Blar i Fakultet for ingeniørvitenskap (IV) på tittel
Viser treff 6158-6177 av 23007
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Dynamic loads on marine propellers due to intermittent ventilation
(Doktoravhandlinger ved NTNU, 1503-8181; 2010:252, Doctoral thesis, 2010)Dynamic Positioning (DP) systems are increasingly replacing traditional positionkeeping methods—such as jack-up barges and anchoring systems—on board ships operating in ever deeper waters. During these operations, the ... -
Dynamic Loads on Tidal Turbine Blades
(Doctoral thesis at NTNU;2016:213, Doctoral thesis, 2016)Tidal turbines convert kinetic energy from tidal currents into electricity in a similar way as wind turbines extract energy from wind. The wind energy industry being more developped, tidal turbine designers use therefore ... -
Dynamic lot-sizing model for new product launches
(Master thesis, 2022)The increasing interest in the market for innovation has become a key characteristic of food supply chains (FSC). New product launches are part of the strategic advantage of a food company; however, new products are ... -
Dynamic metabolism modeling as a decision-support tool for urban water utilities applied to the upstream of the water system in Oslo, Norway
(Journal article; Peer reviewed, 2014)The paper presents, first, the ‘Dynamic Metabolism Model’ (DMM), developed by the authors, followed by an application to the city of Oslo, capital city of Norway. The time period considered for the analysis is 2013-2043. ... -
Dynamic Model Development of Wind Turbine Drivetrains by Using Sensor Measurements
(Chapter, 2021)This paper aims to analyze the feasibility of establishing a dynamic drivetrain model from condition monitoring measurements. In this study SCADA data and further sensor data is analyzed from a 1.5MW wind turbine, provided ... -
Dynamic model of a small scale concentrating solar cooker with rock bed heat storage
(Peer reviewed; Journal article, 2016)This study presents a dynamic model for a concen-trating solar energy collector with an integrated rockbed heat storage system. The model is based onnumerical integration of a set of conservation equa-tions for mass, ... -
Dynamic Model Predictive Control for Load Sharing in Electric Power Plants for Ships
(Master thesis, 2012)The main contribution of this thesis is an investigation of model predictive control(MPC) for marine diesel electric power plants. Recommendations and new ideasfor further development are emphasized.The motivation of the ... -
Dynamic modeling and analysis of stocks and flows in building systems
(Doktoravhandlinger ved NTNU, 1503-8181; 2009:257, Doctoral thesis, 2009)The building stock is a major consumer of material and energy resources, and also an important source for waste generation and emissions. The building stock represents a major capital stock for society, and also a large ... -
Dynamic Modeling and Anti-swing Control of Double Pendulum Payload System of Overhead Crane
(Chapter, 2022)In this paper, an anti-swing controller for a double pendulum payload system is proposed using the method of backstepping based on dynamic models. Lagrange equations are used to derive the dynamic equations of the overhead ... -
Dynamic Modeling and Process Simulation of Steam Bottoming Cycle
(Master thesis, 2017)In this work, a flexible combined heat and power plant with a steam Rankine bottoming cycle is proposed as a suitable alternative for the power generation system of an oil and gas offshore facility. The power system should ... -
Dynamic Modeling and Real-Time Simulation of a Ship Hybrid Power System Using a Mixed-Modeling Approach
(Journal article, 2020)The electrification of a ship power-train is growing at a fast pace to improve efficiency and reduce emissions. The implementation of new technologies requires test and validation using various modeling approaches. However, ... -
Dynamic Modeling and Stability Analysis of Onboard DC Power System for Hybrid Electric Ships
(Chapter, 2019)This paper presents the dynamic modeling and stability analysis of the onboard DC power system, applicable to hybrid electric ships. The system topology is established with a special focus on the integration of the energy ... -
Dynamic modeling of future building related C&D waste in Norway
(Master thesis, 2013)The EU Waste Framework Directive, which Norway through the EEA-agreement is obliged to follow, requires that by 2020 a minimum of 70% (by weight) of non-hazardous construction and demolition waste (CDW) shall be prepared ... -
Dynamic modeling of local district heating grids with prosumers: A case study for Norway
(Journal article; Peer reviewed, 2018)District heating (DH) will play an important role in the future fossil-free energy systems by enabling increased utilization of waste heat and renewable heat sources to cover buildings' heat demand. A prerequisite for this ... -
Dynamic modeling, simulation, and testing of a marine DC hybrid power system
(Peer reviewed; Journal article, 2020)The hybridization of power systems offers the low-emission and energy-efficient marine vessels. However, it increases the complexity of the power system. Design, analysis, control, and optimization of such a sophisticated ... -
Dynamic Modeling, Stability Analysis and Power Management of Shipboard DC Hybrid Power Systems
(Journal article; Peer reviewed, 2021)This paper proposes a framework for the stability analysis and control testing of marine hybrid power systems with DC power architecture. The dynamics of such active systems are increasingly influenced by interactive modes ... -
Dynamic Modelling and Analysis of Submerged Floating Tunnels
(Master thesis, 2012)Investigations are performed on the capabilities of Computational Fluid Dynamics (CFD) to model a transient transcritical flow around a Submerged Floating Tunnel (SFT). The aim of this inquiry is to examine the possibility ... -
Dynamic Modelling and Analysis of Three Floating Wind Turbine Concepts with Vertical Axis Rotor
(Proceedings of the twenty-fifth International Ocean and Polar Engineering Conference;ISOPE 2015, Chapter, 2015)Recently there is an increasing interest in the development of offshore floating vertical axis wind turbines (FVAWTs). A FVAWT mounted on a semi-submersible has been proposed by several researchers, and a FVAWT with a spar ... -
Dynamic Modelling and Characterisation of a Solid Oxide Fuel Cell Integrated in a Gas Turbine Cycle
(Doktoravhandlinger ved NTNU, 1503-8181; 2005:176, Doctoral thesis, 2005)This thesis focuses on three main areas within the field of SOFC/GT-technology: • Development of a dynamic SOFC/GT model • Model calibration and sensitivity study • Assessment of the dynamic properties of a SOFC/GT power ... -
Dynamic modelling and force analysis of a knuckle boom crane using screw theory
(Journal article; Peer reviewed, 2018)This article presents a method for determination of dynamic reaction forces in knuckle boom cranes. The method is based on the dynamic modelling procedure, which is an extension of Kane’s equations of motion. An efficient ...