自由射流，是指不受边壁限制的射流。气体由管嘴喷射到一个无限大的空间内，该空间充满了静止的，并与喷入气流物理性质相同的介质，这种射流叫自由射流。
To study further the property of the little round jet,the authors imitate the flow formed by the six different diameter round jet spraying into the air and forming the gas-liquid two phase free jet flow.
为了深入研究小流量圆射流流场的特性,利用FLUENT系列软件对六种不同出口直径的圆射流喷射到空气中所形成的气液二相非淹没自由射流的流场进行了模拟分析。
参考来源 - 基于FLUENT的小流量射流流场中的可视化研究A 3D inlet with moving entrance door was tested in free-jet experiment and the result revealed that the moving entrance door could effectively improve the starting ability.
通过自由射流试验研究了入口开启机构对进气道启动性能的影响,并分析了进气道在入口封闭、不启动和启动三个状态下整个飞行器的力学特性。
参考来源 - 高超声速进气道启动问题研究·2,447,543篇论文数据，部分数据来源于NoteExpress
根据喷砂工作原理和喷枪结构特征建立了引射段的自由射流模型。
Based on sandblast working principle and structure characters of blast gun, free jet model was developed in eject sect.
根据喷砂工作原理和喷枪结构特征建立了引射段的自由射流模型。
Based on sandblast working principle and structural characters of blast gun, free jet model was developed in eject sect.
喷嘴自由射流的流态分为收缩段、密实段、掺混段和分散段四部分。
The free spray stream state of the efflux nozzle is divided into four sections -contract, dense, mixing and dispersion section.
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