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- propeller fluctuating pressure 螺旋桨脉动压力
- Comparative experiments of seven propeller models behind wake field simulated by dummy model for fluctuating pressure measurement were carried out in cavitation tunnel. 在大型空泡水筒中用假尾模拟伴流场后对7个桨模作了脉动压力测量。
- Characteristics and correlation of fluctuating pressure in instability area were specially analyzed. 重点分析了失稳区底板块动水压力特性及相关特性。
- Study on fluctuating pressure and noise induced by ship propeller 船舶螺旋桨诱导的脉动压力和噪声的研究
- But it also has some asset problems, such as fluctuating pressure in the back of gate, continually swinging, flapping , the flood carrying is complex and so on . 但是此门型仍存在一些值得关注的问题,如闸后空腔脉动负压、闸门运行的频繁摆动、“拍打”、闸门泄流的水力现象复杂等。
- It has good shock-resistant feature besides others, especially suitable for gases, liquids or vapor, under mechanical shock and fluctuating pressure, which neither corrode copper alloys, nor crystallize, nor precipitate. 该压力表除具有一般压力表的性能外、具有良好的耐振性能,特别适用于机械震动和压力有波动的条件下,测量对铜合金不起腐蚀作用,且不结晶,不沉淀的气体、体、气等介质的压力。
- It has good shock-resistant feature besides others,especially suitable for gases,liquids or vapor, under mechanical shock and fluctuating pressure,which neither corrode copper alloys, nor crystallize,nor precipitate. 该压力表除具有一般压力表的性能外、还具有良好的耐振性能,特别适用于机械震动和压力有波动的条件下,测量对铜合金不起腐蚀作用,且不结晶,不沉淀的气体、液体、蒸气等介质的压力。
- On the basis of the observation data totaled 71 measurement points, this paper studies fluctuating pressure properties acting on the side wall in the stilling basin of the Second-channel sluice. 本文根据6组共71个测点的原型观测数据,探讨了作用于葛洲坝二江泄水闸消力池隔墙上的脉动压力特性;提出了估算类似条件下的脉动压力强度的经验公式。
- With bottom protection, the stability and possible destructive zone of bottom and slope of the cushion pool are studied according to time-average pressure, fluctuating pressure and uplift force. 在水垫塘平底板(护底)情况下,根据测试出的时均压力、脉动压力和上举力分布分析了底板及边坡的稳定性,以及可能破坏的范围;
- The trend of the fluctuating pressure coefficient in different position of the cavity is analyzed, and the influence of the sloshing phenomena on the pressure distribution is discussed. 本文分析了模型所受的脉动压力随傅汝德数在不同腔体位置的变化趋势,并讨论了晃荡现象对压力分布的影响。
- Furthermore,it is verified that the peak suctions are highly correlated with the conical vortices by coherence functions of fluctuating pressures. 用频域相干分析法间接地证实了锥形涡的存在,并指出它是造成此类结构角区附近负压显著偏大的主要原因。
- A Practical Method to Predict Fluctuating Pressure Induced by a Propeller Operating in Wake Field and its Validation 预报船后伴流场中空泡螺旋桨诱导之脉动压力的一个实用方法及其验证(英文)
- Can you free the propeller from the weeds? 你能把螺旋桨上的草除掉吗?
- cavitation and fluctuating pressure 空泡与激振力
- A piece of string has twisted round the propeller. 一根绳子缠在螺旋桨上了。
- fluctuating pressure distribution 脉冲压力分布
- The ship's propeller churned the waves to foam. 那条船的推进器把水浪搅动得泡沫四起。
- On the basis of concentric annular fluctUation pressure model, approximate solution of eccentric annular was soluted. 在建立同心环空波动压力的精确模式基础上,求解了偏心环空稳态波动压力的近似解。
- The laws of fluctuation pressure propagation in fissures are studied experimentally in lab. 利用自行设计的专门实验设备,对脉动压力在缝隙中的传播规律进行了实验研究。
- Calculating results show that fluctuation pressure decrease with eccentricity between drill stem and well bore increase. 计算结果表明:随钻柱与井眼间偏心度增大,波动压力减小。 全偏心情况下的波动压力大约只有同心情况下的一半。