15 results
Search Results
2. Estrategia de control robusto descentralizado para una micro-red aislada con generación distribuida acoplada para mejorar la estabilidad de voltaje.
- Author
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Gualotuña, S. and Pavón, W.
- Subjects
MICROGRIDS ,RENEWABLE energy sources ,ELECTRIC utilities ,ROBUST control ,DISTRIBUTED power generation ,ELECTRICITY - Abstract
Copyright of Revista Técnica Energía is the property of Centro Nacional de Control de Energia CENACE and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2024
- Full Text
- View/download PDF
3. Hybrid Active Power Filter (APF) with Photovoltaic Generation integration for Voltage Profile Improvement.
- Author
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Llumitaxi, W., Pavón, W., Ortiz, L., and Pozo, N.
- Subjects
- *
ELECTRIC power filters , *PHOTOVOLTAIC power generation , *VOLTAGE control , *ELECTRIC current regulators , *HARMONIC distortion (Physics) - Abstract
The paper presents the design and implementation of a hybrid active power filter (APF), which aims to achieve the voltage levels correction, when they are affected by the photovoltaic generation integration within the electrical distribution network. To achieve the proposed objective, the spatial vector modulation control technique is implemented, resulting in the reduction of current and voltage harmonics. The proposed design is tested on the IEEE 13-bus test system, in MATLAB/Simulink. The proposed strategy has excellent results and allows the photovoltaic energy systems integration in distribution stage. Depending on the selection of the high-potential APF, it will determine how significant the correction is on the voltage profile. Finally, the system has load disturbances and harmonics distortion reduction. [ABSTRACT FROM AUTHOR]
- Published
- 2022
- Full Text
- View/download PDF
4. Multilevel inverter D-STATCOM for reducing total harmonic distortion in a non-linear loads electrical distribution system.
- Author
-
Callacando, M., Pavón, W., and Ortiz, L.
- Subjects
- *
ELECTRIC inverters , *HARMONIC distortion (Physics) , *ELECTRICAL load , *ELECTRIC power distribution grids , *ELECTRIC power system control - Abstract
The paper presents a D-STATCOM Multilevel Cascade Inverter model, which bases on synchronous reference frame control strategy to reduce the current total harmonic distortion. The non-linear loads produce this current harmonic distortion when this load is connected to the analysis bus. The harmonic content of the network is evaluated before and after the strategy compensation. There are different connection and disconnection times of the compensator, to differentiate between distorted waveforms and perfect sine waves. As a result, it is established the strategy performance. The system implementation was carried in MATLAB and Simulink platform, to do the simulation and analysis of the research result. The THD reduction underline the reliability of the proposed strategy. [ABSTRACT FROM AUTHOR]
- Published
- 2022
- Full Text
- View/download PDF
5. Filtro Activo de Potencia (APF) Híbrido con integración de Generación Fotovoltaica para la Mejora del Perfil de Tensión.
- Author
-
Llumitaxi, W., Pavón, W., Ortiz, L., and Pozo, N.
- Subjects
PHOTOVOLTAIC power systems ,HYBRID power ,SYSTEM integration ,ELECTRIC power filters ,PHOTOVOLTAIC power generation ,TEST systems ,VECTOR control - Abstract
Copyright of Revista Técnica Energía is the property of Centro Nacional de Control de Energia CENACE and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
6. Inversor D-STATCOM multinivel aplicado para la reducción de la distorsión armónica total en un sistema de distribución eléctrica con cargas no lineales.
- Author
-
Callacando, M., Pavón, W., and Ortiz, L.
- Subjects
SINE waves ,BUSES - Abstract
Copyright of Revista Técnica Energía is the property of Centro Nacional de Control de Energia CENACE and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
7. Victim compensation schemes in India (Gujarat, Delhi, Telangana and Kerala).
- Author
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Gupta, Priyanshi and Gupta, Neeraj Kumar
- Subjects
VICTIM compensation ,CRIMINAL reparations ,CRIMINAL justice system ,JUSTICE administration ,CRIMINAL procedure - Abstract
Copyright of Passagens: International Review of Political History & Legal Culture is the property of Passagens: International Review of Political History & Legal Culture and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
8. Mekaron Nhyrunkwa: reconhecimento do território cultural Mebêbgôkre a partir do acidente do voo Gol 1907.
- Author
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Waurá Txucarramãe, Mayalu Kokometi, de Fátima Araújo, Kárita, and Modolo Teixeira, Vinicius
- Subjects
SOCIAL conflict ,SOCIAL & economic rights ,INDIGENOUS peoples ,ETHNIC groups ,STRUGGLE - Abstract
Copyright of Revista Ateliê Geográfico is the property of Revista Atelie Geografico and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
9. Mantener la diferencia. La traducción del cambio de código inglés/español en la literatura latina: estudio de caso.
- Author
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Jiménez Carra, Nieves
- Subjects
ENGLISH language ,SPANISH language ,CODE switching (Linguistics) ,SOCIAL context ,LITERATURE translations ,SIGNS & symbols ,SPANISH literature - Abstract
Copyright of Estudios de Traducción is the property of Universidad Complutense de Madrid and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
10. Compensación Ambiental en Costa Rica: Legislación y alcances.
- Author
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Bonilla, Fabián, Monrós, Juan S., and Sasa, Mahinood
- Subjects
- *
ENVIRONMENTAL impact analysis , *ENVIRONMENTAL protection , *ENVIRONMENTAL management , *NATURAL resources , *CIVIL rights - Abstract
Introduction: Environmental compensation is a technical-legal instrument of environmental management used to offset damage due to non-reversible and unavoidable impacts. Usually, offset regulations are included in national environmental legislations. This paper summarizes environmental compensation legislation in Costa Rica, a country with a recognized conservation tradition and environmental awareness. Our goal is to describe how compensation is formulated in that country and identify possible regulations gaps. Methods: We carried out a systematic review of environmental legislation through the Costa Rican Legal Information System (http://www.pgrweb.go.cr/scij/avanzada_pgr.aspx), considering both regulations and pronouncements on compensation measures and mitigation. Results: The Political Constitution of Costa Rica recognizes a healthy environment as a fundamental right for all citizens. At least seven laws dealing with environmental issues and their respective regulations are currently enforced. This bulky legislation aims to protect natural resources by regulating their use and creating an assemblage of protected wild areas. However, the legislation is somewhat repetitive and open to interpretation, facilitating confusion. Actions requiring compensation are regulated in a general way, making it difficult to establish when and how to apply them. In addition, compensation is considered based on when the damage is identified and not on its level of environmental impact. Furthermore, the regulations do not make explicit the principles and goals that support the compensatory measures or how they should be carried out, briefly mentioning some actions that do not ensure that the net environmental loss is zero. Conclusions: This review reveals the need to standardize the mechanisms to determine compensatory measures at the regulatory level, also analyzing the strategies that will be followed to ensure proportionality and ecological equivalence. The legislation must emphasize the importance of compensation as a positive practice, which must be incorporated within the guidelines of the Environmental Impact Study. [ABSTRACT FROM AUTHOR]
- Published
- 2022
- Full Text
- View/download PDF
11. No apparent trade-off between the quality of nest-grown feathers and time spent in the nest in an aerial insectivore, the Tree Swallow.
- Author
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Taff, Conor C., Johnson, Brianna A., Anker, Allison T., Rodriguez, Alyssa M., Houtz, Jennifer L., Uehling, Jennifer J., and Vitousek, Maren N.
- Subjects
TREE swallow ,FEATHERS ,BIRD ecology ,BIRD defenses ,DISINVESTMENT - Abstract
Copyright of Ornithology (Oxford University Press) is the property of Oxford University Press / USA and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
12. ¿HA FRACASADO LA TEORÍA DEL LIBRE COMERCIO? UNA REVISIÓN CRÍTICA DE LA TEORÍA DE LOS TRATADOS COMERCIALES.
- Author
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SEMPERE, JAUME
- Subjects
FREE trade ,INTERNATIONAL trade ,COMMERCIAL policy ,MARKET failure ,CERTIFICATES of origin ,GOVERNMENT policy - Abstract
Copyright of Foro Internacional is the property of El Colegio de Mexico AC and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2022
- Full Text
- View/download PDF
13. La dimensión temporal de la justicia compensatoria: Sobre la reparación de injusticias históricas
- Author
-
Truccone-Borgogno, Santiago
- Subjects
Structural Injustice ,Historical Injustice ,Non-Identity ,Indigenous people ,Indígenas ,Compensación ,No identidad ,Injusticia estructural ,Injusticia histórica ,Compensation - Abstract
Este trabajo muestra que, aun si todas las personas involucradas en una injusticia histórica están muertas, ese hecho es insuficiente para afirmar que tal injusticia fue superada. En particular, mostraré que muchos descendientes de las víctimas directas de injusticias históricas pueden considerarse negativamente afectadas por sus efectos duraderos. Argumentaré también que el paso del tiempo puede reducir el deber de compensar. Por lo tanto, aunque muchos descendientes de víctimas directas que viven en el presente puedan considerarse negativamente afectadas por los efectos remanentes de la injusticia histórica en cuestión, el paso del tiempo puede hacer que la injusticia histórica sea superada, al menos en referencia a los reclamos personales por compensación conectados a los eventos injustos sufridos por sus ancestros. This paper shows that even if all people involved in some historical injustices are dead, that fact is insufficient for asserting that such injustice is superseded. In particular, I show that descendants of direct victims of historical injustices can be considered negatively affected by their lasting impacts. I also argue that the passage of time can reduce the duty to provide compensation. Therefore, although many currently living descendants of direct victims may be considered negatively affected by the lasting impacts of the historical injustice in question, the passage of time might result in the supersession of the historical injustice, at least in reference to the individual claims for compensation arising from the unjust events suffered by their predecessors.
- Published
- 2023
14. Compensación Ambiental en Costa Rica: Legislación y alcances
- Author
-
Juan Monros, Mahmood Sasa, and Fabian Bonilla-Murillo
- Subjects
compensation ,mitigation ,SETENA ,mitigación ,áreas protegidas ,protected areas ,ambiente ,compensación ,General Agricultural and Biological Sciences ,environment ,biodiversity ,biodiversidad - Abstract
Resumen Introducción: La compensación ambiental es un instrumento técnico-jurídico de gestión ambiental utilizado para compensar el daño ambiental debido a los impactos irreversibles e inevitables de proyectos de desarrollo. Por lo general, las regulaciones de compensación se incluyen en la legislación ambiental nacional. Este artículo resume la legislación de compensación ambiental en Costa Rica, un país con una reconocida tradición de conservación y conciencia ambiental. Nuestro objetivo es describir cómo se formula la compensación en ese país e identificar posibles vacíos regulatorios. Métodos: Realizamos una revisión sistemática de la legislación ambiental a través del Sistema Costarricense de Información Jurídica (http://www.pgrweb.go.cr/scij/avanzada_pgr.aspx), considerando tanto normativa como pronunciamientos sobre medidas de compensación y mitigación. Resultados: La Constitución Política de Costa Rica reconoce el medio ambiente sano como un derecho fundamental de todos los ciudadanos. Actualmente se encuentran en vigencia al menos siete leyes que tratan de temas ambientales y sus respectivos reglamentos. Esta voluminosa legislación tiene como objetivo proteger los recursos naturales regulando su uso y creando un conjunto de áreas silvestres protegidas. Sin embargo, la legislación es algo repetitiva y abierta a interpretación, lo que facilita la confusión. Las acciones que requieren compensación están reguladas de manera general, lo que dificulta establecer cuándo y cómo aplicarlas. Además, la compensación se considera en función de cuándo se identifica el daño y no debido a su nivel de impacto ambiental. Asimismo, la normativa no hace explícitos los principios y objetivos que sustentan las medidas compensatorias ni cómo deben llevarse a cabo, mencionando brevemente algunas acciones que no aseguran que la pérdida ambiental neta sea cero. Conclusiones: Esta revisión revela la necesidad de estandarizar los mecanismos para determinar las medidas compensatorias a nivel regulatorio, analizando además las estrategias que se seguirán para asegurar la proporcionalidad y la equivalencia ecológica. La legislación debe enfatizar la importancia de la compensación como práctica positiva, la cual debe ser incorporada dentro de los lineamientos del Estudio de Impacto Ambiental. Abstract Introduction: Environmental compensation is a technical-legal instrument of environmental management used to offset damage due to non-reversible and unavoidable impacts. Usually, offset regulations are included in national environmental legislations. This paper summarizes environmental compensation legislation in Costa Rica, a country with a recognized conservation tradition and environmental awareness. Our goal is to describe how compensation is formulated in that country and identify possible regulations gaps. Methods: We carried out a systematic review of environmental legislation through the Costa Rican Legal Information System (http://www.pgrweb.go.cr/scij/avanzada_pgr.aspx), considering both regulations and pronouncements on compensation measures and mitigation. Results: The Political Constitution of Costa Rica recognizes a healthy environment as a fundamental right for all citizens. At least seven laws dealing with environmental issues and their respective regulations are currently enforced. This bulky legislation aims to protect natural resources by regulating their use and creating an assemblage of protected wild areas. However, the legislation is somewhat repetitive and open to interpretation, facilitating confusion. Actions requiring compensation are regulated in a general way, making it difficult to establish when and how to apply them. In addition, compensation is considered based on when the damage is identified and not on its level of environmental impact. Furthermore, the regulations do not make explicit the principles and goals that support the compensatory measures or how they should be carried out, briefly mentioning some actions that do not ensure that the net environmental loss is zero. Conclusions: This review reveals the need to standardize the mechanisms to determine compensatory measures at the regulatory level, also analyzing the strategies that will be followed to ensure proportionality and ecological equivalence. The legislation must emphasize the importance of compensation as a positive practice, which must be incorporated within the guidelines of the Environmental Impact Study.
- Published
- 2022
15. Preponderant bilateralism between the United States and China during 2019-2021
- Author
-
Sadcidi Zerpa de Hurtado and Alberto José Hurtado Briceño
- Subjects
China ,Cooperación ,Reponderant bilateralism ,Estados Unidos ,Compensación ,Energy Engineering and Power Technology ,Bilateralismo preponderante ,Relaciones Internacionales ,United States ,Competencia ,Cooperation ,Fuel Technology ,Competence ,Compensation - Abstract
A nivel de análisis comparado, el neorrealismo e institucionalismo liberal permiten analizar variables relacionadas con el poder, el interés, el papel de las instituciones y las reglas internacionales. El objetivo de este trabajo es analizar el bilateralismo preponderante entre Estados Unidos y China durante el período 2019-2021. Para esto, se utiliza el método comparado y el estudio de caso como aporte hacia la comprensión del bilateralismo preponderante Estados Unidos-China. El resultado permite inferir que, en los ámbitos de equilibrio y difusión de poder, interdependencia económica e interdependencia tecnológica y digital, el bilateralismo preponderante entre Estados Unidos-China transita entre la compensación híbrida y la cooperación competitiva., From a comparative analysis perspective, neorealism and liberal institutionalism allow us to analyse variables related to power, interest, the role of institutions and international rules. This paper aims to analyse the preponderant bilateralism between the United States and China during the period 2019-2021. For such purpose, we will use the comparative and case study methods, as they contribute to the understanding of the preponderant US-China bilateralism. This allows thus us to infer that, in the areas of balance and diffusion of power, economic interdependence, and technological and digital interdependence, the prevailing US-China bilateralism moves between hybrid trade-offs and competitive cooperation., Instituto de Relaciones Internacionales
- Published
- 2022
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