Composite fiber phase change energy storage pipeline
Composite fiber phase change energy storage pipeline
Solid-solid phase change fibers with enhanced energy storage
Herein, we report a strategy to fabricate solid-solid phase change fibers with much enhanced energy storage density, through coaxial wet spinning using thermoplastic
Flexible phase change materials: Preparation, properties and
In recent years, flexible electronic devices such as flexible pressure sensors [20], flexible printed-distributed batteries [21], flexible thermoelectrics [22] and flexible supercapacitors [23] have been developed rapidly. In general, flexibility is a concept related to rigidity, which emphasizes the deformability of materials, and there are linear elastic, anelastic, or plastic in
Hollow Spongy Phase Change Composite Fiber with Heat Storage
HFF/PEG composite phase change thermo-regulating fibers (P-HFF) were prepared by the hollow fiber loading method to improve the passive thermal insulation
Smart and robust phase change cellulose fibers from coaxial
A modified kapok fiber based phase change composite for highly-efficient solar-thermal conversion. Nano Energy, 108 (2023) Google Scholar. Flexible, stimuli-responsive and self-cleaning phase change fiber for thermal energy storage and smart textiles. Composites Part B: Engineering (2022), p. 228. View PDF View article View in Scopus Google
Core-sheath phase change fibers via coaxial wet spinning for
The phase change fibers (PCFs) are considered as smart materials that containing phase change materials (PCMs) [10], a group of materials that have an intrinsic capability of absorbing and releasing heat during phase transition cycles, on the surface of fibers or inside fibers to adjust their surrounding temperature, which can be widely used for effective utilization
Carbon‐Based Composite Phase Change
Herein, we summarize the recent advances in high-performance carbon-based composite PCMs for thermal storage, thermal transfer, energy conversion, and advanced utilization, which mainly include carbon nanotubes (CNTs), carbon
Form-stable phase change composites with multistage pores
Form-stable phase change composites with multistage pores based on black phosphorus nanosheets/PVA aerogel for efficient solar photothermal conversion A modified kapok fiber based phase change composite for highly-efficient solar-thermal conversion. Nano Energy Phase change thermal energy storage enabled by an in situ formed porous TiO
Cellulose-based phase change fibres for thermal energy storage
Preparation of electrospun LA-PA/PET/Ag form-stable phase change composite fibers with improved thermal energy storage and retrieval rates via electrospinning and
Carbon nanotube graphene multilevel network
Carbon nanotube graphene multilevel network based phase change fibers and their energy storage properties†. Xiaoyu Yang ab, Jingna Zhao * b, Tanqian Liao c, Wenya Li c, Yongyi Zhang b, Chengyong Xu a, Xiaohua
Studying carbon fiber composite phase change materials:
Carbon fiber composite phase change material (PCM) can serve as an excellent material for thermal storage system. This work presents a new composite PCM prepared with two raw materials of KAl(SO 4) 2 ·12H 2 O (X) and Na 2 SO 4 ·10H 2 O (Y), supporting materials activated carbon fibers (ACFs), and thermal conductivity agent nano carbon powder (C). The
Composites Part B: Engineering | Vol 228, 1 January 2022
Flexible, stimuli-responsive and self-cleaning phase change fiber for thermal energy storage and smart textiles Zixuan Niu, Shengyang Qi, Suhaib Shuaib Adam Shuaib, Weizhong Yuan Article 109431
Novel composite phase change materials supported by
Solar thermal energy conversion and storage technology is essential for the effective utilization of abundant solar energy for industrial heating, hot water supply, and other heating-related applications [[1], [2], [3]].However, the intermittent and erratic nature of solar irradiation seriously limits the extensive harnessing of solar energy .
High-enthalpy aramid nanofiber aerogel-based composite phase change
With the increasingly serious climate change and energy shortages, renewable energy harvesting, storage, conversion, regulation, and utilization have attracted tremendous attention [1, 2].Thermal energy storage (TES) is one of the key techniques to improve the thermal energy utilization efficiency by significantly reducing the energy loss between supply and
Review on electrospun ultrafine phase change fibers (PCFs)
Review on thermal energy storage with phase change materials and applications. Renew Sustain Energy Rev, 13 (2) (2009), pp. 318-345. Preparation of electrospun LA-PA/PET/Ag form-stable phase change composite fibers with improved thermal energy storage and retrieval rates via electrospinning and followed by UV irradiation photoreduction method.
Flexible Phase Change Materials with High Energy Storage
Herein, we have successfully fabricated a suite of flexible PCFs with high energy storage density, which use hollow carbon fibers (HCFs) encapsulated phase change materials
Research on thermal insulation performance of composite energy storage
Oil and gas gathering and transportation pipelines are widely used in oil field production, and the safe and stable transportation of pipelines plays a crucial role in energy saving operation management of oil fields [1], [2], [3].Since most crude oil produced in China is of high wax content and its fluidity is poor, so effective insulation measures are the main means
Heat transfer characteristics of cascade phase change
technology. According to the concept of phase change energy storage, a PCM combined energy storage pipe was proposed in this paper.Not only does the pipe have good heat preservation performance, but it can also make use of the PCM''s phase change energy release property, so that the oil can be transported
Simulation study of pipeline insulation performance based on composite
Composite pipelines incorporating phase change materials (PCMs) enhance thermal performance through latent heat storage, prolonging safe shutdown periods during
Flexible and degradable polycaprolactone based phase change composites
As an eco-friendly polymer, polyethylene glycols (PEGs) have shown great potential as solid-liquid PCMs with particular features of high latent heat, small temperature variation during phase change, wide selectivity of molecular weight, non-toxicity and chemical stability [8, 9].Thus, PEGs have been studied as energy conservation and thermo-regulated materials over the
Fabrication and characterization of phase change material composite
Phase change composite fibers with wide phase-transition temperatures can be fabricated by co-electrospinning of different fatty acid eutectics. Many studies have been devoted to produce and characterize thermal performance of electrospun nano PCM composite fibers using fatty acid eutectics. Review on thermal energy storage with phase
Experimental investigation of aluminum nitride/carbon fiber
However, when applied to thermal energy storage applications, supercooling and phase separation are problematic. To effectively circumvent this issue, this work considers utilizing the disodium hydrogen phosphate dodecahydrate as the matrix of the composite phase change material, as the phase transition temperature is suitable for the battery''s
Flexible, stimuli-responsive and self-cleaning phase change fiber
Herein, we designed and fabricated multi-stimuli responsive hydrophobic conductive phase change fibers (HCPF) for electro-/photo-thermal energy harvesting and storage. The phase change fiber (PCF) was prepared by a facile and novel wet spinning method using a carbon nanotube/polyurethane/lauric acid (CNT/PU/LA) solution dope at the first time.
Electrospun composite fibers containing organic phase change
Phase change materials (PCM) for thermal energy storage have attracted the attention of scholars and industry since the 1950''s due to their ability to absorb and release energy via latent heat as they undergo a phase transformation [1].The energy crisis in the 70''s and interest in using building construction materials to reduce the energy consumption in the
Heat transfer enhancement technology for fins in phase change energy
Although phase change heat storage technology has the advantages that these sensible heat storage and thermochemical heat storage do not have but is limited by the low thermal conductivity of phase change materials (PCM), the temperature distribution uniformity of phase change heat storage system and transient thermal response is not ideal.There are
Synergistic enhancement of thermal conductivity and
Phase change materials (PCM) with enhanced thermal conductivity and electromagnetic interference (EMI) shielding properties are vital for applications in electronic
Novel composite phase change materials supported by
Herein, novel composite phase change materials (CPCMs) with anisotropic heat conduction are manufactured by mixing continuous carbon fibers (CFs) and palmitic acid
Review of Thermal Insulation Materials for Pipelines
PHASE CHANGE MATERIAL Phase Change Materials can be abbreviated as PCM [8]. In a certain temperature range, phase change energy storage material makes use of itself phase state or structural changes, to automatically absorb or release latent heat from or to the environment so as to achieve the control of the environment temperature.
Preparation and properties of composite phase change material based
Based on stearic acid as phase change energy storage material, the composite PCMs with different CF content were placed in test tubes with the same pipe diameter. They were melted in a constant temperature water bath at 90°C and then taken out. in which (a), (c), (e), (g) were 2.5%, 5%, 7.5%, 10% stearic acid/carbon fiber composite
Biomimetic and bio-derived composite Phase Change
Solid-liquid phase change energy storage has drawn considerable attention from researchers both domestically and internationally due to its many benefits, which include a high density of energy storage, minimal thermal shift during the energy storage process, and an easy-to-manage process (Fig. 4) [[22], [23], [24]].
Large-Scale Production of Continuous Sheath
In response to the need for personal thermal management in the sudden temperature changes in cold environments, a scalable sheath-core phase change composite fiber (PCF) has been successfully fabricated on a large
Phase change composite fiber membranes based on
At this time, the textiles that utilize new technologies for phase change energy storage have the advantages of large energy storage capacity, small temperature fluctuation, and stable performance [[7], [8]], making phase change energy storage materials ideal candidates for regulating ambient temperature.PCMs are the key factor of PCMs energy storage textiles,
High power and energy density graphene phase change composite
The efficiency of PCM is defined by its effective energy and power density—the available heat storage capacity and the heat transport speed at which it can be accessed [7].The intrinsically low thermal conductivity of PCMs limited the heat diffusion speed and seriously hindered the effective latent heat storage in practical applications [8].Many efforts have been
Conjugate heat transfer in anisotropic woven metal fiber-phase change
Besides, the heat conduction inside the woven metal fiber-phase change material composite contributes to at least 71.8% of total energy storage amount during conjugate heat transfer, demonstrating its dominant behavior rather than natural convection.
Weavable coaxial phase change fibers concentrating thermal energy
The phase change fibers containing PCMs could provide the surroundings relatively constant temperature through absorbing and releasing heat during phase transition process, which is widely used for thermal energy storage [19], electrical/solar energy harvesting [20] and smart thermoregulatory textiles [21]. Nevertheless, flexibility
6 FAQs about [Composite fiber phase change energy storage pipeline]
What is a phase change fibre?
Based on PCMs, phase change fibres (PCFs) have been developed to achieve constant temperatures inside clothing and reduce the discomfort caused by changes of the external environment temperature through the reversible storage and release of thermal energy , , .
What is a PCM combined energy storage pipe?
According to the concept of phase change energy storage, a PCM combined energy storage pipe was proposed in this paper. Not only does the pipe have good heat preservation performance, but it can also make use of the PCM’s phase change energy release property, so that the oil can be transported safely .
Are phase change fibers reusable?
Moreover, the fibers showed quite high heat density of 122.5 J/g, much higher than that of the previously reported phase change fibers with a solid-solid phase-transition, and high reusability, with heat density of 102.0 J/g preserved after 100 heating-cooling cycles.
Are S-S phase change fibers a good tensile structure?
Conclusions S-S phase change fibers with enhanced heat energy storage density have been successfully fabricated from coaxial wet spinning and subsequent polymerization-crosslinking. The resulting fibers showed core-sheath structures, high flexibility and good tensile properties, with an elongation of 629.1 % and stress at break of 3.8 MPa.
Are solid-solid phase change fibers good for thermal management and latent heat storage?
Solid-solid phase change fibers are advantageous for thermal management and latent heat storage, because they don't have the issue of liquid leakage facing those common ones that have a solid-liquid phase-transition. However, the relatively low heat density hinders such fibers from real applications.
What are S-S phase change fibers used for?
These attractive features make the fibers to have high potentials for wearable temperature management, energy harvesting and heat storage applications. Upon decreasing their diameters, the S-S phase change fibers could be woven (with other fibers) to further demonstrate their wearable applications.
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