Results 61 to 70 of about 2,666,318 (199)

Evaluation of Slope Stability and Landslide Prevention in a Closed Open-Pit Mine Used for Water Storage

open access: yesApplied Sciences
To study and quantify the impact of water storage on lake slope stability after the closure of an open-pit mine, we targeted slope control measures by large-scale parallel computing methods and strength reduction theory.
Pengjiao Zhang   +3 more
doaj   +1 more source

Evaluation of contact stability between objects

open access: yesProceedings of International Conference on Robotics and Automation, 2000
In assembly operations, there are various constraint states while a moving object is in contact with a fixed object. For different constraint states, the existent regions of contacting forces, geometrical constraints, possible object displacements, which can be expressed by polyhedral convex cones respectively, are different. We consider that the sizes
Yong Yu, Tsuneo Yoshikawa
openaire   +2 more sources

Stability-based model free adaptive control method for trajectory tracking of unmanned mining trucks

open access: yesMeitan xuebao
In the trajectory tracking task of autonomous mining trucks, the terrain information in open-pit mines is intricate and the road surface types are diverse, resulting in a pronounced conflict between tracking accuracy and lateral stability.
Yanchen WANG   +5 more
doaj   +1 more source

Aroma-active secondary oxidation products of butter [PDF]

open access: yes, 2007
Butter contains vitamins, minerals and unsaturated lipids, such as polyunsaturated fatty acids (PUFA) and conjugated linoleic acids (CLAs). However the oxidative stability and consequently the shelf-life of milk products are inversely correlated with ...
Escher, Felix   +3 more
core  

Evaluation of Indomethacin Stability

open access: yesEast Asian Journal of Multidisciplinary Research
Indomethacin is a non-steroidal anti-inflammatory drug (NSAID) that is most often used to treat inflammation and pain due to rheumatic diseases. Forced degradation is carried out to save time in carrying out contamination analysis on pharmaceutical preparations. Forced degradation is carried out by providing extreme exposure conditions. The aim of this
Anita Ratna Dilla, Supriyadi Karneli
openaire   +1 more source

Investigating Differences in Bicarbonate Levels: Exploring Discrepancies between Venous and Arterial Measurements and Evaluating Stability through Time-point Assessments [PDF]

open access: yesIndian Journal of Medical Biochemistry
Introduction: Evaluation of acid-base status is crucial in critical care settings, with bicarbonate serving as a key indicator of electrolyte distribution and anion deficit.
Shobha C Ramachandra   +3 more
doaj   +1 more source

Low subsonic dynamic-stability investigation of several planetary-entry configurations in a vertical wind tunnel, part i [PDF]

open access: yes
Low subsonic dynamic stability data for evaluation of ballistic deceleration vehicle entering Mars ...
Marte, J. E., Weaver, R. W.
core   +1 more source

Aeromechanical stability analysis of COPTER [PDF]

open access: yes
A plan was formed for developing a comprehensive, second-generation system with analytical capabilities for predicting performance, loads and vibration, handling qualities, aeromechanical stability, and acoustics.
Yen, Jing G., Yin, Sheng K.
core   +1 more source

Frequency stability of maser oscillators operated with cavity Q [PDF]

open access: yes, 1982
The short term frequency stability of masers equipped with an external feedback loop to increase the cavity quality factor was studied. The frequency stability of a hydrogen and a rubidium maser were measured and compared with theoretical evaluation.
Audoin, C.   +4 more
core   +1 more source

A nonlinear filter for compensating for time delays in manual control systems [PDF]

open access: yes, 1984
A nonlinear filter configured to provide phase lead without accompanying gain distortion is analyzed and evaluated. The nonlinear filter is superior to a linear lead/lag compensator in its ability to maintain system stability as open loop crossover ...
Hess, R. A., Myers, A. A.
core   +1 more source

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