Results 61 to 70 of about 35,260 (224)

Dynamic analysis and control PID path of a model type gantry crane

open access: yes, 2017
This paper presents an alternate form for the dynamic modelling of a mechanical system that simulates in real life a gantry crane type, using Euler's classical mechanics and Lagrange formalism, which allows find the equations of motion that our model ...
Lopez-Suspes, Framsol   +1 more
core   +1 more source

Overhead crane subjected to impulse loading

open access: yesJournal of Physics: Conference Series, 2019
Overhead cranes are machines designed to lift and transport heavy equipment and materials. For this reason, their design is regulated by rigorous standards (for example, the series EN13000 in Europe). However, the standards do not take into account the effect of cyclic loading due to, for example, rapid successions of short commands to place heavy ...
Solazzi L., Remino C., Incerti G.
openaire   +2 more sources

Staged ecologies: Aesthetics, nature and infrastructure in the late‐modern metropolis

open access: yesTransactions of the Institute of British Geographers, Volume 50, Issue 4, December 2025.
Short Abstract This paper examines the relationship between urban nature and landscape design within a £1.5 billion regeneration project that is currently unfolding in Thamesmead, a town in south‐east London. It develops the notion of ‘staged ecologies’ to examine how urban nature is being spatially and aesthetically arranged across the town's ...
Zuhri James
wiley   +1 more source

On Deformability of Crane Metallic Structures

open access: yesMATEC Web of Conferences, 2018
Problems of metallic crane structure deformability are considered. This paper contains results of experimental studies on deformability of overhead crane beam elements.
Vershinsky Anatoly   +2 more
doaj   +1 more source

Crab of crane 32t [PDF]

open access: yes, 2011
Práce se zabývá návrhem čtyřkolové jeřábové kočky mostového jeřábu pro nosnost 32 000 kg. Obsahuje funkční návrh kladkostrojového převodu jeřábu, lana, kladek, lanového bubnu.
Elsner, Ondřej
core  

Air vehicle simulator: an application for a cable array robot [PDF]

open access: yes, 2005
The development of autonomous air vehicles can be an expensive research pursuit. To alleviate some of the financial burden of this process, we have constructed a system consisting of four winches each attached to a central pod (the simulated air vehicle)
Carnie, Ryan   +4 more
core   +2 more sources

Vertical seismic response of overhead crane [PDF]

open access: yesNuclear Engineering and Design, 2002
Abstract Vertical seismic response behavior is an important issue for the seismic design of equipments. The equipment, which is comparatively soft and unrestrained vertically, may resonate and its response is significantly magnified under vertical seismic excitation. Overhead crane is an example of equipment that is unrestrained vertically.
Akihito Otani   +2 more
openaire   +1 more source

Predator activity, proactive anti‐predator strategies and nesting phenology produce a dynamic landscape of risk to tundra goose reproduction

open access: yesJournal of Animal Ecology, Volume 94, Issue 11, Page 2282-2294, November 2025.
We show that Arctic and red fox space use significantly affects goose nest habitat selection and nest success in a low‐Arctic tundra ecosystem. However, the impact of fox predation depended on the location and timing of incubation of the nest, demonstrating the importance of incorporating time into the ‘landscape of fear’ concept.
Sean M. Johnson‐Bice   +4 more
wiley   +1 more source

Research on anti-swing control strategies for three-dimensional overhead cranes with non-stationary enhanced swing angle suppression

open access: yesMeasurement + Control
In this paper, a non-stationary enhanced swing angle suppression control strategy is proposed to address the issue of excessive swinging angles during the transportation process of a three-dimensional overhead crane.
Dong Li, Tianhu Xie, Lu Zhang
doaj   +1 more source

SIMULATION ANALYSIS OF ROPE BELAYING SYSTEM [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2019
This article describes a technical proposal of anchoring determined for a horizontal belaying system, which was developed to increase the safety of crane operators and maintenance staff in their movements and work at heights.
Martin MANTIČ   +4 more
doaj   +1 more source

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