潜望镜水流力的数值计算
首发时间:2008-09-26
摘要:本文运用FLUENT流体仿真软件对改造前后的潜望镜在不同的航速下所受的水流力的大小进行了计算,将计算所得到水流力转化为潜望镜根部的应变与我们实测的应变数据进行了对比,发现计算的结果和实测的结果比较吻合;从计算和实测的应变数据上发现在10节潜越时潜望镜的横向应变很大,经过分析得出在这个航速下潜望镜发生了涡激振动。
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Current Force Calculation Of Periscope
Abstract:In the article,we calculate the fluid force of periscope under the difference speed of current. We converted the fluid force into the strain of periscope roots and compared with measured strain. We found the calculated result close to measured result. From the measured and calculated strain date we found the horizontal larger strain when the rate reach 10. After analysis this is the vortex-induced vibration.
Keywords: Periscope Fluid force FLUENT Vortex-induced
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No.2440631966312224****
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