Shaping the NGS-9,6t semi-trailer's construction in the aspect of increasing transport capabilities

2019 ◽  
Vol 125 ◽  
pp. 157-166
Author(s):  
Paweł Stobnicki ◽  
Aleksander Rakowicz ◽  
Krzysztof Zembrowski ◽  
Maciej Bajerlein

The article presents the results of modifying virtual models of the NGS-9,6t semi-trailer (a gooseneck semi-trailer with a maximum total weight of 9.6 tons) in terms of increasing its transport capabilities. The semi-trailer was developed at the Industrial Institute of Agricultural Engineering in Poznan as part of research and development project no. WND-POIG.01.03.01-00-164/09, which concerned the protection of wetlands against the succession of vegetation resulting degradation of the natural environment. The real model of the semi-trailer, in cooperation with the Institute, was made by Metalinvest company. The article contains information about the results of testing semi-trailer's virtual models in the context of strengthening the frame elements of the loading ramp, in order to increase its transport possibilities.

Author(s):  
S.Yu. Trudnev ◽  

The most widely used single-phase asynchronous motors are described and also substitution and vector dia-grams are reviewed. Theoretical and mathematical descriptions of processes of controlling and enabling asynchronous modes of operation were provided, on the basis of which computer models of a single-phase asynchronous motor in static and dynamic modes was created in the Matlab program. Experiments were per-formed on the real and virtual models, and the data obtained were processed and compared to confirm the adequacy of the developed virtual model.


2017 ◽  
Vol 107 (07-08) ◽  
pp. 520-523
Author(s):  
J. Prof. Bliedtner ◽  
M. Schilling

Das FDM (Fused Deposition Modeling)-Verfahren ist aufgrund der Vielzahl von industriellen und privaten Anwendungen gegenwärtig das erfolgreichste 3D-Druck-Verfahren. Ziel des Forschungs- und Entwicklungsprojektes „HP3D“ ist die effiziente Herstellung von großformatigen Bauteilen in einem echten 3D-Verfahren aus frei wählbaren thermoplastischen Kunststoffen. An die Umsetzung des Projekts wurde sehr komplex herangegangen, um zu garantieren, dass die mechanischen und dynamischen Eigenschaften der aufgebauten Teile den konzipierten Eigenschaften entsprechen.   The FDM process is currently the most successful 3D printing process due to the multitude of industrial and private applications. The aim of the research and development project HP3D is the efficient production of large-format components in a real 3D process made of freely selectable thermoplastics. The implementation of the project has been very complex in order to ensure that the mechanical and dynamic properties of the assembled parts correspond to the designed properties.


2015 ◽  
Vol 115 ◽  
pp. S861-S862
Author(s):  
K. Swat ◽  
P. Adrich ◽  
A. Baczewski ◽  
M. Baran ◽  
E. Jankowski ◽  
...  

1967 ◽  
Vol 71 (677) ◽  
pp. 342-343
Author(s):  
F. H. East

The Aviation Group of the Ministry of Technology (formerly the Ministry of Aviation) is responsible for spending a large part of the country's defence budget, both in research and development on the one hand and production or procurement on the other. In addition, it has responsibilities in many non-defence fields, mainly, but not exclusively, in aerospace.Few developments have been carried out entirely within the Ministry's own Establishments; almost all have required continuous co-operation between the Ministry and Industry. In the past the methods of management and collaboration and the relative responsibilities of the Ministry and Industry have varied with time, with the type of equipment to be developed, with the size of the development project and so on. But over the past ten years there has been a growing awareness of the need to put some system into the complex business of translating a requirement into a specification and a specification into a product within reasonable bounds of time and cost.


LEKSIKA ◽  
2020 ◽  
Vol 14 (2) ◽  
pp. 67
Author(s):  
F Fatimah ◽  
Irma Shinta Dewi ◽  
Sri Purwantini

This research  is aimed to find out the target and learning needs of Nautical students at PIP Semarang and designing the appropriate material for Nautical students at PIP Semarang. This is a Research and Development project. The steps of doing this research are (1) need analysis (2) make syllabus (3) designing materials (4) expert consultation (5) try out material (6) evaluation. The subject of this research is the third-semester students of Nautical department at PIP Semarang. The instruments used are questionnaires for need analysis, interview guide and observation sheets. The data were analyzed by using descriptive quantitative and qualitative. The results of the research recommend three  units namely (1) Initial Call (2) Message Marker and (3) On Board Communication Phrases which are developed with communicative approach. The research gives contribution to the teaching and learning English at Nautical Department of Politeknik Ilmu Pelayaran Semarang.


2021 ◽  
Vol 2021 (1) ◽  
pp. 63-73
Author(s):  
Wendel Hennen

The paper deals with the practical work at interfaces between science, administration and school within the research and development project Ganz In. On the basis of an exemplary product and its transfer, the article discusses the benefi ts that emerged for schools within the regular schooling system.


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