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Erosion caused by sand particles is a serious problem facing the oil and gas industry. Predicting pipe erosion due to sand transport is a complex process in multiphase flows [...]
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This paper estimates the impact of the Golden Quadrilateral and North-South-East-West Highways in India on welfare, social inclusion, and environmental quality. The analysis [...]
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The objective of this paper is to establish a comprehensive view of societal trends that have an impact on mobility and logistics in the future. Based on a review of scientific [...]
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The energy strategy 2050 of Switzerland is aiming at a substantial reduction of the consumption of not renewable energy and of energy sources, which are harmful for the climate, [...]
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Modern communication networks offer advance and diverse applications, which require huge usage of network resources while providing quality of services to the users. Advance [...]
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Document type: Part of book or chapter of book
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Disruption of infrastructure services can cause significant social and economic losses, particularly in the event of a natural disaster. The World Bank Group and the Government [...]
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This paper assesses the relation between access to markets and cultivated land in Sub-Saharan Africa. Making use of a geo-referenced panel over three decades (1970-2005) during [...]
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Automation has been introduced more and more into the role of air traffic control (ATC). As with many other areas of human activity, automation has the objective of reducing [...]
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Document type: Book
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A unique strategic opportunity beckons Bangladesh. Dhaka, the economic powerhouse of the country, stands on the cusp of a dramatic transformation that could make it much more [...]
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This chapter reviews the history of regulation and deregulation in international air transport and discusses the positive impacts of deregulation and open skies on the tourism [...]
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Hydraulic steel structures, especially lock gates play a significant role in keeping navigation traffic uninterrupted. After a few decades of operation, many of the welded [...]
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Like in many large cities in developing countries, traffic in Grand Casablanca, Morocco, is congested and public buses are crowded. These conditions are alleviated by a combination [...]
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For astronauts and travelers in aircraft, space weather can quickly increase dose rates resulting from naturally occurring ionizing radiation by more than a 1000-fold. Historically, [...]
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The measurement of the mental workload during real tasks by means of neurophysiological signals is still challenging. The employment of Machine Learning techniques has allowed [...]
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Deep Learning requires huge amount of data with related labels, that are necessary for proper training. Thanks to modern videogames, which aim at photorealism, it is possible [...]
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This paper presents a validated set of innovative maritime solutions analyzing, based on the extended"br" Failure Mode and Effects Analysis (FMEA) methodology, the main [...]
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Air pollutants affect both human health and the environment. For this reason, environmental managers and urban planners focus their efforts in monitoring air pollution. In [...]
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The state estimation and the analysis of load flow are very important subjects in the analysis and management of Electrical Power Systems (EPS). This article describes the [...]
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Cable Direct Driven Robots (CDDRs) are a special class of parallel robots but they are formed by replacing all the supporting rigid links with cables. Compare with traditional [...]
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Los controladores MPC son buenos eliminando el error de estado estacionario aun si el sistema controlado es afectado por perturbaciones. Pero el MPC no fue pensado para mantener [...]
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For finite dimensional linear system the root-locus method is well established however for the case of delayed systems the method has some problems due to the transcendental [...]
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The rehabilitation given by robotic systems is a choice for minimizing the recovery time of a patient and boost their muscular and skeletal capacity on a limb damaged. However, [...]
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This work presents an alternative method to solve the nonlinear program (NLP) for nonlinear model predictive control (NMPC) problems. The NLP is the most computational demanding [...]
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This paper presents a research was carried out for the management of a photovoltaic system in a Microgrid, with applications and the use of tools applied to modeling and computational [...]
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An aquatic macroinvertebrates community analysis was made at Sardinas River, in the rainy and wet seasons of 2018, using macroinvertebrates as environmental bioindicators; [...]
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This paper aimed to evaluate the behavior of an Otto Cycle internal combustion of a 1.6 L engine measuring its performance by the energy and exergy balance. The energy calculation [...]
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The genus Trichoderma and to a lesser extent Purpureocillium, have been studied extensively for their properties as beneficial microorganisms and their effectiveness in disease [...]
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An efficient transport service allows a society to have economic progress and improves quality of life. Part of this structure is the issue in the determination of pricing [...]
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The purpose of this study is to compare and examine the performance of an engine, using gasoline with 92 octanes (Super), 87 octanes (Extra) and two volume mixtures of these [...]
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The aim of this study was to develop a beverage obtained from the fermentation of the soluble extract of germinated quinoa under the action of traditional yogurt cultures [...]
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The aim of this work is control the Mitsubishi RV-2JA Robot using sEMG surface electromyographic signals. The sEMG signals were obtained from the hand through a Myo bracelet [...]
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The objective of this research was to study the effect of the clarification process by tangential microfiltration (MFT) and the static clarification in cold at 6 °C for six [...]
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The use of the extract obtained as a leaching of the coconut fiber (Cocos nucifera) as a biostimulant for the remediation of a savanna soil contaminated with heavy oil was [...]
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The effect of the addition of malted quinoa (QM) and without malting (QSM) was evaluated in an Ale type beer with malted barley. Formulations containing 35 and 50% of QM and [...]
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With the objective of evaluating the repercussion of Lactobacillus acidophilus and Kluyveromyces fragilis L-4UCLV on the productive indicators and the health of the pigs in [...]
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The research consisted on evaluating parameters to obtain a quinoa beverage. Quinoa soluble protein (SP) extraction and two process conditions (addition of stabilizer and [...]
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The bromatological composition of banana peel (Musa paradisiaca) produced in Ecuador was determined and the fractions and phytochemical groups responsible for its antimicrobial [...]
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Worldwide whey production is 180 to 190 million tonnes per year, generating 1.6 billion liters of acid whey as waste. Ecuador allocates 40% of milk production to industrialization [...]
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Eggs should comply with strict quality control processes. The first step of the quality process is egg candling analysis. Egg candling is a non-destructive procedure that [...]
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The objective of this research work is to understand the behavior of water flow through gradual contraction. Computational fluid dynamics (CFD) is a useful approach to solve [...]
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In Ecuador, many communities depend on untreated surface water as the primary source of drinking water and are contaminated with fecal coliforms and Escherichia coli. The [...]
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The crawling of babies is the way to discover and learn their motor, cognitive, social, and emotional functions, among others. Because of this, infants are exposed to different [...]
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This paper shows a comparison between two linear controllers, a PI-LQR and a Soft-Constrained MPC applied to a Four-Tank process, which main characteristics are the nonlinearities, [...]
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Information security is a growing concern in companies and organizations, being even higher when linked to financial platforms where sensitive information exists. This article [...]
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Evidence of pollution by heavy metals have been detected in the city of Guayaquil, province of Guayas, coastal Ecuador. The water and sediment in the mangrove environs of [...]
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Today, the population of elderly people has increased significantly in relation to the total world population. In recent years, this segment of population has shown a greater [...]
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The last developments in worlwide technology and the continuous grow in telecommunications have resulted in the requirement to make available the information generated by [...]
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This research has two main objectives. First, to determine experimentally the relationship between RSSI and distance. Second, with trilateration techniques, to establish the [...]
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Nowadays, the use of mobile devices is increasingly frequent. In many occasions they are used as a means of entertainment for people through video games. Serious games is [...]
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Knowing the opinion of a sector of the population can be as important to launch a product in marketing, as to know the opinion of voters, in politics. In Ecuador, the social [...]
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This study describes the process for the creation of a quality model that evaluates Learning Objects in terms of technology and didactics by using i* notation. In order to [...]
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Virtual reality technologies enable the representation of a vast array of existing and fictitious environments into virtual, digital scenes. These scenes allow for the easy [...]
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Commonly, the most of organizations tend to manage the timetables of their employees according to traditional guidelines (imposing an 8-hour work day). The primary objective [...]
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The work presents the performance of the MapReduce technique to reconstruct the load curve from a previously stored amount of information coming from smart metering of electrical [...]
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Cloud computing services are nowadays advertised as an emerging business model. Moreover, these services bring innovative solutions in a more sophisticated competitive market. [...]
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The large amount of petroleum coke produced in Venezuela, leadsed to its use as a filtering controller in oil-based fluids. Initially, the coke was subjected to an oil extraction [...]
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For the construction of the specimens welded by the GMAW process of the aluminum alloy 5086-H116, advance speeds of 300, 400, 500, 600 and 700 mm / min are used that are within [...]
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To promote conservation processes it is essential to know the biodiversity under analysis. The objective of the present work was to determine the composition, diversity and [...]
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Afforestation and reforestation programs with emphasis on ecological sustainability focus their efforts on the protection of water sources, eroded soils recovery, and the [...]
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Purpose of this paper is the review of the literature and analyze the progress and application that battery technologies have made in the automotive industry, due to the implementation [...]
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At present it is very important to estimate the contribution of the vehicle fleet in the inventories of polluting emissions for the city of Quito due to its geographical characteristic [...]
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The cyanobacteria Cylindrospermopsis raciborskii, is a fresh water ubiquitous species from tropical to temperate weather. It is potentially capable of producing toxins. [...]
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Alternative processes for the clarification of used cooking oil (UCO) and the discoloration of red palm oil (RPO) were evaluated. The clarification of UCO consisted of two [...]
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Nowadays, industrial automation systems must optimize control techniques and communication integration of their processes, to introduce concepts given by Industry 4.0. To [...]
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The increase of time in the process of dry of cocoa and the problematic winter season motivated in realizing an automatic drying machine for cocoa that fulfills the characteristics [...]