Results 131 to 140 of about 3,903 (306)

Experimental Study on Dynamic Reactionless Motions with DLR’s Humanoid Robot Justin

open access: yes, 2009
The capabilities of DLR’s multi-DOF humanoid robot Justin are extended with the help of a dynamic torque control component for base reaction minimization.
Hirzinger, Gerd   +2 more
core  

Kinematics analysis and motion planning of a redundant robotic manipulator for surgical intervention

open access: yes, 2017
Robotic assisted technologies benefit surgeon for less workload via dexterous manipulation in minimally invasive surgeries (MIS). Redundant manipulator can provide sufficient dexterity and is potential to use in a confined and narrow workspace.
Li, Weiguang   +29 more
core   +1 more source

Optimization of the Production of Rubber Compounds Using Mathematical Models

open access: yesAdvanced Engineering Materials, EarlyView.
Rubber compounds were mixed in a batch internal mixer, and symbolic regression was used to derive mathematical models linking recipe and process parameters to ram path, torque, and mixing quality (incorporation, dispersion, distribution). Subsequent optimization with evolutionary algorithms identified operating conditions that reduce specific energy ...
Anke Bardehle   +7 more
wiley   +1 more source

RBF neural network based shape control of hyper-redundant with constrained end-effector

open access: yes, 2006
Hyper-redundant manipulator has more degrees of freedom than the least necessary to perform a given task, thus it has the features of overcoming conventional industrial robot's limitation to carry out a designated difficult task. When the manipulator
Liu JG(刘金国)   +3 more
core  

Torque and workspace analysis for flexible tendon driven mechanisms

open access: yes, 2010
Tendon driven mechanisms have been considered in robotic design for several decades. They provide lightweight end effectors with high dynamics. Using remote actuators it is possible to free more space for mechanics or electronics.
Chalon, Maxime   +5 more
core   +1 more source

模块化混联超冗余度机器人的位置正解研究

open access: yesJixie chuandong, 2012
A method for the forward position solution of the modular hybrid hyper-redundant robot is presented.The symbolic solution for the forward position of basic module 3-RPS parallel manipulator is obtained by using the Sylvester resultant elimination method ...
刘银龙   +4 more
doaj  

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

Automated Symbolic Processes for Dynamic Modeling of Redundant Manipulator Robots

open access: yes
In this study, groundbreaking software has been developed to automate the generation of equations of motion for manipulator robots with varying configurations and degrees of freedom (DoF).
Claudio Urrea, John Kern, Daniel Saa
core   +1 more source

Penyelesaian Persoalan Invers Kinematik Pada Manipulator Redundant Dengan Menggunakan Metode Dekomposisi [PDF]

open access: yes, 1998
Manipulator yang dipergunakan dalam proses industri umumnya enam derajat kebebasan, sehingga dapat mencapai semua posisi orientasi end-effector. Namun manipulator ini masih keterbatasan, antara lain karena adanya kemungkinan manipulator akan menempuh ...
Muslim, Muhammad Aziz
core  

Soft Mechanical‐Electrical Logic Using Liquid Metal‐Filled 3D‐Printed Architectures

open access: yesAdvanced Engineering Materials, EarlyView.
We present 3D‐printed soft mechanical–electrical logic elements that use liquid metal–filled silicone tubes actuated by thermoplastic polyurethane/polylactic acid (TPU/PLA) architectures to produce Boolean operations. Complementary normally open and normally closed unit cells perform repeatable binary transitions and can be combined into more complex ...
Christoph Lehmann   +2 more
wiley   +1 more source

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