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Chengyu Han, Zhen Guo, Xiaomei Sun and Yuquan Zhang
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Yanchun Zhao, Senlin Bi, Huanlong Zhang and Zhiwu Chen
The salp swarm algorithm imitates the swarm behavior of salps during navigation and hunting that has been proven the superiority of search for best solution. However, although it has sufficient global search ability, it is still worth paying attention to...
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Dong Yang, Xiaokui Yue and Ming Guo
Space robots have been playing an important role in space on-orbit operation missions. However, the traditional configuration of space robots only has a single function and cannot meet the requirements of different space missions, and the launch cost of ...
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Eunsung Oh and Sung-Yong Son
The concept of a virtual energy storage system (VESS) is based on the sharing of a large energy storage system by multiple units; however, the capacity allocation for each unit limits the operation performance of the VESS. This study proposes an operatio...
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Zin Win Thu, Dasom Kim, Junseok Lee, Woon-Jae Won, Hyeon Jun Lee, Nan Lao Ywet, Aye Aye Maw and Jae-Woo Lee
In this paper, we introduce a new formulation of the multivehicle point-to-point network problem to be utilised in urban air mobility (UAM) vertiport-to-vertiport network operations. Vehicle routing problems (VRPs) and their variants have previously been...
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Chongxun Mo, Shutan Zhao, Yuli Ruan, Siyi Liu, Xingbi Lei, Shufeng Lai, Guikai Sun and Zhenxiang Xing
In order to solve the problem that the existing optimal operation model of reservoirs cannot coordinate the contradiction between long-term and short-term benefits, the paper nested the long-term optimal operation and mid-long-term optimal operations of ...
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Weipeng Zhang, Bo Zhao, Liming Zhou, Jizhong Wang, Conghui Qiu, Kang Niu and Fengzhu Wang
The combine harvester is the main machine for fieldwork during the harvest season. When the harvester fails and cannot continue to work, this indirectly affects the harvest time and the yield in the field. The emergency maintenance service of agricultura...
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Dave Kim and Namkug Ku
In this study, dynamic response analysis of a heave compensation system for offshore drilling operations was conducted based on multibody dynamics. The efficiency of the heave compensation system was computed using simulation techniques and virtually con...
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Tao Zhou, Zengchuan Dong, Xiuxiu Chen and Qihua Ran
In this study, a model was proposed based on the sustainable boundary approach, to provide decision support for reservoir ecological operation with the dynamic Bayesian network. The proposed model was developed in four steps: (1) calculating and verifyin...
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Kai Hoth, Tom Steffen, Béla Wiegel, Amine Youssfi, Davood Babazadeh, Marcus Venzke, Christian Becker, Kathrin Fischer and Volker Turau
The intermittent energy supply from distributed resources and the coupling of different energy and application sectors play an important role for future energy systems. Novel operational concepts require the use of widespread and reliable Information and...
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Yaxing Cai, Yujun Chen, Yazhong Luo and Xinglong Wang
For the rigid impact and flexible impact in space operation tasks, impact dynamic models between two objects are established in this paper, laying the model foundation for controlling or suppressing the impact. For the capture task between a grapple shaf...
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Christos A. Frangopoulos
A review of developments, trends, and challenges in synthesis, design, and operation optimization of ship energy systems is presented in this article. For better understanding of the context of this review, pertinent terms are defined, including the thre...
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Shaik Rehana, Chandra Rupa Rajulapati, Subimal Ghosh, Subhankar Karmakar and Pradeep Mujumdar
Regional water resource modelling is important for evaluating system performance by analyzing the reliability, resilience and vulnerability criteria of the system. In water resource systems modelling, several uncertainties abound, including data inadequa...
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The energy efficient operation of a manufacturing system is important for sustainable development of industry. Apart from the device and process level, energy saving methods at the system level has attracted increasing attention with the rapid growth of ...
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Zhiqiang Jiang, Hui Qin, Wenjie Wu and Yaqi Qiao
Although many optimization models and methods are applied to the optimization of reservoir operation at present, the optimal operation decision that is made through these models and methods is just a retrospective review. Due to the limitation of hydrolo...
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Cheng Chen, Chuanxiong Kang and Jinwen Wang
Reliability and vulnerability (RV) are two very important performance measures but, due to their stage-inseparable nature, they cannot be explicitly incorporated in stochastic dynamic programming (SDP), which is extensively used in reservoir operation. W...
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Cheng Chen, Chuanxiong Kang and Jinwen Wang
Reliability and vulnerability (RV) are two very important performance measures but, due to their stage-inseparable nature, they cannot be explicitly incorporated in stochastic dynamic programming (SDP), which is extensively used in reservoir operation. W...
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Kyung-bin Kwon, Hyeongon Park, Jae-Kun Lyu and Jong-Keun Park
The use of appropriate hourly reserve margins can maintain power system security by balancing supply and demand in the presence of errors in the forecast demand, generation outages, or errors in the forecast of wind power generation. Because the cost of ...
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Bin Xu, Ping-An Zhong, Xinyu Wan, Weiguo Zhang and Xuan Chen
Seeking the optimal strategy of a multi-reservoir system is an important approach to develop hydropower energy, in which the Genetic Algorithm (GA) is commonly used as an effective tool. However, when the traditional GA is applied in solving the problem,...
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Christian Windemuth, Martin Lange and Ronald Mailach
A growing significance of flexible steam turbine operation challenges the control of turbines, as part load operation using control valves can be accompanied by highly unsteady flow conditions. The increased dynamic load induced by pressure forces can re...
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