Results 121 to 130 of about 54,711 (246)

Research on Thermal Runaway Multiphysics Coupling Simulation and Sensor Optimization Layout of Lithium Iron Phosphate Energy Storage Battery Packs

open access: yesEnergy Science &Engineering, Volume 14, Issue 4, Page 1765-1780, April 2026.
This study explores thermal runaway in lithium‐iron‐phosphate energy storage battery packs through multi‐physics coupling simulation. Thermal runaway evolves from battery cells (experiencing overcharge, bulging, safety valve opening, and gas venting) to battery clusters (a) and propagates within the battery pack (b). Simulation results indicate: stress
Dongliang Guo   +6 more
wiley   +1 more source

Position Control System of Hydraulic CylinderBased on Microcontroller

open access: yesJournal of Engineering and Sustainable Development, 2008
Recently, the industrial applications using an electro-hydraulic system have been widely used. Since these are necessary and more ambitious specifications with respect to positioning accuracy, rapid motion and for generating large forces.
Munaf F. Bader
doaj  

Alveolar Bone Regeneration: Smart Biomaterials and Physical Stimulation

open access: yesJournal of Biomedical Materials Research Part B: Applied Biomaterials, Volume 114, Issue 4, April 2026.
ABSTRACT Large‐area bone loss from disease, trauma, or congenital defects requires surgical procedures and bone grafting. Alveolar bone loss from severe periodontal disease and non‐unions often demands immediate grafting. Treating large alveolar bone defects using grafts and substitutes is challenging due to the complex oral environment, infection ...
Allen Zennifer   +5 more
wiley   +1 more source

Introduction to the Phillips Machine and the Analogue Computing Tradition in Economics [PDF]

open access: yes
In this paper I try to argue for the desirability of analog computation in economics from a variety of perspectives, using the example of the Phillips Machine. Ultimately, a case is made for the underpinning of both analog and digital computing theory in
K. Vela Velupillai
core  

Mitigating VFA accumulation in hydrogen‐assisted anaerobic digestion through MEC integration

open access: yesJournal of Chemical Technology &Biotechnology, Volume 101, Issue 4, Page 915-924, April 2026.
Abstract BACKGROUND Biological hydrogenotrophic methanization is a promising method to improve biogas quality in anaerobic digestion systems. However, hydrogen‐assisted anaerobic digesters (AD‐H2) are prone to volatile fatty acid (VFA) accumulation and process instability.
Afrooz Bayat, Ricardo Bello‐Mendoza
wiley   +1 more source

Predicting dynamic performance limits for servosystems with saturating nonlinearities [PDF]

open access: yes
A generalized treatment for a system with a single saturating nonlinearity is presented and compared with frequency response plots obtained from an analog model of the system.
Blech, R. A., Webb, J. A., Jr.
core   +1 more source

Research on positioning control strategy of hydraulic support pushing system based on multistage speed control valve

open access: yesScientific Reports
The precise position control of the hydraulic support pushing system in the coal mining face is a key technical support for intelligent coal mining. At present, the hydraulic support pushing system uses the electro-hydraulic directional valve as the ...
Tengyan Hou   +5 more
doaj   +1 more source

A flight investigation of oscillating air forces: Equipment and technique [PDF]

open access: yes
The equipment and techniques are described which are to be used in a project aimed at measuring oscillating air forces and dynamic aeroelastic response of a swept wing airplane at high subsonic speeds.
Reed, W. H., III
core   +1 more source

The Phillips Machine, The Analogue Computing Traditoin in Economics and Computability [PDF]

open access: yes
In this paper I try to argue for the desirability of analog computation in economics from a variety of perspectives, using the example of the Phillips Machine. Ultimately, a case is made for the underpinning of both analog and digital computing theory in
K. Vela Velupillai
core  

Development of improved electroforming technique [PDF]

open access: yes
Techniques were studied to reinforce or strengthen electroformed nickel to allow a fuller utilization of electroforming as a reliable and low cost fabrication technique for regenerately cooled thrust chambers.
Davies, L. G., Mccandles, L. C.
core   +1 more source

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