Browsing Článek v periodiku / Article by Author "Ulrich, Radomír"

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    • Analysis of Field View from Tractor and Trailer Units Using the Method of Terrestrial Laser Scanning 

      Zvěřina, Ladislav; Cibulka, Miloš; Staněk, Luboš; Ulrich, Radomír (MDPI AG (Multidisciplinary Digital Publishing Institute-MDPI), 2022)
      Having a proper view from the cabin of agricultural and forest machines is one of the main factors affecting work safety and efficiency. In forestry, machine operators very often perform working activities also in the rear ...

    • Operating Characteristics of a Timber Trailer with a Hybrid Drive 

      Zemánek, Tomáš; Procházka, Petr; Pazdera, Ivo; Neruda, Jindřich; Mergl, Václav; Vítek, Ondřej; Ulrich, Radomír; Staněk, Luboš (MDPI AG (Multidisciplinary Digital Publishing Institute-MDPI), 2022)
      This paper deals with the design and operational evaluation of a timber tractor-trailer unit with a hybrid trailer drive. The source of electrical energy for the two induction motors driving the front wheels of the tandem ...

    • A Unique Grubbing Head Prototype for Environmentally Friendly and Sustainable Stump Removal 

      Staněk, Luboš; Zvěřina, Ladislav; Ulrich, Radomír; Abramuszkinová Pavlíková, Eva (MDPI AG (Multidisciplinary Digital Publishing Institute-MDPI), 2022)
      Stumps left behind after the felling of trees represent an important source of renewable energy that could be used for fuel mixtures as a sustainable solution. The subject of this research was to determine the influence ...