负浮力

俯冲带的负浮力及其影响因素

The negative buoyancy of the subduction zone and its affecting factors

亚稳态橄榄石对俯冲带负浮力的影响及其动力学意义

The influences of metastable olivine on the negative buoyancy of subduction zones and Their Geodynamic Significance

采用RNG紊流模型计算静止环境中圆形负浮力射流

Simulation on the negatively buoyant jet in static ambient by RNG turbulence model

静止环境中平面负浮力排放近区特性的数值研究

Numerical study on the near-field behavior of plane negative buoyant jets under static environment

本文研究了静止环境和流动环境中的负浮力射流的特性。

The characteristics of negatively buoyant jets in static and flowing environment have been investigated in this paper .

本文对流动环境中的平面热水负浮力射流进行了试验研究。

In this paper , hot water negatively buoyant plane jets in flowing environment are studied by experiment .

在h<400km和h>740km的深度范围，低温高密俯冲带的负浮力随深度单调增加。

The values of the negative buoyancy increase with the depth for h < 400km and h > 740km .

对于平面负浮力射流，分别分析了最大入侵高度、断面上的流速、密度（或温度）和湍动能变化以及典型断面上的湍动能和动量平衡。

The maximum penetration , velocity and density ( or temperature ) and turbulent kinetic energy on the section , balance of turbulent kinetic energy and momentum are analyzed .

对于只靠剩余浮力（含负浮力）作用的潜水器垂直面内下潜、上浮运动，将会出现攻角琢在±120°内变化。

For a submersible whose descent / ascent motion in the vertical plane depends only on its residual buoyance ( including negative buoyancy ), the attack angle may change from - 120 ° to 120 ° .

对在波浪气象条件下，航行在水面的潜水器，如果不增加负浮力，就无法下潜，以及在潜望镜深度时有空吸现象，潜水器有浮出水面的倾向，进行了理论解释。

The theoretical explanations are given that on condition of wave weather the submersible sailing on the surface is unabee to dive unless a negative bouyancy is added , and that at the periscope depth there will be suction effects and the submersible tends to be surfaced .