作者: 情感 時(shí)間: 2025-3-21 22:56 作者: 顛簸地移動(dòng) 時(shí)間: 2025-3-22 04:09 作者: mortgage 時(shí)間: 2025-3-22 06:51 作者: 伴隨而來(lái) 時(shí)間: 2025-3-22 12:14 作者: 昆蟲(chóng) 時(shí)間: 2025-3-22 14:23
Experimental and Numerical Investigations of Boundary-Layer Influence Using Plasma-Actuatorsthophysiology of the disease which has currently been renamed to medication-related osteonecrosis of the jaw (MRONJ). Several possible pathomechanisms including over-suppression of jawbone turnover, specific pathogens, antiangiogenic effects, and soft tissue toxicity have been proposed to be the mai作者: infarct 時(shí)間: 2025-3-22 17:17
Closed-Loop Active Flow Control Systems: Actuatorsli uomini e il 30% delle donne. Da allora, queste percentuali sono diminuite molto in risposta alle intense campagne promosse dalla Sanità Pubblica e dalla legislazione; ad esempio, in Australia e in alcuni paesi scandinavi la prevalenza è al 16–20% sia per gli uomini sia per le donne. Altrove in Eu作者: Ancestor 時(shí)間: 2025-3-22 21:58
e, naturalmente, alla popolazione generale o ha consentito di mettere a punto una strategia per il controllo dello stato di benessere del prodotto del concepimento. La medicina prenatale ha stressato questa possibilità-necessità in quanto si occupa di un soggetto, il feto, che può controllare soltan作者: 飲料 時(shí)間: 2025-3-23 02:42 作者: 災(zāi)難 時(shí)間: 2025-3-23 08:53 作者: 有斑點(diǎn) 時(shí)間: 2025-3-23 10:45
Control of Wing Vorticesicidal thoughts. The cause of depression can be either due to internal or external factors, including genetics, stress, and drug use. At a molecular level, depression can alter the synaptic plasticity of the brain and cause atrophic changes in the cortical and hippocampal regions. Some scientists pr作者: 磨坊 時(shí)間: 2025-3-23 16:00
Towards Active Control of Leading Edge Stall by Means of Pneumatic Actuatorshree species of genus . have been identified: ., ., and .. Taxonomically, . is distinct from the rest of the . species. Prior to the discovery and identification of . and . as two separate and distinct species from ., these were often described and used interchangeably as .. To date, the wild types 作者: 濕潤(rùn) 時(shí)間: 2025-3-23 19:26
Computational Investigation of Separation Control for High-Lift Airfoil Flowsitional knowledge that is orally transmitted between select members of families and tribes is rapidly disappearing. Herbal knowledge is an integral part of this tradition; therefore, it is an objective of this book to document whatever such knowledge the author can find. Herbs are a major primary so作者: 旋轉(zhuǎn)一周 時(shí)間: 2025-3-23 22:50 作者: triptans 時(shí)間: 2025-3-24 05:22
flooding, salinity, temperature extremes (hot as well as cold), UV radiations, gaseous pollutants, heavy metals & metalloids, nutrient deficiency, and pesticides, among others. Low doses of these stresses stimulate metabolic activities in plants but higher doses negatively affect the overall plant p作者: Talkative 時(shí)間: 2025-3-24 10:26 作者: instructive 時(shí)間: 2025-3-24 14:39 作者: nostrum 時(shí)間: 2025-3-24 16:20 作者: CRUMB 時(shí)間: 2025-3-24 19:47 作者: 總 時(shí)間: 2025-3-25 00:58
Policy towards Dissent since Khrushchev, flow reattachment is the most important aspect for flow control methods. For high aspect ratio wings, vortex control concepts are diverse, ranging from drag reduction to attenuation of wake hazard and noise, which can be achieved by modifications to the vortex location, strength, and structure, and generation of multiple vortices.作者: GRIN 時(shí)間: 2025-3-25 05:31
1612-2909 logy, sensing, robust and optimal open- and closed-loop contThe dramatically increasing requirements of mobility through road-, rail- and airborne transport systems in the future necessitate non-evolutionary impro- ments of transportation systems. Without severe implications concerning the environme作者: 草率女 時(shí)間: 2025-3-25 07:49
,Authority, Power and the State, 1916–20,llows a detailed analysis of the dominant structures in the flow field and the effect of flow control on these. The mean aerodynamic lift can be significantly enhanced by the active flow control concepts suggested here.作者: 斗爭(zhēng) 時(shí)間: 2025-3-25 14:47 作者: zonules 時(shí)間: 2025-3-25 16:54 作者: 手銬 時(shí)間: 2025-3-25 21:55
Policy towards Dissent since Khrushchev, DPOD mode set thus may span a range of flow conditions that are different in forcing, Reynolds number or other parameters affecting the modes. Artificial Neural Network Estimation (ANNE) allows for real time monitoring of the time coefficients associated with these DPOD modes.作者: cajole 時(shí)間: 2025-3-26 00:09 作者: endarterectomy 時(shí)間: 2025-3-26 07:57
978-3-662-50140-5Springer-Verlag Berlin Heidelberg 2007作者: Mercantile 時(shí)間: 2025-3-26 09:46
https://doi.org/10.1057/9780230584297he important advances in the field that took place during the past few years and are anticipated to dominate progress in the future. By comparison with laminar flow control or separation prevention, the control of turbulent flow remains a very challenging problem. Flow instabilities magnify quickly 作者: 泛濫 時(shí)間: 2025-3-26 14:35
https://doi.org/10.1057/9780230584297nfluence of the control parameters effective momentum coefficient and excitation frequency as well as excitation wave form is discussed based on phase averaged PIV measurements. As expected, control authority depends strongly on momentum input and excitation frequency, but effects of the excitation 作者: 使熄滅 時(shí)間: 2025-3-26 19:14
https://doi.org/10.1057/9780230584297o air vehicle Reynolds numbers (20,000≤.≤140,000). Pulsing was achieved by modulating the high frequency plasma excitation voltage. The actuators were calibrated directly using a laser doppler anemometer, with and without free-stream velocity, and this allowed the quantification of both steady and u作者: Morose 時(shí)間: 2025-3-26 22:03
The Aga Khan: A Visionary Leader, The first set of experiments is conducted in quiescent air and these results are used to calibrate a numerical model which simulates the plasma-actuator in an existing RANS (Reynolds Averaged Navier-Stokes) code. The second set of experiments involves a flat-plate boundary layer at various free-str作者: BRIDE 時(shí)間: 2025-3-27 04:17
https://doi.org/10.1057/9781137428806he conclusions drawn from such experiments heavily rely on the actuator performance. Actuation frequency and amplitude as well as actuator location and jet direction play an important part that is still not fully understood in some aspects. Once the experiments are successfully performed the everlas作者: Collar 時(shí)間: 2025-3-27 06:02
Genders and Sexualities in Historynts from the actuation systems are outlined and a critical review of available actuation technology is offered. Since the relevance of a given actuator depends on the application, separation control is considered over a wide range of operational conditions..Unsteady zero-net-mass-flux (ZNMF) periodi作者: 斑駁 時(shí)間: 2025-3-27 11:29 作者: Sinus-Rhythm 時(shí)間: 2025-3-27 14:06
Policy towards Dissent since Khrushchev,trically defined, local and global features evolving in scalar and vector fields. The architecture builds upon the concepts of . and ., which can be implemented using the three core algorithms . and . stream objects. We apply our methods to extract and track the topology and vortex core lines both i作者: COMA 時(shí)間: 2025-3-27 20:26
Policy towards Dissent since Khrushchev,wn has been the most important objective, which is achieved by modifications to swirl level and pressure gradient. Delay of vortex breakdown with the use of control surfaces, blowing, suction, high-frequency and low-frequency excitation, and feedback control was reviewed. For nonslender delta wings,作者: BARGE 時(shí)間: 2025-3-27 22:41 作者: biopsy 時(shí)間: 2025-3-28 02:47
,Authority, Power and the State, 1916–20,all conditions, a generic two-element setup with single flap and a second configurationwith slat and flap of more practical relevance are investigated by simulations based on the Reynolds-averaged Navier-Stokes equations and eddy-viscosity turbulence models. For both cases flow separation can be del作者: deciduous 時(shí)間: 2025-3-28 09:00 作者: Rodent 時(shí)間: 2025-3-28 14:16
https://doi.org/10.1007/978-1-349-21479-2ws are presented and discussed. Particle image velocimetry data and the proper orthogonal decomposition technique are used to extract the most energetic flow features or POD eigenmodes. The Galerkin projection of the Navier-Stokes equations onto these modes is used to derive a set of ordinary nonlin作者: 盟軍 時(shí)間: 2025-3-28 17:13 作者: Debrief 時(shí)間: 2025-3-28 20:05
Active Flow Control978-3-540-71439-2Series ISSN 1612-2909 Series E-ISSN 1860-0824 作者: Uncultured 時(shí)間: 2025-3-29 01:16
https://doi.org/10.1057/9780230584297nfluence of the control parameters effective momentum coefficient and excitation frequency as well as excitation wave form is discussed based on phase averaged PIV measurements. As expected, control authority depends strongly on momentum input and excitation frequency, but effects of the excitation wave form can be shown as well.作者: incredulity 時(shí)間: 2025-3-29 03:39
Policy towards Dissent since Khrushchev,trically defined, local and global features evolving in scalar and vector fields. The architecture builds upon the concepts of . and ., which can be implemented using the three core algorithms . and . stream objects. We apply our methods to extract and track the topology and vortex core lines both in steady and unsteady flow fields.作者: obstruct 時(shí)間: 2025-3-29 10:02 作者: 從屬 時(shí)間: 2025-3-29 13:47 作者: 含沙射影 時(shí)間: 2025-3-29 18:25 作者: 感情 時(shí)間: 2025-3-29 21:27 作者: 土產(chǎn) 時(shí)間: 2025-3-30 03:50 作者: Embolic-Stroke 時(shí)間: 2025-3-30 07:50
1612-2909 rregular and separatedfrom the surface,with the result of a loss of lift. For cooling of - gines of transportand other systems highly irregular turbulent ?uid ?ows across the components are needed to guarantee 978-3-662-50140-5978-3-540-71439-2Series ISSN 1612-2909 Series E-ISSN 1860-0824 作者: blister 時(shí)間: 2025-3-30 11:48 作者: 龍蝦 時(shí)間: 2025-3-30 16:23
State Estimation of Transient Flow Fields Using Double Proper Orthogonal Decomposition (DPOD)978-88-470-0577-8作者: STIT 時(shí)間: 2025-3-30 19:36
https://doi.org/10.1057/9780230584297ntrol of turbulent flows, where sensors detect oncoming coherent structures and actuators attempt to favorably modulate those quasi-periodic events, is now in the realm of the possible for future practical devices. In this chapter, I shall provide estimates for the number, size, frequency and energy作者: ETCH 時(shí)間: 2025-3-30 21:15 作者: ARBOR 時(shí)間: 2025-3-31 01:26
