• Evaluation and control of marine vessels stability in waves 

      Ferreiro García, Ramón; Fernández Ameal, Cándido Antonio (International Federation of Automatic Control, 2000)
      [Abstract] This paper presents the research results achieved by means of the preliminary design study and implementation of a Pc-based Expert System for Safely Navigation. PESSN. It consists in an advisory system related ...
    • Frequency Domain feedforward and compensation 

      Pérez Castelo, Francisco Javier; Ferreiro García, Ramón (Universidad Pública de Navarra, 2001)
      This work deals with some practical aspects of PID controllers regarding multivariable non-linear feedforward compensation. This contribution concerns the task of compensation for multivariable disturbances on the controlled ...
    • High performance PI(D) controller on ship steering with a conditional reset windup 

      Ferreiro García, Ramón; Fernández Ameal, Cándido Antonio (International Federation of Automatic Control, 2001)
      In this work it is described some practical aspects of PI(D) controllers regarding to conditional integration as an alternative to classical reset windup. This contribution concerns to the integral action, which is managed ...
    • Hybrid FDI on chemical plants 

      Ferreiro García, Ramón; Pardo, Xoán C.; Vidal Paz, José (International Federation of Automatic Control, 1998)
      [Abstract] This paper illustrates an alternative implementation to automatic protection and supervision task using the basic principles of model-based fault-detection and isolation associated to the rule-based FDI with ...
    • Hybrid modelling using neural network based prediction under Foundation Fieldbus 

      Ferreiro García, Ramón; Pérez Castelo, Francisco Javier (2004)
      The objective of this work is to describe a novel methodology for modelling MV and NL processes, useful among other applications, in fault detection tasks, possibly to be applied on plant supervision, including transient ...
    • Implementación de sensores virtuales en Foundation Fieldbus 

      Ferreiro García, Ramón; Meizoso-López, María-Carmen; Piñón-Pazos, A. (Universidad de La Laguna, 2002)
      [Resumen] En este articulo se describe la implementación de sensores virtuales distribuidos para la obtención de determinadas variables, a partir de otras relacionadas, bajo arquitecturas del estándar Foundation Fieldbus
    • Implementación de sensores virtuales en Foundation Fieldbus 

      Piñón-Pazos, A.; Ferreiro García, Ramón; Meizoso-López, María-Carmen (I.A.F., 2003)
      [Resumen] En este articulo se describe la implementación de sensores virtuales distribuidos para la obtención de determinadas variables, a partir de otras relacionadas, bajo arquitecturas del estándar Foundation Fieldbus
    • Metodología de reducción del tiempo de ajuste de controladores PID autoajustables basado en hiperesferas 

      Michelena, Álvaro; Zayas-Gato, Francisco; Jove, Esteban; Quintián, Héctor; Casteleiro-Roca, José-Luis; Calvo-Rolle, José Luis (Universidad de León, 2022-06)
      [Resumen] Hoy en día, los controladores adaptativos son ampliamente utilizados en el control de una gran variedad de procesos industriales. En ese tipo de controladores destacan los reguladores PIDs autoajustables, por ...
    • Multivariable fuzzy cascade compensation 

      Ferreiro García, Ramón; Pérez Castelo, Francisco Javier (Faculdade de Engenharia da Universidade do Porto, 2001)
      This work deals with some practical aspects of fuzzy PID controllers regarding multivariable non-linear cascade compensation. This contribution concerns to the task of compensation for multivariable disturbances on ...
    • Multivariable fuzzy feedforward compensation 

      Ferreiro García, Ramón; Pérez Castelo, Francisco Javier; Vidal Paz, José (Faculdade de Engenharia da Universidade do Porto, 2001)
      This work deals with some practical aspects of fuzzy PID controllers regarding multivariable non-linear feedforward compensation. This contribution concerns to the task of compensation for multivariable disturbances on the ...
    • Nuestra experiencia en la docencia de expresión gráfica tras la implantación de nuevos planes de estudio en la E.U. Politécnica de Ferrol 

      Díaz Blanco, Ignacio J.; Fernández-Ibáñez, Isabel; Insua Cabanas, Mercedes; López-Vázquez, José-Antonio (Universidad de Las Palmas de Gran Canaria, 1998)
      [Resumen] Como continuación de anteriores comunicaciones que podríamos calificar como declaración de intenciones y una vez implantados los nuevos Planes de Estudios, expondremos y analizaremos nuestra experiencia, destacando ...
    • Object oriented tool to model and simulate disvrete event systems 

      Ferreiro García, Ramón; Pardo, Xoán C.; Vidal Paz, José (Vicerrectorado de Investigación y Desarrollo Tecnológico de la Universidad de Las Palmas de Gran Canaria, Servicio de Publicaciones y Producción Documental, 2000)
      [Abstract] This paper illustrates the methodology to develop a real time object oriented tool (RTOOT) destined to design and implement SFC based applications by means of an object oriented virtual engineering environment, ...
    • Preliminary design study of a fuzzy tracking controller applied to a crane type manipulator 

      Ferreiro García, Ramón; Pardo, Xoán C.; Vidal Paz, José (Universidad Carlos III de Madrid, 1999)
      [Abstract] The main purpose of a control system is usually to force the output to follow a reference input with zero steady state error while satisfying certain transient requirements such the settling time for rapid ...
    • Preliminary design study to implement multipurpose virtual sensors 

      Ferreiro García, Ramón; Pérez Castelo, Francisco Javier; Pardo, Xoán C.; Vidal Paz, José (International Federation of Automatic Control, 2000)
      [Abstract] This paper describes a method to perform the task of measuring some different magnitudes with a unique differential pressure transducer. To do so, it is necessary to perform the task of calibrate the primary ...
    • Process supervision using hybrid modelling under Foundation Fieldbus 

      Ferreiro García, Ramón; Pérez Castelo, Francisco Javier; Meizoso-López, María-Carmen; Piñón-Pazos, A. (2004)
      The objective of this work is to describe a coherent methodology for detect deviations between plant and model responses assuming multivariable and non linear processes. It is proposed to supervise a process modelled by ...
    • Rule base reduction on a self-learning fuzzy controller 

      Ferreiro García, Ramón; Pardo, Xoán C.; Vidal Paz, José (Universidad de les Illes Balears, Servei de Publicacions i Intercanvi Científic, 1999)
    • Sensores virtuales con Foundation Fieldbus 

      Ferreiro García, Ramón; Piñón-Pazos, A. (I.A.F., 2003)
      [Resumen] Este trabajo describe a metodología para medir variables de difícil acceso o de captura costosa. El método propuesto consiste en utilizar redes de neuronas artificiales para estimar la dinámica de un proceso y ...
    • SFC++: A tool for developing distributed real time control 

      Pardo, Xoán C.; Ferreiro García, Ramón; Vidal Paz, José (Universitat de Girona, 1998)
      This paper describes a visual tool for developing real time software for the control of distributed manufacturing systems. The aim of this project, currently in progress, is to get a visual programming environment which ...
    • Static compensation on the basis of NNBM predictor under Foundation Fieldbus 

      Ferreiro García, Ramón; Pérez Castelo, Francisco Javier (2004)
      This paper deals with the problem of disturbance compensation by means of a novel feedforward control procedure. It consists in the additive association of a conventional feedback control action with the prediction of the ...
    • Supervisión de la simulación de procesos de control mediante ecuaciones de paridad FF 

      Ferreiro García, Ramón; Pérez Castelo, Francisco Javier (I.A.F., 2003)
      [Resumen] Este artículo describe la tarea de supervisión del proceso de simulación en tiempo real de procesos de control. El algoritmo propuesto de supervisión del proceso de simulación está basado en el procesamiento ...