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Claudia Garrido Martins, Susan M. Bogus and Vanessa Valentin
The construction industry has extensively applied the fast-tracking approach to the demanding need for the fast delivery of infrastructure projects. However, the fast-track strategy might be threatened by distinctive risks or changes in risk characterist...
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Zhiping Zeng, Xiaodong He, Xudong Huang, Weidong Wang, Di Wang, Ayoub Abdullah Senan Qahtan, Weidong Yuan and Houdou Saidi Boumedienne
In view of the problems present in the construction process of the embedded track structure of modern tram, we have designed a Novel Fastener Type Ballastless Track (NFTBT) for tram. To optimize the size of the NFTBT?s structure, the finite element model...
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Yuan Luo, Jiakai Lu, Yi Zhang, Qiong Qin and Yanyu Liu
This research can be applied to path planning and automatic obstacle avoidance of drone in low altitude complex environments.
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D. M. Kozachenko,M. I. Berezovyi,R. H. Korobyova
Pág. 52 - 55
The method of the sorting tracks assignment according to the destinations of the forming plan has been worked out. This method allows reducing the operational costs of the terminal sorting stations connected with the shunting operations for the forming u...
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Linsen Shu, Jiahao Li, Han Wu and Zhao Heng
Titanium alloy is an important material in the 21st century and its consumption in the aerospace and energy fields is increasing. In the production and repair of titanium alloy, the problem of energy saving and consumption reduction is becoming increasin...
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Mohamed A. Shamseldin
This paper presents an efficient coronavirus optimization algorithm (CVOA) to find the optimal values of the PID controller to track a preselected reference speed of a brushless DC (BLDC) motor under several types of disturbances. This work simulates how...
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Judith Rosenow, Gong Chen, Hartmut Fricke, Xiaoqian Sun and Yanjun Wang
Air traffic trajectory optimization is a complex, multidimensional and non-linear optimization problem and requires a firm focus on the essential criteria. The criteria cover operational, economical, environmental, political, and social factors and diffe...
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Yanchen Gong, Longlong Ren, Xiang Han, Ang Gao, Shuaijie Jing, Chunliang Feng and Yuepeng Song
Aimed at the problems of difficult treatment, unreasonable utilization and serious waste of fruit tree residue, combined with the terrain and planting characteristics of hilly orchards, a self-propelled monorail branch chipper was developed. It can reali...
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Haitao Yue, Ning Lv, Chenguang Guo, Jianhua Zhai, Weibing Dai, Jianzhuo Zhang and Guochao Zhao
To determine the optimal process parameters for the preparation of a Co-based alloy cladding layer, the experimental research of laser cladding Co-based alloy was carried out based on the optimal process window and grey relational analysis methods with 4...
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V. F. Novykov,S. V. Burilov,V. E. Voskoboinik,V. O. Dzenzerskyi
Pág. 22 - 25
A research of the effect of coil length on the Fourier coefficients of decomposition of dependence of interlink?ge of the block of permanent magnets with the track structure coil on their mutual position is conducted. As a result of the research the depe...
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A. A. Bosov,B. P. Pikh
Pág. 96 - 102
Reduction of the running time of train on account of reconstruction of the track and the vehicles is considered as a problem of vector optimization. A technique of estimation of expenditures dependence on the saved running time of train has been proposed...
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Xiu Xiao, Xiaoqing Xu, Zhe Wang, Chenxi Liu and Ying He
Cold energy recovery in LNG-powered vessels can not only improve the utilization efficiency of energy, but also benefit environmental protection. This paper put forward a new cascade scheme for utilizing flue gas waste heat and LNG cold energy comprehens...
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Mutaz Ryalat, Hazem Salim Damiri and Hisham ElMoaqet
Dynamic positioning (DP) control system is an essential module used in offshore ships for accurate maneuvering and maintaining of ship?s position and heading (fixed location or pre-determined track) by means of thruster forces being generated by controll...
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Nada El Gmili, Mostafa Mjahed, Abdeljalil El Kari and Hassan Ayad
This paper explores the full control of a quadrotor Unmanned Aerial Vehicles (UAVs) by exploiting the nature-inspired algorithms of Particle Swarm Optimization (PSO), Cuckoo Search (CS), and the cooperative Particle Swarm Optimization-Cuckoo Search (PSO-...
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Wei Peng and Rene V. Mayorga
This paper proposes a novel statistical approach for blending source waters in a public water distribution system to improve water quality (WQ) by minimizing the release of heavy metals (HMR). Normally, introducing a new source changes the original balan...
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Andreas Schöbel, Jelena Aksentijevic, Mark Stefan, Johann Blieberger
Pág. 545 - 552
Within the project DESTination Rail, funded by the H2020 programme, a task is dedicated to the development of a tool for rail traffic flow optimization during maintenance work. On a single track line, priority is set for as much work as possible to be do...
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Vinh Ho-Huu, Sander Hartjes, Hendrikus G. Visser and Richard Curran
In an effort to allow to increase the number of aircraft and airport operations while mitigating their negative impacts (e.g., noise and pollutant emission) on near-airport communities, the optimal design of new departure routes with less noise and fuel ...
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Vinh Ho-Huu, Sander Hartjes, Hendrikus G. Visser and Richard Curran
In an effort to allow to increase the number of aircraft and airport operations while mitigating their negative impacts (e.g., noise and pollutant emission) on near-airport communities, the optimal design of new departure routes with less noise and fuel ...
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Abdullahi T. Sulaiman, Habeeb Bello-Salau, Adeiza J. Onumanyi, Muhammed B. Mu?azu, Emmanuel A. Adedokun, Ahmed T. Salawudeen and Abdulfatai D. Adekale
The particle swarm optimization (PSO) algorithm is widely used for optimization purposes across various domains, such as in precision agriculture, vehicular ad hoc networks, path planning, and for the assessment of mathematical test functions towards ben...
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Claas Broecheler, Christian Thiel, Frank Ludwar, Andreas Rennings and Daniel Erni
Underwater electric potential (UEP) ship signatures are evaluated at a test site that provides only incoherent data from electric field sensors placed on the seabed. This paper shows how these data sets can be used to extract significant seabed parameter...
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