標(biāo)題: Titlebook: Recent Results in Laminar-Turbulent Transition; Selected numerical a Siegfried Wagner,Markus Kloker,Ulrich Rist Conference proceedings 2004 [打印本頁] 作者: 夾子 時間: 2025-3-21 18:19
書目名稱Recent Results in Laminar-Turbulent Transition影響因子(影響力)
書目名稱Recent Results in Laminar-Turbulent Transition影響因子(影響力)學(xué)科排名
書目名稱Recent Results in Laminar-Turbulent Transition網(wǎng)絡(luò)公開度
書目名稱Recent Results in Laminar-Turbulent Transition網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Recent Results in Laminar-Turbulent Transition被引頻次
書目名稱Recent Results in Laminar-Turbulent Transition被引頻次學(xué)科排名
書目名稱Recent Results in Laminar-Turbulent Transition年度引用
書目名稱Recent Results in Laminar-Turbulent Transition年度引用學(xué)科排名
書目名稱Recent Results in Laminar-Turbulent Transition讀者反饋
書目名稱Recent Results in Laminar-Turbulent Transition讀者反饋學(xué)科排名
作者: Phenothiazines 時間: 2025-3-21 20:21 作者: HAIRY 時間: 2025-3-22 03:06
Holger Opfer,Fabian Evert,Dirk Ronneberger,Friedrich-Reinhard Grosche作者: 解凍 時間: 2025-3-22 07:41
V. Strunck,M. Borys,T. Buschmann,H. Müller,D. Dopheide作者: 撫慰 時間: 2025-3-22 10:58 作者: Left-Atrium 時間: 2025-3-22 14:38
Systematic investigations of 3D acoustic receptivity with respect to steady and unsteady disturbance roughness) and the influence of surface vibrations on the acoustic receptivity. Additionaly pure vibrational receptivity is studied. The main goal of this investigation is to study and compare systematically different types of receptivity in the same base flow developing on an airfoil at a Reynolds作者: Foregery 時間: 2025-3-22 20:06
Direct Numerical Simulation of Instabilities in the Compressible Swept Hiemenz Flowlocalized directly above the attachment line or not, perturbations exhibit an exponential growth after a transient decay. Developed velocity and pressure modes are similar to the ones assumed by G?rtler and H?mmerlin. The temperature dependencies are shown. Furthermore, with the same base flow but i作者: 單獨 時間: 2025-3-23 00:50
Active Control of Boundary-Layer Instabilities on an Unswept Winginuously adapted to obtain an optimum wave cancellation..Early research on a single 2D control system has shown the successful TS wave damping by an adaptive control algorithm. In addition, these investigations led to an improvement in the set up of sensors and actuators used in the field of TS wave作者: 并入 時間: 2025-3-23 04:54
Conference proceedings 2004 in April 1996 with the aim to explore transition by a coordinated use, development and validation of advanced experimental techniques and theoretical/numerical simulation methods, bin- ding together all the appropriate resources available in Germany. At the very beginning of the six-year research p作者: venous-leak 時間: 2025-3-23 07:04 作者: Watemelon 時間: 2025-3-23 12:32
Numerical investigations of active control of boundary-layer instabilitiesthat the main mechanism of this concept lies in the change of the sign of the Reynolds stress of the participating modes. In addition, existing resonances are disrupted due to the modified phase speed of the controlled modes.作者: fetter 時間: 2025-3-23 15:10
On a Universal Mechanism of Turbulence Production in Wall Shear Flowsbrief review of some previously obtained results in this field is presented. The main attention is concentrated on a comparative analysis of the nonlinear phenomena observed in boundary layers, channels, and pipe flows. The associated mechanisms of turbulence production are also compared with those 作者: excrete 時間: 2025-3-23 19:30
A general framework for stability, receptivity, and optimal controlte and adjoint equations until convergence to a maximum/minimum of an appropriately chosen cost functional is reached. This technique is capable of treating linear and nonlinear disturbance growth as well as non-uniform or unsteady base flows.作者: 慢跑鞋 時間: 2025-3-23 22:48 作者: mercenary 時間: 2025-3-24 02:56
DNS Investigations on the Laminar Breakdown in a Three-dimensional Boundary-Layer Flowons under manifold conditions, including steady or unsteady crossflow modes, transitioncontrol scenarios, or late transition in the region of adverse pressure gradient. The work presented has been performed within the scope of the project “Numerical investigations of the spatial development of pulse作者: 遭受 時間: 2025-3-24 10:18
Absolute/Convective Instability Investigation of Primary and Secondary Crossflow Vorticesabolized Stability Equations (PSE) and nonlinear equilibrium solutions for the DLR infinite swept-plate experiment. Of particular interest are highfrequency secondary instabilities which have been observed in several experiments shortly before transition. These secondary instabilities are computed b作者: Endearing 時間: 2025-3-24 11:48 作者: JOG 時間: 2025-3-24 17:25
Systematic investigations of 3D acoustic receptivity with respect to steady and unsteady disturbanceto main influence parameters by means of wind tunnel experiments and Direct Numerical Simulations (DNS). A plane acoustic wave with frequency .. scatters at a specially designed localized roughness element, that is capable to vibrate with frequency ... The resulting Tollmien-Schlichting (TS) waves a作者: 歌唱隊 時間: 2025-3-24 19:36 作者: 卵石 時間: 2025-3-25 02:06 作者: Essential 時間: 2025-3-25 04:50 作者: indoctrinate 時間: 2025-3-25 09:22
Direct Numerical Simulation of Instabilities in the Compressible Swept Hiemenz Flowt-line flow on an infinite swept wing. Its linear stability has been investigated by Hall et al. [1] under the assumption of G?rtler-H?mmerlin perturbation modes. The hydrodynamic stability of its weakly compressible counterpart, obtained via a small Mach number expansion, is studied here using a te作者: 侵略者 時間: 2025-3-25 14:35 作者: ANTI 時間: 2025-3-25 19:24
Generation and Control of Oblique Tollmien-Schlichting Waves in a Blasius Boundary Layerden University of Technology (TUD) has investigated instability waves in a laminar boundary layer on a flat plate. Two dimensional Tollmien-Schlichting-Waves (TSW) have been subject of the experiments as well as oblique waves and disturbances emitted by point sources..The measurements were performed作者: braggadocio 時間: 2025-3-25 23:24 作者: Nebulizer 時間: 2025-3-26 03:52
Active Control of Boundary-Layer Instabilities on an Unswept Wingnical University of Berlin. TS disturbances in their linear stage of development can be reduced by superimposition with artificially generated counter waves. The energy effort of this method is considerably lower than of a stabilization of the local mean velocity profile by means of boundary layer s作者: 冷漠 時間: 2025-3-26 04:28 作者: 檢查 時間: 2025-3-26 09:56 作者: Conducive 時間: 2025-3-26 16:33 作者: 令人心醉 時間: 2025-3-26 18:16
Propagation of Tollmien-Schlichting Waves in a Wing Boundary Layerer to investigate under conditions of natural excitement Tollmien-Schlichting waves as primary instabilities in transition to turbulence. Measurements were done with a 64 element hot-film array. The array was bonded to a laminar glove on the right hand wing of the flying testbed LFU 205. Amplitudes 作者: 颶風(fēng) 時間: 2025-3-26 23:29
On a Universal Mechanism of Turbulence Production in Wall Shear Flowsnear phenomena observed in boundary layers, channels, and pipe flows. The associated mechanisms of turbulence production are also compared with those observed in developed wall turbulent flows. A striking resemblance is found in all considered cases.作者: neurologist 時間: 2025-3-27 04:52
The equivalent forcing model for receptivity analysis with application to the construction of a highuction revolves around the value of the Fourier-transformed function of the geometry in the neighborhood of the wavenumbers of an unstable eigenmode of relevance, which we chose as a steady crossflow mode in a 3D boundary layer.作者: RUPT 時間: 2025-3-27 05:42 作者: Compatriot 時間: 2025-3-27 10:11
On the potential and the limitations of boundary-layer stabilization via active wave cancellation the performance can by achieved by adding nonlinear or special three dimensional modelling capabilities to the system, however, at high computational costs. A variety of acoustical effects have turned out to play an important role in the limits of the achievable Tollmien-Schlichting wave attenuation by means of AWC systems.作者: Enzyme 時間: 2025-3-27 16:35 作者: Obituary 時間: 2025-3-27 18:30 作者: 修改 時間: 2025-3-27 22:13
Absolute/Convective Instability Investigation of Primary and Secondary Crossflow Vorticesy means of Floquet analysis. The convective instability character of primary and secondary crossflow vortices is clarified using the saddle-point method. This demonstrates that up to, and includung secondary instabilities no global instability occurs.作者: 材料等 時間: 2025-3-28 02:14 作者: 學(xué)術(shù)討論會 時間: 2025-3-28 06:59
A Combined Numerical and Experimental Investigation of Transition in a Laminar Separation Bubbleication of small unsteady disturbances by means of phase-locked PIV. The role of unsteady disturbances with and without controlled spanwise variation in the occurring mechanism of transition are examined in detail. Observations for the development of small disturbances are cornpared to predictions from linear stability theory.作者: 推遲 時間: 2025-3-28 13:40 作者: calorie 時間: 2025-3-28 17:27
Conference proceedings 2004ious complex phenomena of the transition process occurring in flows at practical conditions. They allow understanding of the instability processes of the la- minar flow, and thus enable the development of tools for flow control. On the one hand the laminar flow regime can be extended by delaying tra作者: Expiration 時間: 2025-3-28 21:25
1612-2909 all-bounded she- ar flows under controlled conditions are essential for untangling the various complex phenomena of the transition process occurring in flows at practical conditions. They allow understanding of the instability processes of the la- minar flow, and thus enable the development of tools作者: 輕打 時間: 2025-3-29 00:09 作者: 預(yù)防注射 時間: 2025-3-29 05:43 作者: delta-waves 時間: 2025-3-29 10:47 作者: laceration 時間: 2025-3-29 11:45
Siegfried Wagner,Markus Kloker,Ulrich RistRecent results in laminar-turbulent transition.Includes supplementary material: 作者: 背叛者 時間: 2025-3-29 18:22 作者: 創(chuàng)作 時間: 2025-3-29 22:23
https://doi.org/10.1007/978-3-540-45060-3Boundary-Layer Flow; Flow Control; Free-Flight Measurements; Laminar Instability; Profil; Transition to T作者: Paradox 時間: 2025-3-30 03:46
A general framework for stability, receptivity, and optimal controlte and adjoint equations until convergence to a maximum/minimum of an appropriately chosen cost functional is reached. This technique is capable of treating linear and nonlinear disturbance growth as well as non-uniform or unsteady base flows.作者: aquatic 時間: 2025-3-30 07:40 作者: Insulin 時間: 2025-3-30 08:28 作者: Nefarious 時間: 2025-3-30 12:46 作者: 消瘦 時間: 2025-3-30 19:20 作者: 女歌星 時間: 2025-3-30 23:22 作者: geometrician 時間: 2025-3-31 02:37 作者: Coronary 時間: 2025-3-31 08:00
27 Years of Climbing and Walking Robots – Are We There?ts into the underlying methodologies, present some of the most interesting findings, and talk about real-world deployments in the wild. With thousands of (commercial) legged robots in the field and tremendous progress in the technology of the last decade, what are the remaining research questions for our community?作者: dithiolethione 時間: 2025-3-31 10:45 作者: 創(chuàng)造性 時間: 2025-3-31 14:38 作者: Mucosa 時間: 2025-3-31 21:00
Hygrothermal Performance and Damage Risk of Green Roofs,roofs at different locations has been measured and evaluated for several locations in Europe. Based on these experimental results a new approach was developed to calculate in a realistic way the hygrothermal performance of green roofs including the important influencing factors mentioned before. Thi作者: gospel 時間: 2025-4-1 00:05 作者: Ruptured-Disk 時間: 2025-4-1 04:53 作者: embolus 時間: 2025-4-1 06:52
Conference proceedings 2004ation or the rapid propagation of the information as the mobile phones have built-in mechanism to remind the users of the incoming new messages and also the mobile phone users are expected to be interrupted for the incoming messages. However, we need further investigation of other problems, which hi作者: motivate 時間: 2025-4-1 10:56
