Natural photosynthesis is an efficient biochemical process which converts solar energy into energy-rich carbohydrates. By understanding the key photoelectrochemical processes and
Natural photosynthesis is an efficient biochemical process which converts solar energy into energy-rich carbohydrates. By understanding the key photoelectrochemical processes and mechanisms that underpin natural photosynthesis, advanced solar utilization technologies have been developed that may be
Photo-electrochemical (PEC) devices based on perovskite photovoltaics that convert abundant solar energy directly into stored electric energy or value-added chemicals (e.g., hydrogen, carbon products) have great potential to eliminate the intermittency issue of the
The efficiency of photovoltaic (PV) solar cells can be negatively impacted by the heat generated from solar irradiation. To mitigate this issue, a hybrid device has been developed, featuring a solar energy storage and cooling layer integrated with a silicon-based PV cell. This hybrid system demonstrated a solar utilization efficiency of 14.9%, indicating its potential to
This hinders the efficient conversion and utilization of a significant portion of the available energy. Therefore, developing an integrated device that can effectively harvest and convert most of the available energy, particularly from sunlight, to achieve optimum energy utilization and storage is still a challenging task. In this work, a novel approach for the
Harvesting solar energy for energy utilization is an important way to utilize solar energy. This work designs an efficient solar-thermal conversion and thermal energy storage strategy to realize the PTM and TPE. The proposed composites are renewable, environmentally friendly, and produced cleanly. OD has the ability to store energy for a
Solar-thermal storage with phase-change material (PCM) plays an important role in solar energy utilization. However, most PCMs own low thermal conductivity which restricts the thermal charging
Photoelectrochemical water-splitting devices, which use solar energy to convert water into hydrogen and oxygen, have been investigated for decades. Multijunction designs are most efficient, as they
This hybrid PV-TE device with reflective module can not only inhibit PV heating to improve energy conversion, but also improve the utilization of solar energy through TE effect. Therefore, the module can improve the total conversion efficiency
Exergy analysis can help identify exergy losses and efficiency, indicating areas for optimization. In PV-TE systems, exergy analysis can evaluate the efficiency of energy conversion from both PV and thermoelectric generator modules,
Maximizing the utilization of solar energy is crucial for achieving high photothermal conversion efficiency. To this end, many studies have opted to design 3D structured evaporators that
The conversion efficiency of a photovoltaic (PV) cell, or solar cell, is the percentage of the solar energy shining on a PV device that is converted into usable electricity. Improving this conversion efficiency is a key goal of research and helps make PV technologies cost-competitive with conventional sources of energy. Factors Affecting Conversion Efficiency . Not all of the
In this review, we will report the recent progress in solar absorber material design based on various photothermal conversion mechanisms, evaluate the prerequisites in terms of optical, thermal and wetting properties for efficient
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Photo-electrochemical (PEC) devices based on perovskite photovoltaics that convert abundant solar energy directly into stored electric energy or value-added chemicals
Exergy analysis can help identify exergy losses and efficiency, indicating areas for optimization. In PV-TE systems, exergy analysis can evaluate the efficiency of energy conversion from both PV and thermoelectric generator modules, optimizing the system design for maximum energy conversion efficiency. Exergy analysis can also identify exergy
This hybrid PV-TE device with reflective module can not only inhibit PV heating to improve energy conversion, but also improve the utilization of solar energy through TE effect.
In this review, we will report the recent progress in solar absorber material design based on various photothermal conversion mechanisms, evaluate the prerequisites in terms of optical, thermal and wetting properties for efficient solar-driven water vaporization, classify the systems based on different photothermal evapn. configurations and
This work presents a promising approach to effectively convert and store clean solar power into electrical energy, enabling practical applications of STE generator devices in conjunction with other electrochemical energy storage devices.
Photo-electrochemical (PEC) devices based on perovskite photovoltaics that convert abundant solar energy directly into stored electric energy or value-added chemicals (e.g., hydrogen, carbon products) have great potential to eliminate the
Photo-electrochemical (PEC) devices based on perovskite photovoltaics that convert abundant solar energy directly into stored electric energy or value-added chemicals (e.g.,...
The application of thermoelectric devices in buildings is influenced by complex temperature differentials, which directly affect the conversion efficiency of materials and devices. Temperature variations within buildings are typically influenced by external climate, internal activities, and architectural design. The maximum temperature
Two main issues are (1) PV systems'' efficiency drops by 10%–25% due to heating, requiring more land area, and (2) current storage technologies, like batteries, rely on
Two main issues are (1) PV systems'' efficiency drops by 10%–25% due to heating, requiring more land area, and (2) current storage technologies, like batteries, rely on unsustainably sourced materials. This paper proposes a hybrid device combining a molecular solar thermal (MOST) energy storage system with PV cell.
PDF | On Jan 1, 2021, Chen Chen and others published Recent Advances in Solar Energy Full Spectrum Conversion and Utilization | Find, read and cite all the research you need on ResearchGate
This work presents a promising approach to effectively convert and store clean solar power into electrical energy, enabling practical applications of STE generator devices in
Photoelectrochemical water-splitting devices, which use solar energy to convert water into hydrogen and oxygen, have been investigated for decades. Multijunction designs
Maximizing the utilization of solar energy is crucial for achieving high photothermal conversion efficiency. To this end, many studies have opted to design 3D structured evaporators that increase the number of reflections of incident light, replacing traditional 2D planar evaporators. The design of these evaporator structures is often inspired by nature. For example, a 3D
This significant increase in conversion efficiency is due to the input and conversion of solar energy at the cathode of the zinc-air battery, which enhanced the overall energy conversion efficiency of the integrated system, thereby achieving efficient utilization of solar energy [48]. Then, we disassembled the stopped battery and characterized the morphology of the cathode (Figure
The lasted reported power conversion efficiency (PCE, the ratio between the incident solar photon energy and the electric energy output) of PSCs has exceeded 25% , . However, similar to other PV technologies, PSCs suffer from the issue of solar conversion disturbance caused by the variation of time, location and weather .
We summarize the uses of advanced solar utilization technologies, such as converting solar energy to electrical and chemical energy, electrochemical storage and conversion, and associated thermal tandem technologies. Both the foundational mechanisms and typical materials and devices are reported.
As to solar to fuels conversion devices, the configuration can be divided into two categories. One is one-absorber system, where the driving potential is supplied solely by the solar cell, and the solar cell and the two electrocatalytic electrodes are separated.
Photovoltaic (PV) cells are popularly considered a feasible device for solar energy conversion. However, the temperature on the surface of a working solar cells can be high, which significantly decreases the power conversion efficiency and seriously reduces the cell life.
The solar thermal energy storage efficiency η experiment of the MOST system has been determined to reach up to 2.3%, representing the highest recorded efficiency to date. 34 Additionally, the inclusion of the MOST system as a non-heating temperature stabilizer with optical filter effect can further enhance the efficiency of the PV cell.
Among them, solar energy is one of the most widely used since it is abundant on Earth, and pollution free with respect to the environment. Increasing attentions have been paid to study the effective usage of solar energy. Photovoltaic (PV) cells are popularly considered a feasible device for solar energy conversion.
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