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Numerical analysis of discharging stability of basalt fiber bundle
In this paper, a new thermal energy storage (TES) scheme of basalt fiber bundles is proposed. This basalt fiber bundle TES tank adopts two-stage runner arrangement to increase the specific surface area and improve the heat exchange effect. Based on this, a variable flow rate and preheating control scheme is proposed to
A Flexible Multifunctional PAN Piezoelectric Fiber with
The ferroelectric energy storage performance of composite fiber was studied by TF analyzer 2000 (aixACCT Co., Eschweiler, Germany). The conductive tape was tightly attached to the upper and lower surfaces of the sample. The ferroelectric test was carried out at room temperature with a test frequency of 10 Hz and a test voltage
Energy storage in multifunctional carbon fiber
Composites in energy storage are progressing, but making cleaner, lighter energy sources a large-scale reality will depend on working out the details in advanced technologies such as fuel cells,
Polymers | Free Full-Text | Phase Change Energy
A novel thermoplastic polyurethane (TPU) PCFs possessing a high loaded ratio and high elasticity was simply prepared by vacuum absorption following wet spinning, then coated by waterborne
Carbon fiber-reinforced polymers for energy storage applications
A dual-function supercapacitor-based energy-storing carbon fiber reinforced polymer (e-CFRP) was developed to address the challenges in electric
Photo-powered all-in-one energy harvesting and storage fibers
The demonstrated "all-in-one" photo-powered fiber-shaped AZIBs exhibit unique photo-conversion and storage properties with a promising overall efficiency,
Flexible wearable energy storage devices: Materials, structures,
A novel, all-solid-state, flexible "energy fiber" that integrated the functions of photovoltaic conversion and energy storage has been made based on titania nanotube-modified Ti
A review of flywheel energy storage rotor materials and structures
The flywheel is the main energy storage component in the flywheel energy storage system, and it can only achieve high energy storage density when rotating at high speeds. The carbon fiber epoxy resin composite flywheel rotor developed by the University of Maryland in the United States has successfully stored 20 kWh of energy,
Multifunctional structural composite fibers in energy storage by
Parallel fiber energy storage devices. Parallel fiber energy storage devices can be assembled by arranging two single-fiber electrodes side by side, separated by space or separator. As shown in Fig. 4(c), Yu et al. prepared micro-supercapacitors by placing positive and negative fibers under the substrate in parallel. The strategy to
Enhanced High‐Temperature Energy Storage Performance of
The test results show that PI fibers can greatly increase the high-temperature breakdown strength and thus improve the high-temperature energy storage
The Recent Advance in Fiber-Shaped Energy Storage
Here, the key advancements related to fiber-shaped energy storage devices are reviewed, including the synthesis of materials, the design of structures, and the optimization of properties for the most
Phase Change Energy Storage Elastic Fiber: A Simple Route to
The resulting HEO/TPU fiber has the highest enthalpy of 208.1 J/g compared with OCC and SA. Moreover, the HEO/TPU fiber has an elongation at break of 354.8% when the phase change enthalpy is as high as 177.8 J/g and the phase change enthalpy is still 174.5 J/g after fifty cycles. After ten tensile recovery cycles, the elastic
Multifunctional Carbon Fiber Composites: A Structural, Energy
The fiber/matrix interface is also multifunctional, providing mechanical adhesion between the fibers and the polymer phase while still allowing ion transport through the interface. This material system has enabled high-performance multifunctional structures to be conceived for energy storage and shape morphing.
A Flexible Multifunctional PAN Piezoelectric Fiber with
The energy density of PAN@Eu-6ILs reached a maximum of 44.02 mJ/cm 3 and had an energy storage efficiency of 80%. More importantly, under low pressure detection, the sensitivity of the composite fiber was 0.69 kPa-1. The research results show that this PAN composite fiber has the potential to act as wearable
Fiber-Shaped Energy Harvesting and Storage Devices
This comprehensive book covers flexible fiber-shaped devices in the area of energy conversion and storage. The first part of the book introduces recently developed materials, particularly, various nanomaterials and
MXene/PANI composite fiber-based asymmetric
Fiber-shaped supercapacitors (FSSCs) have attracted tremendous attention for their various potential applications in portable and wearable electronics. However, the low energy density of FSSCs hinders their wide applications in wearable electronics. It has been reported that MXene exhibited better energy storage
Journal of Energy Storage
Low cost and eco-friendly wood fiber-based composite phase change material: development, characterization and lab-scale thermoregulation performance for thermal energy storage Energy, 195 ( 2020 ), Article 116983, 10.1016/j.energy.2020.116983
Fiber-Shaped Energy Harvesting and Storage Devices
The second part of the book focuses on two typical twisted and coaxial architectures of fiber-shaped devices for energy conversion and storage. The emphasis is placed on dye-sensitized solar cells, polymer solar cells, lithium-ion batteries, electrochemical capacitors and integrated devices. The future development and challenges of these novel
Self‐Powered Energy Fiber: Energy Conversion in the Sheath and Storage
A high-performance, self-powered, elastic energy fiber is developed that consists of an energy conversion sheath and an energy storage core. The coaxial structure and the aligned nanostructures at the electrode interface enable a high total energy-conversion and energy-storage performance that is maintained under bending and after
Versatile fibers offer improved energy storage capacity for
The modified carbon nanotube fiber has 33 times more energy storage capacity, 3.3 times more mechanical strength, and more than 1.3 times more electrical conductivity than ordinary carbon nanotube fibers.Moreover, since the energy storage electrode material was developed using only pure carbon nanotube fibers, it can be mass
Flexible, fiber-shaped, quasi-solid-state Zn
1. Introduction. The rapid development of portable and wearable electronics has drawn much attention to flexible energy storage systems [1], [2], [3], particularly to one-dimensional fiber-shaped solutions, as they can be integrated into textiles and smart systems and exhibit high flexibility under complex deformations [4].To be suitable for
Porous Fiber Processing and Manufacturing for Energy Storage
The objective of this article is to provide an overview on the current development of micro- and nanoporous fiber processing and manufacturing technologies. Various methods for making micro- and nanoporous fibers including co-electrospinning, melt spinning, dry jet-wet quenching spinning, vapor deposition, template assisted deposition,
Big Breakthrough for "Massless" Energy Storage
Researchers from Chalmers University of Technology have produced a structural battery that performs ten times better than all previous versions. It contains carbon fiber that serves simultaneously as an electrode, conductor, and load-bearing material. Their latest research breakthrough paves the way for essentially ''massless'' energy storage in
A Honeycomb-like Ammonium-Ion Fiber Battery with High and
Aqueous ammonium-ion batteries have attracted intense interest lately as promising energy storage systems due to the price advantage and fast charge/discharge capability of ammonium-ion redox reactions. However, the research on the strength and energy storage characteristics of ammonium-ion fiber batteries is still limited. In this
Smart fibers for energy conversion and storage
Herein, after a brief introduction on the history of smart and functional fibers, we review the current state of advanced functional fibers for their application in energy conversion and storage, focusing on
Accelerating the solar-thermal energy storage via inner-light
According to the volume ratio of the optical fiber to PCMs, the energy storage density will decrease by 6.3% here. This decrease could be greatly reduced with thinner fiber. Stability is a fatal
Intercalation-deposition mechanism induced by aligned carbon fiber
Intercalation-deposition mechanism induced by aligned carbon fiber toward dendrite-free metallic potassium batteries. Author links open overlay panel Kuikui Xiao a 1, Jian-Fang Wu a 1, Hanghang Yan b, Energy Storage Mater., 48 (2022), pp. 223-243. View PDF View article View in Scopus Google Scholar [29]
Smart fibers for energy conversion and storage
The energy supply system is the key branch for fiber electronics. Herein, after a brief introduction on the history of smart and functional fibers, we review the current state of advanced functional
Intercalation-deposition mechanism induced by aligned carbon fiber
The electrochemical K stripping and plating performances in the K-ACF// K-ACF symmetrical cell were evaluated and shown in Fig. 1, and as comparison, those of the cells with K-UCF and bare K were also presented in Figs. 1 and S5. Figs. 1 a, b and S5a show the voltage profiles of those cells under different current densities. The K-ACF//K
Flexible, fiber-shaped, quasi-solid-state Zn
Introduction. The rapid development of portable and wearable electronics has drawn much attention to flexible energy storage systems [1], [2], [3], particularly to one-dimensional fiber-shaped solutions, as they can be integrated into textiles and smart systems and exhibit high flexibility under complex deformations [4].
A review on nanofiber reinforced aerogels for energy storage
PIBs are a promising energy storage devices due to the use of low-cost and earth-abundant potassium rather than sodium and lithium. cotton wool converted carbon fiber aerogel reinforced few-layered MoSe 2 nanosheets were prepared by Liu et al. via carbonization followed by hydrothermal techniques for use as capable
Advanced Nanocellulose‐Based Composites for Flexible Functional Energy
The fiber battery delivered an energy density of 153.2 Wh kg −1 at a power density of 0.16 kW kg −1, and the energy density maintained at 61.1 Wh kg −1 at a high-power density of 6.5 kW kg −1 (Figure 17b). Meanwhile, superior cyclic stability (91.9% over 1000 charge/discharge cycles) and high flexibility (97.5% over 1000 bending cycles
Carbon fiber-reinforced polymers for energy storage applications
Carbon fiber reinforced polymers (CFRP) offers a promising avenue for the development of advanced EESDs. Carbon based fibers have the potential to significantly improve the efficiency and versatility of EESDs for better energy storage solutions. This comprehensive review places a distinct emphasis on elucidating the properties of carbon
Multifunctional Coaxial Energy Fiber toward Energy Harvesting, Storage
The energy fiber is composed of an all fiber-shaped triboelectric nanogenerator (TENG), supercapacitor (SC), and pressure sensor in a coaxial geometry. The inner core is a fibrous SC by a green activation strategy for energy storage; the outer sheath is a fibrous TENG in single-electrode mode for energy harvesting, and the outer
Covalent-architected molybdenum disulfide arrays on Ti3C2Tx MXene fiber
1. Introduction. The increasing demands for new energy technology to power wearable and portable electronics have urgently promoted the progress of new materials for flexible energy storage devices [1].As typical class of flexible energy storage device, the fiber-based supercapacitors (F-SCs) exhibit attractive characteristics with
Fabrication of unibody multifunctional energy storage
The recycling process can decompose the polymer matrix, and the reclaimed carbon fiber, after activation, can be directly fabricated into an energy storage device. By using the developed automatic approach and 3D motion control, arbitrarily designated activation patterning is achieved on carbon fiber substrates.