|
|
|
|
|
Tiexiang Mo and Guodong Li
Many large-scale water transmission projects, such as China?s South-to-North Water Transfer Project, are hundreds of kilometers long and need real-time regulation applications for management and control. This requires the calculation model to have higher...
ver más
|
|
|
|
|
|
|
|
|
|
|
Francisco Alves Pereira, Fabio Di Felice and Francesco Salvatore
An experimental study is carried out in a cavitation tunnel on a propeller operating downstream of a non-uniform wake. The goal of this work is to establish quantitative correlations between the near pressure field and the cavitation pattern that takes p...
ver más
|
|
|
|
|
|
|
|
|
|
|
Rongsheng Zhu, Wenhao Shi, Gongchang Gan, Huairui Li, Dawei Yang, Yuchen Duan and Qiang Fu
To investigate the transient characteristics of high-speed axial flow water-jet pumps during start-up and emergency acceleration as well as to analyze how different accelerations affect the performance of internal flow, the k?? turbulence model of the SS...
ver más
|
|
|
|
|
|
|
|
|
|
|
S. V. Doroshko
Pág. 39 - 45
The adaptive system of the organisation of car traffic volumes, which in the conditions of non-uniformity of the traffic volume capacity and transport demand is one of measures of increasing the efficiency of transportations and acceleration of a car tur...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yiliang Yu, Xiaohua Bao, Zhipeng Liu and Xiangsheng Chen
Piles, which are always exposed to dynamic loads, are widely used in offshore structures. The dynamic response of the pile-soil-superstructure system in liquefiable soils is complicated, and the interaction between the pile and soil and the pile volume e...
ver más
|
|
|
|
|
|
|
|
|
|
|
Garam Ku, Cheolung Cheong, Ilryong Park and Hanshin Seol
In this study, the high-fidelity numerical methods are developed to investigate the tip vortex cavitation (TVC) inception and noise of underwater propellers, namely, Model-A and Model-B, which are designed to investigate the effects of sweep angle on cav...
ver más
|
|
|
|
|
|
|
|
|
|
|
W. N. Meyer
AbstractThe contribution of consumer instalment sales credit (hire purchase credit) to fluctuations in economic activity is the source of some conflict between two diverse viewpoints. On the one side there are those who use a Keynesian analysis to argue ...
ver más
|
|
|
|
|
|
|
|
|
|
|
W. N. Meyer
AbstractThe contribution of consumer instalment sales credit (hire purchase credit) to fluctuations in economic activity is the source of some conflict between two diverse viewpoints. On the one side there are those who use a Keynesian analysis to argue ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sergey Chernyshev, Gadzhi Gadzhimagomedov, Aleksandr Kuryachiy, Dmitry Sboev and Stepan Tolkachev
In a subsonic wind tunnel, a three-dimensional separation of a developed turbulent boundary layer was simulated on a swept wing flap model. A multi-discharge plasma actuator operating on the basis of dielectric barrier discharge was used to overcome the ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wenchao Wang, Hongwang Du, Wei Xiong and Yong Nie
Component parameters directly affect the dynamic characteristics of suspension systems in small rescue craft. To study and improve the vibration reduction performance of a new suspension system, sensitivity analysis and genetic algorithm (GA) optimizatio...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jing Li, Chunbao Liu and Xiaoying Li
This paper examines the effects on a Clark-y three-dimensional hydrofoil of wavy leading-edge protuberances in a quantitative and qualitative way. The simulation is accompanied by a hybrid RANS-LES model in conjunction with Zwart-Gerber?Belamri model. De...
ver más
|
|
|
|
|
|
|
|
|
|
|
Sukjun Park and Nakhoon Baek
Recently, ray tracing techniques have been highly adopted to produce high quality images and animations. In this paper, we present our design and implementation of a real-time ray-traced rendering engine. We achieved real-time capability for triangle pri...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hyun A. Son, Sungsu Lee and Jooyong Lee
In this study, the drag exerted by an accelerating fluid on a stationary 2D circular cylinder is numerically investigated using Fluent 19.2 based on the finite-volume method. The SST k?? model is chosen as the turbulence model because of its superiority ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Bair Z. Tsydypov, Bator V. Sodnomov, Vladimir N. Chernykh, Yury M. Ilyin, Bair O. Gurzhapov, Alexander A. Ayurzhanaev, Maria V. Semenova, Margarita A. Zharnikova, Zhargalma B. Alymbaeva, Eduard A. Batotsyrenov, Fujia Li, Hao Cheng, Tcogto Bazarzhapov, Tamir Boldanov, Suocheng Dong and Endon Zh. Garmaev
The advantages of a quantitative assessment of the spatial and temporal variability of the boundaries and volumes of ravines using modern means and methods of aerial photography from an unmanned aerial vehicle (UAV) are substantiated, in contrast to trad...
ver más
|
|
|
|
|
|
|
|
|
|
|
Younes Menni, Ali J. Chamkha, Houari Ameur, Mustafa Inc
Pág. 212 - 223
Improving the hydrodynamic characteristics of STHECs (Shell-and-Tube Heat Exchanger Channels) by using BVGs (Baffle-type Vortex Generators) is among the common passive methods due to their proved efficiency. In this computational investigation, the ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jinglei Yang, Zhuang Lin, Zeyang Gao and Ping Li
In this paper, the motion of partial air cushion support catamaran (PACSCAT) sailing in regular waves was firstly investigated by the experimental method. The monitored histories of heave, pitch, midship acceleration, and air cushion pressure in towing t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Vijaya Kumar Jonnalagadda, Narasimhulu Tammminana, Raja Rao Guntu and Surender Reddy Salkuti
This paper proposes a NCPM (Nano-composite coated permanent magnets)-based IPMSM (Interior Permanent Magnet Synchronous Motor) electric drive system, especially applicable for electric vehicles (EV). For an EV, an increase in the ?T/A (torque per ampere)...
ver más
|
|
|
|
|
|
|
|
|
|
|
Agah Muhammad Mulyadi, Atmy Verani Rouly Sihombing, Hendra Hendrawan, Edward Marpaung, Johny Malisan, Dedy Arianto, Tetty Sulastry Mardiana, Feronika Sekar Puriningsih, Subaryata, Nurul Aldha Mauliddina Siregar, Mutharuddin and Windra Priatna Humang
The development of red boxes for motorcycles in Indonesia was initially adopted from the advanced stop line (ASL) for bicycles. The bike box concept was adopted for motorcycles in Indonesia. To date, red boxes have been fully implemented in 21 cities in ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Kirill Rozhdestvensky
The paper employs a simplified approach to modeling of dynamics of submersion of a «diving buoy» subject to a depth-wise water density gradient and experiencing compression of the hull due to action of pressure. The latter effect is accounted for through...
ver más
|
|
|
|
|
|
|
|
|
|
|
Alice Proietti, Nicola Gallo, Denise Bellisario, Fabrizio Quadrini and Loredana Santo
Hybrid composite laminates are manufactured by using technologies and raw materials of the aeronautic sector with the aim to improve the damping behavior of composite structures. Matrix hybridization was achieved by laminating carbon fiber reinforced (CF...
ver más
|
|
|
|
|
|