Results 71 to 80 of about 27,881 (264)

Experimental Investigation of Partial Flue Gas Recirculation During Load Changes in a 1 MWth SRF-Fired CFB Combustor

Energies
The increasing share of renewable energy sources in power grids demands greater load flexibility from thermal power plants. Circulating Fluidized Bed (CFB) combustion systems, while offering fuel flexibility and high thermal inertia, face challenges in ...
Alexander Kuhn, Jochen Ströhle, Bernd Epple   +2 more
doaj   +1 more source

Integrated Fuel Cell and Electrolyzer Systems for Renewable Energy Storage and Conversion [PDF]

E3S Web of Conferences
This paper presents a study on the integration of fuel cell and electrolyzer systems for efficient renewable energy storage and conversion. The increasing reliance on renewable energy sources such as solar and wind power necessitates the development of ...
Jayasree S., Hemamalini V., Bansal Saloni, Al-Farouni Mohammed, Chaudhari R.J., Landage Milind, Babu D. Suresh   +6 more
doaj   +1 more source

Recent Developments in Energy Storage and Conversion Applications of Multifunctional Vanadium Carbides

Advanced Materials Technologies, EarlyView.
This review systematically explains the synthesis, properties, and energy storage and conversion applications of vanadium carbides. We introduce the structural and the synthetic strategies and reviewed recent developments in the material synthesis processes. The emerging applications of vanadium carbides in energy storage and conversion are highlighted.
Swathy B. Saseendran, Sang Mun Jeong, Chandra Sekhar Rout   +2 more
wiley   +1 more source

The Association of Macronutrient Consumption and BMI to Exhaled Carbon Dioxide in Lumen Users: Retrospective Real-World Study

JMIR mHealth and uHealth
BackgroundMetabolic flexibility is the ability of the body to rapidly switch between fuel sources based on their accessibility and metabolic requirements.
Shlomo Yeshurun, Tomer Cramer, Daniel Souroujon, Merav Mor   +3 more
doaj   +1 more source

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

Advanced 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, Rocco Lupoi, Michael J. Gibbons   +2 more
wiley   +1 more source

Performance evaluation of fuel cell based on a DC-DC boost converter through optimized MPPT controller

Frontiers in Energy Research
The current electric vehicle domain is increasingly focused on fuel cell technologies due to its flexibility, steady supply of power, low atmospheric pollution, increased startups, and rapid responses.
G. Subramaniam, C. Kumar, Faisal Alsaif
doaj   +1 more source

Net zero motorcycle fueled with ethanol-ammonia flexible fuel

The University of Danang - Journal of Science and Technology
This paper presents the results of simulation and experimental research on converting an electronic fuel-injected Honda RSX motorcycle into an Ethanol-NH3 dual-fuel motorcycle. This study investigates the influence of air-fuel equivalence ratio (f), ignition timing (φs), engine speed (n), and ethanol blending ratio (E0A to E100A) on the performance and
Bui Van Ga, Luu Duc Lich, Bui Van Hung, Tran Minh Ho   +3 more
openaire   +1 more source

On–Off Switchable Micromotors for Use in Steerable Microvehicles

Advanced Robotics Research, EarlyView.
Electrically controllable micromotors and microvehicles are developed by tuning the diffusion of the fuel. Self‐propelled micromotors using bubble propulsion show great promise for miniaturized devices with multiuse purposes such as cargo delivery and sensing. However, there is currently no method to electrically switch the micromotors on or off. Here,
Hugo Severinsson, Eswaran Murugasen, Jose G. Martinez, Edwin W. H. Jager   +3 more
wiley   +1 more source

Nonlocomotory Robotic Strategies for Dynamic Rotation Control in Terrestrial Robots: A Review

Advanced Robotics Research, EarlyView.
Terrestrial robots increasingly require rapid body rotation to maintain stability and agility in complex environments. This review shows nonlocomotory rotational control strategies that operate without ground contact, including reaction wheels, tails, bars, limbs, and thrusters.
Y. Liang, J. An, X. Zheng, D. Wang, S. Wang, X. Wang, P. Zhu, J. Pei, S. Li, J. Paripurana, Y. Han, Z. Tang, X. Gan, Q. He, X. Ma   +14 more
wiley   +1 more source

Soft Actuators Integrated with Control and Power Units: Approaching Wireless Autonomous Soft Robots

Advanced Robotics Research, EarlyView.
Soft robots exhibit significant development potential in various applications. However, there are still key technical challenges regarding material improvement, structure design and components integration. This review focuses on the development and challenge of soft actuators, power components, and control components in untethered intelligent soft ...
Renwu Shi, Feifei Pan, Xiaobin Ji
wiley   +1 more source