Results 11 to 20 of about 3,122,831 (248)

Optimum design of a composite outer wing subject to stiffness and strength constraints [PDF]

, 2011
Composite materials have been more and more used in aircraft primary structures such as wing and fuselage. The aim of this thesis is to identify an effective way to optimize composite wing structure, especially the stiffened skin panels for minimum ...
Liu, Yifei
core   +7 more sources

Simple anthropometric and physical performance tests to predict maximal box-lifting ability [PDF]

, 2007
Box-lifting ability is an important characteristic of military personnel. The purpose of this paper was to determine the usefulness of the upright row free weight exercise, and simple anthropometric tests, to predict maximal box-lifting performance that ...
ALUN G. WILLIAMS, Wilkinson, Mick, Williams, Alun, MICK WILKINSON, Williams, Alun G.   +4 more
core   +1 more source

Probabilistic Moment Capacity Models of Reinforced Concrete Slab Members for Underground Box Culverts

Applied Sciences, 2021
This study was performed to evaluate the probabilistic characteristics of the flexural strength of reinforced concrete (RC) flexural members adopted for underground box culverts. These probabilistic models were developed to be adopted for the development
Sang-Hyo Kim, Tuguldur Boldoo, Dae-Yoon Kim, Inyeop Chu, Sang-Kyun Woo   +4 more
doaj   +1 more source

The investigation and peculiarities of calculation of transport machine elements made of austempered ductile iron

Transport, 2003
In this article the statical and cyclical strength investigations of austempered ductile cast iron (ADI) are presented. ADI material becomes more and more popular. Ductile iron is lighter than steel and its mechanical properties are better.
Mindaugas Leonavičius, Algimantas Krenevičius, Marijonas Å ukÅ¡ta, Jukka Posa   +3 more
doaj   +1 more source

Research on random vibration fatigue of high-voltage electrical box based on FKM standard

机车电传动, 2023
The high voltage electrical boxes on metro vehicles are subjected to random load during operation. In order to ensure operation safety, it is necessary to ensure that the fatigue strength of high voltage electrical box meets the design requirements ...
LI Zhenping, LI Hua
doaj  

Bending Behavior Analysis of Box Beams with the Reinforcement of Composite Materials for Wind Turbine Blades

Fibers, 2023
Wind turbine blades in excessive wind conditions present extreme deflection problems. For this reason, an analysis of the structural response of composite reinforced box beams is developed.
Ofelia Maldonado-Santiago, Jose Billerman Robles-Ocampo, Eduardo Gálvez, Perla Yazmin Sevilla-Camacho, Sergio de la Cruz, Juvenal Rodríguez-Reséndiz, Edwin Hernández   +6 more
doaj   +1 more source

Residual Ultimate Strength of Box Girders with Variable Cracks [PDF]

TransNav, 2015
The aim of the present study is to investigate the residual ultimate strength characteristics of box girders with variable cracks under torsional loading.
Lei Ao, Deyu Wang
doaj   +1 more source

A Boy and a Box: Secret Fort

, 2020
Secret Fort Stoneware with Glaze 8.5” x 4” x 4” 2020 The first thing Redd makes from this cardboard box is a fort. He uses a blanket and a ball, which he collected previously, shown in the last piece.
Carper, Jacalyn
core   +1 more source

Estimation of the Compressive Strength of Cardboard Boxes Including Packaging Overhanging on the Pallet

Applied Sciences
In this study, a numerical investigation was conducted on a verified packaging model, which sticks out beyond the pallet base area, which will evidently weaken its load-bearing capacity. This could lead to damage of the protected goods transported within
Damian Mrówczyński, Tomasz Gajewski, Michał Pośpiech, Tomasz Garbowski   +3 more
doaj   +1 more source

A Boy and a Box: Resting

, 2020
Resting Stoneware with Glaze 6.5” x 5.5” x 3” 2020 In this final piece of this series, after a long journey of creating, Redd rests. He does so by using the box in its simplest form.
Carper, Jacalyn
core   +1 more source