The idea is to oscillate the turbocharger's variable geometry and synchronise it with the engine exhaust to get better energy recovery from the pulsating exhaust flow.
这个创意是通过调节涡流增压器的结构来使它与引擎尾气排放同步,从而达到更好的能量回收效果。
The paper introduced a virtual wandering system of mine with hybrid modeling technology based on geometry and image, and gave the design idea, developing flow and main function modules of the system.
文章介绍了一种采用几何与图象混合建模技术构建的矿井虚拟漫游系统,并给出了该系统的设计思想、开发流程及主要功能模块。
Si milarities in geometry, flow motion and sediment transport are considered in model design.
模型设计考虑了几何相似,水流运动相似和泥沙运动相似。
For a given channel geometry slope and roughness and a specified value of discharge a unique value of depth occurs in steady uniform flow.
对于给定的河道几何形状、坡度、粗糙度以及规定排水量,均匀稳流中出现唯一深度值。
Conventional flow mathematical models of coalbed methane are all based on Euclidean geometry.
传统的煤层气渗流数学模型均是建立在欧几里德几何基础上的。
The velocity field resulting from vortex flow is studied. The vector field distribution and geometry topology characteristic are discussed by means of numerical simulations.
研究了由涡度诱导出的速度场,采用数值模拟方法,讨论了矢量场的分布和几何拓扑性质。
To achieve similarity in ice accretion, it is necessary for the scale test to simulate the geometry, the flow field, the drop trajectories, the total water catch and the heat transfer.
从结冰过程的基本方程出发,并要求在缩比相似准则中满足几何尺寸、流场、水滴运动及撞击特性、结冰过程的热力学特性等相似,推导出一种适合结冰试验的相似准则。
According to the fractal geometry theory and the non-compressed viscous fluid laminar flow theory, the leakage model of metallic gasket based on fractal parameter was established.
依据分形几何理论,结合不可压缩粘性流体层流流动理论,建立基于分形参数的金属垫片泄漏模型,该模型揭示了泄漏率与密封表面形貌之间的关系。
The geometry shapes and arrangements of the nozzle are the key factors to determine that the bottom?hole flow field is reasonable or not.
而喷嘴几何形状、喷嘴布置方式是决定井底漫流场是否合理的关键因素。
This paper presents a method for thermodynamic calculation of the axial flow turbocharger turbine with variable geometry nozzle.
本文提出具有可变几何喷嘴的增压器轴流涡轮热力计算方法。 引入三个脉冲系数将脉冲涡轮按等压涡轮计算。
The geometry of the new wing is softly curving in order to allow flow of space and light.
几何形状的翼轻轻地弯曲以获得流动的空间与光。
Introduced the test system of ZQM 41 model test medium speed coal grinder which based on the geometry and flow similarity principle.
介绍了根据几何和流动相似原理建立起的ZQM 41型试验中速磨煤机的试验系统。
The hydraulic cartridge cone valve is chosen for the study of possibility to explore its effects of geometry parameters and boundary condition on flow field and cavitation of cone valve.
以插装型液压锥阀为研究对象,研究了几何结构参数及边界条件对锥阀流场及气穴现象的影响。
It is proved that this algorithm can be effectively used to simulate fluid flow and heat transfer in complex geometry, by the validation calculation of flow inside branching channel.
通过对分汊通道内的流动问题进行验证计算,结果表明该算法可以有效而准确地模拟复杂区域内的流动与换热问题。
Through derivation the general formula is obtained, which reflects the flow dynamic factors, the characteristics of river-bed geometry and boundary.
经推导,得到了反映水流动力因素、河床几何尺寸和边界特征的河床稳定性综合指标一般表达式。
Light and color flow freely through the translucent materials, becoming a smooth cloud over the imposing geometry of the structure.
光线和色彩透过半透明的材料自由流动,这个庞然的几何体像是一朵柔软的云。
The operating noises of the gear pump are mainly from the perturbations of mass flow rate and the pressure, which result in the error of gear teeth geometry contact during the rotation.
齿轮泵中轮齿啮合几何学上的原因所造成的流量脉动及其相应的压力脉动是产生噪声的主要原因之一。
Cartesian grid is becoming one of popular choices in simulating the flow around a complex geometry due to their advantages of automatic and fast grid generation.
由于笛卡尔网格具有可以自动生成、网格生成快速的优点,在模拟流体流过复杂外形几何体时笛卡尔网格受到了普遍的关注。
The results show that finite element method is suitable for the analysis of non-Newtonian fluid flow with complex geometry.
结果表明有限元法适于分析复杂流场中非牛顿流体的流动。
The flow structures and geometry evidences of the dykes indicate that the magma source of these dykes intruded the pre-existing tensional rupture.
岩墙群的构造形态和流动构造表明鲁西基性岩墙群是基性岩浆侵位到先存的张性破裂中的产物,岩墙自北部向南部侵入。
Die-flow modeling has also been used successfully to study the stresses occurring at the die exit and to evaluate changes in die-exit geometry.
口模-流动模拟也被成功用于研究口模出口处出现的应力,以及评价口模-出口几何的变化。
The fractal method used for Doppler blood flow signals analysis is an example in geometry domain.
在信号的几何域特征提取方面,给出了利用分形方法分析超声多普勒血流信号的例子。
Reservoir geometry especially such as reservoir boundary significantly influences dynamic response in underground flow.
油藏几何形状特别是油藏边界对井底压力动态响应有显著的影响。
The processes of fluid flow in the tube, combustion, heat transfer between the flue gas and tube were simulated without any simplification of the complicated geometry.
计算得到了炉内流场、 温度场及炉管表面热流密度分布的详细信息,揭示了焦化炉炉膛内流动、燃烧和传热过程的特性。
The influence of primary flow and secondary nozzle geometry on ejector effect and thrust was investigated, and the approach to increase thrust of rocket ejector was found gradually.
研究了一次流参数和二次喷管结构对引射效能和发动机推力的影响,找到了逐步提高推力的措施。
Porosity is presented as a concept and approach to simulate solid bodies with various geometry and character in flow fields.
本文提出一种能模拟流场中不同形状和性质的固体的新方法——空度的概念。
Constant geometry FFTs are kept constant flow diagram from pass to pass, which can simplify some programs or hardware design and modularize array or pipeline FFT processors.
定常结构FFT的每级流图均具有相同的流图结构,因而易于编程,在FFT硬件处理器中使控制器得到简化,同时使阵列处理器和流水线处理器易于实现模块化。
The result shows that laser induced plasma and weld geometry are sensitive to side nozzle height, its inclination angle and side gas flow rate;
结果表明,侧吹喷嘴高度和侧吹流速的变化对光致等离子体行为和焊缝形貌有显著的影响;
In addition, since the geometry of the flow channel in a spiral mandrel die is quite complex, it is difficult to create the FEM model of the flow channel by those ordinary ways.
此外,由于螺旋式管机头流道的复杂性以及畸形性,用通常方法很难建立起该流道的有限元模型。
In addition, since the geometry of the flow channel in a spiral mandrel die is quite complex, it is difficult to create the FEM model of the flow channel by those ordinary ways.
此外,由于螺旋式管机头流道的复杂性以及畸形性,用通常方法很难建立起该流道的有限元模型。
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