• 3d Modeling and Static Analysis of a Bucket Crusher Equipment Attached to the Excavator Arm 

      Eftimie, Dorin; Bogoi, Laurențiu (Universitatea "Dunărea de Jos" din Galați, 2013-05-01)
      This paper aims to show the 3D modeling of a bucket crusher equipment attachable to the excavator arm. The static analysis of this type of crusher jaws allowed a correct designing for a better reliability. This analysis ...
    • 3D Modeling of a New Type of Vibratory Roller 

      Eftimie, Dorin; Apostu, Adrian (Universitatea "Dunărea de Jos" din Galați, 2013-10-01)
      This paper presents the design optimization of a new type of roller vibration with amplitudes varying with software NX 7.5. The 3D modeling has been developed optimizing constructive solution, minimizing implementation ...
    • Bucket Crusher Equipment with Attachable to the Excavator ARM 

      Eftimie, Dorin (Universitatea "Dunărea de Jos" din Galați, 2012)
      This paper aims to find a new solution of the jaw-action bucket crusher equipment attachable to the excavator arm. The technological operation of crushing needs this type of equipment for enhancing productivity, enlarging ...
    • Considerations Upon Breaking Strength of Nodular Cast Iron Under Plastic Deformation 

      Ciurea, Aurel; Eftimie, Dorin; Goanță, Adrian Mihai (Universitatea "Dunărea de Jos" din Galați, 2002)
      The work aims to demonstrate the existence of a mathematics connection between breaking strength and degree of plastic deformation in case of nodular cast iron. Research made along time starting 1932-1934 until now, ...
    • Gyratory Crusher Bucket-type Attached to the Excavator Arm 

      Eftimie, Dorin (Universitatea "Dunărea de Jos" din Galați, 2014)
      The paper aims to present a new technological solution of a crusher bucket-type attached to excavator arm. The optimized solution of the gyratory crusher bucket type is the computer aided design (CAD) which enables virtual ...
    • Installation for Centrifugal Casting of Bimetallic Jacks 

      Eftimie, Dorin; Ciurea, Aurel (Universitatea "Dunărea de Jos" din Galați, 2002)
      This issue presents an bronze casting technology of steel jack by centrifuging as well as it’s installation. We try to realize a machine by date theme for mechanization of technological operation. The constructive solution ...
    • Mud Pumping Equipment Attached to Excavator Arm 

      Eftimie, Dorin (Universitatea "Dunărea de Jos" din Galați, 2012)
      This study presents a mud pumping equipment that can be attached to the excavator arm. This equipment can solve ecological issues in narrow spaces, in areas where access is limited as well as during floods. Tthe technological ...
    • "NX Manufacturing" - Digital Manufacturing Integrated Solution for PLM 

      Goanță, Mihai; Eftimie, Dorin (Universitatea "Dunărea de Jos" din Galați, 2014)
      This paper presents a description of the integrated manufacturing solution produced by Siemens NX MANUFACTURING INDUSTRY SOFTWARE - that respects the principles of the concept of Product Lifecycle Management (PLM). It's ...
    • Rotary Screening Bucket Equipment Attachable to the Excavator Arm 

      Eftimie, Dorin (Universitatea "Dunărea de Jos" din Galați, 2012)
      This paper aims to find a new solution of an equipment with rotary screening bucket attachable to the excavator arm. This equipment is used on a large scale for selecting the building material used on small and medium ...
    • Technological Design Optimization of an Industrial Centrifugal Fan 

      Eftimie, Dorin; Iacob, Nicolae (Universitatea "Dunărea de Jos" din Galați, 2013-05-01)
      The paper aims to present a technological design optimization of an industrial centrifugal fan going through steps such as computer aided design CAD, simulation and analysis of elements of interest (CAE) and manufacturing ...
    • Technological Optimization Process for "Differential Trunk" Component 

      Eftimie, Dorin (Universitatea "Dunărea de Jos" din Galați, 2012)
      This study aims to optimize the technological process of manufacturing the „differential trunk” component with NX7.5 software. Modelling the component was made in „ 3D” CAD, simulation was achieved with CAE finite element ...
    • The 3D Assisted Design and Static Analysis of a New Type of Excavator ARM 

      Eftimie, Dorin; Blănaru, Viorel (Universitatea "Dunărea de Jos" din Galați, 2013-10-01)
      The paper presents a new constructive solution of excavator arm that allows using the bucket with an increased degree of freedom The assisted design 3D permitted the optimization of execution model, checking the assembly ...