Limpar
307 resultados

Acesso aberto

Tipo do recurso

Ano de criação

Produção nacional

Revisado por pares

Áreas

Idioma

Editores

Artigo Revisado por pares

Joshua P.A. Sweeny, Ian Robertson, Una Ryan, Caroline Jacobson, Rob Woodgate,

... total of 858 samples. Negative controls (n=96) (WEC <50 eggs per gram [epg]) and positive controls (n= ...

Tópico(s): Animal Behavior and Welfare Studies

2011 - Elsevier BV | Molecular and Biochemical Parasitology

Artigo Revisado por pares

Helen Bailey, Bryson Robertson, Bradley J. Buckham,

... independent WECs. The power from an array of WECs was simulated by deploying 50 individual WECs in a numerical testbed and aggregating the individual ...

Tópico(s): Fluid Dynamics and Vibration Analysis

2017 - Elsevier BV | Renewable Energy

Artigo Acesso aberto Revisado por pares

Lucia Margheritini, Jens Peter Kofoed,

... of the solutions. The simulations show that Weptos WECs actually deliver 50% more than average consumption over the year, but ...

Tópico(s): Wind Energy Research and Development

2019 - Multidisciplinary Digital Publishing Institute | Energies

Artigo Acesso aberto Revisado por pares

A.D. Michel, Ngoc Chau, Tai-Ping Fan, Emma E. Frost, P.P.A. Humphrey,

... in the [ 3 H]‐AMPase activity of the WEC cells, their pIC 50 values for inhibiting the major portion of the [ ... were similar to their respective high affinity pIC 50 values in the binding assay. It thus seems likely that WEC cells express a form of 5′‐nucleotidase that ...

Tópico(s): Neonatal Health and Biochemistry

1995 - Wiley | British Journal of Pharmacology

Artigo Revisado por pares

Burkhard Flick, Chris E. Talsness, Rudolf Jäckh, Roland Buesen, Stephan Klug,

... embryos (IC(Max WEC)). In addition to these WEC endpoints the IC(50 3T3) from the cytotoxicity test (balb/c 3T3 ...

Tópico(s): Anesthesia and Neurotoxicity Research

2009 - Elsevier BV | Toxicology and Applied Pharmacology

Artigo

Gabriel Calderón Zavala, Jesús Darío Mina Antonio, Julio C. Rosas‐Caro, M. Madrigal, A. Claudio, Adolfo Rafael López Núñez,

... the selected reference frames. Simulation results of a 50 HP WECS are carried out in PSim software in order ...

Tópico(s): Power Systems and Renewable Energy

2017 - Institute of Electrical and Electronics Engineers | IEEE Latin America Transactions

Artigo Revisado por pares

Sarah Crowley, R. Porter, David Evans,

... two-dimensional assumption) maximum theoretical power for this WEC device is limited to 50 % maximum efficiency. However, numerical results show that a ...

Tópico(s): Coastal and Marine Dynamics

2013 - Cambridge University Press | Journal of Fluid Mechanics

Artigo Revisado por pares

Yu Yamaguchi, Satomi Kagota, Kazuki Nakamura, Kazumasa Shinozuka, Masaru Kunitomo,

... lipid metabolism in mice fed an atherogenic diet. WECS was orally administered at doses of 50, 100 and 200 mg/kg/day for 12 weeks. WECS showed no toxic effects on the growth rate, ...

Tópico(s): Antioxidant Activity and Oxidative Stress

2000 - Wiley | Phytotherapy Research

Artigo Acesso aberto Revisado por pares

Kangwoo Cho, Michael R. Hoffmann,

... 120 mV decade−1. In a single compartment WEC with a NaCl electrolyte ([Cl−] ≤50 mM), the current density (j) ranged up to ...

Tópico(s): Advanced battery technologies research

2016 - Elsevier BV | Applied Catalysis B Environment and Energy

Artigo Acesso aberto Revisado por pares

Jean‐Philippe Gac, Pierre Marrec, Thierry Cariou, Christophe Guillerm, Éric Macé, M. Vernet, Yann Bozec,

... studies, provided a full latitudinal representation of the WEC (from 48°75'N to 50°25'N) over multiple years for air-sea ...

Tópico(s): Marine and coastal ecosystems

2020 - Frontiers Media | Frontiers in Marine Science

Artigo Revisado por pares

Yingguang Wang,

... values for a point absorber Wave Energy Converter (WEC). The predicted 50-year design PTO force value based on the ... substantiated in this paper) is 20674KN, and the WEC PTO system designed based on this accurate prediction obviously will be safer and more reliable. On the contrary, the forecasted 50-year design PTO force value based on the ...

Tópico(s): Tropical and Extratropical Cyclones Research

2022 - Elsevier BV | Applied Ocean Research

Artigo

Navdeep Singh, Vineeta Agarwal,

... variable input frequency in wind energy conversion system (WECS) to a constant output frequency of 50 Hz for a distributed generation unit. The switching ...

Tópico(s): Microgrid Control and Optimization

2015 - Institute of Electrical and Electronics Engineers | IEEE Transactions on Industrial Informatics

Artigo

B. L. Gilbert, R. A. Oman, K. M. Foreman,

... that this DAWT can be as much as 50% cheaper than coventional WECS for the same rated power.

Tópico(s): Fluid Dynamics and Turbulent Flows

1978 - Hindawi Publishing Corporation | Journal of Energy

Artigo Acesso aberto Revisado por pares

Siya Jin, Siming Zheng, Deborah Greaves,

... device width for terminator and length for attenuator WECs, demonstrating scalability, but CWR limits of 50% and 100% exist. Analysis of the practical performance ...

Tópico(s): Fluid Dynamics and Vibration Analysis

2021 - Elsevier BV | Ocean Engineering

Artigo Acesso aberto Revisado por pares

Zahra Shahroozi, Malin Göteman, Erik Nilsson, Jens Engström,

... force of a 1:30 scaled point-absorber WEC using an environmental contour with a 50-year return period for the Dowsing site in the North Sea. To obtain the response of the WEC during extreme conditions, a numerical WEC-Sim model ...

Tópico(s): Probabilistic and Robust Engineering Design

2022 - Elsevier BV | Applied Ocean Research

Artigo Revisado por pares

Hong Cai, Jing Li, Baohua Gu, Ying Xiao, Rongsheng Chen, Xiaoyu Liu, Xiaomin Xie, Li Cao,

... of MMP-9 in serum was decreased about 50% in 50mg/kg WECS treated group compared to control group. The results ...

Tópico(s): Phytochemical compounds biological activities

2017 - Elsevier BV | Journal of Ethnopharmacology

Artigo Revisado por pares

Ewelina Luczko, Bryson Robertson, Helen Bailey, Clayton E. Hiles, Bradley J. Buckham,

... stretched 200 m in the lee of the WEC, with the maximum impact on wave heights seen 50 m behind the device. The wake behind five devices is largely dependent on the device spacing. The five unit WEC array only presented decreases of wave height between ...

Tópico(s): Wind Energy Research and Development

2017 - Elsevier BV | Renewable Energy

Artigo Acesso aberto

Hernán Mattes Fernández, G. Iglesias, R. Carballo, Alberte Castro, M. Sánchez, Francisco Taveira-Pinto,

... ongoing development and optimization. WaveCat is a floating WEC intended for operation in intermediate water depths (50-100 m). Like a catamaran, it consists of ...

Tópico(s): Ocean Waves and Remote Sensing

2012 - Coastal Engineering Research Council | Coastal Engineering Proceedings

Artigo Revisado por pares

Sultan A. Kershman, Jürgen Rheinländer, H. Gabler,

... recovery), the solar PV system is designed for 50 kWpeak, and the WEC for 200 kW nominal output. The design aims ...

Tópico(s): Hybrid Renewable Energy Systems

2003 - Elsevier BV | Desalination

Artigo Acesso aberto Revisado por pares

Fabián G. Pierart, J. C. Fernandez, Juan Olivos, Roman Gabl, Thomas Davey,

... to simulate two scales 1:1 and 1:50. The WEC-wave interaction is modelled by using a numerical ... ANSYS-Fluent with a floating object representing the WEC. Results show that the normalised difference between 1:1 and 1:50 models, keeping the same wave theory fluctuate between 30% and 58% of the WEC heave motion and that a wrong selection of ...

Tópico(s): Fluid Dynamics and Vibration Analysis

2022 - Multidisciplinary Digital Publishing Institute | Water

Revisão Revisado por pares

S.M. Shaahid, Luai M. Al‐Hadhrami, Muhammad Kalimur Rahman,

... of wind-based electricity by using 600 kW (50 m hub-height) commercial WECS has been found to be 0.0536, 0. ...

Tópico(s): Hybrid Renewable Energy Systems

2012 - Elsevier BV | Renewable and Sustainable Energy Reviews

Artigo Acesso aberto Revisado por pares

C. Pérez-Collazo, Deborah Greaves, G. Iglesias,

... is to characterise the hydrodynamic response of the WEC sub-system of this hybrid energy converter. A 1:50 scale model was tested under regular and irregular waves to characterise the hydrodynamic response of the WEC sub-system. The results from this analysis lead ...

Tópico(s): Fluid Dynamics and Vibration Analysis

2018 - Multidisciplinary Digital Publishing Institute | Energies

Artigo Revisado por pares

Sultan A. Kershman, Jürgen Rheinländer, Thomas Neumann, O. Goebel,

... recovery), the solar PV system is designed for 50 kWpeak, and the WEC for 275 kW nominal output. The WEC configuration ...

Tópico(s): Membrane Separation Technologies

2005 - Elsevier BV | Desalination

Artigo Acesso aberto Revisado por pares

T. Bruce, H. Long, Tom Slatter, R.S. Dwyer-Joyce,

... of above 2.48 GPa after at least 50,000 impact cycles.WECs were recreated during tests that applied surface traction ...

Tópico(s): Gear and Bearing Dynamics Analysis

2016 - Wiley | Wind Energy

Artigo Acesso aberto Revisado por pares

Enrico Giglio, E. Petracca, Bruno Paduano, Claudio Moscoloni, Giuseppe Giorgi, Sergej Antonello Sirigu,

... stage technology development. This paper proposes more than 50 cost functions for WEC components. Referring to the case study, it is ...

Tópico(s): Wind Energy Research and Development

2023 - Multidisciplinary Digital Publishing Institute | Sustainability

Artigo Revisado por pares

Ajab Gul Majidi, Bilal Bingölbali, Adem Akpınar, G. Iglesias, Halid Jafali,

... capacity). This analysis is carried out for fifteen WECs and 62 locations at different water depths (5, 25, 50, 75, and 100 m), distributed on 13 lines ... at 25 m water depth) and Pontoon (at 50, 75, and 100 m water depths). The interest of this approach, however, lies not only in that it enables a scaling factor to be determined for downscaling a WEC for a given site, but also – and more ...

Tópico(s): Wind Energy Research and Development

2020 - Elsevier BV | Renewable Energy

Artigo Revisado por pares

Mohammad Hayati, Amir H. Nikseresht, Ali Taherian Haghighi,

... the oceans with the wave power of 20–50 kW-per-meter. If these WECs are used where the wave energy is less than the mentioned values they cannot ...

Tópico(s): Ocean Waves and Remote Sensing

2020 - Elsevier BV | Renewable Energy

Artigo Acesso aberto Revisado por pares

Joshua F. Robinson, Aart Verhoef, Jeroen L. A. Pennings, Tessa E. Pronk, Aldert H. Piersma,

... exposed and nonexposed Wistar rat embryos derived using WEC (RA, 0.5 μg/ml) or in vivo (RA, 50 mg/kg, oral gavage) to identify overlapping and ...

Tópico(s): Effects and risks of endocrine disrupting chemicals

2012 - Oxford University Press | Toxicological Sciences

Artigo Acesso aberto Revisado por pares

Matthew J. Harrington, S. Scott Wasko, Admir Mašić, F.D. Fischer, Himadri S. Gupta, Peter Fratzl,

... sheets comprising the wall of whelk egg capsules (WEC) exhibit long-range reversible extensibility with a hysteresis of up to 50 per cent, previously suggested to result from reversible changes in the structure of the constituent protein building blocks. Here, we further investigate the structural changes of the WEC biopolymer at various hierarchical levels using several different ...

Tópico(s): Ion-surface interactions and analysis

2012 - Royal Society | Journal of The Royal Society Interface