Page 48 - European Energy Innovation - Summer 2017 publication
P. 48

48  Summer 2017 European Energy Innovation


The FP7 DEMETRA project
helps machines become more
efficient, reliable and silent

M  echanical power transmissions are extensively                 prediction and system-level performance optimization.
                    used in many industrial sectors, such as
                    transportation, energy production and        Supported by the Marie Curie Industry-Academia
                    industrial automation. In such areas, where  Partnerships and Pathways (IAPP) scheme, the DEMETRA
 the impact on the environment is a key factor in assessing      researchers are joining expertise and efforts to establish a
 system performance, they represent a failure-prone              simulation methodology that is capable of capturing the
 subsystem, responsible for substantial energy losses and        system non-linear dynamics in a multi-discipline integrated,
 noise emission.                                                 detailed, yet computationally efficient way. The resulting
                                                                 cross-fertilization of industrial needs/expectations and
 The industrial partner (Siemens Industry Software, Belgium)     state-of-the-art research methodologies is enabling the
 and the two academic partners (University of Calabria,          achievement of:
 in Italy, and KU Leuven, in Belgium) of the DEMETRA             • Efficient simulation models and algorithms for capturing
 project are developing advanced modelling and testing
 technologies to enable multi-attribute simulation and               the non-linear dynamics of gearboxes;
 optimization of mechanical transmissions, as to increase        • Multi-attribute optimization strategies from upfront
 efficiency and durability of industrial machinery while
 reducing noise and vibration levels.                                design arrangements, to macro-geometry definition and
                                                                     micro-geometry refinement;
 Due to current trend towards system lightweighting,             • Model validation on dedicated test-rigs and system-level
 structures are becoming lighter and more flexible, which             cases;
 makes conventional analysis methodologies incapable of          • Novel techniques for transmission error measurement.
 providing optimal design parameters, since it is no longer
 possible to optimize separately the different components,       In parallel with the challenging scientific objectives of the
 due to their mutual effects in the full dynamic response.       project, one DEMETRA priority has been set in promoting
 Innovative methods are needed to enable improved virtual        full career development of the involved Fellows through
                                                                 their participation in a comprehensive programme of
                                                                 activities for scientific and transferrable skills training. ●

For more information visit the project website at or contact the project coordinator

The research leading to these results has received funding
from the People Programme (Marie Curie Actions) of the
European Union’s Seventh Framework Programme FP7/2007-
2013/ under REA grant agreement n°324336 – DEMETRA:
Design of Mechanical Transmissions: Efficiency, Noise and
Durability Optimization.

   43   44   45   46   47   48   49   50   51   52   53