Browsing USN Open Archive by Title
Now showing items 6583-6602 of 9694
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Optimal foraging by a large ungulate in an extreme environment: Wild mountain reindeer select snow-free feeding habitats in winter
(Journal article; Peer reviewed, 2021)Optimal foraging models predict that individual animals will optimize net energy gain by intensifying forage activity and/or reducing forage energy cost. Then, the free distribution model predicts an animal's distribution ... -
Optimal Frequency Support of Variable-Speed Hydropower Plants at Telemark and Vestfold, Norway: Future Scenarios of Nordic Power System
(Peer reviewed; Journal article, 2020)The integration of renewable resources is quickly growing in the Nordic power system (NPS), and it has led to increasing challenges for the operation and control of the NPS. Nordic countries require that the first-generation ... -
An Optimal Method for Speech Recognition Based on Neural Network
(Peer reviewed; Journal article, 2023)Natural language processing technologies have become more widely available in recent years, making them more useful in everyday situations. Machine learning systems that employ accessible datasets and corporate work to ... -
Optimal Operation of Processes Under Uncertainty Using Robust Model Predictive Control
(Master thesis, 2021)Model Predictive Control (MPC) is a well-established technology for advanced control of many industrial processes. One of its main benefits is the ability to handle process constraints. However, accuracy of the process ... -
Optimal Operation of Stand-Alone Microgrid Considering Emission Issues and Demand Response Program Using Whale Optimization Algorithm
(Peer reviewed; Journal article, 2021)Microgrids are new technologies for integrating renewable energies into power systems. Optimal operation of renewable energy sources in standalone micro-grids is an intensive task due to the continuous variation of their ... -
Optimal Operation of the Peat Drying Process in Steam Tube Dryers
(Journal article; Peer reviewed, 2015-11-25)Ukraine is an energy-dependent country and aims to reduce the import of natural gas, heat, and power in general. This implies extracting fuel from her own natural resources; one relevant and readily available energy carrier ... -
Optimal Scheduling for Mobile Battery Charging Systems
(Master thesis, 2022)A pilot project in Norway is currently being examined to give electric energy to construction sites in places where connection to the power grid is not available. This thesis proposes a generic mobile battery charging ... -
Optimal Settings of Fast Active Power Controller: Nordic Case
(Chapter, 2020)The Nordic power system is continuously changing, and it has been experiencing a growing replacing of conventional power plants with renewable power plants, this together with other factors are causing reduction of the ... -
Optimal Tuning of Active Power Gradient Control for Frequency Support in Multi-Energy Systems
(Chapter, 2020)Coping with severe active power imbalances constitutes a challenging task in low inertia multi-energy systems. The phase out of the majority of conventional power plants with large size synchronous generators entails that ... -
Optimal UFLS Settings: An Assessment of Frequency System Response Indicators
(Chapter, 2020)This paper investigates the positive changes in the system frequency response indicators caused by the implementation of a set of optimal settings of an under-frequency load shedding (UFLS) scheme. The optimal UFLS scheme ... -
Optimal under-frequency load shedding setting at Altai-Uliastai regional power system, Mongolia
(Peer reviewed; Journal article, 2020)The Altai-Uliastai regional power system (AURPS) is a regional power system radially interconnected to the power system of Mongolia. The 110 kV interconnection is exceptionally long and susceptible to frequent trips because ... -
Optimalisering av produktivitet og det psykososiale arbeidsmiljøet ved hjemmekontor: en dynamisk tilnærming
(Master thesis, 2023)Psykososialt arbeidsmiljø og produktivitet når hjemmekontor benyttes er temaet for denne avhandlingen. Problemstillingen for oppgaven er: «Hvordan kan det psykososiale arbeidsmiljøet og produktviteten optimaliseres når ... -
Optimism and alienation – colour schemes and soundscapes as means for the social construction of risk in climate education videos
(Peer reviewed; Journal article, 2020)While the field of climate change communication has become increasingly interested in visual representations, there has been a lack of research that attempts to capture the breadth and variety of semiotic resources being ... -
Optimization of a biomass gasification reactor
(Master thesis, 2015-09-25)Steam gasification is a well-known technology which is used to produce a high quality product gas, especially for power generation applications. The gas composition, gas quality and the purity are important for the end ... -
Optimization of biomass gasification reactor using Aspen Plus
(Master thesis, 2015-10-30)Biomass is an ideal renewable and clean energy resource. Counties all over the world are paying more and more attention to biomass because it can effectively reduce greenhouse effect due to its zero carbon dioxide emission. ... -
Optimization of design and operation of anaerobic digestion reactors
(Master thesis, 2015-11-12)The sustainable provision of bio-methane plays a key role in the future energy supply and is a promising environmentally friendly solution for waste processing. With rising number and size of biogas power plants process ... -
Optimization of flow behavior in biomass gasification reactor
(Doctoral dissertations at TUC;2015:2, Doctoral thesis, 2015)Dual fluidized bed reactor for steam gasification of biomass is a promising technology and can be used in Combined Heat and Power (CHP) production. The producer gas from the reactor can have a calorific value up to 14 ... -
Optimization of gas velocity and pressure drop in CO2 absorption column
(Journal article; Peer reviewed, 2017)For a traditional amine-based CO2 capture system, the absorber column accounts for a significant part of the overall capital- and operating cost. One important design factor of absorber columns is the gas velocity through ... -
Optimization of gas velocity, pressure drop and column diameter in CO2 capture
(Master thesis, 2015-09-18)CO2 capture and storage (CCS) from fossil fuel fired power plants and also other large point sources is drawing increasing interest as a potential method for the control of greenhouse gas emissions. Among the different ... -
Optimization of lift gas allocation in a gas lifted oil field as non-linear optimization problem.
(Journal article; Peer reviewed, 2012)Proper allocation and distribution of lift gas is necessary for maximizing total oil production from a field with gas lifted oil wells. When the supply of the lift gas is limited, the total available gas should be optimally ...