Results 31 to 40 of about 15,357 (276)

Payload Oscillations Minimization via Open Loop Control. [PDF]

open access: yes, 2017
The results of tests of payload oscillations, forced by linear control function which allows to minimize payload sway after acceleration phase and after overhead crane stopping are presented in this paper.
Kosucki, Andrzej
core  

The clashing of in situ and pre‐cast technologies—Western trends and local traditions in concrete engineering shaping shell construction in 20th‐century Hungary

open access: yesStructural Concrete, EarlyView.
Abstract After a blossoming pre‐World War II (WWII) period, the concrete construction industry in then‐socialist Hungary existed in a relative isolation from the Western World during the mid‐20th century. In this paper, we focus on the body of work of one of the then newly established state‐owned design offices, IPARTERV, to show how the isolation ...
Orsolya Gáspár, Péter Haba
wiley   +1 more source

NOISE EMISSION PROCESS MODELING BY OVERHEAD CRANES IN PRODUCTION AREAS

open access: yesБезопасность техногенных и природных систем, 2017
The aim of this work is a theoretical study of noise emission processes created by total acoustic system of overhead cranes in production areas. The paper provides analytical dependencies of sound pressure levels at industrial personnel workplaces.
B. Ch. Meskhi   +2 more
doaj   +1 more source

Study on Overturn Proof Monitoring System of Mobile Crane

open access: yesApplied Sciences, 2021
While up-right build structures are under construction, an over-hung crane has a major role in efficient lifting and transporting heavy materials from one point to another.
Bok-Joong Yoon, Kil-Soo Lee, Jae-Hak Lee
doaj   +1 more source

Portable pallet weighing apparatus [PDF]

open access: yes, 1984
An assembly for use with several like units in weighing the mass of a loaded cargo pallet supported by its trunnions has a bridge frame for positioning the assembly on a transportation frame carrying the pallet while straddling one trunnion of the pallet
Day, R. M.
core   +1 more source

Advancing Model‐Based Systems Engineering in the Development of Naval Vessel Systems Architecture

open access: yesSystems Engineering, EarlyView.
ABSTRACT The increasing complexity of modern naval vessels due to technological advancements poses challenges for early‐stage ship design (ESSD). Developing well‐defined system architectures and adopting systems engineering approaches are essential to address these challenges.
Vasileios Sideris   +3 more
wiley   +1 more source

Identification and Evaluation of Human Error by Human Error Assessment and Reduction Technique Technique in Overhead Cranes Operators : A case study in a steel industy in Khuzestan

open access: yesبهداشت کار و ارتقای سلامت, 2020
Introduction: Studies in the field of industrial accidents show that human errors have the most important and main role in the occurrence of accidents.
zeinab alsadat nezamodini   +2 more
doaj  

Dynamic Optimization Design of Cranes Based on Human–Crane–Rail System Dynamics and Annoyance Rate

open access: yesShock and Vibration, 2017
The operators of overhead traveling cranes experience discomfort as a result of the vibrations of crane structures. These vibrations are produced by defects in the rails on which the cranes move.
Yunsheng Xin, Gening Xu, Nina Su
doaj   +1 more source

Nonlinear Dynamic Analysis of Lifting Mechanism of an Electric Overhead Crane during Emergency Braking

open access: yesApplied Sciences, 2020
Mechanical brakes are essential for electric cranes when emergency braking occurs. This paper presents, for the first-time, a dynamic response analysis of emergency braking events of electrical cranes that has modelled crane components as flexible and ...
Congmin Niu, Huajiang Ouyang
doaj   +1 more source

Optimal motion planning for overhead cranes [PDF]

open access: yesIET Control Theory & Applications, 2014
Overhead cranes are widely used in industrial applications for material displacing. Many linear or non‐linear control schemes have been proposed for overhead cranes and implemented on electronic systems, but energy efficiency of transportation has seldom been considered in motion planning.
Wu, Zhou, Xia, Xiaohua
openaire   +2 more sources

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