In this study, we innovatively combine photothermal and radiative cooling mechanisms within a single wTEGs system, enabling substantial, uninterrupted power generation. Specifically, we designed a multilayer selective solar absorber (m-SSA) composed of flexible dielectric-metal stacks.
In terms of applications, we introduce some recent applications in seawater desalination, water purification, electricity generation, evaporative cooling, photocatalytic degradation and so on. Finally, the prospects and challenges of the future development of bionic solar evaporators are discussed.
Optical and infrared thermographic measurements under a solar simulator and in a streaming channel were used to investigate the corresponding properties of leaves and to identify suitable bionic model systems.
The solar water evaporation system can not only evaporate pure water but also produce clean water from seawater with a condensing device. Therefore, based on the advantages of renewable solar energy and abundant seawater sources, bionic solar evaporators are promising for achieving seawater desalination and alleviating water scarcity.
It combines a large area for solar energy harvesting with optimized aerodynamic properties for cooling and is able to restructure itself as a protection against strong winds. The bionic models, which were constructed and built, are analyzed and discussed. Weakliem H A, Redfield D. Temperature dependence of the optical properties of silicon.
(d) Bioinspired elastic hydrogel structures for solar water purification . In addition, Yu et al. reported a bionic solar evaporator with a macroporous skeleton for partial thermal management and macropatulous channels for abundant water transportation inspired by furs from penguins (Fig. 12c).
Bionic structures such as trees, stems, leaves and even tissues from animals can promote the expansion of evaporation areas as well as the reduction of heat loss, leading to an extremely high solar evaporation rate as well as energy conversion efficiency.
In this study, we innovatively combine photothermal and radiative cooling mechanisms within a single wTEGs system, enabling substantial, uninterrupted power generation. Specifically, we designed a multilayer selective solar absorber (m-SSA) composed of flexible dielectric-metal stacks.
It combines a large area for solar energy harvesting with optimized …
This paper proposes a novel PI damping based virtual inertia technique, which de-loads the PV …
Zhang et al. fabricate an automatically light-regulating, ITO-free, …
The bionic solar cell achieved a record-high power conversion efficiency of 16.1 %. Download ... were also inspired by plant leaf transpiration to prepare a self- driven water-absorbing bionic leaf using hygroscopic CaCl 2 and sodium alginate cross-linking. The bionic leaf can be utilized for the Vis-NIR spectral simulation of plant leaves. Download: Download high …
The solar water evaporation system can not only evaporate pure water but also produce clean water from seawater with a condensing device. Therefore, based on the advantages of renewable solar energy and abundant seawater sources, bionic solar evaporators are promising for achieving seawater desalination and alleviating water scarcity.
It combines a large area for solar energy harvesting with optimized aerodynamic properties for cooling and is able to restructure itself as a protection against strong winds. The bionic models, which were constructed and built, are analyzed and discussed.
However, building efficient and reliable thermal storage systems to address the intermittent and unstable nature of solar energy is an important challenge faced by many solar energy applications [[3], [4], [5]]. There are three main types of thermal storage technologies: sensible heat thermal storage, latent heat thermal storage (LHTS) and thermochemical heat …
This self-regulating artificial plant can be used to harvest solar energy in a …
In this work, inspired by the transpiration of trees, we develop a new type of high-efficiency bionic mushroom solar steam generator (BMSSG), which is an integrated structure that can steadily float on the water. A wooden strip is used to mimic the stipe of the mushroom, meanwhile PVA modified graphene aerogel is used to mimic the ...
The bioinspired water evaporator promises applications for solar energy …
However, traditional methods of fabricating bionic structures or interfaces, such as spraying [15], laser micro-fabrication [3] and moulding [16], are limited in their ability to generate geometric complexity and have limited design flexibility, material availability, and post-treatment ability contrast, additive manufacturing (AM), also known as 3D printing, allows for …
Inspired by the structure of biomass materials in nature, a bifunctional solar light-driven steam generation and VOC removal microreactor was explored by coating commercial TiO 2 (P25) powders on a carbonized biomass waste Flammulina.
To augment the efficiency and extend the lifespan of PV modules, it is crucial …
The bioinspired water evaporator promises applications for solar energy harvesting, photothermal conversion, as well as environmental engineering, such as solar vapor generation, thermophotovoltaic cell, sewage disposal, and desalination of seawater.
This self-regulating artificial plant can be used to harvest solar energy in a controlled manner by integrating solar panels onto its leaves. Different from the relatively low actuation speed of hydrogel materials, magnetic actuation enables fast and reversible light-tracking behaviors of 3D solar energy harvesters with a 3D table-like geometry ...
As the energy use in buildings encompassing indoor heating, air-conditioning, lighting and ventilation accounts for ≈40% of global energy consumption, the construction of energy-saving buildings (ESBs), an intelligent system that can improve resource utilization and building efficiency to minimize the energy consumption via regulating and harnessing solar …
Inspired by the structure of biomass materials in nature, a bifunctional solar …
This fabric was observed to alter radiation transmittance and reduce human body surface temperature by 4.8 °C compared to cotton fabric. Fei et al. [12] introduced a molecular solar thermal (MOST) material capable of efficiently collecting and storing solar energy through photoisomerization. This innovative material, integrated into wearable ...
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