Results 31 to 40 of about 296,375 (169)

A question of supply and demand [PDF]

Nature, 2007
Simply having a PhD may not be enough — you need to marry scientific expertise with the right skills.
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Partitioning graphs of supply and demand [PDF]

Discrete Applied Mathematics, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Takehiro Ito, Xiao Zhou 0001, Takao Nishizeki   +2 more
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Multi-time Scale Voltage-Reactive Power Control for Distribution Network with Distributed Generation

Journal of Harbin University of Science and Technology
Aiming at the problems of network loss increase, voltage deviation and voltage exceeding specified limits when large- scale distributed generations ( DGs) connected to distribution network ( DN) , this paper proposes a multi-time scale coordinated ...
LIU Haotian, ZHENG Chuyu, LENG Yang, LI Qin, ZHANG Hua, CHEN Shidu, LI Jiayong   +6 more
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Credibility Theory-Based Available Transfer Capability Assessment

Energies, 2015
Since the development of large scale power grid interconnections and power markets, research on available transfer capability (ATC) has attracted great attention. The challenges for accurate assessment of ATC originate from the numerous uncertainties in
Yanan Zheng, Jin Yang, Zhaoguang Hu, Ming Zhou, Gengyin Li   +4 more
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A Comparative Study of Multi-Step Forecasting Algorithms for Real-Time Load Profiling in Smelting Plant Electricity Demand

IEEE Access
The transition to deregulated energy markets has transformed electricity from a fixed cost into a strategic variable for power-intensive industries. Smelting plants, characterized by volatile, multi-megawatt load signatures, face acute exposure to price ...
Samrawit Bzayene Fesseha, Bin Li, Bing Qi, Songsong Chen, Feixiang Gong   +4 more
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Enhancing Grid Independence and Profitability for Steelmakers Through Optimized Solar Consumption

Energies
The iron and steel sector, a major global emitter, requires innovative strategies to achieve decarbonization. This study introduces a novel multi-method framework designed to maximize solar energy integration within steel plants.
Bin Li, Samrawit Bzayene Fesseha, Bing Qi, Songsong Chen, Feixiang Gong   +4 more
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GRO-Bagging Day-Ahead Power Curve Forecasting Model Based on Multi-Cycle Feature Extraction

IEEE Access
Power loads usually have multiple cycles, and the traditional forecasting methods only use the historical loads under various types of cycles together as input features to construct the forecasting model, ignoring the deep features under multiple cycles.
Yaoxian Liu, Kaixin Zhang, Songsong Chen, Ying Zhou, Jingwen Chen   +4 more
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Cigarette demand and supply in Africa

Tobacco Induced Diseases, 2018
Background Since the tobacco epidemic is moving from developed to developing countries, it is important to understand trends in cigarette demand and supply.
Nicole Vellios, Hana Ross, Anne-Marie Perucic   +2 more
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Demand and supply shock symmetry across Polish voivodeships

Studia Regionalne i Lokalne, 2018
The aim of this paper is to evaluate the symmetry of demand and supply shocks affecting Polish voivodeships and to assess the risk of asymmetric shocks in the future. The study employs the SVAR-based Blanchard and Quah (1989) decomposition as modified by
Paweł Gajewski
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Multi-objective optimization method for power supply and demand balance in new power systems

International Journal of Electrical Power & Energy Systems
The large amount of source and load uncertainty in new power systems poses challenges to the optimization of power supply and demand balance. The traditional optimization methods have not fully considered the uncertainty characteristics of different ...
Jiaxi Li, Ming Wen, Zhuomin Zhou, Bo Wen, Zongchao Yu, Haiwei Liang, Xinyang Zhang, Yue Qin, Chufan Xu, Hongyi Huang   +9 more
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