Results 11 to 20 of about 212,475 (312)

AFDX network equipment fault diagnosis technology

open access: yesXibei Gongye Daxue Xuebao, 2023
This paper focuses on the network equipment fault monitoring and diagnosis software, and studies the fault diagnosis of the monitored AFDX network based on the network algorithm. Firstly, the range fault characteristic parameters are designed to identify
HU Lei   +6 more
doaj   +1 more source

Caudal pneumaticity and pneumatic hiatuses in the sauropod dinosaurs Giraffatitan and Apatosaurus [PDF]

open access: yes, 2013
Skeletal pneumaticity is found in the presacral vertebrae of most sauropod dinosaurs, but pneumaticity is much less common in the vertebrae of the tail.
Taylor, Michael P, Wedel, Mathew J.
core   +3 more sources

Craniocervical Pneumatization

open access: yesJournal of Radiology Case Reports, 2013
Craniocervical bony pneumatization is a rare finding, with limited numbers of cases reported in the literature. It is thought to be linked to Eustachian tube dysfunction and a ball valve mechanism, and has a link with recurrent Valsalva maneuvers. We report a case of pneumatization of the occiput, atlas (C1) and axis (C2) in a patient with extensive ...
Alan James, Quigley, Helen, Shannon
openaire   +2 more sources

Fuzzy logic speed control for the engine of an air-powered vehicle

open access: yesAdvances in Mechanical Engineering, 2016
To improve the condition of air and eliminate exhaust gas pollution, this article proposes a compressed air power system. Instead of an internal combustion engine, the automobile is equipped with a compressed air engine, which transforms the energy of ...
Qihui Yu   +3 more
doaj   +1 more source

A Pneumatically Controlled Prosthetic Socket for Transfemoral Amputees

open access: yesSensors, 2023
Amputees typically experience changes in residual limb volume in their daily lives. It causes an uncomfortable fit of the socket by applying high pressure on the sensitive area of the residual limb or by loosening the socket.
Kang-Ho Lee   +7 more
doaj   +1 more source

A Comparison of Pneumatic and Hand Stripping of Whitefish (Coregonus lavaretus) Eggs for Artificial Reproduction

open access: yesAnimals, 2020
We describe the technique of pneumatic stripping of whitefish (Coregonus lavaretus) eggs with the use of oxygen, nitrogen, and air. Eggs obtained via the traditional method (by pressing the abdominal surfaces) served as a control group.
RadosÅ‚aw Kajetan Kowalski   +5 more
doaj   +1 more source

Output dynamic control of a late model sustainable energy automobile system with nonlinearity

open access: yesAdvances in Mechanical Engineering, 2016
Air-liquid pressurization convertor has been applied in energy boosting which is widely used in sustainable energy automobile. In this article, output dynamic control method is analyzed by model simulation and experimental validation to set foundation ...
Maolin Cai   +3 more
doaj   +1 more source

Control of Pneumatic Artificial Muscles Using Local Cyclic Inputs and Genetic Algorithm

open access: yesActuators, 2018
Recently, lightweight and flexible soft actuators have attracted interest from robotics researchers. We focused on pneumatic rubber artificial muscle (PAM) as a high-output soft actuator. The high compliance of PAM allows a robot to adapt flexibly to the
Hiroki Tomori, Kenta Hiyoshi
doaj   +1 more source

Comparison of the effects of pneumatic ankle-foot orthosis and posterior leaf spring ankle-foot orthosis on spatiotemporal parameters of gait and ankle range of motion in patients with stroke: a preliminary study [PDF]

open access: yesJournal of Rehabilitation Sciences and Research, 2020
Background: Chronic stroke patients face impairment due to ankle dorsiflexor weakness that can influence their ankle kinematics and gait. The objective of this study was to compare the effects of a pneumonic ankle-foot orthosis (AFO) with those of a ...
Hasti Mohri   +3 more
doaj   +1 more source

Simultaneous control of motion and maximized stiffness for an electro-pneumatic clutch actuator based on pressure observers

open access: yesAdvances in Mechanical Engineering, 2017
To improve gear-shifting quality of the clutch in automated manual transmission systems, motion trajectory tracking control of an electro-pneumatic clutch actuator is first considered in this article.
Pengfei Qian   +3 more
doaj   +1 more source

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