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Xiangjun Li, Jiezhong Dong, Hua Chen and Huawei Lu
Nowadays, with the increase of the thrust-to-weight ratio of the aero engines, the high aerodynamic load has made corner separation an issue for axial compressors. The complex three-dimensional flow field makes it challenging to suppress the corner separ...
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Oscar Danilo Montoya, Walter Gil-González and Luis Fernando Grisales-Noreña
This research addresses the problem of the optimal location and sizing distributed generators (DGs) in direct current (DC) distribution networks from the combinatorial optimization. It is proposed a master?slave optimization approach in order to solve th...
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Najwa Najib, Norfifah Bachok, Norihan Md Arifin and Fadzilah Md Ali
The mathematical model of the two-dimensional steady stagnation-point flow over a stretching or shrinking sheet of nanofluid in the presence of the Soret and Dufour effects and of second-order slip at the boundary was considered in this paper. The partia...
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Jiaming Xiong, Song Sang, Xiao Shi and Chaojie Gan
This study investigates the vertical-type submerged floating tunnel with anchor cables. Based on the characteristics of the anchor cables, the anchor cables are simplified as a nonlinear beam model with hinged ends. Disregarding the axial displacement of...
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Lei Liu, Guozhan Li, Ban Wang and Shaofeng Wu
This study presents a numerical investigation of suction control in an aggressive S-shaped air intake with large boundary ingestion. The results show that the variation of suction control parameters such as suction location, suction pipe diameter, and su...
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Chenghua Cong, Honggang Qin and Xingyou Yi
The unsteady characteristics of the second throat of a transonic wind tunnel have an important influence on the design and test of the wind tunnel. Therefore, the forced oscillation characteristics were studied by a numerical simulation method. The gover...
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Mohammad Akhlaghi and Yahya Azizi
This paper investigates the effects of two modifications to a vaned recessed casing treatment. First, the shape of a circular curve was used in the top of the treated casing. Second, a fully curved guide vane was also applied. The goals of the modificati...
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Xinyi Liu, Zhenbing Luo, Qiang Liu, Pan Cheng and Yan Zhou
Transition delaying is of great importance for the drag and heat flux reduction of hypersonic flight vehicles. The first mode, with low frequency, and the second mode, with high frequency, exist simultaneously during the transition through the hypersonic...
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Qi Jing, Yonghui Xie and Di Zhang
The trailing edge regions of high-temperature gas turbine blades are subjected to extremely high thermal loads and are affected by the external wake flow during operation, thus creating great challenges in internal cooling design. With the development of...
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Michael Thome, Ould el Moctar and Thomas E. Schellin
Comparative hydrodynamic loads caused by a focused wave acting on differently sized slender vertical cylinders placed in a wave canal were predicted at model scale using an unsteady Reynolds-averaged Navier?Stokes (URANS) solver and the Morison equation....
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Hyun Min Oh, Sam Bock Park and Jong Hyun Kim
We examine whether analysts? cash flow forecasts improve firm value. First, we analyze whether the joint issuance of financial analysts? earnings and cash flow forecasts improve firm value. Second, we analyze whether the quality of analysts? cash flow fo...
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Zahra Alizadeh, Jafar Yazdi, Joong Hoon Kim and Abobakr Khalil Al-Shamiri
Monthly flow predictions provide an essential basis for efficient decision-making regarding water resource allocation. In this paper, the performance of different popular data-driven models for monthly flow prediction is assessed to detect the appropriat...
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Koichiro Matsuno
Practicing experiments on the origins of life within the framework of quantum mechanics comes to face a task of distinguishing the descriptive spaces of the object between a space of physical states and a space of probability distributions. One candidate...
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Muhammad Amir Fawwaz, Kishore Bingi, Rosdiazli Ibrahim, P. Arun Mozhi Devan and B. Rajanarayan Prusty
Managing industrial processes in real-time is challenging due to the nonlinearity and sensitivity of these processes. This unpredictability can cause delays in the regulation of these processes. The PID controller family is commonly used in these situati...
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Yaru Guo, Tian-Chyi Jim Yeh and Yonghong Hao
Karst aquifers are prominent sources of water worldwide; they store large amounts of water and are known for their beautiful springs. However, extensive groundwater development and climate variation has resulted in a decline in the flow of most karst spr...
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Jiannong Fang
To enforce the conservation of mass principle, a pressure Poisson equation arises in the numerical solution of incompressible fluid flow using the pressure-based segregated algorithms such as projection methods. For unsteady flows, the pressure Poisson e...
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Lite Zhang, Zhuokai Wang and Huixia Jia
The study of the water entry of successively fired projectiles under a wave environment is of great significance for the development and application of supercavitation weapons. In this paper, the supercavitating flow field of two successively fired proje...
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Seungtaek Lim, Jiwon Yoon, Hosaeng Lee and Hyeonju Kim
South Korea is currently in the preparatory stage of commercializing an ocean thermal energy conversion (OTEC) system, as the demonstration of a 1 MW scale OTEC system has been accomplished. However, the commercialization of OTEC requires the establishme...
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Yuting Chen, Zhun Cheng and Yu Qian
In order to improve the working quality of wet clutch switching in an agricultural tractor, in this paper, we took a power shift system composed of multiple wet clutches as the research object for full-factorial performance measurement, multi-factor anal...
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Wei Liu, Lilun Zhang, Yongxian Wang, Xinghua Cheng and Wenbin Xiao
Acoustic particle velocities can provide additional energy flow information of the sound field; thus, the vector acoustic model is attracting increasing attention. In the current study, a vector wavenumber integration (VWI) model was established to provi...
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