| 1. | Submerged hydraulic jump 潜水的水力学跳跃 |
| 2. | The correction factor of the pressure of cross section before a hydraulic jump in stilling basins under nappe flow of stepped spillways 跌落水流时台阶式溢洪道消力池跃前断面压力修正系数 |
| 3. | Shock waves and hydraulic jumps . description and various physical set ups where they occur : traffic flow , shallow water . what is a wave 激波和水跃。描述和相关各种物理现象的提出及产生环境:交通流量,浅水流动。什么是波? |
| 4. | Notice the hydraulic jump that forms , and see how it changes as you vary the jet velocity , flux , and dish depth ( horizontal dish ) 注意水跃的形成,当你改变喷射的速度,流量以及盘的深度(水平的盘)的时候,看看它是怎么变化的。 |
| 5. | Uning the experimental data , the dec r eased percentages of conjugate depth , length of hydraulic jump or unit width hydr a ulic jump volume with the increased dissipated energy facilities are calculated 并通过模型试验验证了消能的理论分析,计算了新增设施的消能量、跃后水深、水跃长度或单宽水跃容积减少的百分数。 |
| 6. | It is concl uded that dental baffle - pier can increase energy dissipation rate of stilling b a sin and decrease engineering cost . the obvious economic benefits and the expected effect of additional momentum hydraulic jump theory are achieved 结果表明:采用齿墩设施,可增进消力池的消能作用,并取得显著的经济效益,达到了附加动量水跃理论所预期的效果。 |
| 7. | The results show that it is the numerical method of high analyzable degree for the hybrid tvd scheme combinated with fvm , and the scheme is not only sufficiently accurate and nonoscillatory , but also capable of treating automatically hydraulic jump 算例验证表明:应用组合型tvd ? muscl格式配合有限体积法是一种高解析度的数值方法,且tvd ? muscl格式对于自动捕捉激波和抑制间断附近的数值解波动十分有效,它对间断具有高分辨率。 |
| 8. | However , because of the particularity that is hydraulic jump , before jumping , when water ' s froude number is less than four point five , the damping ratio is so low that energy dissipator ' s lower river produce serious flushing , so much so that it may threaten energy dissipation structure ' s safty 然而,因为水跃本身又具有其特殊性,在跃前水流佛汝德数( froudenumber )小于4 . 5时,消能率很低,致使消能工下游产生严重的冲刷,甚至危及消能建筑物本身的安全。 |
| 9. | Using the model experiment data , the authors calculate the decreased percentage of water jump length , unit width hydraulic jump volume and the water depth downstream of the jump ; and also calculate the energy dissipation rate of dentoid baffle , it is concluded that the device of dentoid baffle can increase the energy dissipation rate of hydraulic jump theory and decrease the engineering cost 计算了新增齿墩设施的消能量,同时计算了新增齿墩设施的跃后水深、水跃长度和单宽水跃容积减少的百分数。结果表明,采用齿墩设施,可增进消能作用,并取得显著的经济效益,达到附加射流水跃理论所预期的效果。 |
| 10. | The economic benefits of new additional energy dissipation facilities are estimated in terms of the decreased percentage of the sequent depth of hydraulic jump and length of jump , or the capacity of hydraulic jump under the unit width . the additional flow hydraulic jump theory has been demonstrated by model tests 文中用新增齿墩设施的跃后水深、水跃长度和单宽水跃容积减少的百分数,估计新增设施的经济效益,并通过模型试验验证了附加射流水跃消能的理论分析。 |