Results 61 to 70 of about 45,286 (314)

A Comprehensive Review of Biomass Gasification Characteristics in Fluidized Bed Reactors: Progress, Challenges, and Future Directions

open access: yesFluids
Biomass fluidized bed gasification technology has attracted significant attention due to its high efficiency and clean energy conversion capabilities. However, its industrial application has been limited by insufficient technological maturity. This paper
Lu Wang   +5 more
doaj   +1 more source

Magnetic Droplet Manipulation on Open Surfaces

open access: yesAdvanced Materials Technologies, EarlyView.
Recent advances in the manipulation of magnetic droplets demonstrate various manipulations on open surfaces, including transport, splitting, merging, and force‐controlled motion, enabled by magnetic particles and external fields. ABSTRACT Manipulation of liquids on a smaller scale enables applications in various fields, particularly diagnostics and ...
Robab Jahangir, Vahid Nasirimarekani
wiley   +1 more source

Bamboo Medical Application: A State‐of‐the‐Art Review

open access: yesAdvanced Materials Technologies, EarlyView.
This review presents a structured classification of bamboo's current use in healthcare. It organizes applications into medical textiles and medical devices, with further divisions based on function and level of invasiveness. It also examines material utilization based on bamboo's structural role, highlighting how it supports both protective and ...
Haymanot Beza Lamesgin   +3 more
wiley   +1 more source

Prediction and Interpretative Analysis of Bed Expansion Ratio in Pulsed Fluidized Beds

open access: yesSeparations
The bed expansion height serves as a macroscopic representation of the efficiency with which vibrational energy is transmitted within pulsed fluidized beds.
Yanjiao Li   +3 more
doaj   +1 more source

The Evolution of Aerosol Jet Printing, A Review: Enhancing Material Versatility and Improvements for Next‐Generation Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Aerosol Jet Printing (AJP) has emerged as a versatile additive manufacturing technique for high‐resolution, conformal, and multi‐material printing. This review highlights advances in printable materials, substrate compatibility, post‐processing, characterization, and process innovations, while critically discussing current challenges and future ...
Chandrachur Chatterjee   +2 more
wiley   +1 more source

Polyolefin Pyrolysis in Multilayer Fluidized Beds: An Innovative Approach to Obtain Valuable Alternative Fuels

open access: yesEnergies
This paper presents the application of two versions of the multilayer fluidized bed made out of two materials with significantly different densities. The first type of fluidized bed was composed of raw cenospheres and quartz sand.
Witold Żukowski   +3 more
doaj   +1 more source

Soft Robotic Snake with Tunable Undulatory Gait for Efficient Underwater Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
This study designs an underwater soft snake robot using 3D‐printed soft actuators, controlled by specific signals to generate sinusoidal undulation. Results show a positive correlation between speed and swing amplitude, with optimal performance at 2/3π phase offset, PLA tail, 1.2 voltage growth rate, and 6s undulation period achieving a maximum speed ...
Huichen Ma, Junjie Zhou, Raye Yeow
wiley   +1 more source

CFD Study on Fluidized Bed Pyrolyzers

open access: yesChemical Engineering Transactions, 2012
Fluidized bed pyrolyzers are commonly used for biomass fast pyrolysis to maximize the pyrolysis oil yield. A CFD study was performed on homogeneous secondary pyrolysis reactions that cause a reduction of liquid fraction yield and to propose certain design and operation considerations to reduce the extent of secondary reactions.
Lam, Ka-Leung   +4 more
openaire   +4 more sources

Thermal efficiency assessment of MPCM and sand in two concentric cylinders pulsating fluidized bed

open access: yesDiscover Applied Sciences
Fluidized beds are widely used in various industrial processes due to their excellent characteristics in drying, chemical reactors, solids separation, fluid catalytic cracking and combustion.
Amin Salehianfard   +3 more
doaj   +1 more source

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