871 resultados para Practical exercises
Resumo:
Background. In public health preparedness, disaster preparedness refers to the strategic planning of responses to all types of disasters. Preparation and training for disaster response can be conducted using different teaching modalities, ranging from discussion-based programs such as seminars, drills and tabletop exercises to more complex operation-based programs such as functional exercises and full-scale exercises. Each method of instruction has its advantages and disadvantages. Tabletop exercises are facilitated discussions designed to evaluate programs, policies, and procedures; they are usually conducted in a classroom, often with tabletop props (e.g. models, maps or diagrams). ^ Objective. The overall goal of this project was to determine whether tabletop exercises are effective teaching modalities for disaster preparedness, with an emphasis on intentional chemical exposure. ^ Method. The target audience for the exercise was the Medical Reserve Brigade of the Texas State Guard, a group of volunteer healthcare providers and first responders who prepare for response to local disasters. A new tabletop exercise was designed to provide information on the complex, interrelated organizations within the national disaster preparedness program that this group would interact with in the event of a local disaster. This educational intervention consisted of a four hour multipart program that included a pretest of knowledge, lecture series, an interactive group discussion using a mock disaster scenario, a posttest of knowledge, and a course evaluation. ^ Results. Approximately 40 volunteers attended the intervention session; roughly half (n=21) had previously participated in a full scale drill. There was an 11% improvement in fund of knowledge between the pre- and post-test scores (p=0.002). Overall, the tabletop exercise was well received by those with and without prior training, with no significant differences found between these two groups in terms of relevance and appropriateness of content. However, the separate components of the tabletop exercise were variably effective, as gauged by written text comments on the questionnaire. ^ Conclusions. Tabletop exercises can be a useful training modality in disaster preparedness, as evidenced by improvement in knowledge and qualitative feedback on its value. Future offerings could incorporate recordings of participant responses during the drill, so that better feedback can be provided to them. Additional research should be conducted, using the same or similar design, in different populations that are stakeholders in disaster preparedness, so that the generalizability of these findings can be determined.^
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InGen of Creative Production in the Health Sciences is a compendium of innovative thinking exercises for individuals and groups, derived from an eclectic array of practical guides for professionals in a variety of fields. Segmented into five subcategories across twenty two chapters, the effort seeks to make techniques for increasing innovative problem solving more accessible to a diverse audience of problem solvers. The chapters of Roberta Ness. Innovation Generation (2012, Oxford University Press) provide the themes for each of the chapters in the workbook. It is intended that those who read Ness. Innovation Generation will benefit from practicing the constructs of innovative thinking exemplified in each exercise.^ The methods used to gather data, in this case mostly innovative thinking exercises, included literature reviews of existing innovative thinking tools, classroom materials, and theory-driven exploration of exercises to fill in gaps in extant materials. Specifically, Google.com and Amazon.com searches were conducted using the terms “innovation,” “innovative,” “innovator,” “creative,” “novelty,” “thinking,” together with some variance of “book,” “workbook,” and “exercise.” The results were sorted thematically to show correspondence with the themes in Ness (2012) and compared to suggested best practices of 50 years of scientific research on innovative thinking. Where themes were suggested by Ness (2012) and peer-reviewed research on innovation but unavailable in published innovation thinking workbooks, new exercises were developed. The five type subcategories into which these results were organized are: individual direct, individual indirect, group direct, group indirect and probing question. It is anticipated that the five type subcategories and spectrum of themes will equip problem solvers in a variety of capacities.^
Resumo:
Esta tesis problematiza los vínculos entre las sociedades y sus entornos. "Ecología" y "Praxis Ambiental" constituyen dos polos en tensión. Son palabras que remiten a sistemas de entidades Ecología y Praxis Ambiental, lejos de constituirse desde una red semántica y simbólica afín, aparecen en las prácticas como términos muchas veces antagónicos. Vivimos en un mundo afectado por una crisis ambiental sin parangones producto de las intervenciones humanas en el contexto de las prácticas productivas capitalistas globalizadas. Esta tesis busca contrastar ciertas conceptualizaciones abstractas con los fenómenos concretos cuya contundencia se nos impone. Sigo un camino que parte de la revisión de la ecología como disciplina científica, su articulación (o no) con los movimientos ambientalista para, desde estos sitios de acción, investigación y movilización, avanzar sobre los temas que permanecen como problemas. Tomé como guía la problemática dualidad sobre la que se edificó el pensamiento y la praxis moderna: la escisión antagónica y excluyente entre sociedad y naturaleza, asociada a la idea del hombre como ser de máximo desarrollo, cuya cercanía a la razón permitía justificar su dominio sobre todo lo no-humano, fundamento de la evaluación de lo diferente en términos peyorativos. Exploro el modo en que "lo natural" se consideró como menos desarrollado, con potencialidades que sólo lograría en caso de estar dominado por un ser efectivamente desarrollado y adopto las revisiones en torno a conceptos claves como género, etnia y clase para discutir la noción de naturaleza que subyace en esa presunción de dominio. La metodología de estudio siguió algunas premisas. La primera de ellas es que la edificación de las ideas es un proceso eminentemente histórico. La segunda es que los conceptos, lejos de edificarse desde ejercicios abstractos, se constituyen en permanente vínculo con el plano de las prácticas. La tercera es que en el fondo de la red simbólica antes mencionada se encuentra el paternalismo como diferenciación fundamental. A modo de esquema general, las herramientas adoptadas para analizar escenarios y elaborar reflexiones pueden resumirse en los siguientes puntos:La indagación en las formas hegemónicas de discurso-dominio en la ecología científica. La apropiación de la perspectiva feminista como discurso contrahegemónico.La revisión de las formas específicas de dominio como clave reconstructiva.El análisis de las prácticas instituidas, en las prácticas científicas y las esferas de gobierno, a la luz de modos alternativos que implican el reconocimiento de prácticas sociales y saberes edificados desde la experiencia.A partir de remover la idea de naturaleza que subyace en las reflexiones problematizadas, impugno que la única organización social posible sea jerárquica. Desde aquí argumento en contra de uno de los principales argumentos totalitarios, la visión de los intereses de la naturaleza como opuestos a los humanos, destacando la necesidad de abandonar la dualidad para no llegar al consecuente incremento de formas opresivas. En el cierre desmonto el carácter construido de lo normal, desnaturalizo lo natural para repensarnos como seres humanos capaces de cambiar aquello que consideramos injusto.
Resumo:
Esta tesis problematiza los vínculos entre las sociedades y sus entornos. "Ecología" y "Praxis Ambiental" constituyen dos polos en tensión. Son palabras que remiten a sistemas de entidades Ecología y Praxis Ambiental, lejos de constituirse desde una red semántica y simbólica afín, aparecen en las prácticas como términos muchas veces antagónicos. Vivimos en un mundo afectado por una crisis ambiental sin parangones producto de las intervenciones humanas en el contexto de las prácticas productivas capitalistas globalizadas. Esta tesis busca contrastar ciertas conceptualizaciones abstractas con los fenómenos concretos cuya contundencia se nos impone. Sigo un camino que parte de la revisión de la ecología como disciplina científica, su articulación (o no) con los movimientos ambientalista para, desde estos sitios de acción, investigación y movilización, avanzar sobre los temas que permanecen como problemas. Tomé como guía la problemática dualidad sobre la que se edificó el pensamiento y la praxis moderna: la escisión antagónica y excluyente entre sociedad y naturaleza, asociada a la idea del hombre como ser de máximo desarrollo, cuya cercanía a la razón permitía justificar su dominio sobre todo lo no-humano, fundamento de la evaluación de lo diferente en términos peyorativos. Exploro el modo en que "lo natural" se consideró como menos desarrollado, con potencialidades que sólo lograría en caso de estar dominado por un ser efectivamente desarrollado y adopto las revisiones en torno a conceptos claves como género, etnia y clase para discutir la noción de naturaleza que subyace en esa presunción de dominio. La metodología de estudio siguió algunas premisas. La primera de ellas es que la edificación de las ideas es un proceso eminentemente histórico. La segunda es que los conceptos, lejos de edificarse desde ejercicios abstractos, se constituyen en permanente vínculo con el plano de las prácticas. La tercera es que en el fondo de la red simbólica antes mencionada se encuentra el paternalismo como diferenciación fundamental. A modo de esquema general, las herramientas adoptadas para analizar escenarios y elaborar reflexiones pueden resumirse en los siguientes puntos:La indagación en las formas hegemónicas de discurso-dominio en la ecología científica. La apropiación de la perspectiva feminista como discurso contrahegemónico.La revisión de las formas específicas de dominio como clave reconstructiva.El análisis de las prácticas instituidas, en las prácticas científicas y las esferas de gobierno, a la luz de modos alternativos que implican el reconocimiento de prácticas sociales y saberes edificados desde la experiencia.A partir de remover la idea de naturaleza que subyace en las reflexiones problematizadas, impugno que la única organización social posible sea jerárquica. Desde aquí argumento en contra de uno de los principales argumentos totalitarios, la visión de los intereses de la naturaleza como opuestos a los humanos, destacando la necesidad de abandonar la dualidad para no llegar al consecuente incremento de formas opresivas. En el cierre desmonto el carácter construido de lo normal, desnaturalizo lo natural para repensarnos como seres humanos capaces de cambiar aquello que consideramos injusto.
Resumo:
Esta tesis problematiza los vínculos entre las sociedades y sus entornos. "Ecología" y "Praxis Ambiental" constituyen dos polos en tensión. Son palabras que remiten a sistemas de entidades Ecología y Praxis Ambiental, lejos de constituirse desde una red semántica y simbólica afín, aparecen en las prácticas como términos muchas veces antagónicos. Vivimos en un mundo afectado por una crisis ambiental sin parangones producto de las intervenciones humanas en el contexto de las prácticas productivas capitalistas globalizadas. Esta tesis busca contrastar ciertas conceptualizaciones abstractas con los fenómenos concretos cuya contundencia se nos impone. Sigo un camino que parte de la revisión de la ecología como disciplina científica, su articulación (o no) con los movimientos ambientalista para, desde estos sitios de acción, investigación y movilización, avanzar sobre los temas que permanecen como problemas. Tomé como guía la problemática dualidad sobre la que se edificó el pensamiento y la praxis moderna: la escisión antagónica y excluyente entre sociedad y naturaleza, asociada a la idea del hombre como ser de máximo desarrollo, cuya cercanía a la razón permitía justificar su dominio sobre todo lo no-humano, fundamento de la evaluación de lo diferente en términos peyorativos. Exploro el modo en que "lo natural" se consideró como menos desarrollado, con potencialidades que sólo lograría en caso de estar dominado por un ser efectivamente desarrollado y adopto las revisiones en torno a conceptos claves como género, etnia y clase para discutir la noción de naturaleza que subyace en esa presunción de dominio. La metodología de estudio siguió algunas premisas. La primera de ellas es que la edificación de las ideas es un proceso eminentemente histórico. La segunda es que los conceptos, lejos de edificarse desde ejercicios abstractos, se constituyen en permanente vínculo con el plano de las prácticas. La tercera es que en el fondo de la red simbólica antes mencionada se encuentra el paternalismo como diferenciación fundamental. A modo de esquema general, las herramientas adoptadas para analizar escenarios y elaborar reflexiones pueden resumirse en los siguientes puntos:La indagación en las formas hegemónicas de discurso-dominio en la ecología científica. La apropiación de la perspectiva feminista como discurso contrahegemónico.La revisión de las formas específicas de dominio como clave reconstructiva.El análisis de las prácticas instituidas, en las prácticas científicas y las esferas de gobierno, a la luz de modos alternativos que implican el reconocimiento de prácticas sociales y saberes edificados desde la experiencia.A partir de remover la idea de naturaleza que subyace en las reflexiones problematizadas, impugno que la única organización social posible sea jerárquica. Desde aquí argumento en contra de uno de los principales argumentos totalitarios, la visión de los intereses de la naturaleza como opuestos a los humanos, destacando la necesidad de abandonar la dualidad para no llegar al consecuente incremento de formas opresivas. En el cierre desmonto el carácter construido de lo normal, desnaturalizo lo natural para repensarnos como seres humanos capaces de cambiar aquello que consideramos injusto.
Resumo:
The literature on the use of free trade agreements (FTAs) has recently been growing because it is becoming more important to encourage the use of current FTAs than to increase the number of FTAs. In this paper, we discuss some practical issues in the computation of FTA utilization rates, which provide a useful measure to discover how much FTA schemes are used in trade. For example, compared with the use of customs data on FTA utilization in imports, when using certificates of origin data on FTA utilization in exports, there are several points about which we should be careful. Our practical guidance on the computation of FTA utilization rates will be helpful when computing such rates and in examining the determinants of those rates empirically.
Resumo:
The research work as presented in this article covers the design of detached breakwaters since they constitute a type of coastal defence work with which to combat many of the erosion problems found on beaches in a stable, sustainable fashion. The main aim of this work is to formulate a functional and environmental (but not structural) design method, enabling the fundamental characteristics of a detached breakwater to be defined as a function of the effect it is wished to induce on the coast, and taking into account variables of a different nature (climate, geomorphology and geometry) influencing the changes the shoreline undergoes after its construction. With this article, it is intended to submit the final result of the investigation undertaken, applying the detached breakwater design method as developed to solving a practical case. Thus it may be shown how the method enables a detached breakwater’s geometric pre-sizing to be tackled at a place on the coast with certain climate, geomorphology and littoral dynamic characteristics, first setting the final state of equilibrium it is wanted to obtain therein after its construction.
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Some requirements for engineering programmes, such as an ability to use the techniques, skills and modern engineering tools necessary for engineering practice, as well as an understanding of professional and ethical responsibility or an ability to communicate effectively, need new activities designed for measuring students’ progress. Negotiations take place continuously at any stage of a project and, so, the ability of engineers and managers to effectively carry out a negotiation is crucial for the success or failure of projects and businesses. Since it involves communication between individuals motivated to come together in an agreement for mutual benefit, it can be used to enhance these personal abilities. The main objective of this study was to evaluate the adequacy of mixing playing sessions and theory to maximise the students’ strategic vision in combination with negotiating skills. Results show that the combination of playing with theoretical training teaches students to strategise through analysis and discussion of alternatives. The outcome is then more optimised.
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With the introduction of the European Higher Education Area and the development of the "Bologna" method in learning certain technological subjects, a pilot assessment procedure was launched in the "old" plan to observe, monitor and analyze the acquiring knowledge of senior students in various academic courses. This paper is a reflection on culture and knowledge. Will students accommodate to get a lower score on tests because they know they have a lot of tooltips to achieve their objectives?. Are their skills lower for these reason?.
Resumo:
This paper describes a practical activity, part of the renewable energy course where the students have to build their own complete wind generation system, including blades, PM-generator, power electronics and control. After connecting the system to the electric grid the system has been tested during real wind scenarios. The paper will describe the electric part of the work surface-mounted permanent magnet machine design criteria as well as the power electronics part for the power control and the grid connection. A Kalman filter is used for the voltage phase estimation and current commands obtained in order to control active and reactive power. The connection to the grid has been done and active and reactive power has been measured in the system.
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This work presents a solution for the aerial coverage of a field by using a fleet of aerial vehicles. The use of Unmanned Aerial Vehicles allows to obtain high resolution mosaics to be used in Precision Agriculture techniques. This report is focus on providing a solution for the full simultaneous coverage problem taking into account restrictions as the required spatial resolution and overlap while maintaining similar light conditions and safety operation of the drones. Results obtained from real field tests are finally reported
Application of the Extended Kalman filter to fuzzy modeling: Algorithms and practical implementation
Resumo:
Modeling phase is fundamental both in the analysis process of a dynamic system and the design of a control system. If this phase is in-line is even more critical and the only information of the system comes from input/output data. Some adaptation algorithms for fuzzy system based on extended Kalman filter are presented in this paper, which allows obtaining accurate models without renounce the computational efficiency that characterizes the Kalman filter, and allows its implementation in-line with the process
Resumo:
Global linear instability theory is concerned with the temporal or spatial development of small-amplitude perturbations superposed upon laminar steady or time-periodic threedimensional flows, which are inhomogeneous in two (and periodic in one) or all three spatial directions.1 The theory addresses flows developing in complex geometries, in which the parallel or weakly nonparallel basic flow approximation invoked by classic linear stability theory does not hold. As such, global linear theory is called to fill the gap in research into stability and transition in flows over or through complex geometries. Historically, global linear instability has been (and still is) concerned with solution of multi-dimensional eigenvalue problems; the maturing of non-modal linear instability ideas in simple parallel flows during the last decade of last century2–4 has given rise to investigation of transient growth scenarios in an ever increasing variety of complex flows. After a brief exposition of the theory, connections are sought with established approaches for structure identification in flows, such as the proper orthogonal decomposition and topology theory in the laminar regime and the open areas for future research, mainly concerning turbulent and three-dimensional flows, are highlighted. Recent results obtained in our group are reported in both the time-stepping and the matrix-forming approaches to global linear theory. In the first context, progress has been made in implementing a Jacobian-Free Newton Krylov method into a standard finite-volume aerodynamic code, such that global linear instability results may now be obtained in compressible flows of aeronautical interest. In the second context a new stable very high-order finite difference method is implemented for the spatial discretization of the operators describing the spatial BiGlobal EVP, PSE-3D and the TriGlobal EVP; combined with sparse matrix treatment, all these problems may now be solved on standard desktop computers.
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In this paper, a system that allows applying precision agriculture techniques is described. The application is based on the deployment of a team of unmanned aerial vehicles that are able to take georeferenced pictures in order to create a full map by applying mosaicking procedures for postprocessing. The main contribution of this work is practical experimentation with an integrated tool. Contributions in different fields are also reported. Among them is a new one-phase automatic task partitioning manager, which is based on negotiation among the aerial vehicles, considering their state and capabilities. Once the individual tasks are assigned, an optimal path planning algorithm is in charge of determining the best path for each vehicle to follow. Also, a robust flight control based on the use of a control law that improves the maneuverability of the quadrotors has been designed. A set of field tests was performed in order to analyze all the capabilities of the system, from task negotiations to final performance. These experiments also allowed testing control robustness under different weather conditions.