtual accident smoke exhaust system scenario mainly realizes the exhaust fan negative pressure ventilation process, and guides users to master the correct emergency disposal operation steps when the accident alarm occurs. The main elements include smoke exhaust fans, air valves, etc.

[0030] As a further solution of the present invention: a semi-physical simulation operation training system for ventilation and air-conditioning systems, the simulation training subject management in the module guidance module is the control center of the software, realizing the centralized management function of various simulation training subjects of ventilation and air-conditioning majors, and the subjects are divided into fault judgment and troubleshooting subjects, system equipment recognition subjects and system equipment operation subjects according to their contents, which can support system administrators to expand subjects according to training needs. Based on this, it can be processed by an AI processing system, which is independent of the training system, training module and operation architecture setting, and includes an intelligent judgment module, an operation identification module and an emergency processing module. The AI ​​processing system records and identifies the simulated operation of trainees or administrators through the operation identification module, and the AI ​​processing system judges the correctness of the trainees' operations through the intelligent judgment module. The AI ​​processing system handles the software and hardware failures of the training system through the emergency processing module.

[0031] The operation identification module includes an operation identification library and a big data interconnection unit. The operation identification module identifies the training simulation process of the administrator or the trainee through the operation identification library and records it. The operation identification library also separately collects the simulation questions commented and marked by the administrator. The operation identification library is interconnected with the external simulation training system through the big data interconnection unit, records the simulation steps and results of the external simulation training system, and integrates with the training system.

[0032] The intelligent judgment module includes a convolution algorithm and a value judgment unit. The convolution algorithm includes one or more of a CNN convolutional neural network, an RNN recursive neural network or an Attention self-attention mechanism. The convolution algorithm uses external input data as a convolution unit and internal own data as a pooling layer to perform neural network learning and simulation, and outputs training questions of appropriate difficulty.

[0033] As a further solution of the present invention: a semi-physical simulation operation training system for a ventilation and air-conditioning system, which also includes a ventilation and air-conditioning control cabinet, a ventilation and air-conditioning virtual display screen, and ventilation and air-conditioning virtual equipment and scenes. The ventilation and air-conditioning control cabinet, the ventilation and air-conditioning virtual display screen, and the ventilation and air-conditioning virtual equipment and scenes are all installed in the training system for use.

[0034] As a further solution of the present invention: Figure 2 As shown, a semi-physical simulation operation training system for a ventilation and air conditioning system also includes a ventilation and air conditioning control cabinet, which includes a PLC controller, a ventilation control unit, a touch screen, a fault setting box and a fault troubleshooting unit. Specifically, the hardware of the training system consists of five parts, namely, a ventilation control unit, a fault setting box, a touch screen (hand-operated screen), a PLC controller, and a fault troubleshooting unit. Among them, the PLC controller, the ventilation control unit, and the touch screen (hand-operated screen) are consistent with the actual equipment. The fault setting box is embedded on the operation panel, and a fault setting switch is designed inside. The administrator uses a key to open the fault setting box to set the fault. The trainee can open the operation panel of the fault troubleshooting unit, operate the equipment to start / stop in the control area, observe the indicator light and contactor status, check the fault through the instrument, connect the cable to the terminal, and troubleshoot.

[0035] As a further solution of the present invention: Figure 5 As shown, a semi-physical simulation operation training system for ventilation and air conditioning system also includes a device gateway, which is used for data transmission by the virtual simulation system, the simulation training and adjustment system and the data processing system, and the big data interconnection unit is connected to the external Internet data through the device gateway. Specifically, the data access module of the data processing unit receives the real-time monitoring data of the ventilation and air conditioning professional virtual simulation components and the simulation training and adjustment components through the dedicated interface of the device access gateway, including the equipment operation status data such as the fan operation status and the dehumidifier operation status, and the real-time parameters of ventilation and air conditioning such as temperature and humidity, carbon dioxide concentration, and wind speed. The data retention module is used to maintain the virtual simulation data required for the functions such as equipment monitoring simulation and adjustment. The data sources include the real-time monitoring data of the ventilation and air conditioning control cabinet accessed through the device access gateway and the monitoring point data of the virtual equipment simulated and generated by this module.

[0036] The working principle of the present invention is: since the ventilation and air-conditioning system is vital to maintaining the physical and mental health, production and living order of people in the building, it is to solve the adverse effects of the ventilation and air-conditioning system's large spatial span, complex pipeline structure, multiple types of equipment involved, multiple operating steps, and misoperation on the system's safety hazards on the pre-job training of ventilation and air-conditioning system operators, as well as the slow generation of ventilation and air-conditioning system operator's fault ability. Specifically, the simulation training subject management in the module guidance module is the control center of the software, which realizes the centralized management function of various simulation training subjects of ventilation and air-conditioning majors. The subjects are divided into fault judgment and troubleshooting subjects, system equipment recognition subjects and system equipment operation subjects according to their contents. It can support system administrators to expand subjects according to training needs, and the intelligent judgment module includes a convolution algorithm and a value judgment unit. The convolution algorithm includes one or more of a CNN convolutional neural network, an RNN recursive neural network or an Attention self-attention mechanism. The convolution algorithm uses external input data as a convolution unit and internal own data as a pooling layer to perform neural network learning and simulation, and outputs training questions of appropriate difficulty, so that the questions and training simulation questions can be continuously updated to adapt to changes in the market environment. Therefore, the purpose of the present invention is to provide a safe, intuitive, economical, and time-space-free semi-physical simulation teaching and training system for newly employed ventilation and air-conditioning system operators and users, so that they can quickly understand and master the topological structure, working principle and operation steps of the ventilation and air-conditioning system and accelerate the generation of troubleshooting capabilities.

[0037] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A semi-physical simulation operation training system for ventilation and air conditioning system, characterized in that: Including a training system, which is used for the construction and use of the virtual simulation system, simulation training and guidance system and data processing system under it; A training module, wherein the training module is used for simulation training of the training system; as well as An operating architecture is provided for the training system to access the operating device for observation and use.

2. A semi-physical simulation operation training system for ventilation and air conditioning system according to claim 1, characterized in that: The virtual simulation system is provided with a three-dimensional virtual scene module of a protective ventilation system, a three-dimensional virtual scene module of an air conditioning system, a three-dimensional virtual scene module of an equipment cooling system and a three-dimensional virtual scene module of an accident smoke exhaust system through a training module; the simulation training guidance system is provided with a simulation training subject management module, a simulation training real-time guidance module and a simulation training record management module through a training module; the data processing system is provided with a data access module, a data retention module and a data push module through a training module.

3. A semi-physical simulation operation training system for ventilation and air conditioning system according to claim 2, characterized in that: It also includes an AI processing system, which is independent of the training system, training modules and operating architecture settings. The AI ​​processing system includes an intelligent judgment module, an operation identification module and an emergency processing module. The AI ​​processing system records and identifies the simulated operations of trainees or administrators through the operation identification module, the AI ​​processing system determines the correctness of the trainees' operations through the intelligent judgment module, and the AI ​​processing system handles software and hardware failures of the training system through the emergency processing module.

4. A semi-physical simulation operation training system for ventilation and air conditioning system according to claim 3, characterized in that: The operation identification module includes an operation identification library and a big data interconnection unit. The operation identification module identifies the training simulation process of the administrator or the trainee through the operation identification library and records it. The operation identification library also separately collects the simulation questions commented and marked by the administrator. The operation identification library is interconnected with the external simulation training system through the big data interconnection unit, records the simulation steps and results of the external simulation training system, and integrates with the training system.

5. A semi-physical simulation operation training system for ventilation and air conditioning system according to claim 4, characterized in that: The intelligent judgment module includes a convolution algorithm and a value judgment unit. The convolution algorithm includes one or more of a CNN convolutional neural network, an RNN recursive neural network or an Attention self-attention mechanism. The convolution algorithm uses external input data as a convolution unit and internal own data as a pooling layer to perform neural network learning and simulation, and outputs training questions of appropriate difficulty.

6. A semi-physical simulation operation training system for ventilation and air conditioning system according to claim 5, characterized in that: It also includes a ventilation and air-conditioning control cabinet, a ventilation and air-conditioning virtual display screen, and ventilation and air-conditioning virtual equipment and scenes. The ventilation and air-conditioning control cabinet, the ventilation and air-conditioning virtual display screen, and the ventilation and air-conditioning virtual equipment and scenes are all installed in the training system for use.

7. A semi-physical simulation operation training system for ventilation and air conditioning system according to claim 6, characterized in that: It also includes a ventilation and air-conditioning control cabinet, which includes a PLC controller, a ventilation control unit, a touch screen, a fault setting box and a fault troubleshooting unit.

8. A semi-physical simulation operation training system for ventilation and air conditioning system according to claim 7, characterized in that: It also includes a device gateway, which is used for data transmission by the virtual simulation system, the simulation training and guidance system, and the data processing system.

9. A semi-physical simulation operation training system for ventilation and air conditioning system according to claim 8, characterized in that: The big data interconnection unit is connected to external Internet data through a device gateway.

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