AUSE-V1搜救飞行模拟器

AUSE-V1搜救飞行模拟器

1、目的和意义

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石油是当今社会非常重要的资源，石化厂和油气管道中大型设备的稳定性非常重要。化工厂的设备设施庞大而复杂，在高温高压条件下工作。它们长期暴露在空气中，遭受风雨，容易因老化、腐蚀等问题而发生严重的泄漏事故。为保证化工厂的正常运行，需要对化工厂和管道设施进行例行检查，及时消除设备和管道的隐患。无人机巡检是利用无人机携带其他辅助设备对化工厂进行巡检的新型巡检技术。可有效补充人工巡检难以或难以通过人工巡检到达的巡检区域。大大提高了巡检效率，保证了安装设备的正常运行。

3、项目开发内容及实施方案

3.1 石化厂三维场景建模

1）化工厂场景倾斜摄影建模

Analyze and use the data of UAV application scene in the real chemical plant, and use the oblique photography technology to perform 3D modeling of the whole plant area to truly restore the full picture of the chemical equipment and layout of the large petrochemical plant. Import the constructed 3D modeling into the 3D engine UE.

3.2 无人机与巡检设备建模

1）飞行平台建模

The platform supports many mainstream UAV models. At the same time, in cooperation with UAV manufacturers and by using the UAV sizes, CAD drawings, and prototype photo method with 3dMax tools provided by them, the platform can conduct real modeling and make equal-scale 3D models for special-purpose UAV such as explosion-proof UAV in chemical plants to realize the details restoration of the UAV.

2）巡检设备建模

Really restore the UAV equipped with mission equipment: infrared thermal imaging camera, telephoto zoom camera, megaphone, explosion test instrument (gas leak test), equipped with mold (mission equipment expansion module). Realize the real restoration of mission equipment details and application methods.

3.3 石化无人机巡检流程及课题发展

1）高层反应装置巡检

The system conducts refined modeling of important high-rise reaction devices, such as simulating faults and defects of high-rise equipment and the corrosion and shedding of building exterior coatings; simulating UAV to patrol key equipment of torch facilities above 80 meters, such as torch high-altitude igniters and permanent light thermocouples. And the system correspondingly sets the faults and defects of related equipment.

2）油气泄漏检测和泄漏定位

Conduct leak detection of important equipment and facilities in the plant area  by simulating visible light day and night and infrared scenes. Restore the leak patrol inspection of UAV daily inspection equipped with a gas detector in the plant area. Under emergency conditions, it is equipped with visible light and infrared equipment to quickly confirm and locate the leak source of devices.

3）电厂电力巡检

Conduct refined modeling of power supply line facilities and parts in the plant area, and develop power supply inspection module in the UAV plant area. The UAV conducts simulated patrol inspections on the overhead power supply lines and equipment in the plant area, and develops corresponding defect modules. Train the ability of fast recognition and handling of operators to ensure the safety of power usage in the plant area.

4） 基本飞行技能训练

Design basic flight skills training for UAV such as take off, landing, hovering, figure eight flight and four-sided flight route according to relevant forensics and flight operation requirements of key skill points for flight operations to exercise basic flight skills of operators. 

3.4 环境影响因子研究与突发情况应对开发

Research and develop the impact of unexpected accidents such as electromagnetic interference, meteorological change, and sudden change in wind direction between high-rise buildings in the chemical plant area on UAV and the response strategies and skills of operators. Add the influencing factors (icing, cloudy, sunny, temperature, wind, cloud, rain, snow, fog, GPS failure, collision, etc.) to the patrol inspection scene. Train the response ability of operators in emergency. Study the procedures and elements of chemical plant patrol inspection. Formulate a quality evaluation plan of simulating operation shooting data. So that the staff can master the UAV patrol inspection skills in the training, and comprehensively train the operators from the three aspects of patrol inspection business logic, safety awareness and operation skills to allow them to improve the accident handling ability and business level through practice and ensure the stable and safe operation of chemical plants.
 

3.5 关键技术

1）基于Airsim+pixhawk的无人机飞行特性实时仿真

In view of the complex environment characteristics during the flight of real UAV patrol inspection, study the flight characteristics of different types of common UAV under different environmental conditions and the effects of these factors on the flight characteristics and handling of the UAV. Use Pixhawk+Airsim to realize the simulation of aircraft characteristics. Build an aircraft driving environment in a real scene based on Microsoft AirSim to provide a realistic environment and simulate the power and sensing of the UAV and give users the most realistic operating experience.

2）高精度3D场景建模

Use data from real chemical plant patrol inspection scenes to construct 3D models of UAV, equipment modules, scenes, chemical equipment and pipelines in the simulation system, and perform refined modeling based on the drawing data, and import the constructed 3D modules into the 3D engine UE. The three-dimensional scene has the friendly visual interface, complete model base effects, clear model details, high-quality particles and realistic effects.

3）VR与仿真的互动融合

Develop head-mounted devices as the main input tool to enable learners to be completely surrounded by virtual scenes and synchronize real-time spatial positioning. It no longer uses traditional input methods such as button handles and consoles, and integrates real UAV handles and flight control to achieve the same operation mode as the actual UAV operation.

4）自然影响因素模拟

Study the impact of complex factors (icing, cloudy, sunny, temperature, wind, cloud, rain, snow, fog, GPS failure, collision, etc.) on the performance and handling of UAV. In view of the complex terrain and environment characteristics of chemical plants, study the flight characteristics of different types of common UAV in  chemical plant reaction devices and complex terrain environment conditions between high-rise buildings and the effects of these unfavorable factors on the flight characteristics and handling of the UAV. Integrate these factors into the simulation system to restore the UAV line patrol operation in the real and complex environment, and train the response ability of operators in emergency.