Cairo photothermal phase change energy storage
Cairo photothermal phase change energy storage
成果及论文
Synthesis, characterization, and thermal energy storage properties of a novel thermoplastic polyurethane phase change material, Materials Letters, 2014, 121, 15-18. （ SCI 三区, IF=3.2 导师一作 ） 被引次数：29 2. Fulai Zhao, Li Gao, Chaohua Wang, Peng Xi.
Photothermal properties and photothermal conversion performance
Photothermal properties and photothermal conversion performance of nano-enhanced paraffin as a phase change thermal energy storage material Author links open overlay panel Ruitong Yang a, Dong Li a e, Samanta López Salazar a c, Zhonghao Rao b, Müslüm Arıcı d a, Wei Wei a
Polymer engineering in phase change thermal storage
Thermal energy storage can be categorized into different forms, including sensible heat energy storage, latent heat energy storage, thermochemical energy storage, and combinations thereof [[5], [6], [7]].Among them, latent heat storage utilizing phase change materials (PCMs) offers advantages such as high energy storage density, a wide range of
A form-stable photothermal conversion phase change
The integration of CuS into phase change material (PCM) enables the unification of photothermal conversion and thermal energy storage. In this study, to avoid sedimentation
光热相变储能复合材料的制备及应用研究进展
Abstract: Photothermal phase change energy storage composites have the advantages of high photothermal conversion efficiency and large latent heat storage, which can alleviate the imbalance between energy supply and demand through the absorption, conversion and storage of solar energy, and is one of the current research hotspots.To further promote the research and
Thermally induced flexible phase change hydrogels for solar
A photothermal phase change hydrogel (PCH) was constructed with sodium acetate trihydrate as PCM, graphene oxide as photothermal agent, acrylamide and konjac glucomannan as three-dimensional network skeleton. The 0.2PPL-2 film exhibits solid-solid phase change behavior with energy storage density of 131.8 J/g at the transition temperature
Organic-inorganic hybrid phase change materials with high energy
Latent heat thermal energy storage based on phase change materials (PCM) is considered to be an effective method to solve the contradiction between solar energy supply and demand in time and space. Optimization of supercooling, thermal conductivity, photothermal conversion, and phase change temperature of sodium acetate trihydrate for
Polypyrrole‐boosted photothermal energy
1 INTRODUCTION. Renewable, abundant, and clean solar energy is expected to replace fossil fuels and alleviate the energy crisis. However, intermittentness and instability are the deficiencies of solar energy due to its
Construction and performance study of coal gasification slag
The photothermal phase change energy storage integrated material prepared by coal gasification residue fine slag loaded with polyethylene glycol is capable of absorbing and storing heat when there is sufficient light and releasing the stored energy when there is reduced or no light. This characteristic makes it an important material for
Photoswitchable phase change materials for unconventional thermal
Compared with the conventional PCMs with the single phase change characteristic, the photoswitchable PCMs present the dual and switchable phase change behaviors owing to
Carbon-metal network boosting photon/phonon transport in photothermal
Thermal conductivity is a key parameter to consider for PCMs applications. PCMs with high thermal conductivity are able to absorb and release heat more quickly. In the energy storage process, highly thermally conductive PCMs can quickly reach the phase change temperature and complete the phase change, so as to store heat energy efficiently.
Photothermal Phase Change Energy Storage Materials: A
To meet the demands of the global energy transition, photothermal phase change energy storage materials have emerged as an innovative solution. These materials, utilizing
Cairo photothermal phase change energy storage
Photothermal phase change energy storage materials show immense potential in the fields of solar energy and thermal management, particularly in addressing the intermittency issues of solar power. The photothermal conversion efficiency (g) is calculated as the ratio of the latent heat
Bioinspired wood-based composite phase change materials
Phase change materials (PCMs) are able to harvest excess heat from the ambient environment by means of latent heat, which is considered to be an effective strategy for convenient energy storage and sustainable utilisation [4].Among many PCMs, polyethylene glycol (PEG) has become a research hot spot owing to the advantages of high energy density, easy
Azopyridine Polymers in Organic Phase Change Materials for High Energy
Furthermore, a stable two-phase hybrid system was innovatively constructed by combining the meta-azopyridine polymer with organic phase change materials leveraging hydrogen bonds and van der Waals interactions to collectively harness phase change energy and photothermal energy. The organic phase change material not only supplies additional
Azopyridine Polymers in Organic Phase Change Materials for High Energy
Herein, three types of (ortho-, meta-, and para-) azopyridine polymers hinged with flexible alkyl chain are synthesized, in which meta-azopyridine polymer exhibits striking
Polypyrrole-coated expanded graphite-based phase change
Pristine organic phase change materials (PCMs) suffer from liquid leakage and weak solar absorption in solar energy utilization. To address these deficiencies, we prepared polypyrrole (PPy)-coated expanded graphite (EG)-based composite PCMs for photothermal conversion and storage through chemical polymerization and physical infiltration methods.As
Weavable coaxial phase change fibers concentrating thermal energy
Herein, smart thermoregulatory textiles concentrating the mode of thermal energy storage, photothermal conversion and thermochromic responsiveness were fabricated in this work. Core-sheath phase change fibers (PCFs) were prepared with polyurethane (PU) as the sheath material and octadecane (OD) as the core materials by coaxial wet spinning.
Enhancing solar photothermal conversion and energy storage
The photothermal conversion efficiency (γ) is calculated as the ratio of the latent heat-storage energy to the solar irradiation energy throughout the phase-change process as follows [10]: (4) γ (%) = m Δ H m A P Δ t × 100 where m is the mass of the samples, Δ H m is the melting enthalpy of the samples, Δ t is the time for the sample to
Photothermal storage and controllable release of a phase-change
Energy density is viewed as the most critical factor for designing practical and efficient photothermal fuel systems and directly reflects energy storage capacity. The total energy (ΔH total) of phase-change azobenzene after charging is composed of isomerization enthalpy (ΔH isom) and phase-change enthalpy (ΔH phas). The release of heat from
光热相变储能材料：突破性的新能源解决方案。
为了满足全球能源转型的需求,光热相变储能材料作为一种创新解决方案应运而生。这些材料利用各种光热转换载体,可以被动地储存能量并响应光照的变化,从而提高能源系统的效率。光热相变储能材料在太阳能和热管理领域显示出巨大的潜力,特别是在解决太阳能间歇性问
天大封伟教授团队 Research: 基于光热相变储能材料的新
年8月20日,相关研究以" Photothermal Phase Change Energy Storage Materials: A Groundbreaking New Energy Solution "为题发表于《Research》上。天津大学材料科学与工程学院博士研究生王令航为论文第一作者,天津大学封伟教授为论文通讯作者。
Advanced multifunctional composite phase change materials
Phase change materials (PCMs) with excellent energy storage capacity and approximately constant temperature during the phase transition process can absorb and store thermal energy from their surroundings and release it when needed, thereby improving the energy utilization efficiency. However, thermal energy storage requires the temperature of PCMs
Intrinsic photothermal block polyurethane solid–solid phase-change
The advantage of medium crosslinking density is also reflected in energy storage and photothermal transformation properties. With the increasing crosslink density, the temperature difference between two glass transition peaks of PTPCM-R1.2, PTPCM-R1.6 and PTPCM-R2.0 are 33.2 °C, 52.2 °C and 67.1 °C in DMA testing, which suggested the
A review on phase change energy storage: materials and
Latent heat storage is one of the most efficient ways of storing thermal energy.Unlike the sensible heat storage method, the latent heat storage method provides much higher storage density, with a smaller temperature difference between storing and releasing heat. This paper reviews previous work on latent heat storage and provides an insight to recent
International Heat Transfer Conference 17
GRAPHENE OXIDE/POLYURETHANE-BASED COMPOSITE SOLID-SOLID PHASE CHANGE MATERIALS WITH ENHANCED PHOTOTHERMAL AND ENERGY STORAGE PROPERTIES. Get access (open in a dialog) DOI: 10.1615/IHTC17.320-10 8 pages. Jiawei Wang School of Energy and Materials, Shanghai Polytechnic University, Shanghai 201209, China.
Phase Change Energy Storage Material with
The "thiol–ene" cross-linked polymer network provided shape stability as a support material. 1-Octadectanethiol (ODT) and beeswax (BW) were encapsulated in the cross-linked polymer network as phase change
Flexible phase change materials for thermal energy storage
Phase change materials (PCMs) have attracted tremendous attention in the field of thermal energy storage owing to the large energy storage density when going through the isothermal phase transition process, and the functional PCMs have been deeply explored for the applications of solar/electro-thermal energy storage, waste heat storage and utilization,
Photothermal Phase Change Energy Storage Materials: A
To meet the demands of the global energy transition, photothermal phase change energy storage materials have emerged as an innovative solution. These materials, utilizing various
Polypyrrole‐boosted photothermal energy
Emerging phase change material (PCM)-based photothermal conversion and storage technology is an effective and promising solution due to large thermal energy storage density, high conversion efficiency, good
Composite phase change materials with thermal-flexible and
Thermal energy storage (TES) is essential for solar thermal energy systems [7].Photothermal materials can effectively absorb solar energy and convert it into heat energy [8], which has become a research hotspot.Phase change materials (PCM) with high energy density and heat absorption and release efficiency [9], have been widely used in many fields as
Intelligent phase change materials for long-duration
Intelligent phase change materials for long-duration thermal energy storage Peng Wang,1 Xuemei Diao,2 and Xiao Chen2,* Conventional phase change materials struggle with long-duration thermal energy storage and controllable latent heat release. In a recent issue of Angewandte Chemie, Chen et al. proposed a new
A form-stable photothermal conversion phase change
In the field of LHTES technology, paraffin wax (PW) is a commonly utilized solid-liquid phase change material (PCM) due to its advantageous characteristics, including a suitable phase change temperature, non-toxicity, a plentiful resource, and a low cost [8, 9].However, PW and other traditional PCMs are unable to directly absorb solar energy and convert it into
Composite phase-change materials for photo-thermal
By incorporating PTCPCESMs into composite unsaturated polyester resin, photo-thermal conversion phase-change composite energy storage materials (PTC-PC-CESMs) with
Photothermal Phase Change Energy Storage Materials: A
The global energy transition requires new technologies for efficiently managing and storing renewable energy. In the early 20th century, Stanford Olshansky discovered the phase change storage properties of paraffin, advancing phase change materials (PCMs) technology [].Photothermal phase change energy storage materials (PTCPCESMs), as a special type of
Photo-thermal conversion and energy storage
Experiments on energy storage and photothermal conversion were conducted to assess the phase change properties. It was demonstrated that when compared to PW, Intrinsic photothermal phase change materials with enhanced toughness and flexibility for thermal management in extreme environments. Chem. Eng. J., 475 (2023), Article 146091.
Photo-thermal conversion and energy storage
Experiments on energy storage and photothermal conversion were conducted to assess the phase change properties. It was demonstrated that when compared to PW, the
Research观点|新能源技术之光热相变储能材料—天津大学封
天津大学封伟课题组在Research上发表了一篇关于光热相变储能材料（PTCPCESMs）的观点文章,探讨了这一创新材料在可持续能源存储中的应用。PTCPCESMs通过结合光热转换载体与相变材料,能够在光照条件下吸收并储存热量,在光照减弱或无
6 FAQs about [Cairo photothermal phase change energy storage]
What is photothermal phase change energy storage?
To meet the demands of the global energy transition, photothermal phase change energy storage materials have emerged as an innovative solution. These materials, utilizing various photothermal conversion carriers, can passively store energy and respond to changes in light exposure, thereby enhancing the efficiency of energy systems.
What is photo-thermal conversion phase-change composite energy storage?
Based on PCMs, photo-thermal conversion phase-change composite energy storage technology has advanced quickly in recent years and has been applied to solar collector systems, personal thermal management, battery thermal management, energy-efficient buildings and more. The future research should address:
What are photo-thermal conversion materials & PCMs?
They consist of photo-thermal conversion material and PCMs, which can store or release a large amount of thermal energy during the solid-liquid phase-change process. These materials have great potential for applications in desalination, heating, construction, and solar energy storage systems.
Are composite inorganic materials suitable for photo-thermal conversion and energy storage?
Composite inorganic materials for photo-thermal conversion and energy storage have potential applications in solar thermal conversion and storage, thermal management of electronic devices, and temperature regulation. However, they also face challenges such as low thermal conductivity, easy leakage, phase separation, and large subcooling.
Are azo-based solar thermal fuels suitable for photothermal energy storage?
Developing novel and highly efficient Azo-based solar thermal fuels (STFs) for photothermal energy storage and synergistic cooperation with organic phase change materials present significant challenges.
What is thermal energy storage based on phase change materials?
Thermal energy storage based on phase change materials (PCMs) is of particular interest in many applications, such as the heating and cooling of buildings, battery and electronic thermal management, and thermal textiles.
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