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Enfoque UTE

Number Vol.10-N.1, 2019

  • pp. 97 - 116
    Assessment of the value chain of Peruvian cacao (Theobroma cacao l.)
    Authors: Jorge Hilario Guzmán, G C Chire Fajardo
    Number of views: 1588
  • pp. 89 - 96
    Physical chemical evaluation of pitahaya fruit (Selenicereus megalanthus) in different development stages
    Authors: Andrea Sotomayor Correa, Soledad Pitizaca, Maritza Sánchez, Armando Burbano, Alejandra Díaz, José Nicolalde, William Viera, Carlos Caicedo, Yadira Vargas
    Number of views: 684
  • pp. 26 - 40
    Sustainable management for the production of biofungicides and strengthening of the Venezuelan agricultural bio-inputs sector
    Authors: Griselda Tamara Colmenares Lima; Miguel Asdrúbal Arcia Montezuma
    Number of views: 389
  • pp. 185 - 196
    Bioremediation of hydrocarbons in wastewater with mixed culture of microorganisms: case car washers Puyango
    Authors: Judit García, Daniel Peñafiel Heredia, Remberto Rodríguez
    Number of views: 513
  • pp. 197 - 204
    Typical meteorological year based on the precipitation of Nanegalito and Pacto-Ecuador
    Authors: Francisco Rodríguez, Andrea Castro, Freddy Marín, Gloria Roldán, Fausto Viteri Moya
    Number of views: 398
  • pp. 1 - 12
    Optimal PMU placement considering N-1contingencies constraints in electrical power systems
    Authors: Diego Francisco Carrión Galarza, Jorge Wilson González Sánchez
    Number of views: 477
  • pp. 13 - 25
    Parallel robot prototype driven by four cables: experimental results
    Authors: Marco Antonio Herrera, Nelson Sotomayor, Oscar Camacho
    Number of views: 521
  • pp. 41 - 53
    Sliding Mode Control Based on Internal Model for a Non-minimum phase Buck and Boost Converter
    Authors: Byron Cajamarca, Óscar Camacho Quintero, Danilo Chávez, Paulo Leica, Marcelo Pozo
    Number of views: 472
  • pp. 117 - 127
    Development and innovation of electronic systems in an automobile: a review
    Authors: Marco Noroña, Manuel Gómez
    Number of views: 799
  • pp. 128 - 140
    Modeling and simulation of plastic deformation of Aluminium ASTM A1200 during mechanical conformed process
    Authors: Luis C Juiña, Víctor H Cabrera, Nancy V Moreno, Cristian A Anrango
    Number of views: 609
  • pp. 141 - 152
    Optimal allocation of communications resources for energy management systems
    Authors: Milton Gonzalo Ruiz Maldonado, Esteban Inga
    Number of views: 453
  • pp. 153 - 172
    Mechatronic device for the analysis and mitigation of involuntary movements in people with Parkinson's disease
    Authors: Gabriel Eduardo Rivera Cárdenas, Vladimir Bonilla, Moya Marcelo, Guillermo Mosquera, Anatoly Vitalyevich Litvin
    Number of views: 612
  • pp. 173 - 184
    Motion simulation of a hexapod robot in virtual reality environments
    Authors: Jonnathan Chamba, Miguel Sánchez, Marcelo Javier Moya, Joaquín Noroña, Rafael Franco
    Number of views: 449
  • pp. 205 - 217
    Analysis of the use of micro DC/DC converters focused on the maximum extraction of energy in photovoltaic farm
    Authors: Juan Vargas, Jorge Luis Medina Mora, Marcelo Pozo, Eduardo Ávila, NATALY POZO, GABRIEL SALAZAR
    Number of views: 703
  • pp. 234 - 246
    Automatic device to manufacture paraffin rings used in the Textile Industry
    Authors: Luis Armando Hidalgo Aguilera, Santiago David Morejón Bravo
    Number of views: 415
  • pp- 54 - 64
    Where to park? Architecture and implementation of an empty parking lot, automatic recognition system
    Authors: Héctor Ávalos, Estevan Gómez, Diego Guzmán, Diego Ordóñez-Camacho, Jéssica Román, Oswaldo Taipe
    Number of views: 540
  • pp. 65 - 76
    Model to estimate the effort required by automation of business processes
    Authors: Yaimara Granados Hondares, Gheisa Lucia Ferreira Lorenzo
    Number of views: 503
  • pp. 218 - 233
    A visual analytics architecture for the analysis and understanding of software systems
    Authors: Antonio González-Torres, José Navas-Sú, Marco Hernández-Vásquez, Franklin Hernández-Castro, Jennier Solano-Cordero
    Number of views: 446
  • pp. 247 - 257
    Enterprise Architecture, an enabler of change and knowledge management
    Authors: Oswaldo Moscoso-Zea, Joel Paredes-Gualtor, Sergio Luján-Mora
    Number of views: 376
  • pp. 77 - 88
    Reduction of the Probability of Occurrence of Differential Pressure Sticking Through the Use of Diesel on Water Based Drilling Fluids
    Authors: David Esteban Almeida Campana, Marco Loaiza, Raul Valencia
    Number of views: 430

Number Vol-10-N.4, 2019

  • pp. 1 - 12
    Physical and chemical properties of cacao cultivars (Theobroma cacao L.) from Ecuador and Peru
    Authors: Jacinto Atanacio Andrade, J. Rivera-García, G. C. Chire-Fajardo, M. O. Ureña-Peralta
    Number of views: 333
  • pp. 57 - 66
    Fruit Quality and Post-Harvest Losses of Organic Bananas (Musa acuminata) in Ecuador
    Authors: Mauricio Racines-Oliva, Pablo Moncayo, William Viera, María Seraquive
    Number of views: 348
  • pp. 67 - 77
    In Vitro Organic Control Alternatives for Dactylonectria torresensis in Blackberry (Rubus glaucus) in Ecuador
    Authors: M. Racines-Oliva, Evelin Alexandra Tamayo-Gutiérrez, M. Jarrín, F. Báez, C. Tello
    Number of views: 294
  • pp. 13 - 27
    Effect of the filling percentage on tensile strength in 3D desktop printing for different printing patterns, using a randomized design of experiments
    Authors: Juan Carlos Parra Mena, Erling Ricardo Gallardo Vizuete, Erick Damian Torres Peñaloza
    Number of views: 310
  • pp. 28 - 44
    Evaluation of a wireless Broadband Network for VoIP in Huaytará
    Authors: Luis Alberto Núñez-Lira, Marco Aurelio Rosario Villarreal, Javier Francisco Javier Márquez Camarena, Janeth Bertha Mariño Arroyo
    Number of views: 352
  • pp. 45 - 56
    Implementation of a Wireless Sensor Network for Electric Light Bulb Management Using IPv6
    Authors: Carlos Roberto Egas, Darío Viracocha, Juan Rivera
    Number of views: 306

Number Vol.9-N.4, 2018

  • pp. 145 - 153
    Quality parametres of four types of formulations based on Trichoderma asperellum and Purpuricillium lilacinum
    Authors: William Viera, Michelle Noboa, Johana Bermeo, Francisco Báez, Trevor Jackson
    Number of views: 458
  • pp. 154 - 167
    Analysis of benthic macroinvertebrates and biotic indices to evaluate water quality in Sardina´s river, Ecuadorian Chocó Andino
    Authors: Verónica Machado, Roberto Granda, Alexandra Endara González
    Number of views: 417
  • pp. 180 - 193
    Evaluation of the extract obtained as leached of coconut (Cocos nucifera) fiber as a bioestimulant in remediation of a soil contaminated with oil
    Authors: Tomás Darío Marín Velásquez, Creisvy Nazaret Gota Díaz, Thania Carolina Ortiz Pinto
    Number of views: 387
  • pp. 131 - 144
    Potential of aquatic plants for the removal total coliforms and Escherichia coli in wastewaters
    Authors: R León, Beatriz Margarita Pernía Santos, Rosa Siguencia, S Franco, A Noboa, Xavier Cornejo
    Number of views: 520
  • pp. 120 - 130
    The Extended Kalman Filter in the Dynamic State Estimation of Electrical Power Systems
    Authors: Holger Ignacio Cevallos Ulloa, Gabriel Intriago, Douglas Plaza, Roger Idrovo
    Number of views: 574
  • pp. 110 - 119
    Sliding modes control for a heat Exchange system: experimental validation
    Authors: Maribel Cecilia Pérez Pirela, Juan Paulo García Sandoval
    Number of views: 436
  • pp. 99 - 109
    A Fuzzy Sliding Mode Controller for Planar 4-Cable Direct Driven Robot
    Authors: Xavier Iván Aguas, Andrés Cuaycal, Israel Paredes, Marco Herrera, MSc
    Number of views: 465
  • pp. 77 - 87
    Fault Tolerant MPC Controller for Electric Heater Control
    Authors: Raúl Esteban Alzate, Diego Martinez, Juan Carlos Mena, Bernado Sabogal, Jimmy Tombe
    Number of views: 421
  • pp. 69 - 76
    Root-Locus Analysis of Delayed First and Second Order Systems
    Authors: Moisés Ríos Flores, J.F. Marquez-Rubio, B. del Muro-Cuellar, E. Aranda-Bricaire
    Number of views: 1578
  • pp. 57 - 68
    Concurrent design of a lower limb rehabilitation mechanism
    Authors: José Saúl Muñoz Reina, Miguel Gabriel Villarreal Cervantes, Leonel German Corona Ramirez, Robero Castro Medina
    Number of views: 384
  • pp. 45 - 56
    Fractional order modeling of a nonlinear electromechanical system
    Authors: Carlos Enrique Mejia Salazar, Julián Esteban Rendón Roldán
    Number of views: 536
  • pp. 33 - 44
    Event-Triggered Control for a Three DoF Manipulator Robot
    Authors: Saul Enrique Benitez-Garcia, Miguel Gabriel Villarreal-Cervantes
    Number of views: 441
  • pp. 24 - 32
    Predictive ADRC Control Using LMI
    Authors: Hanna Khalil Aboukheir Hernandez
    Number of views: 440
  • pp. 13 - 23
    Efficient solution of nonlinear model predictive control by a restricted enumeration method
    Authors: Jhon Alexander Isaza Hurtado, Diego A Muñoz, Hernán Álvarez
    Number of views: 395
  • pp. 1 - 12
    Data analysis and tools applied to modeling and simulation of a PV system in Ecuador
    Authors: Darío Javier Benavides Padilla, F Jurado, Luis G González
    Number of views: 529
  • pp. 221 - 232
    Energy and exergy evaluation in a 1.6L Otto cycle internal combustion engine
    Authors: Edilberto Antonio Llanes Cedeño, José Bolívar Carguachi-Caizatoa, Juan Carlos Rocha-Hoyos
    Number of views: 948
  • pp. 194 - 207
    Analysis of the methodology for rate determination in commercial transportation service of conventional and executive taxis
    Authors: Gabriela Duque E, Iván Orellana O, Mateo Coello, Daniel Cordero-Moreno
    Number of views: 400
  • pp. 208 - 220
    Study of the dynamic performance of an Otto engine using mixtures two types of “Extra and Super” gasolines
    Authors: Alex Rodolfo Guzmán, Eduardo Cueva, Alexander Peralvo, Milton Revelo, Alexis Armas
    Number of views: 553
  • pp. 168 - 179
    Discovering behavioral patterns among air pollutants: A data mining approach
    Authors: Diana Arce, Fernando Lima, Marcos Patricio Orellana Cordero, John Ortega, Chester Sellers, Patricia Ortega
    Number of views: 432
  • pp. 88 - 98
    Modelling of Learning Styles in Relation to University- level Lectures
    Authors: Ruth Cueva, Diego Salazar, Gabriel Francisco Grijalva
    Number of views: 366

Number Vol.9-N.3, 2018

  • pp. 1 - 11
    Production of a fermented drink based on quinoa (Chenopodium quinoa)
    Authors: Roberto Maldonado Jibaja, Paola Carrillo Herrera, Lucía Ramírez Cárdenas, Francisco Carvajal Larenas
    Number of views: 678
  • pp. 93 - 105
    Reduction of the variability of a water demineralization process by ion exchange; for the production of soft drinks.
    Authors: Edgar Walter Vasquez Reino
    Number of views: 659
  • pp. 12 - 28
    Diversity and floristic composition of the Los Búhos Forest located in the province of Chimborazo, Ecuador
    Authors: Patricio Xavier Lozano Rodríguez, Aracely Armas, Martha Gualán, Miguel Guallpa
    Number of views: 592
  • pp. 29 - 41
    Forecasting of daily precipitation occurrence in an altitudinal gradient in southern Ecuador using a weather generator
    Authors: Diego Hernán Urdiales Flores, Rolando Célleri
    Number of views: 435
  • pp. 42 - 49
    Determination of the optimum speed for MIG welding of alloy 5086-H116, by hardness test, tensile test and metallographic examination for the manufacture of aluminum tankers
    Authors: José Omar Cabrera Escobar, Raúl Vinicio Cabrera Escobar
    Number of views: 486
  • pp. 67 - 79
    Use of an orthogonal arrangement for the analysis of the process of die sink electrical discharge machining with shape electrodes of graphite and copper on aluminum micro-casting)
    Authors: Cristian Fabian Pérez, Edwin Moya, Diana Coello
    Number of views: 493
  • pp. 106 - 115
    Aerodynamic design of 100 KW blades for horizontal axis wind turbines located on the “Cerro Villonaco” zone
    Authors: Alexy Fabián Vinueza Lozada, Jorge Andrés Narváez Hidalgo
    Number of views: 766
  • pp. 50 - 66
    A context ontology for a mobile recommender system of advertisements)
    Authors: Lenin Xavier Erazo Garzón, Andrés Patiño
    Number of views: 494
  • pp. 80 - 92
    Numerical analysis of the speed profiles of a water flow through a gradual reduction pipe
    Authors: LUIS FERNANDO TOAPANTA RAMOS, Gabriel Alejandro Bohórquez Peñafiel, Luis Eduardo Caiza Vivas, William Quitiaquez Sarzosa
    Number of views: 1551

Number Vol.9-N.2, 2018

  • pp. 1 - 14
    Study of the antioxidant capacity and content of polyphenols in the clarification process of Jamaica flower (Hibiscus sabdariffa L.) wine
    Authors: Victoria Zamora Cujilema, Gabriel Alejandro Mariño Brito, Carlos Ernesto González Gallardo, María Belén Jácome Villacres, Elena Rosario Beltrán Sinchiguano
    Number of views: 619
  • pp. 15 - 26
    Effect of the addition of malted and unmalted quinoa (Chenopodium quinoa wild) in Ale type beer with barley (Hordeum vulgare) malt
    Authors: Ricardo Castañeda, Maria Jose Andrade-Cuvi, Yolanda Argüello, Maria Gabriela Vernaza
    Number of views: 572
  • pp. 27 - 35
    Repercution of Lactobacillus acidophilus and Kluyveromyces fragilis (L-4UCLV) on the bioproductive parameters of pigs
    Authors: José Efraín Miranda Yuquilema, A Marin-Cárdenas, M González-Pérez, A Valla-Cepeda, D Baño-Ayala
    Number of views: 417
  • pp. 36 - 47
    Elaboration of a pasteurized beverage from a quinoa (Chenopodium quinoa Willd.) protein extract
    Authors: Andrea Estefanía Guallasamín Dávila, Jenny Marcela Ávila Vélez, María Cristina Sotomayor Grijalva
    Number of views: 1038
  • pp. 48 - 58
    Bromatological characterization and evaluation of the antimi- crobial activity of Ecuadorian banana peel (Musa paradisiaca)
    Authors: Gabriela Pilco, Dayana Borja, Lorena Goetschel, Paulette Andrade, Jorge Irazabal, Paúl Vargas-Jentzsch, José Luis Guil-Guerrero, Víctor Rueda-Ayala, Luis Alejandro Ramos
    Number of views: 602
  • pp. 59 - 69
    Processing a beverage using by-products of the dairy industry
    Authors: Maricruz Mieles Cedeño, Lucía D Yépez Tamayo, Lucia Ramírez
    Number of views: 881
  • pp. 70 - 76
    Merging Manual and Automated Egg Candling: A Safety and Social Solution
    Authors: Ramiro Sebastián Vargas Cruz, Lourdes Cecilia Ruiz Salvador, María Cristina Navas Lema
    Number of views: 410
  • pp. 77 - 88
    Clarification of used cooking oil and discoloration of red palm oil with the use of ozone, activated carbon and hydrogen peroxide
    Authors: Tania Parra, Freddy Alexander Marin Sinche, Gonzalo Jácome, Marco Sinche
    Number of views: 1472
  • pp. 198 - 207
    Effect of the application of nutritive solution for the initial growth of Polylepis racemosa at hatchery level
    Authors: Sonia Carmita Rosero Haro, José Arcos, Miguel Guallpa, Holguer Guaraca
    Number of views: 494
  • pp. 89 - 105
    Determination of cadmium and lead in water, sediment and bioindicator organisms in Estero Salado, Ecuador
    Authors: Beatriz Margarita Pernía Santos, Mariuxi Mero, Xavier Cornejo, Nelson Ramírez-Prado, Lissette Ramírez, Kenya Bravo, David López, Jorge Muñoz, Josué Zambrano
    Number of views: 722
  • pp. 106 - 116
    Evaluation of Micro-Algae Biomass in the Limoncocha Lagoon as a Raw Material for the Production of Bio-fuels
    Authors: Soledad Subía, Rodolfo Jefferson Rubio Aguiar
    Number of views: 881
  • pp. 117 - 124
    Characterization and spatio-temporal dynamics of Cylindrospermopsis raciborski in an Amazonian Lagoon, Ecuador.
    Authors: Judith Venegas, Pablo Castillejo Pons, Susana Chamorro, Ivonne Carrillo, Eduardo Lobo
    Number of views: 458
  • pp. 125 - 137
    Multitemporal Analysis of vegetation change at Chimborazo Reserve as a result of climate change
    Authors: Pamela Andrea Paula, Luis Zambrano, Paulina Paula
    Number of views: 497
  • pp. 138 - 148
    Software evaluation of the effectiveness of the seatbelt anchorages of a commercial bus seat according to regulation ECE R14
    Authors: César Hernán Arroba Arroba, Diego Fernando Núñez Núñez
    Number of views: 570
  • pp. 149 - 158
    Evaluation of gas emissions in light gasoline vehicles in height conditions. Case study Quito, Ecuador
    Authors: Edilberto Antonio Llanes Cedeño, Juan Carlos Rocha-Hoyos, Diana Belén Peralta Zurita, Julio César Leguísamo Milla
    Number of views: 766
  • pp. 159 - 174
    Design and construction of an automatic dryer for cacao a rotating type of hot air base for a capacity of 500 kg
    Authors: Javier Enrique Orna Chávez, Nelson Chuquín, Luis Saquinga, Oswaldo Cueva
    Number of views: 2837
  • pp. 208 - 222
    Modeling and Simulation of the Robot Mitsubishi RV-2JA controlled by electromyographic signals
    Authors: Félix Vladimir Bonilla Venegas, Marcelo Javier Moya, Anatoly Vitalyevich Evgeny, Anatolevich Lukyanov, Leonardo Emanuel Marín Pillajo
    Number of views: 482
  • pp. 175 - 187
    Generation of a Quality Model for Learning Objects Using the iStar Notation and the ISO/IEC 25010 Standard
    Authors: Vanessa Alexandra Solis Cabrera, Juan Pablo Carvallo, Jorge Javier Maldonado Mahuad
    Number of views: 576
  • pp. 188 - 197
    Petroleum coke as a filter controller in oil-base drilling fluid
    Authors: Rubén Dario Vega Mejía, Martín León, Patricia Lara
    Number of views: 518

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