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Showing 12 of 12 academic articles

Application of Electric Field to Developing Falling Films using Wire-Plate Electrode Configuration- An Experimental Study

R. Rouhollahi, S. Baheri Islami, R. Gharraei, M. R. Heirani Nobari • Journal of Applied Fluid Mechanics (2018)

Experimental investigation of Electrohydrodynamic developing falling film flow of transformer oil has been conducted within an inclined rectangular channel and hydrodynamic characteristics of the flow have been revealed. The electric field ...

DOAJ Open Access (DOAJ)

Unsteady Aerodynamic Characteristics of a High-Speed Train Induced by the Sudden Change of Windbreak Wall Structure: A Case Study of the Xinjiang Railway

Zheng-Wei Chen, En-Ze Rui, Tang-Hong Liu, Yi-Qing Ni et al. • Applied Sciences (2022)

Under strong winds, the effect of sudden windbreak transition (WT) on high-speed trains is severe, leading to a deterioration of train aerodynamics and sudden yawing motion of the car body. To address these problems, based on a high-speed t...

DOAJ Open Access (DOAJ) DOI: 10.3390/app12147217

Green development efficiency and its determinants in China's agricultural product circulation Industry: An empirical analysis based on panel data from 26 provinces

Yuguo Jiang, Ziyu Zhao, Xinjie Zhao • Environmental and Sustainability Indicators (2025)

This paper employs the super-efficiency slack-based measure (SBM) model with undesirable outputs to measure the green development efficiency of the agricultural product circulation industry (APCI) across 26 provinces of China from 2013 to 2...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.indic.2025.100770

Dynamic characteristics of unsaturated loess and their influences on ground vibration parameters of sites

WEI Lai 1, LU Yu-xia 1,2,3, ZHOU Zheng-hua 4, WANG Qian 1, 2, 3, YANG Bo 1, TANG Hong-min 1, LI Tong-lin 1 • Yantu gongcheng xuebao (2019)

The dynamic triaxial tests on the unsaturated loess in Xiji region of Ningxia under different water contents are carried out. Based on the analysis of the influences of water content on the dynamic characteristics of loess, the influences o...

DOAJ Open Access (DOAJ) DOI: 10.11779/CJGE2019S2037

Semi-enclosed experimental system for coal spontaneous combustion for determining regional distribution of high-temperature zone of coal fire

Jingyu Zhao, Hanqi Ming, Tao Guo, Yuxuan Zhang et al. • International Journal of Coal Science & Technology (2022)

Abstract Temperature variation and gas generation at different depths and positions in the coal combustion process were studied to determine the propagation and evolution of high temperature regions in the process of coal spontaneous combus...

DOAJ Open Access (DOAJ) DOI: 10.1007/s40789-022-00535-8

Configuration Design and Dynamic Characteristics Analysis for Space Membrane Mechanism Based on Deployable Booms

Yuzhen Tang, Hongwei Guo, Wenyao Zhang, Zhiyi Wang et al. • Aerospace (2023)

To meet the requirements of deployable structures in aerospace engineering with light weight and high stiffness, this paper proposes the triangular space membrane deployable mechanism based on deployable booms, then conducts dynamic analysi...

DOAJ Open Access (DOAJ) DOI: 10.3390/aerospace10030239

Wind–Wave Coupling Effect on the Dynamic Response of a Combined Wind–Wave Energy Converter

Jinghui Li, Wei Shi, Lixian Zhang, Constantine Michailides et al. • Journal of Marine Science and Engineering (2021)

There is a huge energy demand from offshore renewable energy resources. To maximize the use of various renewable energy sources, a combined floating energy system consisting of different types of energy devices is an ideal option to reduce ...

DOAJ Open Access (DOAJ) DOI: 10.3390/jmse9101101

Dynamic characteristics of a high-speed shaft-bearing-helical gear transmission system based on full-degree-of-freedom dynamics

Xuezhong Fu, Yutong Fu, Xiaotao Yang, Yuanxing Huang et al. • Engineering Science and Technology, an International Journal (2026)

To accurately evaluate the dynamic characteristics of helical gear transmission systems under high-speed operating conditions and to address the problem that the lumped parameter model fails to accurately reflect the system’s dynamic perfor...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jestch.2026.102360

Accelerated Prediction of Terahertz Performance Metrics in GaN IMPATT Sources via Artificial Neural Networks

Santu Mondal, Sneha Ray, Aritra Acharyya, Rudra Sankar Dhar et al. • IEEE Access (2025)

This work investigates the application of artificial neural network (ANN)-based regression models to predict the static and dynamic characteristics of GaN impact avalanche transit time (IMPATT) sources in the terahertz (THz) frequency regim...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2025.3567410