Browsing by Author "Mergl, Václav"

Now showing items 1-3 of 3

    • Efficiency of Harvester with the Debarking Head at Logging in Spruce Stands Affected by Bark Beetle Outbreak 

      Mergl, Václav; Zemánek, Tomáš; Šušnjar, Marian; Klepárník, Jan (MDPI AG (Multidisciplinary Digital Publishing Institute-MDPI), 2021)
      This paper deals with the use of debarking modifications of the conventional harvester head in the conditions of felling due to bark beetle calamity. For this purpose, a time study was established, in which the conventional ...

    • 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 ...

    • Whole Body Vibrations during Fully Mechanised Logging 

      Staněk, Luboš; Mergl, Václav (MDPI AG (Multidisciplinary Digital Publishing Institute-MDPI), 2022)
      This paper seeks to answer the question of whether the magnitude of vibrations affecting the whole body of the harvester operator (WBV) that are generated by the harvester boom is affected by the size of the processed trunk ...