Results 11 to 20 of about 1,274,598 (268)

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

open access: yesComposites 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   +3 more
doaj   +1 more source

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

open access: yesE3S 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   +5 more
doaj   +1 more source

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

open access: yesE3S 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   +3 more
doaj   +1 more source

Strong structural controllability of colored structured systems [PDF]

open access: yesSystems & Control Letters, 2021
8 pages, 5 ...
Jiajia Jia   +3 more
openaire   +4 more sources

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

open access: yesE3S 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   +3 more
doaj   +1 more source

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

open access: yesEnergy, 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   +6 more
doaj   +1 more source

An experimental damage tolerance investigation of CFRP composites on a substructural level

open access: yesComposites Part C: Open Access, 2022
The damage tolerance (DT) allowables for the design of a composite structure are typically determined through experiments on the coupon level. The present study examines the transferability of the DT behavior from the coupon level to a structural level ...
Raffael Bogenfeld   +2 more
doaj   +1 more source

Manufacturing and Testing of a Variable Chord Extension for Helicopter Rotor Blades

open access: yesActuators, 2022
Helicopters are still an indispensable addition to aviation in this day and age. They are characterized by their ability to master both forward flight and hover. These characteristics result in a wide range of possible operations.
Christoph Balzarek   +3 more
doaj   +1 more source

Integrated Shock Absorber With Both Tunable Inertance and Damping

open access: yesFrontiers in Materials, 2020
Inerter is a two-terminal mass element, and the applied force is proportional to the relative acceleration between the terminals. According to the second class of mechanical–electrical analogy, the inerter corresponds exactly to the capacitor in the ...
Wei-Min Zhong   +4 more
doaj   +1 more source

Virtual testing for design and certification of (fusion) bonded longitudinal joints in a fibre composite fuselage: A proposal using FEM-based progressive damage analysis

open access: yesComposites Part C: Open Access, 2022
In the design of bonded aircraft structures, the type of failure is crucial. More specifically, the failure in case of overload should be limited to the surrounding fibre composite structure.
O. Völkerink, C. Hühne
doaj   +1 more source

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