Results 11 to 20 of about 1,643,762 (318)

Microsystems technologies for use in structures and integrated systems

, 2022
S.76-83Piezoceramics are considered as key functional material in micro systems and smart structure technology. Showing superior mechanical, dielectric, pyroelectric, ferroelectric and piezoelectric properties they introduce improved functionality, e.g ...
Gebhardt, S., Schönecker, A.
core   +1 more source

Validation of a 20 m Wind Turbine Blade Model

Energies, 2021
In the projects Smartblades and Smartblades 2 a full-scale 20 m rotor blade for the NREL CART3 wind turbine was designed, built and tested. The rotor blade was intended to have a strong bending–torsion coupling. By means of the experiments, the proof for
Christian Willberg, Rakesh Ravi, Johannes Rieke, Falk Heinecke   +3 more
doaj   +1 more source

Space Optimization for Raw Material Transportation: Reducing Environmental Impact [PDF]

E3S Web of Conferences
In today’s industrial landscape, adhering to lean manufacturing principles and achieving operational excellence is increasingly vital due to rising competition. Eliminating waste, or Muda is essential for attaining a high level of lean manufacturing. One
Taraa Chaymae, Ezzine Latifa, Dadda Afaf, Elallouli Ikram, Ayyadi Aya, Elmoussami Haj   +5 more
doaj   +1 more source

Holistic determination of physical fracture toughness values and numerical parameters for delamination analysis considering multidirectional-interfaces

Composites Part C: Open Access, 2022
Delaminations are a concern for the structural integrity of fibre composite structures. The decisive material parameter for delaminations is fracture toughness. Structures usually have a multidirectional ply stacking.
O. Völkerink, J. Koord, E. Petersen, C. Hühne   +3 more
doaj   +1 more source

Data-Driven Quality Assurance: Defect Prediction to Reduce Carbon Footprint in Manufacturing Logistics [PDF]

E3S Web of Conferences
In modern manufacturing environments, minimizing carbon emissions while maintaining product quality has become a strategic imperative. One critical yet often overlooked contributor to elevated CO₂ emissions is the occurrence of unexpected quality defects,
Douiri Rokaya, Taraa Chaymae, Elmoussami Haj, Ezzine Latifa   +3 more
doaj   +1 more source

Towards Eco-Efficient Production Planning: Stochastic Models Incorporating Quality Uncertainty and Environmental Impact [PDF]

E3S Web of Conferences
In industrial production, balancing demand volatility and customer lead times remains a critical challenge. Traditional production planning often assumes all manufactured products meet quality standards; however, defective parts detected during ...
Taraa Chaymae, Douiri Rokaya, Ezzine Latifa, Elmoussami Haj   +3 more
doaj   +1 more source

ON THE STRUCTURE OF PRESSURE SYSTEMS [PDF]

Monthly Weather Review, 1965
Abstract The three-dimensional distribution of vertical velocity and “isobaric” velocity divergence are numerically evaluated for a number of synoptic situations using Northern Hemisphere data at 1000, 850, 700, 500, and 300 mb. The results indicate that in the typical migratory nondeveloping cyclone only moderate values of divergence exist both in the
Alden, Robert F., Rosenberger, Glenn C., Haltiner, G.J.   +2 more
openaire   +2 more sources

Comparison of macroeconomic developments in ten scenarios of energy system transformation in Germany: National and regional results

Energy, Sustainability and Society, 2022
Background Different strategies have been proposed for transforming the energy system in Germany. To evaluate their sustainability, it is necessary to analyze their macroeconomic and distributional effects.
Philip Ulrich, Tobias Naegler, Lisa Becker, Ulrike Lehr, Sonja Simon, Claudia Sutardhio, Anke Weidlich   +6 more
doaj   +1 more source

THE STRUCTURE OF SPIN SYSTEMS

International Journal of Mathematics, 2003
A spin system is a sequence of self-adjoint unitary operators U1, U2, … acting on a Hilbert space H which either commute or anticommute, UiUj = ±UjUi for all i, j; it is called irreducible when {U1, U2, …} is an irreducible set of operators. There is a unique infinite matrix (cij) with 0, 1 entries satisfying [Formula: see text] Every matrix (cij ...
Arveson, William, Price, Geoffrey
openaire   +2 more sources

Structural Performance of Mivan Structural System Over Conventional Structural System

International Journal of Scientific Research and Modern Technology (IJSRMT), 2022
India's metropolitan population is now the world's second-largest, and its projected growth is causing more demand in housing. To deal with this problem, India must urgently prepare for the acquisition of land and the rapid construction of housing units. In recent years, there have been significant modifications in the construction process.
Nisarga K, Madhukaran
openaire   +2 more sources