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Analyzing Vibration Suppression of Nuclear Power Crane with Model Coupling Mechanism and Structure
2016
International Journal of Mechanical Engineering and Applications
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The importance of a buffer damping device installed in crane hoist mechanism has been proved through the vibration simulation about wire rope at the failure state. ...
Based on the special structure of its hoisting mechanism, it has two sets of independent lifting ropes to drive a hook synchronously and two pressure buffer devices on both ends of winding system's balancing ...
Multi-body Dynamic Model with a Buffer Device When Either of Two Wire Ropes Is Broken By the rope winding method of crane lifting mechanism, the load distribution on two wire ropes can be balanced, and ...
doi:10.11648/j.ijmea.20160404.11
fatcat:y36rrzf5fffcbk6nvxmz4nfyua
Anti-swing control of a hydraulic loader crane with a hanging load
2021
Mechatronics (Oxford)
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A dynamic simulation model of the crane is made, and the control system is evaluated in simulations with a path controller in actuator space. ...
A B S T R A C T In this paper, anti-swing control for a hydraulic loader crane is presented. ...
Results in the laboratory showcase the feasibility of the novel anti-swing controller for hydraulic cranes in a practical application. ...
doi:10.1016/j.mechatronics.2021.102599
fatcat:kdir4s5oqbbjfjew5mb5qkwtsi
Page 465 of POWER Vol. 75, Issue 13
[page]
1932
POWER
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the two armature trolley wires for the limit switch. ...
Installation of additional trolley wires on this crane would have been difficult. ...
Page 685 of The Electrical Review Vol. 77, Issue 1983
[page]
1915
The Electrical Review
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A novel point is the spring control of the rollers when in the active position, which substituting resilience’ for rigidity almost eliminates the possibility of wire breakages. ...
Dead-Ending a Crane Trolley Wire.
The accompanying illustration shows a convenient and service- able way of dead-ending a travelling-crane trolley wire. ...
A Novel Approach To Anti-Sway Control For Marine Shipboard Cranes
2013
ECMS 2013 Proceedings edited by: Webjorn Rekdalsbakken, Robin T. Bye, Houxiang Zhang
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This paper addresses the development of a novel antisway control approach for marine shipboard cranes, offering stability, safety, and efficiency during lifting, handling, transportation, and other manipulation ...
During the final phase of this project, the proposed control strategy will be implemented as a real physical prototype for controlling different kinds of shipboard cranes. ...
ACKNOWLEDGEMENTS This work is supported by the Research Council of Norway with project no. 217769, "A Novel Integrated Anti-sway System for Rolls-royce Marine Shipboard Cranes", within the Maritime operations ...
doi:10.7148/2013-0249
dblp:conf/ecms/AlbadaAHZ13
fatcat:3wtst5t5lnc35pwheza3rbjgvu
Page 573 of The Electrical Review Vol. 67, Issue 1715
[page]
1910
The Electrical Review
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thus being raised on four ropes instead of two, The control is effected by means of a drum reversible-type crane controller fitted with suitable grid resistances, the controller being operated by means ...
The following is a short description of the latest design of Witton Kramer monorail electric hoists, which embody several novel features. ...
Non-industrial stacker crane with compatibility/extensibility between manual operation and electrical driving
2012
2012 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM)
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The goal of this research is development of a novel non-industrial stacker crane that enables humans to utilize high place for storage. ...
In this paper, we develop a prototype of the non-industrial stacker crane, and execute experiments both in manual operation by a user and in automatic control by a motor. ...
SYSTEM DESIGN OF NON-INDUSTRIAL STACKER
CRANE In this section, first of all, we describe a handling target of the stacker crane, and then explain a novel storage style suitable for the non-industrial ...
doi:10.1109/aim.2012.6265946
fatcat:k4hrgnbnfbayzksj4dlh4q3lai
Page 255 of AMC Journal Vol. 11, Issue 5
[page]
1925
AMC Journal
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New Method of Starting Small DC Motors Eliminates Arcing
The Lehigh Valley Coal Company re- cently adopted a novel means of starting the small direct current motors used for driving portable mine pumps ...
This crawler crane, known as their type DC, is very similar in outward appear- ance to the former types of tractor cranes built by that company, but its design embodies a host of new engineer- ing features ...
Page 526 of SMPTE Motion Imaging Journal Vol. 81, Issue 7
[page]
1972
SMPTE Motion Imaging Journal
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The novel concepts and mechanisms of the remote camera-control system are the heart of this crane. ...
Motor-driven camera crane.
(2) electric motor-drive of the pedestal dolly.
(3) remote control of the boom- mounted camera by a camera operator from a control station at the base of the boom on the dolly ...
Page 600 of POWER Vol. 58, Issue 16
[page]
1923
POWER
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Other features of this crane include a slanted crane runway, in which gravity assists the outward swing of the buckets. The trusses are also of novel construction. ...
NOVEL CRANE TRUSSES AND GRAVITY RUNWAY
The distributing cross-belt can be clearly seen toward one end of the crane in Fig. 5. ...
Enhancement of Virtual Simulator for Marine Crane Operations via Haptic Device with Force Feedback
[chapter]
2016
Lecture Notes in Computer Science
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A novel 6-DoF haptic device was developed for crane operations enabling a larger workspace range and higher rigidity. ...
Simulations of maritime crane anti-sway control suggested that the load sway time and amplitude were reduced more effectively with force feedback. ...
Acknowledgment The authors thank Zhao Lei and Ting Ye with Beihang University for the preliminary work on the design and manufacturing of the NHD prototype. ...
doi:10.1007/978-3-319-42321-0_30
fatcat:cg2zxtaw4bapdoeildc7wcosmu
Construction mode detection for autonomous offshore heavy lift operations
2021
Safety Science
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Acknowledgments This work is financially supported by the program of China Scholarships Council (CSC) with project No. 201607720003. ...
In current practice, the DP of the crane vessel is realized using a softwarebased controller. ...
The main contributions of this work are: • The modelling of the 6 DoF dynamics of the crane vessel and the 3 DoF dynamics of the load lifted by the crane wires as two interconnected systems in the state ...
doi:10.1016/j.ssci.2020.104991
fatcat:w6hruf7hlbdpvbfq5uoie2pnbe
Model-free anti-swing control of complex-shaped payload with offshore floating cranes and a large number of lift wires
2021
Ocean Engineering
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This paper performs a preliminary study on the anti-swing control of a complex-shaped suspended payload lift using a floating crane vessel and a large number of lift wires. ...
An offshore wind turbine tower-nacelle-rotor preassembly installation using floating crane vessel is adopted as a case study to verify the performance of the proposed control strategy. ...
Acknowledgment This work was supported by the Research Council of Norway (RCN) through the Centre for Research-based Innovation on Marine Operations (SFI MOVE, RCN-project 237929). ...
doi:10.1016/j.oceaneng.2021.108868
fatcat:u6drj45ecfazzlf4upsqx5rrka
Applying remote handling attributes to the ITER neutral beam cell monorail crane
2013
Fusion engineering and design
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2013 pre-print arXiv:1311.3792v1 fatcat:evfhmzysdnbhrbuivsv2dkngnq
The layout of the cell has driven the design to consist of a monorail crane that travels on a branched monorail track attached to the cell ceiling. ...
This paper describes the principle design constraints and how the remote handling attributes were applied to the concept design of the monorail crane, concentrating on areas where novel design solutions ...
Bogies Two bogies support the crane on the monorail with a total of four independent drives. ...
doi:10.1016/j.fusengdes.2012.10.006
fatcat:hviovhpcbjg2bmxrrqpqch4np4
Page 915 of The Electrical Review Vol. 96, Issue 2480
[page]
1925
The Electrical Review
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control. ...
In the case of electric cranes, this does not involve such heavy weights with a high centre
of gravity as is the case with hydraulic cranes of the same rant nd capacity. ...
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