We made the flow visualization experiment for flow over bluff body or dual bluff body to study the characteristics of vortex shedding.
采用烟雾成像的可视化方法，对单、双三角柱型钝体的旋涡脱落特性进行了实验研究。
The dynamics characteristics of dual bluff body vortex and the best structure of dual bluff body vortex improving fluid oscillation are studied.
研究了双钝体旋涡脱离的流体动力学特性以及利用双钝体增强流体振动的最佳组合结构。
At the same time, the experimental results show that the method of the isolate elasticity has little effect on the anti-jamming performance of the dual bluff body vortex flowmeter.
运用正交实验法研究了不同双钝体组合对斯特劳哈尔数影响，得出通过选择适当的钝体及钝体组合，通过试验可以设计出满足要求的涡街流量计的结论。
Therefor, using the dual bluff body configuration and the differential sensing technique, a novel prototype of vortex flowmeter with excellent noise immunity and improved sensibility was developed.
采用双钝体组合结构和差动传感技术，能够研制出抗干扰性能良好和高灵敏度的新型涡街流量计。
Therefor, using the dual bluff body configuration and the differential sensing technique, a novel prototype of vortex flowmeter with excellent noise immunity and improved sensibility was developed.
采用双钝体组合结构和差动传感技术，能够研制出抗干扰性能良好和高灵敏度的新型涡街流量计。
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