vortex theory
英 [ˈvɔːteks ˈθɪəri]
美 [ˈvɔːrteks ˈθiːəri]
n. 原子涡动说
双语例句
- In this paper, according to the vortex flow theory, a new dual chamber vortex generator model is suggested to improve the COP of the absorption refrigeration system.
提出超临界流的涡室优化体型，给出确定涡室和竖井等尺寸的经验公式，并通过流体力学理论方法加以论证。 - Based on vortex shedding flowmeter work theory and manufacturing technique, we used positioning fixture to fill with the technique requirement, guarantee the quality and raise efficiency.
根据涡街流量计的工作原理和生产工艺流程，提出了其在生产过程中的关键工艺问题，应用定位夹具来满足相应的技术要求，以保证质量和提高效率。 - The fluctuate drag and lift forces of tree branches in wind due to vortex shedding were estimated using the vortex induced vibration theory of circular cylinder.
采用圆柱绕流的涡致振动理论估算了树枝在风中因旋涡脱落而引起的脉动升力和阻力； - Combining momentum theory and vortex theory, rotor circulation equation was deduced. The rotor down-wash flow field was calculated using generalized down-wash flow model.
结合动量理论和涡流理论，推导了桨叶环量方程，用广义尾流模型计算了旋翼下洗流场。 - The spiral cloud and rain band of typhoon, whose origination and maintain can be explained with the vortex Rossby-wave theory and can produce "local vortex Rossby-wave" through changing gradient distribution pattern of local relative vorticity along outward direction of typhoon.
台风螺旋云雨带的形成与维持，可以用涡旋Rossby波理论来解释：可以通过改变局地相对涡度径向梯度分布，从而沿台风径向激发出局地涡旋Rossby波。 - The high temperature vortex flow-sensor is a sensitive part which is made of high temperature piezoelectric ceramics with Karman vortex theory.
高温涡街流量传感器是根据卡门涡街理论，采用高温压电陶瓷制成的敏感器件，本传感器使用PNC型改性偏铌酸铅高温压电陶瓷。 - The vortex theory is adopted to study the side shrinkage angle and optimum step of the bulkhead gate to improve the overflowing condition.
采用涡流理论分析研究闸后水舌侧收缩角的计算方法；根据侧收缩角计算出闸门槽的最优错距，从而改善闸孔出流的水流条件。 - To obtain good aerodynamic characteristics, the radial aerodynamic balance equations were adopted to build the fan's rotating blades, which were evolved from the simplified three dimensional flow theories, the constraint conditions and the control vortex theory.
采用简化的三元流动设计理论得到叶轮叶片气动设计径向平衡方程式和求解约束条件，进而引入了控制涡设计理论进行风扇叶片造型，获得了优良的气动性能； - According to the vortex theory of pump stall, an annular air separator is designed and installed. Thus, the phenomenon of mutation rotational stall is eliminated. It makes the characteristic curve flat, continuous and entirely stable.
根据抽吸失速涡团的理论设计安装了环状空气分流器，消除了突变旋转失速现象，使P～Q曲线平坦连续，具有全稳定特性。 - The nonuniform induced velocity distribution on the rotor disk is derived from the fixed vortex theory.
诱导速度采用涡流理论导出的非均匀分布模型。 - The method consists of two parts: aerodynamic performance calculation based finite blade vortex theory and aerodynamic optimization design based genetic algorithms.
该方法分为两部分：基于有限片桨叶涡流理论的气动性能计算和采用遗传优化算法的优化设计。 - The vortex systems and the dynamic problems in and near the continent of China are studied with the vortex-flow theory on the global tectonics.
根据粘性流体动力学旋转圆筒间流动理论分析地球边界层湍流级串，并用于探讨中国大陆动力学问题。 - An experimental investigation has been carried out on a kind of perforated liner with a bias flow through the apertures, according to Howe's vortex sound theory.
本文对以涡声相互作用为基础的通气的多孔板共振腔结构的声学性质进行了一些实验研究和分析。 - New simple and precise blade design model based on the vortex theory.
简单实用的叶片设计拟合模型。 - Based on the vortex blob theory suggested by ZHANG Hong-Wu, a formula of turbulent viscosity for hyper-concentrated flows is derived by using an high accuracy expression for vertical distribution of velocity.
基于张红武的紊流涡团模式和采用高精度的流速垂向分布表达式，建立起高含沙水流的紊动粘性系数计算公式。 - Starting off with vortex tube theory, the relationship between the angular rates and the first harmonic inflow is deduced, and then the generalized model of main rotor dynamic inflow is modified.
本文建立了尾迹弯曲的模型，推导出角速率与一次谐波入流分量之间的关系，据此对旋翼的广义动态入流模型进行了增广和修正； - It is given in this paper that an concise description of collective pinning theory and vortex glass theory for Type-ⅱ superconductivity of high-TC coprates.
该文简要介绍了在高温氧化物超导体Ⅱ类超导电性的研究中发展起来的磁通涡旋点阵的集体钉扎理论和磁通玻璃态理论。 - Vortex Rossby waves theory and inertia-gravity waves theory are the two main different viewpoints about the formation of spiral rain bands;
涡旋Rossby波说和重力惯性波说仍然是螺旋雨带形成理论的两种不同观点； - In this paper an attempt is made to derive a practical formula for the induced velocity distribution in the lifting rotor disk plane on the basis of the generalized vortex theory.
本文试图根据涡流理论导出的精确公式，通过简化，获得适于工程计算的近似公式。 - Recently, the well-known vortex glass theory of the freezing of disordered vortex matter has been severely questioned by some new experiments.
近来，关于无序涡旋物质凝聚体的著名的涡旋玻璃理论受到了来自某些新实验的严重质疑。 - This paper comprehensively introduces the principles of exhaust gas vortex superchargers, geometric theory about single vortex circle and double vortex circle, and engineering design method of vortex parameters.
本文全面介绍了废气涡旋增压器的原理、单涡圈与双涡圈的几何理论、涡圈参数的工程设计方法。 - Application of rotor induced velocity field of the vortex theory to the study of stability and controllability of helicopter with hingeless rotor
旋翼涡流理论的诱导速度场在无铰旋翼直升机操稳研究中的应用 - The nonuniform distribution of induced velocity on the rotor disk which is derived from the wang's generalized fix vortex theory is taken into account.
诱导速度在桨盘处的分布则采用王氏固定涡系涡流理论所导出的诱导速度非均布公式。 - In this paper, firstly, relations of first two harmonic induced velocities to the lower and same-order harmonic circulations are obtained from the generalized classical vortex theory of the rotor.
本文从旋翼的广义经典涡流理论出发，通过环量对诱导速度的贡献的简化处理，推导出旋翼诱导速度的二阶分布。 - The conventional flocculation tank was reconstructed according to the tiny vortex theory, and the result showed that the modified tank is able to reduce the turbidity of settled water and improve removal efficiency of COD_ ( Mn) and algae.
依据微涡漩理论对传统网格絮凝池进行了改造，结果表明它能降低沉后水浊度，提高对CODMn和藻类的去除效率。 - Since the design methods applied to the propeller have been developed for many years in China, there are lots of practical design methods such as momentum theory, vortex theory, lift line theory, lift surface theory and so on.
但螺旋桨设计方法发展多年，有许多成熟的设计方法如：动量理论、涡流理论、升力线理论、升力面理论等。 - In explaining aspects of optical vortex theory introduced vortex beam produced several methods and their advantages and disadvantages, and an analysis of how to capture the use of vortex beam particles, that is, from the theoretical calculations using the advantages of optical vortex trap particles.
在阐述光涡旋原理方面上，介绍了产生涡旋光束的几种方法及其利弊，并且分析了利用涡旋光束如何来捕获微粒子，即从理论上计算了利用光涡旋捕获微粒的优势。 - Next, the methods used to identify noise source of partly-ducted axial flow fan are introduced, which is based on vortex sound theory of low Mach number and homentropic flow together with CFD simulation.
提出了基于低速等熵流涡声理论和CFD数值计算方法相结合的部分管道式轴流风扇系统气动噪声源辨识方法，在此基础上发展了基于CFD的涡脱落噪声预测模型。 - Based on theory analysis and numerical calculations, some valuable conclusions are put forward, and some problems in early investigations are found out. Therefore, the results enrich the helical vortex theory and also clear the way from the helical vortex theory to its engineering application.
通过本文的理论分析和数值计算，获得了一系列有价值的研究结果，完善了螺旋涡理论，奠定了该理论工程应用基础，同时发现并解决了早期研究中存在的若干问题。 - Lift force generated on zero-speed fin stabilizer is analyzed by using potential theory and vortex action theory. Through relevant deduction, model of lift on zero-speed fin stabilizer is obtained.
利用势流理论和旋涡作用力理论对零航速减摇鳍的升力产生情况进行了分析，建立了零航速减摇鳍的升力模型。