vorticity
1. ISENTROPIC POTENTIAL VORTICITY ANALYSIS AND COLD AIR ACTIVITY DURING THE PERIOD OF EXCESSIVELY HEAVY RAIN OVER CHANGJIANG-HUAIHE RIVER BASIN IN 1991
1991年江淮特大暴雨的位涡分析与冷空气活动
2. Course Description. Fundamental Theorem of Kinematics - Convection, Vorticity, Strain.
1课程叙述,动力学基本理论-对流,涡旋量,应变。
3. Viscosity. Newtonian Fluids. Vorticity and Circulation. [W] 23-29, 59-69, 89-91
4黏滞性,牛顿流体,涡旋量,和环流量。
4. 850HPa 72-hr Upper Air Forecast Weather Map - Vorticity Streamline
72小时850百帕斯卡高空预测天气图-涡度及流线
5. Application of V-EPC(Vacuum Expendable Pattern Casting) Process to Vorticity Compressor Parts
V-EPC法在涡旋压缩机毛坯件生产上的应用研究
6. Isentropic Potential Vorticity Analysis of a Regional Heavy Snowfall
一次区域暴雪过程中的等熵位涡分析
7. Study of the Vorticity and Moisture Budget of a Northeast Vortex Producing Heavy Rainfall
一次引发暴雨的东北低涡的涡度和水汽收支分析
8. Analysis on moisture potential vorticity in an extraordinary storm in Jianghuai area
一次江淮地区特大暴雨的三维湿位涡分析
9. Development of An Explosive Cyclone and Its Relationship with Moist Potential Vorticity
一次爆发性气旋的发展与湿位涡关系的研究
10. The measurement of kinematic vorticity number and its structural significance in general shear zone
一般剪切带中运动学涡度的确定和构造意义
11. Numerical experiments of three landfall tropical cyclons and analysis of moist potential vorticity during their heavy rain processes
三个登陆浙江热带气旋数值试验及暴雨过程的湿位涡分析
12. The upper and lower vorticity bands approach each other and extend downstream, while the inceptive position of the lower one moves downstream.
上下涡带逐渐靠拢,并向后延伸、拉直,同时下涡带的起始位置向后推移。
13. The results show that vorticity advection, thermal advection and latent heat release made great contribution to the development of the depression.
中低层的温度平流、降水凝结释放潜热维持上升运动,是低压进一步发展的有利条件。
14. Keywords Chinese sturgeon;habitat;kenitic energy gradient;vorticity;WUA;
中华鲟;栖息地;动能梯度;涡量;有效栖息地面积;
15. MESO-scale vorticity
中尺度低涡
16. A couple of positive vorticity centers and a couple of convergence centers appear in the mesoscale cyclone,and their locations are consistent withthe observation.
中尺度气旋内存在明显的与雨区位置相对应的双涡度中心与双辐合中心,其位置与观测资料的诊断分析结果较一致。
17. As a result of actuating device, the centerline velocity distribution shows that the amplitude decreases gradually, which represents the radical characteristic of vorticity development.
中心线速度的降幅起伏变化分布是由激励器的激振变化引起的,体现了涡量产生、发展变化的基本特征;
18. For overcoming the shortcomings of conventional methods for vorticity measurement,a new direct measurement of vorticity(DMV) method extracting vorticity from particle images was proposed.
为克服传统涡量测量方法的缺点,提出了从代表流体运动的粒子图像中直接测量涡量(DMV)的方法。
19. The wet potential vorticity and helicity are diagnosed and analyzed.
主要对湿位涡和螺旋度进行了诊断、分析。
20. Helmholtz vorticity equation
亥姆霍兹涡量方程
21. Velocity vectors and vorticity in vortex wave flow field are measured quantitatively and analyzed synthetically based on the numerical simulation and experiments.
从实验和模拟计算两个方面,对涡旋波流场的速度矢量图和涡量进行了定量测试和综合分析,并对涡旋波流动与其特征影响参数之间的关系进行了研究。
22. Derived the shallow water potential vorticity equation from the shallow water momentum and continuity equations.
从浅水波动量方程和连续性方程出发推导浅水波位涡方程。
23. Constant Potential Vorticity Hydraulically Controlled Flow-Complexities from Passage Shape
从航道形状看水力控制流组成不变位势涡度
24. Relationship between Potential Vorticity Tendency and Tropical Cyclone Motion
位势涡度趋势与热带气旋运动间的关系
25. absolute potential vorticity
位势涡量
26. Potential Vorticity Disturbance and Cyclone Development
位涡扰动与气旋的发展
27. Application of Potential Vorticity Diagnosis in Forecasting Strong Rain and Hail Storms over Loess Plateau
位涡诊断在黄土高原强对流风暴预报中的应用
28. The intensification of the positive vorticity and divergence at the low levels induced the formation of the meso-scale vortex and the center of torrential rainfall.
低层正涡度和辐合作用的加强,导致中尺度低涡的形成和暴雨中心的产生。
29. HE Boshu, Diao Yongfa, XU Jingyuan, CHEN Changhe,Vorticity measurements in complex 3-D flow in tangentially-fired furnaces,Flow Measurement and Instrumentation, 13(2002), 173-181.
何伯述,刁永发,许晋源,陈昌和,切向炉内炉膛及燃烧器区涡量分布的实验研究。
30. A cold-air cyclogenesis study using a potential vorticity inversion method
使用一种位涡反演方法研究冷空气气旋的生成
31. Mechanisms of midlatitude cross-tropopause transport using a potential vorticity budget approach
使用位涡收支方法的中纬度横过对流顶层输送的机制
32. Manually adjusting a numerical weather analysis in terms of potential vorticity using three-dimensional variational data-assimilation
依据三维变分资料同化的位涡度人工调整数值天气分析
33. slantwise vorticity development
倾斜涡度发展
34. Derived the thermal wind relationship from the vorticity equation assuming small Rossby number and no viscosity (but allowing for baroclinicity).
假设小罗丝贝数,无粘性(但允许斜压性),从涡度方程推导热成风关系。
35. ANOTHER EXPRESSION OF THE COMPLETE FORM OF VERTICAL VORTICITY TENDENCY EQUATION
全型垂直涡度倾向方程的另一导出形式
36. vertical vorticity equation
全型垂直涡度方程
37. COMPARISON BETWEEN THE COMPLETE-FORM VORTICITY EQUATION AND THE TRADI-TIONAL VORTICITY EQUATION
全型涡度方程和经典涡度方程比较
38. THE PRINCIPLE AND APPLICATION OF A SIX-SENSOR HOT-WIRE PROBE FOR VORTICITY MEASUREMENT
六线涡量探针的测量原理与应用
39. Keywords Strain analysis;Asymmetric fishhead-shaped boudinage;Kinematic vorticity;Tieshan in SE Hubei;
关键词应变分析;不对称鱼嘴状石香肠构造;运动学涡度;鄂东南铁山;
40. THE DEVELOPMENT OF SLANTWISE VORTICITY NEAR A WEAKENED TROPICAL CYCLONE
减弱热带气旋附近的倾斜涡度发展
41. Experimental Investigation of the Vorticity Distribution Behind the Small Partition Panel of a Tangentially Fired Furnace
切向炉内小分隔屏后涡量分布的实验研究
42. The unsteady equations of stream and vorticity functions were used for numerical simulation on the process of the vortex formation and periodic shedding from an impulsively started circular cylinder.
利用非定常流函数涡量方程数值模拟圆柱突然起动尾流涡旋的形成及周期性脱落过程。
43. anticyclonic vorticity
反气旋涡度
44. The horizontal advection of the vorticity is less important than the thermal advection.But the normal advection of the vorticity is impo...
另外,涡度水平平流的作用小于温度水平平流的作用,而涡度平流垂直变化的作用比较重要。
45. Diagnostic analysis of location vorticity of humidity in typhoon "civet durian" storm
台风“榴莲”暴雨的湿位涡诊断分析
46. vorticity in isotropic turbulence
各向同性湍流涡量
47. It is shown that to the north of a heating region, although there is no diabatic heating, there still exists deep negative vorticity forcing due to the horizontal inhomogeneous in the westerly flow.
因而高层热源北部边界附近的西风向南偏转进入加热区,造成加热区北部边界及其以北发生次级辐散;
48. circular vorticity
圆涡
49. At the cloud-cavitation stage, the vorticity bands become more dispersed and behave as many vorticity group.
在云状空化阶段,涡量聚集区由涡带转化为大涡量团的分散分布,而且影响区域明显扩大。
50. Bora-driven potential vorticity banners over the Adriatic
在亚得里亚海的上空布拉风导出的位势涡度
51. Derived the incompressible, barotropic (and baroclinic) vorticity equations by taking the curl of the associated momentum equation.
在动量方程中引入旋度,推导不可压缩、正压(和斜压)涡度方程。
52. Himalayan rainfall and vorticity generation within the Indian summer monsoon
在印度夏季季风里喜玛拉雅降雨和涡度发生
53. A general dispersion relation for internal gravity waves in the atmosphere or ocean, including baroclinicity, vorticity, and rate of strain
在大气或海洋内中重力内波的一般频散关系,包括斜压性、涡度和协变率
54. In this region there exists a vorticity accumulation in the lower half of the troposphere and a sink in the upper troposphere.
在对流层下层有一个涡度的积累,对流层上层有涡度的亏损。
55. Seasonal differences in extratropical potential vorticity variability at tropopause levels
在对流层顶水平的热带以外的潜在涡变化的季节性差别
56. Moreover,the vorticity field was added to the SPH model efficiently,which improved the details of particles' movement.
在粒子渲染过程中,采用了色度场、有向点扩散和颜色锐化技术,由离散的粒子空间分布得到了较为理想的连续火焰图像。
57. In the components of the total vorticity,the vection of the absolute vorticity and the distortion term were the negative contribution,and the others were opposed.
在组成总涡源各项中水平绝对涡度平流项和扭转项是负贡献,垂直涡度平流项和散度项为正贡献;
58. Discussed stability analysis in the context of the fixed depth, barotropic vorticity equations with a time mean zonal flow that varies in the meridional direction.
在经向上变化的时间平均纬向气流中,固定深度正压涡度方程的条件下,讨论不稳定分析。
59. Within this area is a double minimum in pressure with one center collocated with the vorticity maximum and the other about 3 km farther north.
在这一区域内有一对最小气压中心,一个与最大涡度中心相重合,另一个则在更向北3公里左右处。
60. 111. Within this area is a double minimum in pressure with one center collocated with the vorticity maximum and the other about 3 km farther north.
在这一区域内有一对最小气压中心,一个与最大涡度中心相重合,另一个则在更向北3公里左右处。
61. THE TOPOGRAPHIC PARAMETER SENSITIVITY TO VORTICITY PROPAGATION AND TYPHOON TANGENTIAL VELOCITY CHANGES
地形对涡量传播和台风切向风速变化的参数敏感性
62. uniform vorticity
均匀旋度
63. The vertical vorticity transition is not favorable to the strengthening of plateau vortex in the middle and low troposphere levels.
垂直涡度输送不利于对流层中低层低涡加强。
64. Bidirectional flow diagnosis to optimize the design of a pump-turbine runner using vorticity dynamics theory
基于涡动力学的可逆转轮双向流动诊断及优化设计
65. Polytropic atmospheres and the scaling of potential vorticity
多元大气和位势涡度的定标
66. CONSERVATION CONDITIONS OF POTENTIAL VORTICITY AND WAVE ENERGY, ACTION AND ENSTROPHY FOR ROSSBY WAVES
大气中的位涡守恒和Rossby波的能量、波作用与拟能守恒
67. The influence of different Reynolds number on flow field and vorticity field is analyzed quantificationally.The formation of vortex in flume, and the influence factors are described.
定量分析不同雷诺数对速度场和涡量场的影响,描述水槽内涡旋的形成及其影响因子。
68. In the mid-troposphere, the vertical transportation term is positive and the tilting term is negative.The tendency of vorticity is the net result of their counteraction.
对流层中层铅直输送项的贡献为正,扭转项为负贡献,涡度变化的总趋势是它们相互作用的净结果。
69. Multiple-Doppler Radar Observations of the Evolution of Vorticity Extrema in a Convective Boundary Layer
对流边界层中涡度极值演变的多重多普勒雷达观测
70. The vorticity equation was first established and the characteristics of vortex motion in two-dimensional shallow-water flows was analyzed, and then discrete vortex method (DVM) was briefly described.
导出了二维浅水流动的涡动方程与速度环量的随体导数表达式,以此为基础,分析了二维浅水流动中旋涡的动力学性质;
71. Experiments on the vorticity distribution behind the small panel
小屏后涡量分布的实验研究
72. Analysis of Moist Potential Vorticity for an Exceptional Spring Rainstorm in Shandong Province
山东春季一次罕见暴雨天气的湿位涡分析
73. An atmospheric balanced model of an axisymmetric vortex with zero potential vorticity
带有零位势涡度轴对称涡旋的大气平衡模式
74. The stability of Rossby wave in the basic flow was studied based on the spherical barotropic vorticity equation.
并用谱函数展开法定义和计算了发展型波包的演变。
75. generalized moist potential vorticity
广义湿位涡
76. The Theory of Generalized Moist Potential Vorticity and its Applicative Study
广义湿位涡理论及其应用研究
77. Using the upper air data for February 1956 some statistical behavior ofthe various eddy transfer term in the time-averaged vorticity equation for atwo-layer model is studied.
应用1956年二月份的高空材料,作者研究了两层模式中各项湍流性涡动输送项的统计性质.
78. Synoptic-scale variables are used to determine the vorticity budget in the heavy precipitation region during the Mei-Yu season.
应用天气尺度运动,讨论梅雨期间暴雨区内的涡度平衡。
79. Moreover, the velocity, vorticity, and temperature of the fluid field are obtained by Particle Tracking velocimtry (PTV) and Particle Image Velocimetry/ Thermometry (PIV/T) quantitatively.
归纳自实验结果,温度效应对于涡漩路径影响为冷涡漩较常温涡漩偏北,而热涡漩较常温涡漩偏南。
80. Sketched profiles of the coriolis parameter and observed mean relative vorticity as a function of latitude, and showed that the necessary condition for barotropic instability exists in the tropics.
描述纬度作用下的寇里奥利参数和观测的平均涡度的分布图,并说明热带正压不稳定的必要条件。