CAJ | 학술논문

目的：研制一种便携式气溶胶喷雾器。方法借助计算机辅助设计（ computer aided design ，CAD）技术构建气溶胶喷雾器三维模型，并用计算流体动力学（ computational fluid dynamics ，CFD）技术对喷头进行仿真分析。结果设计出便携式气溶胶喷雾器产品造型，得到高速气体在不同位置的速度、压力随时间的变化情况，揭示漩涡分布特性，为喷头结构设计提供理论依据，减少了开发费用，缩短了开发周期。结论利用CAD技术为气溶胶喷雾器快速合理设计，结构参数优化提供了一种有效方法，过去主要借助于大量物理模拟实验方法处理的流体力学问题，现在大多数可以通过CFD技术加以仿真分析和解决。
목적：연제일충편휴식기용효분무기。방법차조계산궤보조설계（ computer aided design ，CAD）기술구건기용효분무기삼유모형，병용계산류체동역학（ computational fluid dynamics ，CFD）기술대분두진행방진분석。결과설계출편휴식기용효분무기산품조형，득도고속기체재불동위치적속도、압력수시간적변화정황，게시선와분포특성，위분두결구설계제공이론의거，감소료개발비용，축단료개발주기。결론이용CAD기술위기용효분무기쾌속합리설계，결구삼수우화제공료일충유효방법，과거주요차조우대량물리모의실험방법처리적류체역학문제，현재대다수가이통과CFD기술가이방진분석화해결。
Objective To develop a portable aerosol sprayer .Methods With computer aided design(CAD)technology,a three-dimensional model of the aerosol sprayer was built , and the simulation analysis of nozzles was conducted using the computational fluid dynamics ( CFD) technology .Results A model of portable aerosol sprayers was designed .According to simulation analysis , the speed and pressure of aerosol in different locations were obtained and were proved to change with time, providing a theoretical basis for determination of working parameters and structural design parameters of the aerosol sprayer nozzle so that design efficiency and quality could be improved; time and cost could be reduced .Conclusion Through CAD technology,an effective method for rational design and structure optimization of the aerosol sprayer is esta -bished.Hydromechanic problems that used to be solved with physical analogue experiments can be resolved by means of CFD simulation analysis .