喷气织机主喷嘴气流三维数值模拟与分析-现代电子技术 关键词:喷气织机; 主喷嘴; 数值模拟; 流场 [gap=1287]Keywords: air-jet loom; main nozzle; numerical simulation; flow field
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The principle of hydrokinetics is used to establish the numerical model of flow field in weft insertion flow of main nozzle of air jet looms in chapter 2.3.
2.在第二章,运用流体动力学原理建立喷气织机主喷嘴气流引纬流场的数值模型。
参考来源 - 喷气织机主喷嘴气流引纬三维数值模拟分析·2,447,543篇论文数据，部分数据来源于NoteExpress
喷头主、副喷嘴的平均湍动能随入口压力增大而增大，不受主喷嘴直径变化的影响。
The average velocity magnitude of the range nozzle increased with the increasing of inlet pressure but spreader nozzle would not.
本文分析了储纬器、主喷嘴、接力喷嘴、异形筘、阀门等引纬元件对流场设计的影响；
By the analysis of the influence of weft insertion elements such as prewinder, main nozzle, relaynozzle, profile reed, valve, etc.
针对弹力竹节织物织造过程中的技术难点，提出了增加纱线捻度、合理上浆工艺、减小喷气压力、增大主喷嘴和止纱销的角度等技术措施。
This paper puts forward such methods as increasing yarn twist, optimizing sizing technology, reducing whiff pressure, and enlarging the chief jet nozzle and the angle of yarn stop pin, etc.
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