Results 1 to 10 of about 39,725 (266)

Effects of Cold and Vibration on Venipuncture Pain Management in Children Aged 2-7 Years Old: Randomized Controlled Trial [PDF]

open access: yesJMIR Pediatrics and Parenting
BackgroundThe pain resulting from venipuncture is one of the primary sources of stress during childhood and can have adverse effects on children. The Buzzy device can play an important role in alleviating the pain of venipuncture in children.
Zi-yun Zhou   +4 more
doaj   +2 more sources

Dynamic characteristics of underframe semi-active inerter-based suspended device for high-speed train based on LQR control [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2022
The underframe passive inerter-based suspended device, based on the inerter-spring-damper vibration attenuation structure, could improve the dynamic performance of the train body, but its parameters are fixed and cannot meet the dynamic performance ...
Yong Wang   +3 more
doaj   +1 more source

Analysis on Vibration Characteristics and Suppression Strategy of Vehicle Mounted GPR Detection Device for Tunnel Lining

open access: yesMachines, 2021
The GPR antenna is installed on the high-speed railway tunnel detection vehicle through the detection device to carry out non-contact nondestructive and rapid detection of the lining condition. Through simulation calculation and field vibration test data
Yang Lei   +4 more
doaj   +1 more source

A Review of Bioinspired Vibration Control Technology

open access: yesApplied Sciences, 2021
Due to huge demand in engineering, vibration control technology and related studies have always been at the frontiers of research. Although traditional vibration control methods are stable and reliable, they have obvious shortcomings.
Xiaojie Shi   +5 more
doaj   +1 more source

Semi-Active Vibration Control of Seat Suspension Equipped with a Variable Equivalent Inertance-Variable Damping Device

open access: yesMachines, 2023
The seat suspension has a significant influence on riding comfort in many practical applications, such as heavy duty vehicles, military vehicles, and high-speed crafts.
Guangrui Luan   +4 more
doaj   +1 more source

Study on vibration control system of structures based on magnetic levitation technology

open access: yesMechanical Engineering Journal, 2020
This study expresses a novel active vibration control method for structures by using magnetic levitation (MA-GLEV) technologies. When a vibration occurs, a developed MAGLEV device will repeat to levitate and contact to the ceiling of structures properly.
Changan JIANG, Satoshi UENO
doaj   +1 more source

TECHNIQUES FOR VIBRATION RESISTANCE INCREASE OF QUARTZ PENDULUM ACCELEROMETER USING DIGITAL FEEDBACK [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2019
Subject of Research. The paper considers approaches of vibration resistance increasing for quartz pendulum accelerometer with digital feedback amplifier and without further development of measuring element design or application of damping measures ...
Artem Yu. Nikolaenko   +1 more
doaj   +1 more source

Design and Experiment of a Biomimetic Duckbill-like Vibration Chain for Physical Weed Control during the Rice Tillering Stage

open access: yesBiomimetics, 2023
The widespread use of chemical herbicides has jeopardized concerns about food safety and ecological consequences. To address these issues and reduce reliance on chemical herbicides, a physical weed control device was developed for the tillering stage in ...
Longyu Fang   +9 more
doaj   +1 more source

Effect of the area of a lithium niobate transducer on the efficiency of ultrasonic atomization driven by resonance vibration

open access: yesUltrasonics Sonochemistry, 2022
In recent years, individual control of one’s personal environment has been drawing increasing attention due to the growing interest in health care. Wearable devices are especially useful because of their controllability regardless of location.
Keisuke Yoshioka   +3 more
doaj   +1 more source

Nonlinear characterization of magnetorheological elastomer-based smart device for structural seismic mitigation

open access: yesInternational Journal of Smart and Nano Materials, 2021
Magnetorheological elastomer (MRE) has been demonstrated to be effective in structural vibration control because of controllable stiffness and damping properties with the effect of external magnetic fields.
Yang Yu   +4 more
doaj   +1 more source

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