hydrodynamic

hydrodynamic

1. In 1952, Bondi solved the hydrodynamic version of the star in a static ambient medium, who showed a certain gravitational capture radius, got Bondi accretion rates.

Bondi(1952年)研究了恒星对静态气体的吸积问题,确定了引力捕获半径和得到了Bondi吸积率。

2. Chen Lijun,Wu Chunde,Zhang Jiexin,et al.Degradation of phenol in water by hydrodynamic cavitation and H2O2[J].Research of Environmental Sciences,2006,19(3):67-70.

[3]陈利军,吴纯德,张捷鑫,等.水力空化强化H2O2氧化降解水中苯酚的研究[J].环境科学研究,2006,19(3):67-70.

3. The soliton generator can be used to demonstrate the processes of formation, development, disappearance and so on of nonpropagating hydrodynamic soliton.

“孤波”发生器可演示非传播流体力学孤子的形成、发展和消失过程等。

4. Generally, SKF Waveseals can be operated at higher circumferential speeds than those obtained from diagram 6 because of the hydrodynamic form of the lip.

一般来说,由于SKF Waveseals具有液体动力型唇环,它可在高于图解6得出的圆周速度下运转。

5. Falling raindrops break up through hydrodynamic effects.

下落雨滴由于流体动力作用而破碎。

6. In contrast to, say, hydrodynamic plain bearings, no lubricant film can form to fully separate the sliding surfaces.

与液压滑动轴承形成对照,球面滑动轴承不能通过形成润滑膜将滑动面完全分离。

7. The result of the calculation shows that the asymmetrical section influences the hydrodynamic coefficients greatly.

且实算表明,剖面非对称性对某些水动力系数的影响较大。

8. In the paper the three-dimensional source distribution method is applied to solve the nonlinear hydrodynamic forces on the trimaran ship advancing in waves.

中文摘要本文利用三维源点分布法,来求解三体船在波浪中前进时的非线性流体动力。

9. This paper concludes four distributive modes of sandstone reservoirs which are controlled under different hydrodynamic intensity conditions.

为此,总结了四种不同的水动力强度控制条件下砂岩储层分布模式。

10. This paper concludes four distributive nodes of sandstone reservoirs which are controlled under different hydrodynamic intensity conditions.

为此,总结了四种不同的水动力强度控制条件下砂岩储层分布模式。

11. This paper introduced principle, process, characteristics and controlling deep slot of spiral groove movable ring of photoetching in the liquid hydrodynamic seal.

主要介绍了流体动力密封螺旋槽动环光刻工艺的特点、原理、工艺过程、工艺流程、槽深控制方法以及应用情况,提出了采用高能束流刻蚀螺旋槽动环的新途径。

12. Two-and three-dimensional hydrodynamic computer codes have been applied to the study of the early phases of the collapse of a gas cloud.

二维和三维流体力学计算机程序,已用于研究气体云的早期坍缩。

13. Application of downhole hydrodynamic propulsors solves the problem of exerting WOB, and are helpful to enhancing penetration rate.

井下液力推进器的应用在一定程度上解决了钻压的施加问题,有利于提高钻进速度。

14. The design, manufacture, experiment and use of YB330 hydrodynamic torque converter equipped in mining car and loader are introduced.

介绍了矿山铲运机和运矿车用YB330型液力变矩器的设计、试制、试验和运用效果。

15. Based on the two-dimension adlittoral non-invariablenes flow control equation of lakes,a hydrodynamic model of lakes was built up.

从二维浅水非恒定流的控制方程出发,建立了一个二维湖泊流体动力学模型。

16. In its hydrodynamic behavior, we can liken the dense phase to a liquid.

从其流体动力学性状来看,可把密相看作近似乎液体。

17. Numerical results of the heave response and the vertical hydrodynamic forces are presented.

从水动力学的角度对强制循环废热锅炉的设计提出建议。

18. With the theory of electromagnetic field and the theory of hydrodynamic, a 2-D mathematics model of internal planar AC-MHD thruster is built.

从电磁场和流体力学的理论出发,建立了交流磁流体推进系统的二维数学模型。

19. His method is called the Hydrodynamic Pressure Process.

他的方法叫做水力压力方法。

20. The typical seasonal(summer and winter) residual circulation in the Bohai Sea is studied with the Osaka Dagaiku Estuary Model(ODEM),3 D baroclinic hydrodynamic model.

以大阪大学海湾模型(ODEM),三维斜压水动力模型研究了渤海夏、冬季节典型余环流结构及其控制因子的影响.

21. Hydrodynamic cavitation as a tool to control macro-, micro-, and nano-properties of inorganic materials.

以液力气蚀作用调控无机材料之宏观、微观及纳米特性。

22. The downhole hydrodynamic propulsor has yet to be improved since it has some limitations in operation.

但在井型的适应范围和小曲率造斜井的施工等方面,推进器的使用还存在一定的局限性,有待进一步完善和发展。

23. As a special hydrodynamic sound generator, ultrasonic siren has applicative effects on viscosity reduction, scale removal on electric pump well.

作为一种特殊的流体动力式声波发生器,超声旋笛在电泵井防垢降粘方面有着显著的使用效果。

24. Being the nonlinear function of attack angle, the hydrodynamic forces acting upon the submersible are determined by a towing tank test.

作用于潜水器上的水动力系攻角的非线性函数,可用拖曳水池试验加以测定。

25. The effects of sediment on the hydrodynamic pressures acting on rigid dams during vertical ground motion were studied By use of an explicit finite element scheme in this paper.

作者应用时域显式有限元模型分析了可压缩库水条件下淤积泥砂对垂直地运动作用时刚性坝面上动压力的影响。

26. On the basis of microtome section theory, we get the hydrodynamic model.

依据切片理论建立了不同浪向下船舶纵向运动的水动力模型。

27. Note that in areas of monoclinal dip the closure of a trap may not be the same as its structural relief. This situation is particularly significant in hydrodynamic traps.

值得注意的是,在只有单斜地层的构造内,圈闭的幅度可能与构造的起伏不一样。这种情况对于水动力圈闭尤其有意义。

28. The fluid considered here are assumed to be irrotational, incompressible and non-viscous and the solutions of the nonlinear hydrodynamic forces are treated in frequency domain.

假设流体为非旋性、不可压缩且为无黏性的理想流体,探讨频率领域中,三体船在规则波中之运动及非线性流体力。

29. Based on the dynamics of six-degree-of-freedom rigid body motion, the model was derived with the consideration of wave force, hydrodynamic force, propeller and rudder force.

其系以六自由度刚体动力学理论为基础,考虑波力、流体动力、螺桨推力及舵力等建立而成。

30. The hydrodynamic parameters consist of gas holdup, liquid velocity and axial dispersion coefficient.Some concentrate work has been done as following:1.

具体包括以下四方面的内容:1.设计并建立起一套气升式内环流生物反应器处理废水的实验装置。

31. Hydrodynamic lubrication characteristics of a journal bearing considering misalignment caused by shaft deformation were analyzed in shaft-bearing system.

分析了轴轴承系统中,当轴受载变形导致轴颈倾斜时,径向滑动轴承的流体动力润滑特性。

32. There are many parallels between Cherenkov radiation and hydrodynamic shocks.

切仑可夫辐射和流体力学冲击之间有许多共同点。

33. Rao H V V L N,Biswas S, et al.Analytical approach to evaluate dynamic coefficients and transient analysis of a hydrodynamic journal bearing.

刘恒.转子轴承系统稳定性分叉问题的研究:[博士学位论文].西安:西安交通大学,1998.

34. Base on the HMO (hydrodynamic model of optics), self-focusing propagation properties are simulated by numerical calculations.The results agree well with the experiment.

利用光流体模型, 计算模拟了激光束的自聚焦传输特性, 得到与实验相一致的结果。

35. Base on the HMO (hydrodynamic model of optics), self-focusing propagation properties are simulated by numerical calculations.

利用光流体模型,计算模拟了激光束的自聚焦传输特性,得到与实验相一致的结果。

36. Electrocatalysis of the CAW modified electrode to the electrochemical reaction of Hydroquinone was investigated by use of potential sweep and hydrodynamic methods.

利用循环伏安法和强制对流法研究碳原子线修饰电极对于对苯二酚电化学反应的催化作用。

37. The CBM accumulation model is used to simulate the hydrodynamic condition of low-rank coalbed methane reservoir.

利用煤层气成藏模拟装置模拟了低煤阶煤层气藏水动力条件。

38. A method is set forth to calculate the hydrodynamic pressure influence matrix of elastic dam using series development and linear superposition theorem in this paper.

利用级数展开和线性叠加原理,本文给出了一种求取弹性坝面动水压力影响系数矩阵的数值算法。

39. In Northern China type coal field,Ordovician Karst fissured aquifer has hydrodynamic relation to the aquifer in coalbearing series by the vertical conductor(VC).

华北型煤田下伏的奥灰岩溶裂隙含水层,通过垂直导水构造与煤系含水层发生水力联系。

40. Predictions are made according to several sea filling plans, and the impact of the hydrodynamic factors such as tidal current, water level, etc.

另外,根据几个填海方案,分别进行了预测计算,从而得到了各方案分别实施时对潮流、水位、流通量等水动力因素带来的影响。

41. Evolution of stars of all masses takes place on a hydrodynamic time scale.

各种质量的恒星的演化,均以流体力学的时间尺度进行。

42. Also, this paper analyzes the hydrodynamic condition in eastern margin of Ord...

同时,对鄂尔多斯盆地东缘水动力条件进行了分析,对比了煤层气藏保存条件的差异。

43. The results showed that the numerical simulation method can be used to describe the hydrodynamic behaviors of internal-circulation bio-fluidized bed reactor and to opti...

同时指出固相颗粒的加入对反应器内液相流速的分布几乎没有影响,固相含率较高的区域在反应器升流区.

44. By using advanced test equipment, the rules of operating manners of headstock gears and the hydrodynamic resistance torque are studied.

启闭机采用无级变速运行时,能较大幅度地降低动水阻力矩峰值;

45. Hartmann hydrodynamic acoustic generator can be used for acoustic treatment and is characterized by low cost, simple construction, durability and convenient power source.

哈特曼流体动力式声波发生器是一种声处理发声器,具有成本低廉、结构简单、坚固耐用以及动力源方便等特点。

46. In order to analyze the flow field in irregular garden ponds under different operation conditions,a mathematical hydrodynamic model was solved using the finite volume method.

园林池塘水面变化极不规则,采用有限体积法对实施人工水力循环的园林池塘水体流动数学模型进行求解。

47. After the initial collapse and hydrodynamic phases, a young stellar object is still embedded deep within its progenitor.

在初始坍缩和流体力学阶段之后,一个年青星体仍然深深嵌在产生它的母体之中。

48. After the initial collapse hydrodynamic phases, a young stellar object is still embedded deep within its progenitor.

在初始坍缩和流体力学阶段之后,一个年青星体仍然深深嵌在产生它的母体之中。

49. In this chapter, we calculate the hydrodynamic interaction between two particles using Brownian dynamic simulation.

在四章,是我们工作的另一部分,用布朗动力学模拟计算了两个束缚胶体粒子的流体力学相互作用。

50. In the scorched manufacture of metallurgical coke,the shifting velocity was usually controlled by adopting low pressure frequency converter either hydrodynamic clutch.

在干熄焦生产中,通常采用低压变频器或液力偶合器来控制调速。

51. By using one-dimensional finite different hydrodynamic code coupled with four spall models,spall in ductile metal has been studied.

在平面一维弹塑性流动有限差分计算程序中加入4种延性金属层裂模型,对平板撞击层裂实验进行数值模拟。

52. Under favourable circumstances hydrodynamic pressure may be generated to oppose the flow due to the applied pressure.

在有利的环境下,可产生流体动压力来阻止由所加压力引起的流动。

53. Under certain conditions, hydrodynamic torque can meet or exceed seating and unseating torques.

在某些条件下,水动力扭矩可能达到或超过阀座和非阀座扭矩。

54. The hydrodynamic cavitation generated through a n orifice plate is used to decompose aqueous solution of KI in this work.

在由孔板产生的水力空化条件下对KI水溶液分解反应进行了实验研究。

55. For the instantaneous hydrodynamic analysis of the cone valve, the complex mathematical formular is simplified with cybernetics.

在瞬态液动力的分析中,用控制论将其复杂的教学公式进行了简化,展示了数学物理方法在液压技术中应用的前景.

56. Finally, we designed and fabricated a three-dimensional hydrodynamic focusing microfluidic device, which is comprised of a two-layer PDMS microchannel structure.

在第三个研究主题中,我们以理论及实验方式探讨流体聚焦现象,包含二维单相流电动及水力聚焦问题、二维两不互溶流体水力聚焦及三维单相流水力聚焦。

57. In both theories, the suspensions are assumed to be dilute, with vanishingly small, negligible hydrodynamic interactions.

在这两个理论中,悬浮液都假定是稀释的,同时流体动力学相互作用小的趋于零可忽略。

58. In metal lubrication two distinct regions are recognized: boundary and hydrodynamic.

在金属的润滑作用中存在两个不同区段:边界和流体区。

59. The hydrodynamic forces were estimated based on the data obtained in the experiment in towing tank.

在阻力及操纵性试验所得数据基础上,估算了其水动力系数。

60. Based on the theory of hydrodynamic lubrication,hydrodynamic action in the free abrasive monocrystalline silicon slicing process using a wiresaw was studied.

基于流体动压理论,研究了单晶硅自由磨料线锯切片过程中的流体动压效应。

61. The alternative updating mode is embedded into hydrodynamic model of looping river computation to realize the united solving of river flow computation and real-time updating.

基于环状河网的求解机制,实时交替校正模式被嵌入扩展到环状河网水动力学模型中,初步实现了环状河网水流计算与实时校正的联解。

62. Based on linear radiation wave theory,the interior and exterior hydrodynamic forces on pier were got by eigenfunction expansion method.

基于线性辐射波浪理论利用特征函数扩展法分别得到了空心墩内部和外部水体作用于桥墩有限节点上的动水力表达。

63. If, with increasing concentration, the interparticle forces are only hydrodynamic in character, then some quantitative information could be drawn from the theories.

如果,随着浓度的增加,颗粒间的作用力只是性质上流体动力的,那么,一些定量的信息可以从这些理论中描绘出来。

64. Its wearless impeller is suspended in the pump housing through a combination of passive magnets and hydrodynamic thrust bearing.

它利用被动式磁轴承和水力轴承的共同作用使无磨损的血泵转子悬浮并旋转起来,产生离心力,推动血液流动。

65. Quantitative study on the relationship between hydrodynamic conditions and sediment resuspension in shallow lakes is still a difficult problem.

定量研究浅水湖泊动力扰动与沉积物再悬浮的关系,目前仍是湖泊研究中的难点之一。

66. In fact, M0 accounts for the additional external sources of friction, together with the "hydrodynamic" component of rolling friction, which also has a load dependent part.

实际上,M0代表额外的外部摩擦来源,再加上滚动摩擦中的“流体动力”成份,而这一成份中也有一部分与负荷相关。

67. The experimental results show that the thickness is the function of hydrodynamic conditions.

实验结果表明,边界流体层厚度是水动力学条件的函数。

68. The flow regime transitions of hydrodynamic cavitation were studied experimentally,which shows that the structure, strength and e...

实验考察了水力空化的演变过程,说明了空化区的结构、强度及作用效果,是开发水力空化强化化工过程的关键。

69. Sample calculations on small systems illustrate the importance of including hydrodynamic interactions in Brownian dynamics simulation.

对一个小的系统的计算已经表明在布朗动力学模拟过程中考虑流体力学相互作用的重要性。

70. The nondimensional differential equations of hydrodynamic characteristics in cylindrical symmetry discharge channel are analyzed.

对圆柱形对称放电通道的液动力特性进行分析,推导出无量纲微分方程。

71. The paper studied hydrodynamic load on static force anti-sliding stability analysis for chute soleplate.

对泄槽底板静力抗滑稳定分析中所涉及到的动水荷载问题进行了研究。

72. The method of hydrodynamic computation for seepage ditches and wells were expanded and updated.

对渗沟、井水力计算方法进行了扩充和完善;

73. Industrial-process control valves. Part 8: noise considerations. Section 2: laboratory measurement of noise generated by hydrodynamic flow through control valves.

工业过程控制阀.第8部分:噪声问题.第2节:通过控制阀的液压流动产生的噪声的实验室测量

74. Analysis of vibration of bottomhole assembly with downhole hydrodynamic propulsor.

带井下液力推进器的钻具组合振动分析。

75. With the sample of longitudinal motion equation, calculating hydrodynamic coefficients by the potential fluid theory is introduced.

并以其纵向运动方程为例,详细介绍了用势流理论求解水动力系数的方法。

76. By using 1D,2D Hydrodynamic model and water quality model on aquatic environment in the upstream,estuary and nearshore due to sluice build in the river estuary is simulated.

应用一维、二维水流、水质模型模拟一个典型河道在建闸前后河道、河口及近岸海域水环境状况。

77. Based on potential flow theory,a numerical method is proposed for predicting the steady and unsteady hydrodynamic performances of puller type podded propulsors.

应用升力面理论涡格法和面元法,建立了拖式吊舱推进器非定常水动力性能的数值计算方法。

78. This paper analyzes the cause for residul oil stagnated in the reservior micro stucture that used the hydrodynamic method then oilfield injection water exploration.

应用水动力学方法分析了油田注水开发时在储层微型构造中形成剩余油的原因。

79. The mathematical model for the bottomhole assembly with downhole hydrodynamic propulsor is established, and the vibration of the assembly is analyzed and the model is solved.

建立了带井下液力推进器钻具组合的数学模型,并进行了振动分析和模型求解。

80. A 2-D ADI model was set up from the depth-averaged hydrodynamic continuity equation and momentum equation and the depth integrated conservation equation of solute transport.

引入环境水力学数学模型,利用二维ADI法进行数值模拟,对伶仃洋水域的潮流运动和污染迁移扩散展开了研究,并成功地进行了验证计算。

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