Results 1 to 10 of about 529,224 (335)

Mathematical and computer modeling of gantry crane load-beam system oscillation

open access: yesSustainable Development of Mountain Territories, 2023
Introduction. Gantry grappling cranes are the main equipment for cargo transportation in the technological processes of mining and enrichment of rocks. During the operation of the crane, undesirable effects such as the rocking of the payload occur, which
K. Yelemessov   +3 more
semanticscholar   +1 more source

Mathematical model and experimental study of a magnet coupling with a stop

open access: yesSN Applied Sciences, 2022
Article highlights An improved analytical model for magnet couplings combined with a stop is developed and experimentally validated. The analytical calculation of convective heat transfer combined with numerical calculation using the FEM makes it ...
Vladimir A. Suvorov   +5 more
doaj   +1 more source

Anti sway tuned control of gantry cranes

open access: yesSN Applied Sciences, 2021
Load swaying is one of the most frequently occurring problems at production sites. The purpose of this work is to create a control system for the movement of an overhead crane with an anti-sway function.
Vladimir A. Suvorov   +5 more
doaj   +1 more source

Whole Genome Analysis of the Red-Crowned Crane Provides Insight into Avian Longevity [PDF]

open access: yes, 2020
The red-crowned crane (Grus japonensis) is an endangered, large-bodied crane native to East Asia. It is a traditional symbol of longevity and its long lifespan has been confirmed both in captivity and in the wild.
Bhak, Jong   +14 more
core   +1 more source

Discretization-Strategy-Based Solution for Berth Allocation and Quay Crane Assignment Problem

open access: yesJournal of Marine Science and Engineering, 2022
The continuous berth allocation and quay crane assignment problem considers the size of berths and ships, the number of quay cranes, the dynamic ships and non-crossing constraints of quay cranes.
M. Tang, Bin Ji, X. Fang, Samson S. Yu
semanticscholar   +1 more source

Applying hierarchical resource selection concepts to solving crop damage caused by birds

open access: yesConservation Science and Practice, 2021
Recovery of Greater Sandhill Cranes (Grus canadensis tabida) is a conservation success but will increase the potential for crop damage if problems caused by high crane density remain unresolved.
Jeb A. Barzen   +3 more
doaj   +1 more source

Natal dispersal of Whooping Cranes in the reintroduced Eastern Migratory Population

open access: yesEcology and Evolution, 2021
Natal dispersal is a key demographic process for evaluating the population rate of change, especially for long‐lived, highly mobile species. This process is largely unknown for reintroduced populations of endangered avian species.
Hillary L. Thompson   +3 more
doaj   +1 more source

Winners and losers of land use change: A systematic review of interactions between the world’s crane species (Gruidae) and the agricultural sector

open access: yesEcology and Evolution, 2022
While agricultural intensification and expansion are major factors driving loss and degradation of natural habitat and species decline, some wildlife species also benefit from agriculturally managed habitats.
K. Hemminger   +4 more
semanticscholar   +1 more source

Arteriovenous Fistula Rescues Radial Forearm Phalloplasty: A Case Report on Patients with Microvascular Obstruction

open access: yesPlastic and Reconstructive Surgery, Global Open, 2021
Background:. Radial forearm free flap phalloplasty (RFFFP) is the most common surgery performed for genital reconstruction of female-to-male transgender patients. However, up to 19% require anastomotic re-exploration.
Richard A. Santucci, MD, FACS, HON FC Urol(SA)   +3 more
doaj   +1 more source

Reinforcement Learning Control of a Forestry Crane Manipulator [PDF]

open access: yesIEEE/RJS International Conference on Intelligent RObots and Systems, 2021
Forestry machines are heavy vehicles performing complex manipulation tasks in unstructured production forest environments. Together with the complex dynamics of the onboard hydraulically actuated cranes, the rough forest terrains have posed a particular ...
Jennifer Andersson   +4 more
semanticscholar   +1 more source

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