核电站三维动态仿真系统

为提高核电站仿真培训系统的真实感,设计了基于虚拟现实技术的核电站三维动态仿真系统。系统采用三维建模技术构建核电站的主要厂房和设备,通过三维场景交互技术实现对核电站虚拟场景的自主和固定路径漫游,采用三维动画技术对设备拆装、冷却系统和堆芯工作原理进行模拟。提出了基于参数关联的时序动画生成方法,用以实现设备的虚拟拆装;利用纹理法实现了冷却系统中的水流效果;提出了模型叠加法,用以表现反应堆内部的反应速率。利用该系统,受培训人员能够在核电站虚拟场景中直观了解核电站的构造和工作原理,从而增强了培训的效果。

3-D Dynamic Simulation System of Nuclear Power Plants

To improve the sense of reality for the nuclear power station simulation training system,a 3-D dynamic simulation system based on virtual reality technology is designed.The main powerhouses and equipments of nuclear power plants are modeled by means of 3-D modeling technology.Roaming in nuclear power station virtual scene is realized by 3-D interaction technology.Equipments dismounting,cooling system and working principles of the reactor core are simulated using 3-D animation technology.A sequence animation generating method based on parameter-correlation is proposed to realize virtual equipments dismounting.The effectiveness of running water in the cooling system is simulated by means of the texture method.A model-superposition method is proposed to simulate the reaction rate within the reactor.Through this system,trainees can grasp the structure and working principles of the nuclear power station in a visual mode,thus improving the training effects.