Showing papers in "Solar Energy in 2021"

TL;DR: In this article, the performance of lead-free methyl ammonium tin iodide (MASnI3) based perovskite solar cells with TiO2, PCBM, ZnO, C60, SnO2 and IGZO as Electron Transport Materials (ETMs), Cu2O, CuSCN, CuSbS2, P3HT, PEDOT: PSS, NiO, CUO, etc.

TL;DR: In this paper, a hemispherical solar still with different metal trays (copper, zinc, and iron) painted with black was studied experimentally, and the results showed that the accumulative yield reached to 4.8 kg/m2/day.

TL;DR: In this article, a review of the applications of nanotechnology in phase change materials (PCMs) is presented, which shows that employing nanotechnology can noticeably enhance the heat transfer rate, which results in a reduction of charge and discharge times of the storage units equipped with the PCMs.

TL;DR: In this paper, the current status of the floating PV is discussed, taking into account data up to 2019, and the growth rate for the main renewable energy sectors is analyzed and on this basis a naive exponential forecast up to 2030 is given.

TL;DR: In this paper, a rotating wick solar still (RWSS) with a black jute cloth belt was rotated vertically and horizontally inside the distiller, and the effect of the sliding direction (clockwise and counter clockwise) of the wick belt on the performance of RWSS was studied.

TL;DR: In this article, a square pyramid solar still is designed, fabricated and tested during recommended days at the four seasons of Al Kufa climatic conditions (elevation is 30m and location is 32° North and 44° East), Iraq The proposed design of the still can be used at any remote location in Iraq where is no electricity and high solar intensity.

TL;DR: In this paper, the use of multiple PCMs of different melting temperatures to provide longer thermal management durations in photovoltaic modules (PVs) is reported as a cost-effective, sustainable approach to overcome the decline in PV conversion efficiency at high operating temperatures.

TL;DR: In this article, a cost-effective, bifunctional, scalable, and highly efficient water treatment material was prepared by coating iron/nickle (Fe/Ni)-reduced graphene oxide (RGO) nanocomposite on poplar wood which was used both as non-noble metal based photoabsorber in interfacial solar steam generation of seawater and as highly efficient heavy metal sorbent.

TL;DR: In this article, the authors examined the technical feasibility of an off-grid energy system with short-term battery storage and seasonal hydrogen storage, comprising a water electrolyzer and a fuel cell.

TL;DR: This review focuses on the key aspects of perovskite stability and encapsulation of solar cells, to provide overall knowledge on the stability issues and challenges concerned with the PSCs, to attract young research community towards this emerging field.

TL;DR: In this paper, the authors established a reasonable classification of salt hydrates for thermochemical energy storage (TCES) systems, summarizing the properties of materials, suitable types of reactors, applications, and optimization of system prototypes based on material characteristics.

TL;DR: In this article, the performance of a modified double slope still (MDSSS) was evaluated compared to conventional single slope one (CSS), and the modifications depended on different additives, namely: copper chips, copper oxide nanoparticles/fluid, and paraffin wax as phase change material (PCM).

TL;DR: In this paper, a concentrated photovoltaic-thermal solar dryer (CPV/TSD) using nano-enhanced PCM (Al2O3-Paraffin wax) is experimentally studied.

TL;DR: In this article, reduced graphene oxide/polyaniline composite was introduced into mesoporous TiO2 (mp-TiO2) precursor solution to enhance the performance of triple cation perovskite solar cells (TC-PSCs).

TL;DR: In this article, the authors investigated the cooling effect of floating PV panels on the water surface and compared their performance with a land-based system and a rooftop system in Singapore, and observed that the gain in energy yield from cooling effect compared to the reference PV systems is up to 3% in the Netherlands and up to 6% in Singapore.

TL;DR: In this article, a systematic understanding of degradation mechanism and parameters affecting the stability and performance of tin-based perovskite solar cells is proposed to pave the way for its commercialization and large scale implementation.

TL;DR: Results show that when designing a detached passive solar building with a sunspace for the Cfa climatic area according to Koppen, window-to-wall ratio is the element of passive solar design that influences energy performance the most.

TL;DR: In this article, the effect of simultaneous use of different methods to improve the performance of a solar still was evaluated, and the results showed that the highest increased water productivity was obtained in the solar still with water glass cooling and PV/T, which were about 6 times higher than the conventional solar still.

TL;DR: In this article, a comprehensive review of works pertaining to solar thermal energy utilization in the drying process is provided, the classification of solar dryers, the main components which include solar collector, drying chamber and auxiliary systems, prospects, challenges, recent advancement and performance are discussed.

TL;DR: In this article, the performance of hybrid and mono nanofluid in photovoltaic thermal systems compared to water was investigated using ANSYS Fluent 18.2 software.

TL;DR: In this article, a tubular solar still (TSS) was developed via pure and nano-coated (with carbon black nanoparticles) mushrooms, where pure mushrooms were used due to their structure that allows effective vapor generation through achieving good solar absorptivity, capillary effect, and heat localization on the surface.

TL;DR: A detailed analysis of solar-based dryers used in various industries namely agricultural, marine, tea, sugarcane, automobile, rubber, pulp, and paper industries is presented in this article.

TL;DR: In this article, a back surface field (PbS) layer between the CIGS absorber and the Mo back contact was proposed to improve the efficiency of the conventional baseline structured cIGS solar cells.

TL;DR: A new dimension for a PI controller design is introduced to stabilize the direct current (DC) bus voltage and command the buck-boost converters associated with batteries and SCs and results prove that the proposed sizing design and system model provide good stabilization in the DC bus voltage.

TL;DR: A comprehensive snapshot of the evolution of building envelope retrofit solutions is provided with original insights into current and future trends with a view to low- (or zero-) energy buildings.

TL;DR: In this article, a review mainly emphasizes the optimized experimental conditions that explore promising partially and completely derived (carbon-supported TiO2-(TiO2@C)) Ti3C2 MXenes.

TL;DR: In this article, the photocatalytic activity of synthesized photocatalyst was evaluated using the hydrothermal and wet impregnation methods and the results showed high crystallinity and distribution of TiO2/In0.5WO3 on rGO sheets.

TL;DR: In this article, the authors highlight the importance of flexibility that allows the full potential of solar energy to be realised within the energy system and highlight how to achieve solar energy development through law that can provide certainty for investment.

TL;DR: In this paper, the authors proposed an integrated ground source heat pump-photovoltaic-thermal (GSHP-PVT) system to achieve the combined clean heating/cooling, reduce the heat transfer irreversible loss, and increase the flexibility of the system by introducing double-evaporators with different working fluids.

TL;DR: In this article, a modified tubular still with v-corrugated wick materials and black jute clothes was compared under the weather Egyptian conditions to characterize the performance enhancement of the modified design.