Results 71 to 80 of about 10,294 (305)

THE SIMULATION DIAGNOSTIC METHODS AND REGENERATION WAYS OF REINFORCED - CONCRETE CONSTRUCTIONS OF BRIDGES IN PROVIDING THEIR OPERATING RELIABILITY AND LONGEVITY

open access: yesNauka ta progres transportu, 2010
On the basis of analysis of existing diagnostic methods and regeneration ways of reinforced-concrete constructions of bridges the recommendations on introduction of new modern technologies of renewal of reinforced-concrete constructions of bridges in ...
B. V. Savchinskiy
doaj  

Multimodal Haptic Perception Through Synergistic Nanocomposite Sensor Arrays

open access: yesAdvanced Materials Technologies, EarlyView.
Multi‐modal fingertip haptics are advanced through a bioinspired &vertical‐via' electronic skin architecture. A confined PDMS/MWCNT/NiNP nanocomposite, sitting at the percolation threshold, enables tactile, thermal, and magnetic sensing. A unique via‐density gradient and dedicated &Un‐Touch' reference nodes provide robust spatial resolution and signal ...
Amos Bardea, Fernando Patolsky
wiley   +1 more source

Design Improvement of Composite Timber-Concrete Bridges Using Glued Laminated Timber

open access: yesЛесной журнал
The development of the forestry sector involves the use of heavy vehicles, which exert a significant impact on the road surface comparable to the impact of temporary traffic loads АК and НК of class 14.
Vladimir A. Utkin, Pavel N. Kobzev
doaj   +1 more source

Shear transfer between precast prestressed bridge beams and in-situ concrete crosshead in continuous structures [PDF]

open access: yes, 1988
A detailed investigation was made to study the shear transfer between precast prestressed beams and in-situ concrete in a relatively new method of construction of continuous bridge decks where the ends of precast beams are connected to an integral in ...
Mirtalaie, K, Mirtalaie, Kamal
core  

Information Transmission Strategies for Self‐Organized Robotic Aggregation

open access: yesAdvanced Robotics Research, EarlyView.
In this review, we discuss how information transmission influences the neighbor‐based self‐organized aggregation of swarm robots. We focus specifically on local interactions regarding information transfer and categorize previous studies based on the functions of the information exchanged.
Shu Leng   +5 more
wiley   +1 more source

Prediction of mechanical strength of polypropylene fibre reinforced concrete using artificial neural network [PDF]

open access: yesGrađevinski Materijali i Konstrukcije, 2020
The usefulness of fibre reinforced concrete (FRC) in various civil engineering applications is indisputable. Fibre reinforced concrete has been successfully used so far in construction of structures like bridges, industrial structures, concrete ...
Sangeetha P., Shanmugapriya M.
doaj  

Deterioration and Cracking in Reinforced Concrete Bridges

open access: yes, 2021
Reinforced concrete structures are subjected to several sources of deterioration that can cause a progressive reduction in performance. Among the existing infrastructure typologies, reinforced concrete half-joint bridges are particularly critical. This common structural configuration is characterised by a reduction in depth at the supports.
openaire   +1 more source

Optimum design of composite prestressed concrete girder railway bridges

open access: yes, 2012
This paper deals with the formulation of design optimisation of pretsressed concrete bridges. The bridge is of a slab-on-girder type, hence modeled as an equivalent orthotropic plate.
Mohammed, S, Mohammad, F, Al-Nuaimi, A
core  

ChicGrasp: Imitation‐Learning‐Based Customized Dual‐Jaw Gripper Control for Manipulation of Delicate, Irregular Bio‐Products

open access: yesAdvanced Robotics Research, EarlyView.
Automated poultry processing lines still rely on humans to lift slippery, easily bruised carcasses onto a shackle conveyor. Deformability, anatomical variance, and hygiene rules make conventional suction and scripted motions unreliable. We present ChicGrasp, an end‐to‐end hardware‐software co‐designed imitation learning framework, to offer a ...
Amirreza Davar   +8 more
wiley   +1 more source

Application of metal reinforcement of periodic profile in transport structures. Standardization issues [PDF]

open access: yesДороги і мости
Introduction. Due to the cancellation of GOST 5781-82 on periodic profile reinforcement for reinforced concrete structures in Ukraine in 2019, a situation arose when the implementation of design, construction and installation works on bridges was ...
Ihor Babiak, Volodymyr Kaskiv
doaj   +1 more source

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