Showing papers in "Journal of Bionic Engineering in 2018"

TL;DR: This paper aims to provide a general overview of recent attempts to enable robots to recognize human emotions and interact properly and which applications are the most suitable for the robot to have such sensitivity.

TL;DR: A four-fingered soft bionic robotic gripper with variable effective actuator lengths exhibits a simple control and low-cost approach of gripping a wide range of objects and may have wide leverage for future industrial operations.

TL;DR: A general review of the current status of bionic robotic fish, with particular emphasis on the hydrodynamic modeling and testing, kinematic modeling and control, learning and optimization, as well as motion coordination control.

TL;DR: The findings suggest that the presence of small pores on the scaffolds can be used as an effective tool for improving implant cellular interaction and can be considered useful for bone tissue engineering applications to improve human health.

TL;DR: In this article, the effects of alkali (6%), silane (2%), and calcium hydroxide (6%) on tensile, morphological, thermal, and structural properties of coir fibres and pineapple leaf fibres were investigated.

TL;DR: A mathematical model that incorporates the angle correction, as well as the open-loop model-based motion control, could precisely predict the three-dimensional (3D) movement, and the location error is less than 5.7 mm in different attitudes.

TL;DR: In this paper, the mechanical properties of Cissus quadrangularis stem fiber (CQSF) reinforced with unsaturated polyester composite were optimized by varying the fiber length and content.

TL;DR: In this paper, the authors provide an overview on the development of Artificial Hair-Like (AHL) sensors based on the inspiration of hair flow sensory receptors, especially sensory hairs in arthropods and lateral line systems of fishes.

TL;DR: It is indicated that decreasing the size of the tip of the claws while maintaining its stiffness unchanged can effectively improve the attachment ability of the climbing robots.

TL;DR: In this article, a three fingered soft gripper is used to adjust its stiffness depending upon how fragile/deformable the object being grasped is, and the gripper can be position-controlled at a range of different stiffness values.

TL;DR: In this article, an analysis of the current research status of Ionic Electroactive Polymers (IEAPs) exploited in bionic robots is presented, where the specific bionic parts are divided into four classes: imitation of fins, limbs, joints and trunks.

TL;DR: In this article, the punch resistance of the forewing of the beetle forewing was investigated to address the ability of forewing against the external force, and the results showed that the maximum fracture load was measured around 23 n for the female beetle and around 20.2 N for the male beetle in the front-side punch test.

TL;DR: An Enhanced Moth-Flame Optimization (EMFO) technique based on Cultural Learning (CL) and Gaussian Mutation (GM) is presented, which shows a significant improvement on MFO, in terms of solution quality and algorithmic reliability.

TL;DR: The design and development of a novel navigational controller to guide humanoids in cluttered environments and testing against other existing techniques to validate the efficiency of the AACO in path planning problems.

TL;DR: The experimental results indicate that the cross-shaped artificial lateral line can localize the target dipole source two body-lengths away and decreasing the data sampling interval and increasing the number of sensors utilized can help improve the positioning accuracy.

TL;DR: The results indicate that different CPG feature parameters involving amplitude, frequency, and phase lag play distinct roles in energy consumption under different swimming gaits, and may offer important inspiration for improving energy efficiency and locomotion performance of versatile swimming Gaits.

TL;DR: In this article, the shape of the spermathecae (receptaculum seminis) of rabbit fleas (Spilopsyllus cuniculi) and rat Fleas (Xenopsylla cheopis) is used for passive unidirectional liquid transport.

TL;DR: The prototype of the soft robotic fish with variable-stiffness decoupled mechanisms is built to explore the relationships between the body stiffness and the swimming performance, and it is validated experimentally that the stiffness variation multiple of the robotic fish is raised, and the swimmers performance is improved when the stiffness is modulated to match the driving frequency.

TL;DR: The proposed Multi-Layered CPG model is used as the underlying low-level controller for a quadruped robot to generate adaptive walking patterns and the simulation experiments verify the effectiveness of the presented ML-CPG and multi-layered reflexes strategy.

TL;DR: The methodology developed in this study provides a universal method to design a patient-specific prosthesis with a gradient modulus distribution for the purposes of minimizing the stress shielding effect and extending the lifespan of the implant.

TL;DR: In this paper, an experimental study of the morphological effects of leading-edge serrations on aerodynamic force production by utilizing owl-inspired, single-feather, clean and serrated wing models with different serration lengths and spacing, and by combining Particle Image Velocimetry (PIV) and force measurements is presented.

TL;DR: In this paper, five superhydrophobic plant leaves in nature are introduced, by means of the combination of surface morphology and wettability with the aid of Scanning Electron Microscopy (SEM) and contact angle measurement.

TL;DR: It is found that the twisting trunk helps the quadruped robot get larger stride length and further perform higher locomotion speed than that with rigid trunk.

TL;DR: In this article, two high-speed cameras were utilized to capture the impact process of water droplets onto the wing feathers of kingfishers from both horizontal and vertical directions, and two states of the feathers (elastic and inelastic) were considered to study the influence of elasticity.

TL;DR: An optimal design of the finger is presented according to anthropomorphic phalanx trajectories and maximized grasping forces obtained with consideration for the angular velocity relationships of the three phalanges and their force transmission performances.

TL;DR: In this paper, the longitudinal dynamic behavior during vertical takeoff without control of a Flapping-wing Micro Air Vehicle (FW-MAV) was analyzed using the Computational Fluid Dynamic (CFD) software ANSYS Fluent, which was used to compute the aerodynamic forces and pitching moments.

TL;DR: In this paper, a miniaturized bionic electronic nose system is developed in order to solve the problems arising in oil and gas detection for large size and inflexible operation in downhole.

TL;DR: This paper shows that the mechanism replicating the synergic feature of the human upper limb can be designed in a recursive manner, meaning that the entire robot can be constructed from two basic mechanical units.

TL;DR: A new Center of Gravity (COG) trajectory planning algorithm for a quadruped robot with redundant Degrees of Freedom (DOFs) was proposed by using a combined Jacobian of COG and centroid of a support polygon including a foot contact constraint.

TL;DR: In this paper, a 3D-CAD-based model of a biomimetic riblet inspired by sharkskin denticles was presented. But the model was not applied to the dynamics of turbulent flow in aquatic vehicles.