Results 1 to 10 of about 5,250 (307)

Evaluation of Prestress Loss Distribution during Pre-Tensioning and Post-Tensioning Using Long-Gauge Fiber Bragg Grating Sensors [PDF]

open access: yesSensors, 2018
Prestress loss evaluation in prestressed strands is essential for prestressed structures. However, the sensors installed outside the duct can only measure the total prestress loss.
Shen S   +5 more
exaly   +4 more sources

An open-source biaxial tensile tester with automated pre-tensioning for mechanical studies of canvas paintings [PDF]

open access: yesHardwareX, 2023
The mechanical aspects of canvas painting conservation and the study of the effects of conservation treatments benefit greatly from quantifying the mechanical characteristics of the materials.
Miguel Sánchez López
exaly   +4 more sources

Effect of Pre-tensioning Force on Behavior of Buckling Restrained Brace (BRB) Supported by Double Pre-tensioning System

open access: yesFrattura ed Integrità Strutturale, 2023
The study explores the feasibility of a new all-steel buckling restrained brace (BRB) with the double pre-tensioning system as an alternative to conventional concentrically braced frames by using finite element method (ABAQUS program), And to verify modeling, use U-V1 specimen results and compare them with test results.
Mohamed Fouad Selim   +3 more
openaire   +4 more sources

RC column strengthening by lateral pre-tensioning of FRP [PDF]

open access: yesConstruction and Building Materials, 2003
This paper presents a unique strengthening technique for existing concrete columns that use expansive materials to apply lateral pre-tensioning. The technique increases the capacity and ductility of a column as well as achieving better utilisation of the
Kypros Pilakoutas
exaly   +2 more sources

Design and Control of the Manipulator of Magnetic Surgical Forceps with Cable Transmission. [PDF]

open access: yesMicromachines (Basel)
Magnetically actuated medical robots have attracted growing research interest because magnetic force can transmit power in a non-contact manner to fix magnetic surgical instruments onto the inner wall of the abdominal cavity.
Li J, Sun Z.
europepmc   +2 more sources

Post-Tensioning Steel Rod System for Flexural Strengthening in Damaged Reinforced Concrete (RC) Beams

open access: yesApplied Sciences (Switzerland), 2018
In this study, a post-tensioning method using externally unbonded steel rods was applied to pre-damaged reinforced concrete beams for flexural strengthening.
Swoo-Heon Lee   +2 more
exaly   +3 more sources

Optimization of cable pre-tensioning force in cable-stayed bridges by simplifying the structural model with a case study of Lali bridge [PDF]

open access: yesمهندسی عمران شریف, 2023
Cable-stayed bridges are bridges in which the deck is connected directly to the towers by diagonal cables. These bridges are mainly known by the length of the middle span, which often falls between the span lengths of suspension bridges and bridges ...
M. Ravan, A.R. Ghiami Azad
doaj   +1 more source

PMUTs Arrays for Structural Health Monitoring of Bolted-Joints

open access: yesMicromachines, 2023
Micro-electro-mechanical systems (MEMS) have enabled new techniques for the miniaturization of sensors suitable for Structural Health Monitoring (SHM) applications.
Omer M. O. Abdalla   +4 more
doaj   +1 more source

Comparison of anterior knee laxity immediately after anatomic double-bundle anterior cruciate ligament reconstruction: Manual tensioning vs tensioning boot techniques

open access: yesAsia-Pacific Journal of Sports Medicine, Arthroscopy, Rehabilitation and Technology, 2022
Purpose: Tensioning technique at graft fixation is one of key factors for successful outcomes in ACL reconstruction. The tensioning boot, which had two tensioners and was fixed to the tibia with a bandage, was developed for precise graft tensioning.
Tatsuo Mae   +5 more
doaj   +1 more source

Simulation Tests of Working Press Loads under Pre-tensioned Body Conditions [PDF]

open access: yesMATEC Web of Conferences, 2022
The article presents the concept of innovative technology for the production of press bodies, especially hydraulic ones. The manufacturing method is distinguished by the use of pre-tensioning of the press body, which guarantees the required rigidity and ...
Mroziński Adam, Macko Marek
doaj   +1 more source

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