Results 41 to 50 of about 7,408 (255)

Parallel Robot

open access: yes, 2022
The need to high performance, stability, and dexterity robot is the main motivation to improve industrial robots, parallel robots are general-purpose industrial robots, that can give all previous needs with high accuracy. In this paper, a detailed review of parallel robotics is submitted, the paper depends on the latest researches and books related to ...
openaire   +1 more source

Predictive functional control for a parallel robot [PDF]

open access: yesProceedings 2003 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2003) (Cat. No.03CH37453), 2004
This paper presents an efficient application of a model based predictive control in parallel mechanisms. A predictive functional control control strategy based on a simplified dynamic model is implemented. Experimental results are shown for the H4 robot, a fully parallel structure providing 3 degrees of freedom (dof) in translation and 1 dof in ...
Vivas, Oscar Andrès   +2 more
openaire   +1 more source

Design and implementation of a multi-degrees-of-freedom cable-driven parallel robot with gripper

open access: yesInternational Journal of Advanced Robotic Systems, 2018
Cable-driven parallel robots comprise driven actuators that allow controlled cables to act in parallel on an end-effector. Such a robotic system has a potentially large reachable workspace, large load capacity, high payload-to-weight ratio, high ...
Jonqlan Lin, Chi Ying Wu, Julian Chang
doaj   +1 more source

Decentralized Motion Planning for Load Carrying and Manipulating by a Robotic Pack

open access: yesIEEE Access, 2023
In many cases, a pack of robots holds an advantage over a single robot such when an oversized or over-weighted load is to be carried. In such cases, a single robot will not do.
Harel Cohen   +3 more
doaj   +1 more source

Bending Cycles and Cable Properties of Polymer Fiber Cables for Fully Constrained Cable-Driven Parallel Robots

open access: yes, 2017
S.85-94In most practical applications for cable-driven parallel robots, cable lifetime is an important issue. While there is extensive knowledge of steel cables in traditional applications such as elevators or cranes, it cannot be easily applied to cable
Andreas Pott   +3 more
core   +1 more source

Pose-Estimation Methods for Planar Underactuated Cable-Driven Parallel Robots

open access: yes, 2023
Planar underactuated cable-driven parallel robots (UACDPRs) employ less than three cables to control the pose of the end-effector (EE). Consequently, the EE pose cannot be calculated only from cable-length geometrical constraint equations.
Gabaldo S., Ida E., Carricato M.
core   +1 more source

Using Maple to Analyse Parallel Robots [PDF]

open access: yes, 2020
We present the SIROPA Maple Library which has been designed to study serial and parallel manipulators at the conception level. We show how modern algorithms in Computer Algebra can be used to study the workspace, the joint space but also the existence of some physical capabilities w.r.t.
Chablat, Damien   +3 more
openaire   +3 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Parallel robot with fuzzy neural network sliding mode control

open access: yesAdvances in Mechanical Engineering, 2018
With the advancement in research on parallel robots, control theory is increasingly applied in the field of robotics. Owing to its robustness, sliding mode variable structure control is extensively used in parallel robots.
Jiangmin Xu, Qi Wang, Qing Lin
doaj   +1 more source

Septin 9 PB domains coordinate centrosome positioning and microtubule acetylation to control epithelial polarity

open access: yesFEBS Letters, EarlyView.
Septin 9 polybasic domains couple phosphoinositide‐rich membrane binding to centrosome positioning, Golgi organization, and microtubule acetylation to control epithelial polarity. Their loss disrupts this axis, causing centrosome mispositioning, Golgi fragmentation, reduced microtubule acetylation, and polarity inversion via upregulation of the ...
Ting ting Cai   +4 more
wiley   +1 more source

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