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Yu Yang, Changhao Xin, Yidan Sun, Junzhen Di and Pengfei Liang
Incomplete data indicate that coal gangue is accumulated in China, with over 2000 gangue hills covering an area exceeding 200,000 mu and an annual growth rate surpassing 800 million tons. This accumulation not only signifies a substantial waste of resour...
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Ying Wu, Xianzhong Zhou, Qingfeng Xia and Lisha Peng
Cloud manufacturing, as a novel service mode in the manufacturing field with the features of flexible resource assignment, timely service, and quantity-based pricing, has attracted extensive attention in recent years. The cloud manufacturing industry use...
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Yalu Li, Xuesheng Zhao, Wenbin Sun, Guangsong Wang, Fuli Luo, Zheng Wang and Yuanzheng Duan
DGGS (Discrete Global Grid System) has many subdivision models and coding methods. Due to the lack of underlying consistency of different DGGS codes, most of them are converted through longitude?latitude, which greatly reduces the interoperability effici...
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Yun Miao and Xudong Wang
Coal rock is rarely used as the foundation bearing strata. For buildings located on coal rock, it is a reasonable and feasible way to obtain the vertical bearing characteristics of coal rock through field tests. Three plate load tests and two bi-directio...
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Umberto Coronetta and Enrico Sciubba
In the last few years, waste-energy recovery systems based on the Organic Rankine Cycle (ORC) have gained increased attention in the global energy market as a versatile and sustainable technology for thermo-electric energy conversion from low-to-medium t...
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Jianhua Ding, Qi Yao and Lei Jiang
Despite the fact that a 2-degree spectral sensitivity curve (SSC) is extensively used in scientific research and relevant applications, the choice between the 10-degree or the 2-degree photopic SSCs in practical applications for the calculation of scotop...
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Edo Bagus Prastika, Agus Indra Gunawan, Bima Sena Bayu Dewantara, Naohiro Hozumi, Chandra Edy Prianto
Pág. 105 - 123
Ultrasonic technology has already been used for many applications. Most of them are mainly used for object measurement. Some techniques have been widely applied to particular measurement by utilizing a very specific component. In this research, the previ...
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Hehong Zhang, Xiaofeng Zhang, Xuhui Zhao, Yuming Tang and Yu Zuo
A chemical conversion coating on 5052 aluminum alloy was prepared by using K2ZrF6 and K2TiF6 as the main salts, KMnO4 as the oxidant and NaF as the accelerant. The surface morphology, structure and composition were analyzed by SEM, EDS, FT–IR and X...
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Bo Li, Wenhu Tang, Kaishun Xiahou and Qinghua Wu
This paper develops a robust regulator design approach to maximum power point tracking (MPPT) of a variable-speed wind energy conversion system (WECS) under the concept of perturbation and observation. The proposed perturb and observe regulators (PORs) r...
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V. V. Rybkin,K. L. Kalenyk
Pág. 153 - 156
In this paper the effect of track gauge and the bias of its tap on the track/rolling stock interaction in a conversion curve by methods of mathematical simulation is analyzed. The frame forces obtained for the accepted range of track gauges and biases of...
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