A Metric Space with LCOE Isolines for Research Guidance in wind and hydrokinetic energy systems

Abstract This paper introduces a new Metric Space to guide the design of advanced wind energy systems and hydrokinetic energy converters such as tidal, ocean current and riverine turbines. The Metric Space can analyse farms that combine different or identical turbines and stand‐alone turbines. The f...

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Main Author: Mario Garcia‐Sanz
Format: Article
Language:English
Published: Wiley 2020-02-01
Series:Wind Energy
Subjects:
Online Access:https://doi.org/10.1002/we.2429
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author Mario Garcia‐Sanz
author_facet Mario Garcia‐Sanz
author_sort Mario Garcia‐Sanz
collection DOAJ
description Abstract This paper introduces a new Metric Space to guide the design of advanced wind energy systems and hydrokinetic energy converters such as tidal, ocean current and riverine turbines. The Metric Space can analyse farms that combine different or identical turbines and stand‐alone turbines. The first metric (M1) of the space considers the efficiency of the turbines in the farm, which is also proportional to the specific power per swept area at a given wind/water velocity (W/m2). The second metric (M2) describes the specific rotor area per unit of mass of the turbines (m2/kg). Both metrics depend on the primary design characteristics of the turbines, such as swept area, system size and mass, materials and efficiency, and are independent at first from external characteristics, such as atmospheric and ocean site conditions, cost of materials and economic factors. Combining both metrics, and for a given set of external characteristics, the resulting Metric Space M2/M1 displays the Levelized Cost of Energy (LCOE) standards as isolines. This graphical representation provides a quick understanding of the cost and state of the technology. It also offers a practical guidance to choose the research tasks and strategy to design advanced wind and hydrokinetic energy systems. The paper applies the new Metric Space to several case studies, including large and small onshore wind turbines, floating and bottom‐fixed offshore wind turbines, downwind rotors, multi‐rotor and hybrid systems, airborne wind energy systems, wind farms and tidal energy converters.
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spelling doaj.art-8ccbc677899a43119b1eee99ca7c73f32022-12-22T01:19:20ZengWileyWind Energy1095-42441099-18242020-02-0123229131110.1002/we.2429A Metric Space with LCOE Isolines for Research Guidance in wind and hydrokinetic energy systemsMario Garcia‐Sanz0Case Western Reserve University 10900 Euclid Avenue Cleveland Ohio 44106‐7071 U.S.A.Abstract This paper introduces a new Metric Space to guide the design of advanced wind energy systems and hydrokinetic energy converters such as tidal, ocean current and riverine turbines. The Metric Space can analyse farms that combine different or identical turbines and stand‐alone turbines. The first metric (M1) of the space considers the efficiency of the turbines in the farm, which is also proportional to the specific power per swept area at a given wind/water velocity (W/m2). The second metric (M2) describes the specific rotor area per unit of mass of the turbines (m2/kg). Both metrics depend on the primary design characteristics of the turbines, such as swept area, system size and mass, materials and efficiency, and are independent at first from external characteristics, such as atmospheric and ocean site conditions, cost of materials and economic factors. Combining both metrics, and for a given set of external characteristics, the resulting Metric Space M2/M1 displays the Levelized Cost of Energy (LCOE) standards as isolines. This graphical representation provides a quick understanding of the cost and state of the technology. It also offers a practical guidance to choose the research tasks and strategy to design advanced wind and hydrokinetic energy systems. The paper applies the new Metric Space to several case studies, including large and small onshore wind turbines, floating and bottom‐fixed offshore wind turbines, downwind rotors, multi‐rotor and hybrid systems, airborne wind energy systems, wind farms and tidal energy converters.https://doi.org/10.1002/we.2429hydrokinetic energy systemsLevelized cost of energyperformance metricsresearch strategytidal energy systemswind energy systems
spellingShingle Mario Garcia‐Sanz
A Metric Space with LCOE Isolines for Research Guidance in wind and hydrokinetic energy systems
Wind Energy
hydrokinetic energy systems
Levelized cost of energy
performance metrics
research strategy
tidal energy systems
wind energy systems
title A Metric Space with LCOE Isolines for Research Guidance in wind and hydrokinetic energy systems
title_full A Metric Space with LCOE Isolines for Research Guidance in wind and hydrokinetic energy systems
title_fullStr A Metric Space with LCOE Isolines for Research Guidance in wind and hydrokinetic energy systems
title_full_unstemmed A Metric Space with LCOE Isolines for Research Guidance in wind and hydrokinetic energy systems
title_short A Metric Space with LCOE Isolines for Research Guidance in wind and hydrokinetic energy systems
title_sort metric space with lcoe isolines for research guidance in wind and hydrokinetic energy systems
topic hydrokinetic energy systems
Levelized cost of energy
performance metrics
research strategy
tidal energy systems
wind energy systems
url https://doi.org/10.1002/we.2429
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